public static bool IsImageStreamChanged(ImageTranscoding image)
{
bool notChanged = true;
notChanged &= (image.SourceOrientation == 0 || image.TargetAutoRotate == false);
notChanged &= (image.SourceHeight == 0 || image.SourceHeight <= image.TargetHeight);
notChanged &= (image.SourceWidth == 0 || image.SourceWidth <= image.TargetWidth);
notChanged &= (image.TargetPixelFormat == PixelFormat.Unknown || image.SourcePixelFormat == image.TargetPixelFormat);
notChanged &= (image.TargetImageCodec == ImageContainer.Unknown || image.SourceImageCodec == image.TargetImageCodec);
return(notChanged == false);
}
public async Task Initialize(MediaItem item, int?edition = null)
{
IsLive = false;
MediaItemId = item.MediaItemId;
if (MediaItemAspect.TryGetAttribute(item.Aspects, MediaAspect.ATTR_TITLE, out string title))
{
MediaItemTitle = title;
}
else
{
MediaItemTitle = "?";
}
var info = await MediaAnalyzer.ParseMediaItemAsync(item, edition);
if (info == null)
{
Logger.Warn("MediaServer: Mediaitem {0} couldn't be analyzed", item.MediaItemId);
return;
}
if (item.Aspects.ContainsKey(AudioAspect.ASPECT_ID))
{
IsAudio = true;
}
else if (item.Aspects.ContainsKey(ImageAspect.ASPECT_ID))
{
IsImage = true;
}
else if (item.Aspects.ContainsKey(VideoAspect.ASPECT_ID))
{
IsVideo = true;
}
else
{
Logger.Warn("MediaServer: Mediaitem {0} contains no required aspect information", item.MediaItemId);
return;
}
if (item.HasEditions && !edition.HasValue)
{
//Find edition with best matching audio that doesn't require transcoding
int currentPriority = -1;
bool currentRequiresTranscoding = false;
var preferredAudioLang = Client.PreferredAudioLanguages.ToList();
foreach (var checkEdition in info.Metadata.Keys)
{
for (int idx = 0; idx < info.Audio[checkEdition].Count; idx++)
{
VideoTranscoding video = TranscodeProfileManager.GetVideoTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Client.Profile.ID,
info, checkEdition, Client.PreferredAudioLanguages, IsLive, "");
bool requiresTranscoding = video != null;
for (int priority = 0; priority < preferredAudioLang.Count; priority++)
{
if (preferredAudioLang[priority].Equals(info.Audio[checkEdition][idx].Language, StringComparison.InvariantCultureIgnoreCase) == true)
{
if (currentPriority == -1 || priority < currentPriority || (!requiresTranscoding && currentRequiresTranscoding && priority == currentPriority))
{
currentPriority = priority;
currentRequiresTranscoding = requiresTranscoding;
edition = checkEdition;
}
}
}
}
}
}
if (!edition.HasValue)
{
//Assign first edition
_edition = info.Metadata.Min(m => m.Key);
}
else
{
_edition = edition.Value;
}
string transcodeId = item.MediaItemId.ToString() + "_" + Client.Profile.ID;
if (MediaServerPlugin.Settings.TranscodingAllowed)
{
if (IsAudio)
{
AudioTranscoding audio = TranscodeProfileManager.GetAudioTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Client.Profile.ID,
info, _edition, IsLive, transcodeId);
TranscodingParameter = audio;
}
else if (IsImage)
{
ImageTranscoding image = TranscodeProfileManager.GetImageTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Client.Profile.ID,
info, _edition, transcodeId);
TranscodingParameter = image;
}
else if (IsVideo)
{
VideoTranscoding video = TranscodeProfileManager.GetVideoTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Client.Profile.ID,
