Allow to enable frame copy on a video track (#405 )

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.
2025-09-27 04:46:10 +08:00 · 2022-07-25 16:56:03 +02:00 · 2022-07-25 10:51:35 -04:00 · 2022-07-06 23:58:56 -05:00 · 2022-07-01 11:43:59 +09:00 · 2022-06-23 10:33:23 +09:00
49 changed files with 1194 additions and 212 deletions
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -17,9 +17,9 @@ jobs:
    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
@@ -32,7 +32,7 @@ jobs:
            libx264-dev
      - name: Run Test Suite
        run: make test
-      - uses: codecov/codecov-action@v2	
+      - uses: codecov/codecov-action@v3	
        if: matrix.go == '1.16'
  build-darwin:
    runs-on: macos-latest
@@ -43,9 +43,9 @@ jobs:
    name: Darwin 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
@@ -62,9 +62,9 @@ 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'
      - name: Installing go-licenses
--- 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/3
+++ b/3
@@ -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
--- 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.sum
+++ b/examples/go.sum
@@ -13,6 +13,7 @@ github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4
 github.com/gen2brain/malgo v0.10.29 h1:bTYiUTUKJsEomNby+W0hgyLrOttUXIk4lTEnKA54iqM=
 github.com/gen2brain/malgo v0.10.29/go.mod h1:zHSUNZAXfCeNsZou0RtQ6Zk7gDYLIcKOrUWtAdksnEs=
 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=
@@ -21,6 +22,7 @@ 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/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=
@@ -36,18 +38,19 @@ github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
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 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
+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 v1.14.2/go.mod h1:iSB4RoI2tjJc9BBv4NKIKWKya62Rps+oPG/Lv9klQyY=
+github.com/onsi/ginkgo v1.16.1/go.mod h1:CObGmKUOKaSC0RjmoAK7tKyn4Azo5P2IWuoMnvwxz1E=
 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 v1.10.3/go.mod h1:V9xEwhxec5O8UDM77eCW8vLymOMltsqPVYWrpDsH8xc=
+github.com/onsi/gomega v1.11.0/go.mod h1:azGKhqFUon9Vuj0YmTfLSmx0FUwqXYSTl5re8lQLTUg=
 github.com/pion/datachannel v1.4.21 h1:3ZvhNyfmxsAqltQrApLPQMhSFNA+aT87RqyCq4OXmf0=
 github.com/pion/datachannel v1.4.21/go.mod h1:oiNyP4gHx2DIwRzX/MFyH0Rz/Gz05OgBlayAI2hAWjg=
-github.com/pion/dtls/v2 v2.0.8 h1:reGe8rNIMfO/UAeFLqO61tl64t154Qfkr4U3Gzu1tsg=
-github.com/pion/dtls/v2 v2.0.8/go.mod h1:QuDII+8FVvk9Dp5t5vYIMTo7hh7uBkra+8QIm7QGm10=
-github.com/pion/ice/v2 v2.0.16 h1:K6bzD8ef9vMKbGMTHaUweHXEyuNGnvr2zdqKoLKZPn0=
-github.com/pion/ice/v2 v2.0.16/go.mod h1:SJNJzC27gDZoOW0UoxIoC8Hf2PDxG28hQyNdSexDu38=
+github.com/pion/dtls/v2 v2.0.9 h1:7Ow+V++YSZQMYzggI0P9vLJz/hUFcffsfGMfT/Qy+u8=
+github.com/pion/dtls/v2 v2.0.9/go.mod h1:O0Wr7si/Zj5/EBFlDzDd6UtVxx25CE1r7XM7BQKYQho=
+github.com/pion/ice/v2 v2.1.7 h1:FjgDfUNrVYTxQabJrkBX6ld12tvYbgzHenqPh3PJF6E=
