mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-13 15:21:04 +01:00
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
#include "meta.h"
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/* .pos - loop points for .wav [Ys I Complete (PC); reused for manual looping] */
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VGMSTREAM * init_vgmstream_pos(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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STREAMFILE * streamData = NULL;
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int32_t loop_start, loop_end;
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/* checks */
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if (!check_extensions(streamFile, "pos"))
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goto fail;
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if (get_streamfile_size(streamFile) != 0x08)
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goto fail;
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streamData = open_streamfile_by_ext(streamFile, "wav");
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if (streamData) {
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vgmstream = init_vgmstream_riff(streamData);
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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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/* hack for Ogg with external loops */
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streamData = open_streamfile_by_ext(streamFile, "ogg");
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if (streamData) {
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vgmstream = init_vgmstream_ogg_vorbis(streamData);
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if (!vgmstream) goto fail;
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}
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else {
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goto fail;
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}
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}
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close_streamfile(streamData);
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streamData = NULL;
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/* install loops (wrong values are validated later) */
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loop_start = read_32bitLE(0x00, streamFile);
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loop_end = read_32bitLE(0x04, streamFile);
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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(streamData);
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close_vgmstream(vgmstream);
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return NULL;
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} |