philipel 36928454fa Allocate extra buffer space in FrameObject in case of H264.
Since ffmpeg use an optimized bitstream reader that reads in chunks of 32/64
bits the bitstream buffer has to be increased in order for the reader to not
read out of bounds.

BUG=webrtc:5514
R=stefan@webrtc.org

Review URL: https://codereview.webrtc.org/2476513004 .

Cr-Commit-Position: refs/heads/master@{#14941}
2016-11-07 09:42:43 +00:00
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2016-11-03 16:22:41 +00:00