Update module github.com/pion/webrtc/v3 to v3.1.6 (#361 )

Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>
Update module github.com/pion/webrtc/v3 to v3.1.5 (#345 )
2025-10-04 08:16:33 +08:00 · 2021-11-01 09:36:17 +09:00 · 2021-11-01 09:20:03 +09:00 · 2021-09-05 09:42:41 +09:00 · 2021-09-05 09:41:13 +09:00 · 2021-07-22 09:19:54 +09:00
30 changed files with 747 additions and 178 deletions
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -13,7 +13,7 @@ jobs:
    strategy:
      fail-fast: false
      matrix:
-        go: [ '1.15', '1.14' ]
+        go: [ '1.16', '1.15' ]
    name: Linux Go ${{ matrix.go }}
    steps:
      - name: Checkout
@@ -32,14 +32,14 @@ jobs:
            libx264-dev
      - name: Run Test Suite
        run: make test
-      - uses: codecov/codecov-action@v1	
-        if: matrix.go == '1.15'
+      - uses: codecov/codecov-action@v2	
+        if: matrix.go == '1.16'
  build-darwin:
    runs-on: macos-latest
    strategy:
      fail-fast: false
      matrix:
-        go: [ '1.15', '1.14' ]
+        go: [ '1.16', '1.15' ]
    name: Darwin Go ${{ matrix.go }}
    steps:
      - name: Checkout
@@ -66,7 +66,7 @@ jobs:
      - name: Setup Go
        uses: actions/setup-go@v2
        with:
-          go-version: '1.15'
+          go-version: '1.16'
      - name: Installing go-licenses
        run: go get github.com/google/go-licenses
      - name: Checking licenses
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -1 +0,0 @@
-go.sum
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -5,4 +5,4 @@ examples := $(filter-out internal,$(examples))
 all: $(examples)

 $(examples):
-	cd $@ && go build
+	cd $@ && go build -mod=mod
--- a/examples/go.mod
+++ b/examples/go.mod
@@ -2,8 +2,10 @@ module github.com/pion/mediadevices/examples

 go 1.14

-// Please don't commit require entries of examples.
-// `git checkout master examples/go.mod` to revert this file.
-require github.com/pion/mediadevices v0.0.0
+require (
+	github.com/esimov/pigo v1.4.3
+	github.com/pion/mediadevices v0.0.0
+	github.com/pion/webrtc/v3 v3.0.20
+)

 replace github.com/pion/mediadevices v0.0.0 => ../
--- a/examples/go.sum
+++ b/examples/go.sum
@@ -0,0 +1,151 @@
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+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/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/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
+google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
+google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
+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=
+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=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
+gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/go.mod
+++ b/go.mod
@@ -3,17 +3,13 @@ module github.com/pion/mediadevices
 go 1.13

 require (
-	github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd // indirect
 	github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539
-	github.com/gen2brain/malgo v0.10.29
-	github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5 // indirect
-	github.com/google/uuid v1.2.0
-	github.com/kbinani/screenshot v0.0.0-20191211154542-3a185f1ce18f
-	github.com/lxn/win v0.0.0-20201111105847-2a20daff6a55 // indirect
+	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/logging v0.2.2
-	github.com/pion/rtp v1.6.2
-	github.com/pion/webrtc/v3 v3.0.5
-	github.com/satori/go.uuid v1.2.0
-	golang.org/x/image v0.0.0-20201208152932-35266b937fa6
+	github.com/pion/rtp v1.7.4
+	github.com/pion/webrtc/v3 v3.1.6
+	golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,3 @@
-github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd h1:u7K2oMFMd8APDV3fM1j2rO3U/XJf1g1qC3DDTKou8iM=
-github.com/BurntSushi/xgb v0.0.0-20201008132610-5f9e7b3c49cd/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539 h1:1aIqYfg9s9RETAJHGfVKZW4ok0b22p4QTwk8MsdRtPs=
 github.com/blackjack/webcam v0.0.0-20200313125108-10ed912a8539/go.mod h1:G0X+rEqYPWSq0dG8OMf8M446MtKytzpPjgS3HbdOJZ4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -7,10 +5,11 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
-github.com/gen2brain/malgo v0.10.29 h1:bTYiUTUKJsEomNby+W0hgyLrOttUXIk4lTEnKA54iqM=
-github.com/gen2brain/malgo v0.10.29/go.mod h1:zHSUNZAXfCeNsZou0RtQ6Zk7gDYLIcKOrUWtAdksnEs=
+github.com/gen2brain/malgo v0.10.35 h1:D6aNo/Q0SnzQLHomTydTXxj4AJFdGJcVoE7I8JxPoUo=
+github.com/gen2brain/malgo v0.10.35/go.mod h1:zHSUNZAXfCeNsZou0RtQ6Zk7gDYLIcKOrUWtAdksnEs=
 github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5 h1:Y5Q2mEwfzjMt5+3u70Gtw93ZOu2UuPeeeTBDntF7FoY=
 github.com/gen2brain/shm v0.0.0-20200228170931-49f9650110c5/go.mod h1:uF6rMu/1nvu+5DpiRLwusA6xB8zlkNoGzKn8lmYONUo=
+github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
 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=
 github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
@@ -18,102 +17,112 @@ 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=
-github.com/google/uuid v1.1.5/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/google/uuid v1.2.0 h1:qJYtXnJRWmpe7m/3XlyhrsLrEURqHRM2kxzoxXqyUDs=
-github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+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=
-github.com/kbinani/screenshot v0.0.0-20191211154542-3a185f1ce18f h1:5hWo+DzJQSOBl6X+TDac0SPWffRonuRJ2///OYtYRT8=
-github.com/kbinani/screenshot v0.0.0-20191211154542-3a185f1ce18f/go.mod h1:f8GY5V3lRzakvEyr49P7hHRYoHtPr8zvj/7JodCoRzw=
+github.com/jezek/xgb v0.0.0-20210312150743-0e0f116e1240 h1:dy+DS31tGEGCsZzB45HmJJNHjur8GDgtRNX9U7HnSX4=
+github.com/jezek/xgb v0.0.0-20210312150743-0e0f116e1240/go.mod h1:3P4UH/k22rXyHIJD2w4h2XMqPX4Of/eySEZq9L6wqc4=
+github.com/kbinani/screenshot v0.0.0-20210720154843-7d3a670d8329 h1:qq2nCpSrXrmvDGRxW0ruW9BVEV1CN2a9YDOExdt+U0o=
+github.com/kbinani/screenshot v0.0.0-20210720154843-7d3a670d8329/go.mod h1:2VPVQDR4wO7KXHwP+DAypEy67rXf+okUx2zjgpCxZw4=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.2.1 h1:Fmg33tUaq4/8ym9TJN1x7sLJnHVwhP33CNkpYV/7rwI=
 github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 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=
-github.com/lxn/win v0.0.0-20201111105847-2a20daff6a55 h1:4BxFx5XCtXc+nFtXDGDW+Uu5sPtsAbvPh6RObj3fG9o=
-github.com/lxn/win v0.0.0-20201111105847-2a20daff6a55/go.mod h1:KxxjdtRkfNoYDCUP5ryK7XJJNTnpC8atvtmTheChOtk=
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 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
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 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=
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-github.com/pion/dtls/v2 v2.0.4 h1:WuUcqi6oYMu/noNTz92QrF1DaFj4eXbhQ6dzaaAwOiI=
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 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 h1:1zvwBbyd0TeEuuWftrd/4d++m+/kZSeiguxU61LFWpo=
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@@ -149,5 +166,6 @@ gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWD
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 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/pkg/avfoundation/AVFoundationBind/AVFoundationBind.m
+++ b/pkg/avfoundation/AVFoundationBind/AVFoundationBind.m
@@ -133,9 +133,6 @@ STATUS frameFormatToFourCC(AVBindFrameFormat format, FourCharCode *pFourCC) {
        case AVBindFrameFormatI420:
            *pFourCC = kCVPixelFormatType_420YpCbCr8Planar;
            break;
-        case AVBindFrameFormatNV21:
-            *pFourCC = kCVPixelFormatType_420YpCbCr8BiPlanarFullRange;
-            break;
        case AVBindFrameFormatNV12:
            *pFourCC = kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange;
            break;
@@ -159,8 +156,6 @@ STATUS frameFormatFromFourCC(FourCharCode fourCC, AVBindFrameFormat *pFormat) {
            *pFormat = AVBindFrameFormatI420;
            break;
        case kCVPixelFormatType_420YpCbCr8BiPlanarFullRange:
-            *pFormat = AVBindFrameFormatNV21;
-            break;
        case kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange:
            *pFormat = AVBindFrameFormatNV12;
            break;
@@ -171,8 +166,8 @@ STATUS frameFormatFromFourCC(FourCharCode fourCC, AVBindFrameFormat *pFormat) {
            *pFormat = AVBindFrameFormatYUY2;
            break;
         // TODO: Add the rest of frame formats
-         default:
-             retStatus = STATUS_UNSUPPORTED_FRAME_FORMAT;
+        default:
+            retStatus = STATUS_UNSUPPORTED_FRAME_FORMAT;
     }
    return retStatus;
 }
--- a/pkg/codec/codec.go
+++ b/pkg/codec/codec.go
@@ -1,6 +1,8 @@
 package codec

