public void CreateVideoFromImages(List<string> imagePaths, AudioUoW audio, string outputPath, VideoQuality vq, List<VideoRenderedEventHandler> renderCompleted = null) { try { using (ITimeline timeline = new DefaultTimeline()) { var profile = SplicerWMVProfile.GetProfile(vq); var group = timeline.AddVideoGroup(32, profile.Width, profile.Height); var videoTrack = group.AddTrack(); var audioTrack = timeline.AddAudioGroup().AddTrack(); var a = audioTrack.AddAudio(audio.AudioPath); var imageDuration = a.Duration/imagePaths.Count; foreach (var imagePath in imagePaths) { videoTrack.AddImage(imagePath, InsertPosition.Relative, 0, 0, imageDuration); } IRenderer renderer = new WindowsMediaRenderer(timeline, outputPath, profile.Profile); renderer.BeginRender(RenderingCompleted, new VideoRenderedAsyncState() { Renderer = renderer, Audio = audio, RenderCompleted = renderCompleted }); } } catch (Exception ex) { Log.Error(ex.Message, ex); if (renderCompleted != null) { foreach (var rc in renderCompleted) rc(ex, new VideoRenderedEventArgs()); } } }
public void RenderWmvWithSampleTimeWatermark() { string outputFile = "RenderWmvWithSampleTimeWatermark.wmv"; using (ITimeline timeline = new DefaultTimeline()) { IGroup videoGroup = timeline.AddVideoGroup(32, 320, 240); ITrack videoTrack = videoGroup.AddTrack(); IClip videoClip = videoTrack.AddClip("transitions.wmv", GroupMediaType.Video, InsertPosition.Absolute, 0, 0, 2); IGroup audioGroup = timeline.AddAudioGroup(); ITrack audioTrack = audioGroup.AddTrack(); audioTrack.AddClip("testinput.mp3", GroupMediaType.Audio, InsertPosition.Absolute, 0, 0, 2); ICallbackParticipant[] videoParticipants = new ICallbackParticipant[] {new SampleTimeWatermarkParticipant(32, 320, 240, true)}; using ( WindowsMediaRenderer renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.HighQualityVideo, videoParticipants, null)) { renderer.Render(); } } }
public void FadeBetweenImages() { // generates a little slide-show, with audio track and fades between images. string outputFile = "FadeBetweenImages.wmv"; using (ITimeline timeline = new DefaultTimeline()) { IGroup group = timeline.AddVideoGroup(32, 160, 100); ITrack videoTrack = group.AddTrack(); IClip clip1 = videoTrack.AddImage("image1.jpg", 0, 2); // play first image for a little while IClip clip2 = videoTrack.AddImage("image2.jpg", 0, 2); // and the next IClip clip3 = videoTrack.AddImage("image3.jpg", 0, 2); // and finally the last IClip clip4 = videoTrack.AddImage("image4.jpg", 0, 2); // and finally the last double halfDuration = 0.5; // fade out and back in group.AddTransition(clip2.Offset - halfDuration, halfDuration, StandardTransitions.CreateFade(), true); group.AddTransition(clip2.Offset, halfDuration, StandardTransitions.CreateFade(), false); // again group.AddTransition(clip3.Offset - halfDuration, halfDuration, StandardTransitions.CreateFade(), true); group.AddTransition(clip3.Offset, halfDuration, StandardTransitions.CreateFade(), false); // and again group.AddTransition(clip4.Offset - halfDuration, halfDuration, StandardTransitions.CreateFade(), true); group.AddTransition(clip4.Offset, halfDuration, StandardTransitions.CreateFade(), false); // add some audio ITrack audioTrack = timeline.AddAudioGroup().AddTrack(); IClip audio = audioTrack.AddAudio("testinput.wav", 0, videoTrack.Duration); // create an audio envelope effect, this will: // fade the audio from 0% to 100% in 1 second. // play at full volume until 1 second before the end of the track // fade back out to 0% volume audioTrack.AddEffect(0, audio.Duration, StandardEffects.CreateAudioEnvelope(1.0, 1.0, 1.0, audio.Duration)); // render our slideshow out to a windows media file using ( var renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.HighQualityVideo)) { renderer.Render(); } } }
private void button2_Click(object sender, EventArgs e) { string firstVideoFilePath = @"C:\a.avi"; string secondVideoFilePath = @"C:\b.avi"; string outputVideoPath = @"C:\output.avi"; using (ITimeline timeline = new DefaultTimeline()) { timeline.AddAudioGroup(); IGroup group = timeline.AddVideoGroup(32, 600, 400); var firstVideoClip = group.AddTrack().AddVideo(firstVideoFilePath); var secondVideoClip = group.AddTrack().AddVideo(secondVideoFilePath, firstVideoClip.Duration); using(WindowsMediaRenderer renderer = new WindowsMediaRenderer(timeline, outputVideoPath,WindowsMediaProfiles.HighQualityVideo)) { renderer.Render(); } } }