info, _edition, Client.PreferredAudioLanguages, IsLive, transcodeId);
if (video != null)
{
if (video.TargetVideoContainer == VideoContainer.Hls)
{
IsSegmented = true;
}
if (MediaServerPlugin.Settings.HardcodedSubtitlesAllowed == false)
{
video.TargetSubtitleSupport = SubtitleSupport.None;
}
}
TranscodingParameter = video;
}
}
if (TranscodingParameter == null)
{
if (IsVideo)
{
VideoTranscoding video = TranscodeProfileManager.GetVideoSubtitleTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Client.Profile.ID,
info, _edition, IsLive, transcodeId);
if (video != null)
{
if (video.TargetVideoContainer == VideoContainer.Hls)
{
IsSegmented = true;
}
if (MediaServerPlugin.Settings.HardcodedSubtitlesAllowed == false)
{
video.TargetSubtitleSupport = SubtitleSupport.None;
}
}
SubtitleTranscodingParameter = video;
}
}
//Assign some extra meta data
DateTime?aspectDate;
if (MediaItemAspect.TryGetAttribute(item.Aspects, ImporterAspect.ATTR_DATEADDED, out aspectDate))
{
MediaItemAddedDate = aspectDate;
}
if (MediaItemAspect.TryGetAttribute(item.Aspects, MediaAspect.ATTR_RECORDINGTIME, out aspectDate))
{
MediaItemRecordingDate = aspectDate;
}
if (IsVideo)
{
if (MediaItemAspect.TryGetAspects(item.Aspects, VideoStreamAspect.Metadata, out var videoStreamAspects))
{
MediaItemWidth = videoStreamAspects.FirstOrDefault()?.GetAttributeValue <int?>(VideoStreamAspect.ATTR_WIDTH);
MediaItemHeight = videoStreamAspects.FirstOrDefault()?.GetAttributeValue <int?>(VideoStreamAspect.ATTR_HEIGHT);
}
}
else if (IsImage)
{
if (MediaItemAspect.TryGetAspect(item.Aspects, ImageAspect.Metadata, out var imageAspect))
{
MediaItemImageMake = imageAspect?.GetAttributeValue <string>(ImageAspect.ATTR_MAKE);
MediaItemImageMake = imageAspect?.GetAttributeValue <string>(ImageAspect.ATTR_MODEL);
MediaItemImageMake = imageAspect?.GetAttributeValue <string>(ImageAspect.ATTR_FNUMBER);
MediaItemImageMake = imageAspect?.GetAttributeValue <string>(ImageAspect.ATTR_ISO_SPEED);
MediaItemImageMake = imageAspect?.GetAttributeValue <string>(ImageAspect.ATTR_EXPOSURE_TIME);
MediaItemImageOrientation = imageAspect?.GetAttributeValue <int?>(ImageAspect.ATTR_ORIENTATION);
MediaItemWidth = imageAspect?.GetAttributeValue <int?>(ImageAspect.ATTR_WIDTH);
MediaItemHeight = imageAspect?.GetAttributeValue <int?>(ImageAspect.ATTR_HEIGHT);
}
}
AssignDlnaMetadata(info, _edition);
}
private void AssignDlnaMetadata(MetadataContainer info, int edition)
{
if (info == null)
{
return;
}
List <string> profileList = new List <string>();
if (TranscodingParameter == null)
{
Metadata = info.Metadata[edition];
Video = info.Video[edition];
Audio = info.Audio[edition];
Image = info.Image[edition];
Subtitles = info.Subtitles[edition];
}
else
{
if (IsImage)
{
ImageTranscoding image = (ImageTranscoding)TranscodingParameter;
TranscodedImageMetadata metadata = MediaConverter.GetTranscodedImageMetadata(image);
Metadata = new MetadataStream
{
Mime = info.Metadata[edition].Mime,
ImageContainerType = metadata.TargetImageCodec,
Size = Client.EstimateTransodedSize ? info.Metadata[edition].Size : 0,
};
Image = new ImageStream
{
Height = metadata.TargetMaxHeight,
Orientation = metadata.TargetOrientation,
PixelFormatType = metadata.TargetPixelFormat,
Width = metadata.TargetMaxWidth
};
}
else if (IsAudio)
{
