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Merge pull request #54 from bnnm/format-xma-misc

Browse Source 
Formats: XMA and others
This commit is contained in:
Christopher Snowhill 2016-12-18 11:01:56 -08:00 committed by GitHub
commit 794204f193
15 changed files with 547 additions and 70 deletions
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4
fb2k/in_vgmstream.cpp
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@ -608,6 +608,8 @@ bool input_vgmstream::g_is_our_path(const char * p_path,const char * p_extension
if(!stricmp_utf8(p_extension,"xa2")) return 1;
if(!stricmp_utf8(p_extension,"xa30")) return 1;
if(!stricmp_utf8(p_extension,"xau")) return 1;
if(!stricmp_utf8(p_extension,"xma")) return 1;
if(!stricmp_utf8(p_extension,"xma2")) return 1;
if(!stricmp_utf8(p_extension,"xmu")) return 1;
if(!stricmp_utf8(p_extension,"xnb")) return 1;
if(!stricmp_utf8(p_extension,"xsf")) return 1;
@ -945,6 +947,8 @@ DECLARE_MULTIPLE_FILE_TYPE("PSX CD-XA File (*.XA)", xa);
DECLARE_MULTIPLE_FILE_TYPE("XA2 Audio File (*.XA2)", xa2);
DECLARE_MULTIPLE_FILE_TYPE("XA30 Audio File (*.XA30)", xa30);
DECLARE_MULTIPLE_FILE_TYPE("XAU Audio File (*.XAU)", xau);
DECLARE_MULTIPLE_FILE_TYPE("XMA Audio File (*.XMA)", xma);
DECLARE_MULTIPLE_FILE_TYPE("XMA2 Audio File (*.XMA2)", xma2);
DECLARE_MULTIPLE_FILE_TYPE("XMU Audio File (*.XMU)", xmu);
DECLARE_MULTIPLE_FILE_TYPE("XNB Audio File (*.XNB)", xnb);
DECLARE_MULTIPLE_FILE_TYPE("XSF Audio File (*.XSF)", xsf);

3
src/Makefile
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@ -306,7 +306,8 @@ META_OBJS=meta/adx_header.o \
meta/hca.o \
meta/ps2_svag_snk.o \
meta/ffmpeg.o \
meta/mp4.o
meta/mp4.o \
meta/xma.o
EXT_LIBS = ../ext_libs/clHCA.o

4
src/libvgmstream.vcproj
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@ -1166,6 +1166,10 @@
RelativePath=".\meta\xbox_xwav.c"
>
</File>
<File
RelativePath=".\meta\xma.c"
>
</File>
<File
RelativePath=".\meta\xss.c"
>

1
src/libvgmstream.vcxproj
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@ -351,6 +351,7 @@
<ClCompile Include="meta\xbox_xmu.c" />
<ClCompile Include="meta\xbox_xvas.c" />
<ClCompile Include="meta\xbox_xwav.c" />
<ClCompile Include="meta\xma.c" />
<ClCompile Include="meta\xss.c" />
<ClCompile Include="meta\xwb.c" />
<ClCompile Include="meta\ydsp.c" />

1
src/meta/Makefile.unix.am
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@ -247,5 +247,6 @@ libmeta_la_SOURCES += btsnd.c
libmeta_la_SOURCES += hca.c
libmeta_la_SOURCES += ps2_svag_snk.c
libmeta_la_SOURCES += mp4.c
libmeta_la_SOURCES += xma.c
EXTRA_DIST = meta.h

