41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
#pragma once
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#include "../Plugins/Input/in_mp4/mpeg4audio.h"
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#include "MFTDecoder.h"
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// {3C0B6E1B-0C21-4716-B8D6-C7665CBC90E9}
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static const GUID mp4_aac_guid =
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{ 0x3c0b6e1b, 0xc21, 0x4716, { 0xb8, 0xd6, 0xc7, 0x66, 0x5c, 0xbc, 0x90, 0xe9 } };
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class MP4AACDecoder : public MP4AudioDecoder
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{
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public:
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static const char *getServiceName() { return "MFT AAC MP4 Decoder"; }
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static GUID getServiceGuid() { return mp4_aac_guid; }
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MP4AACDecoder();
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~MP4AACDecoder();
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int OpenMP4(MP4FileHandle mp4_file, MP4TrackId mp4_track, size_t output_bits, size_t maxChannels, bool useFloat);
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void Close();
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int GetCurrentBitrate(unsigned int *bitrate);
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int AudioSpecificConfiguration(void *buffer, size_t buffer_size); // reads ASC block from mp4 file
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void Flush();
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int GetOutputProperties(unsigned int *sampleRate, unsigned int *channels, unsigned int *_bitsPerSample);
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int GetOutputPropertiesEx(unsigned int *sampleRate, unsigned int *channels, unsigned int *bitsPerSample, bool *useFloat);
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int DecodeSample(void *inputBuffer, size_t inputBufferBytes, void *outputBuffer, size_t *outputBufferBytes);
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int OutputFrameSize(size_t *frameSize);
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int CanHandleCodec(const char *codecName);
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int CanHandleType(uint8_t type);
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int CanHandleMPEG4Type(uint8_t type);
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int SetGain(float _gain) { gain=_gain; return MP4_SUCCESS; }
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void EndOfStream();
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private:
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MFTDecoder decoder;
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unsigned int bitsPerSample;
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bool isFloat;
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float gain;
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unsigned int channels;
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protected:
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RECVS_DISPATCH;
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};
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