Questions tagged [mpeg]

The Moving Picture Experts Group (MPEG) was formed by the ISO (International Organization for Standardization) to set standards for compression and streaming audio and video.

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30 views

ffmpeg: preserve timestamps when capturing from alsa/madi to mpeg-ts

Is it possible to preserve the original timestamps when caputuring from an ALSA/MADI input (which contain timestamps) when encoding to mpeg-ts/aac? The MADI source is being delivered to us by 3rd ...
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No sound on certain mp4 videos (audio codec: MPEG-4 AAC) in Windows 10 that work in Android (with earphones only) & Linux

Update: in Android there is only sound on these videos when I have earphones plugged in. No sound will play on my phone's speakers. The audio works on a set of mp4 videos when I play them in Ubuntu ...
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665 views

“Non-monotonous DTS in output stream” error in FFmpeg, previous and current values are equal

I have a number of .ts segments (AES-128 encrypted), .m3u8 chunklist for them and a key to decrypt them. My goal is to remux these .ts files into one .mp4. I also obviously don't want to modify the ...
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2answers
108 views

ffmpeg: MPEG-TS file always starting at 1.4 seconds

I'm using ffmpeg to convert an MPEG file into an MPEG-TS file. However, when I do so, it always starts at 1.422456 seconds. I'm bothered by this, as I'm trying to create an M3U that uses #EXTM3U. No ...
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1answer
37 views

Bundling AAC-LD with MPEG2-TS

While using a proprietary SDK I had the following observations: 1) Could hear audio (AAC-LD) and see video (H.264) during the playback of MP4 video file. 2) Could not hear audio (AAC-LD) but could ...
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how to fetch the mpeg stream from local URL/ COM port using shell commands in unix based(raspberry) system?

I am looking for a suggestion through which I can try fetching some mpeg stream at very low frame rates from the local IP/COM port and transport it whole into other system with the help of an ...
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1answer
43 views

What are available software to cut multiple clips out of a single video? [closed]

I'm looking for a software application to cut videos into multiple clips, typically by giving it the start and end time of the clip. Sometimes I need to cut about twenty clips from a single video, it ...
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1answer
204 views

MPEG video not pausing at accurate timestamp

We are using xuggle API to create MP4 file with variable duration between images. Following is the sample code final com.xuggle.mediatool.IMediaWriter writer = com.xuggle.mediatool.ToolFactory....
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1answer
957 views

I need to make a .MP4 file with the XVID codec. and i simply can't find a way to do it

My client wants 2 files: .avi and .mp4 in 1080p with the XviD codec. The .avi was easy, I installed the XviD codec from the official website and exported the .avi using After Effects. The .mp4 on ...
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612 views

Generate mpeg-dash segments and mpd file using transport stream buffer

I am receiving mpeg-2 transport stream on a buffer and i need to serve the content using HTTP to a web view. I'm planning to implement it using the mpeg-dash specification and a simple HTTP server. ...
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1answer
14k views

What is the format of the mpeg-dash (.m4s generally) segment?

I'm new to the multimedia programming, I'm trying to produce live mpeg-dash content from a transport stream buffer by parsing the packets individually. I want to create .m4s segments but i'm confused ...
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1answer
5k views

FFmpeg passthrough of MPEG transport stream causes errors&glitches in stream

Unbescholtener Bürger back with another FFmpeg question. My goal is to have an instance of FFmpeg running that receives a mpeg transport stream via RTP, executes arbitrary operations on the received ...
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1answer
3k views

Why does ffmpeg fail with converting a .ts file to .mpeg?

I would like to losslessly convert a a .ts file to a more usable file format, e.g. .mpeg. Unfortunately, the converted file seems to lack audio. At least I don't hear anything when playing it in VLC (...
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3answers
5k views

Set PAT/PMT period using ffmpeg

According to the ffmpeg documentation using -pat_period sets the maximal time in seconds between PAT/PMT tables. I'd like to set the value to 100ms, however I'm not getting the desired value. The ...
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1answer
650 views

Does using preset=placebo or veryslow option also decrease decode time?

When using h.264 I use preset=placebo option. It increases encoding efficiency, but I don't know I feel like it is also increasing decoding time. Is it right or it doesn't affect decoding time at all?
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2answers
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How to l extract EPG data from MPEG TS files?

