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49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
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#include "meta.h"
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#include "../coding/coding.h"
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/* SVG - from High Voltage games [Hunter: The Reckoning - Wayward (PS2)] */
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VGMSTREAM * init_vgmstream_svg(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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size_t data_size, interleave;
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int loop_flag, channel_count;
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int32_t loop_start = 0, loop_end = 0;
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/* checks */
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if ( !check_extensions(streamFile,"svg") )
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goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x53564770) /* "SVGp" */
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goto fail;
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start_offset = 0x800;
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data_size = read_32bitLE(0x18,streamFile);
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interleave = read_32bitLE(0x14,streamFile);
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channel_count = 2;
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loop_flag = ps_find_loop_offsets(streamFile, start_offset, data_size, channel_count, interleave,&loop_start, &loop_end);
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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->meta_type = meta_SVG;
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vgmstream->sample_rate = read_32bitBE(0x2c,streamFile);
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vgmstream->num_samples = ps_bytes_to_samples(data_size,channel_count);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = loop_end;
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vgmstream->coding_type = coding_PSX;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = interleave;
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read_string(vgmstream->stream_name,0x10+1, 0x04,streamFile);
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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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close_vgmstream(vgmstream);
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return NULL;
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}
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