[vlc-devel] Re: VLC fials on MPeg2TS with AC3 Mpeg2Video

[Derk-Jan Hartman]

The problem is that your file is broken... ("it plays in WMP" is not 
the definition of a proper file).
Try 0.8.0-test1. It should handle broken TS files better than 0.7.2

DJ


On 10 sep 2004, at 09:08, Rajan Rakesh-A20642 wrote:

> Hi,
> VLC Media Player 0.7.2 on windows fails when I try to play a TS file 
> containing ac3 audio and
> Mpeg2 Video.
>
> The original TS file had
> 1. PCR packets
> 2. AC3 and Mpeg2 Video TS packets but n PAT and PMT packets.
>
> So I modified the TS file by adding 3 PATs and PMT packets to the 
> beginning.
>
> PLayed using WMP
> ----------------
> The modified file could be played using WindowsMediaPlayer using 
> elecard evaluation
> (Mpeg2 Dmx and video decoder) filters and surceforge.net ac3 filter.
>
> Experiments with VLC
> --------------------
> The modified file do not play using VLC. So extracted the ES files 
> separately and tried.
>
> 1. The Mpeg2 Video ES file could be played using VLC.
> 2. The ac3 Audio ES file did not play on VLC (but played by WMP). I 
> fixed this problem by removing all the
> bytes till the first sync word (0x0B77). VLC could play the modified 
> ac3 file.
>
> What Could be the problem?
> --------------------------
> 1. If the first ac3 TS packet contains a partial frame then VLC is not 
> able to skip that data?
> 2. I wonder why VLC is not displaying video frames from the TS file?
>
> Following is the message I get when I try to play the modified TS file 
> using VLC.
>
> main debug: adding playlist item 
> `D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp' ( 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp )
> main debug: creating new input thread
> main: playlist item `D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp'
> main debug: waiting for thread completion
> main warning: drive letter D: found in source string
> main debug: access `', demux `', name 
> `D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp'
> main debug: looking for access module
> main debug: probing 7 candidates
> main debug: thread 3532 (input) created at priority 1 
> (src/input/input.c:326)
> dvdplay debug: plugin discarded (not a valid source)
> dvdread warning: dvdread module discarded (not a valid source)
> vcd debug: trying .cue file: 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.cue
> vcd warning: could not open 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp
> cdda debug: trying .cue file: 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.cue
> cdda warning: could not open 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp
> access_file debug: opening file 
> `D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp'
> main debug: using access module "access_file"
> main debug: looking for demux module
> main debug: probing 7 candidates
> dshow warning: dshow plugin discarded (not a valid stream)
> dshow warning: dshow plugin discarded (not a valid stream)
> main debug: looking for mpeg-system module
> main debug: probing 1 candidate
> main debug: using mpeg-system module "mpeg_system"
> main debug: using demux module "ts_dvbpsi"
> main debug: looking for a subtitle file in 
> D:\raks\raksdmx\dmx\IRDCont-18-08-2004\
> main: EOF reached
> main debug: 1020 loops
> main debug: dumping stream ID 0x0 [OK:0/D:203932]
> main debug: seekable stream, position: 38339688/38339688 
> (-:--:--/-:--:--)
> main debug: unlocking module "mpeg_system"
> main debug: unlocking module "ts_dvbpsi"
> access_file: closing 
> `/://D:\raks\raksdmx\dmx\IRDCont-18-08-2004\new2.trp'
> main debug: unlocking module "access_file"
> main debug: pes: 0 packets
> main debug: data: 1 packets
> main debug: buffers: 2 packets
> main debug: freeing info structures...
> main debug: thread 3532 joined (src/input/input.c:373)
>
>
> Awaiting valuable comments and advices to solve this from the VLC 
> gurus out there.
>
> Thanks & Regs,
> Rakesh
>
> -----Original Message-----
> From: vlc-devel-bounce at videolan.org
> [mailto:vlc-devel-bounce at videolan.org]On Behalf Of Benjamin PRACHT
> Sent: Thursday, September 02, 2004 8:26 PM
> To: vlc-devel at videolan.org
> Subject: [vlc-devel] Re: VLC MPeg2TS AC3 Mpeg2Video
>
>
> On Thu, Sep 02, 2004, Rajan Rakesh-A20642 wrote :
>> Hi,
>> I am a naive user of VLC.
>> Opened an Mpeg2TS file with ac3 and mpeg2 video using vlc client
>> application. Its not able play it back.
>>
>> Any leads into this problem will be appreciated.
>
> Well, any lead to help you solve you issue would be appreciated too...
> Could you send us send us some debug information (centent of the 
> message
> window in the view menu)
>
> -- 
> BigBen
>
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>
---
Universiteit Twente
Derk-Jan Hartman (d.hartman at student.utwente dot nl)
http://home.student.utwente.nl/d.hartman

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