117
src/meta/ffmpeg.c
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@ -186,18 +186,73 @@ static int64_t ffmpeg_seek(void *opaque, int64_t offset, int whence)
/**
* Manually init FFmpeg only, from an offset.
* Manually init FFmpeg, from an offset.
* Can be used if the stream has an extra header over data recognized by FFmpeg.
*/
ffmpeg_codec_data * init_ffmpeg_offset(STREAMFILE *streamFile, uint64_t start, uint64_t size) {
return init_ffmpeg_faux_riff(streamFile, -1, start, size, 0);
return init_ffmpeg_header_offset(streamFile, NULL, 0, start, size);
}
/**
* Manually init FFmpeg, from an offset and creating a fake RIFF from a streamfile.
*/
ffmpeg_codec_data * init_ffmpeg_faux_riff(STREAMFILE *streamFile, int64_t fmt_offset, uint64_t start, uint64_t size, int big_endian) {
if (fmt_offset > 0) {
size_t header_size = 0;
int max_header_size = (int)(start - fmt_offset);
uint8_t p[100];
if (max_header_size < 18 || max_header_size > 100)
goto fail;
//p = av_malloc(max_header_size + 8 + 4 + 8 + 8);
//if (!p) goto fail;
if (read_streamfile(p + 8 + 4 + 8, fmt_offset, max_header_size, streamFile) != max_header_size)
goto fail;
if (big_endian) {
int shift = 8 + 4 + 8;
put_16bitLE(p+shift, get_16bitBE(p));
put_16bitLE(p+shift + 2, get_16bitBE(p + 2));
put_32bitLE(p+shift + 4, get_32bitBE(p + 4));
put_32bitLE(p+shift + 8, get_32bitBE(p + 8));
put_16bitLE(p+shift + 12, get_16bitBE(p + 12));
put_16bitLE(p+shift + 14, get_16bitBE(p + 14));
put_16bitLE(p+shift + 16, get_16bitBE(p + 16));
}
header_size = 8 + 4 + 8 + 8 + 18 + get_16bitLE(p + 8 + 4 + 8 + 16);
// Meh, dunno how to handle swapping the extra data
// FFmpeg doesn't need most of this data anyway
if ((unsigned)(get_16bitLE(p + 8 + 4 + 8) - 0x165) < 2)
memset(p + 8 + 4 + 8 + 18, 0, 34);
// Fill out the RIFF structure
memcpy(p, "RIFF", 4);
put_32bitLE(p + 4, header_size + size - 8);
memcpy(p + 8, "WAVE", 4);
memcpy(p + 12, "fmt ", 4);
put_32bitLE(p + 16, 18 + get_16bitLE(p + 8 + 4 + 8 + 16));
memcpy(p + header_size - 8, "data", 4);
put_32bitLE(p + header_size - 4, size);
return init_ffmpeg_header_offset(streamFile, p, header_size, start, size);
}
else {
return init_ffmpeg_header_offset(streamFile, NULL, 0, start, size);
}
fail:
return NULL;
}
/**
* Manually init FFmpeg only, from an offset / fake RIFF.
* Can insert a fake RIFF header, to trick FFmpeg into demuxing/decoding the stream.
* Manually init FFmpeg, from a fake header / offset.
*
* Can take a fake header, to trick FFmpeg into demuxing/decoding the stream.
* This header will be seamlessly inserted before 'start' offset, and total filesize will be 'header_size' + 'size'.
* The header buffer will be copied and memory-managed internally.
*/
ffmpeg_codec_data * init_ffmpeg_faux_riff(STREAMFILE *streamFile, int64_t fmt_offset, uint64_t start, uint64_t size, int big_endian) {
ffmpeg_codec_data * init_ffmpeg_header_offset(STREAMFILE *streamFile, uint8_t * header, uint64_t header_size, uint64_t start, uint64_t size) {
char filename[PATH_LIMIT];
ffmpeg_codec_data * data;
@ -226,41 +281,12 @@ ffmpeg_codec_data * init_ffmpeg_faux_riff(STREAMFILE *streamFile, int64_t fmt_of
data->size = size;
/* insert fake RIFF header to trick FFmpeg into demuxing/decoding the stream */
if (fmt_offset > 0) {
int max_header_size = (int)(start - fmt_offset);
uint8_t *p;
if (max_header_size < 18) goto fail;
data->header_insert_block = p = av_malloc(max_header_size + 8 + 4 + 8 + 8);
/* insert fake header to trick FFmpeg into demuxing/decoding the stream */
if (header_size > 0) {
data->header_size = header_size;
data->header_insert_block = av_memdup(header, header_size);
if (!data->header_insert_block) goto fail;
if (read_streamfile(p + 8 + 4 + 8, fmt_offset, max_header_size, streamFile) != max_header_size) goto fail;
if (big_endian) {
p += 8 + 4 + 8;
put_16bitLE(p, get_16bitBE(p));
put_16bitLE(p + 2, get_16bitBE(p + 2));
put_32bitLE(p + 4, get_32bitBE(p + 4));
put_32bitLE(p + 8, get_32bitBE(p + 8));
put_16bitLE(p + 12, get_16bitBE(p + 12));
put_16bitLE(p + 14, get_16bitBE(p + 14));
put_16bitLE(p + 16, get_16bitBE(p + 16));
p -= 8 + 4 + 8;
}
data->header_size = 8 + 4 + 8 + 8 + 18 + get_16bitLE(p + 8 + 4 + 8 + 16);
// Meh, dunno how to handle swapping the extra data
// FFmpeg doesn't need most of this data anyway
if ((unsigned)(get_16bitLE(p + 8 + 4 + 8) - 0x165) < 2)
memset(p + 8 + 4 + 8 + 18, 0, 34);
// Fill out the RIFF structure
memcpy(p, "RIFF", 4);
put_32bitLE(p + 4, data->header_size + size - 8);
memcpy(p + 8, "WAVE", 4);
memcpy(p + 12, "fmt ", 4);
put_32bitLE(p + 16, 18 + get_16bitLE(p + 8 + 4 + 8 + 16));
memcpy(p + data->header_size - 8, "data", 4);
put_32bitLE(p + data->header_size - 4, size);
}
/* setup IO, attempt to autodetect format and gather some info */
data->buffer = av_malloc(FFMPEG_DEFAULT_IO_BUFFER_SIZE);
@ -411,8 +437,8 @@ fail:
static int init_seek(ffmpeg_codec_data * data) {
int ret, ts_index, found_first = 0;
int64_t ts = 0;
int64_t pos; /* offset */
int size; /* coded size */
int64_t pos = 0; /* offset */
int size = 0; /* coded size */
int distance = 0; /* always? */
AVStream * stream;
@ -436,7 +462,7 @@ static int init_seek(ffmpeg_codec_data * data) {
av_packet_unref(pkt);
ret = av_read_frame(data->formatCtx, pkt);
if (ret < 0)
goto fail;
break;
if (pkt->stream_index != data->streamIndex)
continue; /* ignore non-selected streams */
@ -450,6 +476,15 @@ static int init_seek(ffmpeg_codec_data * data) {
break;
}
}
if (!found_first)
goto fail;
/* in rare cases there is only one packet */
/* if (size == 0) { size = data_end - pos; } */ /* no easy way to know, ignore (most formats don's need size) */
/* some formats (XMA1) don't seem to have packet.dts, pretend it's 0 */
if (ts == INT64_MIN)
ts = 0;
/* apparently some (non-audio?) streams start with a DTS before 0, but some read_seeks expect 0, which would disrupt the index
* we may need to keep start_ts around, since avstream/codec/format isn't always set */

