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xl: Make sure the width is valid
And undo the wrong commit f1cb490d6d
CC: libav-stable@libav.org
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parent
0f51c398be
commit
3ca1dd2502
@ -49,7 +49,12 @@ static int decode_frame(AVCodecContext *avctx,
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uint32_t val;
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int y0, y1, y2, y3 = 0, c0 = 0, c1 = 0;
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if (buf_size < avctx->width * avctx->height * sizeof(int32_t)) {
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if (avctx->width % 4) {
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av_log(avctx, AV_LOG_ERROR, "Width not a multiple of 4.\n");
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return AVERROR_INVALIDDATA;
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}
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if (buf_size < avctx->width * avctx->height) {
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av_log(avctx, AV_LOG_ERROR, "Packet is too small\n");
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return AVERROR_INVALIDDATA;
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}
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