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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How to convert MP3 file MPEG-2 Layer 3 version to MPEG-1 Layer 3 version?
I have searched for this all over but couldn't find an answer other than people saying "there is virtually no difference between MPEG version 1 and 2". But the thing is, some old players do ...
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Set "readrate" to a high value for fixed time duration in FFmpeg
I'm trying to restream HLS livestream input to MPEG-TS livestream output using FFmpeg. It works with the following command, but with a small issue
Command:
ffmpeg -readrate 1 -fflags nobuffer -...
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How to convert a group of videos to 320x240 with letterboxing in ffmpeg with varying dimensions?
I have a directory with around 660 videos in it. I have written a PowerShell script to loop over the files in the directory - but I am stuck at the conversion piece with ffmpeg.
The most recent ...
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how to extract DCT coefficients from mpeg video
I would like to ask what command I should use to extract the DCT coefficients from a MPEG video. I am using the ffmpeg -debug dct_coeff but I cannot find the correct syntax for it. Could you please ...
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Muxing HLS/M3U8 Sstream as MPEG-TS
all!
I have a link to a live stream that I need to mux down into an mpeg-ts format. Problem is, it skips heavily, freezes, and even starts playing segments of the stream before the last one finishes ...
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How do i force vlc when buffering occurs to play live content instead of continuing where it stopped
I'm playing MPEG-TS stream over http, sometimes buffering occurs due to connection problems, in order not to get live delay, how do i force vlc to play the stream at the same timestamp if it did not ...
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A video of 1h27m duration, only plays up to 27m
Background
I have recovered some large videos as explained here:
Many smaller images/videos are recovered from a formatted drive, except one specific big video larger than 2 or 3 GB
There are 3 videos ...
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Anything with an MPEG codec plays too fast on Ubuntu
I'm not sure when, why and how it changed, but at a certain moment video and mp3 files started to run faster than usual (witch chipmunk like speech).
I have a Radeon RX550 card which I use for HDMI ...
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Many smaller images/videos are recovered from a formatted drive, except one specific big video larger than 2 or 3 GB
A 60 GB external USB drive was formatted by someone. I copied the bytes one-by-one by dd command to a file and named it backup.dd file. Then I used photorec to recover the files. Many smaller files ...
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How can I accurately seek an AVC MPEG-TS stream in FFMPEG?
I have several video recordings from Full HD IPTV channels that I stored using VLC. These stream dumps are stored as MPEG-TS files and contain AVC-encoded video with MPEG audio.
I would like to ...
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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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"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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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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