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strm updated (Final Fantasy Tactis A2)

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git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@479 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
manakoAT 2008-11-18 16:32:04 +00:00
parent 1b109fbbaa
commit 7aefd4f6ed
4 changed files with 73 additions and 0 deletions
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2
src/meta/meta.h
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@ -277,4 +277,6 @@ VGMSTREAM * init_vgmstream_waa_wac_wad_wam(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ps2_seg(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_nds_strm_ffta2(STREAMFILE * streamFile);
#endif

66
src/meta/nds_strm.c
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@ -99,3 +99,69 @@ fail:
if (vgmstream) close_vgmstream(vgmstream);
return NULL;
}
/* STRM (from Final Fantasy Tactics A2 - Fuuketsu no Grimoire) */
VGMSTREAM * init_vgmstream_nds_strm_ffta2(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
char filename[260];
off_t start_offset;
int loop_flag;
int channel_count;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("strm",filename_extension(filename))) goto fail;
/* check header */
if (read_32bitBE(0x00,streamFile) != 0x52494646 || /* RIFF */
read_32bitBE(0x08,streamFile) != 0x494D4120) /* "IMA " */
goto fail;
loop_flag = (read_32bitLE(0x20,streamFile) !=0);
channel_count = read_32bitLE(0x24,streamFile);
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail;
/* fill in the vital statistics */
start_offset = 0x2C;
vgmstream->channels = channel_count;
vgmstream->sample_rate = read_32bitLE(0x0C,streamFile);
vgmstream->coding_type = coding_INT_IMA;
vgmstream->num_samples = (read_32bitLE(0x04,streamFile)-start_offset);
if (loop_flag) {
vgmstream->loop_start_sample = read_32bitLE(0x20,streamFile);
vgmstream->loop_end_sample = read_32bitLE(0x28,streamFile);
}
vgmstream->interleave_block_size = 0x80;
vgmstream->interleave_smallblock_size = (vgmstream->loop_end_sample)%((vgmstream->loop_end_sample)/vgmstream->interleave_block_size);
vgmstream->layout_type = layout_interleave_shortblock;
vgmstream->meta_type = meta_NDS_STRM_FFTA2;
/* open the file for reading */
{
int i;
STREAMFILE * file;
file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!file) goto fail;
for (i=0;i<channel_count;i++) {
vgmstream->ch[i].streamfile = file;
vgmstream->ch[i].channel_start_offset=
vgmstream->ch[i].offset=start_offset+
vgmstream->interleave_block_size*i;
}
}
return vgmstream;
/* clean up anything we may have opened */
fail:
if (vgmstream) close_vgmstream(vgmstream);
return NULL;
}

4
src/vgmstream.c
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@ -155,6 +155,7 @@ VGMSTREAM * (*init_vgmstream_fcns[])(STREAMFILE *streamFile) = {
init_vgmstream_ps2_ass,
init_vgmstream_waa_wac_wad_wam,
init_vgmstream_ps2_seg,
init_vgmstream_nds_strm_ffta2,
};
#define INIT_VGMSTREAM_FCNS (sizeof(init_vgmstream_fcns)/sizeof(init_vgmstream_fcns[0]))
@ -1807,6 +1808,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
break;
case meta_PS2_SEG:
snprintf(temp,TEMPSIZE,"SEG (PS2) Header");
break;
case meta_NDS_STRM_FFTA2:
snprintf(temp,TEMPSIZE,"Final Fantasy Tactics A2 RIFF Header");
break;
default:
snprintf(temp,TEMPSIZE,"THEY SHOULD HAVE SENT A POET");

1
src/vgmstream.h
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@ -264,6 +264,7 @@ typedef enum {
meta_PS2_ASS, /* ASS */
meta_PS2_SEG, /* Eragon */
meta_NDS_STRM_FFTA2, /* FFTA2 */
meta_XBOX_WAVM, /* XBOX WAVM File */
meta_XBOX_RIFF, /* XBOX RIFF/WAVE File */