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Add basic multistream FSB5 support; code cleanup

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This commit is contained in:
bnnm 2017-03-05 17:43:41 +01:00
parent af0c31d61f
commit 0e658031cc
1 changed files with 191 additions and 226 deletions
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199
src/meta/fsb5.c
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@ -5,41 +5,54 @@
/* FSB5 header */
VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t StartOffset;
off_t StartOffset = 0;
off_t SampleHeaderStart = 0, DSPInfoStart = 0;
size_t SampleHeaderLength, NameTableLength, SampleDataLength, BaseHeaderLength;
int LoopFlag = 0;
int32_t LoopStart, LoopEnd;
uint32_t BaseSamples = 0, LoopStart = 0, LoopEnd = 0, NumSamples = 0;
int LoopFlag = 0, ChannelCount = 0, SampleRate = 0, CodingID;
int TotalStreams, TargetStream = 0;
int i;
int NumSamples;
int ChannelCount;
int SampleRate;
int DSPInfoStart = 0;
int SampleHeaderStart, SampleHeaderLength, NameTableLength, SampleDataLength, CodingID, SampleMode;
int ExtraFlag, ExtraFlagStart, ExtraFlagType, ExtraFlagSize, ExtraFlagEnd;
int freq_mode, ch_mode;
/* check extension, case insensitive */
if (!check_extensions(streamFile,"fsb")) goto fail;
if (read_32bitBE(0x00,streamFile) != 0x46534235) goto fail; /* "FSB5" */
if (read_32bitLE(0x04,streamFile) != 0x01) goto fail; /* Version ID */
if (read_32bitLE(0x08,streamFile) != 0x01) goto fail; /* Number of Sample Files */
SampleHeaderStart = 0x3C;
//v0 has extra flags at 0x1c and SampleHeaderStart = 0x40?
if (read_32bitLE(0x04,streamFile) != 0x01) goto fail; /* Version ID */
TotalStreams = read_32bitLE(0x08,streamFile);
SampleHeaderLength = read_32bitLE(0x0C,streamFile);
NameTableLength = read_32bitLE(0x10,streamFile);
SampleDataLength = read_32bitLE(0x14,streamFile);
CodingID = read_32bitLE(0x18,streamFile);
/* 0x1c (8): zero, 0x24 (16): hash, 0x34 (8): unk */
BaseHeaderLength = 0x3C;
SampleHeaderStart = BaseHeaderLength;
if ((SampleHeaderLength + NameTableLength + SampleDataLength + 0x3C) != get_streamfile_size(streamFile)) goto fail;
if (TargetStream == 0) TargetStream = 1; /* default to 1 */
if (TargetStream > TotalStreams || TotalStreams < 0) goto fail;
/* find target stream header and data offset and read all needed values for later use
* (reads one by one as the size of a single stream header is variable) */
for (i = 0; i < TotalStreams; i++) {
off_t DataStart = 0;
size_t StreamHeaderLength = 0;
uint32_t SampleMode;
StartOffset = SampleHeaderLength + NameTableLength + 0x3C;
SampleMode = read_32bitLE(SampleHeaderStart+0x00,streamFile);
BaseSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile);
StreamHeaderLength += 0x08;
/* get global offset */
DataStart = (SampleMode >> 7) * 0x20;
/* get sample rate */
freq_mode = (SampleMode >> 1) & 0x0f; /* bits 5..1 */
switch (freq_mode) {
switch ((SampleMode >> 1) & 0x0f) { /* bits 5..1 */
case 0: SampleRate = 4000; break; //???
case 1: SampleRate = 8000; break;
case 2: SampleRate = 11000; break;
@ -53,67 +66,70 @@ VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
case 10: SampleRate = 96000; break; //???
