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https://github.com/vgmstream/vgmstream.git
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43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
#include "meta.h"
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/* .pos - loop points for .wav [Ys I-II Complete (PC)] */
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VGMSTREAM* init_vgmstream_pos(STREAMFILE* sf) {
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VGMSTREAM* vgmstream = NULL;
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STREAMFILE* sf_data = NULL;
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int32_t loop_start, loop_end;
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/* checks */
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if (get_streamfile_size(sf) != 0x08)
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return NULL;
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if (!check_extensions(sf, "pos"))
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return NULL;
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sf_data = open_streamfile_by_ext(sf, "wav");
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if (sf_data) {
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vgmstream = init_vgmstream_riff(sf_data);
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if (!vgmstream) goto fail;
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vgmstream->meta_type = meta_RIFF_WAVE_POS;
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}
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else {
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goto fail;
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}
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close_streamfile(sf_data);
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sf_data = NULL;
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/* install loops (wrong values are validated later) */
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loop_start = read_s32le(0x00, sf);
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loop_end = read_s32le(0x04, sf);
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if (loop_end <= 0 || (loop_end > vgmstream->num_samples)) {
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loop_end = vgmstream->num_samples;
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}
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vgmstream_force_loop(vgmstream, 1, loop_start, loop_end);
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return vgmstream;
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fail:
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close_streamfile(sf_data);
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close_vgmstream(vgmstream);
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return NULL;
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} |