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doc/examples/vaapi_encode: fix invalid check on fwrite

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enc_pkt->size is 0 after av_packet_unref, which makes the check invalid.

Fix regression from 3e4bfff2.

Co-Authored-by: Jin Bo <jinbo@loongson.cn>
Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
(cherry picked from commit 09856e4e483f14125d38e5c84e908f623bb1a888)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Zhao Zhili 2025-09-02 18:04:11 +08:00 • committed by Michael Niedermayer
parent 483015d6ce
commit 1b08c6c95e
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1 changed files with 1 additions and 1 deletions
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doc/examples/vaapi_encode.c
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@ -88,7 +88,7 @@ static int encode_write(AVCodecContext *avctx, AVFrame *frame, FILE *fout)
enc_pkt->stream_index = 0;
ret = fwrite(enc_pkt->data, enc_pkt->size, 1, fout);
av_packet_unref(enc_pkt);
if (ret != enc_pkt->size) {
if (!ret) {
ret = AVERROR(errno);
break;
}