2014-04-24 06:27:24 +02:00
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#include "meta.h"
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#include "../coding/coding.h"
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#include "../util.h"
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/* FSB5 header */
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VGMSTREAM * init_vgmstream_fsb5(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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2014-04-24 06:34:08 +02:00
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int32_t LoopStart, LoopEnd;
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int LoopFlag = 0;
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2014-04-24 06:27:24 +02:00
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off_t StartOffset;
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int NumSamples;
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2014-04-24 06:34:08 +02:00
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2014-04-24 06:27:24 +02:00
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int ChannelCount;
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int SampleRate;
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2014-04-24 06:34:08 +02:00
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int DSPInfoStart;
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2014-04-24 06:27:24 +02:00
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int SampleHeaderStart, SampleHeaderLength, NameTableLength, SampleDataLength, CodingID, SampleMode;
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int ExtraFlag, ExtraFlagStart, ExtraFlagType, ExtraFlagSize, ExtraFlagEnd;
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2014-04-24 06:34:08 +02:00
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size_t fileLength;
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2014-04-24 06:27:24 +02:00
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("fsb",filename_extension(filename))) goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x46534235) goto fail; /* "FSB5" */
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if (read_32bitLE(0x04,streamFile) != 0x01) goto fail; /* Version ID */
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if (read_32bitLE(0x08,streamFile) != 0x01) goto fail; /* Number of Sample Files */
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SampleHeaderStart = 0x3C;
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SampleHeaderLength = read_32bitLE(0x0C,streamFile);
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NameTableLength = read_32bitLE(0x10,streamFile);
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SampleDataLength = read_32bitLE(0x14,streamFile);
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CodingID = read_32bitLE(0x18,streamFile);
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if ((SampleHeaderLength + NameTableLength + SampleDataLength + 0x3C) != get_streamfile_size(streamFile)) goto fail;
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StartOffset = SampleHeaderLength + NameTableLength + 0x3C;
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SampleMode = read_32bitLE(SampleHeaderStart+0x00,streamFile);
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2014-04-24 06:34:08 +02:00
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if (SampleMode&0x02)
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{
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2014-04-24 06:27:24 +02:00
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SampleRate = 48000;
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} else {
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SampleRate = 44100;
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}
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2014-04-24 06:34:08 +02:00
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if (SampleMode&0x20)
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{
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2014-04-24 06:27:24 +02:00
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ChannelCount = 2;
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} else {
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ChannelCount = 1;
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}
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ExtraFlagStart = SampleHeaderStart+0x08;
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2014-04-24 06:34:08 +02:00
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ExtraFlagSize = 0x08;
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2014-04-24 06:27:24 +02:00
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if (SampleMode&0x01)
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{
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do
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{
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ExtraFlag = read_32bitLE(ExtraFlagStart,streamFile);
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2014-04-24 06:34:08 +02:00
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ExtraFlagType = (ExtraFlag>>25)&0x7F;
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ExtraFlagSize = (ExtraFlag>>1)&0xFFFFFF;
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2014-04-24 06:27:24 +02:00
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ExtraFlagEnd = (ExtraFlag&0x01);
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2014-04-24 06:34:08 +02:00
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switch(ExtraFlagType) {
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case 0x02:
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{
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SampleRate = read_32bitLE(ExtraFlagStart+0x04,streamFile);
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}
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break;
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case 0x03:
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{
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LoopStart = read_32bitLE(ExtraFlagStart+0x04,streamFile);
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if (LoopStart != 0x00) {
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LoopFlag = 1;
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LoopEnd = read_32bitLE(ExtraFlagStart+0x08,streamFile);
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}
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}
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break;
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case 0x07:
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{
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DSPInfoStart = ExtraFlagStart+0x04; /* Returns 0xCCCCCCCC, uninitialised ??? */
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}
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break;
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2014-04-24 06:27:24 +02:00
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}
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2014-04-24 06:34:08 +02:00
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ExtraFlagStart+=ExtraFlagSize+0x04;
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}
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while (ExtraFlagEnd = 0x00);
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2014-04-24 06:27:24 +02:00
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}
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NumSamples = read_32bitLE(SampleHeaderStart+0x04,streamFile)/2/ChannelCount;
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2014-04-24 06:34:08 +02:00
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2014-04-24 06:27:24 +02:00
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/* build the VGMSTREAM */
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2014-04-24 06:34:08 +02:00
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vgmstream = allocate_vgmstream(ChannelCount,LoopFlag);
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2014-04-24 06:27:24 +02:00
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if (!vgmstream) goto fail;
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/* fill in the vital statistics */
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vgmstream->channels = ChannelCount;
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vgmstream->sample_rate = SampleRate;
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switch (CodingID) {
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case 0x00: /* FMOD_SOUND_FORMAT_NONE */
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{
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goto fail;
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}
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break;
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case 0x01: /* FMOD_SOUND_FORMAT_PCM8 */
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{
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goto fail;
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}
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break;
