Steven M. Schultz wrote: > On Wed, 22 Nov 2006, [UTF-8] Bernhard Frühmesser wrote: > >> I have a mpeg2 (m2v) video file and a ac3 aufiofile which i would like >> to multiplex but when i try i get this: > >> INFO: [mplex] mplex version 1.9.0 (2.2.7 $Date: 2006/02/01 22:23:01 $) >> INFO: [mplex] File Test.m2v looks like an MPEG Video stream. >> **ERROR: [mplex] File Test.ac3 unrecogniseable! >> **ERROR: [mplex] Unrecogniseable file(s)... exiting. > > How was the ac3 file produced? Which program created it?
The ac3 file was created using ffmpeg. >> When i play the ac3 audiofile with mplayer it plays normally with this >> output: > > the player might be skipping over an invalid or incorrect header. > I had similar problems at one time with AC3 files created with ffmpeg. > ffmpeg/Mplayer/liba52 would play them but programs such as DVD Studio > Pro would reject them OR the files would not play correctly in > the DVD player. Hmm, so i would get the same problem with mencoder then :-( >> Any ideas why mplex can´t recognize the ac3 audio file? > > Invalid or incomplete header is my guess. > > When you run mplex do you see lines like this: > > INFO: [mplex] Scanning for header info: AC3 Audio stream 00 (world.ac3) > INFO: [mplex] AC3 frame size = 768 > INFO: [mplex] AC3 AUDIO STREAM: > INFO: [mplex] Bit rate : 24576 bytes/sec (192 kbit/sec) > INFO: [mplex] Frequency : 48000 Hz > INFO: [mplex] SYSTEMS/PROGRAM stream: > > I would expect to see at least the first line saying that mplex is > 'Scanning for header info'. If you don't see that then mplex isn't > even trying to interpret the file as AC3 - and I don't have any ideas > why that would happen. Thanks, I´ll then work with mp2 which works so far. BF. > Cheers, > Steven Schultz ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Mjpeg-users mailing list Mjpeg-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/mjpeg-users