AudioTranscoding audio = (AudioTranscoding)TranscodingParameter;
TranscodedAudioMetadata metadata = MediaConverter.GetTranscodedAudioMetadata(audio);
Metadata = new MetadataStream
{
Mime = info.Metadata[edition].Mime,
AudioContainerType = metadata.TargetAudioContainer,
Bitrate = metadata.TargetAudioBitrate > 0 ? metadata.TargetAudioBitrate : null,
Duration = info.Metadata[edition].Duration,
Size = Client.EstimateTransodedSize ? (metadata.TargetAudioBitrate > 0 ? Convert.ToInt64((metadata.TargetAudioBitrate * 1024 * info.Metadata[edition].Duration) / 8.0) : (long?)null) : null,
};
AudioStream audioStream = new AudioStream();
audioStream.Bitrate = metadata.TargetAudioBitrate;
audioStream.Channels = metadata.TargetAudioChannels;
audioStream.Codec = metadata.TargetAudioCodec;
audioStream.Frequency = metadata.TargetAudioFrequency;
Audio = new List <AudioStream> {
audioStream
};
}
else if (IsVideo)
{
VideoTranscoding video = (VideoTranscoding)TranscodingParameter;
TranscodedVideoMetadata metadata = MediaConverter.GetTranscodedVideoMetadata(video);
Metadata = new MetadataStream
{
Mime = info.Metadata[edition].Mime,
VideoContainerType = metadata.TargetVideoContainer,
Bitrate = metadata.TargetAudioBitrate > 0 && metadata.TargetVideoBitrate > 0 ? metadata.TargetAudioBitrate + metadata.TargetVideoBitrate : null,
Duration = info.Metadata[edition].Duration,
Size = Client.EstimateTransodedSize ? (metadata.TargetAudioBitrate > 0 && info.Metadata[edition].Duration > 0 ? Convert.ToInt64((metadata.TargetAudioBitrate * 1024 * info.Metadata[edition].Duration) / 8.0) : (long?)null) : null,
};
Video = new VideoStream
{
AspectRatio = metadata.TargetVideoAspectRatio,
Bitrate = metadata.TargetVideoBitrate,
Codec = metadata.TargetVideoCodec,
Framerate = metadata.TargetVideoFrameRate,
HeaderLevel = metadata.TargetLevel,
ProfileType = metadata.TargetProfile,
RefLevel = metadata.TargetLevel,
Height = metadata.TargetVideoMaxHeight,
PixelAspectRatio = metadata.TargetVideoPixelAspectRatio,
PixelFormatType = metadata.TargetVideoPixelFormat,
TimestampType = metadata.TargetVideoTimestamp,
Width = metadata.TargetVideoMaxWidth,
};
AudioStream audioStream = new AudioStream();
audioStream.Bitrate = metadata.TargetAudioBitrate;
audioStream.Channels = metadata.TargetAudioChannels;
audioStream.Codec = metadata.TargetAudioCodec;
audioStream.Frequency = metadata.TargetAudioFrequency;
Audio = new List <AudioStream> {
audioStream
};
}
}
if (IsImage)
{
profileList = DlnaProfiles.ResolveImageProfile(Metadata.ImageContainerType, Image.Width, Image.Height);
}
else if (IsAudio)
{
var audio = Audio.FirstOrDefault();
profileList = DlnaProfiles.ResolveAudioProfile(Metadata.AudioContainerType, audio?.Codec ?? AudioCodec.Unknown, audio?.Bitrate, audio?.Frequency, audio?.Channels);
}
else if (IsVideo)
{
var audio = Audio.FirstOrDefault();
profileList = DlnaProfiles.ResolveVideoProfile(Metadata.VideoContainerType, Video.Codec, audio?.Codec ?? AudioCodec.Unknown, Video.ProfileType, Video.HeaderLevel,
Video.Framerate, Video.Width, Video.Height, Video.Bitrate, audio?.Bitrate, Video.TimestampType);
}
string profile = "";
string mime = info.Metadata[edition].Mime;
if (DlnaProfiles.TryFindCompatibleProfile(Client, profileList, ref profile, ref mime))
{
DlnaMime = mime;
DlnaProfile = profile;
}
}