56
src/meta/mca.c
View File

@ -8,11 +8,11 @@ Capcom MADP format found in Capcom 3DS games.
VGMSTREAM * init_vgmstream_mca(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
char filename[PATH_LIMIT];
coding_t coding_type;
int channel_count;
int loop_flag;
off_t start_offset;
off_t coef_offset;
int version;
size_t head_size, data_size;
off_t start_offset, coef_offset, coef_start, coef_shift;
int i, j;
int coef_spacing;
@ -26,44 +26,60 @@ VGMSTREAM * init_vgmstream_mca(STREAMFILE *streamFile) {
if ((uint32_t)read_32bitBE(0, streamFile) != 0x4D414450) /* "MADP" */
goto fail;
start_offset = (get_streamfile_size(streamFile) - read_32bitLE(0x20, streamFile));
channel_count = read_8bit(0x8, streamFile);
if (read_32bitLE(0x18, streamFile) > 0)
loop_flag = 1;
else
loop_flag = 0;
coding_type = coding_NGC_DSP;
if (channel_count < 1) goto fail;
loop_flag = read_32bitLE(0x18, streamFile) > 0;
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count, loop_flag);
if (!vgmstream) goto fail;
/* fill in the vital statistics */
vgmstream->interleave_block_size = read_16bitLE(0xa, streamFile); /* guessed, only seen 0x100 */
vgmstream->num_samples = read_32bitLE(0xc, streamFile);
vgmstream->sample_rate = (uint16_t)read_16bitLE(0x10, streamFile);
/* channels and loop flag are set by allocate_vgmstream */
vgmstream->loop_start_sample = read_32bitLE(0x14, streamFile);
vgmstream->loop_end_sample = read_32bitLE(0x18, streamFile);
vgmstream->coding_type = coding_type;
vgmstream->coding_type = coding_NGC_DSP;
if (channel_count == 1)
vgmstream->layout_type = layout_none;
else
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x100; // Constant for this format
vgmstream->meta_type = meta_MCA;
coef_offset = start_offset - (vgmstream->channels * 0x30);
/* find data/coef offsets (guessed, formula may change with version) */
version = read_16bitLE(0x04, streamFile);
coef_spacing = 0x30;
data_size = read_32bitLE(0x20, streamFile);
if (version <= 0x3) { /* v3: Resident Evil Mercenaries 3D, Super Street Fighter IV 3D */
head_size = get_streamfile_size(streamFile) - data_size; /* probably 0x2c + 0x30*ch */
coef_shift = 0x0;
coef_start = head_size - coef_spacing * channel_count;
start_offset = head_size;
coef_offset = coef_start + coef_shift * 0x14;
} else if (version == 0x4) { /* v4: EX Troopers, Ace Attourney 5 */
head_size = read_16bitLE(0x1c, streamFile);
coef_shift = read_16bitLE(0x28, streamFile);
coef_start = head_size - coef_spacing * channel_count;
start_offset = head_size;
coef_offset = coef_start + coef_shift * 0x14;
} else { /* v5: Ace Attourney 6, Monster Hunter Generations, v6+? */
head_size = read_16bitLE(0x1c, streamFile); /* partial size */
coef_shift = read_16bitLE(0x28, streamFile);
coef_start = head_size - coef_spacing * channel_count;
start_offset = read_32bitLE(coef_start - 0x4, streamFile);
coef_offset = coef_start + coef_shift * 0x14;
}
/* set up ADPCM coefs */
for (j = 0; j<vgmstream->channels; j++) {
for (i = 0; i<16; i++) {
vgmstream->ch[j].adpcm_coef[i] = read_16bitLE(coef_offset + j*coef_spacing + i * 2, streamFile);

