mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-15 16:11:16 +01:00
d875c78260
git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@862 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
492 lines
16 KiB
C
492 lines
16 KiB
C
#include "meta.h"
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#include "../util.h"
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/* MUSX (Version 004) --------------------------------------->*/
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VGMSTREAM * init_vgmstream_musx_v004(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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int loop_flag;
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int channel_count;
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off_t start_offset;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("musx",filename_extension(filename))) goto fail;
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/* check header */
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if (read_32bitBE(0x08,streamFile) != 0x04000000) /* "0x04000000" */
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goto fail;
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loop_flag = (read_32bitLE(0x840,streamFile) != 0xFFFFFFFF);
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channel_count = 2;
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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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switch (read_32bitBE(0x10,streamFile))
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{
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case 0x5053325F: /* PS2_ */
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start_offset = read_32bitLE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_PSX; // PS2 ADPCM
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vgmstream->num_samples = (read_32bitLE(0x0C,streamFile))/16/channel_count*28;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x80;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitLE(0x890,streamFile))/16/channel_count*28;
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vgmstream->loop_end_sample = (read_32bitLE(0x89C,streamFile))/16/channel_count*28;
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}
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break;
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case 0x47435F5F: /* GC__ */
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start_offset = read_32bitBE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_DAT4_IMA; // Eurocom DAT4 4-bit IMA ADPCM
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vgmstream->num_samples = (read_32bitBE(0x2C,streamFile))/16/channel_count*28;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitBE(0x890,streamFile))/16/channel_count*28;
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vgmstream->loop_end_sample = (read_32bitBE(0x89C,streamFile))/16/channel_count*28;
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}
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break;
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case 0x58425F5F: /* XB__ */
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start_offset = read_32bitLE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 44100;
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vgmstream->coding_type = coding_DAT4_IMA; // Eurocom DAT4 4-bit IMA ADPCM
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vgmstream->num_samples = (read_32bitLE(0x2C,streamFile))/16/channel_count*28;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitLE(0x890,streamFile))/16/channel_count*28;
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vgmstream->loop_end_sample = (read_32bitLE(0x89C,streamFile))/16/channel_count*28;
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}
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break;
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default:
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goto fail;
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}
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vgmstream->meta_type = meta_MUSX_V004;
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/* open the file for reading */
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{
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int i;
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STREAMFILE * file;
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file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!file) goto fail;
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for (i=0;i<channel_count;i++) {
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vgmstream->ch[i].streamfile = file;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=start_offset+
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vgmstream->interleave_block_size*i;
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}
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}
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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/* <--------------------------------------- MUSX (Version 004) */
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/* MUSX (Version 005) --------------------------------------->*/
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VGMSTREAM * init_vgmstream_musx_v005(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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int loop_flag;
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int channel_count;
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off_t start_offset;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("musx",filename_extension(filename))) goto fail;
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/* check header */
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if (read_32bitBE(0x08,streamFile) != 0x05000000) /* "0x04000000" */
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goto fail;
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loop_flag = (read_32bitLE(0x840,streamFile) != 0xFFFFFFFF);
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channel_count = 2;
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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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switch (read_32bitBE(0x10,streamFile))
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{
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case 0x47435F5F: /* GC__ */
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start_offset = read_32bitBE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_DAT4_IMA; // Eurocom DAT4 4-bit IMA ADPCM
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vgmstream->num_samples = (read_32bitBE(0x2C,streamFile))/16/channel_count*28;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitBE(0x890,streamFile))/16/channel_count*28;
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vgmstream->loop_end_sample = (read_32bitBE(0x89C,streamFile))/16/channel_count*28;
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}
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break;
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default:
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goto fail;
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}
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vgmstream->meta_type = meta_MUSX_V005;
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/* open the file for reading */
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{
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int i;
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STREAMFILE * file;
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file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!file) goto fail;
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for (i=0;i<channel_count;i++) {
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vgmstream->ch[i].streamfile = file;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=start_offset+
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vgmstream->interleave_block_size*i;
