winamp/Src/pcm/mp4_ulaw_decoder.h

26 lines
906 B
C++

#pragma once
#include "../Plugins/Input/in_mp4/mpeg4audio.h"
// {F05D2AAA-6F21-4970-AE9C-8D9FFB497957}
static const GUID mp4_ulaw_guid =
{ 0xf05d2aaa, 0x6f21, 0x4970, { 0xae, 0x9c, 0x8d, 0x9f, 0xfb, 0x49, 0x79, 0x57 } };
class MP4ulawDecoder : public MP4AudioDecoder
{
public:
static const char *getServiceName() { return "ulaw MP4 Decoder"; }
static GUID getServiceGuid() { return mp4_ulaw_guid; }
MP4ulawDecoder();
int Open();
void Close();
int GetOutputProperties(unsigned int *sampleRate, unsigned int *channels, unsigned int *bitsPerSample);
int DecodeSample(void *inputBuffer, size_t inputBufferBytes, void *outputBuffer, size_t *outputBufferBytes);
int CanHandleCodec(const char *codecName);
//int SetGain(float _gain) { gain=_gain; return MP4_SUCCESS; }
int RequireChunks(); // return 1 if your decoder wants to read whole chunks rather than samples
protected:
RECVS_DISPATCH;
};