Пример #1
0
        private PlayMethod? GetVideoDirectPlayProfile(DeviceProfile profile,
            MediaSourceInfo mediaSource,
            MediaStream videoStream,
            MediaStream audioStream,
            bool isEligibleForDirectPlay,
            bool isEligibleForDirectStream)
        {
            // See if it can be direct played
            DirectPlayProfile directPlay = null;
            foreach (DirectPlayProfile i in profile.DirectPlayProfiles)
            {
                if (i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream))
                {
                    directPlay = i;
                    break;
                }
            }

            if (directPlay == null)
            {
                _logger.Debug("Profile: {0}, No direct play profiles found for Path: {1}",
                    profile.Name ?? "Unknown Profile",
                    mediaSource.Path ?? "Unknown path"); 
                
                return null;
            }

            string container = mediaSource.Container;

            List<ProfileCondition> conditions = new List<ProfileCondition>();
            foreach (ContainerProfile i in profile.ContainerProfiles)
            {
                if (i.Type == DlnaProfileType.Video &&
                    ListHelper.ContainsIgnoreCase(i.GetContainers(), container))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            ConditionProcessor conditionProcessor = new ConditionProcessor();

            int? width = videoStream == null ? null : videoStream.Width;
            int? height = videoStream == null ? null : videoStream.Height;
            int? bitDepth = videoStream == null ? null : videoStream.BitDepth;
            int? videoBitrate = videoStream == null ? null : videoStream.BitRate;
            double? videoLevel = videoStream == null ? null : videoStream.Level;
            string videoProfile = videoStream == null ? null : videoStream.Profile;
            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;
            bool? isAnamorphic = videoStream == null ? null : videoStream.IsAnamorphic;
            bool? isCabac = videoStream == null ? null : videoStream.IsCabac;

            int? audioBitrate = audioStream == null ? null : audioStream.BitRate;
            int? audioChannels = audioStream == null ? null : audioStream.Channels;
            string audioProfile = audioStream == null ? null : audioStream.Profile;

            TransportStreamTimestamp? timestamp = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            int? packetLength = videoStream == null ? null : videoStream.PacketLength;
            int? refFrames = videoStream == null ? null : videoStream.RefFrames;

            int? numAudioStreams = mediaSource.GetStreamCount(MediaStreamType.Audio);
            int? numVideoStreams = mediaSource.GetStreamCount(MediaStreamType.Video);

            // Check container conditions
            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isCabac, refFrames, numVideoStreams, numAudioStreams))
                {
                    LogConditionFailure(profile, "VideoContainerProfile", i, mediaSource);

                    return null;
                }
            }

            string videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                _logger.Debug("Profile: {0}, DirectPlay=false. Reason=Unknown video codec. Path: {1}",
                    profile.Name ?? "Unknown Profile",
                    mediaSource.Path ?? "Unknown path");

                return null;
            }

            conditions = new List<ProfileCondition>();
            foreach (CodecProfile i in profile.CodecProfiles)
            {
                if (i.Type == CodecType.Video && i.ContainsCodec(videoCodec, container))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isCabac, refFrames, numVideoStreams, numAudioStreams))
                {
                    LogConditionFailure(profile, "VideoCodecProfile", i, mediaSource);

                    return null;
                }
            }

            if (audioStream != null)
            {
                string audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    _logger.Debug("Profile: {0}, DirectPlay=false. Reason=Unknown audio codec. Path: {1}",
                        profile.Name ?? "Unknown Profile",
                        mediaSource.Path ?? "Unknown path");

                    return null;
                }

                conditions = new List<ProfileCondition>();
                foreach (CodecProfile i in profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec, container))
                    {
                        foreach (ProfileCondition c in i.Conditions)
                        {
                            conditions.Add(c);
                        }
                    }
                }

                foreach (ProfileCondition i in conditions)
                {
                    bool? isSecondaryAudio = audioStream == null ? null : mediaSource.IsSecondaryAudio(audioStream);
                    if (!conditionProcessor.IsVideoAudioConditionSatisfied(i, audioChannels, audioBitrate, audioProfile, isSecondaryAudio))
                    {
                        LogConditionFailure(profile, "VideoAudioCodecProfile", i, mediaSource);
                        