+github.com/pion/ice/v2 v2.1.7/go.mod h1:kV4EODVD5ux2z8XncbLHIOtcXKtYXVgLVCeVqnpoeP0=
 github.com/pion/interceptor v0.0.12 h1:eC1iVneBIAQJEfaNAfDqAncJWhMDAnaXPRCJsltdokE=
 github.com/pion/interceptor v0.0.12/go.mod h1:qzeuWuD/ZXvPqOnxNcnhWfkCZ2e1kwwslicyyPnhoK4=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
@@ -60,6 +63,8 @@ github.com/pion/rtcp v1.2.6 h1:1zvwBbyd0TeEuuWftrd/4d++m+/kZSeiguxU61LFWpo=
 github.com/pion/rtcp v1.2.6/go.mod h1:52rMNPWFsjr39z9B9MhnkqhPLoeHTv1aN63o/42bWE0=
 github.com/pion/rtp v1.6.2 h1:iGBerLX6JiDjB9NXuaPzHyxHFG9JsIEdgwTC0lp5n/U=
 github.com/pion/rtp v1.6.2/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
+github.com/pion/rtp v1.6.5 h1:o2cZf8OascA5HF/b0PAbTxRKvOWxTQxWYt7SlToxFGI=
+github.com/pion/rtp v1.6.5/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
 github.com/pion/sctp v1.7.10/go.mod h1:EhpTUQu1/lcK3xI+eriS6/96fWetHGCvBi9MSsnaBN0=
 github.com/pion/sctp v1.7.12 h1:GsatLufywVruXbZZT1CKg+Jr8ZTkwiPnmUC/oO9+uuY=
 github.com/pion/sctp v1.7.12/go.mod h1:xFe9cLMZ5Vj6eOzpyiKjT9SwGM4KpK/8Jbw5//jc+0s=
@@ -69,17 +74,14 @@ github.com/pion/srtp/v2 v2.0.2 h1:664iGzVmaY7KYS5M0gleY0DscRo9ReDfTxQrq4UgGoU=
 github.com/pion/srtp/v2 v2.0.2/go.mod h1:VEyLv4CuxrwGY8cxM+Ng3bmVy8ckz/1t6A0q/msKOw0=
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 github.com/pion/stun v0.3.5/go.mod h1:gDMim+47EeEtfWogA37n6qXZS88L5V6LqFcf+DZA2UA=
-github.com/pion/transport v0.10.0/go.mod h1:BnHnUipd0rZQyTVB2SBGojFHT9CBt5C5TcsJSQGkvSE=
 github.com/pion/transport v0.10.1/go.mod h1:PBis1stIILMiis0PewDw91WJeLJkyIMcEk+DwKOzf4A=
 github.com/pion/transport v0.12.2/go.mod h1:N3+vZQD9HlDP5GWkZ85LohxNsDcNgofQmyL6ojX5d8Q=
 github.com/pion/transport v0.12.3 h1:vdBfvfU/0Wq8kd2yhUMSDB/x+O4Z9MYVl2fJ5BT4JZw=
 github.com/pion/transport v0.12.3/go.mod h1:OViWW9SP2peE/HbwBvARicmAVnesphkNkCVZIWJ6q9A=
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-github.com/pion/udp v0.1.0 h1:uGxQsNyrqG3GLINv36Ff60covYmfrLoxzwnCsIYspXI=
-github.com/pion/udp v0.1.0/go.mod h1:BPELIjbwE9PRbd/zxI/KYBnbo7B6+oA6YuEaNE8lths=
-github.com/pion/webrtc/v3 v3.0.20 h1:Jj0sk45MqQdkR24E1wbFRmOzb1Lv258ot9zd2fYB/Pw=
-github.com/pion/webrtc/v3 v3.0.20/go.mod h1:0eJnCpQrUMpRnvyonw4ZiWClToerpixrZ2KcoTxvX9M=
+github.com/pion/udp v0.1.1 h1:8UAPvyqmsxK8oOjloDk4wUt63TzFe9WEJkg5lChlj7o=
+github.com/pion/udp v0.1.1/go.mod h1:6AFo+CMdKQm7UiA0eUPA8/eVCTx8jBIITLZHc9DWX5M=
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@@ -90,24 +92,32 @@ github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5
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+github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
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+golang.org/x/net v0.0.0-20210420210106-798c2154c571 h1:Q6Bg8xzKzpFPU4Oi1sBnBTHBwlMsLeEXpu4hYBY8rAg=
