49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
#ifndef SOUND_DECODER_H
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#define SOUND_DECODER_H
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#include <stddef.h>
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namespace fallout {
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typedef int(SoundDecoderReadProc)(void* data, void* buffer, unsigned int size);
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typedef struct SoundDecoder {
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SoundDecoderReadProc* readProc;
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void* data;
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unsigned char* bufferIn;
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size_t bufferInSize;
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// Next input byte.
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unsigned char* nextIn;
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// Number of bytes remaining in the input buffer.
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int remainingInSize;
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// Bit accumulator.
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int hold;
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// Number of bits in bit accumulator.
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int bits;
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int levels;
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int subbands;
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int samples_per_subband;
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int total_samples;
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unsigned char* prev_samples;
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unsigned char* samples;
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int block_samples_per_subband;
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int block_total_samples;
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int channels;
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int rate;
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int file_cnt;
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unsigned char* samp_ptr;
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int samp_cnt;
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} SoundDecoder;
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size_t soundDecoderDecode(SoundDecoder* soundDecoder, void* buffer, size_t size);
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void soundDecoderFree(SoundDecoder* soundDecoder);
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SoundDecoder* soundDecoderInit(SoundDecoderReadProc* readProc, void* data, int* channelsPtr, int* sampleRatePtr, int* sampleCountPtr);
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} // namespace fallout
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#endif /* SOUND_DECODER_H */
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