.scd (FFXIII and FFXIV, MPEG, MS ADPCM, and PCM)

git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@834 51a99a44-fe44-0410-b1ba-c3e57ba2b86b

fb2k/in_vgmstream.cpp

@@ -408,6 +408,7 @@ bool input_vgmstream::g_is_our_path(const char * p_path,const char * p_extension
 	if(!stricmp_utf8(p_extension,"sad")) return 1;
 	if(!stricmp_utf8(p_extension,"sap")) return 1;
 	if(!stricmp_utf8(p_extension,"sc")) return 1;
+	if(!stricmp_utf8(p_extension,"scd")) return 1;
 	if(!stricmp_utf8(p_extension,"sck")) return 1;
 	if(!stricmp_utf8(p_extension,"sd9")) return 1;
 	if(!stricmp_utf8(p_extension,"sdt")) return 1;
@@ -689,6 +690,7 @@ DECLARE_MULTIPLE_FILE_TYPE("SAB Audio File (*.SAB)", sab);
 DECLARE_MULTIPLE_FILE_TYPE("SAD Audio File (*.SAD)", sad);
 DECLARE_MULTIPLE_FILE_TYPE("SAP Audio File (*.SAP)", sap);
 DECLARE_MULTIPLE_FILE_TYPE("SC Audio File (*.SC)", sc);
+DECLARE_MULTIPLE_FILE_TYPE("SCD Audio File (*.SCD)", scd);
 DECLARE_MULTIPLE_FILE_TYPE("SCK Audio File (*.SCK)", sck);
 DECLARE_MULTIPLE_FILE_TYPE("SD9 Audio File (*.SD9)", sd9);
 DECLARE_MULTIPLE_FILE_TYPE("SDT Audio File (*.SDT)", sdt);

readme.txt

@@ -251,6 +251,7 @@ etc:
 - .sab (Worms 4 soundpacks)
 - .s14/.sss (G.722.1)
 - .sc (Activision EXAKT SASSC DPCM)
+- .scd (MS ADPCM, MPEG Audio, 16 bit PCM)
 - .sd9 (MS ADPCM)
 - .smp (MS ADPCM)
 - .spw (FFXI PS-like ADPCM)

src/Makefile

@@ -252,7 +252,8 @@ META_OBJS=meta/adx_header.o \
     meta/ffw.o \
     meta/ps2_jstm.o \
     meta/ps3_xvag.o \
-    meta/ps3_cps.o
+    meta/ps3_cps.o \
+    meta/se_scd.o
 
 OBJECTS=vgmstream.o streamfile.o util.o $(CODING_OBJS) $(LAYOUT_OBJS) $(META_OBJS)
 

src/coding/coding.h

@@ -79,6 +79,7 @@ void decode_fake_mpeg2_l2(VGMSTREAMCHANNEL * stream,
         mpeg_codec_data * data,
         sample * outbuf, int32_t samples_to_do);
 mpeg_codec_data *init_mpeg_codec_data(STREAMFILE *streamfile, off_t start_offset, long given_sample_rate, int given_channels, coding_t *coding_type);
+long mpeg_bytes_to_samples(long bytes, const struct mpg123_frameinfo *mi);
 void decode_mpeg(VGMSTREAMCHANNEL * stream,
         mpeg_codec_data * data,
         sample * outbuf, int32_t samples_to_do, int channels);
@@ -94,6 +95,7 @@ void decode_acm(ACMStream * acm, sample * outbuf,
 
 void decode_nwa(NWAData *nwa, sample *outbuf, int32_t samples_to_do);
 
+long msadpcm_bytes_to_samples(long bytes, int block_size, int channels);
 void decode_msadpcm_stereo(VGMSTREAM * vgmstream, sample * outbuf, int32_t first_sample, int32_t samples_to_do);
 
 void decode_msadpcm_mono(VGMSTREAM * vgmstream, sample * outbuf, int32_t first_sample, int32_t samples_to_do);

src/coding/mpeg_decoder.c

@@ -214,4 +214,8 @@ void decode_mpeg(VGMSTREAMCHANNEL *stream,
     }
 }
 
+long mpeg_bytes_to_samples(long bytes, const struct mpg123_frameinfo *mi) {
+    return bytes * mi->rate * 8 / (mi->bitrate * 1000);
+}
+
 #endif

src/coding/msadpcm_decoder.c

@@ -21,6 +21,10 @@ static const int ADPCMCoeffs[7][2] =
     { 392, -232 }
 };
 