public void AddInMemoryImageClipsToTrack() { var tempFiles = new StringCollection(); Action<IClip> addClip = delegate(IClip clip) { if (tempFiles.Contains(clip.File.FileName)) Assert.Fail("TempFile: {0} duplicated", clip.File.FileName); }; string outputFile = "AddInMemoryImageClipsToTrack.wmv"; Image image = Image.FromFile("image1.jpg"); using (ITimeline timeline = new DefaultTimeline()) { timeline.AddAudioGroup().AddTrack().AddAudio("testinput.wav", 0, 7.5); ITrack videoTrack = timeline.AddVideoGroup(24, 320, 200).AddTrack(); addClip(videoTrack.AddImage(image)); // 0->1 addClip(videoTrack.AddImage(image, 1)); // 2->3 addClip(videoTrack.AddImage(image, 1, 0.5)); // 4->4.5 addClip(videoTrack.AddImage(image, InsertPosition.Absolute, 5, 0, 1)); // 5->6 IClip clip = videoTrack.AddImage("named", image, InsertPosition.Absolute, 7, 0.5, 1); // 7->7.5 addClip(clip); Assert.AreEqual("named", clip.Name); Assert.AreEqual(7.5, videoTrack.Duration); using ( var renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.HighQualityVideo) ) { renderer.Render(); } } foreach (string file in tempFiles) { Assert.IsFalse(File.Exists(file)); } }
public void JumpVolume() { // and audible demonstration of the difference between interpolating // parameter values for an effect, and jumping directly to them. string outputFile = "JumpVolume.wma"; using (ITimeline timeline = new DefaultTimeline()) { IGroup group = timeline.AddAudioGroup(); ITrack track = group.AddTrack(); IClip clip = track.AddClip("testinput.mp3", GroupMediaType.Audio, InsertPosition.Relative, 0, 0, 10); var effectDefinition = new EffectDefinition(StandardEffects.AudioMixerEffect); var volumeParameter = new Parameter("Vol", 0.0, 2, 1.0); volumeParameter.Intervals.Add(new Interval(IntervalMode.Jump, 2.5, "0.2")); volumeParameter.Intervals.Add(new Interval(IntervalMode.Jump, 3.5, "0.8")); volumeParameter.Intervals.Add(new Interval(IntervalMode.Jump, 4.5, "0.2")); volumeParameter.Intervals.Add(new Interval(IntervalMode.Jump, 5, "1.0")); volumeParameter.Intervals.Add(new Interval(IntervalMode.Interpolate, clip.Duration, "0.0")); effectDefinition.Parameters.Add(volumeParameter); clip.AddEffect(0, clip.Duration, effectDefinition); using ( var renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.MediumQualityAudio)) { renderer.Render(); } } }
public void WatermarkVideoClip() { // this demonstrates one way of watermarking a video clip... string outputFile = "WatermarkVideoClip.wmv"; using (ITimeline timeline = new DefaultTimeline(15)) { // greate our default audio track timeline.AddAudioGroup().AddTrack(); // add a video group, 32bpp, 320x240 (32bpp required to allow for an alpha channel) IGroup videoGroup = timeline.AddVideoGroup(32, 320, 240); // add our default video track ITrack videoTrack = videoGroup.AddTrack(); // add another video track, this will be used to contain our watermark image ITrack watermarkTrack = videoGroup.AddTrack(); // add the video in "transitions.wmv" to the first video track, and the audio in "transitions.wmv" // to the first audio track. timeline.AddVideoWithAudio("transitions.wmv"); // add the watermark image in, and apply it for the duration of the videoContent // this image will be stretched to fit the video clip, and in this case is a transparent gif. IClip watermarkClip = watermarkTrack.AddImage("testlogo.gif", 0, videoTrack.Duration); // add a alpha setter effect to the image, this will adjust the alpha of the image to be 0.5 // of it's previous value - so the watermark is 50% transparent. watermarkClip.AddEffect(0, watermarkClip.Duration, StandardEffects.CreateAlphaSetterRamp(0.8)); // add a transition to the watermark track, this allows the video clip to "shine through" the watermark, // base on the values present in the alpha channel of the watermark track. watermarkTrack.AddTransition(0, videoTrack.Duration, StandardTransitions.CreateKey(KeyTransitionType.Alpha, null, null, null, null, null), false); using ( // render it to windows media var renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.HighQualityVideo)) { renderer.Render(); } } }
public void PixelateAndIrisBetweenImages() { string outputFile = "PixelateAndIrisBetweenImages.wmv"; using (ITimeline timeline = new DefaultTimeline()) { timeline.AddAudioGroup().AddTrack().AddClip("testinput.wav", GroupMediaType.Audio, InsertPosition.Relative, 0, 0, 17); IGroup group = timeline.AddVideoGroup(32, 160, 100); ITrack low = group.AddTrack(); ITrack hi = group.AddTrack(); hi.AddClip("image1.jpg", GroupMediaType.Image, InsertPosition.Absolute, 0, 0, 6); low.AddClip("image2.jpg", GroupMediaType.Image, InsertPosition.Absolute, 5, 0, 8); hi.AddClip("image3.jpg", GroupMediaType.Image, InsertPosition.Absolute, 11, 0, 6); // notice that we must apply "in" and "out" of the pixelation effect, to get the // desired effect, like the fade hi.AddTransition(5.0, 1.0, StandardTransitions.CreatePixelate(), true); hi.AddTransition(6.0, 1.0, StandardTransitions.CreatePixelate(), false); // the iris transition is a one shot hi.AddTransition(11.0, 2.0, StandardTransitions.CreateIris(), false); using ( var renderer = new WindowsMediaRenderer(timeline, outputFile, WindowsMediaProfiles.HighQualityVideo)) { renderer.Render(); } } }