+golang.org/x/net v0.0.0-20210420210106-798c2154c571/go.mod h1:72T/g9IO56b78aLF+1Kcs5dz7/ng1VjMUvfKvpfy+jM=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -116,19 +126,23 @@ golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201018230417-eeed37f84f13/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005 h1:pDMpM2zh2MT0kHy037cKlSby2nEhD50SYqwQk76Nm40=
-golang.org/x/sys v0.0.0-20210315160823-c6e025ad8005/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210420072515-93ed5bcd2bfe h1:WdX7u8s3yOigWAhHEaDl8r9G+4XwFQEQFtBMYyN+kXQ=
+golang.org/x/sys v0.0.0-20210420072515-93ed5bcd2bfe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 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/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/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/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=
@@ -147,5 +161,6 @@ 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.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=
--- 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/blackjack/webcam v0.0.0-20220329180758-ba064708e165
 	github.com/gen2brain/malgo v0.10.35
 	github.com/google/uuid v1.3.0
 	github.com/kbinani/screenshot v0.0.0-20210720154843-7d3a670d8329
+	github.com/pion/interceptor v0.1.10
 	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 v1.2.9
+	github.com/pion/rtp v1.7.13
+	github.com/pion/webrtc/v3 v3.1.34
+	golang.org/x/image v0.0.0-20220617043117-41969df76e82
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-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=
@@ -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=
@@ -40,19 +42,19 @@ 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/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
 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/pion/dtls/v2 v2.1.3 h1:3UF7udADqous+M2R5Uo2q/YaP4EzUoWKdfX2oscCUio=
+github.com/pion/dtls/v2 v2.1.3/go.mod h1:o6+WvyLDAlXF7YiPB/RlskRoeK+/JtuaZa5emwQcWus=
+github.com/pion/ice/v2 v2.2.6 h1:R/vaLlI1J2gCx141L5PEwtuGAGcyS6e7E0hDeJFq5Ig=
+github.com/pion/ice/v2 v2.2.6/go.mod h1:SWuHiOGP17lGromHTFadUe1EuPgFh/oCU6FCMZHooVE=
+github.com/pion/interceptor v0.1.10 h1:DJ2GjMGm4XGIQgMJxuEpdaExdY/6RdngT7Uh4oVmquU=
+github.com/pion/interceptor v0.1.10/go.mod h1:Lh3JSl/cbJ2wP8I3ccrjh1K/deRGRn3UlSPuOTiHb6U=
 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=
@@ -60,64 +62,63 @@ github.com/pion/mdns v0.0.5/go.mod h1:UgssrvdD3mxpi8tMxAXbsppL3vJ4Jipw1mTCW+al01
 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=
+github.com/pion/rtp v1.7.13 h1:qcHwlmtiI50t1XivvoawdCGTP4Uiypzfrsap+bijcoA=
+github.com/pion/rtp v1.7.13/go.mod h1:bDb5n+BFZxXx0Ea7E5qe+klMuqiBrP+w8XSjiWtCUko=
 github.com/pion/sctp v1.8.0/go.mod h1:xFe9cLMZ5Vj6eOzpyiKjT9SwGM4KpK/8Jbw5//jc+0s=
+github.com/pion/sctp v1.8.2 h1:yBBCIrUMJ4yFICL3RIvR4eh/H2BTTvlligmSTy+3kiA=
+github.com/pion/sctp v1.8.2/go.mod h1:xFe9cLMZ5Vj6eOzpyiKjT9SwGM4KpK/8Jbw5//jc+0s=
 github.com/pion/sdp/v3 v3.0.4 h1:2Kf+dgrzJflNCSw3TV5v2VLeI0s/qkzy2r5jlR0wzf8=
 github.com/pion/sdp/v3 v3.0.4/go.mod h1:bNiSknmJE0HYBprTHXKPQ3+JjacTv5uap92ueJZKsRk=