+long msadpcm_bytes_to_samples(long bytes, int block_size, int channels) {
+    return bytes/block_size*((block_size-(7-1)*channels)*2/channels);
+}
+
 void decode_msadpcm_stereo(VGMSTREAM * vgmstream, sample * outbuf, int32_t first_sample, int32_t samples_to_do) {
     VGMSTREAMCHANNEL *ch1,*ch2;
     int i;

src/libvgmstream.vcproj

@@ -890,6 +890,10 @@
 					RelativePath=".\meta\sdt.c"
 					>
 				</File>
+				<File
+					RelativePath=".\meta\se_scd.c"
+					>
+				</File>
 				<File
 					RelativePath=".\meta\sfl.c"
 					>

src/meta/Makefile.unix.am

@@ -205,5 +205,6 @@ libmeta_la_SOURCES += ffw.c
 libmeta_la_SOURCES += ps2_jstm.c
 libmeta_la_SOURCES += ps3_xvag.c
 libmeta_la_SOURCES += ps3_cps.c
+libmeta_la_SOURCES += se_scd.c
 
 EXTRA_DIST = meta.h

src/meta/meta.h

@@ -521,5 +521,6 @@ VGMSTREAM * init_vgmstream_ps3_xvag(STREAMFILE* streamFile);
 
 VGMSTREAM * init_vgmstream_ps3_cps(STREAMFILE* streamFile);
 
+VGMSTREAM * init_vgmstream_se_scd(STREAMFILE* streamFile);
 
 #endif

src/meta/se_scd.c

@@ -0,0 +1,143 @@
+#include "meta.h"
+#include "../coding/coding.h"
+#include "../util.h"
+
+/* Square-Enix SCD (FF XIII, XIV) */
+VGMSTREAM * init_vgmstream_se_scd(STREAMFILE *streamFile) {
+    VGMSTREAM * vgmstream = NULL;
+    char filename[260];
+    off_t start_offset, meta_offset_offset, meta_offset, size_offset;
+    int32_t loop_start, loop_end;
+
+    int loop_flag = 0;
+	int channel_count;
+    int codec_id;
+
+    int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
+    int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
+
+    /* check extension, case insensitive */
+    streamFile->get_name(streamFile,filename,sizeof(filename));
+    if (strcasecmp("scd",filename_extension(filename))) goto fail;
+
+    /* SEDB */
+    if (read_32bitBE(0,streamFile) != 0x53454442) goto fail;
+    /* SSCF */
+    if (read_32bitBE(4,streamFile) != 0x53534346) goto fail;
+    if (read_32bitBE(8,streamFile) == 2) {
+        /* version 2 BE, as seen in FFXIII for PS3 */
+        read_32bit = read_32bitBE;
+        read_16bit = read_16bitBE;
+        size_offset = 0x14;
+        meta_offset_offset = 0x70;
+    } else if (read_32bitLE(8,streamFile) == 3 ||
+               read_32bitLE(8,streamFile) == 2) {
+        /* version 2/3 LE, as seen in FFXIV for ?? */
+        read_32bit = read_32bitLE;
+        read_16bit = read_16bitLE;
+        size_offset = 0x10;
+        meta_offset_offset = 0x70;
+    } else goto fail;
+
+    /* check file size with header value */
+    if (read_32bit(size_offset,streamFile) != get_streamfile_size(streamFile))
+        goto fail;
+
+    /* this is probably some kind of chunk offset (?) */
+    meta_offset = read_32bit(0x70,streamFile);
+
+    /* check that chunk size equals stream size (?) */
+    loop_start = read_32bit(meta_offset+0x10,streamFile);
+    loop_end = read_32bit(meta_offset+0x14,streamFile);
+    loop_flag = (loop_end > 0);
+
+    channel_count = read_32bit(meta_offset+4,streamFile);
+    codec_id = read_32bit(meta_offset+0xc,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_32bit(meta_offset+8,streamFile);
+    start_offset = meta_offset + 0x20 + read_32bit(meta_offset+0x18,streamFile);
+
+    switch (codec_id) {
+        case 0x1:
+            /* PCM */
+            vgmstream->coding_type = coding_PCM16LE_int;
+            vgmstream->layout_type = layout_none;
+            vgmstream->num_samples = read_32bit(meta_offset+0,streamFile) / 2 / channel_count;
+
+            if (loop_flag) {
+                vgmstream->loop_start_sample = loop_start / 2 / channel_count;
+                vgmstream->loop_end_sample = loop_end / 2 / channel_count;
+            }
+            break;
+#ifdef VGM_USE_MPEG
+        case 0x7:
+            /* MPEG */
+            {
+                mpeg_codec_data *mpeg_data = NULL;
+                struct mpg123_frameinfo mi;
+                coding_t ct;
+
+                mpeg_data = init_mpeg_codec_data(streamFile, start_offset, vgmstream->sample_rate, vgmstream->channels, &ct);
+                if (!mpeg_data) goto fail;
+                vgmstream->codec_data = mpeg_data;
+
+                if (MPG123_OK != mpg123_info(mpeg_data->m, &mi)) goto fail;
+
+                vgmstream->coding_type = ct;
+                vgmstream->layout_type = layout_mpeg;
+                if (mi.vbr != MPG123_CBR) goto fail;
+                vgmstream->num_samples = mpeg_bytes_to_samples(read_32bit(meta_offset+0,streamFile), &mi);
+                if (loop_flag) {
+                    vgmstream->loop_start_sample = mpeg_bytes_to_samples(loop_start, &mi);
+                    vgmstream->loop_end_sample = mpeg_bytes_to_samples(loop_end, &mi);
+                }
+                vgmstream->interleave_block_size = 0;
+            }
+            break;
+#endif
+        case 0xC:
+            /* MS ADPCM */
+            vgmstream->coding_type = coding_MSADPCM;
+            vgmstream->layout_type = layout_none;
+            vgmstream->interleave_block_size = read_16bit(meta_offset+0x2c,streamFile);
+            vgmstream->num_samples = msadpcm_bytes_to_samples(read_32bit(meta_offset+0,streamFile), vgmstream->interleave_block_size, vgmstream->channels);
+
+            if (loop_flag) {
+                vgmstream->loop_start_sample = msadpcm_bytes_to_samples(loop_start, vgmstream->interleave_block_size, vgmstream->channels);
+                vgmstream->loop_end_sample = msadpcm_bytes_to_samples(loop_end, vgmstream->interleave_block_size, vgmstream->channels);
+            }
+            break;
+        default:
+            goto fail;
+    }
+
+    vgmstream->meta_type = meta_SE_SCD;
+
+    /* 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;
+
+        }
+    }
+
+    return vgmstream;
+
+    /* clean up anything we may have opened */
+fail:
+    if (vgmstream) close_vgmstream(vgmstream);
+    return NULL;
+}