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}
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}
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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/* <--------------------------------------- MUSX (Version 005) */
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/* MUSX (Version 006) ---------------------------------------> */
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VGMSTREAM * init_vgmstream_musx_v006(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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int loop_flag;
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int channel_count;
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off_t start_offset;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("musx",filename_extension(filename))) goto fail;
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/* check header */
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if (read_32bitBE(0x08,streamFile) != 0x06000000) /* "0x06000000" */
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goto fail;
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loop_flag = (read_32bitLE(0x840,streamFile)!=0xFFFFFFFF);
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channel_count = 2;
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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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/* fill in the vital statistics */
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switch (read_32bitBE(0x10,streamFile))
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{
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case 0x5053325F: /* PS2_ */
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start_offset = read_32bitLE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_PSX;
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vgmstream->num_samples = (read_32bitLE(0x0C,streamFile))*28/16/channel_count;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x80;
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vgmstream->meta_type = meta_MUSX_V006;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitLE(0x890,streamFile))*28/16/channel_count;
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vgmstream->loop_end_sample = (read_32bitLE(0x89C,streamFile))*28/16/channel_count;
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}
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break;
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case 0x47435F5F: /* GC__ */
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start_offset = read_32bitBE(0x28,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_DAT4_IMA;
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vgmstream->num_samples = (read_32bitBE(0x2C,streamFile))*28/16/channel_count;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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vgmstream->meta_type = meta_MUSX_V006;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = (read_32bitBE(0x890,streamFile))*28/16/channel_count;
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vgmstream->loop_end_sample = (read_32bitBE(0x89C,streamFile))*28/16/channel_count;
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}
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break;
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default:
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goto fail;
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}
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/* open the file for reading */
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{
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int i;
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STREAMFILE * file;
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file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!file) goto fail;
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for (i=0;i<channel_count;i++) {
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vgmstream->ch[i].streamfile = file;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=start_offset+
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vgmstream->interleave_block_size*i;
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}
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}
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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/* <--------------------------------------- MUSX (Version 006) */
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/* MUSX (Version 010) --------------------------------------->*/
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/* WII_ in Dead Space: Extraction */
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VGMSTREAM * init_vgmstream_musx_v010(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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off_t start_offset;
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int musx_type; /* determining the decoder by strings like "PS2_", "GC__" and so on */
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//int musx_version; /* 0x08 provides a "version" byte */
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int loop_flag = 0;
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int channel_count;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("musx",filename_extension(filename))) goto fail;
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/* check header */
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if (read_32bitBE(0x08,streamFile) != 0x0A000000) /* "0x0A000000" */
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goto fail;
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loop_flag = (read_32bitLE(0x34,streamFile)!=0x00000000);
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channel_count = 2;
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musx_type=(read_32bitBE(0x10,streamFile));
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if (musx_type == 0x5749495F && /* WII_ */
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read_32bitBE(0x40,streamFile) == 0x44415434) /* DAT4 */
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{
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channel_count = read_32bitLE(0x48,streamFile);
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loop_flag = (read_32bitLE(0x64,streamFile) != -1);
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}
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if (0x58455F5F == musx_type) /* XE__ */
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{
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loop_flag = 0;
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}
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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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/* fill in the vital statistics */
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switch (musx_type) {
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case 0x5053325F: /* PS2_ */
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start_offset = 0x800;
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_PSX;
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vgmstream->num_samples = read_32bitLE(0x40,streamFile);
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x80;
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vgmstream->meta_type = meta_MUSX_V010;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = read_32bitLE(0x44,streamFile);
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vgmstream->loop_end_sample = read_32bitLE(0x40,streamFile);
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}
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break;
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case 0x5053335F: /* PS3_ */
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start_offset = 0x800;
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_DAT4_IMA;
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vgmstream->num_samples = read_32bitLE(0x40,streamFile);
