[FFmpeg-devel] [PATCH]Avoid overflows when reading pgm with maxval != 255 and 65535
Carl Eugen Hoyos
cehoyos at ag.or.at
Sun Jul 28 18:23:33 CEST 2013
Carl Eugen Hoyos <cehoyos <at> ag.or.at> writes:
> +++ b/libavcodec/pnm.h
> <at> <at> -30,6 +30,7 <at> <at> typedef struct PNMContext {
> uint8_t *bytestream_end;
> AVFrame picture;
> int maxval; ///< maximum value of a pixel
> + int maskval;
maskval removed from context, "unsigned int maskval = 0" added
and all occurrences of s->maskval replaced by maskval locally.
Carl Eugen
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