public async Task CS_WP_MC_LumiaCropSquare() { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/Car.mp4")); StorageFile destination = await KnownFolders.VideosLibrary.CreateFileAsync("CS_W_MT_CropSquare.mp4", CreationCollisionOption.ReplaceExisting); // Select the largest centered square area in the input video var encodingProfile = await MediaEncodingProfile.CreateFromFileAsync(source); uint inputWidth = encodingProfile.Video.Width; uint inputHeight = encodingProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); encodingProfile.Video.Width = outputLength; encodingProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List <IFilter>(); filters.Add(new CropFilter(cropArea)); return(filters); })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var clip = await MediaClip.CreateFromFileAsync(source); clip.VideoEffectDefinitions.Add(definition); var composition = new MediaComposition(); composition.Clips.Add(clip); MediaStreamSource sourceStreamSource = composition.GenerateMediaStreamSource(); using (IRandomAccessStream destinationStream = await destination.OpenAsync(FileAccessMode.ReadWrite)) { var transcoder = new MediaTranscoder(); var transcode = await transcoder.PrepareMediaStreamSourceTranscodeAsync(sourceStreamSource, destinationStream, MediaEncodingProfile.CreateMp4(VideoEncodingQuality.Qvga)); await transcode.TranscodeAsync(); } }
public void CS_WP_N_Activation() { var definition = new LumiaEffectDefinition(() => { return(new IFilter[] { new AntiqueFilter(), new FlipFilter(FlipMode.Horizontal) }); }); IBuffer buffer = new global::Windows.Storage.Streams.Buffer(10); var definition2 = new ShaderEffectDefinitionBgrx8(buffer); var definition3 = new ShaderEffectDefinitionNv12(buffer, buffer); }
public void CS_WP_N_Activation() { var definition = new LumiaEffectDefinition(() => { return new IFilter[] { new AntiqueFilter(), new FlipFilter(FlipMode.Horizontal) }; }); IBuffer buffer = new global::Windows.Storage.Streams.Buffer(10); var definition2 = new ShaderEffectDefinitionBgrx8(buffer); var definition3 = new ShaderEffectDefinitionNv12(buffer, buffer); }
public async Task CS_W_MT_LumiaCropSquare(String inputFileName, String outputFileName) { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/" + inputFileName)); StorageFile destination = await CreateDestinationFileAync(outputFileName); // Select the largest centered square area in the input video var encodingProfile = await TranscodingProfile.CreateFromFileAsync(source); uint inputWidth = encodingProfile.Video.Width; uint inputHeight = encodingProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); encodingProfile.Video.Width = outputLength; encodingProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List <IFilter>(); filters.Add(new CropFilter(cropArea)); return(filters); })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var transcoder = new MediaTranscoder(); transcoder.AddVideoEffect(definition.ActivatableClassId, true, definition.Properties); PrepareTranscodeResult transcode = await transcoder.PrepareFileTranscodeAsync(source, destination, encodingProfile); await transcode.TranscodeAsync(); }
public async Task CS_WP_MT_LumiaCropSquare() { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/Car.mp4")); StorageFile destination = await KnownFolders.VideosLibrary.CreateFileAsync("CS_W_MT_CropSquare.mp4", CreationCollisionOption.ReplaceExisting); // Select the largest centered square area in the input video var encodingProfile = await MediaEncodingProfile.CreateFromFileAsync(source); uint inputWidth = encodingProfile.Video.Width; uint inputHeight = encodingProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); encodingProfile.Video.Width = outputLength; encodingProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List<IFilter>(); filters.Add(new CropFilter(cropArea)); return filters; })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var transcoder = new MediaTranscoder(); transcoder.AddVideoEffect(definition.ActivatableClassId, true, definition.Properties); PrepareTranscodeResult transcode = await transcoder.PrepareFileTranscodeAsync(source, destination, encodingProfile); await transcode.TranscodeAsync(); }