I have the ability to capture "MPEGTS" DVB/ATSC streams. I'd like to be able to take the TS files and extract "EPG" (programming guide) information from them, because FFmpeg (which does the capturing)...
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1answer
1k views

Cannot run video on Android devices after converting it with ffmpeg

I am converting video with ffmpeg, but after conversion it does not run on android devices it shows cannot play this video the code for conversion i am using is: exec('D:\wamp\bin\ffmpeg.exe -y -i D:/...
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How to remove 'Owner' and 'Computer' information tag on MPG , MP4, MPEG file?

When I right click on file and go to 'Details' tab, it shows my computer name and owner name. How do I remove (hide) this information of video file (mpg, avi, mpeg). tanks
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0answers
502 views

Does h.264 levels affect the quality of the output?

According to Wikipedia, the example for high resolution of level 4.0 is 2048x1024@30fps. But the resolution of the video ready to encode is 1280x960, which is about level 3.2. Is it better to set the ...
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2answers
16k views

How to split and join without transcoding AVC/MPEG-TS video files in Windows with ffmpeg?

I am looking also for a Linux solution (in a separate question) I have two recorded video files with the extension .ts. I need to remove some part of the first, split the second, and then merge the ...
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2answers
2k views

unable to find a suitable output format for 'ΓÇô'

I'm trying to encode videos for mpeg dash streaming, I used the following command (I bring it from this article: http://blog.streamroot.io/encode-multi-bitrate-videos-mpeg-dash-mse-based-media-players/...
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Update Microsoft DTV-DVD Video Decoder

When I see Technical Information for Windows media player. I can see information about Microsoft DTV-DVD Video Decoder (msmpeg2vdec.dll). In some machines I see version as 12.0.9200.16426 and some ...
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2answers
2k views

Remux/encode/convert MPG into MP4

I understand that it is impossible to edit metadata of MPG files (i.e. createdate), so I am looking for another way to "upgrade" my MPGs into a newer file format (preferred are formats that work both ...
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1answer
15k views

How to stream MPEG video using RTP using VLC command line

I'm attempting to convert the following vlc command line which is streaming an MPEG video over UDP ( no RTP ): cvlc -vvv /vlc/attract.mpg :norm=ntsc :v4l2-width=320 :v4l2-height=240 :v4l2-standard=...
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1answer
5k views

How to concat VOB files with ffmpeg using stream mapping?

I have 5 VOB files, I would like to concat them to a big mpegts file, and keeping only the video stream and the last (3rd) audio stream. Unfortunately the stream ordering is different in the VOBs: ...
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820 views

ffmpeg with a streaming input change channels order and indices on different execution

We're using ffmpeg to take a mpts stream by 3rd party and encode it to a webm file. Now Every time I've call the ffmpeg command I get different map of channels for it. For example: Input #0, mpegts, ...
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1answer
213 views

Concatenate h264 bytestream using cat?

I need to merge few h264 files. Can I do simply trick like this: cat file0.h264 file1.h264 file2.h264 > out.h264 All h264 has the same encoding settings, except resolution and bitrate, and has no ...
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1answer
302 views

Gstreamer unable to link API's , Linker error

I was trying to read the PAT table information , Color Balance interface etc using gstreamer in ubuntu . but the the definitions of the API's used by gstreamer to achieve these are not available ....
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2answers
730 views

Cannot concatenate videos ffmpeg

I have a bitmap that I would like to concatenate to the front of many videos as a sort of title screen or disclaimer screen. I try to turn it into a video with the same attributes as the rest of the ...
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1answer
475 views

How do you insert MPEG-2 movie into PowerPoint 2010 presentation?

I am trying to insert an MPEG-2 movie into my PowerPoint 2010 presentation. It plays fine in the Windows Media Player on this computer, and the equivalent AVI movie inserts no problem, but the MPEG-2 ...
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0answers
117 views

Is a sitara ARM powerful enough to decode and play mpeg4

I have the question: "Is a sitara ARM running embedded linux is powerful enough to decode and play mpeg4 format files (using vlc or other software)?" posed to me by the boss... but I am not really ...
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876 views

How to detect EOF marker for MPEG?

Im using WinHex to recover files from disk. Its mostly very good except for MPEG files.It seems to truncate almost every single one of them into files of various sizes, almost always less than 1MB. ...
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1answer
7k views

Why does a Raspberry Pi require a key to playback MPEG2 content?

I was reading here and the article said that linux distros often use free versions of MPEG2. On my Raspberry Pi, however, I had to purchase a license to achieve playback of some of my files. I never ...
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0answers
456 views

MPEG files damaged over time. How to fix?

