mirror of
https://github.com/vgmstream/vgmstream.git
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575 lines
21 KiB
C
575 lines
21 KiB
C
#include "meta.h"
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#include "../coding/coding.h"
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typedef enum { MFX, MFX_BANK, SFX_BANK, SBNK, FORM } musx_form;
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typedef enum { PSX, DSP, XBOX, IMA, DAT } musx_codec;
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typedef struct {
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int big_endian;
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int version;
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size_t file_size;
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int total_subsongs;
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int is_old;
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off_t tables_offset;
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off_t loops_offset;
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off_t stream_offset;
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size_t stream_size;
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off_t coefs_offset;
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musx_form form;
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musx_codec codec;
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uint32_t platform;
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int channels;
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int sample_rate;
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int loop_flag;
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int32_t loop_start;
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int32_t loop_end;
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int32_t num_samples;
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int32_t loop_start_sample;
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int32_t loop_end_sample;
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} musx_header;
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static int parse_musx(STREAMFILE *streamFile, musx_header *musx);
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/* MUSX - from Eurocom's games */
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VGMSTREAM * init_vgmstream_musx(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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musx_header musx = {0};
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/* checks */
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/* .sfx: actual extension (extracted from bigfiles with sometimes encrypted names)
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* .musx: header id */
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if (!check_extensions(streamFile, "sfx,musx"))
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goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
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goto fail;
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if (!parse_musx(streamFile, &musx))
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goto fail;
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start_offset = musx.stream_offset;
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(musx.channels, musx.loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->meta_type = meta_MUSX;
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vgmstream->sample_rate = musx.sample_rate;
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vgmstream->num_streams = musx.total_subsongs;
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vgmstream->stream_size = musx.stream_size;
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switch (musx.codec) {
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case PSX:
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vgmstream->num_samples = ps_bytes_to_samples(musx.stream_size, musx.channels);
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vgmstream->loop_start_sample = ps_bytes_to_samples(musx.loop_start, musx.channels);
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vgmstream->loop_end_sample = ps_bytes_to_samples(musx.loop_end, musx.channels);
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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 = 0x80;
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break;
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case DAT:
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vgmstream->num_samples = dat4_ima_bytes_to_samples(musx.stream_size, musx.channels);
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vgmstream->loop_start_sample = dat4_ima_bytes_to_samples(musx.loop_start, musx.channels);
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vgmstream->loop_end_sample = dat4_ima_bytes_to_samples(musx.loop_end, musx.channels);
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vgmstream->coding_type = coding_DAT4_IMA;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x20;
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break;
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case IMA:
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vgmstream->num_samples = ima_bytes_to_samples(musx.stream_size, musx.channels);
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vgmstream->loop_start_sample = musx.loop_start / 4; /* weird but needed */
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vgmstream->loop_end_sample = musx.loop_end / 4;
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vgmstream->coding_type = coding_DVI_IMA_int;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x01;
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break;
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case XBOX:
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vgmstream->num_samples = xbox_ima_bytes_to_samples(musx.stream_size, musx.channels);
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vgmstream->loop_start_sample = xbox_ima_bytes_to_samples(musx.loop_start, musx.channels);
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vgmstream->loop_end_sample = xbox_ima_bytes_to_samples(musx.loop_end, musx.channels);
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vgmstream->coding_type = coding_XBOX_IMA;
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vgmstream->layout_type = layout_none;
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break;
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case DSP:
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vgmstream->num_samples = dsp_bytes_to_samples(musx.stream_size, musx.channels);
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vgmstream->loop_start_sample = dsp_bytes_to_samples(musx.loop_start, musx.channels);
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vgmstream->loop_end_sample = dsp_bytes_to_samples(musx.loop_end, musx.channels);
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vgmstream->coding_type = coding_NGC_DSP;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x08;
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dsp_read_coefs(vgmstream,streamFile,musx.coefs_offset+0x1c, 0x60, musx.big_endian);
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dsp_read_hist(vgmstream,streamFile,musx.coefs_offset+0x40, 0x60, musx.big_endian);
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break;
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default:
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goto fail;
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}
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if (musx.num_samples)
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vgmstream->num_samples = musx.num_samples;
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if (musx.loop_flag && musx.loop_start_sample)
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vgmstream->loop_start_sample = musx.loop_start_sample;
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if (musx.loop_flag && musx.loop_end_sample)
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vgmstream->loop_end_sample = musx.loop_end_sample;
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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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static int parse_musx_stream(STREAMFILE *streamFile, musx_header *musx) {
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int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
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int default_channels, default_sample_rate;
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if (musx->big_endian) {
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read_32bit = read_32bitBE;
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} else {
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read_32bit = read_32bitLE;
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}
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/* autodetect for older versions that have no info */
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if (musx->platform == 0) {
