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Fix resample to G711 for WebRTC

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This commit is contained in:
Alexey Khit
2023-07-16 06:36:04 +03:00
parent 13ca991c37
commit ade4c035b7
2 changed files with 4 additions and 4 deletions
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pkg/pcm/pcm.go
+3 -3
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@@ -7,15 +7,15 @@ import (
"github.com/pion/rtp"
)
// ResampleToPCMA - convert PCMA/PCMU/PCM/PCML to PCMA with decreasing sample rate
func ResampleToPCMA(codec *core.Codec, sampleRate uint32, handler core.HandlerFunc) core.HandlerFunc {
// ResampleToG711 - convert PCMA/PCM/PCML to PCMA and PCMU to PCMU with decreasing sample rate
func ResampleToG711(codec *core.Codec, sampleRate uint32, handler core.HandlerFunc) core.HandlerFunc {
n := float32(codec.ClockRate) / float32(sampleRate)
switch codec.Name {
case core.CodecPCMA:
return DownsampleByte(PCMAtoPCM, PCMtoPCMA, n, handler)
case core.CodecPCMU:
return DownsampleByte(PCMUtoPCM, PCMtoPCMA, n, handler)
return DownsampleByte(PCMUtoPCM, PCMtoPCMU, n, handler)
case core.CodecPCM, core.CodecPCML:
if n == 1 {
handler = ResamplePCM(PCMtoPCMA, handler)