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RTPCodec as functions.

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This commit is contained in:
Miroslav Šedivý
2021-02-02 16:58:17 +01:00
parent 45cf44835c
commit d880e4384f
6 changed files with 136 additions and 125 deletions
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207
internal/types/codec/codecs.go
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@ -2,112 +2,123 @@ package codec
import "github.com/pion/webrtc/v3"
const (
VP8 = "vp8"
VP9 = "vp9"
H264 = "h264"
Opus = "opus"
G722 = "g722"
PCMU = "pcmu"
PCMA = "pcma"
)
type RTP struct {
type RTPCodec struct {
Name string
PayloadType webrtc.PayloadType
Type webrtc.RTPCodecType
Capability webrtc.RTPCodecCapability
}
func New(codecType string) RTP {
codec := RTP{}
switch codecType {
case "vp8":
codec.Name = "vp8"
codec.PayloadType = 96
codec.Type = webrtc.RTPCodecTypeVideo
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeVP8,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
}
case "vp9":
codec.Name = "vp9"
codec.PayloadType = 98
codec.Type = webrtc.RTPCodecTypeVideo
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeVP9,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "profile-id=0",
RTCPFeedback: nil,
}
case "h264":
codec.Name = "h264"
codec.PayloadType = 102
codec.Type = webrtc.RTPCodecTypeVideo
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeH264,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f",
RTCPFeedback: nil,
}
case "opus":
codec.Name = "opus"
codec.PayloadType = 111
codec.Type = webrtc.RTPCodecTypeAudio
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeOpus,
ClockRate: 48000,
Channels: 2,
SDPFmtpLine: "",
RTCPFeedback: nil,
}
case "g722":
codec.Name = "g722"
codec.PayloadType = 9
codec.Type = webrtc.RTPCodecTypeAudio
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeG722,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
}
case "pcmu":
codec.Name = "pcmu"
codec.PayloadType = 0
codec.Type = webrtc.RTPCodecTypeAudio
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypePCMU,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
}
case "pcma":
codec.Name = "pcma"
codec.PayloadType = 8
codec.Type = webrtc.RTPCodecTypeAudio
codec.Capability = webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypePCMA,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
}
}
return codec
}
func (codec *RTP) Register(engine *webrtc.MediaEngine) error {
func (codec *RTPCodec) Register(engine *webrtc.MediaEngine) error {
return engine.RegisterCodec(webrtc.RTPCodecParameters{
RTPCodecCapability: codec.Capability,
PayloadType: codec.PayloadType,
}, codec.Type)
}
func VP8() RTPCodec {
return RTPCodec{
Name: "vp8",
PayloadType: 96,
Type: webrtc.RTPCodecTypeVideo,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeVP8,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
},
}
}
// TODO: Profile ID.
func VP9() RTPCodec {
return RTPCodec{
Name: "vp9",
PayloadType: 98,
Type: webrtc.RTPCodecTypeVideo,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeVP9,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "profile-id=0",
RTCPFeedback: nil,
},
}
}
// TODO: Profile ID.
func H264() RTPCodec {
return RTPCodec{
Name: "h264",
PayloadType: 102,
Type: webrtc.RTPCodecTypeVideo,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeH264,
ClockRate: 90000,
Channels: 0,
SDPFmtpLine: "level-asymmetry-allowed=1;packetization-mode=1;profile-level-id=42001f",
RTCPFeedback: nil,
},
}
}
func Opus() RTPCodec {
return RTPCodec{
Name: "opus",
PayloadType: 111,
Type: webrtc.RTPCodecTypeAudio,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeOpus,
ClockRate: 48000,
Channels: 2,
SDPFmtpLine: "",
RTCPFeedback: nil,
},
}
}
func G722() RTPCodec {
return RTPCodec{
Name: "g722",
PayloadType: 9,
Type: webrtc.RTPCodecTypeAudio,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypeG722,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
},
}
}
func PCMU() RTPCodec {
return RTPCodec{
Name: "pcmu",
PayloadType: 0,
Type: webrtc.RTPCodecTypeAudio,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypePCMU,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
},
}
}
func PCMA() RTPCodec {
return RTPCodec{
Name: "pcma",
PayloadType: 8,
Type: webrtc.RTPCodecTypeAudio,
Capability: webrtc.RTPCodecCapability{
MimeType: webrtc.MimeTypePCMA,
ClockRate: 8000,
Channels: 0,
SDPFmtpLine: "",
RTCPFeedback: nil,
},
}
}