76aeb6028e
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26237 a1c6a512-1295-4272-9138-f99709370657
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
#ifndef _ASF_H
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#define _ASF_H
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#include <inttypes.h>
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/* ASF codec IDs */
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#define ASF_CODEC_ID_WMAV1 0x160
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#define ASF_CODEC_ID_WMAV2 0x161
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#define ASF_CODEC_ID_WMAPRO 0x162
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enum asf_error_e {
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ASF_ERROR_INTERNAL = -1, /* incorrect input to API calls */
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ASF_ERROR_OUTOFMEM = -2, /* some malloc inside program failed */
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ASF_ERROR_EOF = -3, /* unexpected end of file */
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ASF_ERROR_IO = -4, /* error reading or writing to file */
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ASF_ERROR_INVALID_LENGTH = -5, /* length value conflict in input data */
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ASF_ERROR_INVALID_VALUE = -6, /* other value conflict in input data */
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ASF_ERROR_INVALID_OBJECT = -7, /* ASF object missing or in wrong place */
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ASF_ERROR_OBJECT_SIZE = -8, /* invalid ASF object size (too small) */
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ASF_ERROR_SEEKABLE = -9, /* file not seekable */
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ASF_ERROR_SEEK = -10, /* file is seekable but seeking failed */
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ASF_ERROR_ENCRYPTED = -11 /* file is encrypted */
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};
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struct asf_waveformatex_s {
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uint32_t packet_size;
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int audiostream;
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uint16_t codec_id;
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uint16_t channels;
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uint32_t rate;
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uint32_t bitrate;
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uint16_t blockalign;
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uint16_t bitspersample;
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uint16_t datalen;
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uint16_t numpackets;
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uint8_t data[18];
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};
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typedef struct asf_waveformatex_s asf_waveformatex_t;
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int asf_read_packet(uint8_t** audiobuf, int* audiobufsize, int* packetlength,
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asf_waveformatex_t* wfx);
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int asf_get_timestamp(int *duration);
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int asf_seek(int ms, asf_waveformatex_t* wfx);
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#endif /* _ASF_H */
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