 import (
+	"time"
+
 	"github.com/pion/mediadevices/pkg/io/audio"
 	"github.com/pion/mediadevices/pkg/io/video"
 	"github.com/pion/mediadevices/pkg/prop"
@@ -13,6 +15,9 @@ import (
 type RTPCodec struct {
 	webrtc.RTPCodecParameters
 	rtp.Payloader
+
+	// Latency of static frame size codec.
+	Latency time.Duration
 }

 // NewRTPH264Codec is a helper to create an H264 codec
--- a/pkg/codec/openh264/bridge.cpp
+++ b/pkg/codec/openh264/bridge.cpp
@@ -80,6 +80,11 @@ Slice enc_encode(Encoder *e, Frame f, int *eresult) {
  SFrameBSInfo info = {0};
  Slice payload = {0};

+  if(e->force_key_frame == 1) {
+    info.eFrameType = videoFrameTypeI;
+    e->force_key_frame = 0;
+  }
+
  pic.iPicWidth = f.width;
  pic.iPicHeight = f.height;
  pic.iColorFormat = videoFormatI420;
--- a/pkg/codec/openh264/bridge.hpp
+++ b/pkg/codec/openh264/bridge.hpp
@@ -27,6 +27,7 @@ typedef struct Encoder {
  ISVCEncoder *engine;
  unsigned char *buff;
  int buff_size;
+  int force_key_frame;
 } Encoder;

 Encoder *enc_new(const EncoderOptions params, int *eresult);
--- a/pkg/codec/openh264/openh264.go
+++ b/pkg/codec/openh264/openh264.go
@@ -84,7 +84,8 @@ func (e *encoder) SetBitRate(b int) error {
 }

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

 func (e *encoder) Close() error {
--- a/pkg/codec/opus/opus.go
+++ b/pkg/codec/opus/opus.go
@@ -3,7 +3,6 @@ package opus
 import (
 	"errors"
 	"fmt"
-	"math"

 	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/io/audio"
@@ -28,8 +27,6 @@ type encoder struct {
 	engine *C.OpusEncoder
 }

-var latencies = []float64{5, 10, 20, 40, 60}
-
 func newEncoder(r audio.Reader, p prop.Media, params Params) (codec.ReadCloser, error) {
 	var cerror C.int

@@ -37,10 +34,6 @@ func newEncoder(r audio.Reader, p prop.Media, params Params) (codec.ReadCloser,
 		return nil, fmt.Errorf("opus: inProp.SampleRate is required")
 	}

-	if p.Latency == 0 {
-		p.Latency = 20
-	}
-
 	if params.BitRate == 0 {
 		params.BitRate = 32000
 	}
@@ -49,19 +42,8 @@ func newEncoder(r audio.Reader, p prop.Media, params Params) (codec.ReadCloser,
 		params.ChannelMixer = &mixer.MonoMixer{}
 	}

-	// Select the nearest supported latency
-	var targetLatency float64
-	// TODO: use p.Latency.Milliseconds() after Go 1.12 EOL
-	latencyInMS := float64(p.Latency.Nanoseconds() / 1000000)
-	nearestDist := math.Inf(+1)
-	for _, latency := range latencies {
-		dist := math.Abs(latency - latencyInMS)
-		if dist >= nearestDist {
-			break
-		}
-
-		nearestDist = dist
-		targetLatency = latency
+	if !params.Latency.Validate() {
+		return nil, fmt.Errorf("opus: unsupported latency %v", params.Latency)
 	}

 	channels := p.ChannelCount
@@ -77,7 +59,7 @@ func newEncoder(r audio.Reader, p prop.Media, params Params) (codec.ReadCloser,
 	}

 	rMix := audio.NewChannelMixer(channels, params.ChannelMixer)
-	rBuf := audio.NewBuffer(int(targetLatency * float64(p.SampleRate) / 1000))
+	rBuf := audio.NewBuffer(params.Latency.samples(p.SampleRate))
 	e := encoder{
 		engine: engine,
 		reader: rMix(rBuf(r)),
--- a/pkg/codec/opus/params.go
+++ b/pkg/codec/opus/params.go
@@ -1,27 +1,69 @@
 package opus

 import (
+	"time"
+
 	"github.com/pion/mediadevices/pkg/codec"
 	"github.com/pion/mediadevices/pkg/io/audio"
 	"github.com/pion/mediadevices/pkg/prop"
 	"github.com/pion/mediadevices/pkg/wave/mixer"
 )