                        return null;
                    }
                }
            }

            if (isEligibleForDirectPlay && mediaSource.SupportsDirectPlay)
            {
                if (mediaSource.Protocol == MediaProtocol.Http)
                {
                    if (_localPlayer.CanAccessUrl(mediaSource.Path, mediaSource.RequiredHttpHeaders.Count > 0))
                    {
                        return PlayMethod.DirectPlay;
                    }
                }

                else if (mediaSource.Protocol == MediaProtocol.File)
                {
                    if (_localPlayer.CanAccessFile(mediaSource.Path))
                    {
                        return PlayMethod.DirectPlay;
                    }
                }
            }

            if (isEligibleForDirectStream && mediaSource.SupportsDirectStream)
            {
                return PlayMethod.DirectStream;
            }

            return null;
        }
Пример #2
0
        private PlayMethod?GetVideoDirectPlayProfile(DeviceProfile profile,
                                                     MediaSourceInfo mediaSource,
                                                     MediaStream videoStream,
                                                     MediaStream audioStream,
                                                     bool isEligibleForDirectPlay,
                                                     bool isEligibleForDirectStream)
        {
            if (videoStream == null)
            {
                _logger.Info("Profile: {0}, Cannot direct stream with no known video stream. Path: {1}",
                             profile.Name ?? "Unknown Profile",
                             mediaSource.Path ?? "Unknown path");

                return(null);
            }

            // See if it can be direct played
            DirectPlayProfile directPlay = null;

            foreach (DirectPlayProfile i in profile.DirectPlayProfiles)
            {
                if (i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream))
                {
                    directPlay = i;
                    break;
                }
            }

            if (directPlay == null)
            {
                _logger.Info("Profile: {0}, No direct play profiles found for Path: {1}",
                             profile.Name ?? "Unknown Profile",
                             mediaSource.Path ?? "Unknown path");

                return(null);
            }

            string container = mediaSource.Container;

            List <ProfileCondition> conditions = new List <ProfileCondition>();

            foreach (ContainerProfile i in profile.ContainerProfiles)
            {
                if (i.Type == DlnaProfileType.Video &&
                    ListHelper.ContainsIgnoreCase(i.GetContainers(), container))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            ConditionProcessor conditionProcessor = new ConditionProcessor();

            int?   width          = videoStream == null ? null : videoStream.Width;
            int?   height         = videoStream == null ? null : videoStream.Height;
            int?   bitDepth       = videoStream == null ? null : videoStream.BitDepth;
            int?   videoBitrate   = videoStream == null ? null : videoStream.BitRate;
            double?videoLevel     = videoStream == null ? null : videoStream.Level;
            string videoProfile   = videoStream == null ? null : videoStream.Profile;
            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;
            bool?  isAnamorphic   = videoStream == null ? null : videoStream.IsAnamorphic;
            string videoCodecTag  = videoStream == null ? null : videoStream.CodecTag;

            int?   audioBitrate  = audioStream == null ? null : audioStream.BitRate;
            int?   audioChannels = audioStream == null ? null : audioStream.Channels;
            string audioProfile  = audioStream == null ? null : audioStream.Profile;

            TransportStreamTimestamp?timestamp = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            int?packetLength = videoStream == null ? null : videoStream.PacketLength;
            int?refFrames    = videoStream == null ? null : videoStream.RefFrames;

            int?numAudioStreams = mediaSource.GetStreamCount(MediaStreamType.Audio);
            int?numVideoStreams = mediaSource.GetStreamCount(MediaStreamType.Video);