/// <summary> /// Invoked when this page is about to be displayed in a Frame. /// </summary> /// <param name="e">Event data that describes how this page was reached. /// This parameter is typically used to configure the page.</param> protected override async void OnNavigatedTo(NavigationEventArgs e) { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/Car.mp4")); // Select the largest centered square area in the input video var inputProfile = await MediaEncodingProfile.CreateFromFileAsync(source); uint inputWidth = inputProfile.Video.Width; uint inputHeight = inputProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); // Create the output encoding profile var outputProfile = MediaEncodingProfile.CreateMp4(VideoEncodingQuality.HD720p); outputProfile.Video.Bitrate = inputProfile.Video.Bitrate; outputProfile.Video.FrameRate.Numerator = inputProfile.Video.FrameRate.Numerator; outputProfile.Video.FrameRate.Denominator = inputProfile.Video.FrameRate.Denominator; outputProfile.Video.Width = outputLength; outputProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List<IFilter>(); filters.Add(new CropFilter(cropArea)); return filters; })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var clip = await MediaClip.CreateFromFileAsync(source); clip.VideoEffectDefinitions.Add(definition); var composition = new MediaComposition(); composition.Clips.Add(clip); TextLog.Text = "Encoding using MediaComposition"; StorageFile destination1 = await KnownFolders.VideosLibrary.CreateFileAsync("Square_MC.mp4", CreationCollisionOption.ReplaceExisting); await composition.RenderToFileAsync(destination1, MediaTrimmingPreference.Fast, outputProfile); TextLog.Text = "Encoding using MediaTranscoder"; StorageFile destination2 = await KnownFolders.VideosLibrary.CreateFileAsync("Square_MT.mp4", CreationCollisionOption.ReplaceExisting); var transcoder = new MediaTranscoder(); transcoder.AddVideoEffect(definition.ActivatableClassId, true, definition.Properties); var transcode = await transcoder.PrepareFileTranscodeAsync(source, destination2, outputProfile); await transcode.TranscodeAsync(); TextLog.Text = "Starting MediaComposition preview"; PreviewMC.SetMediaStreamSource( composition.GeneratePreviewMediaStreamSource((int)outputLength, (int)outputLength) ); TextLog.Text = "Starting MediaElement preview"; PreviewME.AddVideoEffect(definition.ActivatableClassId, false, definition.Properties); PreviewME.Source = new Uri("ms-appx:///Input/Car.mp4"); PreviewME.Play(); TextLog.Text = "Done"; }
private async Task <IVideoEffectDefinition> CreateEffectDefinitionAsync(VideoEncodingProperties props) { switch (EffectType.SelectedIndex) { case 0: return(new LumiaEffectDefinition(() => { return new IFilter[] { new AntiqueFilter(), new FlipFilter(FlipMode.Horizontal) }; })); case 1: IBuffer shaderY = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_NV12_Y.cso"); IBuffer shaderUV = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_NV12_UV.cso"); return(new ShaderEffectDefinitionNv12(shaderY, shaderUV)); case 2: IBuffer shader = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_RGB32.cso"); return(new ShaderEffectDefinitionBgrx8(shader)); case 3: // Select the largest centered square area in the input video uint inputWidth = props.Width; uint inputHeight = props.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List <IFilter>(); filters.Add(new CropFilter(cropArea)); return(filters); })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; return(definition); case 4: return(new SquareEffectDefinition()); case 5: var file = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Assets/traffic.png")); var foreground = new StorageFileImageSource(file); return(new LumiaEffectDefinition(() => { #pragma warning disable 618 var filter = new BlendFilter(foreground); filter.TargetOutputOption = OutputOption.PreserveAspectRatio; filter.TargetArea = new Rect(0, 0, .4, .4); return new IFilter[] { filter }; })); case 6: return(new LumiaEffectDefinition(() => { return new AnimatedWarp(); })); case 7: return(new LumiaEffectDefinition(() => { return new BitmapEffect(); })); case 8: return(new LumiaEffectDefinition(() => { return new BitmapEffect2(); })); case 9: return(new CanvasEffectDefinition(() => { return new CanvasEffect(); })); default: throw new ArgumentException("Invalid effect type"); } }
/// <summary> /// Invoked when this page is about to be displayed in a Frame. /// </summary> /// <param name="e">Event data that describes how this page was reached. /// This parameter is typically used to configure the page.</param> protected override async void OnNavigatedTo(NavigationEventArgs e) { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/Car.mp4")); // Select the largest centered square area in the input video var inputProfile = await MediaEncodingProfile.CreateFromFileAsync(source); uint inputWidth = inputProfile.Video.Width; uint inputHeight = inputProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); // Create the output encoding profile var outputProfile = MediaEncodingProfile.CreateMp4(VideoEncodingQuality.HD720p); outputProfile.Video.Bitrate = inputProfile.Video.Bitrate; outputProfile.Video.FrameRate.Numerator = inputProfile.Video.FrameRate.Numerator; outputProfile.Video.FrameRate.Denominator = inputProfile.Video.FrameRate.Denominator; outputProfile.Video.Width = outputLength; outputProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List <IFilter>(); filters.Add(new CropFilter(cropArea)); return(filters); })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var