+// Latency is a type of OPUS codec frame duration.
+type Latency time.Duration
+
+// Latency values available in OPUS codec.
+const (
+	Latency2500us Latency = Latency(2500 * time.Microsecond)
+	Latency5ms    Latency = Latency(5 * time.Millisecond)
+	Latency10ms   Latency = Latency(10 * time.Millisecond)
+	Latency20ms   Latency = Latency(20 * time.Millisecond)
+	Latency40ms   Latency = Latency(40 * time.Millisecond)
+	Latency60ms   Latency = Latency(60 * time.Millisecond)
+)
+
+// Validate that the Latency is allowed in OPUS.
+func (l Latency) Validate() bool {
+	switch l {
+	case Latency2500us, Latency5ms, Latency10ms, Latency20ms, Latency40ms, Latency60ms:
+		return true
+	default:
+		return false
+	}
+}
+
+// Duration returns latency in time.Duration.
+func (l Latency) Duration() time.Duration {
+	return time.Duration(l)
+}
+
+// samples returns number of samples for given sample rate.
+func (l Latency) samples(sampleRate int) int {
+	return int(l.Duration() * time.Duration(sampleRate) / time.Second)
+}
+
 // Params stores opus specific encoding parameters.
 type Params struct {
 	codec.BaseParams
 	// ChannelMixer is a mixer to be used if number of given and expected channels differ.
 	ChannelMixer mixer.ChannelMixer
+
+	// Expected latency of the codec.
+	Latency Latency
 }

 // NewParams returns default opus codec specific parameters.
 func NewParams() (Params, error) {
-	return Params{}, nil
+	return Params{
+		Latency: Latency20ms,
+	}, nil
 }

 // RTPCodec represents the codec metadata
 func (p *Params) RTPCodec() *codec.RTPCodec {
-	return codec.NewRTPOpusCodec(48000)
+	c := codec.NewRTPOpusCodec(48000)
+	c.Latency = time.Duration(p.Latency)
+	return c
 }

 // BuildAudioEncoder builds opus encoder with given params
--- a/pkg/codec/opus/params_test.go
+++ b/pkg/codec/opus/params_test.go
@@ -0,0 +1,49 @@
+package opus
+
+import (
+	"fmt"
+	"testing"
+	"time"
+)
+
+func TestLatency_Validate(t *testing.T) {
+	t.Run("Valid", func(t *testing.T) {
+		for _, l := range []Latency{
+			Latency2500us, Latency5ms, Latency10ms, Latency20ms, Latency40ms, Latency60ms,
+		} {
+			if !l.Validate() {
+				t.Errorf("Defined Latency(%v) must be valid", l)
+			}
+		}
+	})
+	t.Run("Invalid", func(t *testing.T) {
+		for _, l := range []Latency{
+			0, Latency(time.Second),
+		} {
+			if l.Validate() {
+				t.Errorf("Latency(%v) must be valid", l)
+			}
+		}
+	})
+}
+
+func TestLatency_samples(t *testing.T) {
+	testCases := []struct {
+		latency    Latency
+		sampleRate int
+		samples    int
+	}{
+		{Latency5ms, 48000, 240},
+		{Latency20ms, 16000, 320},
+		{Latency20ms, 48000, 960},
+	}
+	for _, testCase := range testCases {
+		testCase := testCase
+		t.Run(fmt.Sprintf("%v_%d", time.Duration(testCase.latency), testCase.sampleRate), func(t *testing.T) {
+			samples := testCase.latency.samples(testCase.sampleRate)
+			if samples != testCase.samples {
+				t.Errorf("Expected samples: %d, got: %d", testCase.samples, samples)
+			}
+		})
+	}
+}
--- a/pkg/codec/vpx/params.go
+++ b/pkg/codec/vpx/params.go
@@ -16,6 +16,7 @@ type Params struct {
 	RateControlOvershootPercent  uint
 	RateControlMinQuantizer      uint
 	RateControlMaxQuantizer      uint
+	LagInFrames                  uint
 	ErrorResilient               ErrorResilientMode
 }

--- a/pkg/codec/vpx/vpx.go
+++ b/pkg/codec/vpx/vpx.go
@@ -23,6 +23,9 @@ package vpx
 // int pktSz(vpx_codec_cx_pkt_t *pkt) {
 //   return pkt->data.frame.sz;
 // }
+// vpx_codec_frame_flags_t pktFrameFlags(vpx_codec_cx_pkt_t *pkt) {
+//   return pkt->data.frame.flags;
+// }
 //
 // // Alloc helpers
 // vpx_codec_ctx_t *newCtx() {
@@ -61,15 +64,17 @@ import (
 )

 type encoder struct {
-	codec      *C.vpx_codec_ctx_t
-	raw        *C.vpx_image_t
-	cfg        *C.vpx_codec_enc_cfg_t
-	r          video.Reader
-	frameIndex int
-	tStart     int
-	tLastFrame int
-	frame      []byte
-	deadline   int
+	codec           *C.vpx_codec_ctx_t
+	raw             *C.vpx_image_t
+	cfg             *C.vpx_codec_enc_cfg_t
+	r               video.Reader
+	frameIndex      int
+	tStart          int
+	tLastFrame      int
+	frame           []byte
+	deadline        int
+	requireKeyFrame bool
+	isKeyFrame      bool

 	mu     sync.Mutex
 	closed bool
@@ -141,6 +146,7 @@ func newParams(codecIface *C.vpx_codec_iface_t) (Params, error) {
 		RateControlOvershootPercent:  uint(cfg.rc_overshoot_pct),
 		RateControlMinQuantizer:      uint(cfg.rc_min_quantizer),
 		RateControlMaxQuantizer:      uint(cfg.rc_max_quantizer),
+		LagInFrames:                  uint(cfg.g_lag_in_frames),
 		ErrorResilient:               ErrorResilientMode(cfg.g_error_resilient),
 	}, nil
 }
@@ -171,6 +177,7 @@ func newEncoder(r video.Reader, p prop.Media, params Params, codecIface *C.vpx_c
 	cfg.g_h = C.uint(p.Height)
 	cfg.g_timebase.num = 1
 	cfg.g_timebase.den = 1000
+	cfg.g_lag_in_frames = C.uint(params.LagInFrames)
 	cfg.rc_target_bitrate = C.uint(params.BitRate) / 1000
 	cfg.kf_max_dist = C.uint(params.KeyFrameInterval)

@@ -254,6 +261,9 @@ func (e *encoder) Read() ([]byte, func(), error) {
 		duration = 1
 	}
 	var flags int
+	if e.requireKeyFrame {
+		flags = flags | C.VPX_EFLAG_FORCE_KF
+	}
 	if ec := C.encode_wrapper(
 		e.codec, e.raw,
 		C.long(t-e.tStart), C.ulong(duration), C.long(flags), C.ulong(e.deadline),
@@ -262,6 +272,7 @@ func (e *encoder) Read() ([]byte, func(), error) {
 		return nil, func() {}, fmt.Errorf("vpx_codec_encode failed (%d)", ec)
 	}

