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lavfi/pad: use FFSIGN 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-07-08 15:33:40 +00:00
parent 70b922f371
commit d2dd1e075c
1 changed files with 2 additions and 3 deletions
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5
libavfilter/vf_pad.c
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@ -260,7 +260,6 @@ static int buffer_needs_copy(PadContext *s, AVFrame *frame, AVBufferRef *buf)
(buf->data + buf->size) - end < req_end)
return 1;
#define SIGN(x) ((x) > 0 ? 1 : -1)
for (j = 0; j < FF_ARRAY_ELEMS(planes) && planes[j] >= 0; j++) {
int vsub1 = s->draw.vsub[planes[j]];
uint8_t *start1 = frame->data[planes[j]];
@ -269,8 +268,8 @@ static int buffer_needs_copy(PadContext *s, AVFrame *frame, AVBufferRef *buf)
if (i == j)
continue;
if (SIGN(start - end1) != SIGN(start - end1 - req_start) ||
SIGN(end - start1) != SIGN(end - start1 + req_end))
if (FFSIGN(start - end1) != FFSIGN(start - end1 - req_start) ||
FFSIGN(end - start1) != FFSIGN(end - start1 + req_end))
return 1;
}
}