default:
SampleRate = 44100;
//goto fail; /* probably better? */
break;
break; /* probably specified in the extra flags */
}
/* get channels (from tests seems correct, but multichannel isn't very common, ex. no 4ch mode?) */
ch_mode = (SampleMode >> 5) & 0x03; /* bits 7..6 (maybe 8 too?) */
switch (ch_mode) {
switch ((SampleMode >> 5) & 0x03) { /* bits 7..6 */
case 0: ChannelCount = 1; break;
case 1: ChannelCount = 2; break;
case 2: ChannelCount = 6; break;/* some Dark Souls 2 MPEG; some IMA ADPCM */
case 3: ChannelCount = 8; break;/* some IMA ADPCM */
/* other values (ex. 10ch) seem specified in the extra flags */
default:
default: /* other values (ex. 10ch) seem specified in the extra flags */
goto fail;
}
/* get extra flags */
if (SampleMode&0x01) { /* bit 0 */
uint32_t ExtraFlag, ExtraFlagStart, ExtraFlagType, ExtraFlagSize, ExtraFlagEnd;
ExtraFlagStart = SampleHeaderStart+0x08;
if (SampleMode&0x01) /* bit 0 */
{
do
{
do {
ExtraFlag = read_32bitLE(ExtraFlagStart,streamFile);
ExtraFlagType = (ExtraFlag>>25)&0x7F;
ExtraFlagSize = (ExtraFlag>>1)&0xFFFFFF;
ExtraFlagEnd = (ExtraFlag&0x01);
switch(ExtraFlagType)
{
switch(ExtraFlagType) {
case 0x01: /* Channel Info */
{
ChannelCount = read_8bit(ExtraFlagStart+0x04,streamFile);
}
break;
case 0x02: /* Sample Rate Info */
{
SampleRate = read_32bitLE(ExtraFlagStart+0x04,streamFile);
}
break;
case 0x03: /* Loop Info */
{
LoopStart = read_32bitLE(ExtraFlagStart+0x04,streamFile);
if (LoopStart != 0x00) {
LoopFlag = 1;
if (ExtraFlagSize > 0x04) /* probably no needed */
LoopEnd = read_32bitLE(ExtraFlagStart+0x08,streamFile);
}
}
break;
/* when start is 0 seems the song reoeats with no real looping (ex. Sonic Boom Fire & Ice jingles) */
LoopFlag = (LoopStart != 0x00);
break;
case 0x07: /* DSP Info (Coeffs), only used if coding is DSP??? */
{
DSPInfoStart = ExtraFlagStart + 0x04;
}
break;
default:
VGM_LOG("FSB5: unknown extra flag %i at 0x%04x\n", ExtraFlagType, ExtraFlagStart);
break;
}
ExtraFlagStart += 0x04 + ExtraFlagSize;
StreamHeaderLength += 0x04 + ExtraFlagSize;
} while (ExtraFlagEnd != 0x00);
}
ExtraFlagStart+=ExtraFlagSize+0x04;
/* stream found */
if (i == TotalStreams-1) {
StartOffset = BaseHeaderLength + SampleHeaderLength + NameTableLength + DataStart;
break;
}
while (ExtraFlagEnd != 0x00);
/* continue searching */
SampleHeaderStart += StreamHeaderLength;
}
/* target stream not found*/
if (!StartOffset) goto fail;
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(ChannelCount,LoopFlag);
@ -122,112 +138,75 @@ VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
/* fill in the vital statistics */
vgmstream->channels = ChannelCount;
vgmstream->sample_rate = SampleRate;
vgmstream->num_streams = TotalStreams;
vgmstream->meta_type = meta_FSB5;
switch (CodingID)
{
switch (CodingID) {
case 0x00: /* FMOD_SOUND_FORMAT_NONE */
{
goto fail;
}
break;
case 0x01: /* FMOD_SOUND_FORMAT_PCM8 */
{
goto fail;
}
break;
case 0x02: /* FMOD_SOUND_FORMAT_PCM16 */
{
NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/4;
if (ChannelCount == 1)
{
NumSamples = BaseSamples / 4;
