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https://github.com/vgmstream/vgmstream.git
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48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
#include "meta.h"
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#include "../util.h"
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/* .lsf - from Atod games [Fastlane Street Racing (iPhone), Chicane Street Racing prototype (Gizmondo)] */
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VGMSTREAM * init_vgmstream_lsf_n1nj4n(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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int loop_flag, channel_count;
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size_t file_size;
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/* checks */
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if (!check_extensions(streamFile, "lsf"))
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goto fail;
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if (read_32bitBE(0x00, streamFile) != 0x216E316E || // "!n1n"
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read_32bitBE(0x04, streamFile) != 0x6A346E00) // "j4n\0"
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goto fail;
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file_size = get_streamfile_size(streamFile);
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if (read_32bitLE(0x0C, streamFile) + 0x10 != file_size)
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goto fail;
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loop_flag = 0;
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channel_count = 1;
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start_offset = 0x10;
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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_LSF_N1NJ4N;
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vgmstream->sample_rate = read_32bitLE(0x08, streamFile);
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vgmstream->num_samples = (file_size-0x10)/0x1c*0x1b*2;
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vgmstream->coding_type = coding_LSF;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x1c;
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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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