[Mplayer-cvslog] CVS: main/libmpeg2 libmpeg-0.4.0.diff,NONE,1.1

[Jindrich Makovicka CVS]

CVS change done by Jindrich Makovicka CVS

Update of /cvsroot/mplayer/main/libmpeg2
In directory mail:/var2/tmp/cvs-serv104

Added Files:
	libmpeg-0.4.0.diff 
Log Message:
summary of the MPlayer specific libmpeg2 changes

--- NEW FILE ---
diff -ur orig/cpu_accel.c new/cpu_accel.c
--- orig/cpu_accel.c	2003-10-06 04:31:52.000000000 +0200
+++ new/cpu_accel.c	2004-02-18 13:48:26.000000000 +0100
@@ -195,6 +195,7 @@
 #ifdef ARCH_ALPHA
 static inline uint32_t arch_accel (void)
 {
+#ifdef CAN_COMPILE_ALPHA_MVI
     uint64_t no_mvi;
 
     asm volatile ("amask %1, %0"
@@ -202,6 +203,9 @@
 		  : "rI" (256));	/* AMASK_MVI */
     return no_mvi ? MPEG2_ACCEL_ALPHA : (MPEG2_ACCEL_ALPHA |
 					 MPEG2_ACCEL_ALPHA_MVI);
+#else
+    return MPEG2_ACCEL_ALPHA;
+#endif
 }
 #endif /* ARCH_ALPHA */
 #endif /* ACCEL_DETECT */
diff -ur orig/cpu_state.c new/cpu_state.c
--- orig/cpu_state.c	2003-08-21 10:00:49.000000000 +0200
+++ new/cpu_state.c	2004-02-18 13:48:29.000000000 +0100
@@ -120,7 +120,7 @@
 	mpeg2_cpu_state_restore = state_restore_mmx;
     }
 #endif
-#ifdef ARCH_PPC
+#if defined(ARCH_PPC) && defined(HAVE_ALTIVEC)
     if (accel & MPEG2_ACCEL_PPC_ALTIVEC) {
 	mpeg2_cpu_state_save = state_save_altivec;
 	mpeg2_cpu_state_restore = state_restore_altivec;
diff -ur orig/decode.c new/decode.c
--- orig/decode.c	2003-12-22 12:59:34.000000000 +0100
+++ new/decode.c	2004-02-18 14:19:01.000000000 +0100
@@ -351,6 +351,15 @@
     fbuf->buf[1] = buf[1];
     fbuf->buf[2] = buf[2];
     fbuf->id = id;
+    // HACK! FIXME! At first I frame, copy pointers to prediction frame too!
+    if (mpeg2dec->custom_fbuf && !mpeg2dec->fbuf[1]->buf[0]){
+	mpeg2dec->fbuf[1]->buf[0]=buf[0];
+	mpeg2dec->fbuf[1]->buf[1]=buf[1];
+	mpeg2dec->fbuf[1]->buf[2]=buf[2];
+	mpeg2dec->fbuf[1]->id=NULL;
+    }
+//        printf("libmpeg2: FBUF 0:%p 1:%p 2:%p\n",
+//	    mpeg2dec->fbuf[0]->buf[0],mpeg2dec->fbuf[1]->buf[0],mpeg2dec->fbuf[2]->buf[0]);
 }
 
 void mpeg2_custom_fbuf (mpeg2dec_t * mpeg2dec, int custom_fbuf)
diff -ur orig/header.c new/header.c
--- orig/header.c	2003-12-22 12:24:02.000000000 +0100
+++ new/header.c	2004-08-02 18:07:50.000000000 +0200
@@ -100,6 +100,9 @@
     mpeg2dec->decoder.convert = NULL;
     mpeg2dec->decoder.convert_id = NULL;
     mpeg2dec->picture = mpeg2dec->pictures;
+    memset(&mpeg2dec->fbuf_alloc[0].fbuf, 0, sizeof(mpeg2_fbuf_t));
+    memset(&mpeg2dec->fbuf_alloc[1].fbuf, 0, sizeof(mpeg2_fbuf_t));
+    memset(&mpeg2dec->fbuf_alloc[2].fbuf, 0, sizeof(mpeg2_fbuf_t));
     mpeg2dec->fbuf[0] = &mpeg2dec->fbuf_alloc[0].fbuf;
     mpeg2dec->fbuf[1] = &mpeg2dec->fbuf_alloc[1].fbuf;
     mpeg2dec->fbuf[2] = &mpeg2dec->fbuf_alloc[2].fbuf;
@@ -551,6 +554,7 @@
 	if (!(mpeg2dec->sequence.flags & SEQ_FLAG_PROGRESSIVE_SEQUENCE)) {
 	    picture->nb_fields = (buffer[3] & 2) ? 3 : 2;
 	    flags |= (buffer[3] & 128) ? PIC_FLAG_TOP_FIELD_FIRST : 0;
+	    flags |= (buffer[3] &   2) ? PIC_FLAG_REPEAT_FIRST_FIELD : 0;
 	} else
 	    picture->nb_fields = (buffer[3]&2) ? ((buffer[3]&128) ? 6 : 4) : 2;
 	break;
@@ -799,6 +803,7 @@
 	mpeg2dec->scaled[index] = mpeg2dec->q_scale_type;
 	for (i = 0; i < 32; i++) {
 	    k = mpeg2dec->q_scale_type ? non_linear_scale[i] : (i << 1);
+	    decoder->quantizer_scale = k;
 	    for (j = 0; j < 64; j++)
 		decoder->quantizer_prescale[index][i][j] =
 		    k * mpeg2dec->quantizer_matrix[index][j];
diff -ur orig/idct_alpha.c new/idct_alpha.c
--- orig/idct_alpha.c	2003-09-19 11:26:42.000000000 +0200
+++ new/idct_alpha.c	2004-02-18 13:48:29.000000000 +0100
@@ -59,7 +59,7 @@
 } while (0)
 #endif
 
