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avcodec/qsvdec: Check av_image_get_buffer_size() for failure

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Fixes: CID1477406 Improper use of negative value

Sponsored-by: Sovereign Tech Fund
Reviewed-by: "Xiang, Haihao" <haihao.xiang@intel.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-05-13 02:05:56 +02:00
parent b0093ab8a3
commit 8789c550fa
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GPG Key ID: B18E8928B3948D64
1 changed files with 6 additions and 3 deletions
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9
libavcodec/qsvdec.c
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@ -379,9 +379,12 @@ static int qsv_decode_init_context(AVCodecContext *avctx, QSVContext *q, mfxVide
q->frame_info = param->mfx.FrameInfo;
if (!avctx->hw_frames_ctx)
q->pool = av_buffer_pool_init(av_image_get_buffer_size(avctx->pix_fmt,
FFALIGN(avctx->width, 128), FFALIGN(avctx->height, 64), 1), av_buffer_allocz);
if (!avctx->hw_frames_ctx) {
ret = av_image_get_buffer_size(avctx->pix_fmt, FFALIGN(avctx->width, 128), FFALIGN(avctx->height, 64), 1);
if (ret < 0)
return ret;
q->pool = av_buffer_pool_init(ret, av_buffer_allocz);
}
return 0;
}