public async Task Initialize(Guid?userId, MediaItem item, int?edition, int?audioId = null, int?subtitleId = null)
{
MediaItemId = item.MediaItemId;
var info = await MediaAnalyzer.ParseMediaItemAsync(item);
if (info == null)
{
Logger.Warn("MP2Extended: Mediaitem {0} couldn't be analyzed", item.MediaItemId);
return;
}
int? audioStreamId = null;
List <string> preferredAudioLang = new List <string>();
List <string> preferredSubtitleLang = new List <string>();
await ResourceAccessUtils.AddPreferredLanguagesAsync(userId, preferredAudioLang, preferredSubtitleLang);
if (audioId.HasValue)
{
if (audioId.Value >= EDITION_OFFSET)
{
edition = (audioId.Value / EDITION_OFFSET) - 1;
audioStreamId = audioId.Value - ((audioId.Value / EDITION_OFFSET) * EDITION_OFFSET);
}
else
{
audioStreamId = audioId;
}
}
if (item.HasEditions && !edition.HasValue)
{
//Find edition with best matching audio that doesn't require transcoding
int currentPriority = -1;
bool currentRequiresTranscoding = false;
foreach (var checkEdition in info.Metadata.Keys)
{
for (int idx = 0; idx < info.Audio[checkEdition].Count; idx++)
{
VideoTranscoding video = TranscodeProfileManager.GetVideoTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, checkEdition, preferredAudioLang, IsLive, "");
bool requiresTranscoding = video != null;
for (int priority = 0; priority < preferredAudioLang.Count; priority++)
{
if (preferredAudioLang[priority].Equals(info.Audio[checkEdition][idx].Language, StringComparison.InvariantCultureIgnoreCase) == true)
{
if (currentPriority == -1 || priority < currentPriority || (!requiresTranscoding && currentRequiresTranscoding && priority == currentPriority))
{
currentPriority = priority;
currentRequiresTranscoding = requiresTranscoding;
audioStreamId = info.Audio[checkEdition][idx].StreamIndex;
_edition = checkEdition;
}
}
}
}
}
}
else
{
//Assign first edition
_edition = info.Metadata.Min(m => m.Key);
}
if (item.Aspects.ContainsKey(AudioAspect.ASPECT_ID))
{
IsAudio = true;
}
else if (item.Aspects.ContainsKey(ImageAspect.ASPECT_ID))
{
IsImage = true;
}
else if (item.Aspects.ContainsKey(VideoAspect.ASPECT_ID))
{
IsVideo = true;
}
else
{
Logger.Warn("MP2Extended: Mediaitem {0} contains no required aspect information", item.MediaItemId);
return;
}
string transcodeId = item.MediaItemId.ToString() + "_" + Profile.ID;
if (IsLive)
{
transcodeId = Guid.NewGuid().ToString() + "_" + Profile.ID;
}
if (MP2Extended.Settings.TranscodingAllowed)
{
if (IsAudio)
{
AudioTranscoding audio = TranscodeProfileManager.GetAudioTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, _edition, IsLive, transcodeId);
TranscodingParameter = audio;
}
else if (IsImage)
{
ImageTranscoding image = TranscodeProfileManager.GetImageTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, _edition, transcodeId);
TranscodingParameter = image;
}
else if (IsVideo)
{
VideoTranscoding video;
if (audioStreamId.HasValue)
{
video = TranscodeProfileManager.GetVideoTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, _edition, audioStreamId.Value, subtitleId, IsLive, transcodeId);
}
else
{
video = TranscodeProfileManager.GetVideoTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, _edition, preferredAudioLang, IsLive, transcodeId);
}
if (video != null)
{
if (video.TargetVideoContainer == VideoContainer.Hls)
{
IsSegmented = true;
}
