added hls changes for live tv

This commit is contained in:
Luke Pulverenti 2014-03-03 23:58:19 -05:00
parent a72a297c88
commit d02c0ba3f4
4 changed files with 12 additions and 4 deletions

View File

@ -265,7 +265,7 @@ namespace MediaBrowser.Api.Playback
if (cpuCount >= 4)
{
return EncodingQuality.HighQuality;
//return EncodingQuality.HighQuality;
}
return EncodingQuality.HighSpeed;
@ -1418,6 +1418,9 @@ namespace MediaBrowser.Api.Playback
state.HasMediaStreams = mediaStreams.Count > 0;
state.SegmentLength = state.ReadInputAtNativeFramerate ? 3 : 10;
state.HlsListSize = state.ReadInputAtNativeFramerate ? 20 : 1440;
return state;
}

View File

@ -285,7 +285,7 @@ namespace MediaBrowser.Api.Playback.Hls
// If performSubtitleConversions is true we're actually starting ffmpeg
var startNumberParam = performSubtitleConversions ? GetStartNumber(state).ToString(UsCulture) : "0";
var args = string.Format("{0} {1} -i {2}{3} -map_metadata -1 -threads {4} {5} {6} -sc_threshold 0 {7} -hls_time {8} -start_number {9} -hls_list_size 1440 \"{10}\"",
var args = string.Format("{0} {1} -i {2}{3} -map_metadata -1 -threads {4} {5} {6} -sc_threshold 0 {7} -hls_time {8} -start_number {9} -hls_list_size {10} \"{11}\"",
itsOffset,
inputModifier,
GetInputArgument(state),
@ -296,6 +296,7 @@ namespace MediaBrowser.Api.Playback.Hls
GetAudioArguments(state),
state.SegmentLength.ToString(UsCulture),
startNumberParam,
state.HlsListSize.ToString(UsCulture),
outputPath
).Trim();
@ -307,11 +308,12 @@ namespace MediaBrowser.Api.Playback.Hls
var bitrate = hlsVideoRequest.BaselineStreamAudioBitRate ?? 64000;
var lowBitrateParams = string.Format(" -threads {0} -vn -codec:a:0 libmp3lame -ac 2 -ab {1} -hls_time {2} -start_number {3} -hls_list_size 1440 \"{4}\"",
var lowBitrateParams = string.Format(" -threads {0} -vn -codec:a:0 libmp3lame -ac 2 -ab {1} -hls_time {2} -start_number {3} -hls_list_size {4} \"{5}\"",
threads,
bitrate / 2,
state.SegmentLength.ToString(UsCulture),
startNumberParam,
state.HlsListSize.ToString(UsCulture),
lowBitratePath);
args += " " + lowBitrateParams;

View File

@ -163,7 +163,9 @@ namespace MediaBrowser.Api.Playback.Hls
return IsH264(state.VideoStream) ? "-codec:v:0 copy -bsf h264_mp4toannexb" : "-codec:v:0 copy";
}
const string keyFrameArg = " -force_key_frames expr:if(isnan(prev_forced_t),gte(t,.1),gte(t,prev_forced_t+5))";
var keyFrameArg = state.ReadInputAtNativeFramerate ?
" -force_key_frames expr:if(isnan(prev_forced_t),gte(t,.1),gte(t,prev_forced_t+1))" :
" -force_key_frames expr:if(isnan(prev_forced_t),gte(t,.1),gte(t,prev_forced_t+5))";
var hasGraphicalSubs = state.SubtitleStream != null && !state.SubtitleStream.IsExternal &&
(state.SubtitleStream.Codec.IndexOf("pgs", StringComparison.OrdinalIgnoreCase) != -1 ||

View File

@ -56,6 +56,7 @@ namespace MediaBrowser.Api.Playback
public string LiveTvStreamId { get; set; }
public int SegmentLength = 10;
public int HlsListSize;
public long? RunTimeTicks;