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37 lines
915 B
C
37 lines
915 B
C
#include "meta.h"
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#include "../coding/coding.h"
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/* .AO - from AlphaOgg lib [Cloudphobia (PC)] */
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VGMSTREAM * init_vgmstream_ao(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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/* checks */
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if ( !check_extensions(streamFile,"ao") )
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goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x414C5048) /* "ALPH" */
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goto fail;
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if (read_32bitBE(0x04,streamFile) != 0x414F4747) /* "AOGG" */
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goto fail;
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#ifdef VGM_USE_VORBIS
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{
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ogg_vorbis_meta_info_t ovmi = {0};
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ovmi.meta_type = meta_AO;
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/* values at 0x08/0x0c/0x10 may be related to looping? */
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start_offset = 0xc8;
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vgmstream = init_vgmstream_ogg_vorbis_callbacks(streamFile, NULL, start_offset, &ovmi);
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}
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#else
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goto fail;
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#endif
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return vgmstream;
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fail:
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close_vgmstream(vgmstream);
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return NULL;
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}
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