From 94559de1e80e66baf7cd8a803313b114d481825a Mon Sep 17 00:00:00 2001 From: Daniel Kang Date: Sun, 9 Jan 2011 17:44:09 -0500 Subject: [PATCH] Add check for invalid decode type --- libavcodec/roqvideo.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/libavcodec/roqvideo.c b/libavcodec/roqvideo.c index 830eb7b..bddd542 100644 --- a/libavcodec/roqvideo.c +++ b/libavcodec/roqvideo.c @@ -118,6 +118,10 @@ static inline void apply_motion_generic(RoqContext *ri, int x, int y, int deltax for(cp = 0; cp < 3; cp++) { int outstride = ri->current_frame->linesize[cp]; int instride = ri->last_frame ->linesize[cp]; + if (ri->last_frame->data[cp] == NULL) { + av_log(NULL, AV_LOG_ERROR, "Invalid decode type. Invalid header?\n"); + return; + } block_copy(ri->current_frame->data[cp] + y*outstride + x, ri->last_frame->data[cp] + my*instride + mx, outstride, instride, sz); -- 1.7.2.2