3
src/meta/meta.h
View File

@ -119,6 +119,7 @@ VGMSTREAM * init_vgmstream_hca_offset(STREAMFILE *streamFile, uint64_t start, ui
#ifdef VGM_USE_FFMPEG
ffmpeg_codec_data * init_ffmpeg_faux_riff(STREAMFILE *streamFile, int64_t fmt_offset, uint64_t stream_offset, uint64_t stream_size, int fmt_big_endian);
ffmpeg_codec_data * init_ffmpeg_offset(STREAMFILE *streamFile, uint64_t start, uint64_t size);
ffmpeg_codec_data * init_ffmpeg_header_offset(STREAMFILE *streamFile, uint8_t * header, uint64_t header_size, uint64_t start, uint64_t size);
void free_ffmpeg(ffmpeg_codec_data *);
@ -661,4 +662,6 @@ VGMSTREAM * init_vgmstream_btsnd(STREAMFILE* streamFile);
VGMSTREAM * init_vgmstream_ps2_svag_snk(STREAMFILE* streamFile);
VGMSTREAM * init_vgmstream_xma(STREAMFILE* streamFile);
#endif

8
src/meta/ps2_mss.c
View File

@ -1,6 +1,11 @@
#include "meta.h"
#include "../util.h"
/**
* Guerrilla's MSS
*
* Found in ShellShock Nam '67, Killzone (PS2)
*/
VGMSTREAM * init_vgmstream_ps2_mss(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
char filename[PATH_LIMIT];
@ -26,9 +31,10 @@ VGMSTREAM * init_vgmstream_ps2_mss(STREAMFILE *streamFile) {
/* fill in the vital statistics */
start_offset = read_32bitLE(0x08,streamFile);
vgmstream->channels = channel_count;
/*datasize = read_32bitLE(0x0c,streamFile) */
vgmstream->sample_rate = read_32bitLE(0x10,streamFile);
vgmstream->num_samples = read_32bitLE(0x1C,streamFile);/* / 16 * 28 */
vgmstream->coding_type = coding_PSX;
vgmstream->num_samples = read_32bitLE(0x1C,streamFile);
if (channel_count == 1)