            // Check container conditions
            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, refFrames, numVideoStreams, numAudioStreams, videoCodecTag))
                {
                    LogConditionFailure(profile, "VideoContainerProfile", i, mediaSource);

                    return(null);
                }
            }

            string videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                _logger.Info("Profile: {0}, DirectPlay=false. Reason=Unknown video codec. Path: {1}",
                             profile.Name ?? "Unknown Profile",
                             mediaSource.Path ?? "Unknown path");

                return(null);
            }

            conditions = new List <ProfileCondition>();
            foreach (CodecProfile i in profile.CodecProfiles)
            {
                if (i.Type == CodecType.Video && i.ContainsCodec(videoCodec, container))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, refFrames, numVideoStreams, numAudioStreams, videoCodecTag))
                {
                    LogConditionFailure(profile, "VideoCodecProfile", i, mediaSource);

                    return(null);
                }
            }

            if (audioStream != null)
            {
                string audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    _logger.Info("Profile: {0}, DirectPlay=false. Reason=Unknown audio codec. Path: {1}",
                                 profile.Name ?? "Unknown Profile",
                                 mediaSource.Path ?? "Unknown path");

                    return(null);
                }

                conditions = new List <ProfileCondition>();
                foreach (CodecProfile i in profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec, container))
                    {
                        foreach (ProfileCondition c in i.Conditions)
                        {
                            conditions.Add(c);
                        }
                    }
                }

                foreach (ProfileCondition i in conditions)
                {
                    bool?isSecondaryAudio = audioStream == null ? null : mediaSource.IsSecondaryAudio(audioStream);
                    if (!conditionProcessor.IsVideoAudioConditionSatisfied(i, audioChannels, audioBitrate, audioProfile, isSecondaryAudio))
                    {
                        LogConditionFailure(profile, "VideoAudioCodecProfile", i, mediaSource);

                        return(null);
                    }
                }
            }

            if (isEligibleForDirectPlay && mediaSource.SupportsDirectPlay)
            {
                if (mediaSource.Protocol == MediaProtocol.Http)
                {
                    if (_localPlayer.CanAccessUrl(mediaSource.Path, mediaSource.RequiredHttpHeaders.Count > 0))
                    {
                        return(PlayMethod.DirectPlay);
                    }
                }

                else if (mediaSource.Protocol == MediaProtocol.File)
                {
                    if (_localPlayer.CanAccessFile(mediaSource.Path))
                    {
                        return(PlayMethod.DirectPlay);
                    }
                }
            }

            if (isEligibleForDirectStream && mediaSource.SupportsDirectStream)
            {
                return(PlayMethod.DirectStream);
            }

            return(null);
        }
Пример #3
0
        private PlayMethod?GetVideoDirectPlayProfile(VideoOptions options,
                                                     DeviceProfile profile,
                                                     MediaSourceInfo mediaSource,
                                                     MediaStream videoStream,
                                                     MediaStream audioStream)
        {
            // See if it can be direct played
            DirectPlayProfile directPlay = null;

            foreach (DirectPlayProfile i in profile.DirectPlayProfiles)
            {
                if (i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream))
                {
                    directPlay = i;
                    break;
                }
            }

            if (directPlay == null)
            {
                return(null);
            }

            string container = mediaSource.Container;

            List <ProfileCondition> conditions = new List <ProfileCondition>();

            foreach (ContainerProfile i in profile.ContainerProfiles)
            {
                if (i.Type == DlnaProfileType.Video &&
                    ListHelper.ContainsIgnoreCase(i.GetContainers(), container))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            ConditionProcessor conditionProcessor = new ConditionProcessor();

            int?   width          = videoStream == null ? null : videoStream.Width;
            int?   height         = videoStream == null ? null : videoStream.Height;
            int?   bitDepth       = videoStream == null ? null : videoStream.BitDepth;
            int?   videoBitrate   = videoStream == null ? null : videoStream.BitRate;
            double?videoLevel     = videoStream == null ? null : videoStream.Level;
            string videoProfile   = videoStream == null ? null : videoStream.Profile;
            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;
            bool?  isAnamorphic   = videoStream == null ? null : videoStream.IsAnamorphic;
            bool?  isCabac        = videoStream == null ? null : videoStream.IsCabac;

            int?   audioBitrate  = audioStream == null ? null : audioStream.BitRate;
            int?   audioChannels = audioStream == null ? null : audioStream.Channels;
            string audioProfile  = audioStream == null ? null : audioStream.Profile;

            TransportStreamTimestamp?timestamp = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            int?packetLength = videoStream == null ? null : videoStream.PacketLength;
            int?refFrames    = videoStream == null ? null : videoStream.RefFrames;