if (MP2Extended.Settings.HardcodedSubtitlesAllowed == false)
{
video.TargetSubtitleSupport = SubtitleSupport.None;
}
}
TranscodingParameter = video;
}
}
if (TranscodingParameter == null)
{
if (IsLive)
{
if (IsVideo)
{
if (audioStreamId.HasValue)
{
TranscodingParameter = TranscodeProfileManager.GetLiveVideoTranscoding(info, audioStreamId.Value, transcodeId);
}
else
{
TranscodingParameter = TranscodeProfileManager.GetLiveVideoTranscoding(info, preferredAudioLang, transcodeId);
}
}
else if (IsAudio)
{
TranscodingParameter = TranscodeProfileManager.GetLiveAudioTranscoding(info, transcodeId);
}
}
else if (IsVideo)
{
VideoTranscoding video = TranscodeProfileManager.GetVideoSubtitleTranscoding(ProfileManager.TRANSCODE_PROFILE_SECTION, Profile.ID,
info, _edition, IsLive, transcodeId);
if (video != null)
{
if (video.TargetVideoContainer == VideoContainer.Hls)
{
IsSegmented = true;
}
if (MP2Extended.Settings.HardcodedSubtitlesAllowed == false)
{
video.TargetSubtitleSupport = SubtitleSupport.None;
}
}
TranscodingParameter = video;
}
}
AssignWebMetadata(info, _edition);
}
protected override async Task <TranscodeContext> TranscodeImageAsync(string clientId, ImageTranscoding image, bool waitForBuffer)
{
FFMpegTranscodeContext context = new FFMpegTranscodeContext(_cacheEnabled, _cachePath);
context.Partial = false;
string transcodingFile = Path.Combine(_cachePath, GetTranscodingImageFileName(image));
if (File.Exists(transcodingFile) == true)
{
//Use existing context if possible
TranscodeContext existingContext = await GetExistingTranscodeContextAsync(clientId, image.TranscodeId).ConfigureAwait(false);
if (existingContext != null)
{
existingContext.TargetFile = transcodingFile;
if (existingContext.Stream == null)
{
existingContext.AssignStream(await GetFileStreamAsync(transcodingFile).ConfigureAwait(false));
}
return(existingContext);
}
else
{
//Presume that it is a cached file
TouchFile(transcodingFile);
context.Partial = false;
context.TargetFile = transcodingFile;
context.AssignStream(await GetFileStreamAsync(transcodingFile).ConfigureAwait(false));
return(context);
}
}
FFMpegTranscodeData data = new FFMpegTranscodeData(_cachePath)
{
TranscodeId = image.TranscodeId, ClientId = clientId
};
if (string.IsNullOrEmpty(image.TranscoderBinPath) == false)
{
data.TranscoderBinPath = image.TranscoderBinPath;
}
if (string.IsNullOrEmpty(image.TranscoderArguments) == false)
{
data.ConcatedFileInput = image.ConcatSourceMediaPaths;
data.TranscoderArguments = image.TranscoderArguments;
data.InputMediaFilePaths = image.SourceMediaPaths;
}
else
{
_ffMpegCommandline.InitTranscodingParameters(image.ConcatSourceMediaPaths, image.SourceMediaPaths, ref data);
_ffMpegCommandline.AddTranscodingThreadsParameters(true, ref data);
_ffMpegCommandline.AddImageParameters(image, data);
data.InputArguments[data.FirstResourceIndex].Add("-f image2pipe"); //pipe works with network drives
data.OutputArguments.Add("-f image2");
}
data.OutputFilePath = transcodingFile;
context.TargetFile = transcodingFile;
_logger.Debug("FFMpegMediaConverter: Invoking transcoder to transcode image file '{0}' for transcode '{1}'", image.SourceMediaPaths, image.TranscodeId);
context.Start();
context.AssignStream(await ExecuteTranscodingProcessAsync(data, context, waitForBuffer).ConfigureAwait(false));
return(context);
}