396
src/meta/xma.c Normal file
View File

@ -0,0 +1,396 @@
#include "meta.h"
#include "../util.h"
#define ADJUST_SAMPLE_RATE 0
#define XMA_BYTES_PER_PACKET 2048
#define XMA_SAMPLES_PER_FRAME 512
#define XMA_SAMPLES_PER_SUBFRAME 128
#define FAKE_RIFF_BUFFER_SIZE 100
/* parsing helper */
typedef struct {
size_t file_size;
/* file traversing */
int big_endian;
off_t chunk_offset; /* main header chunk offset, after "(id)" and size */
size_t chunk_size;
off_t data_offset;
size_t data_size;
int32_t fmt_codec;
uint8_t xma2_version;
int needs_header;
/* info */
int loop_flag;
int32_t num_samples;
int32_t loop_start_sample;
int32_t loop_end_sample;
int32_t xma1_loop_start_offset_b;
int32_t xma1_loop_end_offset_b;
int32_t xma1_subframe_data;
} xma_header_data;
static int parse_header(xma_header_data * xma, STREAMFILE *streamFile);
static void parse_xma1_sample_data(xma_header_data * xma, STREAMFILE *streamFile);
static int create_riff_header(uint8_t * buf, size_t buf_size, xma_header_data * xma, STREAMFILE *streamFile);
#if ADJUST_SAMPLE_RATE
static int get_xma_sample_rate(int32_t general_rate);
#endif
/**
* XMA 1/2 (Microsoft)
*
* Usually in RIFF headers and minor variations.
*/
VGMSTREAM * init_vgmstream_xma(STREAMFILE *streamFile) {
char filename[PATH_LIMIT];
VGMSTREAM * vgmstream = NULL;
ffmpeg_codec_data *data = NULL;
xma_header_data xma;
uint8_t fake_riff[FAKE_RIFF_BUFFER_SIZE];
int fake_riff_size = 0;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("xma",filename_extension(filename))
&& strcasecmp("xma2",filename_extension(filename)) ) /* Skullgirls */
goto fail;
/* check header */
if ( !parse_header(&xma, streamFile) )
goto fail;
/* init ffmpeg (create a fake RIFF that FFmpeg can read if needed) */
if (xma.needs_header) { /* fake header + partial size */
fake_riff_size = create_riff_header(fake_riff, FAKE_RIFF_BUFFER_SIZE, &xma, streamFile);
if (fake_riff_size <= 0) goto fail;
data = init_ffmpeg_header_offset(streamFile, fake_riff, (uint64_t)fake_riff_size, xma.data_offset+4+4, xma.data_size);
if (!data) goto fail;
}
else { /* no change */
data = init_ffmpeg_offset(streamFile, 0, xma.file_size);
if (!data) goto fail;
}
/* build VGMSTREAM */
vgmstream = allocate_vgmstream(data->channels, xma.loop_flag);
if (!vgmstream) goto fail;
/*vgmstream->channels = data->channels;*/
/*vgmstream->loop_flag = loop_flag;*/
vgmstream->codec_data = data;
vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none;
vgmstream->meta_type = meta_FFmpeg;
vgmstream->sample_rate = data->sampleRate;
#if ADJUST_SAMPLE_RATE
vgmstream->sample_rate = get_xma_sample_rate(vgmstream->sample_rate);
#endif
vgmstream->num_samples = xma.num_samples; /* data->totalSamples: XMA1 = not set; XMA2 = not reliable */
if (vgmstream->loop_flag) {
vgmstream->loop_start_sample = xma.loop_start_sample;
vgmstream->loop_end_sample = xma.loop_end_sample;
}
return vgmstream;
fail:
/* clean up */
if (data) {
free_ffmpeg(data);
}
if (vgmstream) {
vgmstream->codec_data = NULL;
close_vgmstream(vgmstream);
}
return NULL;
}
/**
* Finds stuff needed for XMA with FFmpeg
*
* returns 1 if ok, 0 on error
*/
static int parse_header(xma_header_data * xma, STREAMFILE *streamFile) {
int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
uint32_t id;
enum { RIFF } header_type;
int big_endian = 0;
/* check header */
id = read_32bitBE(0x00,streamFile);
if (id == 0x52494646 || id == 0x52494658) { /* "RIFF" / "RIFX" */
big_endian = id == 0x52494658;
header_type = RIFF;
}
else {
goto fail;
}
memset(xma,0,sizeof(xma_header_data));
xma->big_endian = big_endian;
if (xma->big_endian) {
read_32bit = read_32bitBE;
read_16bit = read_16bitBE;
} else {
read_32bit = read_32bitLE;
read_16bit = read_16bitLE;
}
xma->file_size = streamFile->get_size(streamFile);
/* find offsets */
if (header_type == RIFF) { /* regular RIFF header */
off_t current_chunk = 0xc;
off_t fmt_offset = 0, xma2_offset = 0;
size_t riff_size = 0, fmt_size = 0, xma2_size = 0;
riff_size = read_32bit(4,streamFile);
if (riff_size+8 > xma->file_size) goto fail;
while (current_chunk < xma->file_size && current_chunk < riff_size+8) {
uint32_t chunk_type = read_32bitBE(current_chunk,streamFile);
off_t chunk_size = read_32bit(current_chunk+4,streamFile);
if (current_chunk+4+4+chunk_size > xma->file_size)
goto fail;
switch(chunk_type) {
case 0x666d7420: /* "fmt " */
if (fmt_offset) goto fail;
fmt_offset = current_chunk + 4 + 4;
fmt_size = chunk_size;
break;
case 0x64617461: /* "data" */
if (xma->data_offset) goto fail;
xma->data_offset = current_chunk;
xma->data_size = chunk_size;
break;
case 0x584D4132: /* "XMA2" */
if (xma2_offset) goto fail;
xma2_offset = current_chunk + 4 + 4;
xma2_size = chunk_size;
break;
default:
break;
}
current_chunk += 8+chunk_size;
}
/* give priority to "XMA2" since it can go together with "fmt " */
if (xma2_offset) {
xma->chunk_offset = xma2_offset;
xma->chunk_size = xma2_size;
xma->xma2_version = read_8bit(xma->chunk_offset,streamFile);
xma->needs_header = 1; /* FFmpeg can only parse pure XMA1 or pure XMA2 */
} else if (fmt_offset) {
xma->chunk_offset = fmt_offset;
xma->chunk_size = fmt_size;
xma->fmt_codec = read_16bit(xma->chunk_offset,streamFile);
} else {
goto fail;
}
} else {
goto fail;
}
/* find sample data */
if (xma->xma2_version) { /* old XMA2 (internally always BE) */
xma->loop_start_sample = read_32bitBE(xma->chunk_offset+0x4,streamFile);
xma->loop_end_sample = read_32bitBE(xma->chunk_offset+0x8,streamFile);
xma->loop_flag = (uint8_t)read_8bit(xma->chunk_offset+0x3,streamFile) > 0 /* rarely not set */
|| xma->loop_end_sample;
if (xma->xma2_version == 3) {
xma->num_samples = read_32bitBE(xma->chunk_offset+0x14,streamFile);
} else {
xma->num_samples = read_32bitBE(xma->chunk_offset+0x1C,streamFile);
}
}
else if (xma->fmt_codec == 0x166) { /* pure XMA2 */
xma->num_samples = read_32bit(xma->chunk_offset+0x18,streamFile);
xma->loop_start_sample = read_32bit(xma->chunk_offset+0x28,streamFile);
xma->loop_end_sample = xma->loop_start_sample + read_32bit(xma->chunk_offset+0x2C,streamFile);
