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authorPhilip Langdale <philipl@overt.org>2019-05-09 21:02:09 -0700
committerPhilip Langdale <philipl@overt.org>2019-05-12 07:51:02 -0700
commitcd483180356c8f206f32393acc52a85c5b76758b (patch)
tree06d6ff23172861b896fe3de72b4a431192ed4522 /libswscale/x86
parent5de4f1d871d60886b9630531fa8c34cad13cc9dd (diff)
swscale: Add support for NV24 and NV42
The implementation is pretty straight-forward. Most of the existing NV12 codepaths work regardless of subsampling and are re-used as is. Where necessary I wrote the slightly different NV24 versions. Finally, the one thing that confused me for a long time was the asm specific x86 path that did an explicit exclusion check for NV12. I replaced that with a semi-planar check and also updated the equivalent PPC code, which Lauri kindly checked.
Diffstat (limited to 'libswscale/x86')
-rw-r--r--libswscale/x86/swscale_template.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libswscale/x86/swscale_template.c b/libswscale/x86/swscale_template.c
index 7c30470679..823056c2ea 100644
--- a/libswscale/x86/swscale_template.c
+++ b/libswscale/x86/swscale_template.c
@@ -1499,8 +1499,8 @@ static av_cold void RENAME(sws_init_swscale)(SwsContext *c)
enum AVPixelFormat dstFormat = c->dstFormat;
c->use_mmx_vfilter= 0;
- if (!is16BPS(dstFormat) && !isNBPS(dstFormat) && dstFormat != AV_PIX_FMT_NV12
- && dstFormat != AV_PIX_FMT_NV21 && dstFormat != AV_PIX_FMT_GRAYF32BE && dstFormat != AV_PIX_FMT_GRAYF32LE
+ if (!is16BPS(dstFormat) && !isNBPS(dstFormat) && !isSemiPlanarYUV(dstFormat)
+ && dstFormat != AV_PIX_FMT_GRAYF32BE && dstFormat != AV_PIX_FMT_GRAYF32LE
&& !(c->flags & SWS_BITEXACT)) {
if (c->flags & SWS_ACCURATE_RND) {
if (!(c->flags & SWS_FULL_CHR_H_INT)) {