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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vgmstream->meta_type = meta_MUSX_V010;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = read_32bitLE(0x44,streamFile);
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vgmstream->loop_end_sample = read_32bitLE(0x40,streamFile);
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}
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break;
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case 0x5749495F: /* WII_ */
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start_offset = 0x800;
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = read_32bitLE(0x4C,streamFile);
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switch (read_32bitBE(0x40,streamFile))
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{
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case 0x44415434: /* DAT4 */
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vgmstream->coding_type = coding_DAT4_IMA;
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break;
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default:
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goto fail;
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}
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vgmstream->num_samples = read_32bitLE(0x60,streamFile);
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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vgmstream->meta_type = meta_MUSX_V010;
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if (loop_flag)
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{
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vgmstream->loop_start_sample = read_32bitLE(0x64,streamFile);
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vgmstream->loop_end_sample = read_32bitLE(0x60,streamFile);
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}
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break;
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case 0x58455F5F: /* XE__ */
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start_offset = 0x800;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_DAT4_IMA;
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vgmstream->num_samples = (get_streamfile_size(streamFile)-0x800)/2/(0x20)*((0x20-4)*2);
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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vgmstream->meta_type = meta_MUSX_V010;
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break;
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default:
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goto fail;
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}
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/* open the file for reading */
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{
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int i;
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STREAMFILE * file;
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file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!file) goto fail;
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for (i=0;i<channel_count;i++) {
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vgmstream->ch[i].streamfile = file;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=start_offset+
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vgmstream->interleave_block_size*i;
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}
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}
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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/* <--------------------------------------- MUSX (Version 010) */
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/* MUSX (Version 201) --------------------------------------->*/
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VGMSTREAM * init_vgmstream_musx_v201(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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off_t start_offset;
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//int musx_version; /* 0x08 provides a "version" byte */
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int loop_flag;
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int channel_count;
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int loop_detect;
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int loop_offsets;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("musx",filename_extension(filename))) goto fail;
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/* check header */
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if ((read_32bitBE(0x08,streamFile) != 0xC9000000) &&
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(read_32bitLE(0x08,streamFile) != 0xC9000000)) /* "0xC9000000" */
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goto fail;
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channel_count = 2;
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loop_detect = read_32bitBE(0x800,streamFile);
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switch (loop_detect) {
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case 0x02000000:
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loop_offsets = 0x8E0;
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break;
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case 0x03000000:
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loop_offsets = 0x880;
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break;
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case 0x04000000:
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loop_offsets = 0x8B4;
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break;
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case 0x05000000:
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loop_offsets = 0x8E8;
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break;
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case 0x06000000:
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loop_offsets = 0x91C;
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break;
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default:
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goto fail;
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}
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loop_flag = (read_32bitLE(loop_offsets+0x04,streamFile) !=0x00000000);
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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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/* fill in the vital statistics */
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start_offset = read_32bitLE(0x18,streamFile);
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 32000;
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vgmstream->coding_type = coding_PSX;
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vgmstream->num_samples = read_32bitLE(loop_offsets,streamFile)*28/16/channel_count;
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if (loop_flag) {
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vgmstream->loop_start_sample = read_32bitLE(loop_offsets+0x10,streamFile)*28/16/channel_count;
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vgmstream->loop_end_sample = read_32bitLE(loop_offsets,streamFile)*28/16/channel_count;
|
|
}
|
|
vgmstream->layout_type = layout_interleave;
|
|
vgmstream->interleave_block_size = 0x80;
|
|
vgmstream->meta_type = meta_MUSX_V201;
|
|
|
|
/* open the file for reading */
|
|
{
|
|
int i;
|
|
STREAMFILE * file;
|
|
file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
|
|
if (!file) goto fail;
|
|
for (i=0;i<channel_count;i++) {
|
|
vgmstream->ch[i].streamfile = file;
|
|
|
|
vgmstream->ch[i].channel_start_offset=
|
|
vgmstream->ch[i].offset=start_offset+
|
|
vgmstream->interleave_block_size*i;
|
|
|
|
}
|
|
}
|
|
|
|
return vgmstream;
|
|
|
|
/* clean up anything we may have opened */
|
|
fail:
|
|
if (vgmstream) close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|
|
/* <--------------------------------------- MUSX (Version 201) */
|