xma->loop_flag = (uint8_t)read_8bit(xma->chunk_offset+0x30,streamFile) > 0 /* never set in practice */
|| xma->loop_end_sample;
/* not needed but may affect looping? (sometimes these don't match loop/total samples) */
/* int32_t play_begin_sample = read_32bit(xma->fmt_offset+0x28,streamFile); */
/* int32_t play_end_sample = play_begin_sample + read_32bit(xma->fmt_offset+0x24,streamFile); */
}
else if (xma->fmt_codec == 0x165) { /* pure XMA1 */
xma->loop_flag = (uint8_t)read_8bit(xma->chunk_offset+0xA,streamFile) > 0;
xma->xma1_loop_start_offset_b = read_32bit(xma->chunk_offset+0x14,streamFile);
xma->xma1_loop_end_offset_b = read_32bit(xma->chunk_offset+0x18,streamFile);
xma->xma1_subframe_data = (uint8_t)read_8bit(xma->chunk_offset+0x1C,streamFile);
/* find samples count + loop samples since they are not in the header */
parse_xma1_sample_data(xma, streamFile);
}
else { /* RIFF with no XMA data or unknown version */
goto fail;
}
return 1;
fail:
return 0;
}
/**
* XMA1: manually find total and loop samples
*
* A XMA1 stream is made of packets, each containing N frames of X samples, and frame is divided into subframes for looping purposes.
* FFmpeg can't get total samples without decoding, so we'll count frames+samples by reading packet headers.
*/
static void parse_xma1_sample_data(xma_header_data * xma, STREAMFILE *streamFile) {
int frames = 0, loop_frame_start = 0, loop_frame_end = 0, loop_subframe_end, loop_subframe_skip;
uint32_t header, first_frame_b, packet_skip_b, frame_size_b, packet_size_b;
uint64_t packet_offset_b, frame_offset_b;
uint32_t size;
uint32_t packet_size = XMA_BYTES_PER_PACKET;
uint32_t offset = xma->data_offset + 4 + 4;
uint32_t offset_b = 0;
uint32_t stream_offset_b = (xma->data_offset + 4 + 4) * 8;
size = offset + xma->data_size;
packet_size_b = packet_size*8;
while (offset < size) { /* stream global offset*/
/* XMA1 packet header (32b) = packet_sequence:4, unk:2: frame_offset_in_bits:15, packet_stream_skip_count:11 */
header = read_32bitBE(offset, streamFile);
first_frame_b = (header >> 11) & 0x7FFF;
packet_skip_b = (header) & 0x7FF;
offset_b = offset * 8;
packet_offset_b = 4*8 + first_frame_b;
while (packet_offset_b < packet_size_b && packet_skip_b!=0x7FF) { /* internal packet offset + full packet skip (needed?) */
frame_offset_b = offset_b + packet_offset_b; /* global offset to packet, in bits for aligment stuff */
/* XMA1 frame header (32b) = frame_length_in_bits:15, frame_data:17+ */
header = read_32bitBE(frame_offset_b/8, streamFile);
frame_size_b = (header >> (17 - frame_offset_b % 8)) & 0x7FFF;
if (frame_size_b == 0) /* observed in some files */
break;
packet_offset_b += frame_size_b;/* including header */
if (frame_size_b != 0x7FFF) /* end frame marker*/
frames++;
if (xma->loop_flag && frame_offset_b - stream_offset_b == xma->xma1_loop_start_offset_b)
loop_frame_start = frames;
if (xma->loop_flag && frame_offset_b - stream_offset_b == xma->xma1_loop_end_offset_b)
loop_frame_end = frames;
}
offset += packet_size;
}
loop_subframe_end = xma->xma1_subframe_data >> 4; /* upper 4b: subframe where the loop ends, 0..3 */
loop_subframe_skip = xma->xma1_subframe_data & 0xF; /* lower 4b: subframe where the loop starts, 0..4 */
xma->num_samples = frames * XMA_SAMPLES_PER_FRAME;
if (xma->loop_flag) {
xma->loop_start_sample = loop_frame_start * XMA_SAMPLES_PER_FRAME + loop_subframe_skip * XMA_SAMPLES_PER_SUBFRAME;
xma->loop_end_sample = loop_frame_end * XMA_SAMPLES_PER_FRAME + loop_subframe_end * XMA_SAMPLES_PER_SUBFRAME;
}
}
/**
* Recreates a RIFF header that FFmpeg can read since it lacks support for some variations.
*
* returns bytes written (up until "data" chunk + size), -1 on failure
*/
static int create_riff_header(uint8_t * buf, size_t buf_size, xma_header_data * xma, STREAMFILE *streamFile) {
void (*put_32bit)(uint8_t *, int32_t) = NULL;
uint8_t chunk[FAKE_RIFF_BUFFER_SIZE];
uint8_t internal[FAKE_RIFF_BUFFER_SIZE];
size_t head_size, file_size, internal_size;
if (xma->big_endian) {
put_32bit = put_32bitBE;
} else {
put_32bit = put_32bitLE;
}
memset(buf,0, sizeof(uint8_t) * buf_size);
if (read_streamfile(chunk,xma->chunk_offset,xma->chunk_size, streamFile) != xma->chunk_size)
goto fail;
/* create internal chunks */
if (xma->xma2_version == 3) { /* old XMA2 v3: change to v4 (extra 8 bytes in the middle) */
internal_size = 4+4+xma->chunk_size + 8;
memcpy(internal + 0x0, "XMA2", 4); /* "XMA2" chunk (interal data is BE) */
put_32bit(internal + 0x4, xma->chunk_size + 8); /* v3 > v4 size*/
put_8bit(internal + 0x8, 4); /* v4 */
memcpy(internal + 0x9, chunk+1, 15); /* first v3 part (fixed) */
put_32bitBE(internal + 0x18, 0); /* extra v4 BE: "EncodeOptions" (not used by FFmpeg) */
put_32bitBE(internal + 0x1c, 0); /* extra v4 BE: "PsuedoBytesPerSec" (not used by FFmpeg) */
memcpy(internal + 0x20, chunk+16, xma->chunk_size - 16); /* second v3 part (variable) */
}
else { /* direct copy (old XMA2 v4 ignoring "fmt", pure XMA1/2) */
internal_size = 4+4+xma->chunk_size;
memcpy(internal + 0x0, xma->xma2_version ? "XMA2" : "fmt ", 4);
put_32bit(internal + 0x4, xma->chunk_size);
memcpy(internal + 0x8, chunk, xma->chunk_size);
}
/* create main RIFF */
head_size = 4+4 + 4 + internal_size + 4+4;
file_size = head_size-4-4 + xma->data_size;
if (head_size > buf_size) goto fail;
memcpy(buf + 0x0, xma->big_endian ? "RIFX" : "RIFF", 4);
put_32bit(buf + 0x4, file_size);
memcpy(buf + 0x8, "WAVE", 4);
memcpy(buf + 0xc, internal, internal_size);
memcpy(buf + head_size-4-4, "data", 4);
put_32bit(buf + head_size-4, xma->data_size);
return head_size;
fail:
return -1;
}
#if ADJUST_SAMPLE_RATE
/**
* Get real XMA sample rate (from Microsoft docs, apparently info only and not correct for playback).
*/
static int32_t get_xma_sample_rate(int32_t general_rate) {
int32_t xma_rate = 48000; /* default XMA */
if (general_rate <= 24000) xma_rate = 24000;
else if (general_rate <= 32000) xma_rate = 32000;
else if (general_rate <= 44100) xma_rate = 44100;
return xma_rate;
}
#endif