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if (musx->big_endian) {
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musx->platform = 0x47433032; /* "GC02" (fake) */
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}
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else {
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off_t offset = musx->stream_offset;
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size_t max = 0x5000;
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if (max > musx->stream_size)
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max = musx->stream_size;
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if (ps_check_format(streamFile, offset, max)) {
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musx->platform = 0x5053325F; /* "PS2_" */
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} else {
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musx->platform = 0x58423032; /* "XB02" (fake) */
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}
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}
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}
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/* defaults */
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switch(musx->platform) {
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case 0x5053325F: /* "PS2_" */
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default_channels = 2;
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default_sample_rate = 32000;
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musx->codec = PSX;
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break;
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case 0x47435F5F: /* "GC__" */
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default_channels = 2;
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default_sample_rate = 32000;
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musx->codec = DAT;
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break;
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case 0x47433032: /* "GC02" */
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default_channels = 2;
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default_sample_rate = 32000;
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if (musx->coefs_offset)
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musx->codec = DSP;
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else
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musx->codec = IMA;
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break;
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case 0x58425F5F: /* "XB__" */
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default_channels = 2;
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default_sample_rate = 44100;
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musx->codec = DAT;
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break;
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case 0x58423032: /* "XB02" */
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default_channels = 2;
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default_sample_rate = 44100;
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musx->codec = XBOX;
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break;
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case 0x5053505F: /* "PSP_" */
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default_channels = 2;
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default_sample_rate = 32768;
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musx->codec = PSX;
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break;
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case 0x5749495F: /* "WII_" */
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default_channels = 2;
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default_sample_rate = 44100;
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musx->codec = DAT;
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break;
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case 0x5053335F: /* "PS3_" */
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default_channels = 2;
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default_sample_rate = 44100;
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musx->codec = DAT;
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break;
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case 0x58455F5F: /* "XE__" */
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default_channels = 2;
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default_sample_rate = 32000;
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musx->codec = DAT;
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break;
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case 0x50435F5F: /* "PC__" */
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default_channels = 2;
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default_sample_rate = 44100;
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musx->codec = DAT;
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break;
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default:
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VGM_LOG("MUSX: unknown platform %x\n", musx->platform);
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goto fail;
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}
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if (musx->channels == 0)
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musx->channels = default_channels;
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if (musx->sample_rate == 0)
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musx->sample_rate = default_sample_rate;
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/* parse loops and other info */
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if (musx->tables_offset && musx->loops_offset) {
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int i, cues2_count;
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off_t cues2_offset;
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/* cue/stream position table thing */
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/* 0x00: cues1 entries (entry size 0x34 or 0x18)
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* 0x04: cues2 entries (entry size 0x20 or 0x14)
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* 0x08: header size (always 0x14)
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* 0x0c: cues2 start
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* 0x10: volume? (usually <= 100) */
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/* find loops (cues1 also seems to have this info but this looks ok) */
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cues2_count = read_32bit(musx->loops_offset+0x04, streamFile);
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cues2_offset = musx->loops_offset + read_32bit(musx->loops_offset+0x0c, streamFile);
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for (i = 0; i < cues2_count; i++) {
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uint32_t type, offset1, offset2;
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if (musx->is_old) {
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offset1 = read_32bit(cues2_offset + i*0x20 + 0x04, streamFile);
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type = read_32bit(cues2_offset + i*0x20 + 0x08, streamFile);
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offset2 = read_32bit(cues2_offset + i*0x20 + 0x14, streamFile);
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} else {
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offset1 = read_32bit(cues2_offset + i*0x14 + 0x04, streamFile);
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type = read_32bit(cues2_offset + i*0x14 + 0x08, streamFile);
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offset2 = read_32bit(cues2_offset + i*0x14 + 0x0c, streamFile);
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}
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/* other types (0x0a, 0x09) look like section/end markers, 0x06/07 only seems to exist once */
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if (type == 0x06 || type == 0x07) {
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musx->loop_start = offset2;
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musx->loop_end = offset1;
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musx->loop_flag = 1;
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break;
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}
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}
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}
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else if (musx->loops_offset && read_32bitBE(musx->loops_offset, streamFile) != 0xABABABAB) {
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/* parse loop table (loop starts are -1 if non-looping)
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* 0x00: version?