 github.com/pion/srtp/v2 v2.0.5 h1:ks3wcTvIUE/GHndO3FAvROQ9opy0uLELpwHJaQ1yqhQ=
 github.com/pion/srtp/v2 v2.0.5/go.mod h1:8k6AJlal740mrZ6WYxc4Dg6qDqqhxoRG2GSjlUhDF0A=
 github.com/pion/stun v0.3.5 h1:uLUCBCkQby4S1cf6CGuR9QrVOKcvUwFeemaC865QHDg=
 github.com/pion/stun v0.3.5/go.mod h1:gDMim+47EeEtfWogA37n6qXZS88L5V6LqFcf+DZA2UA=
-github.com/pion/transport v0.10.1/go.mod h1:PBis1stIILMiis0PewDw91WJeLJkyIMcEk+DwKOzf4A=
 github.com/pion/transport v0.12.2/go.mod h1:N3+vZQD9HlDP5GWkZ85LohxNsDcNgofQmyL6ojX5d8Q=
-github.com/pion/transport v0.12.3 h1:vdBfvfU/0Wq8kd2yhUMSDB/x+O4Z9MYVl2fJ5BT4JZw=
 github.com/pion/transport v0.12.3/go.mod h1:OViWW9SP2peE/HbwBvARicmAVnesphkNkCVZIWJ6q9A=
-github.com/pion/turn/v2 v2.0.5 h1:iwMHqDfPEDEOFzwWKT56eFmh6DYC6o/+xnLAEzgISbA=
-github.com/pion/turn/v2 v2.0.5/go.mod h1:APg43CFyt/14Uy7heYUOGWdkem/Wu4PhCO/bjyrTqMw=
+github.com/pion/transport v0.13.0 h1:KWTA5ZrQogizzYwPEciGtHPLwpAjE91FgXnyu+Hv2uY=
+github.com/pion/transport v0.13.0/go.mod h1:yxm9uXpK9bpBBWkITk13cLo1y5/ur5VQpG22ny6EP7g=
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 github.com/pion/udp v0.1.1 h1:8UAPvyqmsxK8oOjloDk4wUt63TzFe9WEJkg5lChlj7o=
 github.com/pion/udp v0.1.1/go.mod h1:6AFo+CMdKQm7UiA0eUPA8/eVCTx8jBIITLZHc9DWX5M=
-github.com/pion/webrtc/v3 v3.1.10 h1:DO99F6/X1HrQho3LxTWHPjI3c388btBf56lR5UNRNNk=
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 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/sclevine/agouti v3.0.0+incompatible/go.mod h1:b4WX9W9L1sfQKXeJf1mUTLZKJ48R1S7H23Ji7oFO5Bw=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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+golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
+golang.org/x/net v0.0.0-20220401154927-543a649e0bdd h1:zYlwaUHTmxuf6H7hwO2dgwqozQmH7zf4x+/qql4oVWc=
+golang.org/x/net v0.0.0-20220401154927-543a649e0bdd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -132,15 +133,16 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20201018230417-eeed37f84f13/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210112080510-489259a85091/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359 h1:2B5p2L5IfGiD7+b9BOoRMC6DgObAVZV+Fsp050NqXik=
-golang.org/x/sys v0.0.0-20211025201205-69cdffdb9359/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e h1:fLOSk5Q00efkSvAm+4xcoXD+RRmLmmulPn5I3Y9F2EM=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 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/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 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/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=
@@ -155,6 +157,8 @@ 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=
--- 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
@@ -11,6 +11,7 @@ package avfoundation
 // }
 import "C"
 import (
+	"context"
 	"fmt"
 	"io"
 	"unsafe"
@@ -93,9 +94,11 @@ 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()
 }

