On Sat, 2005-10-15 at 19:42 -0700, Jack Perveiler wrote:
> I have a few ATSC channels (on my PCHDTV-3000) that act erratically when I
> change to them in LiveTV in r7413. Various frames from the feed look just
> fine
> When then backend changes to these channels on its own for scheduled
> recordings
> it does just fine (that is, the recordings it makes play back fine).
> Additionally, if I change to the funky channel (which causes it to do the
> choppiness), then exit LiveTV and return (it starts up at the last channel I
> was tuned to, the choppy one) it also plays back fine.
> Any ideas/suggestions? Is this ticket-worthy, or am I just doing something
> wrong?
I think this is because RingBuffer::CalcReadAheadThresh(int) is only
called when you start playing a stream, not when the stream changes.
Try the attached patch...
It may fix this problem for you...
Index: libs/libmythtv/avformatdecoder.cpp
===================================================================
--- libs/libmythtv/avformatdecoder.cpp (revision 7486)
+++ libs/libmythtv/avformatdecoder.cpp (working copy)
@@ -608,8 +608,6 @@
autoSelectAudioTrack();
autoSelectSubtitleTrack();
- ringBuffer->CalcReadAheadThresh(bitrate);
-
if (!recordingHasPositionMap)
{
if ((m_playbackinfo) || livetv || watchingrecording)
@@ -981,6 +979,8 @@
if (GetNVP()->IsErrored())
scanerror = -1;
+ ringBuffer->CalcReadAheadThresh(bitrate);
+
return scanerror;
}
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