improve embedded image extraction

This commit is contained in:
Luke Pulverenti 2016-04-13 16:49:16 -04:00
parent 41ee4600fd
commit b0379ec7f8
8 changed files with 92 additions and 26 deletions

View File

@ -51,6 +51,8 @@ namespace MediaBrowser.Controller.MediaEncoding
/// <returns>Task{Stream}.</returns>
Task<Stream> ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken);
Task<Stream> ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken);
/// <summary>
/// Extracts the video images on interval.
/// </summary>

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@ -484,12 +484,16 @@ namespace MediaBrowser.MediaEncoding.Encoder
return ExtractImage(new[] { path }, imageStreamIndex, MediaProtocol.File, true, null, null, cancellationToken);
}
public Task<Stream> ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat,
TimeSpan? offset, CancellationToken cancellationToken)
public Task<Stream> ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken)
{
return ExtractImage(inputFiles, null, protocol, false, threedFormat, offset, cancellationToken);
}
public Task<Stream> ExtractVideoImage(string[] inputFiles, MediaProtocol protocol, int? imageStreamIndex, CancellationToken cancellationToken)
{
return ExtractImage(inputFiles, imageStreamIndex, protocol, false, null, null, cancellationToken);
}
private async Task<Stream> ExtractImage(string[] inputFiles, int? imageStreamIndex, MediaProtocol protocol, bool isAudio,
Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken)
{

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@ -138,10 +138,14 @@ namespace MediaBrowser.MediaEncoding.Probing
var parts = iTunEXTC.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
// Example
// mpaa|G|100|For crude humor
if (parts.Length == 4)
if (parts.Length > 1)
{
info.OfficialRating = parts[1];
info.OfficialRatingDescription = parts[3];
if (parts.Length > 3)
{
info.OfficialRatingDescription = parts[3];
}
}
}

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@ -520,7 +520,7 @@ namespace MediaBrowser.Model.Dlna
{
if (StringHelper.EqualsIgnoreCase(targetAudioCodec, "ac3"))
{
defaultBitrate = 384000;
defaultBitrate = 448000;
}
else
{
@ -840,13 +840,25 @@ namespace MediaBrowser.Model.Dlna
private bool IsAudioEligibleForDirectPlay(MediaSourceInfo item, int? maxBitrate)
{
if (!maxBitrate.HasValue || (item.Bitrate.HasValue && item.Bitrate.Value <= maxBitrate.Value))
if (!maxBitrate.HasValue)
{
return true;
_logger.Info("Cannot direct play due to unknown supported bitrate");
return false;
}
_logger.Info("Bitrate exceeds DirectPlay limit");
return false;
if (!item.Bitrate.HasValue)
{
_logger.Info("Cannot direct play due to unknown content bitrate");
return false;
}
if (item.Bitrate.Value > maxBitrate.Value)
{
_logger.Info("Bitrate exceeds DirectPlay limit");
return false;
}
return true;
}
private void ValidateInput(VideoOptions options)

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@ -107,7 +107,7 @@ namespace MediaBrowser.Providers.Manager
{
if (replaceData || targetResult.People == null || targetResult.People.Count == 0)
{
targetResult.People = sourceResult.People ?? new List<PersonInfo>();
targetResult.People = sourceResult.People;
}
}

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@ -78,7 +78,8 @@ namespace MediaBrowser.Providers.MediaInfo
_fileSystem.CreateDirectory(Path.GetDirectoryName(path));
var imageStream = imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("front", StringComparison.OrdinalIgnoreCase) != -1) ??
imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("cover", StringComparison.OrdinalIgnoreCase) != -1);
imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("cover", StringComparison.OrdinalIgnoreCase) != -1) ??
imageStreams.FirstOrDefault();
var imageStreamIndex = imageStream == null ? (int?)null : imageStream.Index;

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@ -10,6 +10,8 @@ using MediaBrowser.Model.Logging;
using MediaBrowser.Model.MediaInfo;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
@ -93,20 +95,59 @@ namespace MediaBrowser.Providers.MediaInfo
try
{
// If we know the duration, grab it from 10% into the video. Otherwise just 10 seconds in.
// Always use 10 seconds for dvd because our duration could be out of whack
var imageOffset = item.VideoType != VideoType.Dvd && item.RunTimeTicks.HasValue &&
item.RunTimeTicks.Value > 0
? TimeSpan.FromTicks(Convert.ToInt64(item.RunTimeTicks.Value * .1))
: TimeSpan.FromSeconds(10);
var protocol = item.LocationType == LocationType.Remote
? MediaProtocol.Http
: MediaProtocol.File;
var inputPath = MediaEncoderHelpers.GetInputArgument(_fileSystem, item.Path, protocol, isoMount, item.PlayableStreamFileNames);
var stream = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false);
var mediaStreams =
item.GetMediaSources(false)
.Take(1)
.SelectMany(i => i.MediaStreams)
.ToList();
var imageStreams =
mediaStreams
.Where(i => i.Type == MediaStreamType.EmbeddedImage)
.ToList();
var imageStream = imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("front", StringComparison.OrdinalIgnoreCase) != -1) ??
imageStreams.FirstOrDefault(i => (i.Comment ?? string.Empty).IndexOf("cover", StringComparison.OrdinalIgnoreCase) != -1) ??
imageStreams.FirstOrDefault();
Stream stream;
if (imageStream != null)
{
// Instead of using the raw stream index, we need to use nth video/embedded image stream
var videoIndex = -1;
foreach (var mediaStream in mediaStreams)
{
if (mediaStream.Type == MediaStreamType.Video ||
mediaStream.Type == MediaStreamType.EmbeddedImage)
{
videoIndex++;
}
if (mediaStream == imageStream)
{
break;
}
}
stream = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, videoIndex, cancellationToken).ConfigureAwait(false);
}
else
{
// If we know the duration, grab it from 10% into the video. Otherwise just 10 seconds in.
// Always use 10 seconds for dvd because our duration could be out of whack
var imageOffset = item.VideoType != VideoType.Dvd && item.RunTimeTicks.HasValue &&
item.RunTimeTicks.Value > 0
? TimeSpan.FromTicks(Convert.ToInt64(item.RunTimeTicks.Value * .1))
: TimeSpan.FromSeconds(10);
stream = await _mediaEncoder.ExtractVideoImage(inputPath, protocol, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false);
}
return new DynamicImageResponse
{

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@ -85,8 +85,6 @@ namespace MediaBrowser.XbmcMetadata.Parsers
/// <param name="cancellationToken">The cancellation token.</param>
private void Fetch(MetadataResult<T> item, string metadataFile, XmlReaderSettings settings, CancellationToken cancellationToken)
{
item.ResetPeople();
if (!SupportsUrlAfterClosingXmlTag)
{
using (var streamReader = BaseNfoSaver.GetStreamReader(metadataFile))
@ -94,6 +92,8 @@ namespace MediaBrowser.XbmcMetadata.Parsers
// Use XmlReader for best performance
using (var reader = XmlReader.Create(streamReader, settings))
{
item.ResetPeople();
reader.MoveToContent();
// Loop through each element
@ -113,6 +113,8 @@ namespace MediaBrowser.XbmcMetadata.Parsers
using (var streamReader = BaseNfoSaver.GetStreamReader(metadataFile))
{
item.ResetPeople();
// Need to handle a url after the xml data
// http://kodi.wiki/view/NFO_files/movies