fix overflow in mc_block() patch by (Yartrebo )yartrebo earthlink net

[ffmpeg] / libavcodec / h263dec.c

diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c
index 272780da7af45a17eb4ffa4873eb936aa910b75e..da2bd54a2c0d742be6b21c229a4f0474d3a8c87b 100644 (file)
--- a/libavcodec/h263dec.c
+++ b/libavcodec/h263dec.c
@@ -85,6 +85,11 @@ int ff_h263_decode_init(AVCodecContext *avctx)
         s->h263_pred = 1;
         s->msmpeg4_version=5;
         break;
+    case CODEC_ID_WMV3:
+        s->h263_msmpeg4 = 1;
+        s->h263_pred = 1;
+        s->msmpeg4_version=6;
+        break;
     case CODEC_ID_H263I:
         break;
     case CODEC_ID_FLV1:
@@ -778,12 +783,6 @@ printf("%Ld\n", rdtsc()-time);
     return get_consumed_bytes(s, buf_size);
 }
 
-static const AVOption mpeg4_decoptions[] =
-{
-    AVOPTION_SUB(avoptions_workaround_bug),
-    AVOPTION_END()
-};
-
 AVCodec mpeg4_decoder = {
     "mpeg4",
     CODEC_TYPE_VIDEO,
@@ -794,7 +793,6 @@ AVCodec mpeg4_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY,
-    .options = mpeg4_decoptions,
     .flush= ff_mpeg_flush,
 };
 
@@ -821,7 +819,6 @@ AVCodec msmpeg4v1_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    mpeg4_decoptions,
 };
 
 AVCodec msmpeg4v2_decoder = {
@@ -834,7 +831,6 @@ AVCodec msmpeg4v2_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    mpeg4_decoptions,
 };
 
 AVCodec msmpeg4v3_decoder = {
@@ -847,7 +843,6 @@ AVCodec msmpeg4v3_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    .options = mpeg4_decoptions,
 };
 
 AVCodec wmv1_decoder = {
@@ -860,7 +855,6 @@ AVCodec wmv1_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    mpeg4_decoptions,
 };
 
 AVCodec h263i_decoder = {
@@ -873,7 +867,6 @@ AVCodec h263i_decoder = {
     ff_h263_decode_end,
     ff_h263_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1,
-    mpeg4_decoptions,
 };
 
 AVCodec flv_decoder = {