fix really high audio encoding bitrate

This commit is contained in:
Luke Pulverenti 2016-09-30 23:33:26 -04:00
parent 6f08e2152f
commit 9b937ebb9c
2 changed files with 18 additions and 22 deletions

View File

@ -1440,7 +1440,8 @@ namespace MediaBrowser.Api.Playback
// Make sure we don't request a bitrate higher than the source
var currentBitrate = audioStream == null ? request.AudioBitRate.Value : audioStream.BitRate ?? request.AudioBitRate.Value;
return request.AudioBitRate.Value;
// Don't encode any higher than this
return Math.Min(384000, request.AudioBitRate.Value);
//return Math.Min(currentBitrate, request.AudioBitRate.Value);
}

View File

@ -602,33 +602,20 @@ namespace MediaBrowser.Model.Dlna
private int GetAudioBitrate(string subProtocol, int? maxTotalBitrate, int? targetAudioChannels, string targetAudioCodec, MediaStream audioStream)
{
var defaultBitrate = audioStream == null ? 192000 : audioStream.BitRate ?? 192000;
int defaultBitrate = audioStream == null ? 192000 : audioStream.BitRate ?? 192000;
// Reduce the bitrate if we're downmixing
if (targetAudioChannels.HasValue && audioStream != null && audioStream.Channels.HasValue && targetAudioChannels.Value < audioStream.Channels.Value)
{
defaultBitrate = StringHelper.EqualsIgnoreCase(targetAudioCodec, "ac3") ? 192000 : 128000;
}
if (targetAudioChannels.HasValue)
if (StringHelper.EqualsIgnoreCase(subProtocol, "hls"))
{
if (targetAudioChannels.Value >= 5 && (maxTotalBitrate ?? 0) >= 1200000)
{
if (StringHelper.EqualsIgnoreCase(targetAudioCodec, "ac3"))
{
if (string.Equals(subProtocol, "hls", StringComparison.OrdinalIgnoreCase))
{
defaultBitrate = Math.Max(384000, defaultBitrate);
}
else
{
defaultBitrate = Math.Max(448000, defaultBitrate);
}
}
else
{
defaultBitrate = Math.Max(320000, defaultBitrate);
}
}
defaultBitrate = Math.Min(384000, defaultBitrate);
}
else
{
defaultBitrate = Math.Min(448000, defaultBitrate);
}
int encoderAudioBitrateLimit = int.MaxValue;
@ -647,6 +634,14 @@ namespace MediaBrowser.Model.Dlna
}
}
if (maxTotalBitrate.HasValue)
{
if (maxTotalBitrate.Value < 640000)
{
defaultBitrate = Math.Min(128000, defaultBitrate);
}
}
return Math.Min(defaultBitrate, encoderAudioBitrateLimit);
}
@ -1223,4 +1218,4 @@ namespace MediaBrowser.Model.Dlna
return true;
}
}
}
}