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fixes #364 - Image Extraction for 3D Videos

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This commit is contained in:
Luke Pulverenti 2013-06-27 11:59:32 -04:00
parent 0a5701130e
commit 36d4e15860
5 changed files with 31 additions and 10 deletions
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4
MediaBrowser.Common/MediaInfo/IMediaEncoder.cs
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@ -1,6 +1,7 @@
using System;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Model.Entities;
namespace MediaBrowser.Common.MediaInfo
{
@ -26,11 +27,12 @@ namespace MediaBrowser.Common.MediaInfo
/// </summary>
/// <param name="inputFiles">The input files.</param>
/// <param name="type">The type.</param>
/// <param name="threedFormat">The threed format.</param>
/// <param name="offset">The offset.</param>
/// <param name="outputPath">The output path.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
Task ExtractImage(string[] inputFiles, InputType type, TimeSpan? offset, string outputPath, CancellationToken cancellationToken);
Task ExtractImage(string[] inputFiles, InputType type, Video3DFormat? threedFormat, TimeSpan? offset, string outputPath, CancellationToken cancellationToken);
/// <summary>
/// Extracts the text subtitle.

2
MediaBrowser.Controller/MediaInfo/FFMpegManager.cs
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@ -169,7 +169,7 @@ namespace MediaBrowser.Controller.MediaInfo
Directory.CreateDirectory(parentPath);
}
await _encoder.ExtractImage(inputPath, type, time, path, cancellationToken).ConfigureAwait(false);
await _encoder.ExtractImage(inputPath, type, video.Video3DFormat, time, path, cancellationToken).ConfigureAwait(false);
chapter.ImagePath = path;
changesMade = true;
}

2
MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
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@ -186,7 +186,7 @@ namespace MediaBrowser.Providers.MediaInfo
Directory.CreateDirectory(parentPath);
}
await _mediaEncoder.ExtractImage(new[] { item.Path }, InputType.AudioFile, null, path, cancellationToken).ConfigureAwait(false);
await _mediaEncoder.ExtractImage(new[] { item.Path }, InputType.AudioFile, null, null, path, cancellationToken).ConfigureAwait(false);
}
finally
{

31
MediaBrowser.Server.Implementations/MediaEncoder/MediaEncoder.cs
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@ -880,12 +880,13 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
/// </summary>
/// <param name="inputFiles">The input files.</param>
/// <param name="type">The type.</param>
/// <param name="threedFormat">The threed format.</param>
/// <param name="offset">The offset.</param>
/// <param name="outputPath">The output path.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
/// <exception cref="System.ArgumentException">Must use inputPath list overload</exception>
public async Task ExtractImage(string[] inputFiles, InputType type, TimeSpan? offset, string outputPath, CancellationToken cancellationToken)
public async Task ExtractImage(string[] inputFiles, InputType type, Video3DFormat? threedFormat, TimeSpan? offset, string outputPath, CancellationToken cancellationToken)
{
var resourcePool = type == InputType.AudioFile ? _audioImageResourcePool : _videoImageResourcePool;
@ -895,7 +896,7 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
{
try
{
await ExtractImageInternal(inputArgument, type, offset, outputPath, true, resourcePool, cancellationToken).ConfigureAwait(false);
await ExtractImageInternal(inputArgument, type, threedFormat, offset, outputPath, true, resourcePool, cancellationToken).ConfigureAwait(false);
return;
}
catch
@ -904,7 +905,7 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
}
}
await ExtractImageInternal(inputArgument, type, offset, outputPath, false, resourcePool, cancellationToken).ConfigureAwait(false);
await ExtractImageInternal(inputArgument, type, threedFormat, offset, outputPath, false, resourcePool, cancellationToken).ConfigureAwait(false);
}
/// <summary>
@ -912,6 +913,7 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
/// </summary>
/// <param name="inputPath">The input path.</param>
/// <param name="type">The type.</param>
/// <param name="threedFormat">The threed format.</param>
/// <param name="offset">The offset.</param>
/// <param name="outputPath">The output path.</param>
/// <param name="useIFrame">if set to <c>true</c> [use I frame].</param>
@ -922,7 +924,7 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
/// or
/// outputPath</exception>
/// <exception cref="System.ApplicationException"></exception>
private async Task ExtractImageInternal(string inputPath, InputType type, TimeSpan? offset, string outputPath, bool useIFrame, SemaphoreSlim resourcePool, CancellationToken cancellationToken)
private async Task ExtractImageInternal(string inputPath, InputType type, Video3DFormat? threedFormat, TimeSpan? offset, string outputPath, bool useIFrame, SemaphoreSlim resourcePool, CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(inputPath))
{
@ -934,8 +936,25 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
throw new ArgumentNullException("outputPath");
}
var args = useIFrame ? string.Format("-i {0} -threads 0 -v quiet -vframes 1 -filter:v select=\"eq(pict_type\\,I)\" -vf \"scale=iw*sar:ih, scale=600:-1\" -f image2 \"{1}\"", inputPath, outputPath) :
string.Format("-i {0} -threads 0 -v quiet -vframes 1 -vf \"scale=iw*sar:ih, scale=600:-1\" -f image2 \"{1}\"", inputPath, outputPath);
var vf = "scale=iw*sar:ih, scale=600:-1";
if (threedFormat.HasValue)
{
switch (threedFormat.Value)
{
case Video3DFormat.HalfSideBySide:
case Video3DFormat.FullSideBySide:
vf = "crop=iw/2:ih:0:0,scale=(iw*2):ih,scale=600:-1";
break;
case Video3DFormat.HalfTopAndBottom:
case Video3DFormat.FullTopAndBottom:
vf = "crop=iw:ih/2:0:0,scale=iw:(ih*2),scale=600:-1";
break;
}
}
var args = useIFrame ? string.Format("-i {0} -threads 0 -v quiet -vframes 1 -filter:v select=\"eq(pict_type\\,I)\" -vf \"{2}\" -f image2 \"{1}\"", inputPath, outputPath, vf) :
string.Format("-i {0} -threads 0 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, outputPath, vf);
var probeSize = GetProbeSizeArgument(type);

2
MediaBrowser.Server.Implementations/ScheduledTasks/VideoImagesTask.cs
View File

@ -327,7 +327,7 @@ namespace MediaBrowser.Server.Implementations.ScheduledTasks
var inputPath = MediaEncoderHelpers.GetInputArgument(video, isoMount, out type);
await _mediaEncoder.ExtractImage(inputPath, type, imageOffset, path, cancellationToken).ConfigureAwait(false);
await _mediaEncoder.ExtractImage(inputPath, type, video.Video3DFormat, imageOffset, path, cancellationToken).ConfigureAwait(false);
video.PrimaryImagePath = path;
}