swresample: document the need to configure the context using AVOptions

[ffmpeg] / libavdevice / avfoundation.m

diff --git a/libavdevice/avfoundation.m b/libavdevice/avfoundation.m
index 74d781134e457923f15add47be966e814349a65b..4ac50a0ef2f9e8a17661358b305c55a6c16739df 100644 (file)
--- a/libavdevice/avfoundation.m
+++ b/libavdevice/avfoundation.m
@@ -451,6 +451,7 @@ static const AVClass avf_class = {
     .item_name  = av_default_item_name,
     .option     = options,
     .version    = LIBAVUTIL_VERSION_INT,
+    .category   = AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
 };
 
 AVInputFormat ff_avfoundation_demuxer = {