Update module github.com/pion/webrtc/v3 to v3.1.50 (#456 )

Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Expose device list update func (#463 )
2025-09-27 12:52:20 +08:00 · 2023-01-14 09:03:47 +09:00 · 2023-01-14 09:02:46 +09:00 · 2023-01-04 12:31:41 +09:00 · 2022-12-19 14:05:19 -05:00 · 2022-12-05 16:19:47 -05:00
68 changed files with 1842 additions and 361 deletions
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -13,13 +13,15 @@ jobs:
    strategy:
      fail-fast: false
      matrix:
-        go: [ '1.16', '1.15' ]
+        go:
+          - '1.18'
+          - '1.19'
    name: Linux Go ${{ matrix.go }}
    steps:
      - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
      - name: Setup Go
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v3
        with:
          go-version: ${{ matrix.go }}
      - name: Install dependencies
@@ -32,24 +34,53 @@ jobs:
            libx264-dev
      - name: Run Test Suite
        run: make test
-      - uses: codecov/codecov-action@v2	
-        if: matrix.go == '1.16'
+      - uses: codecov/codecov-action@v3	
+        if: matrix.go == '1.19'
  build-darwin:
-    runs-on: macos-latest
    strategy:
      fail-fast: false
      matrix:
-        go: [ '1.16', '1.15' ]
-    name: Darwin Go ${{ matrix.go }}
+        runs-on:
+          - macos-latest
+          - ['self-hosted', 'macOS', 'ARM64']
+        go:
+          - '1.18'
+          - '1.19'
+    runs-on: ${{ matrix.runs-on }}
+    name: Darwin Go ${{ matrix.go }} ${{ join(matrix.runs-on, ' ') }}
    steps:
      - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
      - name: Setup Go
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v3
        with:
          go-version: ${{ matrix.go }}
+      - name: Checkout Homebrew
+        if: matrix.runs-on != 'macos-latest'
+        uses: actions/checkout@v3
+        with:
+          repository: Homebrew/brew
+          path: homebrew
+      - name: Set up brew to install deps under temporary dir
+        if: matrix.runs-on != 'macos-latest' # set up local brew only on self-hosted
+        run: |
+          dir="${GITHUB_WORKSPACE}/homebrew"
+          cd "${dir}"
+
+          echo "Set up shellenv" >&2
+          env="$(./bin/brew shellenv)"
+          echo "${env}" | tee -a ${GITHUB_ENV}
+          eval "${env}"
+
+          echo "Set up paths" >&2
+          echo "${dir}/bin" | tee -a ${GITHUB_PATH}
+
+          echo "Brew update" >&2
+          brew update --force --quiet
+          chmod -R go-w "$(brew --prefix)/share/zsh"
      - name: Install dependencies
        run: |
+          which brew
          brew install \
            pkg-config \
            opus \
@@ -62,12 +93,12 @@ jobs:
    name: Check Licenses
    steps:
      - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
      - name: Setup Go
-        uses: actions/setup-go@v2
+        uses: actions/setup-go@v3
        with:
-          go-version: '1.16'
+          go-version: '1.19'
      - name: Installing go-licenses
-        run: go get github.com/google/go-licenses
+        run: go install github.com/google/go-licenses@latest
      - name: Checking licenses
        run: go-licenses check ./...
--- a/.github/workflows/renovate-go-mod-fix.yaml
+++ b/.github/workflows/renovate-go-mod-fix.yaml
@@ -9,7 +9,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
        with:
          fetch-depth: 2
      - name: fix
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,5 @@

 scripts/cross
 coverage.txt
+
+.idea
--- a/13
+++ b/13
@@ -16,7 +16,8 @@ supported_platforms := \
  linux-arm64 \
  linux-x64 \
  windows-x64 \
-  darwin-x64
+  darwin-x64 \
+  darwin-arm64
 cmd_build := build
 cmd_test := test
 examples_dir := examples
@@ -24,7 +25,7 @@ codec_dir := pkg/codec
 codec_list := $(shell ls $(codec_dir)/*/Makefile)
 codec_list := $(codec_list:$(codec_dir)/%/Makefile=%)
 targets := $(foreach codec, $(codec_list), $(addprefix $(cmd_build)-$(codec)-, $(supported_platforms)))
-pkgs_without_mmal := $(shell go list ./... | grep -v mmal)
+pkgs_without_ext_device := $(shell go list ./... | grep -v mmal | grep -v vaapi)
 pkgs_without_cgo := $(shell go list ./... | grep -v pkg/codec | grep -v pkg/driver | grep -v pkg/avfoundation)

 define BUILD_TEMPLATE
@@ -72,11 +73,11 @@ $(foreach codec, $(codec_list), \
 # Description:
 # 	Run a series of tests
 $(cmd_test):
-	go vet $(pkgs_without_mmal)
-	go build $(pkgs_without_mmal)
+	go vet $(pkgs_without_ext_device)
+	go build $(pkgs_without_ext_device)
 	# go build without CGO
 	CGO_ENABLED=0 go build $(pkgs_without_cgo)
 	# go build with CGO
-	CGO_ENABLED=1 go build $(pkgs_without_mmal)
+	CGO_ENABLED=1 go build $(pkgs_without_ext_device)
 	$(MAKE) --directory=$(examples_dir)
-	go test -v -race -coverprofile=coverage.txt -covermode=atomic $(pkgs_without_mmal)
+	go test -v -race -coverprofile=coverage.txt -covermode=atomic $(pkgs_without_ext_device)
--- a/dockerfiles/darwin-arm64.Dockerfile
+++ b/dockerfiles/darwin-arm64.Dockerfile
@@ -0,0 +1,47 @@
+FROM dockercore/golang-cross as m1cross
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update -qq && apt-get install -y -q --no-install-recommends \
+    cmake \
+    git \
+    libssl-dev \
+    libxml2-dev \
+    libz-dev \
+  && rm -rf /var/lib/apt/lists/*
+
+ENV SDK_VERSION=11.3 \
+    TARGET_DIR=/osxcross/target \
+    UNATTENDED=1
+
+WORKDIR /work
+RUN git clone --depth=1 https://github.com/tpoechtrager/osxcross.git /work \
+  && cd /work/tarballs \
+  && wget -q https://github.com/phracker/MacOSX-SDKs/releases/download/${SDK_VERSION}/MacOSX${SDK_VERSION}.sdk.tar.xz
+
+# Build cross compile toolchain for Apple silicon
+RUN ./build.sh
+
+
+FROM dockcross/base
+
+ENV OSX_CROSS_PATH=/osxcross
+
+COPY --from=m1cross "${OSX_CROSS_PATH}/." "${OSX_CROSS_PATH}/"
+ENV PATH=${OSX_CROSS_PATH}/target/bin:$PATH
+
+COPY init.sh /tmp/init.sh
+RUN bash /tmp/init.sh
+
+ENV CC=arm64-apple-darwin20.4-clang \
+    CXX=arm64-apple-darwin20.4-clang++ \
+    CPP=arm64-apple-darwin20.4-clang++ \
+    AR=arm64-apple-darwin20.4-ar \
+    AS=arm64-apple-darwin20.4-as \
+    LD=arm64-apple-darwin20.4-ld
+
+COPY darwin-arm64.cmake ${OSX_CROSS_PATH}/
+ENV CMAKE_TOOLCHAIN_FILE ${OSX_CROSS_PATH}/darwin-arm64.cmake
+
+ARG IMAGE=lherman/cross-darwin-arm64
+ARG VERSION=latest
+ENV DEFAULT_DOCKCROSS_IMAGE ${IMAGE}:${VERSION}
--- a/dockerfiles/darwin-arm64.cmake
+++ b/dockerfiles/darwin-arm64.cmake
@@ -0,0 +1,8 @@
+set(CMAKE_SYSTEM_NAME Darwin)
+set(CMAKE_SYSTEM_VERSION 1)
+set(CMAKE_SYSTEM_PROCESSOR arm64)
+
+set(CMAKE_C_COMPILER $ENV{CC})
+set(CMAKE_CXX_COMPILER $ENV{CXX})
+set(CMAKE_AR $ENV{AR})
+set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
--- a/examples/go.mod
+++ b/examples/go.mod
@@ -3,9 +3,9 @@ module github.com/pion/mediadevices/examples
 go 1.14

 require (
-	github.com/esimov/pigo v1.4.3
+	github.com/esimov/pigo v1.4.6
 	github.com/pion/mediadevices v0.0.0
-	github.com/pion/webrtc/v3 v3.0.20
+	github.com/pion/webrtc/v3 v3.1.50
 )

 replace github.com/pion/mediadevices v0.0.0 => ../
--- a/examples/go.sum
+++ b/examples/go.sum
@@ -1,18 +1,18 @@
-github.com/BurntSushi/xgb v0.0.0-20210121224620-deaf085860bc/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539 h1:1aIqYfg9s9RETAJHGfVKZW4ok0b22p4QTwk8MsdRtPs=
-github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539/go.mod h1:G0X+rEqYPWSq0dG8OMf8M446MtKytzpPjgS3HbdOJZ4=
+github.com/blackjack/webcam v0.0.0-20220329180758-ba064708e165 h1:QsIbRyO2tn5eSJZ/skuDqSTo0GWI5H4G1AT7Mm2H0Nw=
+github.com/blackjack/webcam v0.0.0-20220329180758-ba064708e165/go.mod h1:G0X+rEqYPWSq0dG8OMf8M446MtKytzpPjgS3HbdOJZ4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/disintegration/imaging v1.6.1/go.mod h1:xuIt+sRxDFrHS0drzXUlCJthkJ8k7lkkUojDSR247MQ=
-github.com/esimov/pigo v1.4.3 h1:xl098Z9CHmouywvyRZepuKx8aSWHBs/0lZtp7Yt5g28=
-github.com/esimov/pigo v1.4.3/go.mod h1:aOTYpOWsqniACzXKdSOGkqI6CnWQpP8tFjgtUOARoEs=
-github.com/fogleman/gg v1.0.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
+github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
+github.com/esimov/pigo v1.4.6 h1:wpB9FstbqeGP/CZP+nTR52tUJe7XErq8buG+k4xCXlw=
+github.com/esimov/pigo v1.4.6/go.mod h1:uqj9Y3+3IRYhFK071rxz1QYq0ePhA6+R9jrUZavi46M=
+github.com/fogleman/gg v1.3.0/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
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-github.com/gen2brain/malgo v0.10.29 h1:bTYiUTUKJsEomNby+W0hgyLrOttUXIk4lTEnKA54iqM=
-github.com/gen2brain/malgo v0.10.29/go.mod h1:zHSUNZAXfCeNsZou0RtQ6Zk7gDYLIcKOrUWtAdksnEs=
+github.com/gen2brain/malgo v0.11.10 h1:u41QchDBS7Z2rwEVPu7uycK6HA8IyzKoUOhLU7IvYW4=
+github.com/gen2brain/malgo v0.11.10/go.mod h1:f9TtuN7DVrXMiV/yIceMeWpvanyVzJQMlBecJFVMxww=
 github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5/go.mod h1:uF6rMu/1nvu+5DpiRLwusA6xB8zlkNoGzKn8lmYONUo=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
@@ -21,13 +21,17 @@ github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrU
 github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/uuid v1.2.0 h1:qJYtXnJRWmpe7m/3XlyhrsLrEURqHRM2kxzoxXqyUDs=
-github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
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@@ -36,78 +40,102 @@ github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
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+golang.org/x/sys v0.0.0-20220622161953-175b2fd9d664/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=
+golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20191110171634-ad39bd3f0407/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
-golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
+golang.org/x/term v0.3.0/go.mod h1:q750SLmJuPmVoN1blW3UFBPREJfb1KmY3vwxfr+nFDA=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
@@ -138,6 +185,8 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ
 google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
@@ -147,5 +196,7 @@ gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWD
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/examples/vnc/.gitignore
+++ b/examples/vnc/.gitignore
@@ -0,0 +1 @@
+vnc
--- a/go.mod
+++ b/go.mod
@@ -3,13 +3,15 @@ module github.com/pion/mediadevices
 go 1.13

 require (
-	github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539
-	github.com/gen2brain/malgo v0.10.35
+	github.com/blackjack/webcam v0.0.0-20220329180758-ba064708e165
+	github.com/gen2brain/malgo v0.11.10
 	github.com/google/uuid v1.3.0
 	github.com/kbinani/screenshot v0.0.0-20210720154843-7d3a670d8329
+	github.com/pion/interceptor v0.1.12
 	github.com/pion/logging v0.2.2
-	github.com/pion/rtp v1.7.4
-	github.com/pion/webrtc/v3 v3.1.10
-	golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d
+	github.com/pion/rtcp v1.2.10
+	github.com/pion/rtp v1.7.13
+	github.com/pion/webrtc/v3 v3.1.50
+	golang.org/x/image v0.2.0
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,12 +1,12 @@
-github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539 h1:1aIqYfg9s9RETAJHGfVKZW4ok0b22p4QTwk8MsdRtPs=
-github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539/go.mod h1:G0X+rEqYPWSq0dG8OMf8M446MtKytzpPjgS3HbdOJZ4=
+github.com/blackjack/webcam v0.0.0-20220329180758-ba064708e165 h1:QsIbRyO2tn5eSJZ/skuDqSTo0GWI5H4G1AT7Mm2H0Nw=
+github.com/blackjack/webcam v0.0.0-20220329180758-ba064708e165/go.mod h1:G0X+rEqYPWSq0dG8OMf8M446MtKytzpPjgS3HbdOJZ4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
-github.com/gen2brain/malgo v0.10.35 h1:D6aNo/Q0SnzQLHomTydTXxj4AJFdGJcVoE7I8JxPoUo=
-github.com/gen2brain/malgo v0.10.35/go.mod h1:zHSUNZAXfCeNsZou0RtQ6Zk7gDYLIcKOrUWtAdksnEs=
+github.com/gen2brain/malgo v0.11.10 h1:u41QchDBS7Z2rwEVPu7uycK6HA8IyzKoUOhLU7IvYW4=
+github.com/gen2brain/malgo v0.11.10/go.mod h1:f9TtuN7DVrXMiV/yIceMeWpvanyVzJQMlBecJFVMxww=
 github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5 h1:Y5Q2mEwfzjMt5+3u70Gtw93ZOu2UuPeeeTBDntF7FoY=
 github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5/go.mod h1:uF6rMu/1nvu+5DpiRLwusA6xB8zlkNoGzKn8lmYONUo=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
@@ -17,10 +17,12 @@ github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrU
 github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
 github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
 github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
-github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
 github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
@@ -40,87 +42,97 @@ github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI
 github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=
-github.com/onsi/ginkgo v1.16.1/go.mod h1:CObGmKUOKaSC0RjmoAK7tKyn4Azo5P2IWuoMnvwxz1E=
+github.com/onsi/ginkgo v1.16.4/go.mod h1:dX+/inL/fNMqNlz0e9LfyB9TswhZpCVdJM/Z6Vvnwo0=
+github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
 github.com/onsi/gomega v1.7.1/go.mod h1:XdKZgCCFLUoM/7CFJVPcG8C1xQ1AJ0vpAezJrB7JYyY=
 github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1ybHNo=
-github.com/onsi/gomega v1.11.0/go.mod h1:azGKhqFUon9Vuj0YmTfLSmx0FUwqXYSTl5re8lQLTUg=
-github.com/pion/datachannel v1.5.2 h1:piB93s8LGmbECrpO84DnkIVWasRMk3IimbcXkTQLE6E=
-github.com/pion/datachannel v1.5.2/go.mod h1:FTGQWaHrdCwIJ1rw6xBIfZVkslikjShim5yr05XFuCQ=
-github.com/pion/dtls/v2 v2.0.9/go.mod h1:O0Wr7si/Zj5/EBFlDzDd6UtVxx25CE1r7XM7BQKYQho=
-github.com/pion/dtls/v2 v2.0.10 h1:wgys7gPR1NMbWjmjJ3CW7lkUGaun8djgH8nahpNLnxI=
-github.com/pion/dtls/v2 v2.0.10/go.mod h1:00OxfeCRWHShcqT9jx8pKKmBWuTt0NCZoVPCaC4VKvU=
-github.com/pion/ice/v2 v2.1.14 h1:nD9GZs3MiR1/dPa5EiMRMe8hLBG3/qqCdx/hTS2g8VE=
-github.com/pion/ice/v2 v2.1.14/go.mod h1:ovgYHUmwYLlRvcCLI67PnQ5YGe+upXZbGgllBDG/ktU=
-github.com/pion/interceptor v0.1.0 h1:SlXKaDlEvSl7cr4j8fJykzVz4UdH+7UDtcvx+u01wLU=
-github.com/pion/interceptor v0.1.0/go.mod h1:j5NIl3tJJPB3u8+Z2Xz8MZs/VV6rc+If9mXEKNuFmEM=
+github.com/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
+github.com/pion/datachannel v1.5.5 h1:10ef4kwdjije+M9d7Xm9im2Y3O6A6ccQb0zcqZcJew8=
+github.com/pion/datachannel v1.5.5/go.mod h1:iMz+lECmfdCMqFRhXhcA/219B0SQlbpoR2V118yimL0=
+github.com/pion/dtls/v2 v2.1.5 h1:jlh2vtIyUBShchoTDqpCCqiYCyRFJ/lvf/gQ8TALs+c=
+github.com/pion/dtls/v2 v2.1.5/go.mod h1:BqCE7xPZbPSubGasRoDFJeTsyJtdD1FanJYL0JGheqY=
+github.com/pion/ice/v2 v2.2.12 h1:n3M3lUMKQM5IoofhJo73D3qVla+mJN2nVvbSPq32Nig=
+github.com/pion/ice/v2 v2.2.12/go.mod h1:z2KXVFyRkmjetRlaVRgjO9U3ShKwzhlUylvxKfHfd5A=
+github.com/pion/interceptor v0.1.11/go.mod h1:tbtKjZY14awXd7Bq0mmWvgtHB5MDaRN7HV3OZ/uy7s8=
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 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
 github.com/pion/logging v0.2.2/go.mod h1:k0/tDVsRCX2Mb2ZEmTqNa7CWsQPc+YYCB7Q+5pahoms=
 github.com/pion/mdns v0.0.5 h1:Q2oj/JB3NqfzY9xGZ1fPzZzK7sDSD8rZPOvcIQ10BCw=
 github.com/pion/mdns v0.0.5/go.mod h1:UgssrvdD3mxpi8tMxAXbsppL3vJ4Jipw1mTCW+al01g=
 github.com/pion/randutil v0.1.0 h1:CFG1UdESneORglEsnimhUjf33Rwjubwj6xfiOXBa3mA=
 github.com/pion/randutil v0.1.0/go.mod h1:XcJrSMMbbMRhASFVOlj/5hQial/Y8oH/HVo7TBZq+j8=
-github.com/pion/rtcp v1.2.6/go.mod h1:52rMNPWFsjr39z9B9MhnkqhPLoeHTv1aN63o/42bWE0=
-github.com/pion/rtcp v1.2.8/go.mod h1:qVPhiCzAm4D/rxb6XzKeyZiQK69yJpbUDJSF7TgrqNo=
-github.com/pion/rtcp v1.2.9 h1:1ujStwg++IOLIEoOiIQ2s+qBuJ1VN81KW+9pMPsif+U=
 github.com/pion/rtcp v1.2.9/go.mod h1:qVPhiCzAm4D/rxb6XzKeyZiQK69yJpbUDJSF7TgrqNo=
-github.com/pion/rtp v1.7.0/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
-github.com/pion/rtp v1.7.2/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
-github.com/pion/rtp v1.7.4 h1:4dMbjb1SuynU5OpA3kz1zHK+u+eOCQjW3MAeVHf1ODA=
-github.com/pion/rtp v1.7.4/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
-github.com/pion/sctp v1.8.0 h1:6erMF2qmQwXr+0iB1lm0AUSmDr9LdmpaBzgSVAEgehw=
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+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
@@ -155,6 +179,8 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ
 google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
@@ -165,5 +191,6 @@ gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/ioreader.go
+++ b/ioreader.go
@@ -1,5 +1,7 @@
 package mediadevices

