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49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* .PCM - KCE Japan East PS2 games (Ephemeral Fantasia, Yu-Gi-Oh! The Duelists of the Roses, 7 Blades) */
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VGMSTREAM * init_vgmstream_ps2_pcm(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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int loop_flag, channel_count;
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/* check extension */
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if ( !check_extensions(streamFile,"pcm") )
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goto fail;
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/* check header (data_size vs num_samples) */
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if (pcm_bytes_to_samples(read_32bitLE(0x00,streamFile), 2, 16) != read_32bitLE(0x04,streamFile))
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goto fail;
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/* should work too */
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//if (read_32bitLE(0x00,streamFile)+0x800 != get_streamfile_size(streamFile))
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// goto fail;
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loop_flag = (read_32bitLE(0x0C,streamFile) != 0x00);
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channel_count = 2;
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start_offset = 0x800;
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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->channels = channel_count;
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vgmstream->sample_rate = 24000;
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vgmstream->num_samples = read_32bitLE(0x04,streamFile);
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vgmstream->loop_start_sample = read_32bitLE(0x08,streamFile);
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vgmstream->loop_end_sample = read_32bitLE(0x0C,streamFile);
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vgmstream->coding_type = coding_PCM16LE;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x2;
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vgmstream->meta_type = meta_PS2_PCM;
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/* open the file for reading */
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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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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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