mirror of
https://github.com/vgmstream/vgmstream.git
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46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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/* .WB - from Shooting Love. ~TRIZEAL~ */
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VGMSTREAM* init_vgmstream_wb(STREAMFILE* sf) {
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VGMSTREAM* vgmstream = NULL;
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uint32_t start_offset;
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int channels, loop_flag;
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/* check header */
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if (read_u32le(0x00,sf) != 0x00000000)
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return NULL;
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if (read_u32le(0x0c,sf) + 0x10 != get_streamfile_size(sf))
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return NULL;
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/* .wb: actual extension */
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if (!check_extensions(sf,"wb"))
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goto fail;
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channels = 2;
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start_offset = 0x10;
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loop_flag = read_32bitLE(0x04,sf) > 0; /* loop end may be defined */
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channels,loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->meta_type = meta_WB;
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vgmstream->sample_rate = 48000;
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vgmstream->num_samples = pcm16_bytes_to_samples(read_u32le(0x0C,sf), channels);
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vgmstream->loop_start_sample = read_s32le(0x04,sf);
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vgmstream->loop_end_sample = read_s32le(0x08,sf);
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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 = 2;
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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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