diff options
Diffstat (limited to 'MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs')
| -rw-r--r-- | MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs index fdae59f56..fd686d441 100644 --- a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs +++ b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs @@ -895,21 +895,27 @@ namespace MediaBrowser.Api.Playback.Hls // See if we can save come cpu cycles by avoiding encoding if (string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase)) { - if (state.VideoStream != null && EncodingHelper.IsH264(state.VideoStream) && !string.Equals(state.VideoStream.NalLengthSize, "0", StringComparison.OrdinalIgnoreCase)) + if (state.VideoStream != null && !string.Equals(state.VideoStream.NalLengthSize, "0", StringComparison.OrdinalIgnoreCase)) { - args += " -bsf:v h264_mp4toannexb"; + string bitStreamArgs = EncodingHelper.GetBitStreamArgs(state.VideoStream); + if (!string.IsNullOrEmpty(bitStreamArgs)) + { + args += " " + bitStreamArgs; + } } //args += " -flags -global_header"; } else { - var keyFrameArg = string.Format(" -force_key_frames \"expr:gte(t,n_forced*{0})\"", + var keyFrameArg = string.Format( + " -force_key_frames:0 \"expr:gte(t,{0}+n_forced*{1})\"", + GetStartNumber(state) * state.SegmentLength, state.SegmentLength.ToString(CultureInfo.InvariantCulture)); var hasGraphicalSubs = state.SubtitleStream != null && !state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode; - args += " " + EncodingHelper.GetVideoQualityParam(state, codec, encodingOptions, GetDefaultH264Preset()) + keyFrameArg; + args += " " + EncodingHelper.GetVideoQualityParam(state, codec, encodingOptions, GetDefaultEncoderPreset()) + keyFrameArg; //args += " -mixed-refs 0 -refs 3 -x264opts b_pyramid=0:weightb=0:weightp=0"; @@ -961,10 +967,10 @@ namespace MediaBrowser.Api.Playback.Hls var timeDeltaParam = string.Empty; - if (isEncoding && startNumber > 0) + if (isEncoding && state.TargetFramerate > 0) { - var startTime = state.SegmentLength * startNumber; - timeDeltaParam = string.Format("-segment_time_delta -{0}", startTime); + float startTime = 1 / (state.TargetFramerate.Value * 2); + timeDeltaParam = string.Format("-segment_time_delta {0}", Math.Round(startTime, 3)); } var segmentFormat = GetSegmentFileExtension(state.Request).TrimStart('.'); @@ -973,11 +979,8 @@ namespace MediaBrowser.Api.Playback.Hls segmentFormat = "mpegts"; } - var breakOnNonKeyFrames = state.EnableBreakOnNonKeyFrames(videoCodec); - - var breakOnNonKeyFramesArg = breakOnNonKeyFrames ? " -break_non_keyframes 1" : ""; - - return string.Format("{0} {1} -map_metadata -1 -map_chapters -1 -threads {2} {3} {4} {5} -f segment -max_delay 5000000 -avoid_negative_ts disabled -start_at_zero -segment_time {6} {10} -individual_header_trailer 0{12} -segment_format {11} -segment_list_type m3u8 -segment_start_number {7} -segment_list \"{8}\" -y \"{9}\"", + return string.Format( + "{0} {1} -map_metadata -1 -map_chapters -1 -threads {2} {3} {4} {5} -f segment -max_delay 5000000 -avoid_negative_ts disabled -start_at_zero -segment_time {6} {10} -individual_header_trailer 0 -segment_format {11} -segment_list_type m3u8 -segment_start_number {7} -segment_list \"{8}\" -y \"{9}\"", inputModifier, EncodingHelper.GetInputArgument(state, encodingOptions), threads, @@ -989,8 +992,7 @@ namespace MediaBrowser.Api.Playback.Hls outputPath, outputTsArg, timeDeltaParam, - segmentFormat, - breakOnNonKeyFramesArg + segmentFormat ).Trim(); } } |