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[FFmpeg-devel,6/8] lavfi/vf_vpp_qsv: check output format string against NULL pointer

Message ID 20230109071210.1829699-6-haihao.xiang@intel.com
State New
Headers show
Series [FFmpeg-devel,1/8] lavfi/vf_vpp_qsv: add "a", "dar" and "sar" variables | expand

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Commit Message

Xiang, Haihao Jan. 9, 2023, 7:12 a.m. UTC 
From: Haihao Xiang <haihao.xiang@intel.com>

This is in preparation for reusing the code for other QSV filters. E.g.
deinterlacing_qsv may have an option array without format option

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
---
 libavfilter/vf_vpp_qsv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/libavfilter/vf_vpp_qsv.c b/libavfilter/vf_vpp_qsv.c
index b04307b644..4aad856a2e 100644
--- a/libavfilter/vf_vpp_qsv.c
+++ b/libavfilter/vf_vpp_qsv.c
@@ -279,7 +279,7 @@  static av_cold int vpp_init(AVFilterContext *ctx)
 {
     VPPContext  *vpp  = ctx->priv;
 
-    if (!strcmp(vpp->output_format_str, "same")) {
+    if (!vpp->output_format_str || !strcmp(vpp->output_format_str, "same")) {
         vpp->out_format = AV_PIX_FMT_NONE;
     } else {
         vpp->out_format = av_get_pix_fmt(vpp->output_format_str);