mirror of
https://github.com/vgmstream/vgmstream.git
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52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* .AIF - from Asobo Studio games [Ratatouille (PC), WALL-E (PC), Up (PC)] */
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VGMSTREAM * init_vgmstream_aif_asobo(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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size_t data_size;
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int loop_flag, channel_count;
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/* checks */
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/* aif: standard, .laif/aiffl: for plugins */
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if ( !check_extensions(streamFile,"aif,laif,aiffl") )
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goto fail;
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if ((uint16_t)read_16bitLE(0x00,streamFile) != 0x69) /* Xbox codec */
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goto fail;
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channel_count = read_16bitLE(0x02,streamFile); /* assumed, only stereo is known */
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if (channel_count != 2) goto fail;
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/* 0x08: ? */
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if ((uint16_t)read_16bitLE(0x0c,streamFile) != 0x24*channel_count) /* Xbox block */
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goto fail;
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if ((uint16_t)read_16bitLE(0x0e,streamFile) != 0x04) /* Xbox bps */
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goto fail;
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loop_flag = 0;
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start_offset = 0x14;
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data_size = get_streamfile_size(streamFile) - start_offset;
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channel_count,loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->meta_type = meta_AIF_ASOBO;
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vgmstream->sample_rate = read_32bitLE(0x04,streamFile);
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vgmstream->num_samples = xbox_ima_bytes_to_samples(data_size,channel_count);
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vgmstream->coding_type = coding_XBOX_IMA;
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vgmstream->layout_type = layout_none;
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if ( !vgmstream_open_stream(vgmstream, streamFile, start_offset) )
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goto fail;
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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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