+import "github.com/pion/mediadevices/pkg/codec"
+
 type EncodedBuffer struct {
 	Data    []byte
 	Samples uint32
@@ -8,11 +10,13 @@ type EncodedBuffer struct {
 type EncodedReadCloser interface {
 	Read() (EncodedBuffer, func(), error)
 	Close() error
+	codec.Controllable
 }

 type encodedReadCloserImpl struct {
-	readFn  func() (EncodedBuffer, func(), error)
-	closeFn func() error
+	readFn       func() (EncodedBuffer, func(), error)
+	closeFn      func() error
+	controllerFn func() codec.EncoderController
 }

 func (r *encodedReadCloserImpl) Read() (EncodedBuffer, func(), error) {
@@ -23,9 +27,14 @@ func (r *encodedReadCloserImpl) Close() error {
 	return r.closeFn()
 }

+func (r *encodedReadCloserImpl) Controller() codec.EncoderController {
+	return r.controllerFn()
+}
+
 type encodedIOReadCloserImpl struct {
-	readFn  func([]byte) (int, error)
-	closeFn func() error
+	readFn     func([]byte) (int, error)
+	closeFn    func() error
+	controller func() codec.EncoderController
 }

 func newEncodedIOReadCloserImpl(reader EncodedReadCloser) *encodedIOReadCloserImpl {
@@ -48,7 +57,8 @@ func newEncodedIOReadCloserImpl(reader EncodedReadCloser) *encodedIOReadCloserIm
 			encoded.Data = encoded.Data[n:]
 			return n, nil
 		},
-		closeFn: reader.Close,
+		closeFn:    reader.Close,
+		controller: reader.Controller,
 	}
 }

@@ -59,3 +69,7 @@ func (r *encodedIOReadCloserImpl) Read(b []byte) (int, error) {
 func (r *encodedIOReadCloserImpl) Close() error {
 	return r.closeFn()
 }
+
+func (r *encodedIOReadCloserImpl) Controller() codec.EncoderController {
+	return r.controller()
+}
--- a/mediadevices_test.go
+++ b/mediadevices_test.go
@@ -8,6 +8,7 @@ import (
 	"github.com/pion/mediadevices/pkg/driver"
 	_ "github.com/pion/mediadevices/pkg/driver/audiotest"
 	_ "github.com/pion/mediadevices/pkg/driver/videotest"
+	"github.com/pion/mediadevices/pkg/frame"
 	"github.com/pion/mediadevices/pkg/prop"
 )

@@ -97,37 +98,145 @@ func TestSelectBestDriverConstraintsResultIsSetProperly(t *testing.T) {
 		t.Fatal("expect to get at least 1 property")
 	}
 	expectedProp := driver.Properties()[0]
-	// Since this is a continuous value, bestConstraints should be set with the value that user specified
-	expectedProp.FrameRate = 30.0

-	wantConstraints := MediaTrackConstraints{
-		MediaConstraints: prop.MediaConstraints{
-			VideoConstraints: prop.VideoConstraints{
-				// By reducing the width from the driver by a tiny amount, this property should be chosen.
-				// At the same time, we'll be able to find out if the return constraints will be properly set
-				// to the best constraints.
-				Width:       prop.Int(expectedProp.Width - 1),
-				Height:      prop.Int(expectedProp.Width),
-				FrameFormat: prop.FrameFormat(expectedProp.FrameFormat),
-				FrameRate:   prop.Float(30.0),
-			},
+	// By reducing the value from the driver by a tiny amount, this property should be chosen.
+	// At the same time, we'll be able to find out if the return constraints will be properly set
+	// to the best constraints.
+	cases := map[string]struct {
+		width, height int
+		frameFormat   frame.Format
+		frameRate     float32
+	}{
+		"DifferentWidth": {
+			width:       expectedProp.Width - 1,
+			height:      expectedProp.Height,
+			frameFormat: expectedProp.FrameFormat,
+			frameRate:   expectedProp.FrameRate,
+		},
+		"DifferentHeight": {
+			width:       expectedProp.Width,
+			height:      expectedProp.Height - 1,
+			frameFormat: expectedProp.FrameFormat,
+			frameRate:   expectedProp.FrameRate,
+		},
+		"DifferentFrameFormat": {
+			width:       expectedProp.Width,
+			height:      expectedProp.Height,
+			frameFormat: frame.FormatI420,
+			frameRate:   expectedProp.FrameRate,
 		},
 	}

-	bestDriver, bestConstraints, err := selectBestDriver(filterFn, wantConstraints)
+	for name, c := range cases {
+		c := c
+		t.Run(name, func(t *testing.T) {
+			var vc prop.VideoConstraints
+
+			if c.frameRate >= 0 {
+				vc = prop.VideoConstraints{
+					Width:       prop.Int(c.width),
+					Height:      prop.Int(c.height),
+					FrameFormat: prop.FrameFormat(c.frameFormat),
+					FrameRate:   prop.Float(c.frameRate),
+				}
+			} else {
+				// do not specify the framerate
+				vc = prop.VideoConstraints{
+					Width:       prop.Int(c.width),
+					Height:      prop.Int(c.height),
+					FrameFormat: prop.FrameFormat(c.frameFormat),
+				}
+			}
+			wantConstraints := MediaTrackConstraints{
+				MediaConstraints: prop.MediaConstraints{
+					VideoConstraints: vc,
+				},
+			}
+
+			bestDriver, bestConstraints, err := selectBestDriver(filterFn, wantConstraints)
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			if driver != bestDriver {
+				t.Fatal("best driver is not expected")
+			}
+
+			s := bestConstraints.selectedMedia
+			if s.Width != expectedProp.Width ||
+				s.Height != expectedProp.Height ||
+				s.FrameFormat != expectedProp.FrameFormat ||
+				s.FrameRate != expectedProp.FrameRate {
+				t.Fatalf("failed to return best constraints\nexpected:\n%v\n\ngot:\n%v", expectedProp, bestConstraints.selectedMedia)
+			}
+
+		})
+	}
+
+}
+
+func TestSelectBestDriverConstraintsNoFit(t *testing.T) {
+	filterFn := driver.FilterVideoRecorder()
+	drivers := driver.GetManager().Query(filterFn)
+	if len(drivers) == 0 {
+		t.Fatal("expect to get at least 1 driver")
+	}
+
+	driver := drivers[0]
+	err := driver.Open()
 	if err != nil {
-		t.Fatal(err)
+		t.Fatal("expect to open driver successfully")
+	}
+	defer driver.Close()
+
+	if len(driver.Properties()) == 0 {
+		t.Fatal("expect to get at least 1 property")
+	}
+	expectedProp := driver.Properties()[0]
+
+	cases := map[string]struct {
+		width, height int
+		frameFormat   frame.Format
+		frameRate     float32
+	}{
+		"DifferentWidth": {
+			width:       expectedProp.Width - 1,
+			height:      expectedProp.Height,
+			frameFormat: expectedProp.FrameFormat,
+			frameRate:   expectedProp.FrameRate,
+		},
+		"DifferentHeight": {
+			width:       expectedProp.Width,
+			height:      expectedProp.Height - 1,
+			frameFormat: expectedProp.FrameFormat,
+			frameRate:   expectedProp.FrameRate,
+		},
+		"DifferentFrameFormat": {
+			width:       expectedProp.Width,
+			height:      expectedProp.Height,
+			frameFormat: frame.FormatI420,
+			frameRate:   expectedProp.FrameRate,
+		},
 	}

-	if driver != bestDriver {
-		t.Fatal("best driver is not expected")
-	}
+	for name, c := range cases {
+		c := c
+		t.Run(name, func(t *testing.T) {
+			wantConstraints := MediaTrackConstraints{
+				MediaConstraints: prop.MediaConstraints{
+					VideoConstraints: prop.VideoConstraints{
+						Width:       prop.IntExact(c.width),
+						Height:      prop.IntExact(c.height),
+						FrameFormat: prop.FrameFormatExact(c.frameFormat),
+						FrameRate:   prop.FloatExact(c.frameRate),
+					},
+				},
+			}

-	s := bestConstraints.selectedMedia
-	if s.Width != expectedProp.Width ||
-		s.Height != expectedProp.Height ||
-		s.FrameFormat != expectedProp.FrameFormat ||
-		s.FrameRate != expectedProp.FrameRate {
-		t.Fatalf("failed to return best constraints\nexpected:\n%v\n\ngot:\n%v", expectedProp, bestConstraints.selectedMedia)
+			_, _, err := selectBestDriver(filterFn, wantConstraints)
+			if err == nil {
+				t.Fatal("expect to not find a driver that fits the constraints")
+			}
+		})
 	}
 }
--- a/pkg/avfoundation/avfoundation_darwin.go
+++ b/pkg/avfoundation/avfoundation_darwin.go
@@ -11,8 +11,10 @@ package avfoundation
 // }
 import "C"
 import (
+	"context"
 	"fmt"
 	"io"
+	"sync"
 	"unsafe"

 	"github.com/pion/mediadevices/pkg/frame"
@@ -93,9 +95,13 @@ func Devices(mediaType MediaType) ([]Device, error) {
 // ReadCloser is a wrapper around the data callback from AVFoundation. The data received from the
 // the underlying callback can be retrieved by calling Read.
 type ReadCloser struct {
-	dataChan chan []byte
-	id       handleID
-	onClose  func()
+	dataChan   chan []byte
+	id         handleID
+	onClose    func()
+	cancelCtx  context.Context
+	cancelFunc func()
+	closeWG    sync.WaitGroup
+	lock       sync.Mutex
 }

 func newReadCloser(onClose func()) *ReadCloser {
@@ -103,12 +109,25 @@ func newReadCloser(onClose func()) *ReadCloser {
 	rc.dataChan = make(chan []byte, 1)
 	rc.onClose = onClose
 	rc.id = register(rc.dataCb)
+	cancelCtx, cancelFunc := context.WithCancel(context.Background())
+	rc.cancelCtx = cancelCtx
+	rc.cancelFunc = cancelFunc
 	return &rc
 }

 func (rc *ReadCloser) dataCb(data []byte) {
+	rc.closeWG.Add(1)
+	defer rc.closeWG.Done()
+
 	// TODO: add a policy for slow reader
-	rc.dataChan <- data
+	if rc.cancelCtx.Err() != nil {
+		return
+	}
+	select {
+	// Use the Done channel to avoid waiting for new data from closed camera
+	case <-rc.cancelCtx.Done():
+	case rc.dataChan <- data:
+	}
 }

 // Read reads raw data, the format is determined by the media type and property:
@@ -124,17 +143,28 @@ func (rc *ReadCloser) Read() ([]byte, func(), error) {

 // Close closes the capturing session, and no data will flow anymore
 func (rc *ReadCloser) Close() {
+	rc.lock.Lock()
+	defer rc.lock.Unlock()
+
+	if rc.cancelCtx.Err() != nil {
+		return // already closed
+	}
+
 	if rc.onClose != nil {
 		rc.onClose()
 	}
-	close(rc.dataChan)
+	rc.cancelFunc()
 	unregister(rc.id)
+	rc.closeWG.Wait()
+	close(rc.dataChan)
 }

 // Session represents a capturing session.
 type Session struct {
 	device   Device
 	cSession C.PAVBindSession
+	lock     sync.Mutex
+	closed   bool
 }

 // NewSession creates a new capturing session
@@ -152,6 +182,13 @@ func NewSession(device Device) (*Session, error) {

 // Close stops capturing session and frees up resources
 func (session *Session) Close() error {
+	session.lock.Lock()
+	defer session.lock.Unlock()
+	if session.closed {
+		return nil
+	}
+	session.closed = true
+
 	if session.cSession == nil {
 		return nil
 	}
--- a/pkg/codec/codec.go
+++ b/pkg/codec/codec.go
@@ -112,15 +112,37 @@ type VideoEncoderBuilder interface {
 	BuildVideoEncoder(r video.Reader, p prop.Media) (ReadCloser, error)
 }

-// ReadCloser is an io.ReadCloser with methods for rate limiting: SetBitRate and ForceKeyFrame
+// ReadCloser is an io.ReadCloser with a controller
 type ReadCloser interface {
 	Read() (b []byte, release func(), err error)
 	Close() error
+	Controllable
+}
+
+// EncoderController is the interface allowing to control the encoder behaviour after it's initialisation.
+// It will possibly have common control method in the future.
+// A controller can have optional methods represented by *Controller interfaces
+type EncoderController interface{}
+
+// Controllable is a interface representing a encoder which can be controlled
+// after it's initialisation with an EncoderController
+type Controllable interface {
+	Controller() EncoderController
+}
+
+// KeyFrameController is a interface representing an encoder that can be forced to produce key frame on demand
+type KeyFrameController interface {
+	EncoderController
+	// ForceKeyFrame forces the next frame to be a keyframe, aka intra-frame.
+	ForceKeyFrame() error
+}
+
+// BitRateController is a interface representing an encoder which can have a variable bit rate
+type BitRateController interface {
+	EncoderController
 	// SetBitRate sets current target bitrate, lower bitrate means smaller data will be transmitted
 	// but this also means that the quality will also be lower.
 	SetBitRate(int) error
-	// ForceKeyFrame forces the next frame to be a keyframe, aka intra-frame.
-	ForceKeyFrame() error
 }

