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| author | fbarchard@chromium.org <fbarchard@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-05-28 07:07:34 +0000 |
|---|---|---|
| committer | fbarchard@chromium.org <fbarchard@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-05-28 07:07:34 +0000 |
| commit | aab328bdd9921ac6fea59b299ed3c79e9e265a49 (patch) | |
| tree | 30b4c48295452210b99d8edb2d4d9c3efbf7350a /media | |
| parent | b49eb8716bbae4181c840c4a010665e3cc5aea8f (diff) | |
| download | chromium_src-aab328bdd9921ac6fea59b299ed3c79e9e265a49.zip chromium_src-aab328bdd9921ac6fea59b299ed3c79e9e265a49.tar.gz chromium_src-aab328bdd9921ac6fea59b299ed3c79e9e265a49.tar.bz2 | |
pad yuv additional 15 bytes to allow 16 pixels at a time to be processed without going off end of buffer.
BUG=43970
TEST=play http://fbarchard0-w.ad.corp.google.com/mediatests/Etherworks-WebMadeMovies3BuildingABetterInternet799.ogg with scaling down (CTRL -). Should not crash.
Review URL: http://codereview.chromium.org/2337001
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@48471 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'media')
| -rw-r--r-- | media/base/video_frame.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/media/base/video_frame.cc b/media/base/video_frame.cc index 9d81804..3e2164e 100644 --- a/media/base/video_frame.cc +++ b/media/base/video_frame.cc @@ -130,6 +130,8 @@ bool VideoFrame::AllocateRGB(size_t bytes_per_pixel) { return (NULL != data_[VideoFrame::kRGBPlane]); } +static const int kFramePadBytes = 15; // allows faster SIMD YUV convert + bool VideoFrame::AllocateYUV() { DCHECK(format_ == VideoFrame::YV12 || format_ == VideoFrame::YV16); @@ -150,7 +152,7 @@ bool VideoFrame::AllocateYUV() { if (format_ == VideoFrame::YV12) { uv_bytes /= 2; } - uint8* data = new uint8[y_bytes + (uv_bytes * 2)]; + uint8* data = new uint8[y_bytes + (uv_bytes * 2) + kFramePadBytes]; if (data) { planes_ = VideoFrame::kNumYUVPlanes; COMPILE_ASSERT(0 == VideoFrame::kYPlane, y_plane_data_must_be_index_0); |