            // Check container conditions
            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isCabac, refFrames))
                {
                    return(null);
                }
            }

            string videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                return(null);
            }

            conditions = new List <ProfileCondition>();
            foreach (CodecProfile i in profile.CodecProfiles)
            {
                if (i.Type == CodecType.Video && i.ContainsCodec(videoCodec))
                {
                    foreach (ProfileCondition c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, isCabac, refFrames))
                {
                    return(null);
                }
            }

            if (audioStream != null)
            {
                string audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    return(null);
                }

                conditions = new List <ProfileCondition>();
                foreach (CodecProfile i in profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec))
                    {
                        foreach (ProfileCondition c in i.Conditions)
                        {
                            conditions.Add(c);
                        }
                    }
                }

                foreach (ProfileCondition i in conditions)
                {
                    if (!conditionProcessor.IsVideoAudioConditionSatisfied(i, audioChannels, audioBitrate, audioProfile))
                    {
                        return(null);
                    }
                }
            }

            if (mediaSource.Protocol == MediaProtocol.Http)
            {
                if (_localPlayer.CanAccessUrl(mediaSource.Path, mediaSource.RequiredHttpHeaders.Count > 0))
                {
                    return(PlayMethod.DirectPlay);
                }
            }

            else if (mediaSource.Protocol == MediaProtocol.File)
            {
                if (_localPlayer.CanAccessFile(mediaSource.Path))
                {
                    return(PlayMethod.DirectPlay);
                }
            }

            if (!mediaSource.SupportsDirectStream)
            {
                return(null);
            }

            return(PlayMethod.DirectStream);
        }
Пример #4
0
        private DirectPlayProfile GetVideoDirectPlayProfile(DeviceProfile profile,
            MediaSourceInfo mediaSource,
            MediaStream videoStream,
            MediaStream audioStream)
        {
            // See if it can be direct played
            DirectPlayProfile directPlay = null;
            foreach (DirectPlayProfile i in profile.DirectPlayProfiles)
            {
                if (i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream))
                {
                    directPlay = i;
                    break;
                }
            }

            if (directPlay == null)
            {
                return null;
            }

            string container = mediaSource.Container;

            List<ProfileCondition> conditions = new List<ProfileCondition>();
            foreach (ContainerProfile i in profile.ContainerProfiles)
            {
                if (i.Type == DlnaProfileType.Video &&
                    ListHelper.ContainsIgnoreCase(i.GetContainers(), container))
                {
                    foreach (var c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            ConditionProcessor conditionProcessor = new ConditionProcessor();

            int? width = videoStream == null ? null : videoStream.Width;
            int? height = videoStream == null ? null : videoStream.Height;
            int? bitDepth = videoStream == null ? null : videoStream.BitDepth;
            int? videoBitrate = videoStream == null ? null : videoStream.BitRate;
            double? videoLevel = videoStream == null ? null : videoStream.Level;
            string videoProfile = videoStream == null ? null : videoStream.Profile;
            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;
            bool? isAnamorphic = videoStream == null ? null : videoStream.IsAnamorphic;

            int? audioBitrate = audioStream == null ? null : audioStream.BitRate;
            int? audioChannels = audioStream == null ? null : audioStream.Channels;
            string audioProfile = audioStream == null ? null : audioStream.Profile;

            TransportStreamTimestamp? timestamp = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            int? packetLength = videoStream == null ? null : videoStream.PacketLength;

            // Check container conditions
            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic))
                {
                    return null;
                }
            }

            string videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                return null;
            }

            conditions = new List<ProfileCondition>();
            foreach (CodecProfile i in profile.CodecProfiles)
            {
                if (i.Type == CodecType.Video && i.ContainsCodec(videoCodec))
                {
                    foreach (var c in i.Conditions)
                    {
                        conditions.Add(c);
                    }
                }
            }

