winamp/Src/aacdec/ADTSAACDecoder.h
2024-09-24 14:54:57 +02:00

42 lines
1.5 KiB
C++

#pragma once
#include "../in_mp3/adts.h"
#include "incs/mp4AudioDecIfc.h"
// {19450308-90D7-4E45-8A9D-DC71E67123E2}
static const GUID adts_aac_guid =
{ 0x19450308, 0x90d7, 0x4e45, { 0x8a, 0x9d, 0xdc, 0x71, 0xe6, 0x71, 0x23, 0xe2 } };
class ADTSAACDecoder : public adts
{
public:
static const char *getServiceName() { return "AAC ADTS Decoder"; }
static GUID getServiceGuid() { return adts_aac_guid; }
ADTSAACDecoder();
int Initialize(bool forceMono, bool reverse_stereo, bool allowSurround, int maxBits, bool allowRG, bool _useFloat, bool _useCRC);
bool Open(ifc_mpeg_stream_reader *file);
void Close();
void GetOutputParameters(size_t *numBits, int *numChannels, int *sampleRate);
void CalculateFrameSize(int *frameSize);
void Flush(ifc_mpeg_stream_reader *file);
size_t GetCurrentBitrate();
size_t GetDecoderDelay();
int Sync(ifc_mpeg_stream_reader *file, unsigned __int8 *output, size_t outputSize, size_t *outputWritten, size_t *bitrate);
int Decode(ifc_mpeg_stream_reader *file, unsigned __int8 *output, size_t outputSize, size_t *outputWritten, size_t *bitrate, size_t *endCut);
int GetLayer();
void Release();
private:
int Internal_Decode(ifc_mpeg_stream_reader *file, const void *input, size_t input_length, unsigned __int8 *output, size_t outputSize, size_t *outputWritten, size_t *bitrate, size_t *endCut);
mp4AudioDecoderHandle decoder;
CCompositionUnitPtr composition_unit; /* output */
CAccessUnitPtr access_unit; /* input */
int bitsPerSample;
unsigned int channels;
float gain;
bool allowRG;
bool useFloat;
size_t predelay;
};