 // BaseParams represents an codec's encoding properties
--- a/pkg/codec/internal/codectest/codectest.go
+++ b/pkg/codec/internal/codectest/codectest.go
@@ -119,3 +119,41 @@ func VideoEncoderCloseTwiceTest(t *testing.T, c codec.VideoEncoderBuilder, p pro
 		t.Fatal(err)
 	}
 }
+
+func AudioEncoderReadAfterCloseTest(t *testing.T, c codec.AudioEncoderBuilder, p prop.Media, w wave.Audio) {
+	enc, err := c.BuildAudioEncoder(audio.ReaderFunc(func() (wave.Audio, func(), error) {
+		return w, nil, nil
+	}), p)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if err := assertNoPanic(t, enc.Close, "on Close()"); err != nil {
+		t.Fatal(err)
+	}
+	if err := assertNoPanic(t, func() error {
+		_, _, err := enc.Read()
+		return err
+	}, "on Read()"); err != io.EOF {
+		t.Fatalf("Expected: %v, got: %v", io.EOF, err)
+	}
+}
+
+func VideoEncoderReadAfterCloseTest(t *testing.T, c codec.VideoEncoderBuilder, p prop.Media, img image.Image) {
+	enc, err := c.BuildVideoEncoder(video.ReaderFunc(func() (image.Image, func(), error) {
+		return img, nil, nil
+	}), p)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if err := assertNoPanic(t, enc.Close, "on Close()"); err != nil {
+		t.Fatal(err)
+	}
+	if err := assertNoPanic(t, func() error {
+		_, _, err := enc.Read()
+		return err
+	}, "on Read()"); err != io.EOF {
+		t.Fatalf("Expected: %v, got: %v", io.EOF, err)
+	}
+}
--- a/pkg/codec/mmal/mmal.go
+++ b/pkg/codec/mmal/mmal.go
@@ -91,12 +91,8 @@ func (e *encoder) Read() ([]byte, func(), error) {
 	return encoded, func() {}, err
 }

-func (e *encoder) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
-
-func (e *encoder) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+func (e *encoder) Controller() codec.EncoderController {
+	return e
 }

 func (e *encoder) Close() error {
--- a/pkg/codec/mmal/mmal_test.go
+++ b/pkg/codec/mmal/mmal_test.go
@@ -4,6 +4,7 @@ import (
 	"image"
 	"testing"

+	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/codec/internal/codectest"
 	"github.com/pion/mediadevices/pkg/frame"
 	"github.com/pion/mediadevices/pkg/prop"
@@ -43,4 +44,41 @@ func TestEncoder(t *testing.T) {
 			},
 		})
 	})
+	t.Run("ReadAfterClose", func(t *testing.T) {
+		p, err := NewParams()
+		if err != nil {
+			t.Fatal(err)
+		}
+		codectest.VideoEncoderReadAfterCloseTest(t, &p,
+			prop.Media{
+				Video: prop.Video{
+					Width:       256,
+					Height:      144,
+					FrameFormat: frame.FormatI420,
+				},
+			},
+			image.NewYCbCr(
+				image.Rect(0, 0, 256, 144),
+				image.YCbCrSubsampleRatio420,
+			),
+		)
+	})
+}
+
+func TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
 }
--- a/pkg/codec/openh264/bridge.cpp
+++ b/pkg/codec/openh264/bridge.cpp
@@ -21,29 +21,26 @@ Encoder *enc_new(const EncoderOptions opts, int *eresult) {
    return NULL;
  }

-  // TODO: Remove hardcoded values
-  params.iUsageType = CAMERA_VIDEO_REAL_TIME;
+  params.iUsageType = opts.usage_type;
  params.iPicWidth = opts.width;
  params.iPicHeight = opts.height;
  params.iTargetBitrate = opts.target_bitrate;
  params.iMaxBitrate = opts.target_bitrate;
-  params.iRCMode = RC_BITRATE_MODE;
+  params.iRCMode = opts.rc_mode;
  params.fMaxFrameRate = opts.max_fps;
-  params.bEnableFrameSkip = true;
-  params.uiMaxNalSize = 0;
-  params.uiIntraPeriod = 30;
-  // set to 0, so that it'll automatically use multi threads when needed
-  params.iMultipleThreadIdc = 0;
+  params.bEnableFrameSkip = opts.enable_frame_skip;
+  params.uiMaxNalSize = opts.max_nal_size;
+  params.uiIntraPeriod = opts.intra_period;
+  params.iMultipleThreadIdc = opts.multiple_thread_idc;
  // The base spatial layer 0 is the only one we use.
  params.sSpatialLayers[0].iVideoWidth = params.iPicWidth;
  params.sSpatialLayers[0].iVideoHeight = params.iPicHeight;
  params.sSpatialLayers[0].fFrameRate = params.fMaxFrameRate;
  params.sSpatialLayers[0].iSpatialBitrate = params.iTargetBitrate;
  params.sSpatialLayers[0].iMaxSpatialBitrate = params.iTargetBitrate;
-  // Single NAL unit mode
-  params.sSpatialLayers[0].sSliceArgument.uiSliceNum = 1;
-  params.sSpatialLayers[0].sSliceArgument.uiSliceMode = SM_SIZELIMITED_SLICE;
-  params.sSpatialLayers[0].sSliceArgument.uiSliceSizeConstraint = 12800;
+  params.sSpatialLayers[0].sSliceArgument.uiSliceNum = opts.slice_num;
+  params.sSpatialLayers[0].sSliceArgument.uiSliceMode = opts.slice_mode;
+  params.sSpatialLayers[0].sSliceArgument.uiSliceSizeConstraint = opts.slice_size_constraint;

  rv = engine->InitializeExt(&params);
  if (rv != 0) {
@@ -81,16 +78,15 @@ Slice enc_encode(Encoder *e, Frame f, int *eresult) {
  Slice payload = {0};

  if(e->force_key_frame == 1) {
-    info.eFrameType = videoFrameTypeI;
+    e->engine->ForceIntraFrame(true);
    e->force_key_frame = 0;
  }

  pic.iPicWidth = f.width;
  pic.iPicHeight = f.height;
  pic.iColorFormat = videoFormatI420;
-  // We always received I420 format
-  pic.iStride[0] = pic.iPicWidth;
-  pic.iStride[1] = pic.iStride[2] = pic.iPicWidth / 2;
+  pic.iStride[0] = f.ystride;
+  pic.iStride[1] = pic.iStride[2] = f.cstride;
  pic.pData[0] = (unsigned char *)f.y;
  pic.pData[1] = (unsigned char *)f.u;
  pic.pData[2] = (unsigned char *)f.v;
--- a/pkg/codec/openh264/bridge.hpp
+++ b/pkg/codec/openh264/bridge.hpp
@@ -12,6 +12,8 @@ typedef struct Slice {

 typedef struct Frame {
  void *y, *u, *v;
+  int ystride;
+  int cstride;
  int height;
  int width;
 } Frame;
@@ -20,6 +22,15 @@ typedef struct EncoderOptions {
  int width, height;
  int target_bitrate;
  float max_fps;
+  EUsageType usage_type;
+  RC_MODES rc_mode;
+  bool enable_frame_skip;
+  unsigned int max_nal_size;
+  unsigned int intra_period;
+  int multiple_thread_idc;
+  unsigned int slice_num;
+  SliceModeEnum slice_mode;
+  unsigned int slice_size_constraint;
 } EncoderOptions;

 typedef struct Encoder {
--- a/pkg/codec/openh264/lib/libopenh264-darwin-arm64.a
+++ b/pkg/codec/openh264/lib/libopenh264-darwin-arm64.a
--- a/pkg/codec/openh264/openh264.go
+++ b/pkg/codec/openh264/openh264.go
@@ -33,10 +33,19 @@ func newEncoder(r video.Reader, p prop.Media, params Params) (codec.ReadCloser,

 	var rv C.int
 	cEncoder := C.enc_new(C.EncoderOptions{
-		width:          C.int(p.Width),
-		height:         C.int(p.Height),
-		target_bitrate: C.int(params.BitRate),
-		max_fps:        C.float(p.FrameRate),
+		width:                 C.int(p.Width),
+		height:                C.int(p.Height),
+		target_bitrate:        C.int(params.BitRate),
+		max_fps:               C.float(p.FrameRate),
+		usage_type:            C.EUsageType(params.UsageType),
+		rc_mode:               C.RC_MODES(params.RCMode),
+		enable_frame_skip:     C.bool(params.EnableFrameSkip),
+		max_nal_size:          C.uint(params.MaxNalSize),
+		intra_period:          C.uint(params.IntraPeriod),
+		multiple_thread_idc:   C.int(params.MultipleThreadIdc),
+		slice_num:             C.uint(params.SliceNum),
+		slice_mode:            C.SliceModeEnum(params.SliceMode),
+		slice_size_constraint: C.uint(params.SliceSizeConstraint),
 	}, &rv)
 	if err := errResult(rv); err != nil {
 		return nil, fmt.Errorf("failed in creating encoder: %v", err)
@@ -65,11 +74,13 @@ func (e *encoder) Read() ([]byte, func(), error) {
 	bounds := yuvImg.Bounds()
 	var rv C.int
 	s := C.enc_encode(e.engine, C.Frame{
-		y:      unsafe.Pointer(&yuvImg.Y[0]),
-		u:      unsafe.Pointer(&yuvImg.Cb[0]),
-		v:      unsafe.Pointer(&yuvImg.Cr[0]),
-		height: C.int(bounds.Max.Y - bounds.Min.Y),
-		width:  C.int(bounds.Max.X - bounds.Min.X),
+		y:       unsafe.Pointer(&yuvImg.Y[0]),
+		u:       unsafe.Pointer(&yuvImg.Cb[0]),
+		v:       unsafe.Pointer(&yuvImg.Cr[0]),
+		ystride: C.int(yuvImg.YStride),
+		cstride: C.int(yuvImg.CStride),
+		height:  C.int(bounds.Max.Y - bounds.Min.Y),
+		width:   C.int(bounds.Max.X - bounds.Min.X),
 	}, &rv)
 	if err := errResult(rv); err != nil {
 		return nil, func() {}, fmt.Errorf("failed in encoding: %v", err)
@@ -79,15 +90,15 @@ func (e *encoder) Read() ([]byte, func(), error) {
 	return encoded, func() {}, nil
 }

-func (e *encoder) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
-
 func (e *encoder) ForceKeyFrame() error {
 	e.engine.force_key_frame = C.int(1)
 	return nil
 }

+func (e *encoder) Controller() codec.EncoderController {
+	return e
+}
+
 func (e *encoder) Close() error {
 	e.mu.Lock()
 	defer e.mu.Unlock()
--- a/pkg/codec/openh264/openh264_static.go
+++ b/pkg/codec/openh264/openh264_static.go
@@ -8,5 +8,6 @@ package openh264
 //#cgo linux,arm64 LDFLAGS: ${SRCDIR}/lib/libopenh264-linux-arm64.a
 //#cgo linux,amd64 LDFLAGS: ${SRCDIR}/lib/libopenh264-linux-x64.a
 //#cgo darwin,amd64 LDFLAGS: ${SRCDIR}/lib/libopenh264-darwin-x64.a
+//#cgo darwin,arm64 LDFLAGS: ${SRCDIR}/lib/libopenh264-darwin-arm64.a
 //#cgo windows,amd64 LDFLAGS: ${SRCDIR}/lib/libopenh264-windows-x64.a -lssp
 import "C"
--- a/pkg/codec/openh264/openh264_test.go
+++ b/pkg/codec/openh264/openh264_test.go
@@ -4,11 +4,28 @@ import (
 	"image"
 	"testing"

+	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/codec/internal/codectest"
 	"github.com/pion/mediadevices/pkg/frame"
 	"github.com/pion/mediadevices/pkg/prop"
 )

+func TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
+
 func TestEncoder(t *testing.T) {
 	t.Run("SimpleRead", func(t *testing.T) {
 		p, err := NewParams()
@@ -43,4 +60,23 @@ func TestEncoder(t *testing.T) {
 			},
 		})
 	})
+	t.Run("ReadAfterClose", func(t *testing.T) {
+		p, err := NewParams()
+		if err != nil {
+			t.Fatal(err)
+		}
+		codectest.VideoEncoderReadAfterCloseTest(t, &p,
+			prop.Media{
+				Video: prop.Video{
+					Width:       256,
+					Height:      144,
+					FrameFormat: frame.FormatI420,
+				},
+			},
+			image.NewYCbCr(
+				image.Rect(0, 0, 256, 144),
+				image.YCbCrSubsampleRatio420,
+			),
+		)
+	})
 }
--- a/pkg/codec/openh264/params.go
+++ b/pkg/codec/openh264/params.go
@@ -1,5 +1,8 @@
 package openh264

+// #include <openh264/codec_api.h>
+import "C"
+
 import (
 	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/io/video"
@@ -9,14 +12,62 @@ import (
 // Params stores libopenh264 specific encoding parameters.
 type Params struct {
 	codec.BaseParams
+	UsageType           UsageTypeEnum
+	RCMode              RCModeEnum
+	EnableFrameSkip     bool
+	MaxNalSize          uint
+	IntraPeriod         uint
+	MultipleThreadIdc   int
+	SliceNum            uint
+	SliceMode           SliceModeEnum
+	SliceSizeConstraint uint
 }

+type UsageTypeEnum int
+
+const (
+	CameraVideoRealTime      UsageTypeEnum = C.CAMERA_VIDEO_REAL_TIME   ///< camera video for real-time communication
+	ScreenContentRealTime    UsageTypeEnum = C.SCREEN_CONTENT_REAL_TIME ///< screen content signal
+	CameraVideoNonRealTime   UsageTypeEnum = C.CAMERA_VIDEO_NON_REAL_TIME
+	ScreenContentNonRealTime UsageTypeEnum = C.SCREEN_CONTENT_NON_REAL_TIME
+	InputContentTypeAll      UsageTypeEnum = C.INPUT_CONTENT_TYPE_ALL
+)
+
+type RCModeEnum int
+
+const (
+	RCQualityMode         RCModeEnum = C.RC_QUALITY_MODE           ///< quality mode
+	RCBitrateMode         RCModeEnum = C.RC_BITRATE_MODE           ///< bitrate mode
+	RCBufferbaseedMode    RCModeEnum = C.RC_BUFFERBASED_MODE       ///< no bitrate control,only using buffer status,adjust the video quality
+	RCTimestampMode       RCModeEnum = C.RC_TIMESTAMP_MODE         //rate control based timestamp
+	RCBitrateModePostSkip RCModeEnum = C.RC_BITRATE_MODE_POST_SKIP ///< this is in-building RC MODE, WILL BE DELETED after algorithm tuning!
+	RCOffMode             RCModeEnum = C.RC_OFF_MODE               ///< rate control off mode
+)
+
+type SliceModeEnum uint
+
+const (
+	SMSingleSlice      SliceModeEnum = C.SM_SINGLE_SLICE      ///< | SliceNum==1
+	SMFixedslcnumSlice SliceModeEnum = C.SM_FIXEDSLCNUM_SLICE ///< | according to SliceNum        | enabled dynamic slicing for multi-thread
+	SMRasterSlice      SliceModeEnum = C.SM_RASTER_SLICE      ///< | according to SlicesAssign    | need input of MB numbers each slice. In addition, if other constraint in SSliceArgument is presented, need to follow the constraints. Typically if MB num and slice size are both constrained, re-encoding may be involved.
+	SMSizelimitedSlice SliceModeEnum = C.SM_SIZELIMITED_SLICE ///< | according to SliceSize       | slicing according to size, the slicing will be dynamic(have no idea about slice_nums until encoding current frame)
+)
+
 // NewParams returns default openh264 codec specific parameters.
 func NewParams() (Params, error) {
 	return Params{
 		BaseParams: codec.BaseParams{
 			BitRate: 100000,
 		},
+		UsageType:           CameraVideoRealTime,
+		RCMode:              RCBitrateMode,
+		EnableFrameSkip:     true,
+		MaxNalSize:          0,
+		IntraPeriod:         30,
+		MultipleThreadIdc:   0, // Defaults to 0, so that it'll automatically use multi threads when needed
+		SliceNum:            1, // Defaults to single NAL unit mode
+		SliceMode:           SMSizelimitedSlice,
+		SliceSizeConstraint: 12800,
 	}, nil
 }

