🔧 replace webrtc by fork

Co-authored-by: Atsushi Watanabe <atsushi.w@ieee.org>

.gitignore

@@ -13,3 +13,5 @@
 
 scripts/cross
 coverage.txt
+
+.idea

examples/go.sum

@@ -13,6 +13,7 @@ github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4
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@@ -21,6 +22,7 @@ github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrU
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@@ -36,18 +38,19 @@ github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
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@@ -60,6 +63,8 @@ github.com/pion/rtcp v1.2.6 h1:1zvwBbyd0TeEuuWftrd/4d++m+/kZSeiguxU61LFWpo=
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@@ -69,17 +74,14 @@ github.com/pion/srtp/v2 v2.0.2 h1:664iGzVmaY7KYS5M0gleY0DscRo9ReDfTxQrq4UgGoU=
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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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 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=

go.mod

@@ -2,12 +2,15 @@ module github.com/pion/mediadevices
 
 go 1.13
 
+replace github.com/pion/webrtc/v3 => github.com/EmrysMyrddin/webrtc/v3 v3.1.25-0.20220301142221-d92d68ff068f
+
 require (
 	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/logging v0.2.2
+	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

go.sum

@@ -1,3 +1,5 @@
+github.com/EmrysMyrddin/webrtc/v3 v3.1.25-0.20220301142221-d92d68ff068f h1:o7MCxR85nZxyOgjkmjtnXHsmPmchX3AEbWb/Bgpy3aI=
+github.com/EmrysMyrddin/webrtc/v3 v3.1.25-0.20220301142221-d92d68ff068f/go.mod h1:mO/yv7fBN3Lp7YNlnYcTj1jtpvNvssJG+7eh6itZ4xM=
 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=
@@ -49,12 +51,13 @@ github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1y
 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 v2.1.2/go.mod h1:o6+WvyLDAlXF7YiPB/RlskRoeK+/JtuaZa5emwQcWus=
 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/ice/v2 v2.2.1 h1:R3MeuJZpU1ty3diPqpD5OxaxcZ15eprAc+EtUiSoFxg=
+github.com/pion/ice/v2 v2.2.1/go.mod h1:Op8jlPtjeiycsXh93Cs4jK82C9j/kh7vef6ztIOvtIQ=
+github.com/pion/interceptor v0.1.7 h1:HThW0tIIKT9RRoDWGURe8rlZVOx0fJHxBHpA0ej0+bo=
+github.com/pion/interceptor v0.1.7/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=
@@ -85,24 +88,20 @@ github.com/pion/turn/v2 v2.0.8 h1:KEstL92OUN3k5k8qxsXHpr7WWfrdp7iJZHx99ud8muw=
 github.com/pion/turn/v2 v2.0.8/go.mod h1:+y7xl719J8bAEVpSXBXvTxStjJv3hbz9YFflvkpcGPw=
 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 v3.1.34 h1:GUfv2zxWge77x1FhZ6Fge8KQd3bTzvX1CMN1/LmTazM=
-github.com/pion/webrtc/v3 v3.1.34/go.mod h1:jClfnbJzt8wtmewGxhPzgE5wZ0U/gNB78XCtmc/uz3k=
 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=
+github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
-github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 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=
+golang.org/x/crypto v0.0.0-20220131195533-30dcbda58838 h1:71vQrMauZZhcTVK6KdYM+rklehEEwb3E+ZhaE5jrPrE=
 golang.org/x/crypto v0.0.0-20220131195533-30dcbda58838/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4 h1:kUhD7nTDoI3fVd9G4ORWrbV5NY0liEs/Jg2pv5f+bBA=
-golang.org/x/crypto v0.0.0-20220411220226-7b82a4e95df4/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/image v0.0.0-20220617043117-41969df76e82 h1:KpZB5pUSBvrHltNEdK/tw0xlPeD13M6M6aGP32gKqiw=
 golang.org/x/image v0.0.0-20220617043117-41969df76e82/go.mod h1:doUCurBvlfPMKfmIpRIywoHmhN3VyhnoFDbvIEWF4hY=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
@@ -116,9 +115,8 @@ golang.org/x/net v0.0.0-20210119194325-5f4716e94777/go.mod h1:m0MpNAwzfU5UDzcl9v
 golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20211201190559-0a0e4e1bb54c/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd h1:O7DYs+zxREGLKzKoMQrtrEacpb0ZVXA5rIwylE2Xchk=
 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=

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()
+}

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

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 {

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()
+	}
+}

pkg/codec/openh264/openh264.go

@@ -81,15 +81,15 @@ 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()

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()

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 {

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()

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 *encoder) Controller() codec.EncoderController {
+	return e
 }
 
 func (e *encoderVP8) Close() error {

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 TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoderVP8{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoderVP8{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}

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 *encoder) Controller() codec.EncoderController {
+	return e
 }
 
 func (e *encoderVP9) Close() error {

pkg/codec/vaapi/vp9_test.go

@@ -0,0 +1,22 @@
+//go:build dragonfly || freebsd || linux || netbsd || openbsd || solaris
+// +build dragonfly freebsd linux netbsd openbsd solaris
+
+package vaapi
+
+func TestShouldImplementBitRateControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement bit rate control
+
+	e := &encoderVP9{}
+	if _, ok := e.Controller().(codec.BitRateController); !ok {
+		t.Error()
+	}
+}
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	t.SkipNow() // TODO: Implement key frame control
+
+	e := &encoderVP9{}
+	if _, ok := e.Controller().(codec.KeyFrameController); !ok {
+		t.Error()
+	}
+}

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()

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()
+	}
+}

pkg/codec/x264/x264.go

@@ -124,15 +124,15 @@ 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.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()

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 +47,19 @@ func TestEncoder(t *testing.T) {
 		})
 	})
 }
+
+func TestShouldImplementKeyFrameControl(t *testing.T) {
+	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()
+	}
+}

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()
+}

track.go

@@ -3,6 +3,7 @@ package mediadevices
 import (
 	"errors"
 	"fmt"
+	"github.com/pion/rtcp"
 	"image"
 	"io"
 	"strings"
@@ -157,6 +158,7 @@ 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 +184,7 @@ 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 +217,37 @@ 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.ReadStream()
+			for {
+				select {
+				case <-stopRead:
+					return
+				default:
+				}
+
+				pkts, _, err := reader.ReadRTCP()
+				if err != nil {
+					track.onError(err)
+					return
+				}
+
+				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 +295,7 @@ func newTrackFromDriver(d driver.Driver, constraints MediaTrackConstraints, sele
 type VideoTrack struct {
 	*baseTrack
 	*video.Broadcaster
+	ShouldCopyFrames bool
 }
 
 // NewVideoTrack constructs a new VideoTrack
@@ -312,7 +347,7 @@ 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 +369,8 @@ func (track *VideoTrack) newEncodedReader(codecNames ...string) (EncodedReadClos
 			}
 			return buffer, release, err
 		},
-		closeFn: encodedReader.Close,
+		closeFn:      encodedReader.Close,
+		controllerFn: encodedReader.Controller,
 	}, selectedCodec, nil
 }
 
@@ -372,7 +408,8 @@ 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
 }