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authorMichael Niedermayer <michaelni@gmx.at>2013-02-18 03:56:01 +0400
committerMichael Niedermayer <michaelni@gmx.at>2013-02-18 03:56:01 +0400
commit7378101d41020ee9f4643740ebf1b9142afca557 (patch)
treed23ff231538f8385182a4138a2d874fbc72fa378 /libavcodec/mpeg4videodec.c
parentda5f4e4d19917bce4b9213ff3d433ddf30e22fe5 (diff)
parent377fabc9e687a3c73fdb235f773f6e9151378ca5 (diff)
Merge branch 'release/0.8' into release/0.7
* release/0.8: (92 commits) Update for 0.8.13 pngdec/filter: dont access out of array elements at the end aacdec: check channel count vqavideo: check chunk sizes before reading chunks eamad: fix out of array accesses roqvideodec: check dimensions validity qdm2: check array index before use, fix out of array accesses alsdec: check block length huffyuvdec: Skip len==0 cases huffyuvdec: Check init_vlc() return codes. Update changelog for 0.7.7 release mpeg12: do not decode extradata more than once. indeo4/5: check empty tile size in decode_mb_info(). dfa: improve boundary checks in decode_dds1() indeo5dec: Make sure we have had a valid gop header. rv34: error out on size changes with frame threading rtmp: fix buffer overflows in ff_amf_tag_contents() rtmp: fix multiple broken overflow checks Revert "h264: allow cropping to AVCodecContext.width/height" h264: check ref_count validity for num_ref_idx_active_override_flag ... Conflicts: Doxyfile RELEASE VERSION libavcodec/rv34.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/mpeg4videodec.c')
-rw-r--r--libavcodec/mpeg4videodec.c50
1 files changed, 25 insertions, 25 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index 6b7b4bfbc0..06802cd2bb 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -651,13 +651,13 @@ try_again:
if ((cbpc & 16) == 0) {
/* 16x16 motion prediction */
- h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
if(!s->mcsel){
- mx = h263_decode_motion(s, pred_x, s->f_code);
+ mx = ff_h263_decode_motion(s, pred_x, s->f_code);
if (mx >= 0xffff)
return -1;
- my = h263_decode_motion(s, pred_y, s->f_code);
+ my = ff_h263_decode_motion(s, pred_y, s->f_code);
if (my >= 0xffff)
return -1;
s->current_picture.mb_type[xy]= MB_TYPE_16x16 | MB_TYPE_L0;
@@ -675,12 +675,12 @@ try_again:
int i;
s->current_picture.mb_type[xy]= MB_TYPE_8x8 | MB_TYPE_L0;
for(i=0;i<4;i++) {
- int16_t *mot_val= h263_pred_motion(s, i, 0, &pred_x, &pred_y);
- mx = h263_decode_motion(s, pred_x, s->f_code);
+ int16_t *mot_val= ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+ mx = ff_h263_decode_motion(s, pred_x, s->f_code);
if (mx >= 0xffff)
return -1;
- my = h263_decode_motion(s, pred_y, s->f_code);
+ my = ff_h263_decode_motion(s, pred_y, s->f_code);
if (my >= 0xffff)
return -1;
mot_val[0] = mx;
@@ -1245,14 +1245,14 @@ static int mpeg4_decode_mb(MpegEncContext *s,
s->field_select[0][0]= get_bits1(&s->gb);
s->field_select[0][1]= get_bits1(&s->gb);
- h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
for(i=0; i<2; i++){
- mx = h263_decode_motion(s, pred_x, s->f_code);
+ mx = ff_h263_decode_motion(s, pred_x, s->f_code);
if (mx >= 0xffff)
return -1;
- my = h263_decode_motion(s, pred_y/2, s->f_code);
+ my = ff_h263_decode_motion(s, pred_y/2, s->f_code);
if (my >= 0xffff)
return -1;
@@ -1263,13 +1263,13 @@ static int mpeg4_decode_mb(MpegEncContext *s,