--- a/pkg/codec/opus/lib/libopus-darwin-arm64.a
+++ b/pkg/codec/opus/lib/libopus-darwin-arm64.a
--- a/pkg/codec/opus/opus.go
+++ b/pkg/codec/opus/opus.go
@@ -3,6 +3,8 @@ package opus
 import (
 	"errors"
 	"fmt"
+	"io"
+	"sync"

 	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/io/audio"
@@ -14,7 +16,7 @@ import (
 /*
 #include <opus.h>

-int bridge_encoder_set_bitrate(OpusEncoder *e, opus_int32 bitrate)
+int pion_set_encoder_bitrate(OpusEncoder *e, opus_int32 bitrate)
 {
 	return opus_encoder_ctl(e, OPUS_SET_BITRATE(bitrate));
 }
@@ -25,6 +27,8 @@ type encoder struct {
 	inBuff wave.Audio
 	reader audio.Reader
 	engine *C.OpusEncoder
+
+	mu sync.Mutex
 }

 func newEncoder(r audio.Reader, p prop.Media, params Params) (codec.ReadCloser, error) {
@@ -79,6 +83,12 @@ func (e *encoder) Read() ([]byte, func(), error) {
 		return nil, func() {}, err
 	}

+	e.mu.Lock()
+	defer e.mu.Unlock()
+	if e.engine == nil {
+		return nil, nil, io.EOF
+	}
+
 	encoded := make([]byte, 1024)
 	var n C.opus_int32
 	switch b := buff.(type) {
@@ -110,7 +120,7 @@ func (e *encoder) Read() ([]byte, func(), error) {
 }

 func (e *encoder) SetBitRate(bitRate int) error {
-	cerror := C.bridge_encoder_set_bitrate(
+	cerror := C.pion_set_encoder_bitrate(
 		e.engine,
 		C.int(bitRate),
 	)
@@ -121,11 +131,13 @@ func (e *encoder) SetBitRate(bitRate int) error {
 	return nil
 }

-func (e *encoder) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+func (e *encoder) Controller() codec.EncoderController {
+	return e
 }

 func (e *encoder) Close() error {
+	e.mu.Lock()
+	defer e.mu.Unlock()
 	if e.engine == nil {
 		return nil
 	}
--- a/pkg/codec/opus/opus_static.go
+++ b/pkg/codec/opus/opus_static.go
@@ -8,5 +8,6 @@ package opus
 //#cgo linux,arm64 LDFLAGS: ${SRCDIR}/lib/libopus-linux-arm64.a -lm
 //#cgo linux,amd64 LDFLAGS: ${SRCDIR}/lib/libopus-linux-x64.a -lm
 //#cgo darwin,amd64 LDFLAGS: ${SRCDIR}/lib/libopus-darwin-x64.a
+//#cgo darwin,arm64 LDFLAGS: ${SRCDIR}/lib/libopus-darwin-arm64.a
 //#cgo windows,amd64 LDFLAGS: ${SRCDIR}/lib/libopus-windows-x64.a
 import "C"
--- a/pkg/codec/opus/opus_test.go
+++ b/pkg/codec/opus/opus_test.go
@@ -3,11 +3,28 @@ package opus
 import (
 	"testing"

+	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/codec/internal/codectest"
 	"github.com/pion/mediadevices/pkg/prop"
 	"github.com/pion/mediadevices/pkg/wave"
 )

+func TestShouldImplementBitRateControl(t *testing.T) {
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
+
 func TestEncoder(t *testing.T) {
 	t.Run("SimpleRead", func(t *testing.T) {
 		p, err := NewParams()
@@ -40,4 +57,23 @@ func TestEncoder(t *testing.T) {
 			},
 		})
 	})
+	t.Run("ReadAfterClose", func(t *testing.T) {
+		p, err := NewParams()
+		if err != nil {
+			t.Fatal(err)
+		}
+		codectest.AudioEncoderReadAfterCloseTest(t, &p,
+			prop.Media{
+				Audio: prop.Audio{
+					SampleRate:   48000,
+					ChannelCount: 2,
+				},
+			},
+			wave.NewInt16Interleaved(wave.ChunkInfo{
+				Len:          960,
+				SamplingRate: 48000,
+				Channels:     2,
+			}),
+		)
+	})
 }
--- a/pkg/codec/vaapi/vaapi_test.go
+++ b/pkg/codec/vaapi/vaapi_test.go
@@ -65,6 +65,25 @@ func TestEncoder(t *testing.T) {
 					},
 				})
 			})
+			t.Run("ReadAfterClose", func(t *testing.T) {
+				p, err := factory()
+				if err != nil {
+					t.Fatal(err)
+				}
+				codectest.VideoEncoderReadAfterCloseTest(t, p,
+					prop.Media{
+						Video: prop.Video{
+							Width:       256,
+							Height:      144,
+							FrameFormat: frame.FormatI420,
+						},
+					},
+					image.NewYCbCr(
+						image.Rect(0, 0, 256, 144),
+						image.YCbCrSubsampleRatio420,
+					),
+				)
+			})
 		})
 	}
 }
--- a/pkg/codec/vaapi/vp8.go
+++ b/pkg/codec/vaapi/vp8.go
@@ -541,12 +541,8 @@ func (e *encoderVP8) Read() ([]byte, func(), error) {
 	return encoded, func() {}, err
 }

-func (e *encoderVP8) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
-
-func (e *encoderVP8) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+func (e *encoderVP8) Controller() codec.EncoderController {
+	return e
 }

 func (e *encoderVP8) Close() error {
--- a/pkg/codec/vaapi/vp8_test.go
+++ b/pkg/codec/vaapi/vp8_test.go
@@ -0,0 +1,27 @@
+//go:build dragonfly || freebsd || linux || netbsd || openbsd || solaris
+// +build dragonfly freebsd linux netbsd openbsd solaris
+
+package vaapi
+
+import (
+	"github.com/pion/mediadevices/pkg/codec"
+	"testing"
+)
+
+func TestVP8ShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoderVP8{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestVP8ShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoderVP8{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
--- a/pkg/codec/vaapi/vp9.go
+++ b/pkg/codec/vaapi/vp9.go
@@ -476,12 +476,8 @@ func (e *encoderVP9) Read() ([]byte, func(), error) {
 	return encoded, func() {}, err
 }

-func (e *encoderVP9) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
-
-func (e *encoderVP9) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+func (e *encoderVP9) Controller() codec.EncoderController {
+	return e
 }

 func (e *encoderVP9) Close() error {
--- a/pkg/codec/vaapi/vp9_test.go
+++ b/pkg/codec/vaapi/vp9_test.go
@@ -0,0 +1,27 @@
+//go:build dragonfly || freebsd || linux || netbsd || openbsd || solaris
+// +build dragonfly freebsd linux netbsd openbsd solaris
+
+package vaapi
+
+import (
+	"github.com/pion/mediadevices/pkg/codec"
+	"testing"
+)
+
+func TestVP9ShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoderVP9{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestVP9ShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoderVP9{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
--- a/pkg/codec/vpx/vpx.go
+++ b/pkg/codec/vpx/vpx.go
@@ -295,10 +295,6 @@ func (e *encoder) Read() ([]byte, func(), error) {
 	return encoded, func() {}, err
 }

-func (e *encoder) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
-
 func (e *encoder) ForceKeyFrame() error {
 	e.mu.Lock()
 	defer e.mu.Unlock()
@@ -306,6 +302,10 @@ func (e *encoder) ForceKeyFrame() error {
 	return nil
 }

+func (e *encoder) Controller() codec.EncoderController {
+	return e
+}
+
 func (e *encoder) Close() error {
 	e.mu.Lock()
 	defer e.mu.Unlock()
--- a/pkg/codec/vpx/vpx_test.go
+++ b/pkg/codec/vpx/vpx_test.go
@@ -60,6 +60,25 @@ func TestEncoder(t *testing.T) {
 					},
 				})
 			})
+			t.Run("ReadAfterClose", func(t *testing.T) {
+				p, err := factory()
+				if err != nil {
+					t.Fatal(err)
+				}
+				codectest.VideoEncoderReadAfterCloseTest(t, p,
+					prop.Media{
+						Video: prop.Video{
+							Width:       256,
+							Height:      144,
+							FrameFormat: frame.FormatI420,
+						},
+					},
+					image.NewYCbCr(
+						image.Rect(0, 0, 256, 144),
+						image.YCbCrSubsampleRatio420,
+					),
+				)
+			})
 		})
 	}
 }
@@ -193,7 +212,7 @@ func TestRequestKeyFrame(t *testing.T) {
 				t.Fatal(err)
 			}
 			rel()
-			r.ForceKeyFrame()
+			r.Controller().(codec.KeyFrameController).ForceKeyFrame()
 			_, rel, err = r.Read()
 			if err != nil {
 				t.Fatal(err)
@@ -210,3 +229,19 @@ func TestRequestKeyFrame(t *testing.T) {

 	}
 }
+
+func TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
--- a/pkg/codec/x264/bridge.h
+++ b/pkg/codec/x264/bridge.h
@@ -18,6 +18,7 @@ typedef struct Encoder {
  x264_t *h;
  x264_picture_t pic_in;
  x264_param_t param;
+  int force_key_frame;
 } Encoder;

 Encoder *enc_new(x264_param_t param, char *preset, int *rc) {
@@ -85,8 +86,14 @@ Slice enc_encode(Encoder *e, uint8_t *y, uint8_t *cb, uint8_t *cr, int *rc) {
  e->pic_in.img.plane[0] = y;
  e->pic_in.img.plane[1] = cb;
  e->pic_in.img.plane[2] = cr;
+  if (e->force_key_frame) {
+    e->pic_in.i_type = X264_TYPE_IDR;
+  } else {
+    e->pic_in.i_type = X264_TYPE_AUTO;
+  }

  int frame_size = x264_encoder_encode(e->h, &nal, &i_nal, &e->pic_in, &pic_out);
+  e->force_key_frame = 0;
  Slice s = {.data_len = frame_size};
  if (frame_size <= 0) {
    *rc = ERR_ENCODE;
--- a/pkg/codec/x264/x264.go
+++ b/pkg/codec/x264/x264.go
@@ -124,12 +124,16 @@ func (e *encoder) Read() ([]byte, func(), error) {
 	return encoded, func() {}, err
 }

-func (e *encoder) SetBitRate(b int) error {
-	panic("SetBitRate is not implemented")
-}
+// TODO: Implement bit rate control
+//var _ codec.BitRateController = (*encoder)(nil)

 func (e *encoder) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+	e.engine.force_key_frame = C.int(1)
+	return nil
+}
+
+func (e *encoder) Controller() codec.EncoderController {
+	return e
 }

 func (e *encoder) Close() error {
--- a/pkg/codec/x264/x264_test.go
+++ b/pkg/codec/x264/x264_test.go
@@ -4,6 +4,7 @@ import (
 	"image"
 	"testing"

+	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/codec/internal/codectest"
 	"github.com/pion/mediadevices/pkg/frame"
 	"github.com/pion/mediadevices/pkg/prop"
@@ -45,4 +46,42 @@ func TestEncoder(t *testing.T) {
 			},
 		})
 	})
+	t.Run("ReadAfterClose", func(t *testing.T) {
+		p, err := NewParams()
+		if err != nil {
+			t.Fatal(err)
+		}
+		p.BitRate = 200000
+		codectest.VideoEncoderReadAfterCloseTest(t, &p,
+			prop.Media{
+				Video: prop.Video{
+					Width:       256,
+					Height:      144,
+					FrameFormat: frame.FormatI420,
+				},
+			},
+			image.NewYCbCr(
+				image.Rect(0, 0, 256, 144),
+				image.YCbCrSubsampleRatio420,
+			),
+		)
+	})
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoder{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
 }
--- a/pkg/driver/camera/camera_darwin.go
+++ b/pkg/driver/camera/camera_darwin.go
@@ -13,9 +13,15 @@ import (
 type camera struct {
 	device  avfoundation.Device
 	session *avfoundation.Session
+	rcClose func()
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	devices, err := avfoundation.Devices(avfoundation.Video)
 	if err != nil {
 		panic(err)
@@ -43,6 +49,9 @@ func (cam *camera) Open() error {
 }

 func (cam *camera) Close() error {
+	if cam.rcClose != nil {
+		cam.rcClose()
+	}
 	return cam.session.Close()
 }

@@ -56,6 +65,7 @@ func (cam *camera) VideoRecord(property prop.Media) (video.Reader, error) {
 	if err != nil {
 		return nil, err
 	}
+	cam.rcClose = rc.Close
 	r := video.ReaderFunc(func() (image.Image, func(), error) {
 		frame, _, err := rc.Read()
 		if err != nil {
--- a/pkg/driver/camera/camera_linux.go
+++ b/pkg/driver/camera/camera_linux.go
@@ -10,6 +10,7 @@ import (
 	"io"
 	"os"
 	"path/filepath"
+	"strconv"
 	"sync"

 	"github.com/blackjack/webcam"
@@ -72,6 +73,11 @@ type camera struct {
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	discovered := make(map[string]struct{})
 	discover(discovered, "/dev/v4l/by-path/*")
 	discover(discovered, "/dev/video*")
@@ -133,6 +139,19 @@ func newCamera(path string) *camera {
 	return c
 }

+func getCameraReadTimeout() uint32 {
+	// default to 5 seconds
+	var readTimeoutSec uint32 = 5
+	if val, ok := os.LookupEnv("PION_MEDIADEVICES_CAMERA_READ_TIMEOUT"); ok {
+		if valInt, err := strconv.Atoi(val); err == nil {
+			if valInt > 0 {
+				readTimeoutSec = uint32(valInt)
+			}
+		}
+	}
+	return readTimeoutSec
+}
+
 func (c *camera) Open() error {
 	cam, err := webcam.Open(c.path)
 	if err != nil {
@@ -179,12 +198,21 @@ func (c *camera) VideoRecord(p prop.Media) (video.Reader, error) {
 		return nil, err
 	}

+	if p.FrameRate > 0 {
+		err = c.cam.SetFramerate(float32(p.FrameRate))
+		if err != nil {
+			return nil, err
+		}
+	}
+
 	if err := c.cam.StartStreaming(); err != nil {
 		return nil, err
 	}

 	cam := c.cam

+	readTimeoutSec := getCameraReadTimeout()
+
 	ctx, cancel := context.WithCancel(context.Background())
 	c.cancel = cancel
 	var buf []byte
@@ -200,7 +228,7 @@ func (c *camera) VideoRecord(p prop.Media) (video.Reader, error) {
 				return nil, func() {}, io.EOF
 			}

-			err := cam.WaitForFrame(5) // 5 seconds
+			err := cam.WaitForFrame(readTimeoutSec)
 			switch err.(type) {
 			case nil:
 			case *webcam.Timeout:
--- a/pkg/driver/camera/camera_linux_test.go
+++ b/pkg/driver/camera/camera_linux_test.go
@@ -70,3 +70,31 @@ func TestDiscover(t *testing.T) {
 		t.Errorf("Expected label: %s, got: %s", expectedNoLink, label)
 	}
 }
+
+func TestGetCameraReadTimeout(t *testing.T) {
+	var expected uint32 = 5
+	value := getCameraReadTimeout()
+	if value != expected {
+		t.Errorf("Expected: %d, got: %d", expected, value)
+	}
+
+	envVarName := "PION_MEDIADEVICES_CAMERA_READ_TIMEOUT"
+	os.Setenv(envVarName, "text")
+	value = getCameraReadTimeout()
+	if value != expected {
+		t.Errorf("Expected: %d, got: %d", expected, value)
+	}
+
+	os.Setenv(envVarName, "-1")
+	value = getCameraReadTimeout()
+	if value != expected {
+		t.Errorf("Expected: %d, got: %d", expected, value)
+	}
+
+	os.Setenv(envVarName, "1")
+	expected = 1
+	value = getCameraReadTimeout()
+	if value != expected {
+		t.Errorf("Expected: %d, got: %d", expected, value)
+	}
+}
--- a/pkg/driver/camera/camera_windows.cpp
+++ b/pkg/driver/camera/camera_windows.cpp
@@ -76,6 +76,7 @@ int listCamera(cameraList* list, const char** errstr)
    {
      list->name[i] = getCameraName(moniker);
      moniker->Release();
+      i++;
    }
  }

