pcm

package

v1.4.0 Latest Latest Go to latest Published: Apr 23, 2023 License: MIT Imports: 6 Imported by: 0

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Repository

github.com/AlexxIT/go2rtc

Links

Open Source Insights

Documentation ¶

Overview ¶

Package pcm - support raw (verbatim) PCM 16 bit in the FLAC container: - only 1 channel - only 16 bit per sample - only 8000, 16000, 24000, 48000 sample rate

Package pcm https://www.codeproject.com/Articles/14237/Using-the-G711-standard

Index ¶

func DownsampleByte(toPCM func(byte) int16, fromPCM func(int16) byte, n float32, ...) core.HandlerFunc
func DownsamplePCM(fromPCM func(int16) byte, n float32, handler core.HandlerFunc) core.HandlerFunc
func FLACEncoder(codec *core.Codec, handler core.HandlerFunc) core.HandlerFunc
func FLACHeader(magic bool, sampleRate uint32) []byte
func PCMAtoPCM(alaw byte) int16
func PCMUtoPCM(ulaw byte) int16
func PCMtoPCMA(pcm int16) byte
func PCMtoPCMU(pcm int16) byte
func Resample(codec *core.Codec, sampleRate uint32, handler core.HandlerFunc) core.HandlerFunc
func ResamplePCM(fromPCM func(int16) byte, handler core.HandlerFunc) core.HandlerFunc

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func DownsampleByte ¶

func DownsampleByte(
	toPCM func(byte) int16, fromPCM func(int16) byte, n float32, handler core.HandlerFunc,
) core.HandlerFunc

func DownsamplePCM ¶

func DownsamplePCM(fromPCM func(int16) byte, n float32, handler core.HandlerFunc) core.HandlerFunc

func FLACEncoder ¶

func FLACEncoder(codec *core.Codec, handler core.HandlerFunc) core.HandlerFunc

func FLACHeader ¶

func FLACHeader(magic bool, sampleRate uint32) []byte

func PCMAtoPCM ¶

func PCMAtoPCM(alaw byte) int16

func PCMUtoPCM ¶

func PCMUtoPCM(ulaw byte) int16

func PCMtoPCMA ¶

func PCMtoPCMA(pcm int16) byte

func PCMtoPCMU ¶

func PCMtoPCMU(pcm int16) byte

func Resample ¶

func Resample(codec *core.Codec, sampleRate uint32, handler core.HandlerFunc) core.HandlerFunc

func ResamplePCM ¶

func ResamplePCM(fromPCM func(int16) byte, handler core.HandlerFunc) core.HandlerFunc

Types ¶

This section is empty.

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
v1 Package v1 http://web.archive.org/web/20110719132013/http://hazelware.luggle.com/tutorials/mulawcompression.html	Package v1 http://web.archive.org/web/20110719132013/http://hazelware.luggle.com/tutorials/mulawcompression.html

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