MateuszSkoczek/VDownload
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1.0-dev10 (Code cleaning)

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Mateusz Skoczek
2022-03-02 22:13:28 +01:00
Unverified
parent 25041f9d43
commit d8eb103dcc
36 changed files with 338 additions and 336 deletions
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26
VDownload.Core/Services/MediaProcessor.cs
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@@ -15,7 +15,7 @@ namespace VDownload.Core.Services
{
public class MediaProcessor
{
#region CONSTRUCTOR
#region CONSTRUCTORS
public MediaProcessor(StorageFile outputFile, TimeSpan trimStart, TimeSpan trimEnd)
{
@@ -40,10 +40,11 @@ namespace VDownload.Core.Services
#region STANDARD METHODS
// SINGLE AUDIO & VIDEO FILE PROCESSING
public async Task Run(StorageFile audioVideoInputFile, MediaFileExtension extension, MediaType mediaType, CancellationToken cancellationToken = default)
{
// Invoke ProcessingStarted event
ProcessingStarted?.Invoke(this, EventArgs.Empty);
ProcessingStarted?.Invoke(this, System.EventArgs.Empty);
// Init transcoder
MediaTranscoder mediaTranscoder = new MediaTranscoder
@@ -55,31 +56,31 @@ namespace VDownload.Core.Services
};
// Start transcoding operation
cancellationToken.ThrowIfCancellationRequested();
using (IRandomAccessStream outputFileOpened = await OutputFile.OpenAsync(FileAccessMode.ReadWrite))
{
PrepareTranscodeResult transcodingPreparated = await mediaTranscoder.PrepareStreamTranscodeAsync(await audioVideoInputFile.OpenAsync(FileAccessMode.Read), outputFileOpened, await GetMediaEncodingProfile(audioVideoInputFile, extension, mediaType));
IAsyncActionWithProgress<double> transcodingTask = transcodingPreparated.TranscodeAsync();
try
{
await transcodingTask.AsTask(cancellationToken, new Progress<double>((percent) => { ProcessingProgressChanged(this, new ProgressChangedEventArgs((int)Math.Round(percent), null)); }));
await outputFileOpened.FlushAsync();
}
catch (TaskCanceledException) { }
await transcodingTask.AsTask(cancellationToken, new Progress<double>((percent) => { ProcessingProgressChanged(this, new ProgressChangedEventArgs((int)Math.Round(percent), null)); }));
await outputFileOpened.FlushAsync();
transcodingTask.Close();
}
// Invoke ProcessingCompleted event
ProcessingCompleted?.Invoke(this, EventArgs.Empty);
ProcessingCompleted?.Invoke(this, System.EventArgs.Empty);
}
// SEPARATE AUDIO & VIDEO FILES PROCESSING
public async Task Run(StorageFile audioFile, StorageFile videoFile, VideoFileExtension extension, CancellationToken cancellationToken = default)
{
// Invoke ProcessingStarted event
ProcessingStarted?.Invoke(this, EventArgs.Empty);
ProcessingStarted?.Invoke(this, System.EventArgs.Empty);
// Init editor
MediaComposition mediaEditor = new MediaComposition();
// Add media files
cancellationToken.ThrowIfCancellationRequested();
Task<MediaClip> getVideoFileTask = MediaClip.CreateFromFileAsync(videoFile).AsTask();
Task<BackgroundAudioTrack> getAudioFileTask = BackgroundAudioTrack.CreateFromFileAsync(audioFile).AsTask();
await Task.WhenAll(getVideoFileTask, getAudioFileTask);
@@ -97,11 +98,14 @@ namespace VDownload.Core.Services
// Start rendering operation
var renderOperation = mediaEditor.RenderToFileAsync(OutputFile, (MediaTrimmingPreference)Config.GetValue("media_editing_algorithm"), await GetMediaEncodingProfile(videoFile, audioFile, (MediaFileExtension)extension, MediaType.AudioVideo));
renderOperation.Progress += (info, progress) => { ProcessingProgressChanged(this, new ProgressChangedEventArgs((int)Math.Round(progress), null)); };
cancellationToken.ThrowIfCancellationRequested();
await renderOperation.AsTask(cancellationToken);
// Invoke ProcessingCompleted event
ProcessingCompleted?.Invoke(this, EventArgs.Empty);
ProcessingCompleted?.Invoke(this, System.EventArgs.Empty);
}
// SINGLE AUDIO OR VIDEO FILES PROCESSING
public async Task Run(StorageFile audioFile, AudioFileExtension extension, CancellationToken cancellationToken = default) { await Run(audioFile, (MediaFileExtension)extension, MediaType.OnlyAudio, cancellationToken); }
public async Task Run(StorageFile videoFile, VideoFileExtension extension, CancellationToken cancellationToken = default) { await Run(videoFile, (MediaFileExtension)extension, MediaType.OnlyVideo, cancellationToken); }