--- a/pkg/driver/camera/camera_windows.go
+++ b/pkg/driver/camera/camera_windows.go
@@ -32,6 +32,11 @@ type camera struct {
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	C.CoInitializeEx(nil, C.COINIT_MULTITHREADED)

 	var list C.cameraList
--- a/pkg/driver/microphone/microphone.go
+++ b/pkg/driver/microphone/microphone.go
@@ -1,10 +1,12 @@
 package microphone

 import (
+	"context"
 	"encoding/binary"
 	"errors"
 	"fmt"
 	"io"
+	"sync"
 	"time"
 	"unsafe"

@@ -32,10 +34,16 @@ var (

 type microphone struct {
 	malgo.DeviceInfo
-	chunkChan chan []byte
+	chunkChan       chan []byte
+	deviceCloseFunc func()
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active playback or capture devices. This is part of an experimental API.
+func Initialize() {
 	var err error
 	ctx, err = malgo.InitContext(nil, malgo.ContextConfig{}, func(message string) {
 		logger.Debugf("%v\n", message)
@@ -87,9 +95,8 @@ func (m *microphone) Open() error {
 }

 func (m *microphone) Close() error {
-	if m.chunkChan != nil {
-		close(m.chunkChan)
-		m.chunkChan = nil
+	if m.deviceCloseFunc != nil {
+		m.deviceCloseFunc()
 	}
 	return nil
 }
@@ -111,6 +118,9 @@ func (m *microphone) AudioRecord(inputProp prop.Media) (audio.Reader, error) {
 	config.PerformanceProfile = malgo.LowLatency
 	config.Capture.Channels = uint32(inputProp.ChannelCount)
 	config.SampleRate = uint32(inputProp.SampleRate)
+	config.PeriodSizeInMilliseconds = uint32(inputProp.Latency.Milliseconds())
+	//FIX: Turn on the microphone with the current device id
+	config.Capture.DeviceID = m.ID.Pointer()
 	if inputProp.SampleSize == 4 && inputProp.IsFloat {
 		config.Capture.Format = malgo.FormatF32
 	} else if inputProp.SampleSize == 2 && !inputProp.IsFloat {
@@ -119,26 +129,44 @@ func (m *microphone) AudioRecord(inputProp prop.Media) (audio.Reader, error) {
 		return nil, errUnsupportedFormat
 	}

+	cancelCtx, cancel := context.WithCancel(context.Background())
 	onRecvChunk := func(_, chunk []byte, framecount uint32) {
-		m.chunkChan <- chunk
+		select {
+		case <-cancelCtx.Done():
+		case m.chunkChan <- chunk:
+		}
 	}
 	callbacks.Data = onRecvChunk

 	device, err := malgo.InitDevice(ctx.Context, config, callbacks)
 	if err != nil {
+		cancel()
 		return nil, err
 	}

 	err = device.Start()
 	if err != nil {
+		cancel()
 		return nil, err
 	}

+	var closeDeviceOnce sync.Once
+	m.deviceCloseFunc = func() {
+		closeDeviceOnce.Do(func() {
+			cancel() // Unblock onRecvChunk
+			device.Uninit()
+
+			if m.chunkChan != nil {
+				close(m.chunkChan)
+				m.chunkChan = nil
+			}
+		})
+	}
+
 	var reader audio.Reader = audio.ReaderFunc(func() (wave.Audio, func(), error) {
 		chunk, ok := <-m.chunkChan
 		if !ok {
-			device.Stop()
-			device.Uninit()
+			m.deviceCloseFunc()
 			return nil, func() {}, io.EOF
 		}

@@ -168,36 +196,32 @@ func (m *microphone) Properties() []prop.Media {
 		isBigEndian = true
 	}

-	for ch := m.MinChannels; ch <= m.MaxChannels; ch++ {
+	for _, format := range m.Formats {
 		// FIXME: Currently support 48kHz only. We need to implement a resampler first.
 		// for sampleRate := m.MinSampleRate; sampleRate <= m.MaxSampleRate; sampleRate += sampleRateStep {
 		sampleRate := 48000
-		for i := 0; i < int(m.FormatCount); i++ {
-			format := m.Formats[i]
-
-			supportedProp := prop.Media{
-				Audio: prop.Audio{
-					ChannelCount: int(ch),
-					SampleRate:   int(sampleRate),
-					IsBigEndian:  isBigEndian,
-					// miniaudio only supports interleaved at the moment
-					IsInterleaved: true,
-					// FIXME: should change this to a less discrete value
-					Latency: time.Millisecond * 20,
-				},
-			}
-
-			switch malgo.FormatType(format) {
-			case malgo.FormatF32:
-				supportedProp.SampleSize = 4
-				supportedProp.IsFloat = true
-			case malgo.FormatS16:
-				supportedProp.SampleSize = 2
-				supportedProp.IsFloat = false
-			}
-
-			supportedProps = append(supportedProps, supportedProp)
+		supportedProp := prop.Media{
+			Audio: prop.Audio{
+				ChannelCount: int(format.Channels),
+				SampleRate:   int(sampleRate),
+				IsBigEndian:  isBigEndian,
+				// miniaudio only supports interleaved at the moment
+				IsInterleaved: true,
+				// FIXME: should change this to a less discrete value
+				Latency: time.Millisecond * 20,
+			},
 		}
+
+		switch malgo.FormatType(format.Format) {
+		case malgo.FormatF32:
+			supportedProp.SampleSize = 4
+			supportedProp.IsFloat = true
+		case malgo.FormatS16:
+			supportedProp.SampleSize = 2
+			supportedProp.IsFloat = false
+		}
+
+		supportedProps = append(supportedProps, supportedProp)
 		// }
 	}
 	return supportedProps
--- a/pkg/driver/screen/screen.go
+++ b/pkg/driver/screen/screen.go
@@ -20,6 +20,11 @@ type screen struct {
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active displays. This is part of an experimental API.
+func Initialize() {
 	activeDisplays := screenshot.NumActiveDisplays()
 	for i := 0; i < activeDisplays; i++ {
 		priority := driver.PriorityNormal
--- a/pkg/driver/screen/x11_linux.go
+++ b/pkg/driver/screen/x11_linux.go
@@ -22,6 +22,11 @@ func deviceID(num int) string {
 }

 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active displays. This is part of an experimental API.
+func Initialize() {
 	dp, err := openDisplay()
 	if err != nil {
 		// No x11 display available.
--- a/pkg/driver/videotest/dummy.go
+++ b/pkg/driver/videotest/dummy.go
@@ -47,10 +47,6 @@ func (d *dummy) Close() error {
 }

 func (d *dummy) VideoRecord(p prop.Media) (video.Reader, error) {
-	if p.FrameRate == 0 {
-		p.FrameRate = 30
-	}
-
 	colors := [][3]byte{
 		{235, 128, 128},
 		{210, 16, 146},
@@ -143,6 +139,7 @@ func (d dummy) Properties() []prop.Media {
 				Width:       640,
 				Height:      480,
 				FrameFormat: frame.FormatYUYV,
+				FrameRate:   30,
 			},
 		},
 	}
--- a/pkg/driver/vncdriver/vnc/encoding.go
+++ b/pkg/driver/vncdriver/vnc/encoding.go
@@ -18,13 +18,32 @@ type Encoding interface {
 	// the proper data.
 	Read(*ClientConn, *Rectangle, io.Reader) (Encoding, error)
 }
+type CursorEncoding struct {
+}
+
+func (*CursorEncoding) Type() int32 {
+	return -239
+}
+func (*CursorEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encoding, error) {
+	size := int(rect.Height) * int(rect.Width) * int(c.PixelFormat.BPP) / 8
+	pixelBytes := make([]uint8, size)
+	if _, err := io.ReadFull(r, pixelBytes); err != nil {
+		return nil, err
+	}
+	mask := ((int(rect.Width) + 7) / 8) * int(rect.Height)
+	maskBytes := make([]uint8, mask)
+	if _, err := io.ReadFull(r, maskBytes); err != nil {
+		return nil, err
+	}
+	return &CursorEncoding{}, nil
+}

 // RawEncoding is raw pixel data sent by the server.
 //
 // See RFC 6143 Section 7.7.1
 type RawEncoding struct {
-	Colors []Color
-	RawPixel []uint32	//RGBA
+	Colors   []Color
+	RawPixel []uint32 //RGBA
 }

 func (*RawEncoding) Type() int32 {
@@ -32,6 +51,7 @@ func (*RawEncoding) Type() int32 {
 }

 func (*RawEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encoding, error) {
+	//fmt.Println("RawEncoding")
 	bytesPerPixel := c.PixelFormat.BPP / 8
 	pixelBytes := make([]uint8, bytesPerPixel)

@@ -41,7 +61,7 @@ func (*RawEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encoding,
 	}

 	colors := make([]Color, int(rect.Height)*int(rect.Width))
-	rawPixels:=make([]uint32,int(rect.Height)*int(rect.Width))
+	rawPixels := make([]uint32, int(rect.Height)*int(rect.Width))
 	for y := uint16(0); y < rect.Height; y++ {
 		for x := uint16(0); x < rect.Width; x++ {
 			if _, err := io.ReadFull(r, pixelBytes); err != nil {
@@ -62,24 +82,30 @@ func (*RawEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encoding,
 				color.R = uint16((rawPixel >> c.PixelFormat.RedShift) & uint32(c.PixelFormat.RedMax))
 				color.G = uint16((rawPixel >> c.PixelFormat.GreenShift) & uint32(c.PixelFormat.GreenMax))
 				color.B = uint16((rawPixel >> c.PixelFormat.BlueShift) & uint32(c.PixelFormat.BlueMax))
+				if c.PixelFormat.BPP == 16 {
+					color.B = color.B<<3 | color.B>>2
+					color.G = color.G<<2 | color.G>>2
+					color.R = color.R<<3 | color.R>>2
+				}
 			} else {
 				*color = c.ColorMap[rawPixel]
 			}
-			rawPixels[int(y)*int(rect.Width)+int(x)]=uint32(color.B)<<16 | uint32(color.G)<<8 | uint32(color.R)
+			rawPixels[int(y)*int(rect.Width)+int(x)] = uint32(0xff)<<24 | uint32(color.B)<<16 | uint32(color.G)<<8 | uint32(color.R)
 			//fmt.Printf("%x %x",rawPixel,rawPixels[int(y)*int(rect.Width)+int(x)])
 		}
 	}

-	return &RawEncoding{colors,rawPixels}, nil
+	return &RawEncoding{colors, rawPixels}, nil
 }
+
 // ZlibEncoding is raw pixel data sent by the server compressed by Zlib.
 //
 // A single Zlib stream is created. There is only a single header for a framebuffer request response.
 type ZlibEncoding struct {
-	Colors  []Color
-	RawPixel[] uint32
-	ZStream *bytes.Buffer
-	ZReader io.ReadCloser
+	Colors   []Color
+	RawPixel []uint32
+	ZStream  *bytes.Buffer
+	ZReader  io.ReadCloser
 }

 func (*ZlibEncoding) Type() int32 {
@@ -87,6 +113,7 @@ func (*ZlibEncoding) Type() int32 {
 }

 func (ze *ZlibEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encoding, error) {
+	//fmt.Println("ZlibEncoding")
 	bytesPerPixel := c.PixelFormat.BPP / 8
 	pixelBytes := make([]uint8, bytesPerPixel)

@@ -98,7 +125,6 @@ func (ze *ZlibEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encod
 	// Format
 	// 4 bytes        | uint32 | length
 	// 'length' bytes | []byte | zlibData
-
 	// Read zlib length
 	var zipLength uint32
 	err := binary.Read(r, binary.BigEndian, &zipLength)
@@ -146,7 +172,7 @@ func (ze *ZlibEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encod
 	colorReader := bytes.NewReader(colorBytes)

 	colors := make([]Color, int(rect.Height)*int(rect.Width))
-	rawPixels:=make([]uint32,int(rect.Height)*int(rect.Width))
+	rawPixels := make([]uint32, int(rect.Height)*int(rect.Width))
 	for y := uint16(0); y < rect.Height; y++ {
 		for x := uint16(0); x < rect.Width; x++ {
 			if _, err := io.ReadFull(colorReader, pixelBytes); err != nil {
@@ -167,14 +193,19 @@ func (ze *ZlibEncoding) Read(c *ClientConn, rect *Rectangle, r io.Reader) (Encod
 				color.R = uint16((rawPixel >> c.PixelFormat.RedShift) & uint32(c.PixelFormat.RedMax))
 				color.G = uint16((rawPixel >> c.PixelFormat.GreenShift) & uint32(c.PixelFormat.GreenMax))
 				color.B = uint16((rawPixel >> c.PixelFormat.BlueShift) & uint32(c.PixelFormat.BlueMax))
+				if c.PixelFormat.BPP == 16 {
+					color.B = color.B<<3 | color.B>>2
+					color.G = color.G<<2 | color.G>>2
+					color.R = color.R<<3 | color.R>>2
+				}
 			} else {
 				*color = c.ColorMap[rawPixel]
 			}
-			rawPixels[int(y)*int(rect.Width)+int(x)]=uint32(color.B)<<16 | uint32(color.G)<<8 | uint32(color.R)
+			rawPixels[int(y)*int(rect.Width)+int(x)] = uint32(0xff)<<24 | uint32(color.B)<<16 | uint32(color.G)<<8 | uint32(color.R)
 		}
 	}

-	return &ZlibEncoding{Colors: colors,RawPixel: rawPixels}, nil
+	return &ZlibEncoding{Colors: colors, RawPixel: rawPixels}, nil
 }

 func (ze *ZlibEncoding) Close() {
@@ -183,4 +214,4 @@ func (ze *ZlibEncoding) Close() {
 		ze.ZReader.Close()
 		ze.ZReader = nil
 	}
-}
+}
--- a/pkg/driver/vncdriver/vncdriver.go
+++ b/pkg/driver/vncdriver/vncdriver.go
@@ -5,13 +5,14 @@ import (
 	"context"
 	"encoding/binary"
 	"fmt"
-	"github.com/pion/mediadevices/pkg/driver/vncdriver/vnc"
 	"image"
 	"io"
 	"net"
 	"sync"
 	"time"

+	"github.com/pion/mediadevices/pkg/driver/vncdriver/vnc"
+
 	"github.com/pion/mediadevices/pkg/frame"
 	"github.com/pion/mediadevices/pkg/io/video"
 	"github.com/pion/mediadevices/pkg/prop"
@@ -32,12 +33,12 @@ func NewVnc(vncAddr string) *vncDevice {
 	return &vncDevice{vncAddr: vncAddr}
 }
 func (d *vncDevice) PointerEvent(mask uint8, x, y uint16) {
-	if d.vClient!=nil{
+	if d.vClient != nil {
 		d.vClient.PointerEvent(vnc.ButtonMask(mask), x, y)
 	}
 }
 func (d *vncDevice) KeyEvent(keysym uint32, down bool) {
-	if d.vClient!=nil {
+	if d.vClient != nil {
 		d.vClient.KeyEvent(keysym, down)
 	}
 }
@@ -49,7 +50,10 @@ func (d *vncDevice) Open() error {
 	d.closed = ctx.Done()
 	d.cancel = cancel
 	msg := make(chan vnc.ServerMessage, 1)
+	//auth:=new(vnc.PasswordAuth)
+	//auth.Password="####"
 	conf := vnc.ClientConfig{
+		//Auth: []vnc.ClientAuth{auth},
 		ServerMessageCh: msg,
 		Exclusive:       false,
 	}
@@ -66,6 +70,7 @@ func (d *vncDevice) Open() error {
 	d.vClient.SetEncodings([]vnc.Encoding{
 		&vnc.ZlibEncoding{},
 		&vnc.RawEncoding{},
+		&vnc.CursorEncoding{},
 	})
 	d.w = int(d.vClient.FrameBufferWidth)
 	d.h = int(d.vClient.FrameBufferHeight)
@@ -89,6 +94,9 @@ func (d *vncDevice) Open() error {
 					for _, rect := range t.Rectangles {
 						var pix []uint32
 						switch t := rect.Enc.(type) {
+						case *vnc.CursorEncoding:
+							//ignore remote cursor messages
+							continue
 						case *vnc.RawEncoding:
 							pix = t.RawPixel
 						case *vnc.ZlibEncoding:
@@ -97,19 +105,16 @@ func (d *vncDevice) Open() error {
 						for y := int(rect.Y); y < int(rect.Height+rect.Y); y++ {
 							for x := int(rect.X); x < int(rect.Width+rect.X); x++ {
 								binary.LittleEndian.PutUint32(d.rawPixel[(y*d.w+x)*4:], pix[(y-int(rect.Y))*int(rect.Width)+(x-int(rect.X))])
-								//BigEndian
 							}
 						}

