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https://github.com/vgmstream/vgmstream.git
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FFXI (PC) .bgw
git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@462 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
halleyscometsw
parent
dd5095b3e5
commit
35409b1c40
@ -140,9 +140,10 @@ META_OBJS=meta/adx_header.o \
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meta/psx_fag.o \
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meta/ps2_mihb.o \
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meta/ngc_pdt.o \
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meta/wii_mus.o \
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meta/dc_asd.o \
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meta/naomi_spsd.o
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meta/wii_mus.o \
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meta/dc_asd.o \
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meta/naomi_spsd.o \
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meta/bgw.o
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OBJECTS=vgmstream.o streamfile.o util.o $(CODING_OBJS) $(LAYOUT_OBJS) $(META_OBJS)
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@ -37,6 +37,8 @@ void decode_invert_psx(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelsp
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void decode_psx_badflags(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do);
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void decode_ffxi_adpcm(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do);
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void decode_xa(VGMSTREAM * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do, int channel);
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void init_get_high_nibble(VGMSTREAM * vgmstream);
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@ -7,6 +7,11 @@ double VAG_f[5][2] = { { 0.0 , 0.0 },
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{ 115.0 / 64.0 , -52.0 / 64.0 },
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{ 98.0 / 64.0 , -55.0 / 64.0 } ,
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{ 122.0 / 64.0 , -60.0 / 64.0 } } ;
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long VAG_coefs[5][2] = { { 0 , 0 },
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{ 60 , 0 },
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{ 115 , -52 },
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{ 98 , -55 } ,
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{ 122 , -60 } } ;
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void decode_psx(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do) {
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@ -130,3 +135,47 @@ void decode_psx_badflags(VGMSTREAMCHANNEL * stream, sample * outbuf, int channel
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stream->adpcm_history2_32=hist2;
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}
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/* FF XI's Vag-ish format */
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void decode_ffxi_adpcm(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do) {
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int predict_nr, shift_factor, sample;
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int32_t hist1=stream->adpcm_history1_32;
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int32_t hist2=stream->adpcm_history2_32;
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short scale;
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int i;
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int32_t sample_count;
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long predictor;
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int framesin = first_sample/16;
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predict_nr = read_8bit(stream->offset+framesin*9,stream->streamfile) >> 4;
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shift_factor = read_8bit(stream->offset+framesin*9,stream->streamfile) & 0xf;
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first_sample = first_sample % 16;
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for (i=first_sample,sample_count=0; i<first_sample+samples_to_do; i++,sample_count+=channelspacing) {
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short sample_byte = (short)read_8bit(stream->offset+(framesin*9)+1+i/2,stream->streamfile);
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sample=0;
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scale = ((i&1 ?
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sample_byte >> 4 :
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sample_byte & 0x0f)<<12);
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#if 1
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predictor =
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(int)((hist1*VAG_f[predict_nr][0]+hist2*VAG_f[predict_nr][1]));
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#else
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predictor =
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(hist1*VAG_coefs[predict_nr][0]+hist2*VAG_coefs[predict_nr][1])/64;
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#endif
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sample=(scale >> shift_factor) + predictor;
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outbuf[sample_count] = clamp16(sample);
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hist2=hist1;
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hist1=sample;
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}
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stream->adpcm_history1_32=hist1;
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stream->adpcm_history2_32=hist2;
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}
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@ -227,6 +227,10 @@
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RelativePath=".\meta\ast.c"
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>
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</File>
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<File
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RelativePath=".\meta\bgw.c"
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>
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</File>
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<File
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RelativePath=".\meta\brstm.c"
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>
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@ -111,4 +111,5 @@ libmeta_la_SOURCES += ngc_pdt.c
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libmeta_la_SOURCES += wii_mus.c
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libmeta_la_SOURCES += dc_asd.c
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libmeta_la_SOURCES += naomi_spsd.c
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libmeta_la_SOURCES += bgw.c
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EXTRA_DIST = meta.h
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70
src/meta/bgw.c
Normal file
70
src/meta/bgw.c
Normal file
@ -0,0 +1,70 @@
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#include "meta.h"
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#include "../util.h"
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/* BGW (FF XI) */
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VGMSTREAM * init_vgmstream_bgw(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[260];
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off_t start_offset;
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int loop_flag = 0;
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int channel_count;
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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("bgw",filename_extension(filename))) goto fail;
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/* "BGMStream" */
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if (read_32bitBE(0,streamFile) != 0x42474d53 ||
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read_32bitBE(4,streamFile) != 0x74726561 ||
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read_32bitBE(8,streamFile) != 0x6d000000 |
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read_32bitBE(12,streamFile) != 0) goto fail;
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/* check file size with header value */
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if (read_32bitLE(0x10,streamFile) != get_streamfile_size(streamFile))
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goto fail;
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channel_count = 2;
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loop_flag = read_32bitLE(0x1c,streamFile) != 0;
