[FFmpeg-devel] [PATCH v2 20/33] avdevice/avdevice: clean up avdevice_capabilities_create

Diederick Niehorster dcnieho at gmail.com
Fri Jun 11 23:30:51 EEST 2021


Draw implementation in line with that of avdevice_list_devices

Signed-off-by: Diederick Niehorster <dcnieho at gmail.com>
---
 libavdevice/avdevice.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/libavdevice/avdevice.c b/libavdevice/avdevice.c
index 695b9143af..e66906e91b 100644
--- a/libavdevice/avdevice.c
+++ b/libavdevice/avdevice.c
@@ -100,11 +100,14 @@ int avdevice_capabilities_create(AVDeviceCapabilitiesQuery **caps, AVFormatConte
                                  AVDictionary **device_options)
 {
     int ret;
-    av_assert0(s && caps);
+    av_assert0(s);
+    av_assert0(caps);
     av_assert0(s->iformat || s->oformat);
     if ((s->oformat && !s->oformat->create_device_capabilities) ||
-        (s->iformat && !s->iformat->create_device_capabilities))
+        (s->iformat && !s->iformat->create_device_capabilities)) {
+        *caps = NULL;
         return AVERROR(ENOSYS);
+    }
     *caps = av_mallocz(sizeof(**caps));
     if (!(*caps))
         return AVERROR(ENOMEM);
-- 
2.28.0.windows.1



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