 					}
-					//time.Sleep(33 * time.Millisecond)
 					d.vClient.FramebufferUpdateRequest(true, 0, 0, uint16(d.w), uint16(d.h))
 					break
 				default:

 				}
 			case <-time.After(10 * time.Second):
-				//fmt.Println("Timeout FramebufferUpdate")
 				if d.vClient.FramebufferUpdateRequest(true, 0, 0, uint16(d.w), uint16(d.h)) != nil {
 					d.cancel()
 					return
@@ -137,13 +142,12 @@ func (d *vncDevice) Close() error {

 func (d *vncDevice) VideoRecord(p prop.Media) (video.Reader, error) {
 	if p.FrameRate == 0 {
-		p.FrameRate = 15
+		p.FrameRate = 30
 	}

 	tick := time.NewTicker(time.Duration(float32(time.Second) / p.FrameRate))
 	d.tick = tick
 	closed := d.closed
-	pixs := make([]byte, d.h*d.w*4)
 	r := video.ReaderFunc(func() (image.Image, func(), error) {
 		select {
 		case <-closed:
@@ -153,9 +157,8 @@ func (d *vncDevice) VideoRecord(p prop.Media) (video.Reader, error) {
 		}

 		<-tick.C
-		copy(pixs, d.rawPixel)
 		return &image.RGBA{
-			Pix:    pixs,
+			Pix:    d.rawPixel,
 			Stride: 4,
 			Rect:   image.Rect(0, 0, d.w, d.h),
 		}, func() {}, nil
--- a/pkg/io/broadcast.go
+++ b/pkg/io/broadcast.go
@@ -141,7 +141,9 @@ func (broadcaster *Broadcaster) NewReader(copyFn func(interface{}) interface{})
 			data, err, currentCount = ringData.data, ringData.err, ringData.count
 		}

-		data = copyFn(data)
+		if data != nil { // data is nil if an error occurred during reading
+			data = copyFn(data)
+		}
 		return
 	})
 }
--- a/pkg/io/video/broadcast_test.go
+++ b/pkg/io/video/broadcast_test.go
@@ -1,6 +1,7 @@
 package video

 import (
+	"errors"
 	"image"
 	"reflect"
 	"testing"
@@ -47,3 +48,21 @@ func TestBroadcast(t *testing.T) {
 		t.Fatal("Expected actual frame without copy to be the same with the original")
 	}
 }
+
+func TestBroadcastWithCopyOnReadError(t *testing.T) {
+	expectedError := errors.New("expected error")
+	source := ReaderFunc(func() (image.Image, func(), error) {
+		return nil, func() {}, expectedError
+	})
+
+	broadcaster := NewBroadcaster(source, nil)
+	readerWithCopy := broadcaster.NewReader(true)
+	actualWithCopy, _, err := readerWithCopy.Read()
+
+	if actualWithCopy != nil {
+		t.Fatal("Expected actual frame with copy to be nil")
+	}
+	if err != expectedError {
+		t.Fatal("Expected error to be the same")
+	}
+}
--- a/pkg/io/video/convert.go
+++ b/pkg/io/video/convert.go
@@ -73,16 +73,15 @@ func ToI420(r Reader) Reader {

 		// Covert pixel format to I420
 		switch yuvImg.SubsampleRatio {
-		case image.YCbCrSubsampleRatio444:
-			i444ToI420(&yuvImg)
-		case image.YCbCrSubsampleRatio422:
-			i422ToI420(&yuvImg)
 		case image.YCbCrSubsampleRatio420:
+		case image.YCbCrSubsampleRatio444:
+			yuvImg = i444ToI420(yuvImg)
+		case image.YCbCrSubsampleRatio422:
+			yuvImg = i422ToI420(yuvImg)
 		default:
 			return nil, func() {}, fmt.Errorf("unsupported pixel format: %s", yuvImg.SubsampleRatio)
 		}

-		yuvImg.SubsampleRatio = image.YCbCrSubsampleRatio420
 		return &yuvImg, func() {}, nil
 	})
 }
--- a/pkg/io/video/convert_cgo.c
+++ b/pkg/io/video/convert_cgo.c
@@ -3,6 +3,8 @@
 #include "_cgo_export.h"

 void i444ToI420CGO(
+    unsigned char *cb_dst,
+    unsigned char *cr_dst,
    unsigned char* cb,
    unsigned char* cr,
    const int stride, const int h)
@@ -22,8 +24,8 @@ void i444ToI420CGO(
          ((uint16_t)cr[isrc0] + (uint16_t)cr[isrc1] +
           (uint16_t)cr[isrc0 + 1] + (uint16_t)cr[isrc1 + 1]) /
          4;
-      cb[idst] = cb2;
-      cr[idst] = cr2;
+      cb_dst[idst] = cb2;
+      cr_dst[idst] = cr2;
      isrc0 += 2;
      isrc1 += 2;
      idst++;
@@ -34,6 +36,8 @@ void i444ToI420CGO(
 }

 void i422ToI420CGO(
+    unsigned char *cb_dst,
+    unsigned char *cr_dst,
    unsigned char* cb,
    unsigned char* cr,
    const int stride, const int h)
@@ -46,8 +50,8 @@ void i422ToI420CGO(
    {
      const uint8_t cb2 = ((uint16_t)cb[isrc] + (uint16_t)cb[isrc + stride]) / 2;
      const uint8_t cr2 = ((uint16_t)cr[isrc] + (uint16_t)cr[isrc + stride]) / 2;
-      cb[idst] = cb2;
-      cr[idst] = cr2;
+      cb_dst[idst] = cb2;
+      cr_dst[idst] = cr2;
      isrc++;
      idst++;
    }
--- a/pkg/io/video/convert_cgo.go
+++ b/pkg/io/video/convert_cgo.go
@@ -1,3 +1,4 @@
+//go:build cgo
 // +build cgo

 package video
@@ -14,27 +15,35 @@ import "C"
 // All functions switched at runtime must be declared also in convert_nocgo.go.
 const hasCGOConvert = true

-func i444ToI420(img *image.YCbCr) {
+func i444ToI420(img image.YCbCr) image.YCbCr {
 	h := img.Rect.Dy()
+	cLen := img.CStride * h / 4
+	cbDst, crDst := make([]uint8, cLen), make([]uint8, cLen)
 	C.i444ToI420CGO(
+		(*C.uchar)(&cbDst[0]), (*C.uchar)(&crDst[0]),
 		(*C.uchar)(&img.Cb[0]), (*C.uchar)(&img.Cr[0]),
 		C.int(img.CStride), C.int(h),
 	)
 	img.CStride = img.CStride / 2
-	cLen := img.CStride * (h / 2)
-	img.Cb = img.Cb[:cLen]
-	img.Cr = img.Cr[:cLen]
+	img.Cb = cbDst
+	img.Cr = crDst
+	img.SubsampleRatio = image.YCbCrSubsampleRatio420
+	return img
 }

-func i422ToI420(img *image.YCbCr) {
+func i422ToI420(img image.YCbCr) image.YCbCr {
 	h := img.Rect.Dy()
+	cLen := img.CStride * (h / 2)
+	cbDst, crDst := make([]uint8, cLen), make([]uint8, cLen)
 	C.i422ToI420CGO(
+		(*C.uchar)(&cbDst[0]), (*C.uchar)(&crDst[0]),
 		(*C.uchar)(&img.Cb[0]), (*C.uchar)(&img.Cr[0]),
 		C.int(img.CStride), C.int(h),
 	)
-	cLen := img.CStride * (h / 2)
-	img.Cb = img.Cb[:cLen]
-	img.Cr = img.Cr[:cLen]
+	img.Cb = cbDst
+	img.Cr = crDst
+	img.SubsampleRatio = image.YCbCrSubsampleRatio420
+	return img
 }

 func rgbToYCbCrCGO(y, cb, cr *uint8, r, g, b uint8) { // For testing
--- a/pkg/io/video/convert_cgo.h
+++ b/pkg/io/video/convert_cgo.h
@@ -1,9 +1,13 @@
 void i444ToI420CGO(
+    unsigned char *cb_dst,
+    unsigned char *cr_dst,
    unsigned char* cb,
    unsigned char* cr,
    const int stride, const int h);

 void i422ToI420CGO(
+    unsigned char *cb_dst,
+    unsigned char *cr_dst,
    unsigned char* cb,
    unsigned char* cr,
    const int stride, const int h);
--- a/pkg/io/video/convert_nocgo.go
+++ b/pkg/io/video/convert_nocgo.go
@@ -1,3 +1,4 @@
+//go:build !cgo
 // +build !cgo

 package video
@@ -9,19 +10,22 @@ import (

 const hasCGOConvert = false

-func i444ToI420(img *image.YCbCr) {
+func i444ToI420(img image.YCbCr) image.YCbCr {
 	h := img.Rect.Dy()
 	addrSrc0 := 0
 	addrSrc1 := img.CStride
+	cLen := img.CStride * (h / 2)
 	addrDst := 0
+	cbDst, crDst := make([]uint8, cLen), make([]uint8, cLen)
+
 	for i := 0; i < h/2; i++ {
 		for j := 0; j < img.CStride/2; j++ {
 			cb := uint16(img.Cb[addrSrc0]) + uint16(img.Cb[addrSrc1]) +
 				uint16(img.Cb[addrSrc0+1]) + uint16(img.Cb[addrSrc1+1])
 			cr := uint16(img.Cr[addrSrc0]) + uint16(img.Cr[addrSrc1]) +
 				uint16(img.Cr[addrSrc0+1]) + uint16(img.Cr[addrSrc1+1])
-			img.Cb[addrDst] = uint8(cb / 4)
-			img.Cr[addrDst] = uint8(cr / 4)
+			cbDst[addrDst] = uint8(cb / 4)
+			crDst[addrDst] = uint8(cr / 4)
 			addrSrc0 += 2
 			addrSrc1 += 2
 			addrDst++
@@ -30,29 +34,34 @@ func i444ToI420(img *image.YCbCr) {
 		addrSrc1 += img.CStride
 	}
 	img.CStride = img.CStride / 2
-	cLen := img.CStride * (h / 2)
-	img.Cb = img.Cb[:cLen]
-	img.Cr = img.Cr[:cLen]
+	img.Cb = cbDst
+	img.Cr = crDst
+	img.SubsampleRatio = image.YCbCrSubsampleRatio420
+	return img
 }

-func i422ToI420(img *image.YCbCr) {
+func i422ToI420(img image.YCbCr) image.YCbCr {
 	h := img.Rect.Dy()
 	addrSrc := 0
+	cLen := img.CStride * (h / 2)
+	cbDst, crDst := make([]uint8, cLen), make([]uint8, cLen)
 	addrDst := 0
+
 	for i := 0; i < h/2; i++ {
 		for j := 0; j < img.CStride; j++ {
 			cb := uint16(img.Cb[addrSrc]) + uint16(img.Cb[addrSrc+img.CStride])
 			cr := uint16(img.Cr[addrSrc]) + uint16(img.Cr[addrSrc+img.CStride])
-			img.Cb[addrDst] = uint8(cb / 2)
-			img.Cr[addrDst] = uint8(cr / 2)
-			addrDst++
+			cbDst[addrDst] = uint8(cb / 4)
+			crDst[addrDst] = uint8(cr / 4)
 			addrSrc++
+			addrDst++
 		}
 		addrSrc += img.CStride
 	}
-	cLen := img.CStride * (h / 2)
-	img.Cb = img.Cb[:cLen]
-	img.Cr = img.Cr[:cLen]
+	img.Cb = cbDst
+	img.Cr = crDst
+	img.SubsampleRatio = image.YCbCrSubsampleRatio420
+	return img
 }

 func i444ToRGBA(dst *image.RGBA, src *image.YCbCr) {
--- a/pkg/io/video/convert_test.go
+++ b/pkg/io/video/convert_test.go
@@ -222,8 +222,8 @@ func BenchmarkToI420(b *testing.B) {
 			"RGBA": image.NewRGBA(image.Rect(0, 0, sz[0], sz[1])),
 		}
 		b.Run(name, func(b *testing.B) {
-			for name, img := range cases {
-				img := img
+			for _, name := range [...]string{"I444", "I422", "I420", "RGBA"} {
+				img := cases[name]
 				b.Run(name, func(b *testing.B) {
 					r := ToI420(ReaderFunc(func() (image.Image, func(), error) {
 						return img, func() {}, nil
--- a/pkg/io/video/scale.go
+++ b/pkg/io/video/scale.go
@@ -109,7 +109,7 @@ func Scale(width, height int, scaler Scaler) TransformFunc {
 			yDy := rect.Dy()
 			cRect := fixedRect(rect, i1.SubsampleRatio)
 			cDx := cRect.Dx()
-			cDy := cRect.Dx()
+			cDy := cRect.Dy()
 			yLen := yDx * yDy
 			cLen := cDx * cDy
 			if len(imgDst.Y) < yLen {
--- a/pkg/io/video/scale_test.go
+++ b/pkg/io/video/scale_test.go
@@ -36,6 +36,32 @@ func TestScale(t *testing.T) {
 				Rect:   image.Rect(0, 0, 2, 2),
 			},
 		},
+		"RGBASameSize": {
+			src: &image.RGBA{
+				Pix: []uint8{
+					// R     G     B     A |   R     G     B     A |   R     G     B     A |   R     G     B     A
+					0x80, 0x00, 0x00, 0xFF, 0x80, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF,
+					0x80, 0x00, 0x00, 0xFF, 0x80, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF,
+					0x00, 0x40, 0x00, 0xFF, 0x00, 0x40, 0x00, 0xFF, 0x00, 0x00, 0x60, 0xFF, 0x00, 0x00, 0x60, 0xFF,
+					0x00, 0x40, 0x00, 0xFF, 0x00, 0x40, 0x00, 0xFF, 0x00, 0x00, 0x60, 0xFF, 0x00, 0x00, 0x60, 0xFF,
+				},
+				Stride: 16,
+				Rect:   image.Rect(0, 0, 4, 4),
+			},
+			width:  4,
+			height: 4,
+			expected: &image.RGBA{
+				Pix: []uint8{
+					// R     G     B     A |   R     G     B     A |   R     G     B     A |   R     G     B     A
+					0x80, 0x00, 0x00, 0xFF, 0x80, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF,
+					0x80, 0x00, 0x00, 0xFF, 0x80, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF,
+					0x00, 0x40, 0x00, 0xFF, 0x00, 0x40, 0x00, 0xFF, 0x00, 0x00, 0x60, 0xFF, 0x00, 0x00, 0x60, 0xFF,
+					0x00, 0x40, 0x00, 0xFF, 0x00, 0x40, 0x00, 0xFF, 0x00, 0x00, 0x60, 0xFF, 0x00, 0x00, 0x60, 0xFF,
+				},
+				Stride: 16,
+				Rect:   image.Rect(0, 0, 4, 4),
+			},
+		},
 		"I444": {
 			src: &image.YCbCr{
 				SubsampleRatio: image.YCbCrSubsampleRatio444,
@@ -91,6 +117,70 @@ func TestScale(t *testing.T) {
 				Rect:    image.Rect(0, 0, 3, 3),
 			},
 		},
+		"I444SameSize": {
+			src: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio444,
+				Y: []uint8{
+					0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40,
+					0x00, 0x00, 0x80, 0x80, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0xC0, 0xC0,
+					0x80, 0x80, 0x80, 0x80, 0xC0, 0xC0,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x40, 0x40, 0x80, 0x80,
+					0x80, 0x80, 0x40, 0x40, 0x80, 0x80,
+				},
+				YStride: 6,
+				CStride: 6,
+				Rect:    image.Rect(0, 0, 6, 6),
+			},
+			width:  6,
+			height: 6,
+			expected: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio444,
+				Y: []uint8{
+					0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40,
+					0x00, 0x00, 0x80, 0x80, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0xC0, 0xC0,
+					0x80, 0x80, 0x80, 0x80, 0xC0, 0xC0,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x40, 0x40, 0x80, 0x80,
+					0x80, 0x80, 0x40, 0x40, 0x80, 0x80,
+				},
+				YStride: 6,
+				CStride: 6,
+				Rect:    image.Rect(0, 0, 6, 6),
+			},
+		},
 		"I422": {
 			src: &image.YCbCr{
 				SubsampleRatio: image.YCbCrSubsampleRatio422,
@@ -155,6 +245,82 @@ func TestScale(t *testing.T) {
 				Rect:    image.Rect(0, 0, 4, 4),
 			},
 		},
+		"I422SameSize": {
+			src: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio422,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0xE0, 0xE0,
+					0x80, 0x80, 0xE0, 0xE0,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0xF0, 0xF0, 0x40, 0x40,
+					0xF0, 0xF0, 0x40, 0x40,
+				},
+				YStride: 8,
+				CStride: 4,
+				Rect:    image.Rect(0, 0, 8, 8),
+			},
+			width:  8,
+			height: 8,
+			expected: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio422,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0xE0, 0xE0,
+					0x80, 0x80, 0xE0, 0xE0,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0x80, 0x80, 0x80, 0x80,
+					0xF0, 0xF0, 0x40, 0x40,
+					0xF0, 0xF0, 0x40, 0x40,
+				},
+				YStride: 8,
+				CStride: 4,
+				Rect:    image.Rect(0, 0, 8, 8),
+			},
+		},
 		"I420": {
 			src: &image.YCbCr{
 				SubsampleRatio: image.YCbCrSubsampleRatio420,
@@ -207,6 +373,118 @@ func TestScale(t *testing.T) {
 				Rect:    image.Rect(0, 0, 4, 4),
 			},
 		},
+		"I420SameSize": {
+			src: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80,
+					0x80, 0x80, 0xE0, 0xE0,
+					0x80, 0x80, 0xE0, 0xE0,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80,
+					0xF0, 0xF0, 0x40, 0x40,
+					0xF0, 0xF0, 0x40, 0x40,
+				},
+				YStride: 8,
+				CStride: 4,
+				Rect:    image.Rect(0, 0, 8, 8),
+			},
+			width:  8,
+			height: 8,
+			expected: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80,
+					0x20, 0x20, 0x80, 0x80,
+					0x80, 0x80, 0xE0, 0xE0,
+					0x80, 0x80, 0xE0, 0xE0,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80,
+					0xE0, 0xE0, 0x80, 0x80,
+					0xF0, 0xF0, 0x40, 0x40,
+					0xF0, 0xF0, 0x40, 0x40,
+				},
+				YStride: 8,
+				CStride: 4,
+				Rect:    image.Rect(0, 0, 8, 8),
+			},
+		},
+		"I420NonSquareImage": {
+			src: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0x10, 0x10,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0x10, 0x10,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80, 0x50, 0x50,
+					0x20, 0x20, 0x80, 0x80, 0x50, 0x50,
+					0x80, 0x80, 0xE0, 0xE0, 0x30, 0x30,
+					0x80, 0x80, 0xE0, 0xE0, 0x30, 0x30,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80, 0xB0, 0xB0,
+					0xE0, 0xE0, 0x80, 0x80, 0xB0, 0xB0,
+					0xF0, 0xF0, 0x40, 0x40, 0xC0, 0xC0,
+					0xF0, 0xF0, 0x40, 0x40, 0xC0, 0xC0,
+				},
+				YStride: 12,
+				CStride: 6,
+				Rect:    image.Rect(0, 0, 12, 8),
+			},
+			width:  6,
+			height: 4,
+			expected: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0x10, 0x00, 0x00, 0xF0, 0x10,
+					0x00, 0x00, 0x40, 0x00, 0x40, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x80, 0x30, 0x00, 0x30, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x80, 0x50,
+					0x80, 0xE0, 0x30,
+				},
+				Cr: []uint8{
+					0xE0, 0x80, 0xB0,
+					0xF0, 0x40, 0xC0,
+				},
+				YStride: 6,
+				CStride: 3,
+				Rect:    image.Rect(0, 0, 6, 4),
+			},
+		},
 	}
 	for name, algo := range scalerTestAlgos {
 		algo := algo
@@ -247,6 +525,100 @@ func TestScale(t *testing.T) {
 	}
 }