+	e.requireKeyFrame = false
 	e.frameIndex++
 	e.tLastFrame = t

@@ -273,6 +284,7 @@ func (e *encoder) Read() ([]byte, func(), error) {
 			break
 		}
 		if pkt.kind == C.VPX_CODEC_CX_FRAME_PKT {
+			e.isKeyFrame = C.pktFrameFlags(pkt)&C.VPX_FRAME_IS_KEY == C.VPX_FRAME_IS_KEY
 			encoded := C.GoBytes(unsafe.Pointer(C.pktBuf(pkt)), C.pktSz(pkt))
 			e.frame = append(e.frame, encoded...)
 		}
@@ -288,7 +300,10 @@ func (e *encoder) SetBitRate(b int) error {
 }

 func (e *encoder) ForceKeyFrame() error {
-	panic("ForceKeyFrame is not implemented")
+	e.mu.Lock()
+	defer e.mu.Unlock()
+	e.requireKeyFrame = true
+	return nil
 }

 func (e *encoder) Close() error {
--- a/pkg/codec/vpx/vpx_test.go
+++ b/pkg/codec/vpx/vpx_test.go
@@ -20,6 +20,8 @@ func TestImageSizeChange(t *testing.T) {
 		},
 		"VP9": func() (codec.VideoEncoderBuilder, error) {
 			p, err := NewVP9Params()
+			// Disable latency to ease test and begin to receive packets for each input frame
+			p.LagInFrames = 0
 			return &p, err
 		},
 	} {
@@ -87,3 +89,72 @@ func TestImageSizeChange(t *testing.T) {
 		})
 	}
 }
+
+func TestRequestKeyFrame(t *testing.T) {
+	for name, factory := range map[string]func() (codec.VideoEncoderBuilder, error){
+		"VP8": func() (codec.VideoEncoderBuilder, error) {
+			p, err := NewVP8Params()
+			return &p, err
+		},
+		"VP9": func() (codec.VideoEncoderBuilder, error) {
+			p, err := NewVP9Params()
+			// Disable latency to ease test and begin to receive packets for each input frame
+			p.LagInFrames = 0
+			return &p, err
+		},
+	} {
+		factory := factory
+		t.Run(name, func(t *testing.T) {
+			param, err := factory()
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			var initialWidth, initialHeight, width, height int = 320, 240, 320, 240
+
+			var cnt uint32
+			r, err := param.BuildVideoEncoder(
+				video.ReaderFunc(func() (image.Image, func(), error) {
+					i := atomic.AddUint32(&cnt, 1)
+					if i == 3 {
+						return nil, nil, io.EOF
+					}
+					return image.NewYCbCr(
+						image.Rect(0, 0, width, height),
+						image.YCbCrSubsampleRatio420,
+					), func() {}, nil
+				}),
+				prop.Media{
+					Video: prop.Video{
+						Width:       initialWidth,
+						Height:      initialHeight,
+						FrameRate:   1,
+						FrameFormat: frame.FormatI420,
+					},
+				},
+			)
+			if err != nil {
+				t.Fatal(err)
+			}
+			_, rel, err := r.Read()
+			if err != nil {
+				t.Fatal(err)
+			}
+			rel()
+			r.ForceKeyFrame()
+			_, rel, err = r.Read()
+			if err != nil {
+				t.Fatal(err)
+			}
+			if !r.(*encoder).isKeyFrame {
+				t.Fatal("Not a key frame")
+			}
+			rel()
+			_, _, err = r.Read()
+			if err != io.EOF {
+				t.Fatal(err)
+			}
+		})
+
+	}
+}
--- a/pkg/driver/camera/camera.go
+++ b/pkg/driver/camera/camera.go
@@ -1 +1,16 @@
+/*
+Package camera provides a video camera driver.
+
+Device Label Generation Rules
+
+On Linux, the device label will be in the format of:
+	pci-0000:00:00.0-usb-0:0:0.0-video-index0;video0
+If /dev/v4l/by-path/* is not available (for example in a docker container without
+bindings in /dev/v4l/by-path/), it will be:
+	video0;video0
+*/
 package camera
+
+// LabelSeparator is used to separate labels for a driver that
+// is found from multiple locations on a host.
+const LabelSeparator = ";"
--- a/pkg/driver/camera/camera_linux.go
+++ b/pkg/driver/camera/camera_linux.go
@@ -73,51 +73,51 @@ type camera struct {

 func init() {
 	discovered := make(map[string]struct{})
+	discover(discovered, "/dev/v4l/by-path/*")
+	discover(discovered, "/dev/video*")
+}

-	discover := func(pattern string) {
-		devices, err := filepath.Glob(pattern)
-		if err != nil {
-			// No v4l device.
-			return
-		}
-		for _, device := range devices {
-			label := filepath.Base(device)
-			reallink, err := os.Readlink(device)
-			if err != nil {
-				reallink = label
-			} else {
-				reallink = filepath.Base(reallink)
-			}
-
-			if _, ok := discovered[reallink]; ok {
-				continue
-			}
-
-			discovered[reallink] = struct{}{}
-			cam := newCamera(device)
-			priority := driver.PriorityNormal
-			if label == prioritizedDevice {
-				priority = driver.PriorityHigh
-			}
-			driver.GetManager().Register(cam, driver.Info{
-				Label:      label,
-				DeviceType: driver.Camera,
-				Priority:   priority,
-			})
-		}
+func discover(discovered map[string]struct{}, pattern string) {
+	devices, err := filepath.Glob(pattern)
+	if err != nil {
+		// No v4l device.
+		return
 	}
+	for _, device := range devices {
+		label := filepath.Base(device)
+		reallink, err := os.Readlink(device)
+		if err != nil {
+			reallink = label
+		} else {
+			reallink = filepath.Base(reallink)
+		}
+		if _, ok := discovered[reallink]; ok {
+			continue
+		}

-	discover("/dev/v4l/by-path/*")
-	discover("/dev/video*")
+		discovered[reallink] = struct{}{}
+		cam := newCamera(device)
+		priority := driver.PriorityNormal
+		if reallink == prioritizedDevice {
+			priority = driver.PriorityHigh
+		}
+		driver.GetManager().Register(cam, driver.Info{
+			Label:      label + LabelSeparator + reallink,
+			DeviceType: driver.Camera,
+			Priority:   priority,
+		})
+	}
 }

 func newCamera(path string) *camera {
 	formats := map[webcam.PixelFormat]frame.Format{
 		webcam.PixelFormat(C.V4L2_PIX_FMT_YUV420): frame.FormatI420,
+		webcam.PixelFormat(C.V4L2_PIX_FMT_NV21):   frame.FormatNV21,
+		webcam.PixelFormat(C.V4L2_PIX_FMT_NV12):   frame.FormatNV12,
 		webcam.PixelFormat(C.V4L2_PIX_FMT_YUYV):   frame.FormatYUYV,
 		webcam.PixelFormat(C.V4L2_PIX_FMT_UYVY):   frame.FormatUYVY,
-		webcam.PixelFormat(C.V4L2_PIX_FMT_NV12):   frame.FormatNV21,
 		webcam.PixelFormat(C.V4L2_PIX_FMT_MJPEG):  frame.FormatMJPEG,
+		webcam.PixelFormat(C.V4L2_PIX_FMT_Z16):    frame.FormatZ16,
 	}