            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic))
                {
                    return null;
                }
            }

            if (audioStream != null)
            {
                string audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    return null;
                }

                conditions = new List<ProfileCondition>();
                foreach (CodecProfile i in profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec))
                    {
                        foreach (var c in i.Conditions)
                        {
                            conditions.Add(c);
                        }
                    }
                }

                foreach (ProfileCondition i in conditions)
                {
                    if (!conditionProcessor.IsVideoAudioConditionSatisfied(i, audioChannels, audioBitrate, audioProfile))
                    {
                        return null;
                    }
                }
            }

            return directPlay;
        }
Пример #5
0
        private DirectPlayProfile GetVideoDirectPlayProfile(DeviceProfile profile,
                                                            MediaSourceInfo mediaSource,
                                                            MediaStream videoStream,
                                                            MediaStream audioStream)
        {
            // See if it can be direct played
            DirectPlayProfile directPlay = null;

            foreach (DirectPlayProfile i in profile.DirectPlayProfiles)
            {
                if (i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream))
                {
                    directPlay = i;
                    break;
                }
            }

            if (directPlay == null)
            {
                return(null);
            }

            string container = mediaSource.Container;

            List <ProfileCondition> conditions = new List <ProfileCondition>();

            foreach (ContainerProfile i in profile.ContainerProfiles)
            {
                if (i.Type == DlnaProfileType.Video &&
                    ListHelper.ContainsIgnoreCase(i.GetContainers(), container))
                {
                    conditions.AddRange(i.Conditions);
                }
            }

            ConditionProcessor conditionProcessor = new ConditionProcessor();

            int?   width          = videoStream == null ? null : videoStream.Width;
            int?   height         = videoStream == null ? null : videoStream.Height;
            int?   bitDepth       = videoStream == null ? null : videoStream.BitDepth;
            int?   videoBitrate   = videoStream == null ? null : videoStream.BitRate;
            double?videoLevel     = videoStream == null ? null : videoStream.Level;
            string videoProfile   = videoStream == null ? null : videoStream.Profile;
            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;

            int?   audioBitrate  = audioStream == null ? null : audioStream.BitRate;
            int?   audioChannels = audioStream == null ? null : audioStream.Channels;
            string audioProfile  = audioStream == null ? null : audioStream.Profile;

            TransportStreamTimestamp?timestamp = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            int?packetLength = videoStream == null ? null : videoStream.PacketLength;

            // Check container conditions
            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp))
                {
                    return(null);
                }
            }

            string videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                return(null);
            }

            conditions = new List <ProfileCondition>();
            foreach (CodecProfile i in profile.CodecProfiles)
            {
                if (i.Type == CodecType.Video && i.ContainsCodec(videoCodec))
                {
                    conditions.AddRange(i.Conditions);
                }
            }

            foreach (ProfileCondition i in conditions)
            {
                if (!conditionProcessor.IsVideoConditionSatisfied(i, audioBitrate, audioChannels, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp))
                {
                    return(null);
                }
            }

            if (audioStream != null)
            {
                string audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    return(null);
                }

                conditions = new List <ProfileCondition>();
                foreach (CodecProfile i in profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec))
                    {
                        conditions.AddRange(i.Conditions);
                    }
                }

                foreach (ProfileCondition i in conditions)
                {
                    if (!conditionProcessor.IsVideoAudioConditionSatisfied(i, audioChannels, audioBitrate, audioProfile))
                    {
                        return(null);
                    }
                }
            }

            return(directPlay);
        }
Пример #6
0
        private StreamInfo BuildVideoItem(MediaSourceInfo item, VideoOptions options)
        {
            StreamInfo playlistItem = new StreamInfo
            {
                ItemId = options.ItemId,
                MediaType = DlnaProfileType.Video,
                MediaSource = item,
                RunTimeTicks = item.RunTimeTicks,
                Context = options.Context,
                DeviceProfile = options.Profile
            };

            playlistItem.SubtitleStreamIndex = options.SubtitleStreamIndex ?? GetDefaultSubtitleStreamIndex(item, options.Profile.SubtitleProfiles);
            MediaStream subtitleStream = playlistItem.SubtitleStreamIndex.HasValue ? item.GetMediaStream(MediaStreamType.Subtitle, playlistItem.SubtitleStreamIndex.Value) : null;

            MediaStream audioStream = item.GetDefaultAudioStream(options.AudioStreamIndex ?? item.DefaultAudioStreamIndex);
            int? audioStreamIndex = null;
            if (audioStream != null)
            {
                audioStreamIndex = audioStream.Index;
            }

