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lavfi/pad: fix horizontal/vertical shift confusion.

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This commit is contained in:
Clément Bœsch 2013-03-18 08:51:55 +01:00
parent fbd3ee91a5
commit c10b57973d
1 changed files with 3 additions and 3 deletions
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6
libavfilter/vf_pad.c
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@ -282,7 +282,7 @@ static int buffer_needs_copy(PadContext *s, AVFrame *frame, AVBufferRef *buf)
int vsub = s->draw.vsub[planes[i]];
uint8_t *start = frame->data[planes[i]];
uint8_t *end = start + (frame->height >> hsub) *
uint8_t *end = start + (frame->height >> vsub) *
frame->linesize[planes[i]];
/* amount of free space needed before the start and after the end
@ -301,9 +301,9 @@ static int buffer_needs_copy(PadContext *s, AVFrame *frame, AVBufferRef *buf)
#define SIGN(x) ((x) > 0 ? 1 : -1)
for (j = 0; j < FF_ARRAY_ELEMS(planes) && planes[j] >= 0; j++) {
int hsub1 = s->draw.hsub[planes[j]];
int vsub1 = s->draw.vsub[planes[j]];
uint8_t *start1 = frame->data[planes[j]];
uint8_t *end1 = start1 + (frame->height >> hsub1) *
uint8_t *end1 = start1 + (frame->height >> vsub1) *
frame->linesize[planes[j]];
if (i == j)
continue;