 	reversedFormats := make(map[frame.Format]webcam.PixelFormat)
--- a/pkg/driver/camera/camera_linux_test.go
+++ b/pkg/driver/camera/camera_linux_test.go
@@ -0,0 +1,72 @@
+package camera
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"sort"
+	"strings"
+	"testing"
+
+	"github.com/pion/mediadevices/pkg/driver"
+)
+
+func TestDiscover(t *testing.T) {
+	const (
+		shortName  = "unittest-video0"
+		shortName2 = "unittest-video1"
+		longName   = "unittest-long-device-name:0:1:2:3"
+	)
+
+	dir, err := ioutil.TempDir("", "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer os.RemoveAll(dir)
+
+	byPathDir := filepath.Join(dir, "v4l", "by-path")
+	if err := os.MkdirAll(byPathDir, 0755); err != nil {
+		t.Fatal(err)
+	}
+	if err := ioutil.WriteFile(filepath.Join(dir, shortName), []byte{}, 0644); err != nil {
+		t.Fatal(err)
+	}
+	if err := ioutil.WriteFile(filepath.Join(dir, shortName2), []byte{}, 0644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.Symlink(
+		filepath.Join(dir, shortName),
+		filepath.Join(byPathDir, longName),
+	); err != nil {
+		t.Fatal(err)
+	}
+
+	discovered := make(map[string]struct{})
+	discover(discovered, filepath.Join(byPathDir, "*"))
+	discover(discovered, filepath.Join(dir, "unittest-video*"))
+
+	drvs := driver.GetManager().Query(func(d driver.Driver) bool {
+		// Ignore real cameras.
+		return d.Info().DeviceType == driver.Camera && strings.Contains(d.Info().Label, "unittest")
+	})
+	if len(drvs) != 2 {
+		t.Fatalf("Expected 2 driver, got %d drivers", len(drvs))
+	}
+
+	labels := []string{
+		drvs[0].Info().Label,
+		drvs[1].Info().Label,
+	}
+	// Returned drivers are unordered. Sort to get static result.
+	sort.Sort(sort.StringSlice(labels))
+
+	expected := longName + LabelSeparator + shortName
+	if label := labels[0]; label != expected {
+		t.Errorf("Expected label: %s, got: %s", expected, label)
+	}
+
+	expectedNoLink := shortName2 + LabelSeparator + shortName2
+	if label := labels[1]; label != expectedNoLink {
+		t.Errorf("Expected label: %s, got: %s", expectedNoLink, label)
+	}
+}
--- a/pkg/driver/microphone/microphone.go
+++ b/pkg/driver/microphone/microphone.go
@@ -155,9 +155,6 @@ func (m *microphone) AudioRecord(inputProp prop.Media) (audio.Reader, error) {
 		return decodedChunk, func() {}, err
 	})

-	// FIXME: The current audio detection and audio encoder can only work with a static latency. Since the latency from the driver
-	//        can fluctuate, we need to stabilize it. Maybe there's a better way for doing this?
-	reader = audio.NewBuffer(int(inputProp.Latency.Seconds() * float64(inputProp.SampleRate)))(reader)
 	return reader, nil
 }

--- a/pkg/driver/screen/x11capture_linux.go
+++ b/pkg/driver/screen/x11capture_linux.go
@@ -2,6 +2,7 @@ package screen

 // #cgo pkg-config: x11 xext
 // #include <stdint.h>
+// #include <string.h>
 // #include <sys/shm.h>
 // #include <X11/Xlib.h>
 // #define XUTIL_DEFINE_FUNCTIONS
@@ -125,6 +126,14 @@ func (c colorFunc) RGBA() (r, g, b, a uint32) {

 func (s *shmImage) At(x, y int) color.Color {
 	switch s.pixFmt {
+	case pixFmtRGB24:
+		addr := (x + y*int(s.img.width)) * 4
+		r := uint32(s.b[addr]) * 0x100
+		g := uint32(s.b[addr+1]) * 0x100
+		b := uint32(s.b[addr+2]) * 0x100
+		return colorFunc(func() (_, _, _, _ uint32) {
+			return r, g, b, 0xFFFF
+		})
 	case pixFmtBGR24:
 		addr := (x + y*int(s.img.width)) * 4
 		b := uint32(s.b[addr]) * 0x100
@@ -133,6 +142,15 @@ func (s *shmImage) At(x, y int) color.Color {
 		return colorFunc(func() (_, _, _, _ uint32) {
 			return r, g, b, 0xFFFF
 		})
+	case pixFmtRGB16:
+		addr := (x + y*int(s.img.width)) * 2
+		b1, b2 := s.b[addr], s.b[addr+1]
+		r := uint32(b1>>3) * 0x100
+		g := uint32((b1&0x7)<<3|(b2&0xE0)>>5) * 0x100
+		b := uint32(b2&0x1F) * 0x100
+		return colorFunc(func() (_, _, _, _ uint32) {
+			return r, g, b, 0xFFFF
+		})
 	case pixFmtBGR16:
 		addr := (x + y*int(s.img.width)) * 2
 		b1, b2 := s.b[addr], s.b[addr+1]
@@ -149,12 +167,25 @@ func (s *shmImage) At(x, y int) color.Color {

 func (s *shmImage) RGBAAt(x, y int) color.RGBA {
 	switch s.pixFmt {
+	case pixFmtRGB24:
+		addr := (x + y*int(s.img.width)) * 4
+		r := s.b[addr]
+		g := s.b[addr+1]
+		b := s.b[addr+2]
+		return color.RGBA{R: r, G: g, B: b, A: 0xFF}
 	case pixFmtBGR24:
 		addr := (x + y*int(s.img.width)) * 4
 		b := s.b[addr]
 		g := s.b[addr+1]
 		r := s.b[addr+2]
 		return color.RGBA{R: r, G: g, B: b, A: 0xFF}
+	case pixFmtRGB16:
+		addr := (x + y*int(s.img.width)) * 2
+		b1, b2 := s.b[addr], s.b[addr+1]
+		r := b1 >> 3
+		g := (b1&0x7)<<3 | (b2&0xE0)>>5
+		b := b2 & 0x1F
+		return color.RGBA{R: r, G: g, B: b, A: 0xFF}
 	case pixFmtBGR16:
 		addr := (x + y*int(s.img.width)) * 2
 		b1, b2 := s.b[addr], s.b[addr+1]
@@ -178,11 +209,17 @@ func (s *shmImage) ToRGBA(dst *image.RGBA) *image.RGBA {
 		dst.Pix = dst.Pix[:l]
 	}
 	switch s.pixFmt {
+	case pixFmtRGB24:
+		C.memcpy(unsafe.Pointer(&dst.Pix[0]), unsafe.Pointer(s.img.data), C.size_t(len(dst.Pix)))
+		return dst
 	case pixFmtBGR24:
-		C.copyBGR24(unsafe.Pointer(&dst.Pix[0]), s.img.data, C.ulong(len(dst.Pix)))
+		C.copyBGR24(unsafe.Pointer(&dst.Pix[0]), s.img.data, C.size_t(len(dst.Pix)))
+		return dst
+	case pixFmtRGB16:
+		C.memcpy(unsafe.Pointer(&dst.Pix[0]), unsafe.Pointer(s.img.data), C.size_t(len(dst.Pix)))
 		return dst
 	case pixFmtBGR16:
-		C.copyBGR16(unsafe.Pointer(&dst.Pix[0]), s.img.data, C.ulong(len(dst.Pix)))
+		C.copyBGR16(unsafe.Pointer(&dst.Pix[0]), s.img.data, C.size_t(len(dst.Pix)))
 		return dst
 	default:
 		panic("unsupported pixel format")
@@ -199,8 +236,12 @@ func newShmImage(dp *C.Display, screen int) (*shmImage, error) {
 	s := &shmImage{dp: dp}

