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https://github.com/vgmstream/vgmstream.git
synced 2025-02-17 19:19:16 +01:00
Remove .amts/smta/ps2stm fake ext (use .stm/lstm)
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bnnm
parent
35433e6650
commit
627e2310ad
@ -215,7 +215,7 @@ This list is not complete and many other files are supported.
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- .sd9 (MS ADPCM)
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- .smp (MS ADPCM)
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- .spw (PSX configurable ADPCM)
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- .stm/lstm [amts/ps2stm/stma] (16 bit PCM, DVI IMA ADPCM, GC DSP ADPCM)
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- .stm/lstm (16 bit PCM, DVI IMA ADPCM, GC DSP ADPCM)
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- .str (SDX2 DPCM)
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- .stx (GC AFC ADPCM)
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- .ulw (u-Law PCM)
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@ -64,7 +64,6 @@ static const char* extension_list[] = {
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"al", //txth/raw [Dominions 3 - The Awakening (PC)]
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"al2", //txth/raw [Conquest of Elysium 3 (PC)]
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"ams", //txth/reserved [Super Dragon Ball Z (PS2) ELF names]
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"amts", //fake extension/header id for .stm (renamed? to be removed?)
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"an2",
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"ao",
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"ap",
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@ -415,7 +414,6 @@ static const char* extension_list[] = {
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"pona",
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"pos",
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"ps3",
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"ps2stm", //fake extension for .stm (renamed? to be removed?)
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"psb",
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"psf",
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"psh", //fake extension for .vsv (to be removed)
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@ -530,7 +528,6 @@ static const char* extension_list[] = {
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"ster",
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"sth",
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"stm",
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"stma", //fake extension/header id for .stm
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"str",
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"stream",
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"strm",
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237
src/meta/stm.c
237
src/meta/stm.c
@ -1,118 +1,119 @@
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#include "meta.h"
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#include "../coding/coding.h"
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/* STM - from Angel Studios/Rockstar San Diego games (Red Dead Revolver, Midnight Club 2, TransWorld Surf) */
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VGMSTREAM * init_vgmstream_stm(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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int loop_flag = 0, channel_count;
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int big_endian, bps, interleave, data_size, loop_start = 0, loop_end = 0;
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int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
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int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
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/* check extension, case insensitive
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* .stm is the real ext but common, rename to .lstm or .stma/amts/ps2stm (older) */
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if ( !check_extensions(streamFile,"stm,lstm,stma,amts,ps2stm"))
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goto fail;
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/* check header */
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if ((read_32bitBE(0x00,streamFile) != 0x53544d41) && /* "SMTA" (LE) */
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(read_32bitBE(0x00,streamFile) != 0x414D5453)) /* "AMTS" (BE) */
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goto fail;
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/* 0x04: revision (696F/696B/696A/6969) */
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big_endian = (read_32bitBE(0x00,streamFile) == 0x414D5453);
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if (big_endian) {
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read_32bit = read_32bitBE;
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read_16bit = read_16bitBE;
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} else {
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read_32bit = read_32bitLE;
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read_16bit = read_16bitLE;
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}
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start_offset = 0x800;
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interleave = read_32bit(0x08,streamFile);
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bps = read_32bit(0x10,streamFile);
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channel_count = read_32bit(0x14,streamFile);
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data_size = read_32bit(0x18,streamFile);
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loop_end = read_32bit(0x1c,streamFile); /* absolute offset */
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if (data_size + start_offset != get_streamfile_size(streamFile)) goto fail;
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if (big_endian) {
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/* GC AMTS have a regular DSP header beyond 0x20, just use what we need, no point on validating all fields */
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loop_flag = read_16bit(0x2c,streamFile);
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}
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else {
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/* PS2/Xbox STMA have either loop info or padding beyond 0x20 */
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if (read_32bit(0x20,streamFile) == 1) { /* may contain 0xCCCCCCCC garbage */
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loop_flag = 1;
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loop_start = read_32bit(0x24,streamFile);
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/* 0x28 (32b * ch): loop start hist+step per channel */ //todo setup
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}
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#if 0
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/* this works for some files that do full repeats, but also repeats many SFX */
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else if (data_size != loop_end && data_size != loop_end - 0x100) { /* data_size vs adjusted loop_end */
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loop_flag = 1;
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}
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#endif
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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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vgmstream->sample_rate = read_32bit(0xc,streamFile);
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vgmstream->meta_type = meta_STM;
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vgmstream->layout_type = (channel_count > 1) ? layout_interleave : layout_none;
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switch(bps) {
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case 4:
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if (big_endian) { /* GC DSP ADPCM (TransWorld Surf GC) */
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vgmstream->coding_type = coding_NGC_DSP;
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vgmstream->interleave_block_size = interleave;
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vgmstream->num_samples = read_32bit(0x20,streamFile);
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vgmstream->loop_start_sample = dsp_nibbles_to_samples(read_32bit(0x30,streamFile));
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vgmstream->loop_end_sample = dsp_nibbles_to_samples(read_32bit(0x34,streamFile))+1;
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dsp_read_coefs_be(vgmstream, streamFile, 0x3c, 0x60);
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dsp_read_hist_be(vgmstream, streamFile, 0x60, 0x60);
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}
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else { /* DVI IMA ADPCM (Red Dead Revolver, Midnight Club 2) */
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vgmstream->coding_type = coding_DVI_IMA_int;
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/* 'interleave not' reliable, strange values and rarely needs 0x80 */
