fix the compiling warning of "ignoring return value"
Signed-off-by: Zhong Li <zhong...@intel.com>
---
libavfilter/vf_vpp_qsv.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
index eb2f1cc..bc059cc 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 +350,10 @@ 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);
+ if ((ret = ff_formats_ref(in_fmts, &ctx->inputs[0]->out_formats)) < 0)
+ return ret;
+ if ((ret = ff_formats_ref(out_fmts, &ctx->outputs[0]->in_formats)) < 0)
+ return ret;
return 0;
}
--
1.8.3.1
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