 	switch {
+	case v.red_mask == 0xFF && v.green_mask == 0xFF00 && v.blue_mask == 0xFF0000:
+		s.pixFmt = pixFmtRGB24
 	case v.red_mask == 0xFF0000 && v.green_mask == 0xFF00 && v.blue_mask == 0xFF:
 		s.pixFmt = pixFmtBGR24
+	case v.red_mask == 0x1F && v.green_mask == 0x7E0 && v.blue_mask == 0xF800:
+		s.pixFmt = pixFmtRGB16
 	case v.red_mask == 0xF800 && v.green_mask == 0x7E0 && v.blue_mask == 0x1F:
 		s.pixFmt = pixFmtBGR16
 	default:
@@ -209,7 +250,7 @@ func newShmImage(dp *C.Display, screen int) (*shmImage, error) {
 		return nil, errors.New("unsupported pixel format")
 	}

-	s.shm.shmid = C.shmget(C.IPC_PRIVATE, C.ulong(w*h*4+8), C.IPC_CREAT|0600)
+	s.shm.shmid = C.shmget(C.IPC_PRIVATE, C.size_t(w*h*4+8), C.IPC_CREAT|0600)
 	if s.shm.shmid == -1 {
 		return nil, errors.New("failed to get shared memory")
 	}
@@ -279,5 +320,5 @@ func (r *reader) Close() {

 // cAlign64 is fot testing
 func cAlign64(ptr uintptr) uintptr {
-	return uintptr(C.align64ForTest(C.ulong(uintptr(ptr))))
+	return uintptr(C.align64ForTest(C.size_t(uintptr(ptr))))
 }
--- a/pkg/driver/wrapper.go
+++ b/pkg/driver/wrapper.go
@@ -1,14 +1,19 @@
 package driver

 import (
+	"github.com/google/uuid"
 	"github.com/pion/mediadevices/pkg/io/audio"
 	"github.com/pion/mediadevices/pkg/io/video"
 	"github.com/pion/mediadevices/pkg/prop"
-	uuid "github.com/satori/go.uuid"
 )

 func wrapAdapter(a Adapter, info Info) Driver {
-	id := uuid.NewV4().String()
+	generator, err := uuid.NewRandom()
+	if err != nil {
+		panic(err)
+	}
+
+	id := generator.String()
 	d := &adapterWrapper{
 		Adapter: a,
 		id:      id,
--- a/pkg/frame/decode.go
+++ b/pkg/frame/decode.go
@@ -25,6 +25,9 @@ const (

 	// FormatMJPEG https://www.fourcc.org/mjpg/
 	FormatMJPEG = "MJPEG"
+
+	// FormatZ16 https://www.kernel.org/doc/html/v5.9/userspace-api/media/v4l/pixfmt-z16.html
+	FormatZ16 = "Z16"
 )

 const FormatYUYV = FormatYUY2
@@ -36,6 +39,7 @@ var decoderMap = map[Format]decoderFunc{
 	FormatYUY2:  decodeYUY2,
 	FormatUYVY:  decodeUYVY,
 	FormatMJPEG: decodeMJPEG,
+	FormatZ16:   decodeZ16,
 }

 func NewDecoder(f Format) (Decoder, error) {
--- a/pkg/frame/z16.go
+++ b/pkg/frame/z16.go
@@ -0,0 +1,36 @@
+package frame
+
+import (
+	"encoding/binary"
+	"fmt"
+	"image"
+	"image/color"
+)
+
+func decodeZ16(frame []byte, width, height int) (image.Image, func(), error) {
+	expectedSize := 2 * (width * height)
+	if expectedSize  != len(frame) {
+		return nil, func() {}, fmt.Errorf("frame length (%d) not expected size (%d)", len(frame), expectedSize)
+	}
+	img := image.NewGray16(image.Rect(0, 0, width, height))
+	/*
+		v4l specifies images in terms of series of lines which is perplexing because the
+		example in https://www.kernel.org/doc/html/v5.9/userspace-api/media/v4l/pixfmt-z16.html
+		seems to swap the subscript of each depth value.
+
+		Clear example:
+		Width: 3, Height: 4
+		[Z_low(x_0,y_0), Z_high(x_0,y_0), Z_low(x_1,y_0), Z_high(x_1,y_0), Z_low(x_2,y_0), Z_high(x_2,y_0),
+		 Z_low(x_0,y_1), Z_high(x_0,y_1), Z_low(x_1,y_1), Z_high(x_1,y_1), Z_low(x_2,y_1), Z_high(x_2,y_1),
+		 Z_low(x_0,y_2), Z_high(x_0,y_2), Z_low(x_1,y_2), Z_high(x_1,y_2), Z_low(x_2,y_2), Z_high(x_2,y_2),
+		 Z_low(x_0,y_3), Z_high(x_0,y_3), Z_low(x_1,y_3), Z_high(x_1,y_3), Z_low(x_2,y_3), Z_high(x_2,y_3)]
+	*/
+	for x := 0; x < width; x++ {
+		for y := 0; y < height; y++ {
+			idx := 2 * (x + (y * width))
+			z := binary.LittleEndian.Uint16(frame[idx : idx+2])
+			img.SetGray16(x, y, color.Gray16{Y: z})
+		}
+	}
+	return img, func() {}, nil
+}
--- a/pkg/frame/z16_test.go
+++ b/pkg/frame/z16_test.go
@@ -0,0 +1,45 @@
+package frame
+
+import (
+	"image"
+	"image/color"
+	"reflect"
+	"testing"
+)
+
+func TestDecodeZ16(t *testing.T) {
+	const (
+		width  = 2
+		height = 3
+	)
+	decoder, err := NewDecoder(FormatZ16)
+	if err != nil {
+		t.Fatal(err)
+	}
+	img, _, err := decoder.Decode([]byte{0x00}, width, height)
+	if err == nil {
+		t.Errorf("expected to get a frame length mismatch")
+	}
+
+	input := []byte{
+		0x0c, 0x00, 0x20, 0x03,
+		0xa3, 0x01, 0x10, 0x00,
+		0x56, 0x09, 0x5d, 0x00,
+	}
+	expected := image.NewGray16(image.Rect(0, 0, width, height))
+	expected.Stride = width * 2
+	expected.SetGray16(0, 0, color.Gray16{Y: 12})
+	expected.SetGray16(1, 0, color.Gray16{Y: 800})
+	expected.SetGray16(0, 1, color.Gray16{Y: 419})
+	expected.SetGray16(1, 1, color.Gray16{Y: 16})
+	expected.SetGray16(0, 2, color.Gray16{Y: 2390})
+	expected.SetGray16(1, 2, color.Gray16{Y: 93})
+
+	img, _, err = decoder.Decode(input, width, height)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !reflect.DeepEqual(expected, img) {
+		t.Errorf("Wrong decode result,\nexpected:\n%+v\ngot:\n%+v", expected, img)
+	}
+}
--- a/pkg/io/broadcast_test.go
+++ b/pkg/io/broadcast_test.go
@@ -107,12 +107,14 @@ func TestBroadcast(t *testing.T) {