src/vgmstream.c

@@ -283,6 +283,7 @@ VGMSTREAM * (*init_vgmstream_fcns[])(STREAMFILE *streamFile) = {
     init_vgmstream_ps2_jstm,
     init_vgmstream_ps3_xvag,
 	init_vgmstream_ps3_cps,
+    init_vgmstream_se_scd,
 };
 
 #define INIT_VGMSTREAM_FCNS (sizeof(init_vgmstream_fcns)/sizeof(init_vgmstream_fcns[0]))
@@ -2664,6 +2665,9 @@ void describe_vgmstream(VGMSTREAM * vgmstream, char * desc, int length) {
             break;
 	    case meta_PS3_CPS:
             snprintf(temp,TEMPSIZE,"CPS Header");
+            break;
+        case meta_SE_SCD:
+            snprintf(temp,TEMPSIZE,"Square-Enix SCD");
             break;
 		default:
            snprintf(temp,TEMPSIZE,"THEY SHOULD HAVE SENT A POET");

src/vgmstream.h

@@ -484,6 +484,7 @@ typedef enum {
     meta_PS2_JSTM,          /* Tantei Jinguji Saburo - Kind of Blue (PS2) */
 	meta_PS3_XVAG,          /* Ratchet & Clank Future: Quest for Booty (PS3) */
 	meta_PS3_CPS,           /* Eternal Sonata (PS3) */
+    meta_SE_SCD,            /* Square-Enix SCD */
 } meta_t;
 
 typedef struct {

unix/data.c

@@ -169,6 +169,7 @@ gchar *vgmstream_exts [] = {
   "sad",
   "sap",
   "sc",
+  "scd",
   "sck",
   "sd9",
   "sdt",

winamp/in_vgmstream.c

@@ -235,6 +235,7 @@ char * extension_list[] = {
     "sad\0SAD Audio File (*.SAD)\0",
     "sap\0SAP Audio File (*.SAP)\0",
     "sc\0SC Audio File (*.SC)\0",
+    "scd\0SCD Audio File (*.SCD)\0",
     "sck\0SCK Audio File (*.SCK)\0",
     "sd9\0SD9 Audio File (*.SD9)\0",
     "sdt\0SDT Audio File (*.SDT)\0",