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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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/* fill in the vital statistics */
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start_offset = 0x30;
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = 44100;
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vgmstream->coding_type = coding_FFXI;
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vgmstream->num_samples = read_32bitLE(0x18,streamFile)*16;
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if (loop_flag) {
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vgmstream->loop_start_sample = (read_32bitLE(0x1c,streamFile)-1)*16;
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vgmstream->loop_end_sample = vgmstream->num_samples;
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}
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 9;
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vgmstream->meta_type = meta_FFXI_BGW;
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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<channel_count;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=start_offset+i*9;
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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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@ -257,4 +257,6 @@ VGMSTREAM * init_vgmstream_dc_asd(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_naomi_spsd(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_bgw(STREAMFILE * streamFile);
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#endif
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@ -145,6 +145,7 @@ VGMSTREAM * (*init_vgmstream_fcns[])(STREAMFILE *streamFile) = {
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init_vgmstream_rsd6vag,
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init_vgmstream_rsd6wadp,
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init_vgmstream_rsd6xadp,
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init_vgmstream_bgw,
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};
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#define INIT_VGMSTREAM_FCNS (sizeof(init_vgmstream_fcns)/sizeof(init_vgmstream_fcns[0]))
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@ -566,6 +567,7 @@ int get_vgmstream_samples_per_frame(VGMSTREAM * vgmstream) {
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case coding_AICA:
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return 2;
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case coding_NGC_AFC:
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case coding_FFXI:
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return 16;
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case coding_PSX:
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case coding_PSX_badflags:
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@ -631,6 +633,7 @@ int get_vgmstream_frame_size(VGMSTREAM * vgmstream) {
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case coding_G721:
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return 0;
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case coding_NGC_AFC:
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case coding_FFXI:
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return 9;
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case coding_PSX:
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case coding_PSX_badflags:
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@ -796,6 +799,13 @@ void decode_vgmstream(VGMSTREAM * vgmstream, int samples_written, int samples_to
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vgmstream->channels,vgmstream->samples_into_block,
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samples_to_do);
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}
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break;
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case coding_FFXI:
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for (chan=0;chan<vgmstream->channels;chan++) {
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decode_ffxi_adpcm(&vgmstream->ch[chan],buffer+samples_written*vgmstream->channels+chan,
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vgmstream->channels,vgmstream->samples_into_block,
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samples_to_do);
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}
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break;
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case coding_XA:
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for (chan=0;chan<vgmstream->channels;chan++) {
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@ -1132,6 +1142,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
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case coding_invert_PSX:
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snprintf(temp,TEMPSIZE,"Inverted (?) Playstation 4-bit ADPCM");
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break;
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case coding_FFXI:
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snprintf(temp,TEMPSIZE,"FFXI Playstation-ish 4-bit ADPCM");
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break;
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case coding_XA:
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snprintf(temp,TEMPSIZE,"CD-ROM XA 4-bit ADPCM");
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break;
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@ -1750,6 +1763,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
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case meta_NAOMI_SPSD:
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snprintf(temp,TEMPSIZE,"SPSD Header");
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break;
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case meta_FFXI_BGW:
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snprintf(temp,TEMPSIZE,"BGW BGMStream header");
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break;
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default:
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snprintf(temp,TEMPSIZE,"THEY SHOULD HAVE SENT A POET");
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}
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@ -48,6 +48,7 @@ typedef enum {
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coding_PSX, /* PSX & PS2 ADPCM */
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coding_invert_PSX, /* PSX ADPCM with first byte of frame inverted */
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coding_PSX_badflags, /* with garbage in the flags byte */
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coding_FFXI, /* FF XI PSX-ish ADPCM */
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coding_XA, /* PSX CD-XA */
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coding_XBOX, /* XBOX IMA */
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coding_EAXA, /* EA/XA ADPCM */
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@ -303,6 +304,7 @@ typedef enum {
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meta_ACM, /* InterPlay ACM header */
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meta_MUS_ACM, /* MUS playlist of InterPlay ACM files */
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meta_DE2, /* Falcom (Gurumin) .de2 */
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meta_FFXI_BGW, /* FFXI BGW */
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} meta_t;
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typedef struct {
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@ -131,6 +131,7 @@ gchar *vgmstream_exts [] = {
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"pdt",
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"asd",
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"spsd",
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"bgw",
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/* terminator */
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NULL
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};
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@ -192,6 +192,7 @@ char * extension_list[] = {
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"pdt\0PDT Audio File (*.PDT)\0",
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"asd\0ASD Audio File (*.ASD)\0",
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"spsd\0SPSD Audio File (*.SPSD)\0",
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"bgw\0BGW Audio File (*.BGW)\0",
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};
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void about(HWND hwndParent) {
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