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* 0x04: flags? (&1=loops)
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* 0x08: loop start offset?
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* 0x0c: loop end offset?
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* 0x10: loop end sample
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* 0x14: loop start sample
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* 0x18: loop end offset
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* 0x1c: loop start offset */
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musx->loop_end_sample = read_32bitLE(musx->loops_offset+0x10, streamFile);
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musx->loop_start_sample = read_32bitLE(musx->loops_offset+0x14, streamFile);
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musx->loop_end = read_32bitLE(musx->loops_offset+0x18, streamFile);
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musx->loop_start = read_32bitLE(musx->loops_offset+0x1c, streamFile);
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musx->num_samples = musx->loop_end_sample; /* preferable even if not looping as some files have padding */
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musx->loop_flag = (musx->loop_start_sample >= 0);
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}
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/* fix some v10 platform (like PSP) sizes */
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if (musx->stream_size == 0) {
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musx->stream_size = musx->file_size - musx->stream_offset;
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/* always padded to nearest 0x800 sector */
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if (musx->stream_size > 0x800) {
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uint8_t buf[0x800];
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int pos;
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off_t offset = musx->stream_offset + musx->stream_size - 0x800;
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if (read_streamfile(buf, offset, sizeof(buf), streamFile) != 0x800)
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goto fail;
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pos = 0x800 - 0x04;
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while (pos > 0) {
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if (get_u32be(buf + pos) != 0xABABABAB)
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break;
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musx->stream_size -= 0x04;
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pos -= 0x04;
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}
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}
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}
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return 1;
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fail:
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return 0;
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}
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static int parse_musx(STREAMFILE *streamFile, musx_header *musx) {
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int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
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int target_subsong = streamFile->stream_index;
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/* base header is LE */
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/* 0x04: file ID (referenced in external .h, sometimes files are named HC(id).sfx too) */
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musx->version = read_32bitLE(0x08,streamFile);
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musx->file_size = read_32bitLE(0x0c,streamFile);
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switch(musx->version) {
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case 201: /* Sphinx and the Cursed Mummy (PS2), Buffy the Vampire Slayer: Chaos Bleeds (PS2/GC/Xbox) */
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case 1: /* Athens 2004 (PS2) */
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musx->platform = 0; /* guess later */
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musx->tables_offset = 0x10;
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musx->big_endian = guess_endianness32bit(0x10, streamFile);
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musx->is_old = 1;
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break;
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case 4: /* Spyro: A Hero's Tail (PS2/Xbox/GC), Athens 2004 (PC) */
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case 5: /* Predator: Concrete Jungle (PS2/Xbox), Robots (GC) */
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case 6: /* Batman Begins (GC), Ice Age 2 (PS2/PC) */
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musx->platform = read_32bitBE(0x10,streamFile);
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/* 0x14: some id/hash? */
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/* 0x18: platform number? */
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/* 0x1c: null */
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musx->tables_offset = 0x20;
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musx->big_endian = (musx->platform == 0x47435F5F); /* "GC__" */
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break;
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case 10: /* 007: Quantum of Solace (PS2), Pirates of the Caribbean: At World's End (PSP), GoldenEye 007 (Wii), Rio (PS3) */