clip = await MediaClip.CreateFromFileAsync(source); clip.VideoEffectDefinitions.Add(definition); var composition = new MediaComposition(); composition.Clips.Add(clip); TextLog.Text = "Encoding using MediaComposition"; StorageFile destination1 = await KnownFolders.VideosLibrary.CreateFileAsync("Square_MC.mp4", CreationCollisionOption.ReplaceExisting); await composition.RenderToFileAsync(destination1, MediaTrimmingPreference.Fast, outputProfile); TextLog.Text = "Encoding using MediaTranscoder"; StorageFile destination2 = await KnownFolders.VideosLibrary.CreateFileAsync("Square_MT.mp4", CreationCollisionOption.ReplaceExisting); var transcoder = new MediaTranscoder(); transcoder.AddVideoEffect(definition.ActivatableClassId, true, definition.Properties); var transcode = await transcoder.PrepareFileTranscodeAsync(source, destination2, outputProfile); await transcode.TranscodeAsync(); TextLog.Text = "Starting MediaComposition preview"; PreviewMC.SetMediaStreamSource( composition.GeneratePreviewMediaStreamSource((int)outputLength, (int)outputLength) ); TextLog.Text = "Starting MediaElement preview"; PreviewME.AddVideoEffect(definition.ActivatableClassId, false, definition.Properties); PreviewME.Source = new Uri("ms-appx:///Input/Car.mp4"); PreviewME.Play(); TextLog.Text = "Done"; }
private async Task<IVideoEffectDefinition> CreateEffectDefinitionAsync(VideoEncodingProperties props) { switch (EffectType.SelectedIndex) { case 0: return new LumiaEffectDefinition(() => { return new IFilter[] { new AntiqueFilter(), new FlipFilter(FlipMode.Horizontal) }; }); case 1: IBuffer shaderY = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_NV12_Y.cso"); IBuffer shaderUV = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_NV12_UV.cso"); return new ShaderEffectDefinitionNv12(shaderY, shaderUV); case 2: IBuffer shader = await PathIO.ReadBufferAsync("ms-appx:///Invert_093_RGB32.cso"); return new ShaderEffectDefinitionBgrx8(shader); case 3: // Select the largest centered square area in the input video uint inputWidth = props.Width; uint inputHeight = props.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List<IFilter>(); filters.Add(new CropFilter(cropArea)); return filters; })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; return definition; case 4: return new SquareEffectDefinition(); case 5: var file = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Assets/traffic.png")); var foreground = new StorageFileImageSource(file); return new LumiaEffectDefinition(() => { #pragma warning disable 618 var filter = new BlendFilter(foreground); filter.TargetOutputOption = OutputOption.PreserveAspectRatio; filter.TargetArea = new Rect(0, 0, .4, .4); return new IFilter[] { filter }; }); case 6: return new LumiaEffectDefinition(() => { return new AnimatedWarp(); }); case 7: return new LumiaEffectDefinition(() => { return new BitmapEffect(); }); case 8: return new LumiaEffectDefinition(() => { return new BitmapEffect2(); }); case 9: return new CanvasEffectDefinition(() => { return new CanvasEffect(); }); default: throw new ArgumentException("Invalid effect type"); } }
public async Task CS_WP_MC_LumiaCropSquare() { StorageFile source = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Input/Car.mp4")); StorageFile destination = await KnownFolders.VideosLibrary.CreateFileAsync("CS_W_MT_CropSquare.mp4", CreationCollisionOption.ReplaceExisting); // Select the largest centered square area in the input video var encodingProfile = await MediaEncodingProfile.CreateFromFileAsync(source); uint inputWidth = encodingProfile.Video.Width; uint inputHeight = encodingProfile.Video.Height; uint outputLength = Math.Min(inputWidth, inputHeight); Rect cropArea = new Rect( (float)((inputWidth - outputLength) / 2), (float)((inputHeight - outputLength) / 2), (float)outputLength, (float)outputLength ); encodingProfile.Video.Width = outputLength; encodingProfile.Video.Height = outputLength; var definition = new LumiaEffectDefinition(new FilterChainFactory(() => { var filters = new List<IFilter>(); filters.Add(new CropFilter(cropArea)); return filters; })); definition.InputWidth = inputWidth; definition.InputHeight = inputHeight; definition.OutputWidth = outputLength; definition.OutputHeight = outputLength; var clip = await MediaClip.CreateFromFileAsync(source); clip.VideoEffectDefinitions.Add(definition); var composition = new MediaComposition(); composition.Clips.Add(clip); MediaStreamSource sourceStreamSource = composition.GenerateMediaStreamSource(); using (IRandomAccessStream destinationStream = await destination.OpenAsync(FileAccessMode.ReadWrite)) { var transcoder = new MediaTranscoder(); var transcode = await transcoder.PrepareMediaStreamSourceTranscodeAsync(sourceStreamSource, destinationStream, MediaEncodingProfile.CreateMp4(VideoEncodingQuality.Qvga)); await transcode.TranscodeAsync(); } }