+func TestScaleFastBoxSampling(t *testing.T) {
+	cases := map[string]struct {
+		src           image.Image
+		width, height int
+		expected      image.Image
+	}{
+		"I420NonSquareImage": {
+			src: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0x10, 0x10,
+					0xF0, 0xF0, 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0x10, 0x10,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00,
+					0x00, 0x00, 0x80, 0x80, 0x30, 0x30, 0x00, 0x00, 0x30, 0x30, 0x00, 0x00,
+				},
+				Cb: []uint8{
+					0x20, 0x20, 0x80, 0x80, 0x50, 0x50,
+					0x20, 0x20, 0x80, 0x80, 0x50, 0x50,
+					0x80, 0x80, 0xE0, 0xE0, 0x30, 0x30,
+					0x80, 0x80, 0xE0, 0xE0, 0x30, 0x30,
+				},
+				Cr: []uint8{
+					0xE0, 0xE0, 0x80, 0x80, 0xB0, 0xB0,
+					0xE0, 0xE0, 0x80, 0x80, 0xB0, 0xB0,
+					0xF0, 0xF0, 0x40, 0x40, 0xC0, 0xC0,
+					0xF0, 0xF0, 0x40, 0x40, 0xC0, 0xC0,
+				},
+				YStride: 12,
+				CStride: 6,
+				Rect:    image.Rect(0, 0, 12, 8),
+			},
+			width:  6,
+			height: 4,
+			expected: &image.YCbCr{
+				SubsampleRatio: image.YCbCrSubsampleRatio420,
+				Y: []uint8{
+					0xF0, 0x80, 0x08, 0x00, 0x78, 0x80,
+					0x08, 0x00, 0x20, 0x20, 0x20, 0x20,
+					0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+					0x00, 0x40, 0x58, 0x18, 0x18, 0x18,
+				},
+				Cb: []uint8{
+					0x20, 0x50, 0x68,
+					0x68, 0xB0, 0x88,
+				},
+				Cr: []uint8{
+					0xE0, 0xB0, 0x98,
+					0xD0, 0x98, 0x80,
+				},
+				YStride: 6,
+				CStride: 3,
+				Rect:    image.Rect(0, 0, 6, 4),
+			},
+		},
+	}
+
+	for name, c := range cases {
+		c := c
+		t.Run(name, func(t *testing.T) {
+			trans := Scale(c.width, c.height, ScalerFastBoxSampling)
+			r := trans(ReaderFunc(func() (image.Image, func(), error) {
+				return c.src, func() {}, nil
+			}))
+			for i := 0; i < 4; i++ {
+				out, _, err := r.Read()
+				if err != nil {
+					t.Fatalf("Unexpected error: %v", err)
+				}
+				if !reflect.DeepEqual(c.expected, out) {
+					t.Errorf("Expected output image:\n%v\ngot:\n%v\nrepeat: %d", c.expected, out, i)
+				}
+				// Destroy output contents
+				switch v := out.(type) {
+				case *image.RGBA:
+					v.Stride = 10
+					v.Pix = v.Pix[:1]
+					v.Rect.Max.X = 1
+				case *image.YCbCr:
+					v.YStride = 10
+					v.CStride = 100
+					v.Y = v.Y[:1]
+					v.Cb = v.Cb[:2]
+					v.Cr = v.Cr[:1]
+					v.Rect.Max.X = 1
+				}
+			}
+		})
+	}
+}
+
 func BenchmarkScale(b *testing.B) {
 	for name, algo := range scalerBenchAlgos {
 		algo := algo
--- a/pkg/io/video/scaler_cgo.c
+++ b/pkg/io/video/scaler_cgo.c
@@ -29,7 +29,7 @@ void fastBoxSampling(
    const int sw, const int sh, const int sstride,
    uint32_t* tmp)
 {
-  memset(tmp, 0, dw * dh * ch);
+  memset(tmp, 0, dw * dh * ch * sizeof(tmp[0]));

  for (int sy = 0; sy < sh; sy++)
  {
--- a/pkg/io/video/scaleycrcb.go
+++ b/pkg/io/video/scaleycrcb.go
@@ -30,10 +30,18 @@ func (p *rgbLikeYCbCr) At(x, y int) color.Color {
 }

 func (p *rgbLikeYCbCr) Set(x, y int, c color.Color) {
-	rgb := c.(*color.RGBA64)
-	p.y.SetGray(x, y, color.Gray{uint8(rgb.R / 0x100)})
-	if (image.Point{x, y}.In(p.cb.Rect)) {
-		p.cb.SetGray(x, y, color.Gray{uint8(rgb.G / 0x100)})
-		p.cr.SetGray(x, y, color.Gray{uint8(rgb.B / 0x100)})
+	switch v := c.(type) {
+	case color.RGBA:
+		p.y.SetGray(x, y, color.Gray{v.R})
+		if (image.Point{x, y}.In(p.cb.Rect)) {
+			p.cb.SetGray(x, y, color.Gray{v.G})
+			p.cr.SetGray(x, y, color.Gray{v.B})
+		}
+	case *color.RGBA64:
+		p.y.SetGray(x, y, color.Gray{uint8(v.R / 0x100)})
+		if (image.Point{x, y}.In(p.cb.Rect)) {
+			p.cb.SetGray(x, y, color.Gray{uint8(v.G / 0x100)})
+			p.cr.SetGray(x, y, color.Gray{uint8(v.B / 0x100)})
+		}
 	}
 }
--- a/pkg/prop/prop.go
+++ b/pkg/prop/prop.go
@@ -145,13 +145,17 @@ func (p *MediaConstraints) FitnessDistance(o Media) (float64, bool) {
 	cmps.add(p.Width, o.Width)
 	cmps.add(p.Height, o.Height)
 	cmps.add(p.FrameFormat, o.FrameFormat)
+	// The next line is comment out for now to not include framerate in the fitness function.
+	// As camera.Properties does not have access to the list of available framerate at the moment,
+	// no driver can be matched with a framerate constraint.
+	// Note this also affect screen caputre as screen.Properties does not fill in the Framerate field.
+	// cmps.add(p.FrameRate, o.FrameRate)
 	cmps.add(p.SampleRate, o.SampleRate)
 	cmps.add(p.Latency, o.Latency)
 	cmps.add(p.ChannelCount, o.ChannelCount)
 	cmps.add(p.IsBigEndian, o.IsBigEndian)
 	cmps.add(p.IsFloat, o.IsFloat)
 	cmps.add(p.IsInterleaved, o.IsInterleaved)
-
 	return cmps.fitnessDistance()
 }

--- a/pkg/wave/buffer_test.go
+++ b/pkg/wave/buffer_test.go
@@ -53,7 +53,7 @@ func TestBufferStoreCopyAndLoad(t *testing.T) {
 				for i := range cloneReal.Data {
 					if reflect.ValueOf(originalReal.Data[i]).Pointer() == reflect.ValueOf(cloneReal.Data[i]).Pointer() {
 						err := fmt.Errorf("Channel %d memory address should be different", i)
-						t.Errorf("%v: %w", errIdenticalAddress, err)
+						t.Errorf("%v: %s", errIdenticalAddress, err)
 					}
 				}
 			},
@@ -89,7 +89,7 @@ func TestBufferStoreCopyAndLoad(t *testing.T) {
 				for i := range cloneReal.Data {
 					if reflect.ValueOf(originalReal.Data[i]).Pointer() == reflect.ValueOf(cloneReal.Data[i]).Pointer() {
 						err := fmt.Errorf("Channel %d memory address should be different", i)
-						t.Errorf("%v: %w", errIdenticalAddress, err)
+						t.Errorf("%v: %s", errIdenticalAddress, err)
 					}
 				}
 			},
--- a/renovate.json
+++ b/renovate.json
@@ -11,6 +11,16 @@
    {
      "packagePatterns": ["^golang.org/x/"],
      "schedule": ["on the first day of the month"]
+    },
+    {
+      "description": "Disable updating minimum Go version: https://github.com/renovatebot/renovate/issues/16715",
+      "matchManagers": ["gomod"],
+      "matchDepTypes": ["golang"],
+      "enabled": false
    }
+  ],
+  "ignorePaths": [],
+  "ignoreDeps": [
+    "github.com/pion/mediadevices"
  ]
 }
--- a/rtpreader.go
+++ b/rtpreader.go
@@ -1,15 +1,20 @@
 package mediadevices

-import "github.com/pion/rtp"
+import (
+	"github.com/pion/mediadevices/pkg/codec"
+	"github.com/pion/rtp"
+)

 type RTPReadCloser interface {
 	Read() (pkts []*rtp.Packet, release func(), err error)
 	Close() error
+	codec.Controllable
 }

 type rtpReadCloserImpl struct {
-	readFn  func() ([]*rtp.Packet, func(), error)
-	closeFn func() error
+	readFn       func() ([]*rtp.Packet, func(), error)
+	closeFn      func() error
+	controllerFn func() codec.EncoderController
 }

 func (r *rtpReadCloserImpl) Read() ([]*rtp.Packet, func(), error) {
@@ -19,3 +24,7 @@ func (r *rtpReadCloserImpl) Read() ([]*rtp.Packet, func(), error) {
 func (r *rtpReadCloserImpl) Close() error {
 	return r.closeFn()
 }
+
+func (r *rtpReadCloserImpl) Controller() codec.EncoderController {
+	return r.controllerFn()
+}
--- a/track.go
+++ b/track.go
@@ -8,6 +8,9 @@ import (
 	"strings"
 	"sync"

+	"github.com/pion/interceptor"
+	"github.com/pion/rtcp"
+
 	"github.com/google/uuid"
 	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/driver"
@@ -20,6 +23,7 @@ import (

 const (
 	rtpOutboundMTU = 1200
+	rtcpInboundMTU = 1500
 )

 var (
@@ -157,6 +161,7 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 	defer track.mu.Unlock()

 	signalCh := make(chan chan<- struct{})
+	stopRead := make(chan struct{})
 	track.activePeerConnections[ctx.ID()] = signalCh

 	var encodedReader RTPReadCloser
@@ -182,9 +187,11 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 		var doneCh chan<- struct{}
 		writer := ctx.WriteStream()
 		defer func() {
+			close(stopRead)
 			encodedReader.Close()

-			// When there's another call to unbind, it won't block since we mark the signalCh to be closed
+			// When there's another call to unbind, it won't block since we remove the current ctx from active connections
+			track.removeActivePeerConnection(ctx.ID())
 			close(signalCh)
 			if doneCh != nil {
 				close(doneCh)
@@ -214,13 +221,57 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 		}
 	}()

+	keyFrameController, ok := encodedReader.Controller().(codec.KeyFrameController)
+	if ok {
+		go track.rtcpReadLoop(ctx.RTCPReader(), keyFrameController, stopRead)
+	}
+
 	return selectedCodec, nil
 }

+func (track *baseTrack) rtcpReadLoop(reader interceptor.RTCPReader, keyFrameController codec.KeyFrameController, stopRead chan struct{}) {
+	readerBuffer := make([]byte, rtcpInboundMTU)
+
+readLoop:
+	for {
+		select {
+		case <-stopRead:
+			return
+		default:
+		}
+
+		readLength, _, err := reader.Read(readerBuffer, interceptor.Attributes{})
+		if err != nil {
+			if errors.Is(err, io.EOF) {
+				return
+			}
+			logger.Warnf("failed to read rtcp packet: %s", err)
+			continue
+		}
+
+		pkts, err := rtcp.Unmarshal(readerBuffer[:readLength])
+		if err != nil {
+			logger.Warnf("failed to unmarshal rtcp packet: %s", err)
+			continue
+		}
+
+		for _, pkt := range pkts {
+			switch pkt.(type) {
+			case *rtcp.PictureLossIndication, *rtcp.FullIntraRequest:
+				if err := keyFrameController.ForceKeyFrame(); err != nil {
+					logger.Warnf("failed to force key frame: %s", err)
+					continue readLoop
+				}
+			}
+		}
+	}
+}
+
 func (track *baseTrack) unbind(ctx webrtc.TrackLocalContext) error {
-	ch, err := track.removeActivePeerConnection(ctx.ID())
-	if err != err {
-		return err
+	ch := track.removeActivePeerConnection(ctx.ID())
+	// If there isn't a registered chanel for this ctx, it means it has already been unbound
+	if ch == nil {
+		return nil
 	}

 	doneCh := make(chan struct{})
@@ -229,17 +280,17 @@ func (track *baseTrack) unbind(ctx webrtc.TrackLocalContext) error {
 	return nil
 }

-func (track *baseTrack) removeActivePeerConnection(id string) (chan<- chan<- struct{}, error) {
+func (track *baseTrack) removeActivePeerConnection(id string) chan<- chan<- struct{} {
 	track.mu.Lock()
 	defer track.mu.Unlock()

 	ch, ok := track.activePeerConnections[id]
 	if !ok {
-		return nil, errNotFoundPeerConnection
+		return nil
 	}
 	delete(track.activePeerConnections, id)

