video: fix conference cropping

* fixes black bar on the left of conference videos

Change-Id: Ie3725ad144035529288e0a97353a977abffb1133

src/media/video/sinkclient.cpp

@@ -399,14 +399,15 @@ SinkClient::applyTransform(VideoFrame& frame_p)
     }
     if (filter_) {
         filter_->feedInput(frame->pointer(), FILTER_INPUT_NAME);
-        frame = std::static_pointer_cast<VideoFrame>(std::shared_ptr<MediaFrame>(filter_->readOutput()));
+        frame = std::static_pointer_cast<VideoFrame>(
+            std::shared_ptr<MediaFrame>(filter_->readOutput()));
     }
     if (crop_.w || crop_.h) {
         frame->pointer()->crop_top = crop_.y;
         frame->pointer()->crop_bottom = (size_t) frame->height() - crop_.y - crop_.h;
         frame->pointer()->crop_left = crop_.x;
         frame->pointer()->crop_right = (size_t) frame->width() - crop_.x - crop_.w;
-        av_frame_apply_cropping(frame->pointer(), 0);
+        av_frame_apply_cropping(frame->pointer(), AV_FRAME_CROP_UNALIGNED);
     }
     return frame;
 }