Still working on it.

1 files changed, 71 insertions, 1 deletions

diff --git a/str-util.cpp b/str-util.cpp
index b93e2a6..f0dd3f7 100644
--- a/str-util.cpp
+++ b/str-util.cpp
@@ -3,10 +3,80 @@
 #include "generic.h"
 #include "yazedc.h"
 
+/*
 
+  From the SONY documentation:
+  
+  32 bytes header:
+  
+StSTATUS       : 2 bytes   0
+StTYPE         : 2 bytes   2
+StSECTOR_OFFSET: 2 bytes   4
+StSECTOR_SIZE  : 2 bytes   6
+StFRAME_NO     : 4 bytes  10
+StFRAME_SIZE   : 4 bytes  14
+StMOVIE_WIDTH  : 2 bytes  16
+StMOVIE_HEIGHT : 2 bytes  18
+StMOVIE_HEADM  : 4 bytes  22
+StMOVIE_HEADV  : 4 bytes  26
+Channels       : 2 bytes  30
 
+ */
+
+struct STR_Header {
+    Uint16 StSTATUS;
+    Uint16 StTYPE;
+    Uint16 StSECTOR_OFFSET;
+    Uint16 StSECTOR_SIZE;
+    Uint32 StFRAME_NO;
+    Uint32 StFRAME_SIZE;
+    Uint16 StMOVIE_WIDTH;
+    Uint16 StMOVIE_HEIGHT;
+    Uint32 StMOVIE_HEADM;
+    Uint32 StMOVIE_HEADV;
+    Uint16 Channels;
+} __attribute__((packed));
+
+void process_one_sector(FILE * f) {
+    Byte sector[2336];
+    STR_Header * h;
+    
+    fread(sector, 2336, 1, f);
+    h = (STR_Header *) ((Byte *) sector + 8);
+    
+    printm(M_BARE, "SubHeader FN : %x\n", sector[0]);
+    printm(M_BARE, "SubHeader CN : %x\n", sector[1]);
+    printm(M_BARE, "SubHeader SM : %x\n", sector[2]);
+    printm(M_BARE, "SubHeader CI : %x\n", sector[3]);
+    
+    if (sector[2] == 0x48) {
+	printm(M_BARE, "Video sector\n");
+    } else if (sector[2] == 0x64) {
+	printm(M_BARE, "Audio sector\n");
+    } else {
+	printm(M_BARE, "Unknow sector\n");
+    }
+    
+    printm(M_BARE, "Status       : %04x\n", h->StSTATUS);
+    printm(M_BARE, "Type         : %04x\n", h->StTYPE);
+    printm(M_BARE, "Sector Offset: %i\n", h->StSECTOR_OFFSET);
+    printm(M_BARE, "Sector Size  : %i\n", h->StSECTOR_SIZE);
+    printm(M_BARE, "Frame Number : %i\n", h->StFRAME_NO);
+    printm(M_BARE, "Frame Size   : %i\n", h->StFRAME_SIZE);
+    printm(M_BARE, "Movie Width  : %i\n", h->StMOVIE_WIDTH);
+    printm(M_BARE, "Movie Height : %i\n", h->StMOVIE_HEIGHT);
+    printm(M_BARE, "Movie HeadM  : %08x\n", h->StMOVIE_HEADM);
+    printm(M_BARE, "Movie HeadV  : %08x\n", h->StMOVIE_HEADV);
+    printm(M_BARE, "Channels     : %04x\n", h->Channels);
+    printm(M_BARE, "---------------------------------\n\n");
+}
+
+#ifdef STR_MAIN
 
-#ifdef __STR_MAIN__
 int main(void) {
+    while (!feof(stdin)) {
+	process_one_sector(stdin);
+    }
 }
+
 #endif