s->current_picture.mb_type[xy]= MB_TYPE_16x16 | MB_TYPE_L0;
/* 16x16 motion prediction */
s->mv_type = MV_TYPE_16X16;
- h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
- mx = h263_decode_motion(s, pred_x, s->f_code);
+ ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y);
+ mx = ff_h263_decode_motion(s, pred_x, s->f_code);
if (mx >= 0xffff)
return -1;
- my = h263_decode_motion(s, pred_y, s->f_code);
+ my = ff_h263_decode_motion(s, pred_y, s->f_code);
if (my >= 0xffff)
return -1;
@@ -1280,12 +1280,12 @@ static int mpeg4_decode_mb(MpegEncContext *s,
s->current_picture.mb_type[xy]= MB_TYPE_8x8 | MB_TYPE_L0;
s->mv_type = MV_TYPE_8X8;
for(i=0;i<4;i++) {
- mot_val = h263_pred_motion(s, i, 0, &pred_x, &pred_y);
- mx = h263_decode_motion(s, pred_x, s->f_code);
+ mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y);
+ mx = ff_h263_decode_motion(s, pred_x, s->f_code);
if (mx >= 0xffff)
return -1;
- my = h263_decode_motion(s, pred_y, s->f_code);
+ my = ff_h263_decode_motion(s, pred_y, s->f_code);
if (my >= 0xffff)
return -1;
s->mv[0][i][0] = mx;
@@ -1381,8 +1381,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
if(USES_LIST(mb_type, 0)){
s->mv_dir = MV_DIR_FORWARD;
- mx = h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
- my = h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
+ mx = ff_h263_decode_motion(s, s->last_mv[0][0][0], s->f_code);
+ my = ff_h263_decode_motion(s, s->last_mv[0][0][1], s->f_code);
s->last_mv[0][1][0]= s->last_mv[0][0][0]= s->mv[0][0][0] = mx;
s->last_mv[0][1][1]= s->last_mv[0][0][1]= s->mv[0][0][1] = my;
}
@@ -1390,8 +1390,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
if(USES_LIST(mb_type, 1)){
s->mv_dir |= MV_DIR_BACKWARD;
- mx = h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
- my = h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
+ mx = ff_h263_decode_motion(s, s->last_mv[1][0][0], s->b_code);
+ my = ff_h263_decode_motion(s, s->last_mv[1][0][1], s->b_code);
s->last_mv[1][1][0]= s->last_mv[1][0][0]= s->mv[1][0][0] = mx;
s->last_mv[1][1][1]= s->last_mv[1][0][1]= s->mv[1][0][1] = my;
}
@@ -1402,8 +1402,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
s->mv_dir = MV_DIR_FORWARD;
for(i=0; i<2; i++){
- mx = h263_decode_motion(s, s->last_mv[0][i][0] , s->f_code);
- my = h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
+ mx = ff_h263_decode_motion(s, s->last_mv[0][i][0] , s->f_code);
+ my = ff_h263_decode_motion(s, s->last_mv[0][i][1]/2, s->f_code);
s->last_mv[0][i][0]= s->mv[0][i][0] = mx;
s->last_mv[0][i][1]= (s->mv[0][i][1] = my)*2;
}
@@ -1413,8 +1413,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
s->mv_dir |= MV_DIR_BACKWARD;
for(i=0; i<2; i++){
- mx = h263_decode_motion(s, s->last_mv[1][i][0] , s->b_code);
- my = h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
+ mx = ff_h263_decode_motion(s, s->last_mv[1][i][0] , s->b_code);
+ my = ff_h263_decode_motion(s, s->last_mv[1][i][1]/2, s->b_code);
s->last_mv[1][i][0]= s->mv[1][i][0] = mx;
s->last_mv[1][i][1]= (s->mv[1][i][1] = my)*2;
}
@@ -1426,8 +1426,8 @@ static int mpeg4_decode_mb(MpegEncContext *s,
if(IS_SKIP(mb_type))
mx=my=0;
else{
- mx = h263_decode_motion(s, 0, 1);
- my = h263_decode_motion(s, 0, 1);
+ mx = ff_h263_decode_motion(s, 0, 1);
+ my = ff_h263_decode_motion(s, 0, 1);
}
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;