mirror of
https://github.com/vgmstream/vgmstream.git
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55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
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#include "meta.h"
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#include "../coding/coding.h"
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/* FEV+FSB5 container [Shantae: Half-Genie Hero (Switch)] */
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VGMSTREAM * init_vgmstream_fsb5_fev_bank(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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STREAMFILE *temp_streamFile = NULL;
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off_t subfile_offset, chunk_offset, first_offset = 0x0c;
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size_t subfile_size, chunk_size;
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/* checks */
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if (!check_extensions(streamFile, "bank"))
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goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x52494646) /* "RIFF" */
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goto fail;
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if (read_32bitBE(0x08,streamFile) != 0x46455620) /* "FEV " */
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goto fail;
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/* .fev is an event format referencing various external .fsb, but FMOD can bake .fev and .fsb to
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* form a .bank, which is the format we support here (regular .fev is complex and not very interesting).
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* Format is RIFF with FMT (main), LIST (config) and SND (FSB5 data), we want the FSB5 offset inside LIST */
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if (!find_chunk_le(streamFile, 0x4C495354,first_offset,0, &chunk_offset,NULL)) /* "LIST" */
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goto fail;
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if (read_32bitBE(chunk_offset+0x00,streamFile) != 0x50524F4A || /* "PROJ" */
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read_32bitBE(chunk_offset+0x04,streamFile) != 0x424E4B49) /* "BNKI" */
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goto fail; /* event .fev has "OBCT" instead of "BNKI" */
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/* inside BNKI is a bunch of LIST each with event subchunks and finally the fsb offset */
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first_offset = chunk_offset + 0x04;
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if (!find_chunk_le(streamFile, 0x534E4448,first_offset,0, &chunk_offset,&chunk_size)) /* "SNDH" */
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goto fail;
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if (chunk_size != 0x0c)
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goto fail; /* assuming only one FSB5 is possible */
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subfile_offset = read_32bitLE(chunk_offset+0x04,streamFile);
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subfile_size = read_32bitLE(chunk_offset+0x08,streamFile);
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temp_streamFile = setup_subfile_streamfile(streamFile, subfile_offset,subfile_size, "fsb");
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if (!temp_streamFile) goto fail;
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vgmstream = init_vgmstream_fsb5(temp_streamFile);
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close_streamfile(temp_streamFile);
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return vgmstream;
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fail:
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close_streamfile(temp_streamFile);
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close_vgmstream(vgmstream);
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return NULL;
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}
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