67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* PASX - from Premium Agency games [SoulCalibur II HD (X360), Death By Cube (X360)] */
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VGMSTREAM* init_vgmstream_pasx(STREAMFILE* sf) {
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VGMSTREAM* vgmstream = NULL;
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off_t start_offset, chunk_offset;
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size_t data_size, chunk_size;
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int loop_flag, channels, sample_rate;
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int num_samples, loop_start_sample, loop_end_sample;
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/* checks */
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if (!is_id32be(0x00,sf, "PASX"))
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goto fail;
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/* .past: Soul Calibur II HD
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* .sgb: Death By Cube */
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if (!check_extensions(sf,"past,sgb"))
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goto fail;
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/* custom header with a "fmt " data chunk inside */
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chunk_size = read_32bitBE(0x08,sf);
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data_size = read_32bitBE(0x0c,sf);
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chunk_offset = read_32bitBE(0x10,sf); /* 0x14: fmt offset end */
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start_offset = read_32bitBE(0x18,sf);
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channels = read_16bitBE(chunk_offset+0x02,sf);
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sample_rate = read_32bitBE(chunk_offset+0x04,sf);
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xma2_parse_fmt_chunk_extra(sf, chunk_offset, &loop_flag, &num_samples, &loop_start_sample, &loop_end_sample, 1);
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channels, loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->sample_rate = sample_rate;
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vgmstream->num_samples = num_samples;
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vgmstream->loop_start_sample = loop_start_sample;
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vgmstream->loop_end_sample = loop_end_sample;
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vgmstream->meta_type = meta_PASX;
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#ifdef VGM_USE_FFMPEG
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{
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vgmstream->codec_data = init_ffmpeg_xma_chunk(sf, start_offset, data_size, chunk_offset, chunk_size);
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if (!vgmstream->codec_data) goto fail;
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vgmstream->coding_type = coding_FFmpeg;
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vgmstream->layout_type = layout_none;
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xma_fix_raw_samples(vgmstream, sf, start_offset, data_size, chunk_offset, 1,1);
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}
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#else
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goto fail;
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#endif
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/* open the file for reading */
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if ( !vgmstream_open_stream(vgmstream, sf, 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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