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musx->platform = read_32bitBE(0x10,streamFile);
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/* 0x14: null */
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/* 0x18: platform number? */
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/* 0x1c: null */
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/* 0x20: hash */
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musx->tables_offset = 0; /* no tables */
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musx->big_endian = (musx->platform == 0x47435F5F || /* "GC__" */
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musx->platform == 0x58455F5F || /* "XE__" */
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musx->platform == 0x5053335F || /* "PS3_" */
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musx->platform == 0x5749495F); /* "WII_" */
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break;
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default:
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goto fail;
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}
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if (musx->big_endian) {
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read_32bit = read_32bitBE;
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} else {
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read_32bit = read_32bitLE;
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}
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/* MUSX has multiple forms which seem external/implicit info so we need some crude autodetection */
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if (musx->tables_offset) {
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off_t table1_offset, table2_offset /*, table3_offset, table4_offset*/;
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size_t /*table1_size, table2_size, table3_size,*/ table4_size;
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table1_offset = read_32bit(musx->tables_offset+0x00, streamFile);
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//table1_size = read_32bit(musx->tables_offset+0x04, streamFile);
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table2_offset = read_32bit(musx->tables_offset+0x08, streamFile);
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//table2_size = read_32bit(musx->tables_offset+0x0c, streamFile);
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//table3_offset = read_32bit(musx->tables_offset+0x10, streamFile);
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//table3_size = read_32bit(musx->tables_offset+0x14, streamFile);
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//table4_offset = read_32bit(musx->tables_offset+0x18, streamFile);
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table4_size = read_32bit(musx->tables_offset+0x1c, streamFile);
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if (table2_offset == 0 || table2_offset == 0xABABABAB) {
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/* possibly a collection of IDs */
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goto fail;
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}
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else if (table4_size != 0 && table4_size != 0xABABABAB) {
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/* sfx banks have table1=id table? table2=header table, table=DSP coefs table (optional), table4=data */
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musx->form = SFX_BANK;
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}
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else if (read_32bit(table1_offset+0x00, streamFile) < 0x9 &&
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read_32bit(table1_offset+0x08, streamFile) == 0x14 &&
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read_32bit(table1_offset+0x10, streamFile) <= 100) {
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/* streams have a info table with a certain format */
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musx->form = MFX;
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}
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else if (read_32bit(table1_offset+0x00, streamFile) == 0 &&
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read_32bit(table1_offset+0x04, streamFile) > read_32bit(table1_offset+0x00, streamFile) &&
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read_32bit(table1_offset+0x08, streamFile) > read_32bit(table1_offset+0x04, streamFile)) {
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/* a list of offsets starting from 0, each stream then has info table at offset */
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musx->form = MFX_BANK;
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}
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else {
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goto fail;
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}
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}
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else {
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if (read_32bitBE(0x800,streamFile) == 0x53424E4B) { /* "SBNK" */
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/* SFX_BANK-like sound bank found on v10 Wii games */
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musx->form = SBNK;
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}
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else if (read_32bitBE(0x800,streamFile) == 0x464F524D) { /* "FORM" */