            MediaStream videoStream = item.VideoStream;

            // TODO: This doesn't accout for situation of device being able to handle media bitrate, but wifi connection not fast enough
            bool isEligibleForDirectPlay = options.EnableDirectPlay && (options.ForceDirectPlay || IsEligibleForDirectPlay(item, GetBitrateForDirectPlayCheck(item, options, true), subtitleStream, options, PlayMethod.DirectPlay));
            bool isEligibleForDirectStream = options.EnableDirectStream && (options.ForceDirectStream || IsEligibleForDirectPlay(item, options.GetMaxBitrate(false), subtitleStream, options, PlayMethod.DirectStream));

            _logger.Info("Profile: {0}, Path: {1}, isEligibleForDirectPlay: {2}, isEligibleForDirectStream: {3}",
                options.Profile.Name ?? "Unknown Profile",
                item.Path ?? "Unknown path",
                isEligibleForDirectPlay,
                isEligibleForDirectStream);

            if (isEligibleForDirectPlay || isEligibleForDirectStream)
            {
                // See if it can be direct played
                PlayMethod? directPlay = GetVideoDirectPlayProfile(options, item, videoStream, audioStream, isEligibleForDirectPlay, isEligibleForDirectStream);

                if (directPlay != null)
                {
                    playlistItem.PlayMethod = directPlay.Value;
                    playlistItem.Container = item.Container;

                    if (subtitleStream != null)
                    {
                        SubtitleProfile subtitleProfile = GetSubtitleProfile(subtitleStream, options.Profile.SubtitleProfiles, directPlay.Value);

                        playlistItem.SubtitleDeliveryMethod = subtitleProfile.Method;
                        playlistItem.SubtitleFormat = subtitleProfile.Format;
                    }

                    return playlistItem;
                }
            }

            // Can't direct play, find the transcoding profile
            TranscodingProfile transcodingProfile = null;
            foreach (TranscodingProfile i in options.Profile.TranscodingProfiles)
            {
                if (i.Type == playlistItem.MediaType && i.Context == options.Context)
                {
                    transcodingProfile = i;
                    break;
                }
            }

            if (transcodingProfile != null)
            {
                if (!item.SupportsTranscoding)
                {
                    return null;
                }

                if (subtitleStream != null)
                {
                    SubtitleProfile subtitleProfile = GetSubtitleProfile(subtitleStream, options.Profile.SubtitleProfiles, PlayMethod.Transcode);

                    playlistItem.SubtitleDeliveryMethod = subtitleProfile.Method;
                    playlistItem.SubtitleFormat = subtitleProfile.Format;
                }

                playlistItem.PlayMethod = PlayMethod.Transcode;
                playlistItem.Container = transcodingProfile.Container;
                playlistItem.EstimateContentLength = transcodingProfile.EstimateContentLength;
                playlistItem.TranscodeSeekInfo = transcodingProfile.TranscodeSeekInfo;

                playlistItem.AudioCodecs = transcodingProfile.AudioCodec.Split(',');

                playlistItem.VideoCodec = transcodingProfile.VideoCodec;
                playlistItem.CopyTimestamps = transcodingProfile.CopyTimestamps;
                playlistItem.EnableSubtitlesInManifest = transcodingProfile.EnableSubtitlesInManifest;

                if (!string.IsNullOrEmpty(transcodingProfile.MaxAudioChannels))
                {
                    int transcodingMaxAudioChannels;
                    if (IntHelper.TryParseCultureInvariant(transcodingProfile.MaxAudioChannels, out transcodingMaxAudioChannels))
                    {
                        playlistItem.TranscodingMaxAudioChannels = transcodingMaxAudioChannels;
                    }
                }
                playlistItem.SubProtocol = transcodingProfile.Protocol;
                playlistItem.AudioStreamIndex = audioStreamIndex;
                ConditionProcessor conditionProcessor = new ConditionProcessor();