I have a strange problem with a few MPEG files (.mp4 and .mpg). These files have been living on my hard disk for quite a long time. I also have recently copied them into a new disk, not having the ...
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0answers
799 views

Why does remuxing a VOB fix freezing issues?

I am currently transcoding video data from a Video DVD to x264 MP4 files, but the original MPEG-2 streams seem to have some strange problems. This video DVD is of a home-made digital TV recording (DVB-...
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0answers
3k views

Windows Media Player 12 doesn't recognize RTSP protocol

I am trying to stream a live feed through RTSP to Windows Media Player 12 and get the error: "Windows Media Player cannot play the file because the specified protocol is not supported. If you ...
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1answer
210 views

A DVD autostarts on my laptop and runs but not on my desktop

I have a DVD compatible drive on both my desktop and laptop. When I insert the DVD into my laptop, it recognizes it automatically and through clear.fi, plays the DVD. When I put the same DVD in my ...
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2answers
25k views

Windows DVD Maker on Windows 8?

Something I really miss in Windows 8 is the Windows DVD Maker. I tried to get it running on Windows 8 by copying the DVD Maker directory from Windows 7 over to Windows 8. When I run it, I get the ...
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1answer
863 views

I need to convert a bunch of *pngs to *.mpg in linux/CENTOS. How can I do this?

Title says it all, and I am not too familiar with LINUX, but I can get by if I get some help. I am looking for a way(s) where I can do the above, or in lieu of that, download a program that will do ...
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1answer
1k views

Can a MPEG-2 file have variable frame rate?

I have a video file that I am trying to read. I believe the video format is MPEG-2 and the tool I'm reading it with is MATLAB's VideoReader, which has trouble with the frame indexing: if I use ...
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1answer
4k views

How to extract mpeg-1 stream from pcap in wireshark

I have a pcap network dump that has an MPEG-1 stream inside and I would like to play the mpeg stream. So far I've tried playing through the RTP analyzer but that plays without any sound. I've also ...
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1answer
868 views

Is there any tool can adding metadata into mpegts file like mediafilesegmenter in MacOS platform?

As mentioned in the title... Currently, I want to adding some metadata information(like ID3 tag) into mpegts file which can make the client player play the mpegts file and read the injected ...
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2answers
12k views

How can I convert and repair MPEG-TS (DVB-S captures) for better playback?

I have a lot of MPEG-TS video files (H.264 video with AC3 or MP3 in a .TS container) captured from a DVB-S capture card. When I play these videos it's much slower to seek in the video (ie. skip 30 ...
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1answer
1k views

Reencoding MXF (OP-1a) XDCAM HD422 MPEG into something useful

I am a bit desperate at this point. I have a video file in the MXF container format. MediaInfo identifies it as MXF (OP-1a) XDCAM HD422 and says the Video Stream is plain MPEG. I want to edit the ...
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1k views

Convert JPEG image to MPEG-2 Video

I am working on a digital screen unit which has a 2-3 second delay with still images, but no delay for MPEG-2 video. I have used Photoshop CS5 to export the JPEG into MPEG-2 (MP4(ISMA)), but the ...
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3answers
2k views

How to display and capture webcam stream at the same time?

This command works perfectly for saving a webcam stream to a file: ffmpeg -f alsa -i default -itsoffset 00:00:00 -f video4linux2 -s 1280x720 -r 25 -i /dev/video0 out.avi How would I simultaneously ...
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1answer
334 views

looping .mpeg dump

Need to dump an MPEG2 file in a loop, either to stdout or a named pipe. This works: $ { while : ; do cat myLoop.mpg; done; } | vlc - This works on a text file containing "1234\n": $ mkfifo myPipe ...
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3answers
29k views

VOB conversion quality in FFmpeg

I am trying to convert a VOB file to mpeg like this: ./ffmpeg.exe -i VTS_01_2.VOB -r 24 out1.mpeg However, the quality is very poor. I tried ./ffmpeg.exe -i VTS_01_2.VOB -vcodec copy out1.mpeg ...
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1answer
757 views

Codec and format problems with DLNA Server

I use the Windows build in DLNA server controlled with the Windows Media Player under Windows Vista. This is working. The problem is that the Sony Bravia TV does not list all videos which I have share....
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1answer
279 views

Site for learning about video codecs on the web [closed]

I am interested in learning about the HTML 5 specification as well as different video codecs for use in various browsers (mobile and desktop). So In an effort to learn about as much as I can, I'm ...