ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Tue 
Jul  2 01:47:33 2024 +0200| [3e4bfff21192aed328c906c85424737128b108f1] | 
committer: Michael Niedermayer

doc/examples/vaapi_encode: Try to check fwrite() for failure

Fixes: CID1604548 Unused value

Sponsored-by: Sovereign Tech Fund
Reviewed-by: "Xiang, Haihao" <haihao.xiang-at-intel....@ffmpeg.org>
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3e4bfff21192aed328c906c85424737128b108f1
---

 doc/examples/vaapi_encode.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/examples/vaapi_encode.c b/doc/examples/vaapi_encode.c
index d5f472f6dd..ff3ebb1e2b 100644
--- a/doc/examples/vaapi_encode.c
+++ b/doc/examples/vaapi_encode.c
@@ -88,6 +88,10 @@ 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) {
+            ret = AVERROR(errno);
+            break;
+        }
     }
 
 end:

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