Improved NV12/NV21 support.

- Fixed PlanarToNV12Wrapper() and made it handle NV21.
- Added yuv2nv12XinC() to handle software scaling.
- Added NV12/NV21 handling to various places.
- Removed NV12 from vf_hue and vf_spp as they don't look like they can
  actually handle it.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14716 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 6 insertions, 0 deletions

diff --git a/libmpcodecs/vf.c b/libmpcodecs/vf.c
index bd591163d6..0bebfcc49e 100644
--- a/libmpcodecs/vf.c
+++ b/libmpcodecs/vf.c
@@ -356,6 +356,7 @@ mp_image_t* vf_get_image(vf_instance_t* vf, unsigned int outfmt, int mp_imgtype,
 	      //if(!mpi->stride[0]) 
 	      mpi->stride[0]=mpi->width;
 	      //if(!mpi->stride[1]) 
+	      if(mpi->num_planes > 2){
 	      mpi->stride[1]=mpi->stride[2]=mpi->chroma_width;
 	      if(mpi->flags&MP_IMGFLAG_SWAPPED){
 	          // I420/IYUV  (Y,U,V)
@@ -366,6 +367,11 @@ mp_image_t* vf_get_image(vf_instance_t* vf, unsigned int outfmt, int mp_imgtype,
 	          mpi->planes[2]=mpi->planes[0]+mpi->width*mpi->height;
 	          mpi->planes[1]=mpi->planes[2]+mpi->chroma_width*mpi->chroma_height;
 	      }
+	      } else {
+	          // NV12/NV21
+	          mpi->stride[1]=mpi->chroma_width;
+	          mpi->planes[1]=mpi->planes[0]+mpi->width*mpi->height;
+	      }
 	  } else {
 	      //if(!mpi->stride[0]) 
 	      mpi->stride[0]=mpi->width*mpi->bpp/8;