Revision 15ba015f
| libavfilter/vf_vflip.c | ||
|---|---|---|
| 63 | 63 |
static void start_frame(AVFilterLink *link, AVFilterPicRef *picref) |
| 64 | 64 |
{
|
| 65 | 65 |
FlipContext *flip = link->dst->priv; |
| 66 |
AVFilterPicRef *ref2 = avfilter_ref_pic(picref, ~0); |
|
| 67 | 66 |
int i; |
| 68 | 67 |
|
| 69 | 68 |
for (i = 0; i < 4; i ++) {
|
| 70 | 69 |
int vsub = i == 1 || i == 2 ? flip->vsub : 0; |
| 71 | 70 |
|
| 72 |
if (ref2->data[i]) {
|
|
| 73 |
ref2->data[i] += ((link->h >> vsub)-1) * ref2->linesize[i];
|
|
| 74 |
ref2->linesize[i] = -ref2->linesize[i];
|
|
| 71 |
if (picref->data[i]) {
|
|
| 72 |
picref->data[i] += ((link->h >> vsub)-1) * picref->linesize[i];
|
|
| 73 |
picref->linesize[i] = -picref->linesize[i];
|
|
| 75 | 74 |
} |
| 76 | 75 |
} |
| 77 | 76 |
|
| 78 |
avfilter_start_frame(link->dst->outputs[0], ref2);
|
|
| 77 |
avfilter_start_frame(link->dst->outputs[0], picref);
|
|
| 79 | 78 |
} |
| 80 | 79 |
|
| 81 | 80 |
static void draw_slice(AVFilterLink *link, int y, int h, int slice_dir) |
| ... | ... | |
| 96 | 95 |
.get_video_buffer = get_video_buffer, |
| 97 | 96 |
.start_frame = start_frame, |
| 98 | 97 |
.draw_slice = draw_slice, |
| 98 |
.end_frame = avfilter_null_end_frame, |
|
| 99 | 99 |
.config_props = config_input, }, |
| 100 | 100 |
{ .name = NULL}},
|
| 101 | 101 |
.outputs = (AVFilterPad[]) {{ .name = "default",
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