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vgmstream->interleave_block_size = (interleave == 0xc000) ? 0x80 : 0x40;
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vgmstream->num_samples = ima_bytes_to_samples(data_size, vgmstream->channels);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = ima_bytes_to_samples(loop_end - start_offset, vgmstream->channels);
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}
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break;
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case 16: /* PCM (Spy Hunter 2 PS2, rare) */
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vgmstream->coding_type = big_endian ? coding_PCM16BE : coding_PCM16LE;
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vgmstream->interleave_block_size = 0x02; /* interleave not always reliable */
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vgmstream->num_samples = pcm_bytes_to_samples(data_size, vgmstream->channels, bps);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = pcm_bytes_to_samples(loop_end - start_offset, vgmstream->channels, bps);
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break;
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default:
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VGM_LOG("STM: unknown bps %i\n", bps);
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goto fail;
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}
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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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#include "meta.h"
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#include "../coding/coding.h"
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/* STM - from Angel Studios/Rockstar San Diego games [Red Dead Revolver (PS2), Spy Hunter 2 (PS2/Xbox)] */
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VGMSTREAM* init_vgmstream_stm(STREAMFILE* sf) {
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VGMSTREAM* vgmstream = NULL;
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off_t start_offset;
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int loop_flag = 0, channel_count;
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int big_endian, bps, interleave, data_size, loop_start = 0, loop_end = 0;
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int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
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int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
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/* checks */
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if (!is_id32be(0x00,sf, "STMA") && /* LE */
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!is_id32be(0x00,sf, "AMTS")) /* BE */
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goto fail;
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/* .stm: real extension
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* .lstm: for plugins */
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if (!check_extensions(sf,"stm,lstm"))
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goto fail;
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/* 0x04: revision (696F/696B/696A/6969) */
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big_endian = is_id32be(0x00,sf, "AMTS");
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if (big_endian) {
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read_32bit = read_32bitBE;
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read_16bit = read_16bitBE;
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} else {
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read_32bit = read_32bitLE;
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read_16bit = read_16bitLE;
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}
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start_offset = 0x800;
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interleave = read_32bit(0x08,sf);
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bps = read_32bit(0x10,sf);
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channel_count = read_32bit(0x14,sf);
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data_size = read_32bit(0x18,sf);
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loop_end = read_32bit(0x1c,sf); /* absolute offset */
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if (data_size + start_offset != get_streamfile_size(sf)) goto fail;
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if (big_endian) {
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/* GC AMTS have a regular DSP header beyond 0x20, just use what we need, no point on validating all fields */
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loop_flag = read_16bit(0x2c,sf);
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}
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else {
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/* PS2/Xbox STMA have either loop info or padding beyond 0x20 */
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if (read_32bit(0x20,sf) == 1) { /* may contain 0xCCCCCCCC garbage */
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loop_flag = 1;
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loop_start = read_32bit(0x24,sf);
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/* 0x28 (32b * ch): loop start hist+step per channel */ //todo setup
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}
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#if 0
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/* this works for some files that do full repeats, but also repeats many SFX */
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else if (data_size != loop_end && data_size != loop_end - 0x100) { /* data_size vs adjusted loop_end */
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loop_flag = 1;
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}
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#endif
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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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vgmstream->sample_rate = read_32bit(0xc,sf);
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vgmstream->meta_type = meta_STM;
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vgmstream->layout_type = (channel_count > 1) ? layout_interleave : layout_none;
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switch(bps) {
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case 4:
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if (big_endian) { /* GC DSP ADPCM (TransWorld Surf GC) */
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vgmstream->coding_type = coding_NGC_DSP;
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vgmstream->interleave_block_size = interleave;
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vgmstream->num_samples = read_32bit(0x20,sf);
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vgmstream->loop_start_sample = dsp_nibbles_to_samples(read_32bit(0x30,sf));
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vgmstream->loop_end_sample = dsp_nibbles_to_samples(read_32bit(0x34,sf))+1;
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dsp_read_coefs_be(vgmstream, sf, 0x3c, 0x60);
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dsp_read_hist_be(vgmstream, sf, 0x60, 0x60);
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}
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else { /* DVI IMA ADPCM (Red Dead Revolver, Midnight Club 2) */
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vgmstream->coding_type = coding_DVI_IMA_int;
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/* 'interleave not' reliable, strange values and rarely needs 0x80 */
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vgmstream->interleave_block_size = (interleave == 0xc000) ? 0x80 : 0x40;
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vgmstream->num_samples = ima_bytes_to_samples(data_size, vgmstream->channels);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = ima_bytes_to_samples(loop_end - start_offset, vgmstream->channels);
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}
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break;
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case 16: /* PCM (Spy Hunter 2 PS2, rare) */
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vgmstream->coding_type = big_endian ? coding_PCM16BE : coding_PCM16LE;
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vgmstream->interleave_block_size = 0x02; /* interleave not always reliable */
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vgmstream->num_samples = pcm_bytes_to_samples(data_size, vgmstream->channels, bps);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = pcm_bytes_to_samples(loop_end - start_offset, vgmstream->channels, bps);
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break;
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default:
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VGM_LOG("STM: unknown bps %i\n", bps);
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goto fail;
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}
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if (!vgmstream_open_stream(vgmstream,sf,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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