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/* RIFF-like sound bank found on v10 PSP games */
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musx->form = FORM;
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}
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else if (read_32bitBE(0x800,streamFile) == 0x45535044) { /* "ESPD" */
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/* projectdetails.sfx */
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goto fail;
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}
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else {
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musx->form = MFX;
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}
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}
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/* parse known forms */
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switch(musx->form) {
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case MFX:
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if (musx->tables_offset) {
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musx->loops_offset = read_32bit(musx->tables_offset+0x00, streamFile);
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musx->stream_offset = read_32bit(musx->tables_offset+0x08, streamFile);
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musx->stream_size = read_32bit(musx->tables_offset+0x0c, streamFile);
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}
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else {
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if (read_32bitBE(0x30, streamFile) != 0xABABABAB) {
|
|
uint32_t miniheader = read_32bitBE(0x40, streamFile);
|
|
switch(miniheader) {
|
|
case 0x44415434: /* "DAT4" */
|
|
case 0x44415435: /* "DAT5" */
|
|
case 0x44415438: /* "DAT8" */
|
|
/* found on PS3/Wii (but not always?) */
|
|
musx->stream_size = read_32bitLE(0x44, streamFile);
|
|
musx->channels = read_32bitLE(0x48, streamFile);
|
|
musx->sample_rate = read_32bitLE(0x4c, streamFile);
|
|
musx->loops_offset = 0x50;
|
|
break;
|
|
default:
|
|
if (read_32bitBE(0x30, streamFile) == 0x00 &&
|
|
read_32bitBE(0x34, streamFile) == 0x00) {
|
|
/* no subheader [Spider-Man 4 (Wii)] */
|
|
musx->loops_offset = 0x00;
|
|
} else {
|
|
/* loop info only [G-Force (PS3)] */
|
|
musx->loops_offset = 0x30;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
musx->stream_offset = 0x800;
|
|
musx->stream_size = 0; /* read later */
|
|
}
|
|
|
|
if (!parse_musx_stream(streamFile, musx))
|
|
goto fail;
|
|
break;
|
|
|
|
case MFX_BANK: {
|
|
off_t target_offset, base_offset, data_offset;
|
|
|
|
musx->total_subsongs = read_32bit(musx->tables_offset+0x04, streamFile) / 0x04; /* size */
|
|
if (target_subsong == 0) target_subsong = 1;
|
|
if (target_subsong > musx->total_subsongs || musx->total_subsongs <= 0) goto fail;
|
|
|
|
base_offset = read_32bit(musx->tables_offset+0x00, streamFile);
|
|
data_offset = read_32bit(musx->tables_offset+0x08, streamFile);
|
|
|
|
target_offset = read_32bit(base_offset + (target_subsong - 1)*0x04, streamFile) + data_offset;
|
|
|
|
/* 0x00: id? */
|
|
musx->stream_offset = read_32bit(target_offset + 0x04, streamFile) + data_offset;
|
|
musx->stream_size = read_32bit(target_offset + 0x08, streamFile);
|
|
musx->loops_offset = target_offset + 0x0c;
|
|
|
|
/* this looks correct for PS2 and Xbox, not sure about GC */
|
|
musx->channels = 1;
|
|
musx->sample_rate = 22050;
|
|
|
|
if (!parse_musx_stream(streamFile, musx))
|
|
goto fail;
|
|
break;
|
|
}
|
|
|
|
case SFX_BANK: {
|
|
off_t target_offset, head_offset, coef_offset, data_offset;
|
|
size_t coef_size;
|
|
|
|
//unk_offset = read_32bit(musx->tables_offset+0x00, streamFile); /* ids and cue-like config? */
|
|
head_offset = read_32bit(musx->tables_offset+0x08, streamFile);
|
|
coef_offset = read_32bit(musx->tables_offset+0x10, streamFile);
|
|
coef_size = read_32bit(musx->tables_offset+0x14, streamFile);
|
|
data_offset = read_32bit(musx->tables_offset+0x18, streamFile);
|
|
|
|
musx->total_subsongs = read_32bit(head_offset+0x00, streamFile);
|
|
if (target_subsong == 0) target_subsong = 1;
|
|
if (target_subsong > musx->total_subsongs || musx->total_subsongs <= 0) goto fail;
|
|
|
|
|
|
if (musx->is_old) {
|
|
target_offset = head_offset + 0x04 + (target_subsong - 1)*0x28;
|
|
|
|
/* 0x00: flag? */
|
|
musx->stream_offset = read_32bit(target_offset + 0x04, streamFile) + data_offset;
|
|
musx->stream_size = read_32bit(target_offset + 0x08, streamFile);
|
|
musx->sample_rate = read_32bit(target_offset + 0x0c, streamFile);
|
|
/* 0x10: size? */
|
|
/* 0x14: channels? */
|
|
/* 0x18: always 4? */
|
|
musx->coefs_offset = read_32bit(target_offset + 0x1c, streamFile) + coef_offset; /* may be set even for non-GC */
|
|
/* 0x20: null? */
|
|
/* 0x24: sub-id? */
|
|
musx->channels = 1;
|
|
}
|
|
else {
|
|
target_offset = head_offset + 0x04 + (target_subsong - 1)*0x20;
|
|
|
|
/* 0x00: flag? */
|
|
musx->stream_offset = read_32bit(target_offset + 0x04, streamFile) + data_offset;
|
|
musx->stream_size = read_32bit(target_offset + 0x08, streamFile);
|
|
musx->sample_rate = read_32bit(target_offset + 0x0c, streamFile);
|
|
/* 0x10: size? */
|
|
musx->coefs_offset = read_32bit(target_offset + 0x14, streamFile) + coef_offset; /* may be set even for non-GC */
|
|
/* 0x18: null? */
|
|
/* 0x1c: sub-id? */
|
|
musx->channels = 1;
|
|
}
|
|
|
|
if (coef_size == 0)
|
|
musx->coefs_offset = 0; /* disable for later detection */
|
|
|
|
if (!parse_musx_stream(streamFile, musx))
|
|
goto fail;
|
|
break;
|
|
}
|
|
|
|
default:
|
|
VGM_LOG("MUSX: unknown form\n");
|
|
goto fail;
|
|
}
|
|
|
|
|
|
return 1;
|
|
fail:
|
|
return 0;
|
|
}
|