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case 0x02: /* FMOD_SOUND_FORMAT_PCM16 */
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{
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goto fail;
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}
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break;
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case 0x03:/* FMOD_SOUND_FORMAT_PCM24 */
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{
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goto fail;
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}
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break;
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case 0x04: /* FMOD_SOUND_FORMAT_PCM32 */
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{
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goto fail;
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}
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break;
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case 0x05: /* FMOD_SOUND_FORMAT_PCMFLOAT */
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{
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goto fail;
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}
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break;
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case 0x06: /* FMOD_SOUND_FORMAT_GCADPCM */
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{
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2014-04-24 06:34:08 +02:00
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if (ChannelCount == 1) {
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vgmstream->layout_type = layout_none;
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} else {
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vgmstream->layout_type = layout_interleave_byte;
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vgmstream->interleave_block_size = 0x02;
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}
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vgmstream->coding_type = coding_NGC_DSP;
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2014-04-24 06:27:24 +02:00
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}
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break;
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case 0x07: /* FMOD_SOUND_FORMAT_IMAADPCM */
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{
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goto fail;
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}
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break;
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case 0x08: /* FMOD_SOUND_FORMAT_VAG */
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{
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goto fail;
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}
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break;
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case 0x09: /* FMOD_SOUND_FORMAT_HEVAG */
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{
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goto fail;
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}
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break;
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case 0x0A: /* FMOD_SOUND_FORMAT_XMA */
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{
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goto fail;
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}
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break;
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case 0x0B: /* FMOD_SOUND_FORMAT_MPEG */
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{
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#ifdef VGM_USE_MPEG
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{
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mpeg_codec_data *mpeg_data = NULL;
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struct mpg123_frameinfo mi;
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coding_t ct;
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mpeg_data = init_mpeg_codec_data(streamFile, StartOffset, vgmstream->sample_rate, vgmstream->channels, &ct, NULL, NULL);
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if (!mpeg_data) goto fail;
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vgmstream->codec_data = mpeg_data;
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if (MPG123_OK != mpg123_info(mpeg_data->m, &mi)) goto fail;
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vgmstream->coding_type = ct;
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vgmstream->layout_type = layout_mpeg;
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if (mi.vbr != MPG123_CBR) goto fail;
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vgmstream->interleave_block_size = 0;
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}
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break;
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#endif
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}
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break;
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case 0x0C: /* FMOD_SOUND_FORMAT_CELT */
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{
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goto fail;
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}
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break;
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case 0x0D: /* FMOD_SOUND_FORMAT_AT9 */
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{
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goto fail;
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}
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break;
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case 0x0E: /* FMOD_SOUND_FORMAT_XWMA */
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{
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goto fail;
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}
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break;
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case 0x0F: /* FMOD_SOUND_FORMAT_VORBIS */
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{
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goto fail;
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}
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break;
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default:
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goto fail;
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}
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2014-04-24 06:34:08 +02:00
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vgmstream->num_samples = NumSamples;
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vgmstream->meta_type = meta_FSB5;
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2014-04-24 06:27:24 +02:00
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2014-04-24 06:34:08 +02:00
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if (LoopFlag) {
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vgmstream->loop_start_sample = LoopStart;
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vgmstream->loop_end_sample = LoopEnd;
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}
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if (vgmstream->coding_type == coding_NGC_DSP) {
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int i;
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for (i=0;i<16;i++) {
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vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(DSPInfoStart+i*2,streamFile);
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}
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if (vgmstream->channels == 2) {
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for (i=0;i<16;i++) {
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vgmstream->ch[1].adpcm_coef[i] = read_16bitBE(DSPInfoStart+0x2E+i*2,streamFile);
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}
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}
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}
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2014-04-24 06:27:24 +02:00
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/* open the file for reading */
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{
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int i;
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STREAMFILE * file;
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file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!file) goto fail;
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for (i=0;i<ChannelCount;i++) {
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vgmstream->ch[i].streamfile = file;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=StartOffset+vgmstream->interleave_block_size*i;
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}
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}
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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