ffmpeg update, add new files/decoders, use our fastmemcpy

tested ok with usual files (wmv7, mpeg4, divx, svq1...)

CVS patchset: 4618
CVS date: 2003/04/16 00:18:35

1 files changed, 17 insertions, 28 deletions

diff --git a/src/libffmpeg/libavcodec/h263dec.c b/src/libffmpeg/libavcodec/h263dec.c
index d0ce51493..98215bf4c 100644
--- a/src/libffmpeg/libavcodec/h263dec.c
+++ b/src/libffmpeg/libavcodec/h263dec.c
@@ -209,7 +209,7 @@ static int decode_slice(MpegEncContext *s){
             MPV_decode_mb(s, s->block);
 
             if(ret<0){
-                const int xy= s->mb_x + s->mb_y*s->mb_width;
+                const int xy= s->mb_x + s->mb_y*s->mb_stride;
                 if(ret==SLICE_END){
 //printf("%d %d %d %06X\n", s->mb_x, s->mb_y, s->gb.size*8 - get_bits_count(&s->gb), show_bits(&s->gb, 24));
                     ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y, (AC_END|DC_END|MV_END)&part_mask);
@@ -484,7 +484,7 @@ retry:
     avctx->has_b_frames= !s->low_delay;
 
     if(s->workaround_bugs&FF_BUG_AUTODETECT){
-        if(s->padding_bug_score > -2 && !s->data_partitioning)
+        if(s->padding_bug_score > -2 && !s->data_partitioning && !s->resync_marker)
             s->workaround_bugs |=  FF_BUG_NO_PADDING;
         else
             s->workaround_bugs &= ~FF_BUG_NO_PADDING;
@@ -643,20 +643,21 @@ retry:
 
     ff_er_frame_start(s);
     
+    //the second part of the wmv2 header contains the MB skip bits which are stored in current_picture->mb_type
+    //which isnt available before MPV_frame_start()
+    if (s->msmpeg4_version==5){
+        if(ff_wmv2_decode_secondary_picture_header(s) < 0)
+            return -1;
+    }
+
     /* decode each macroblock */
-    s->block_wrap[0]=
-    s->block_wrap[1]=
-    s->block_wrap[2]=
-    s->block_wrap[3]= s->mb_width*2 + 2;
-    s->block_wrap[4]=
-    s->block_wrap[5]= s->mb_width + 2;
     s->mb_x=0; 
     s->mb_y=0;
     
     decode_slice(s);
-    while(s->mb_y<s->mb_height && s->gb.size_in_bits - get_bits_count(&s->gb)>16){
+    while(s->mb_y<s->mb_height){
         if(s->msmpeg4_version){
-            if(s->mb_x!=0 || (s->mb_y%s->slice_height)!=0)
+            if(s->mb_x!=0 || (s->mb_y%s->slice_height)!=0 || get_bits_count(&s->gb) > s->gb.size_in_bits)
                 break;
         }else{
             if(ff_h263_resync(s)<0)
@@ -708,8 +709,8 @@ retry:
         for(mb_y=0; mb_y<s->mb_height; mb_y++){
             int mb_x;
             for(mb_x=0; mb_x<s->mb_width; mb_x++){
-                const int mb_index= mb_x + mb_y*s->mb_width;
-                if(s->co_located_type_table[mb_index] == MV_TYPE_8X8){
+                const int mb_index= mb_x + mb_y*s->mb_stride;
+                if(IS_8X8(s->current_picture.mb_type[mb_index])){
                     int i;
                     for(i=0; i<4; i++){
                         int sx= mb_x*16 + 4 + 8*(i&1);
@@ -732,24 +733,12 @@ retry:
         }
     }
 
-
     if(s->pict_type==B_TYPE || s->low_delay){
         *pict= *(AVFrame*)&s->current_picture;
+        ff_print_debug_info(s, s->current_picture_ptr);
     } else {
         *pict= *(AVFrame*)&s->last_picture;
-    }
-
-    if(avctx->debug&FF_DEBUG_QP){
-        int8_t *qtab= pict->qscale_table;
-        int x,y;
-        
-        for(y=0; y<s->mb_height; y++){
-            for(x=0; x<s->mb_width; x++){
-                printf("%2d ", qtab[x + y*s->mb_width]);
-            }
-            printf("\n");
-        }
-        printf("\n");
+        ff_print_debug_info(s, s->last_picture_ptr);
     }
 
     /* Return the Picture timestamp as the frame number */
@@ -781,7 +770,7 @@ AVCodec mpeg4_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED,
-    mpeg4_decoptions,
+    .options = mpeg4_decoptions,
 };
 
 AVCodec h263_decoder = {
@@ -832,7 +821,7 @@ AVCodec msmpeg4v3_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    mpeg4_decoptions,
+    .options = mpeg4_decoptions,
 };
 
 AVCodec wmv1_decoder = {