[FFmpeg-cvslog] lavf/qsv_vpp: check the return value of ff_formats_ref()
Zhong Li
git at videolan.org
Mon Nov 20 17:56:12 EET 2017
ffmpeg | branch: master | Zhong Li <zhong.li at intel.com> | Mon Nov 20 04:14:34 2017 -0500| [f7d77b4112f70a15552fbce2ce3d10a4186571b1] | committer: Mark Thompson
lavf/qsv_vpp: check the return value of ff_formats_ref()
Fixes the build warning of "ignoring return value of ‘ff_formats_ref’,
declared with attribute warn_unused_result"
Signed-off-by: Zhong Li <zhong.li at intel.com>
Reviewed-by: Carl Eugen Hoyos <ceffmpeg at gmail.com>
Signed-off-by: Mark Thompson <sw at jkqxz.net>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f7d77b4112f70a15552fbce2ce3d10a4186571b1
---
libavfilter/vf_vpp_qsv.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
index eb2f1cc7eb..bd5fc32299 100644
--- a/libavfilter/vf_vpp_qsv.c
+++ b/libavfilter/vf_vpp_qsv.c
@@ -332,6 +332,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *picref)
static int query_formats(AVFilterContext *ctx)
{
+ int ret;
AVFilterFormats *in_fmts, *out_fmts;
static const enum AVPixelFormat in_pix_fmts[] = {
AV_PIX_FMT_YUV420P,
@@ -349,8 +350,12 @@ static int query_formats(AVFilterContext *ctx)
in_fmts = ff_make_format_list(in_pix_fmts);
out_fmts = ff_make_format_list(out_pix_fmts);
- ff_formats_ref(in_fmts, &ctx->inputs[0]->out_formats);
- ff_formats_ref(out_fmts, &ctx->outputs[0]->in_formats);
+ ret = ff_formats_ref(in_fmts, &ctx->inputs[0]->out_formats);
+ if (ret < 0)
+ return ret;
+ ret = ff_formats_ref(out_fmts, &ctx->outputs[0]->in_formats);
+ if (ret < 0)
+ return ret;
return 0;
}
More information about the ffmpeg-cvslog
mailing list