4
src/util.c
View File

@ -57,6 +57,10 @@ void interleave_stereo(sample * buffer, int32_t sample_count) {
}
*/
void put_8bit(uint8_t * buf, int8_t i) {
buf[0] = i;
}
void put_16bitLE(uint8_t * buf, int16_t i) {
buf[0] = (i & 0xFF);
buf[1] = i >> 8;

2
src/util.h
View File

@ -25,6 +25,8 @@ static inline int32_t get_32bitLE(uint8_t * p) {
return (p[0]) | (p[1]<<8) | (p[2]<<16) | (p[3]<<24);
}
void put_8bit(uint8_t * buf, int8_t i);
void put_16bitLE(uint8_t * buf, int16_t i);
void put_32bitLE(uint8_t * buf, int32_t i);

6
src/vgmstream.c
View File

@ -338,6 +338,7 @@ VGMSTREAM * (*init_vgmstream_fcns[])(STREAMFILE *streamFile) = {
init_vgmstream_g1l,
init_vgmstream_hca,
init_vgmstream_ps2_svag_snk,
init_vgmstream_xma,
#ifdef VGM_USE_FFMPEG
init_vgmstream_mp4_aac_ffmpeg,
init_vgmstream_ffmpeg,
@ -394,7 +395,8 @@ VGMSTREAM * init_vgmstream_internal(STREAMFILE *streamFile, int do_dfs) {
(vgmstream->meta_type == meta_NGCA) ||
(vgmstream->meta_type == meta_NUB_VAG) ||
(vgmstream->meta_type == meta_SPT_SPD) ||
(vgmstream->meta_type == meta_EB_SFX)
(vgmstream->meta_type == meta_EB_SFX) ||
(vgmstream->meta_type == meta_CWAV)
) && vgmstream->channels == 1) {
try_dual_file_stereo(vgmstream, streamFile);
}
@ -3222,7 +3224,7 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
snprintf(temp,TEMPSIZE,"Mini Ninjas 'STR' header");
break;
case meta_PS2_MSS:
snprintf(temp,TEMPSIZE,"ShellShock Nam '67 'MSCC' header");
snprintf(temp,TEMPSIZE,"Guerilla MSCC header");
break;
case meta_PS2_HSF:
snprintf(temp,TEMPSIZE,"Lowrider 'HSF' header");

