9a625ef7ac
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7557 a1c6a512-1295-4272-9138-f99709370657
36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
#ifndef __ALAC__DECOMP_H
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#define __ALAC__DECOMP_H
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typedef struct
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{
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unsigned char *input_buffer;
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int input_buffer_bitaccumulator; /* used so we can do arbitary
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bit reads */
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int samplesize;
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int numchannels;
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int bytespersample;
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/* stuff from setinfo */
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uint32_t setinfo_max_samples_per_frame; /* 0x1000 = 4096 */ /* max samples per frame? */
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uint8_t setinfo_7a; /* 0x00 */
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uint8_t setinfo_sample_size; /* 0x10 */
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uint8_t setinfo_rice_historymult; /* 0x28 */
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uint8_t setinfo_rice_initialhistory; /* 0x0a */
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uint8_t setinfo_rice_kmodifier; /* 0x0e */
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uint8_t setinfo_7f; /* 0x02 */
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uint16_t setinfo_80; /* 0x00ff */
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uint32_t setinfo_82; /* 0x000020e7 */
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uint32_t setinfo_86; /* 0x00069fe4 */
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uint32_t setinfo_8a_rate; /* 0x0000ac44 */
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/* end setinfo stuff */
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} alac_file;
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void create_alac(int samplesize, int numchannels, alac_file* alac);
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int16_t* decode_frame(alac_file *alac,
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unsigned char *inbuffer,
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int *outputsize,
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void (*yield)(void));
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void alac_set_info(alac_file *alac, char *inputbuffer);
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#endif /* __ALAC__DECOMP_H */
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