 func newReadCloser(onClose func()) *ReadCloser {
@@ -103,12 +106,22 @@ 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) {
 	// TODO: add a policy for slow reader
-	rc.dataChan <- data
+	if rc.cancelCtx.Err() != nil {
+		return
+	}
+	select {
+	case <-rc.cancelCtx.Done():
+		close(rc.dataChan)
+	case rc.dataChan <- data:
+	}
 }

 // Read reads raw data, the format is determined by the media type and property:
@@ -127,7 +140,7 @@ func (rc *ReadCloser) Close() {
 	if rc.onClose != nil {
 		rc.onClose()
 	}
-	close(rc.dataChan)
+	rc.cancelFunc()
 	unregister(rc.id)
 }

--- 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/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"
@@ -44,3 +45,21 @@ func TestEncoder(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) {
+	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()
--- 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
@@ -121,8 +121,8 @@ 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 {
--- 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()
--- 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
@@ -193,7 +193,7 @@ 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 +210,19 @@ 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"
@@ -46,3 +47,21 @@ func TestEncoder(t *testing.T) {
 		})
 	})
 }
+
+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
@@ -13,6 +13,7 @@ import (
 type camera struct {
 	device  avfoundation.Device
 	session *avfoundation.Session
+	rcClose func()
 }

 func init() {
@@ -43,6 +44,9 @@ func (cam *camera) Open() error {
 }

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

@@ -56,6 +60,7 @@ 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"
@@ -133,6 +134,19 @@ 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 +193,21 @@ 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 +223,7 @@ 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/microphone/microphone.go
+++ b/pkg/driver/microphone/microphone.go
@@ -111,6 +111,8 @@ 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)
+	//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 {
--- 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/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/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
@@ -3,6 +3,8 @@ package mediadevices
 import (
 	"errors"
 	"fmt"
+	"github.com/pion/interceptor"
+	"github.com/pion/rtcp"
 	"image"
 	"io"
 	"strings"
@@ -157,6 +159,7 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 	defer track.mu.Unlock()

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

 	var encodedReader RTPReadCloser
@@ -182,6 +185,7 @@ 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
@@ -214,6 +218,40 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 		}
 	}()

+	keyFrameController, ok := encodedReader.Controller().(codec.KeyFrameController)
+	if ok {
+		stopRead = make(chan struct{})
+		go func() {
+			reader := ctx.RTCPReader()
+			for {
+				select {
+				case <-stopRead:
+					return
+				default:
+				}
+
+				var readerBuffer []byte
+				_, _, err := reader.Read(readerBuffer, interceptor.Attributes{})
+				if err != nil {
+					track.onError(err)
+					return
+				}
+
+				pkts, err := rtcp.Unmarshal(readerBuffer)
+
+				for _, pkt := range pkts {
+					switch pkt.(type) {
+					case *rtcp.PictureLossIndication, *rtcp.FullIntraRequest:
+						if err := keyFrameController.ForceKeyFrame(); err != nil {
+							track.onError(err)
+							return
+						}
+					}
+				}
+			}
+		}()
+	}
+
 	return selectedCodec, nil
 }

@@ -261,6 +299,7 @@ func newTrackFromDriver(d driver.Driver, constraints MediaTrackConstraints, sele
 type VideoTrack struct {
 	*baseTrack
 	*video.Broadcaster
+	shouldCopyFrames bool
 }

 // NewVideoTrack constructs a new VideoTrack
@@ -268,6 +307,16 @@ 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 +361,7 @@ 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 +383,8 @@ func (track *VideoTrack) newEncodedReader(codecNames ...string) (EncodedReadClos
 			}
 			return buffer, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, selectedCodec, nil
 }

@@ -372,7 +422,8 @@ 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
 }
Author	SHA1	Message	Date
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