[vlc] Re: last part of clips cut off when streaming?

Paul Rae PRae at aminocom.com
Thu Sep 22 21:14:47 CEST 2005


>> The Amino people say their STB handles discontinuities in the TS,
>> though they say that differing PIDs might confuse it.  I'm looking to
>> see if there is a way I can tell VLC to only stream certain PIDs.

I can confirm that, TS discontinuities should not be a problem. However if the PID's of the stream change after the decoder has starting decoding that will have problems.
 
As it stands currently once you have started to decode audio and video from a given PID that will be all it will use. The auto PID detection currentlt only works when you first join a stream.

	-----Original Message----- 
	From: vlc-bounce at videolan.org on behalf of jmzorko at mac.com 
	Sent: Thu 22/09/2005 18:00 
	To: vlc at videolan.org 
	Cc: 
	Subject: [vlc] Re: last part of clips cut off when streaming?
	
	


	Jean-Paul,
	
	>>> Then the fade outs are not properly appended to the mpeg sequence I
	>>> suspect.
	>>> Not so uncommon. A lot of mpeg editing software makes a real mess
	>>> out of the mpeg.
	>>
	>>
	>> ... possibly, but why then does VLC play back the video -- including
	>> the fade-out -- fine when played locally i.e. not from a stream? 
	>> These issues only appear when a VLC instance is playing a stream of a
	>> video clip with a fade at the end; if VLC plays the same video clip
	>> locally (not streamed from another VLC), then the fade-out plays
	>> fine.
	>
	>
	> VLC probably inserts a TS discontiuity bit just before the fade and
	> settopboxes usually don't bother to check the TS header fields
	> properly.
	
	The Amino people say their STB handles discontinuities in the TS,
	though they say that differing PIDs might confuse it.  I'm looking to
	see if there is a way I can tell VLC to only stream certain PIDs.
	
	Regards,
	
	John
	
	
	>
	> Grtz,
	> Jean-Paul Saman.
	>
	>>
	>> Regards,
	>>
	>> John
	>>
	>>
	>>
	>>>> On Sep 20, 2005, at 2:40 PM, jmzorko at mac.com wrote:
	>>>>
	>>>>
	>>>>>
	>>>>> Hello, all ...
	>>>>>
	>>>>> I'm sure this issue has been observed by others, so i'm hopeful
	>>>>> that there is a solution.  I'm googling and looking through the
	>>>>> archives now, but I want to parallelize by also asking in this
	>>>>> forum.
	>>>>>
	>>>>> We're seeing VLC behavior (Windows and Mac OSX) where a VLC
	>>>>> instance plays a local MPEG2 PS just fine, but when it streams it,
	>>>>> the receiving VLC instance (as well as an Amino set-top box) never
	>>>>> plays the end of the clip correctly.  These clips are encoded with
	>>>>> perhaps a 3-4 second fade to black, and this fade never plays on
	>>>>> the receiving unit -- the video just stops, and then the next one
	>>>>> starts.  It's as if the VLC instance doing the streaming stops
	>>>>> streaming when the EOF of the source MPEG2 PS is reached, even
	>>>>> though there is stuff in the sout buffers waiting to go out.  I
	>>>>> don't know if this is really the case ...
	>>>>>
	>>>>> Has anyone been able to solve this?
	>>>>>
	>>>>> Regards,
	>>>>>
	>>>>> John
	>>>>>
	>>>>> Falling You - exploring the beauty of voice and sound
	>>>>> http://www.fallingyou.com
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>>
	>>>>> --
	>>>>> This is the vlc mailing-list, see http://www.videolan.org/vlc/
	>>>>> To unsubscribe, please read
	>>>>> http://www.videolan.org/support/lists.html
	>>>>>
	>>>>>
	>>>>>
	>>>>
	>>>> Regards,
	>>>>
	>>>> John
	>>>>
	>>>> Falling You - exploring the beauty of voice and sound
	>>>> http://www.fallingyou.com
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>>
	>>>> --
	>>>> This is the vlc mailing-list, see http://www.videolan.org/vlc/
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	>>>>
	>>>
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	>>
	>> Regards,
	>>
	>> John
	>>
	>> Falling You - exploring the beauty of voice and sound
	>> http://www.fallingyou.com
	>>
	>>
	>>
	>>
	>>
	>>
	>>
	>>
	>>
	>>
	>
	> --
	> This is the vlc mailing-list, see http://www.videolan.org/vlc/
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	>
	>
	
	Regards,
	
	John
	
	Falling You - exploring the beauty of voice and sound
	http://www.fallingyou.com
	
	
	
	
	
	
	
	
	
	
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