inital commit

2026-07-12 15:06:31 -05:00
commit 75f1616cb3
77 changed files with 75469 additions and 0 deletions
@@ -0,0 +1,52 @@
+#ifndef SCE_MPEG_VIBUF_H
+#define SCE_MPEG_VIBUF_H
+
+#include "typedefs.h"
+
+#include "sce/libipu.h"
+
+#define DMA_ID_REFE	0
+#define DMA_ID_NEXT	2
+#define DMA_ID_REF	3
+
+#define VIBUF_ELM_SIZE 2048
+#define VIBUF_SIZE 256
+#define VIBUF_TS_SIZE (VIBUF_SIZE*2)
+
+#define TAG_ADDR(i)	((u_int)DmaAddr(f->tag + i))
+#define DATA_ADDR(i)	((u_int)f->data + VIBUF_ELM_SIZE * (i))
+#define WRAP_ADDR(addr) ((u_int)(f->data)     + (((u_int)(addr) - (u_int)(f->data)) % (VIBUF_ELM_SIZE * f->n)))
+#define IsInRegion(i,start,len,n)  (     (0 <= (((i) + (n) - (start)) % (n))) &&     ((((i) + (n) - (start)) % (n)) < (len)))
+
+extern inline int IsPtsInRegion(int tgt, int pos, int len, int size)
+{
+    int tgt1 = (tgt + size - pos) % size;
+    return tgt1 < len;
+}
+
+typedef struct { // 0x18
+	/* 0x00 */ long int pts;
+	/* 0x08 */ long int dts;
+	/* 0x10 */ int pos;
+	/* 0x14 */ int len;
+} TimeStamp;
+
+typedef struct { // 0x60
+	/* 0x00 */ u_long128 *data;
+	/* 0x04 */ u_long128 *tag;
+	/* 0x08 */ int n;
+	/* 0x0c */ int dmaStart;
+	/* 0x10 */ int dmaN;
+	/* 0x14 */ int readBytes;
+	/* 0x18 */ int buffSize;
+	/* 0x1c */ sceIpuDmaEnv env;
+	/* 0x40 */ int sema;
+	/* 0x44 */ int isActive;
+	/* 0x48 */ long int totalBytes;
+	/* 0x50 */ TimeStamp *ts;
+	/* 0x54 */ int n_ts;
+	/* 0x58 */ int count_ts;
+	/* 0x5c */ int wt_ts;
+} ViBuf;
+
+#endif // SCE_MPEG_VIBUF_H