45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* raw PCM file assumed by extension [PaRappa The Rapper 2 (PS2), Amplitude (PS2), R-Type Final (PS2)] */
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VGMSTREAM* init_vgmstream_raw_int(STREAMFILE* sf) {
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VGMSTREAM* vgmstream = NULL;
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off_t start_offset;
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int channel_count;
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/* checks */
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if (!check_extensions(sf, "int,wp2"))
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goto fail;
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if (check_extensions(sf, "wp2"))
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channel_count = 4;
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else
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channel_count = 2;
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/* ignore .int PS-ADPCM (some files start with silence so up a bit) */
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if (ps_check_format(sf, 0x00, 0x100000))
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goto fail;
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start_offset = 0x00;
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channel_count, 0);
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if (!vgmstream) goto fail;
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vgmstream->meta_type = meta_RAW_INT;
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vgmstream->sample_rate = 48000;
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vgmstream->num_samples = pcm_bytes_to_samples(get_streamfile_size(sf), vgmstream->channels, 16);
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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 = 0x200;
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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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