#ifndef __ALAC__DECOMP_H #define __ALAC__DECOMP_H /* Always output samples shifted to 28 bits + sign*/ #define ALAC_OUTPUT_DEPTH 29 #define SCALE16 (ALAC_OUTPUT_DEPTH - 16) #define ALAC_MAX_CHANNELS 2 #define ALAC_BLOCKSIZE 4096 /* Number of samples per channel per block */ typedef struct { unsigned char *input_buffer; int input_buffer_bitaccumulator; /* used so we can do arbitary bit reads */ int samplesize; int numchannels; int bytespersample; /* stuff from setinfo */ uint32_t setinfo_max_samples_per_frame; /* 0x1000 = 4096 */ /* max samples per frame? */ uint8_t setinfo_7a; /* 0x00 */ uint8_t setinfo_sample_size; /* 0x10 */ uint8_t setinfo_rice_historymult; /* 0x28 */ uint8_t setinfo_rice_initialhistory; /* 0x0a */ uint8_t setinfo_rice_kmodifier; /* 0x0e */ uint8_t setinfo_7f; /* 0x02 */ uint16_t setinfo_80; /* 0x00ff */ uint32_t setinfo_82; /* 0x000020e7 */ uint32_t setinfo_86; /* 0x00069fe4 */ uint32_t setinfo_8a_rate; /* 0x0000ac44 */ /* end setinfo stuff */ } alac_file; void create_alac(int samplesize, int numchannels, alac_file* alac) ICODE_ATTR; int alac_decode_frame(alac_file *alac, unsigned char *inbuffer, int32_t outputbuffer[ALAC_MAX_CHANNELS][ALAC_BLOCKSIZE], void (*yield)(void)) ICODE_ATTR; void alac_set_info(alac_file *alac, char *inputbuffer) ICODE_ATTR; #endif /* __ALAC__DECOMP_H */ 747dedbdc96c19bf69b7a'>refslogtreecommitdiff
path: root/lib/rbcodec/codecs/libalac/libalac.make
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