Add Nippon Ichi SPS subfiles [ClaDun (PSP)]

src/libvgmstream.vcproj

@@ -1182,6 +1182,10 @@
 					RelativePath=".\meta\sli.c"
 					>
 				</File>
+                <File
+                    RelativePath=".\meta\sps_n1.c"
+                    >
+                </File>
 				<File
 					RelativePath=".\meta\spt_spd.c"
 					>

src/libvgmstream.vcxproj

@@ -377,6 +377,7 @@
     <ClCompile Include="meta\sdt.c" />
     <ClCompile Include="meta\sfl.c" />
     <ClCompile Include="meta\sli.c" />
+    <ClCompile Include="meta\sps_n1.c" />
     <ClCompile Include="meta\spt_spd.c" />
     <ClCompile Include="meta\stm.c" />
     <ClCompile Include="meta\str_asr.c" />

src/libvgmstream.vcxproj.filters

@@ -721,6 +721,9 @@
     <ClCompile Include="meta\sli.c">
       <Filter>meta\Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="meta\sps_n1.c">
+      <Filter>meta\Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="meta\spt_spd.c">
       <Filter>meta\Source Files</Filter>
     </ClCompile>

src/meta/meta.h

@@ -700,4 +700,6 @@ VGMSTREAM * init_vgmstream_fsb_encrypted(STREAMFILE * streamFile);
 VGMSTREAM * init_vgmstream_xwc(STREAMFILE *streamFile);
 
 VGMSTREAM * init_vgmstream_atsl3(STREAMFILE *streamFile);
+
+VGMSTREAM * init_vgmstream_sps_n1(STREAMFILE *streamFile);
 #endif /*_META_H*/

src/meta/sps_n1.c

@@ -0,0 +1,83 @@
+#include "meta.h"
+#include "../coding/coding.h"
+
+static STREAMFILE* setup_sps_streamfile(STREAMFILE *streamfile, off_t subfile_offset, size_t subfile_size, char* extension);
+
+/* .SPS - Nippon Ichi's RIFF AT3 wrapper [ClaDun (PSP)] */
+VGMSTREAM * init_vgmstream_sps_n1(STREAMFILE *streamFile) {
+    VGMSTREAM *vgmstream = NULL;
+    STREAMFILE *temp_streamFile = NULL;
+    int type, sample_rate;
+    off_t subfile_offset;
+    size_t subfile_size;
+
+    /* check extensions */
+    if ( !check_extensions(streamFile,"sps"))
+        goto fail;
+
+    /* mini header */
+    type = read_32bitLE(0x00,streamFile); //todo channels? all known VAG are mono and AT3 stereo
+    subfile_size = read_32bitLE(0x04,streamFile);
+    sample_rate = (uint16_t)read_16bitLE(0x08,streamFile);
+    /* 0x0a/0b: stereo+loop flags? */
+    //num_samples = read_32bitLE(0x0c,streamFile);
+    subfile_offset = 0x10;
+
+    /* init the VGMSTREAM */
+    switch(type) {
+        case 1: /* .vag */
+            temp_streamFile = setup_sps_streamfile(streamFile, subfile_offset, subfile_size, "vag");
+            if (!temp_streamFile) goto fail;
+
+            vgmstream = init_vgmstream_ps2_vag(temp_streamFile);
+            if (!vgmstream) goto fail;
+            break;
+
+        case 2: /* .at3 */
+            VGM_LOG("so=%lx, s=%x\n", subfile_offset,subfile_size );
+            temp_streamFile = setup_sps_streamfile(streamFile, subfile_offset, subfile_size, "at3");
+            if (!temp_streamFile) goto fail;
+            VGM_LOG("4\n");
+            vgmstream = init_vgmstream_riff(temp_streamFile);
+            if (!vgmstream) goto fail;
+            break;
+        default:
+            goto fail;
+    }
+
+    //VGM_LOG(vgmstream->num_samples != num_samples,
+    //        "SPS: sps num_samples and subfile num_samples don't match\n");
+    //vgmstream->num_samples = num_samples; //todo adjusted for MAIATRAC3
+    vgmstream->sample_rate = sample_rate; /* .vag header doesn't match */
+
+    close_streamfile(temp_streamFile);
+    return vgmstream;
+
+fail:
+    close_streamfile(temp_streamFile);
+    close_vgmstream(vgmstream);
+    return NULL;
+}
+
+static STREAMFILE* setup_sps_streamfile(STREAMFILE *streamFile, off_t subfile_offset, size_t subfile_size, char* extension) {
+    STREAMFILE *temp_streamFile = NULL, *new_streamFile = NULL;
+
+    /* setup subfile */
+    new_streamFile = open_wrap_streamfile(streamFile);
+    if (!new_streamFile) goto fail;
+    temp_streamFile = new_streamFile;
+
+    new_streamFile = open_clamp_streamfile(temp_streamFile, subfile_offset,subfile_size);
+    if (!new_streamFile) goto fail;
+    temp_streamFile = new_streamFile;
+
+    new_streamFile = open_fakename_streamfile(temp_streamFile, NULL,extension);
+    if (!new_streamFile) goto fail;
+    temp_streamFile = new_streamFile;
+
+    return temp_streamFile;
+
+fail:
+    close_streamfile(temp_streamFile);
+    return NULL;
+}

src/vgmstream.c

@@ -377,6 +377,7 @@ VGMSTREAM * (*init_vgmstream_functions[])(STREAMFILE *streamFile) = {
     init_vgmstream_fsb_encrypted,
     init_vgmstream_xwc,
     init_vgmstream_atsl3,
+    init_vgmstream_sps_n1,
 
     init_vgmstream_txth,  /* should go at the end (lower priority) */
 #ifdef VGM_USE_FFMPEG