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Crop parameters are unsigned, having them negative could be bad and lead

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to crashes or maybe exploits (not checked at all if this is possible).

Originally committed as revision 12789 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-04-11 12:57:49 +00:00
parent faf3dfb94b
commit 59eeddf063
1 changed files with 4 additions and 4 deletions
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8
libavcodec/h264.h
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@ -93,10 +93,10 @@ typedef struct SPS{
int mb_aff; ///<mb_adaptive_frame_field_flag
int direct_8x8_inference_flag;
int crop; ///< frame_cropping_flag
int crop_left; ///< frame_cropping_rect_left_offset
int crop_right; ///< frame_cropping_rect_right_offset
int crop_top; ///< frame_cropping_rect_top_offset
int crop_bottom; ///< frame_cropping_rect_bottom_offset
unsigned int crop_left; ///< frame_cropping_rect_left_offset
unsigned int crop_right; ///< frame_cropping_rect_right_offset
unsigned int crop_top; ///< frame_cropping_rect_top_offset
unsigned int crop_bottom; ///< frame_cropping_rect_bottom_offset
int vui_parameters_present_flag;
AVRational sar;
int timing_info_present_flag;