diff options
Diffstat (limited to 'libswscale')
| -rw-r--r-- | libswscale/swscale.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index dbbb930f9a..0f05ba01f6 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -866,6 +866,7 @@ int attribute_align_arg sws_scale(struct SwsContext *c, int srcSliceH, uint8_t *const dst[], const int dstStride[]) { + const int frame_start = !c->sliceDir; int i, ret; const uint8_t *src2[4]; uint8_t *dst2[4]; @@ -911,11 +912,11 @@ int attribute_align_arg sws_scale(struct SwsContext *c, if (srcSliceH == 0) return 0; - if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) { + if (frame_start && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) { av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n"); return 0; } - if (c->sliceDir == 0) { + if (frame_start) { if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1; } |