add .bmdx

git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@251 51a99a44-fe44-0410-b1ba-c3e57ba2b86b

src/Makefile

@@ -54,7 +54,8 @@ META_OBJS=meta/adx_header.o \
     meta/ngc_caf.o \
     meta/ps2_vpk.o \
     meta/genh.o \
-    meta/ogg_vorbis_file.o
+    meta/ogg_vorbis_file.o \
+    meta/ps2_bmdx.o
 
 OBJECTS=vgmstream.o streamfile.o util.o $(CODING_OBJS) $(LAYOUT_OBJS) $(META_OBJS)
 

src/libvgmstream.vcproj

@@ -330,6 +330,10 @@
 					RelativePath=".\meta\rwsd.c"
 					>
 				</File>
+				<File
+					RelativePath=".\meta\ps2_bmdx.c"
+					>
+				</File>
 				<File
 					RelativePath=".\meta\xbox_wavm.c"
 					>

src/meta/Makefile.unix.am

@@ -4,6 +4,6 @@ AM_CFLAGS = -Wall @CFLAGS@ -I$(top_builddir) -I$(top_srcdir)
 AM_MAKEFLAGS=-f Makefile.unix
 
 libmeta_la_LDFLAGS = 
-libmeta_la_SOURCES = Cstr.c adx_header.c afc_header.c agsc.c ast.c brstm.c ea_header.c gcsw.c halpst.c nds_strm.c ngc_adpdtk.c ngc_caf.c ngc_dsp_std.c ps2_ads.c ps2_exst.c ps2_ild.c ps2_int.c ps2_mib.c ps2_mic.c ps2_npsf.c ps2_pnb.c ps2_rxw.c ps2_str.c ps2_svag.c ps2_vag.c ps2_vpk.c psx_cdxa.c raw.c rs03.c rsf.c rwsd.c psx_gms.c xbox_xwav.c xbox_wavm.c genh.c ogg_vorbis_file.c
+libmeta_la_SOURCES = Cstr.c adx_header.c afc_header.c agsc.c ast.c brstm.c ea_header.c gcsw.c halpst.c nds_strm.c ngc_adpdtk.c ngc_caf.c ngc_dsp_std.c ps2_ads.c ps2_exst.c ps2_ild.c ps2_int.c ps2_mib.c ps2_mic.c ps2_npsf.c ps2_pnb.c ps2_rxw.c ps2_str.c ps2_svag.c ps2_vag.c ps2_vpk.c psx_cdxa.c raw.c rs03.c rsf.c rwsd.c psx_gms.c xbox_xwav.c xbox_wavm.c genh.c ogg_vorbis_file.c ps2_bmdx.c
 
 EXTRA_DIST = meta.h

src/meta/meta.h

@@ -87,4 +87,6 @@ VGMSTREAM * init_vgmstream_ogg_vorbis(STREAMFILE *streamFile);
 
 VGMSTREAM * init_vgmstream_sadb(STREAMFILE *streamFile);
 
+VGMSTREAM * init_vgmstream_ps2_bmdx(STREAMFILE * streamFile);
+
 #endif

src/meta/ps2_bmdx.c

@@ -0,0 +1,72 @@
+#include "meta.h"
+#include "../util.h"
+
+VGMSTREAM * init_vgmstream_ps2_bmdx(STREAMFILE *streamFile) {
+    VGMSTREAM * vgmstream = NULL;
+    char filename[260];
+
+    int loop_flag=0;
+	int channel_count;
+    off_t start_offset;
+    int i;
+
+    /* check extension, case insensitive */
+    streamFile->get_name(streamFile,filename,sizeof(filename));
+    if (strcasecmp("bmdx",filename_extension(filename))) goto fail;
+
+    /* check NPSF Header */
+    if (read_32bitBE(0x00,streamFile) != 0x01006408 ||
+            read_32bitBE(0x04,streamFile) != 0)
+        goto fail;
+
+	/* check loop */
+	loop_flag = (read_32bitLE(0x10,streamFile)!=0);
+    channel_count=read_32bitLE(0x1C,streamFile);
+    
+	/* build the VGMSTREAM */
+    vgmstream = allocate_vgmstream(channel_count,loop_flag);
+    if (!vgmstream) goto fail;
+
+	/* fill in the vital statistics */
+	vgmstream->channels = channel_count;
+    vgmstream->sample_rate = read_32bitLE(0x18,streamFile);
+
+	/* Check for Compression Scheme */
+	vgmstream->coding_type = coding_PSX;
+    vgmstream->num_samples = read_32bitLE(0x0c,streamFile)*28/16;
+
+	/* Get loop point values */
+	if(vgmstream->loop_flag) {
+		vgmstream->loop_start_sample = read_32bitLE(0x10,streamFile)*28/16;
+		vgmstream->loop_end_sample = vgmstream->num_samples;
+	}
+
+	vgmstream->interleave_block_size = read_32bitLE(0x24,streamFile);
+    vgmstream->layout_type = layout_interleave;
+    vgmstream->meta_type = meta_PS2_BMDX;
+
+	start_offset = read_32bitLE(0x0c,streamFile);
+
+    /* open the file for reading by each channel */
+    {
+        for (i=0;i<channel_count;i++) {
+            if (!vgmstream->ch[0].streamfile) {
+                vgmstream->ch[0].streamfile = streamFile->open(streamFile,filename,0x8000);
+                vgmstream->ch[i].streamfile = vgmstream->ch[0].streamfile;
+            }
+
+            if (!vgmstream->ch[i].streamfile) goto fail;
+
+            vgmstream->ch[i].channel_start_offset=
+                vgmstream->ch[i].offset=
+                (off_t)(start_offset+vgmstream->interleave_block_size*i);
+        }
+    }
+
+    return vgmstream;
+
+    /* clean up anything we may have opened */
+fail:
+    if (vgmstream) close_vgmstream(vgmstream);
+    return NULL;
+}

src/vgmstream.c

@@ -866,6 +866,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
         case meta_DSP_SADB:
             snprintf(temp,TEMPSIZE,"sadb header");
             break;
+        case meta_PS2_BMDX:
+            snprintf(temp,TEMPSIZE,"Beatmania .bmdx header");
+            break;
         default:
             snprintf(temp,TEMPSIZE,"THEY SHOULD HAVE SENT A POET");
     }

src/vgmstream.h

@@ -118,6 +118,7 @@ typedef enum {
 	meta_PSX_XA,			/* CD-XA with RIFF header */
 	meta_PS2_VAGs,			/* VAG Stereo from Kingdom Hearts */
 	meta_PS2_VPK,			/* VPK Audio File */
+    meta_PS2_BMDX,          /* Beatmania thing */
 
 	meta_XBOX_WAVM,			/* XBOX WAVM File */
 	meta_XBOX_RIFF,			/* XBOX RIFF/WAVE File */