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authorKostya Shishkov <kostya.shishkov@gmail.com>2008-11-08 18:15:13 +0000
committerKostya Shishkov <kostya.shishkov@gmail.com>2008-11-08 18:15:13 +0000
commit502ecc97af848318d305558f6dc4be16b6af3dd5 (patch)
tree1d329c8f0782e0b3dc1101327f8dade2b72eaeec /libavcodec/rv34.c
parenta85de417db0b721c601d679338bb9251c542160d (diff)
downloadffmpeg-502ecc97af848318d305558f6dc4be16b6af3dd5.tar.gz
Split RV3/4 deblock pattern into horizontal and vertical parts
during calculating. Originally committed as revision 15794 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/rv34.c')
-rw-r--r--libavcodec/rv34.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index 867a3461cb..047ab04c3d 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -1082,19 +1082,23 @@ static int is_mv_diff_gt_3(int16_t (*motion_val)[2], int step)
static int rv34_set_deblock_coef(RV34DecContext *r)
{
MpegEncContext *s = &r->s;
- int mvmask = 0, i, j;
+ int hmvmask = 0, vmvmask = 0, i, j;
int midx = s->mb_x * 2 + s->mb_y * 2 * s->b8_stride;
int16_t (*motion_val)[2] = s->current_picture_ptr->motion_val[0][midx];
for(j = 0; j < 16; j += 8){
for(i = 0; i < 2; i++){
if(is_mv_diff_gt_3(motion_val + i, 1))
- mvmask |= 0x11 << (j + i*2);
+ vmvmask |= 0x11 << (j + i*2);
if(is_mv_diff_gt_3(motion_val + i, s->b8_stride))
- mvmask |= 0x03 << (j + i*2);
+ hmvmask |= 0x03 << (j + i*2);
}
motion_val += s->b8_stride;
}
- return mvmask;
+ if(s->first_slice_line)
+ hmvmask &= ~0x000F;
+ if(!s->mb_x)
+ vmvmask &= ~0x1111;
+ return hmvmask | vmvmask; //XXX: should be stored separately for RV3
}
static int rv34_decode_macroblock(RV34DecContext *r, int8_t *intra_types)