                List<ProfileCondition> videoTranscodingConditions = new List<ProfileCondition>();
                foreach (CodecProfile i in options.Profile.CodecProfiles)
                {
                    if (i.Type == CodecType.Video && i.ContainsCodec(transcodingProfile.VideoCodec, transcodingProfile.Container))
                    {
                        bool applyConditions = true;
                        foreach (ProfileCondition applyCondition in i.ApplyConditions)
                        {
                            bool? isSecondaryAudio = audioStream == null ? null : item.IsSecondaryAudio(audioStream);
                            int? inputAudioBitrate = audioStream == null ? null : audioStream.BitRate;
                            int? audioChannels = audioStream == null ? null : audioStream.Channels;
                            string audioProfile = audioStream == null ? null : audioStream.Profile;

                            if (!conditionProcessor.IsVideoAudioConditionSatisfied(applyCondition, audioChannels, inputAudioBitrate, audioProfile, isSecondaryAudio))
                            {
                                LogConditionFailure(options.Profile, "AudioCodecProfile", applyCondition, item);
                                applyConditions = false;
                                break;
                            }
                        }

                        if (applyConditions)
                        {
                            foreach (ProfileCondition c in i.Conditions)
                            {
                                videoTranscodingConditions.Add(c);
                            }
                            break;
                        }
                    }
                }
                ApplyTranscodingConditions(playlistItem, videoTranscodingConditions);

                List<ProfileCondition> audioTranscodingConditions = new List<ProfileCondition>();
                foreach (CodecProfile i in options.Profile.CodecProfiles)
                {
                    if (i.Type == CodecType.VideoAudio && i.ContainsCodec(playlistItem.TargetAudioCodec, transcodingProfile.Container))
                    {
                        bool applyConditions = true;
                        foreach (ProfileCondition applyCondition in i.ApplyConditions)
                        {
                            int? width = videoStream == null ? null : videoStream.Width;
                            int? height = videoStream == null ? null : videoStream.Height;
                            int? bitDepth = videoStream == null ? null : videoStream.BitDepth;
                            int? videoBitrate = videoStream == null ? null : videoStream.BitRate;
                            double? videoLevel = videoStream == null ? null : videoStream.Level;
                            string videoProfile = videoStream == null ? null : videoStream.Profile;
                            float? videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;
                            bool? isAnamorphic = videoStream == null ? null : videoStream.IsAnamorphic;
                            string videoCodecTag = videoStream == null ? null : videoStream.CodecTag;

                            TransportStreamTimestamp? timestamp = videoStream == null ? TransportStreamTimestamp.None : item.Timestamp;
                            int? packetLength = videoStream == null ? null : videoStream.PacketLength;
                            int? refFrames = videoStream == null ? null : videoStream.RefFrames;

                            int? numAudioStreams = item.GetStreamCount(MediaStreamType.Audio);
                            int? numVideoStreams = item.GetStreamCount(MediaStreamType.Video);

                            if (!conditionProcessor.IsVideoConditionSatisfied(applyCondition, width, height, bitDepth, videoBitrate, videoProfile, videoLevel, videoFramerate, packetLength, timestamp, isAnamorphic, refFrames, numVideoStreams, numAudioStreams, videoCodecTag))
                            {
                                LogConditionFailure(options.Profile, "VideoCodecProfile", applyCondition, item);
                                applyConditions = false;
                                break;
                            }
                        }

                        if (applyConditions)
                        {
                            foreach (ProfileCondition c in i.Conditions)
                            {
                                audioTranscodingConditions.Add(c);
                            }
                            break;
                        }
                    }
                }
                ApplyTranscodingConditions(playlistItem, audioTranscodingConditions);

                // Honor requested max channels
                if (options.MaxAudioChannels.HasValue)
                {
                    int currentValue = playlistItem.MaxAudioChannels ?? options.MaxAudioChannels.Value;

                    playlistItem.MaxAudioChannels = Math.Min(options.MaxAudioChannels.Value, currentValue);
                }

                int audioBitrate = GetAudioBitrate(playlistItem.SubProtocol, options.GetMaxBitrate(false), playlistItem.TargetAudioChannels, playlistItem.TargetAudioCodec, audioStream);
                playlistItem.AudioBitrate = Math.Min(playlistItem.AudioBitrate ?? audioBitrate, audioBitrate);

                int? maxBitrateSetting = options.GetMaxBitrate(false);
                // Honor max rate
                if (maxBitrateSetting.HasValue)
                {
                    int videoBitrate = maxBitrateSetting.Value;

                    if (playlistItem.AudioBitrate.HasValue)
                    {
                        videoBitrate -= playlistItem.AudioBitrate.Value;
                    }