if (ChannelCount == 1) {
vgmstream->layout_type = layout_none;
} else {
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x02;
}
vgmstream->coding_type = coding_PCM16LE;
}
break;
case 0x03: /* FMOD_SOUND_FORMAT_PCM24 */
{
goto fail;
}
break;
case 0x04: /* FMOD_SOUND_FORMAT_PCM32 */
{
goto fail;
}
break;
case 0x05: /* FMOD_SOUND_FORMAT_PCMFLOAT */
{
goto fail;
}
break;
case 0x06: /* FMOD_SOUND_FORMAT_GCADPCM */
{
if (ChannelCount == 1)
{
NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/4;
if (ChannelCount == 1) {
NumSamples = BaseSamples / 4;
vgmstream->layout_type = layout_none;
} else {
NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/(2*ChannelCount);
NumSamples = BaseSamples / (2*ChannelCount);
vgmstream->layout_type = layout_interleave_byte;
vgmstream->interleave_block_size = 0x02;
}
vgmstream->coding_type = coding_NGC_DSP;
dsp_read_coefs_be(vgmstream,streamFile,DSPInfoStart,0x2E);
}
vgmstream->coding_type = coding_NGC_DSP;
break;
case 0x07: /* FMOD_SOUND_FORMAT_IMAADPCM */
{
NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/4;
NumSamples = BaseSamples / 4;
vgmstream->layout_type = layout_none;
vgmstream->coding_type = coding_XBOX;
if (vgmstream->channels > 2) /* multichannel FSB IMA (interleaved header) */
vgmstream->coding_type = coding_FSB_IMA;
}
break;
case 0x08: /* FMOD_SOUND_FORMAT_VAG */
{
goto fail;
}
break;
case 0x09: /* FMOD_SOUND_FORMAT_HEVAG */
{
goto fail;
}
break;
case 0x0A: /* FMOD_SOUND_FORMAT_XMA */
{
goto fail;
}
break;
case 0x0B: /* FMOD_SOUND_FORMAT_MPEG */
{
NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/2/ChannelCount;
#ifdef VGM_USE_MPEG
{
case 0x0B: {/* FMOD_SOUND_FORMAT_MPEG */
mpeg_codec_data *mpeg_data = NULL;
coding_t mpeg_coding_type;
NumSamples = BaseSamples / 2 / ChannelCount;
#if 0
int fsb_padding = vgmstream->channels > 2 ? 16 : 0;//todo fix
@ -238,6 +217,9 @@ VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
if (vgmstream->channels > 2) vgmstream->loop_flag = 0;//todo not implemented yet
#endif
if (vgmstream->channels > 2)
goto fail; /* no multichannel for now */
mpeg_data = init_mpeg_codec_data(streamFile, StartOffset, &mpeg_coding_type, vgmstream->channels);
if (!mpeg_data) goto fail;
@ -246,55 +228,38 @@ VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
vgmstream->layout_type = layout_mpeg;
mpeg_set_error_logging(mpeg_data, 0);
}
break;
}
#endif
}
break;
case 0x0C: /* FMOD_SOUND_FORMAT_CELT */
{
goto fail;
}
break;
case 0x0D: /* FMOD_SOUND_FORMAT_AT9 */
{
goto fail;
}
break;
case 0x0E: /* FMOD_SOUND_FORMAT_XWMA */
{
goto fail;
}
break;
case 0x0F: /* FMOD_SOUND_FORMAT_VORBIS */
{
goto fail;
}
break;
default:
goto fail;
}
vgmstream->num_samples = NumSamples;
vgmstream->meta_type = meta_FSB5;
if (LoopFlag)
{
if (LoopFlag) {
vgmstream->loop_start_sample = LoopStart;
vgmstream->loop_end_sample = LoopEnd;
}
if (!vgmstream_open_stream(vgmstream,streamFile,StartOffset))
goto fail;
return vgmstream;
/* clean up anything we may have opened */
fail:
if (vgmstream) close_vgmstream(vgmstream);
close_vgmstream(vgmstream);
return NULL;
}