 							fps := float64(count) / duration.Seconds()
 							if fps < pauseCond.expectedFPS-2 || fps > pauseCond.expectedFPS+2 {
-								t.Fatal("Unexpected average FPS")
+								t.Error("Unexpected average FPS")
+								return
 							}

 							droppedFramesPerSecond := float64(droppedFrames) / duration.Seconds()
 							if droppedFramesPerSecond < pauseCond.expectedDrop-2 || droppedFramesPerSecond > pauseCond.expectedDrop+2 {
-								t.Fatal("Unexpected drop count")
+								t.Error("Unexpected drop count")
+								return
 							}

 							fpsChan <- []float64{fps, droppedFramesPerSecond, float64(lastFrameCount)}
--- a/pkg/wave/decoder.go
+++ b/pkg/wave/decoder.go
@@ -144,9 +144,11 @@ func newInt16InterleavedDecoder() (Decoder, Format) {
 		container := NewInt16Interleaved(chunkInfo)

 		if endian == hostEndian {
+			data := container.Data
+			dst := *(*[]byte)(unsafe.Pointer(&data))
+			hdr := (*reflect.SliceHeader)(unsafe.Pointer(&dst))
 			n := len(chunk)
-			h := reflect.SliceHeader{Data: uintptr(unsafe.Pointer(&container.Data[0])), Len: n, Cap: n}
-			dst := *(*[]byte)(unsafe.Pointer(&h))
+			hdr.Len, hdr.Cap = n, n
 			copy(dst, chunk)
 			return container, nil
 		}
@@ -188,9 +190,11 @@ func newInt16NonInterleavedDecoder() (Decoder, Format) {

 		if endian == hostEndian {
 			for ch := 0; ch < channels; ch++ {
+				data := container.Data[ch]
+				dst := *(*[]byte)(unsafe.Pointer(&data))
+				hdr := (*reflect.SliceHeader)(unsafe.Pointer(&dst))
+				hdr.Len, hdr.Cap = chunkLen, chunkLen
 				offset := ch * chunkLen
-				h := reflect.SliceHeader{Data: uintptr(unsafe.Pointer(&container.Data[ch][0])), Len: chunkLen, Cap: chunkLen}
-				dst := *(*[]byte)(unsafe.Pointer(&h))
 				copy(dst, chunk[offset:offset+chunkLen])
 			}
 			return container, nil
@@ -228,9 +232,11 @@ func newFloat32InterleavedDecoder() (Decoder, Format) {
 		container := NewFloat32Interleaved(chunkInfo)

 		if endian == hostEndian {
+			data := container.Data
+			dst := *(*[]byte)(unsafe.Pointer(&data))
+			hdr := (*reflect.SliceHeader)(unsafe.Pointer(&dst))
 			n := len(chunk)
-			h := reflect.SliceHeader{Data: uintptr(unsafe.Pointer(&container.Data[0])), Len: n, Cap: n}
-			dst := *(*[]byte)(unsafe.Pointer(&h))
+			hdr.Len, hdr.Cap = n, n
 			copy(dst, chunk)
 			return container, nil
 		}
@@ -272,9 +278,11 @@ func newFloat32NonInterleavedDecoder() (Decoder, Format) {

 		if endian == hostEndian {
 			for ch := 0; ch < channels; ch++ {
+				data := container.Data[ch]
+				dst := *(*[]byte)(unsafe.Pointer(&data))
+				hdr := (*reflect.SliceHeader)(unsafe.Pointer(&dst))
+				hdr.Len, hdr.Cap = chunkLen, chunkLen
 				offset := ch * chunkLen
-				h := reflect.SliceHeader{Data: uintptr(unsafe.Pointer(&container.Data[ch][0])), Len: chunkLen, Cap: chunkLen}
-				dst := *(*[]byte)(unsafe.Pointer(&h))
 				copy(dst, chunk[offset:offset+chunkLen])
 			}
 			return container, nil
--- a/track.go
+++ b/track.go
@@ -64,6 +64,8 @@ type Track interface {
 	Unbind(webrtc.TrackLocalContext) error
 	// NewRTPReader creates a new reader from the source. The reader will encode the source, and packetize
 	// the encoded data in RTP format with given mtu size.
+	//
+	// Note: `mtu int` will be changed to `mtu uint16` in a future update.
 	NewRTPReader(codecName string, ssrc uint32, mtu int) (RTPReadCloser, error)
 	// NewEncodedReader creates a EncodedReadCloser that reads the encoded data in codecName format
 	NewEncodedReader(codecName string) (EncodedReadCloser, error)
@@ -209,21 +211,30 @@ func (track *baseTrack) bind(ctx webrtc.TrackLocalContext, specializedTrack Trac
 }

 func (track *baseTrack) unbind(ctx webrtc.TrackLocalContext) error {
-	track.mu.Lock()
-	defer track.mu.Unlock()
-
-	ch, ok := track.activePeerConnections[ctx.ID()]
-	if !ok {
-		return errNotFoundPeerConnection
+	ch, err := track.removeActivePeerConnection(ctx.ID())
+	if err != err {
+		return err
 	}

 	doneCh := make(chan struct{})
 	ch <- doneCh
 	<-doneCh
-	delete(track.activePeerConnections, ctx.ID())
 	return nil
 }

+func (track *baseTrack) removeActivePeerConnection(id string) (chan<- chan<- struct{}, error) {
+	track.mu.Lock()
+	defer track.mu.Unlock()
+
+	ch, ok := track.activePeerConnections[id]
+	if !ok {
+		return nil, errNotFoundPeerConnection
+	}
+	delete(track.activePeerConnections, id)
+
+	return ch, nil
+}
+
 func newTrackFromDriver(d driver.Driver, constraints MediaTrackConstraints, selector *CodecSelector) (Track, error) {
 	if err := d.Open(); err != nil {
 		return nil, err
@@ -339,7 +350,7 @@ func (track *VideoTrack) NewRTPReader(codecName string, ssrc uint32, mtu int) (R
 		return nil, err
 	}

-	packetizer := rtp.NewPacketizer(mtu, uint8(selectedCodec.PayloadType), ssrc, selectedCodec.Payloader, rtp.NewRandomSequencer(), selectedCodec.ClockRate)
+	packetizer := rtp.NewPacketizer(uint16(mtu), uint8(selectedCodec.PayloadType), ssrc, selectedCodec.Payloader, rtp.NewRandomSequencer(), selectedCodec.ClockRate)

 	return &rtpReadCloserImpl{
 		readFn: func() ([]*rtp.Packet, func(), error) {
@@ -365,7 +376,7 @@ type AudioTrack struct {
 	*audio.Broadcaster
 }

