virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-02-09 14:14:39 +02:00
Code Issues Releases Activity

lavfi/stereo3d: avoid division when changing aspect ratio

Browse Source 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-04-26 10:13:50 +00:00
parent 42d61fd968
commit 6a8d05061f
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libavfilter/vf_stereo3d.c
View File

@ -349,25 +349,25 @@ static int config_output(AVFilterLink *outlink)
memcpy(s->ana_matrix, ana_coeff[s->out.format], sizeof(s->ana_matrix)); memcpy(s->ana_matrix, ana_coeff[s->out.format], sizeof(s->ana_matrix));
break; break;
case SIDE_BY_SIDE_2_LR: case SIDE_BY_SIDE_2_LR:
aspect.num /= 2; aspect.den *= 2;
case SIDE_BY_SIDE_LR: case SIDE_BY_SIDE_LR:
s->out.width = s->width * 2; s->out.width = s->width * 2;
s->out.off_right = s->width; s->out.off_right = s->width;
break; break;
case SIDE_BY_SIDE_2_RL: case SIDE_BY_SIDE_2_RL:
aspect.num /= 2; aspect.den *= 2;
case SIDE_BY_SIDE_RL: case SIDE_BY_SIDE_RL:
s->out.width = s->width * 2; s->out.width = s->width * 2;
s->out.off_left = s->width; s->out.off_left = s->width;
break; break;
case ABOVE_BELOW_2_LR: case ABOVE_BELOW_2_LR:
aspect.den /= 2; aspect.num *= 2;
case ABOVE_BELOW_LR: case ABOVE_BELOW_LR:
s->out.height = s->height * 2; s->out.height = s->height * 2;
s->out.row_right = s->height; s->out.row_right = s->height;
break; break;
case ABOVE_BELOW_2_RL: case ABOVE_BELOW_2_RL:
aspect.den /= 2; aspect.num *= 2;
case ABOVE_BELOW_RL: case ABOVE_BELOW_RL:
s->out.height = s->height * 2; s->out.height = s->height * 2;
s->out.row_left = s->height; s->out.row_left = s->height;