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| author | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-21 19:08:24 +0000 |
|---|---|---|
| committer | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-21 19:08:24 +0000 |
| commit | c473238dc8ff374a0f69531c605e203005b43792 (patch) | |
| tree | 5dda1795272db52924c357407aeaf4ab7b1e3d55 /libmpcodecs | |
| parent | 89ed1748ae84742ccf37118b080f440988318af2 (diff) | |
| download | mpv-c473238dc8ff374a0f69531c605e203005b43792.tar.bz2 mpv-c473238dc8ff374a0f69531c605e203005b43792.tar.xz | |
asserts to check buffer size and non overlapingness
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7052 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpcodecs')
| -rw-r--r-- | libmpcodecs/vd_ffmpeg.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libmpcodecs/vd_ffmpeg.c b/libmpcodecs/vd_ffmpeg.c index a0ab8779f0..7a9e338f90 100644 --- a/libmpcodecs/vd_ffmpeg.c +++ b/libmpcodecs/vd_ffmpeg.c @@ -351,6 +351,21 @@ static void get_buffer(struct AVCodecContext *avctx, int width, int height, int if(avctx->dr_uvstride && avctx->dr_uvstride !=mpi->stride[1]){ mp_msg(MSGT_DECVIDEO,MSGL_ERR, "Error: uvstride changed\n"); } + + assert(mpi->width >= ((width +align)&(~align))); + assert(mpi->height >= ((height+align)&(~align))); + assert(mpi->stride[0] >= mpi->width); + if(mpi->imgfmt==IMGFMT_I420 || mpi->imgfmt==IMGFMT_YV12 || mpi->imgfmt==IMGFMT_IYUV){ + const int y_size= mpi->stride[0] * mpi->height; + const int c_size= mpi->stride[1] * mpi->chroma_height; + + assert(mpi->planes[0] > mpi->planes[1] || mpi->planes[0] + y_size <= mpi->planes[1]); + assert(mpi->planes[0] > mpi->planes[2] || mpi->planes[0] + y_size <= mpi->planes[2]); + assert(mpi->planes[1] > mpi->planes[0] || mpi->planes[1] + c_size <= mpi->planes[0]); + assert(mpi->planes[1] > mpi->planes[2] || mpi->planes[1] + c_size <= mpi->planes[2]); + assert(mpi->planes[2] > mpi->planes[0] || mpi->planes[2] + c_size <= mpi->planes[0]); + assert(mpi->planes[2] > mpi->planes[1] || mpi->planes[2] + c_size <= mpi->planes[1]); + } avctx->dr_stride = mpi->stride[0]; avctx->dr_uvstride = mpi->stride[1]; |