-static void inline idct_row (int16_t * const block)
+static inline void idct_row (int16_t * const block)
 {
     uint64_t l, r;
     int_fast32_t d0, d1, d2, d3;
@@ -116,7 +116,7 @@
     block[7] = (a0 - b0) >> 12;
 }
 
-static void inline idct_col (int16_t * const block)
+static inline void idct_col (int16_t * const block)
 {
     int_fast32_t d0, d1, d2, d3;
     int_fast32_t a0, a1, a2, a3, b0, b1, b2, b3;
@@ -157,6 +157,7 @@
     block[8*7] = (a0 - b0) >> 17;
 }
 
+#ifdef CAN_COMPILE_ALPHA_MVI
 void mpeg2_idct_copy_mvi (int16_t * block, uint8_t * dest, const int stride)
 {
     uint64_t clampmask;
@@ -289,6 +290,7 @@
 	stq (p7, dest + 7 * stride);
     }
 }
+#endif
 
 void mpeg2_idct_copy_alpha (int16_t * block, uint8_t * dest, const int stride)
 {
diff -ur orig/idct.c new/idct.c
--- orig/idct.c	2003-09-19 11:26:42.000000000 +0200
+++ new/idct.c	2004-02-18 14:30:15.000000000 +0100
@@ -66,7 +66,7 @@
 } while (0)
 #endif
 
-static void inline idct_row (int16_t * const block)
+static inline void idct_row (int16_t * const block)
 {
     int d0, d1, d2, d3;
     int a0, a1, a2, a3, b0, b1, b2, b3;
@@ -119,7 +119,7 @@
     block[7] = (a0 - b0) >> 12;
 }
 
-static void inline idct_col (int16_t * const block)
+static inline void idct_col (int16_t * const block)
 {
     int d0, d1, d2, d3;
     int a0, a1, a2, a3, b0, b1, b2, b3;
@@ -254,11 +254,14 @@
     } else
 #endif
 #ifdef ARCH_ALPHA
+#ifdef CAN_COMPILE_ALPHA_MVI
     if (accel & MPEG2_ACCEL_ALPHA_MVI) {
 	mpeg2_idct_copy = mpeg2_idct_copy_mvi;
 	mpeg2_idct_add = mpeg2_idct_add_mvi;
 	mpeg2_idct_alpha_init ();
-    } else if (accel & MPEG2_ACCEL_ALPHA) {
+    } else
+#endif
+    if (accel & MPEG2_ACCEL_ALPHA) {
 	int i;
 
 	mpeg2_idct_copy = mpeg2_idct_copy_alpha;
diff -ur orig/motion_comp.c new/motion_comp.c
--- orig/motion_comp.c	2003-10-06 04:31:52.000000000 +0200
+++ new/motion_comp.c	2004-02-18 13:48:37.000000000 +0100
@@ -43,10 +43,12 @@
     else
 #endif
 #ifdef ARCH_PPC
+#ifdef HAVE_ALTIVEC
     if (accel & MPEG2_ACCEL_PPC_ALTIVEC)
 	mpeg2_mc = mpeg2_mc_altivec;
     else
 #endif
+#endif
 #ifdef ARCH_ALPHA
     if (accel & MPEG2_ACCEL_ALPHA)
 	mpeg2_mc = mpeg2_mc_alpha;
diff -ur orig/mpeg2.h new/mpeg2.h
--- orig/mpeg2.h	2003-12-22 13:13:35.000000000 +0100
+++ new/mpeg2.h	2004-02-18 13:50:13.000000000 +0100
@@ -82,6 +82,7 @@
 #define PIC_FLAG_COMPOSITE_DISPLAY 32
 #define PIC_FLAG_SKIP 64
 #define PIC_FLAG_TAGS 128
+#define PIC_FLAG_REPEAT_FIRST_FIELD 256
 #define PIC_MASK_COMPOSITE_DISPLAY 0xfffff000
 
 typedef struct mpeg2_picture_s {
diff -ur orig/mpeg2_internal.h new/mpeg2_internal.h
--- orig/mpeg2_internal.h	2003-12-22 12:24:02.000000000 +0100
+++ new/mpeg2_internal.h	2004-08-02 18:09:17.000000000 +0200
@@ -144,6 +144,11 @@
     int second_field;
 
     int mpeg1;
+
+    /* for MPlayer: */
+    int quantizer_scale;
+    char* quant_store;
+    int quant_stride;
 };
 
 typedef struct {
diff -ur orig/slice.c new/slice.c
--- orig/slice.c	2003-12-22 12:24:02.000000000 +0100
+++ new/slice.c	2004-08-02 18:07:50.000000000 +0200
@@ -1564,6 +1564,9 @@
 
 #define NEXT_MACROBLOCK							\
 do {									\
+    if(decoder->quant_store)                                            \
+        decoder->quant_store[decoder->quant_stride*(decoder->v_offset>>4) \
+                    +(decoder->offset>>4)] = decoder->quantizer_scale;  \
     decoder->offset += 16;						\
     if (decoder->offset == decoder->width) {				\
 	do { /* just so we can use the break statement */		\