-	return ch, nil
+	return ch
 }

 func newTrackFromDriver(d driver.Driver, constraints MediaTrackConstraints, selector *CodecSelector) (Track, error) {
@@ -261,6 +312,7 @@ func newTrackFromDriver(d driver.Driver, constraints MediaTrackConstraints, sele
 type VideoTrack struct {
 	*baseTrack
 	*video.Broadcaster
+	shouldCopyFrames bool
 }

 // NewVideoTrack constructs a new VideoTrack
@@ -268,6 +320,16 @@ func NewVideoTrack(source VideoSource, selector *CodecSelector) Track {
 	return newVideoTrackFromReader(source, source, selector)
 }

+// ShouldCopyFrames indicates if readers on this track should receive a clopy of the read buffer instead of sharing one.
+func (track *VideoTrack) ShouldCopyFrames() bool {
+	return track.shouldCopyFrames
+}
+
+// SetShouldCopyFrames enables frame copy for this track, sending each reader a different read buffer instead of sharing one.
+func (track *VideoTrack) SetShouldCopyFrames(shouldCopyFrames bool) {
+	track.shouldCopyFrames = shouldCopyFrames
+}
+
 func newVideoTrackFromReader(source Source, reader video.Reader, selector *CodecSelector) Track {
 	base := newBaseTrack(source, VideoInput, selector)
 	wrappedReader := video.ReaderFunc(func() (img image.Image, release func(), err error) {
@@ -312,7 +374,7 @@ func (track *VideoTrack) Unbind(ctx webrtc.TrackLocalContext) error {
 }

 func (track *VideoTrack) newEncodedReader(codecNames ...string) (EncodedReadCloser, *codec.RTPCodec, error) {
-	reader := track.NewReader(false)
+	reader := track.NewReader(track.shouldCopyFrames)
 	inputProp, err := detectCurrentVideoProp(track.Broadcaster)
 	if err != nil {
 		return nil, nil, err
@@ -334,7 +396,8 @@ func (track *VideoTrack) newEncodedReader(codecNames ...string) (EncodedReadClos
 			}
 			return buffer, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, selectedCodec, nil
 }

@@ -372,7 +435,8 @@ func (track *VideoTrack) NewRTPReader(codecName string, ssrc uint32, mtu int) (R
 			pkts := packetizer.Packetize(encoded.Data, encoded.Samples)
 			return pkts, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, nil
 }

@@ -454,7 +518,8 @@ func (track *AudioTrack) newEncodedReader(codecNames ...string) (EncodedReadClos
 			}
 			return buffer, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, selectedCodec, nil
 }

@@ -492,6 +557,7 @@ func (track *AudioTrack) NewRTPReader(codecName string, ssrc uint32, mtu int) (R
 			pkts := packetizer.Packetize(encoded.Data, encoded.Samples)
 			return pkts, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, nil
 }
--- a/track_test.go
+++ b/track_test.go
@@ -2,6 +2,8 @@ package mediadevices

 import (
 	"errors"
+	"github.com/pion/interceptor"
+	"io"
 	"testing"
 	"time"
 )
@@ -53,3 +55,101 @@ func TestOnEnded(t *testing.T) {
 		}
 	})
 }
+
+type fakeRTCPReader struct {
+	mockReturn chan []byte
+	end        chan struct{}
+}
+
+func (mock *fakeRTCPReader) Read(buffer []byte, attributes interceptor.Attributes) (int, interceptor.Attributes, error) {
+	select {
+	case <-mock.end:
+		return 0, nil, io.EOF
+	case mockReturn := <-mock.mockReturn:
+		if len(buffer) < len(mock.mockReturn) {
+			return 0, nil, io.ErrShortBuffer
+		}
+
+		return copy(buffer, mockReturn), attributes, nil
+	}
+}
+
+type fakeKeyFrameController struct {
+	called chan struct{}
+}
+
+func (mock *fakeKeyFrameController) ForceKeyFrame() error {
+	mock.called <- struct{}{}
+	return nil
+}
+
+func TestRtcpHandler(t *testing.T) {
+
+	t.Run("ShouldStopReading", func(t *testing.T) {
+		tr := &baseTrack{}
+		stop := make(chan struct{}, 1)
+		stopped := make(chan struct{})
+		go func() {
+			tr.rtcpReadLoop(&fakeRTCPReader{end: stop}, &fakeKeyFrameController{}, stop)
+			stopped <- struct{}{}
+		}()
+
+		stop <- struct{}{}
+
+		select {
+		case <-time.After(100 * time.Millisecond):
+			t.Error("Timeout")
+		case <-stopped:
+		}
+	})
+
+	t.Run("ShouldForceKeyFrame", func(t *testing.T) {
+		for packetType, packet := range map[string][]byte{
+			"PLI": {
+				// v=2, p=0, FMT=1, PSFB, len=1
+				0x81, 0xce, 0x00, 0x02,
+				// ssrc=0x0
+				0x00, 0x00, 0x00, 0x00,
+				// ssrc=0x4bc4fcb4
+				0x4b, 0xc4, 0xfc, 0xb4,
+			},
+			"FIR": {
+				// v=2, p=0, FMT=4, PSFB, len=3
+				0x84, 0xce, 0x00, 0x04,
+				// ssrc=0x0
+				0x00, 0x00, 0x00, 0x00,
+				// ssrc=0x4bc4fcb4
+				0x4b, 0xc4, 0xfc, 0xb4,
+				// ssrc=0x12345678
+				0x12, 0x34, 0x56, 0x78,
+				// Seqno=0x42
+				0x42, 0x00, 0x00, 0x00,
+			},
+		} {
+			t.Run(packetType, func(t *testing.T) {
+				tr := &baseTrack{}
+				tr.OnEnded(func(err error) {
+					if err != io.EOF {
+						t.Error(err)
+					}
+				})
+				stop := make(chan struct{}, 1)
+				defer func() {
+					stop <- struct{}{}
+				}()
+				mockKeyFrameController := &fakeKeyFrameController{called: make(chan struct{}, 1)}
+				mockRTCPReader := &fakeRTCPReader{end: stop, mockReturn: make(chan []byte, 1)}
+
+				go tr.rtcpReadLoop(mockRTCPReader, mockKeyFrameController, stop)
+
+				mockRTCPReader.mockReturn <- packet
+
+				select {
+				case <-time.After(1000 * time.Millisecond):
+					t.Error("Timeout")
+				case <-mockKeyFrameController.called:
+				}
+			})
+		}
+	})
+}
Author	SHA1	Message	Date
renovate[bot]	f8f8511d94	Update module github.com/pion/webrtc/v3 to v3.1.50 (#456 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2023-01-14 09:03:47 +09:00
Clyde Bazile	85597da5bb	Expose device list update func (#463 )	2023-01-14 09:02:46 +09:00
renovate[bot]	6ac1424488	Update module golang.org/x/image to v0.2.0 (#462 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2023-01-04 12:31:41 +09:00
Denys Malykhin	73a158d097	Fix for preventing close of stopRead nil channel (#458 ) * Fix for preventing close of stopRead nil channel * Prevent use of stopRead before assignment	2022-12-19 14:05:19 -05:00
Eric Daniels	cb23f1fa82	upgrade malgo to v0.11.10 (#455 )	2022-12-05 16:19:47 -05:00
renovate[bot]	a0f090dced	Update module github.com/pion/webrtc/v3 to v3.1.48 (#444 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-11-19 00:13:24 +09:00
Atsushi Watanabe	4f7542b614	Add CI for M1 Mac (#454 )	2022-11-19 00:00:03 +09:00
renovate[bot]	860f4a1490	Update module golang.org/x/image to v0.1.0 (#451 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-11-18 11:50:42 +09:00
renovate[bot]	09f3bcc013	Update module github.com/esimov/pigo to v1.4.6 (#446 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-10-12 23:19:56 +09:00
renovate[bot]	f0ad407da8	Update golang.org/x/image digest to e7cb969 (#445 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-10-12 23:18:55 +09:00
Atsushi Watanabe	8d7ccada1c	Run CI on Go 1.18 and 1.19 (#449 )	2022-10-12 23:11:22 +09:00
Atsushi Watanabe	2d9208de5b	Disable updating minimum Go version in go.mod (#448 )	2022-10-12 22:51:12 +09:00
Atsushi Watanabe	52cf6e72b1	Skip vaapi test on CI (#447 ) DRI device appears on GitHub Actions runner but unusable. Skip pkg/codec/vaapi test on CI.	2022-10-12 22:41:36 +09:00
代码人生	7335797301	Fix for having multiple cameras in Windows (#443 )	2022-09-21 18:43:59 +08:00
Eric Daniels	3bec69bbf8	Utilize audio property latency in microphone AudioRecord (#439 )	2022-08-24 07:56:55 -04:00
Atsushi Watanabe	58dc90d03a	Fix opus codec panic on read after close (#440 ) Also add test to other codecs	2022-08-24 07:23:57 -04:00
Valentin Cocaud	8ad810e61e	fix PLI and FIR handling, wrongly triggering track.OnEnded (#420 )	2022-08-16 11:13:33 +02:00
Eric Daniels	6f204fa3d1	Properly close microphone before malgo chunk channel (#436 )	2022-08-09 09:17:47 -04:00
Eric Daniels	5215057409	Update libopus static library to correct arch for darwin arm64 (#428 )	2022-08-07 09:01:29 -04:00
renovate[bot]	3bcbed0286	Update module github.com/esimov/pigo to v1.4.5 (#430 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-08-07 14:46:54 +09:00
renovate[bot]	907e0d68e2	Update module github.com/pion/webrtc/v3 to v3.1.43 (#432 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-08-07 14:40:22 +09:00
Atsushi Watanabe	9fd2d01dbe	Ignore self dependency from examples (#433 )	2022-08-07 14:39:43 +09:00
Atsushi Watanabe	285f8cd23c	Do not ignore dependencies under examples (#429 ) Update go.mod under examples by Renovate.	2022-08-07 14:30:49 +09:00
Sean DuBois	b309c30ca0	Update pion/webrtc version v3.0.20 -> v3.1.34	2022-08-04 22:14:44 -04:00
Sean DuBois	601f27c014	Fix crash when capturing AudioTracks Resolves #426	2022-08-04 22:14:44 -04:00
Valentin Cocaud	2a04a14225	rename opus C function to be compatible with other opus modules (#425 )	2022-08-03 17:14:36 +02:00
renovate[bot]	416bbc33f3	Update module github.com/pion/interceptor to v0.1.12 (#423 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-08-02 00:24:45 +02:00
renovate[bot]	4a682a48c1	Update golang.org/x/image digest to 062f8c9 (#422 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-08-02 00:23:15 +02:00
Valentin Cocaud	14db2b8130	allow to close the avfoundation device multiple time (#419 ) Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org>	2022-08-01 09:50:47 +02:00
Valentin Cocaud	a3c15d1fb0	fix race condition in i420 video converter leading to video artefacts (#418 ) * fix race condition in i420 video converter leading to video artefacts * avoid copy when not necessary * store conversion result in new slice instead of copy slice	2022-08-01 09:40:23 +02:00
renovate[bot]	43272ea965	Update module github.com/pion/webrtc/v3 to v3.1.43 (#403 ) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-07-28 09:33:10 +02:00
Valentin Cocaud	e32fc1bdb8	fix nil reference when a read error occur with copyFrame enabled (#417 ) * fix nil reference when a read error occur with copyFrame enabled * add test * Update pkg/io/video/broadcast_test.go Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org> Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org>	2022-07-28 07:36:25 +02:00
Valentin Cocaud	2af325d1a5	Fix closing a camera not closing the associated track (#414 )	2022-07-27 14:15:17 +02:00
Valentin Cocaud	5e0df5e5cf	Upgrade CI go versions for tests (#416 ) * Upgrade CI go versions for tests * Upgrade CI go versions for tests * fix buffer tests with wrong error log format	2022-07-27 10:21:59 +02:00
Valentin Cocaud	d038133783	Allow to enable frame copy on a video track (#405 )	2022-07-25 16:56:03 +02:00
Valentin Cocaud	cd6aaa1393	Force key frame on PLI Also make the ReadCloser an Controllable allows to uncouple the controller implementation from the encoder. This is not needed for the 2 codec controller already implemented (openh264 and vpx) but is more future proof in case it required for other codecs.	2022-07-25 10:51:35 -04:00
adamroach	82cc32308b	Enable configuration of OpenH264 Encoder (#409 ) There's been a long-standing TODO comment in the bridge for OpenH264 to remove hardcoding for the set of configurable parameters exposed by that library. That patch does exactly that.	2022-07-06 23:58:56 -05:00
renovate[bot]	8fce8a2bb5	Update golang.org/x/image digest to 41969df (#410 ) Generated by Renovate Bot Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>	2022-07-01 11:43:59 +09:00
f-fl0	5b99500290	Camera timeout duration as parameter (#408 ) Set PION_MEDIADEVICES_CAMERA_READ_TIMEOUT environment variable to set the timeout duration.	2022-06-23 10:33:23 +09:00
代码人生	e371c0d955	fix: Fix compilation error on arm64 Mac (#404 )	2022-06-02 18:41:39 +08:00
renovate[bot]	69f9cbe008	Update module github.com/pion/webrtc/v3 to v3.1.34 (#400 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-05-02 13:52:14 +09:00
renovate[bot]	b5acc5d7f6	Update golang.org/x/image digest to 70e8d0d (#402 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-05-02 11:50:24 +09:00
renovate[bot]	55e65027f9	Update codecov/codecov-action action to v3 (#398 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-05-02 11:49:12 +09:00
Atsushi Watanabe	f0ff9261b4	Add darwin arm64 libs (#368 ) Add opus and openh264 for arm64 Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org> Co-authored-by: Earther <qn.khuat@gmail.com>	2022-05-02 11:44:46 +09:00
代码人生	08a396571f	fix : Turn on the microphone with the current device id (#395 ) * fix : Turn on the microphone with the current device id * modify comments	2022-04-13 13:01:30 +08:00
f-fl0	0d09f7f458	Remove video framerate as explicit constraint (#394 ) * Do not consider video framerate in the constraints fitness function * Remove test about video framerate	2022-04-06 10:07:15 +09:00
代码人生	e780bdc6f9	Implement forced keyframes for x264 (#388 ) * Implement forced keyframes for x264 * format code	2022-04-05 13:12:24 +08:00
代码人生	ff18b21629	Fix OpenH264 keyframe generation method (#387 ) * Fix OpenH264 keyframe generation method * Fix : fix variable reference error	2022-04-05 13:12:07 +08:00
代码人生	eaf9ff42a8	Implement the CursorEncoding protocol of VNC (#389 ) * Implement the CursorEncoding protocol of VNC * Fix color depth transform	2022-04-05 13:11:28 +08:00
renovate[bot]	5ba49e03e7	Update module github.com/pion/webrtc/v3 to v3.1.27 (#369 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-04-04 14:58:13 +09:00
renovate[bot]	1250e06923	Update module github.com/pion/rtp to v1.7.9 (#386 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-04-04 14:52:29 +09:00
renovate[bot]	651c847674	Update golang.org/x/image digest to a8550c1 (#392 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-04-04 14:49:59 +09:00
f-fl0	3b2316081e	Update webcam module to set the camera framerate (#390 ) * Update webcam module to set the camera framerate * Add framerate to property fitness function * Set framerate to dummy VideoRecord * Add tests about video constraints * Set framerate only when a positive value is specified	2022-04-04 14:48:56 +09:00
Eric Daniels	70261260cb	Release AVFoundation ReadCloser on camera close (#375 )	2022-03-28 06:57:15 -04:00
f-fl0	548cdac668	Fix scaling functions (#385 ) This commit corrects two small errors that causes the improper results reported in #312. - A copy paste typo (most likely) which sets the Dy component of the image rectangle to Dx. - The tmp array in fastBoxSampling was not properly reset because the last argument in memset should be the number of bytes to fill in and not the number of elements.	2022-03-18 15:04:36 +09:00
renovate[bot]	79f9fc31f6	Update golang.org/x/image commit hash to 723b81c (#370 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2022-03-17 16:09:36 +09:00
Renovate Bot	1f92ea40da	Update actions/setup-go action to v3 Generated by Renovate Bot	2022-03-14 10:34:25 -04:00
Renovate Bot	4beb7e5a23	Update actions/checkout action to v3 Generated by Renovate Bot	2022-03-14 10:34:10 -04:00
adamroach	9bb5755cd2	Fixing Stride Handling for OpenH264 (#381 ) The golang image.YCbCr struct can contain fields of arbitrary stride lengths, which don't necessarily match the field widths. This patch passes the stride values from the image.YCbCr struct into the OpenH264 encode calls.	2022-03-08 03:09:01 -06:00