2
winamp/in_vgmstream.c
View File

@ -352,6 +352,8 @@ char * extension_list[] = {
"xa2\0XA2 Audio File (*.XA2)\0",
"xa30\0XA30 Audio File (*.XA30)\0",
"xau\0XAU Audio File (*.XAU)\0",
"xma\0XMA Audio File (*.XMA)\0",
"xma2\0XMA2 Audio File (*.XMA2)\0",
"xmu\0XMU Audio File (*.XMU)\0",
"xnb\0XNB Audio File (*.XNB)\0",
"xsf\0XSF Audio File (*.XSF)\0",

2
xmp-vgmstream/DllMain.c
View File

@ -332,7 +332,7 @@ void __stdcall GetAdditionalFields(char* blerp) {
XMPIN vgmstream_intf = {
XMPIN_FLAG_CANSTREAM,
"vgmstream for XMPlay",
"vgmstream files\0""2dx9/aaap/aax/acm/adp/adpcm/ads/adx/afc/agsc/ahx/aifc/aiff/aix/amts/as4/asd/asf/asr/ass/ast/aud/aus/baf/baka/bar/bcstm/bcwav/bfstm/bfwav/bfwavnsmbu/bg00/bgw/bh2pcm/bmdx/bns/bnsf/bo2/brstm/caf/capdsp/ccc/cfn/cnk/dcs/dcsw/ddsp/de2/dmsg/dsp/dvi/dxh/eam/emff/enth/fag/filp/fsb/fwav/gca/gcm/gcsw/gcw/genh/gms/gsp/hca/hgc1/his/hps/hwas/idsp/idvi/ikm/ild/int/isd/ish/ivaud/ivb/joe/kces/kcey/khv/kraw/leg/logg/lps/lsf/lwav/matx/mcg/mi4/mib/mic/mihb/mpdsp/msa/mss/msvp/mus/musc/musx/mwv/myspd/ndp/npsf/nus3bank/nwa/omu/otm/p3d/pcm/pdt/pnb/pos/psh/psw/raw/rkv/rnd/rrds/rsd/rsf/rstm/rwar/rwav/rws/rwsd/rwx/rxw/s14/sab/sad/sap/sc/scd/sd9/sdt/seg/sfl/sfs/sl3/sli/smp/smpl/snd/sng/sns/spd/sps/spsd/spt/spw/ss2/ss7/ssm/sss/ster/sth/stm/stma/str/strm/sts/stx/svag/svs/swav/swd/tec/thp/tk5/tydsp/um3/vag/vas/vgs/vig/vjdsp/voi/vpk/vs/vsf/waa/wac/wad/wam/was/wavm/wb/wii/wp2/wsd/wsi/wvs/xa/xa2/xa30/xmu/xss/xvas/xwav/xwb/ydsp/ymf/zsd/zwdsp/vgmstream/vgms",
"vgmstream files\0""2dx9/aaap/aax/acm/adp/adpcm/ads/adx/afc/agsc/ahx/aifc/aiff/aix/amts/as4/asd/asf/asr/ass/ast/aud/aus/baf/baka/bar/bcstm/bcwav/bfstm/bfwav/bfwavnsmbu/bg00/bgw/bh2pcm/bmdx/bns/bnsf/bo2/brstm/caf/capdsp/ccc/cfn/cnk/dcs/dcsw/ddsp/de2/dmsg/dsp/dvi/dxh/eam/emff/enth/fag/filp/fsb/fwav/gca/gcm/gcsw/gcw/genh/gms/gsp/hca/hgc1/his/hps/hwas/idsp/idvi/ikm/ild/int/isd/ish/ivaud/ivb/joe/kces/kcey/khv/kraw/leg/logg/lps/lsf/lwav/matx/mcg/mi4/mib/mic/mihb/mpdsp/msa/mss/msvp/mus/musc/musx/mwv/myspd/ndp/npsf/nus3bank/nwa/omu/otm/p3d/pcm/pdt/pnb/pos/psh/psw/raw/rkv/rnd/rrds/rsd/rsf/rstm/rwar/rwav/rws/rwsd/rwx/rxw/s14/sab/sad/sap/sc/scd/sd9/sdt/seg/sfl/sfs/sl3/sli/smp/smpl/snd/sng/sns/spd/sps/spsd/spt/spw/ss2/ss7/ssm/sss/ster/sth/stm/stma/str/strm/sts/stx/svag/svs/swav/swd/tec/thp/tk5/tydsp/um3/vag/vas/vgs/vig/vjdsp/voi/vpk/vs/vsf/waa/wac/wad/wam/was/wavm/wb/wii/wp2/wsd/wsi/wvs/xa/xa2/xa30/xma/xma2/xmu/xss/xvas/xwav/xwb/ydsp/ymf/zsd/zwdsp/vgmstream/vgms",
XMPAbout,
NULL,
XMP_CheckFile,