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53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* .FAG - from Jackie Chan: Stuntmaster (PS1) */
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VGMSTREAM * init_vgmstream_fag(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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size_t stream_size;
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int loop_flag, channel_count;
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int total_subsongs, target_subsong = streamFile->stream_index;
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/* checks */
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if (!check_extensions(streamFile,"fag"))
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goto fail;
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total_subsongs = read_32bitLE(0x00,streamFile);
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if (target_subsong == 0) target_subsong = 1;
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if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
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if (total_subsongs > 2)
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goto fail;
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loop_flag = 0;
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channel_count = 2;
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start_offset = read_32bitLE(0x04 + 0x04*(target_subsong-1),streamFile);
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stream_size = read_32bitLE(0x04 + 0x04*total_subsongs + 0x04*(target_subsong-1),streamFile) - start_offset; /* end 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_FAG;
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vgmstream->sample_rate = 22050;
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vgmstream->num_streams = total_subsongs;
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vgmstream->stream_size = stream_size;
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vgmstream->coding_type = coding_PSX;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x8000;
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vgmstream->num_samples = ps_bytes_to_samples(stream_size, channel_count);
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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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