LongoMatch.Services.RenderingJobsManager.ProcessPlay C# (CSharp) Method

        bool ProcessPlay(PlaylistPlayElement element)
        {
            Time lastTS;
            TimelineEvent play;
            MediaFile file;
            IEnumerable<FrameDrawing> drawings;
            int cameraIndex;
            Area roi;

            play = element.Play;
            Log.Debug (String.Format ("Adding segment {0}", element));

            lastTS = play.Start;
            if (element.CamerasConfig.Count == 0) {
                cameraIndex = 0;
                roi = new Area ();
            } else {
                cameraIndex = element.CamerasConfig [0].Index;
                roi = element.CamerasConfig [0].RegionOfInterest;
            }
            if (cameraIndex >= element.FileSet.Count) {
                Log.Error (string.Format ("Camera index={0} not matching for current fileset count={1}",
                    cameraIndex, element.FileSet.Count));
                file = element.FileSet [0];
            } else {
                file = element.FileSet [cameraIndex];
            }
            drawings = play.Drawings.Where (d => d.CameraConfig.Index == cameraIndex);

            if (file == null || drawings == null) {
                return false;
            }
            if (!file.Exists ()) {
                return false;
            }
            foreach (FrameDrawing fd in drawings) {
                if (fd.Render < play.Start || fd.Render > play.Stop) {
                    Log.Warning ("Drawing is not in the segments boundaries " +
                    fd.Render.ToMSecondsString ());
                    continue;
                }
                string image_path = CreateStillImage (file.FilePath, fd);
                if (image_path == null) {
                    continue;
                }
                videoEditor.AddSegment (file.FilePath, lastTS.MSeconds,
                    fd.Render.MSeconds - lastTS.MSeconds,
                    element.Rate, play.Name, file.HasAudio, roi);
                // Drawings have already been cropped to ROI by the canvas, we pass an empty area
                videoEditor.AddImageSegment (image_path, 0, fd.Pause.MSeconds, play.Name, new Area ());
                lastTS = fd.Render;
            }
            videoEditor.AddSegment (file.FilePath, lastTS.MSeconds,
                play.Stop.MSeconds - lastTS.MSeconds,
                element.Rate, play.Name, file.HasAudio, roi);
            return true;
        }