mirror of https://git.ffmpeg.org/ffmpeg.git
Fix valgrind invalid read on top MB rows with CODEC_FLAG_EMU_EDGE set.
Originally committed as revision 26168 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -1104,7 +1104,8 @@ void intra_predict(VP8Context *s, uint8_t *dst[3], VP8Macroblock *mb,
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// if we're on the right edge of the frame, said edge is extended
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// if we're on the right edge of the frame, said edge is extended
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// from the top macroblock
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// from the top macroblock
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if (mb_x == s->mb_width-1) {
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if (!(!mb_y && avctx->flags & CODEC_FLAG_EMU_EDGE) &&
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mb_x == s->mb_width-1) {
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tr = tr_right[-1]*0x01010101;
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tr = tr_right[-1]*0x01010101;
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tr_right = (uint8_t *)&tr;
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tr_right = (uint8_t *)&tr;
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}
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}
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