-// NewAudioTrack constructs a new VideoTrack
+// NewAudioTrack constructs a new AudioTrack
 func NewAudioTrack(source AudioSource, selector *CodecSelector) Track {
 	return newAudioTrackFromReader(source, source, selector)
 }
@@ -425,7 +436,7 @@ func (track *AudioTrack) newEncodedReader(codecNames ...string) (EncodedReadClos
 		return nil, nil, err
 	}

-	sample := newAudioSampler(selectedCodec.ClockRate, inputProp.Latency)
+	sample := newAudioSampler(selectedCodec.ClockRate, selectedCodec.Latency)

 	return &encodedReadCloserImpl{
 		readFn: func() (EncodedBuffer, func(), error) {
@@ -459,7 +470,7 @@ func (track *AudioTrack) NewRTPReader(codecName string, ssrc uint32, mtu int) (R
 		return nil, err
 	}

-	packetizer := rtp.NewPacketizer(mtu, uint8(selectedCodec.PayloadType), ssrc, selectedCodec.Payloader, rtp.NewRandomSequencer(), selectedCodec.ClockRate)
+	packetizer := rtp.NewPacketizer(uint16(mtu), uint8(selectedCodec.PayloadType), ssrc, selectedCodec.Payloader, rtp.NewRandomSequencer(), selectedCodec.ClockRate)

 	return &rtpReadCloserImpl{
 		readFn: func() ([]*rtp.Packet, func(), error) {
Author	SHA1	Message	Date
renovate[bot]	b3c94a1f7b	Update module github.com/pion/webrtc/v3 to v3.1.6 (#361 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2021-11-01 09:36:17 +09:00
renovate[bot]	86cb9f8ce8	Update module github.com/pion/webrtc/v3 to v3.1.5 (#345 ) * Update module github.com/pion/webrtc/v3 to v3.1.5 * Cast MTU type Co-authored-by: Renovate Bot <bot@renovateapp.com> Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org>	2021-11-01 09:20:03 +09:00
Renovate Bot	f8d1f974cf	Update github.com/kbinani/screenshot commit hash to 7d3a670 Generated by Renovate Bot	2021-09-05 09:42:41 +09:00
Renovate Bot	809f74cafc	Update codecov/codecov-action action to v2 Generated by Renovate Bot	2021-09-05 09:41:13 +09:00
Renovate Bot	eb2db82766	Update module github.com/gen2brain/malgo to v0.10.35 Generated by Renovate Bot	2021-07-22 09:19:54 +09:00
Renovate Bot	b4c6eb5409	Update module github.com/google/uuid to v1.3.0 Generated by Renovate Bot	2021-07-22 09:11:07 +09:00
Will Forcey	b263026d52	Fixed Comment Error	2021-07-22 08:55:34 +09:00
Renovate Bot	070ab924f9	Update golang.org/x/image commit hash to a66eb64 Generated by Renovate Bot	2021-07-12 09:55:11 +09:00
Renovate Bot	23177a5d75	Update golang.org/x/image commit hash to e6eecd4 Generated by Renovate Bot	2021-06-22 19:57:31 +09:00
Valentin Cocaud	3a04686875	Implements RequireKeyFrame for VPX codec (#334 )	2021-06-12 11:28:59 -07:00
Valentin Cocaud	5f95b84719	Fix dead lock when closing peer connection with running tracks (#337 )	2021-06-12 11:28:19 -07:00
renovate[bot]	8919ba4fe5	Update module github.com/pion/webrtc/v3 to v3.0.29 (#330 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2021-05-19 07:30:48 -07:00
Lukas Herman	153c36e461	Remove github.com/satori/go.uuid dependency (#329 ) Resolves: https://github.com/pion/mediadevices/issues/325	2021-04-11 17:58:04 -07:00
Renovate Bot	10769b702e	Update module github.com/pion/webrtc/v3 to v3.0.20 Generated by Renovate Bot	2021-04-03 11:57:41 +09:00
Renovate Bot	2948735964	Update github.com/kbinani/screenshot commit hash to b96eb33 Generated by Renovate Bot	2021-04-03 11:11:34 +09:00
Atsushi Watanabe	ba848b3416	Test on Go 1.16 and 1.15	2021-03-26 08:27:08 +09:00
Atsushi Watanabe	94c6b66e46	Include full examples/go.(sum\|mod) Since Go 1.16, go build command fails if go.mod or go.sum is incomplete.	2021-03-26 08:27:08 +09:00
Atsushi Watanabe	96fd92142c	Fix go vet errors on 1.16 - Avoid 'possible misuse of reflect.SliceHeader' - Fix 'call to (*T).Fatal from a non-test goroutine'	2021-03-26 08:27:08 +09:00
Atsushi Watanabe	d71b72c64d	Fix audio codec latency handling (#317 ) To avoid buffering audio data multiple times, remove buffer from malgo audio driver and pass expected codec latency as a codec parameter.	2021-03-25 14:09:57 -07:00
Renovate Bot	8c2c8a9b27	Update module github.com/pion/webrtc/v3 to v3.0.17 Generated by Renovate Bot	2021-03-21 18:17:35 +09:00
Atsushi Watanabe	1e03f61b4b	Stabilize pkg/driver/camera.TestDiscover Make it testable on a computer with real cameras. Fix order of test result.	2021-03-19 10:25:09 +09:00
Patryk Rogalski	b863c105c8	Implemented ForceKeyFrame for openh264 encoder (#319 )	2021-03-12 15:26:30 -08:00
Renovate Bot	6411b00e93	Update golang.org/x/image commit hash to ac19c3e Generated by Renovate Bot	2021-03-11 10:29:36 +09:00
Markus Tzoe	acd2cb992b	Fixes pixel format mapping in avfoundation	2021-03-11 10:18:42 +09:00
Atsushi Watanabe	dafd208de7	Add test to validate Linux camera label rule	2021-03-08 14:45:45 +09:00
Atsushi Watanabe	fcec5a9149	Fix linux camera label rule document	2021-03-08 14:45:45 +09:00
Eric Daniels	3d3830f7ff	Use correct NV12 decoder in camera_linux (#313 )	2021-03-04 16:09:05 -08:00
Eric Daniels	655b513810	Add z16 decode support (#310 )	2021-03-05 01:35:39 +09:00
Eric Daniels	eaaaacfc6b	Combine reallink and label for cameras on linux (#311 )	2021-03-04 11:46:50 +09:00
Eric Daniels	fa95e47bad	Support RGB24 and RGB16 in x11capture_linux (#308 )	2021-03-03 23:17:49 +09:00
Atsushi Watanabe	020de77bc9	Tidy go.sum	2021-03-01 13:12:20 +09:00
Eric Daniels	33b6412c26	Fix 32-bit usage of x11capture_linux	2021-03-01 11:59:19 +09:00
renovate[bot]	f29d08ae6b	Update module pion/webrtc/v3 to v3.0.11 (#300 ) Generated by Renovate Bot Co-authored-by: Renovate Bot <bot@renovateapp.com>	2021-02-21 12:17:14 -08:00