                    // Make sure the video bitrate is lower than bitrate settings but at least 64k
                    int currentValue = playlistItem.VideoBitrate ?? videoBitrate;
                    playlistItem.VideoBitrate = Math.Max(Math.Min(videoBitrate, currentValue), 64000);
                }
            }

            return playlistItem;
        }
Пример #7
0
        private DirectPlayProfile GetVideoDirectPlayProfile(DeviceProfile profile,
                                                            MediaSourceInfo mediaSource,
                                                            MediaStream videoStream,
                                                            MediaStream audioStream)
        {
            // See if it can be direct played
            var directPlay = profile.DirectPlayProfiles
                             .FirstOrDefault(i => i.Type == DlnaProfileType.Video && IsVideoDirectPlaySupported(i, mediaSource, videoStream, audioStream));

            if (directPlay == null)
            {
                return(null);
            }

            var container = mediaSource.Container;

            var conditions = profile.ContainerProfiles
                             .Where(i => i.Type == DlnaProfileType.Video && i.GetContainers().Contains(container, StringComparer.OrdinalIgnoreCase))
                             .SelectMany(i => i.Conditions);

            var conditionProcessor = new ConditionProcessor();

            var width          = videoStream == null ? null : videoStream.Width;
            var height         = videoStream == null ? null : videoStream.Height;
            var bitDepth       = videoStream == null ? null : videoStream.BitDepth;
            var videoBitrate   = videoStream == null ? null : videoStream.BitRate;
            var videoLevel     = videoStream == null ? null : videoStream.Level;
            var videoProfile   = videoStream == null ? null : videoStream.Profile;
            var videoFramerate = videoStream == null ? null : videoStream.AverageFrameRate ?? videoStream.AverageFrameRate;

            var audioBitrate  = audioStream == null ? null : audioStream.BitRate;
            var audioChannels = audioStream == null ? null : audioStream.Channels;

            var timestamp    = videoStream == null ? TransportStreamTimestamp.None : mediaSource.Timestamp;
            var packetLength = videoStream == null ? null : videoStream.PacketLength;

            // Check container conditions
            if (!conditions.All(i => conditionProcessor.IsVideoConditionSatisfied(i,
                                                                                  audioBitrate,
                                                                                  audioChannels,
                                                                                  width,
                                                                                  height,
                                                                                  bitDepth,
                                                                                  videoBitrate,
                                                                                  videoProfile,
                                                                                  videoLevel,
                                                                                  videoFramerate,
                                                                                  packetLength,
                                                                                  timestamp)))
            {
                return(null);
            }

            var videoCodec = videoStream == null ? null : videoStream.Codec;

            if (string.IsNullOrEmpty(videoCodec))
            {
                return(null);
            }

            conditions = profile.CodecProfiles
                         .Where(i => i.Type == CodecType.Video && i.ContainsCodec(videoCodec))
                         .SelectMany(i => i.Conditions);

            if (!conditions.All(i => conditionProcessor.IsVideoConditionSatisfied(i,
                                                                                  audioBitrate,
                                                                                  audioChannels,
                                                                                  width,
                                                                                  height,
                                                                                  bitDepth,
                                                                                  videoBitrate,
                                                                                  videoProfile,
                                                                                  videoLevel,
                                                                                  videoFramerate,
                                                                                  packetLength,
                                                                                  timestamp)))
            {
                return(null);
            }

            if (audioStream != null)
            {
                var audioCodec = audioStream.Codec;

                if (string.IsNullOrEmpty(audioCodec))
                {
                    return(null);
                }

                conditions = profile.CodecProfiles
                             .Where(i => i.Type == CodecType.VideoAudio && i.ContainsCodec(audioCodec))
                             .SelectMany(i => i.Conditions);

                if (!conditions.All(i => conditionProcessor.IsVideoAudioConditionSatisfied(i,
                                                                                           audioChannels,
                                                                                           audioBitrate)))
                {
                    return(null);
                }
            }

            return(directPlay);
        }