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Questions tagged [mp4]

MP4 is a multimedia container format standard with the file extension .mp4. It can be used to store digital audio/video streams, in addition to other multimedia.

MPEG-4 Part 14 or MP4 (formally ISO/IEC 14496-14:2003) is a multimedia container format standard specified as a part of MPEG-4. It is most commonly used to store digital video and digital audio streams, especially those defined by MPEG, but can also be used to store other data such as subtitles and still images.

More details at MP4 in WikiPedia

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JavaFX 8 video playback freeze when running application from command line

when I run this JavaFX 8 application (video playback test) from Eclipse IDE, everything is fine. Application run video playback in loop indefinitely. But when I run this application from command line: java -jar…
vinc
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Receive mistake camera data head encoding by .mp4 from Local Socket in android

I want to make an application used to live in Android.I can capture video and audio data from camera and microphone,then send them to a PC-server in real-time by RTSP. Then I find the spydroid and its libstreaming. And I make a example like its…
Yieux
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NGINX Serving large files (mp4), extremely inefficiently

I am currently running nginx/1.0.15 on a Centos 6.6 OS. The server has the following specs: Intel(R) Atom(TM) CPU C2750 @ 2.40GHz (8 cores) 32GB Ram 5 x 6000 GB 7200 RPM (Raid 10) The Problem The server has a 1Gbit/s connection, however it tops out…
Kenneth
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Is there a good library c/c++/java to generate video with special effects , transitions from a set of images?

I need to develop a video generator that takes in a set of images, music files and outputs mp4 videos. The platform is linux. Was wondering if there are any existing libraries that can do this job ? Thanks
Code freak
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Android Video View - can't play this video

I have few tutorial screens in my app, and on some Samsung device, I get this error when trying to play it: Can't play this video The said video is in the app's package, and not on some external source like SD card, so I don't know whats the…
Sartheris Stormhammer
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How to use ffmpeg for muxing steam into mp4 file and saving to iOS photo galllery

I am trying to mux a live stream into a mp4 file by using FFmpeg on iOS. After the muxing, how should I save this mp4 file into my iOS photo gallery? My mp4 file path is something like this:…
ChihHao
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Getting Blank Screen Using HTML5 video player

I am trying to display 10-20 short clips on my website. The code below is the code I use to display the video. It works perfectly if I only need to display 1-4 videos. But if I tried to display 10-20 videos simultaneously, some of these videos get a…
Kuwame Brown
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Html5 videos not displaying

I have a couple of videos uploaded to Hostgator (my hosting service), and I'm displaying them on a page with the HTML5 video player. The video is there (I know because I can hear the audio,) but in Chrome all I see is a black screen, and in Firefox…
Joie
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Can a text attribute be set on .mp4 files that could be used for version info?

I have a number of mp4 training videos that I use as help files with our software suite. I do not want to disrupt the naming convention of the video because that would change links all over the place, but would rather like to be able to tag the…
mullock
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Reading bytes from a mp4 file based on a particular start time and end time.

Is it possible to read bytes from a .mp4 file that represent a specific timespan in the video ? For example can I read the bytes that represent just the last 5 minutes of the video ? The assumption is that the video is VBR encoded. If yes is…
Pushkar Newaskar
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How i can upload more than 50MB mp4 videos in codeigniter?

Am using below code, I have added a maximum size, but it uploads only 1 or 2 mb videos, if i upload a 55 MB video, it takes long to process but shows a result as blank page: if (isset($_FILES['video']['name']) && $_FILES['video']['name'] != '') { …
Karmveer
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check if nginx pseudo streaming is working

i have nginx 1.9 version installed, and enabled mp4 ngx_http_mp4 modules,and i configured the setting below. location /video/ { mp4; mp4_buffer_size 1m; mp4_max_buffer_size 5m; mp4_limit_rate on; mp4_limit_rate_after 30s; } but…
William England
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Convert JWPlayer 5 to JWPlayer 6 flash(flv) and HTML(mp4) format videos

I want to make that everybody would watch flash(flv) format expect if they don't have flash they would see html5(mp4/m4v) videos. I was using JWPlayer 5, but because of some bugs I need to change it to JWPlayer 6. jwplayer('mediaplayer').setup({ …
user2285522
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MP4Parser creates corrupt mp4

I'm using mp4parser to add two videos together in an android app, but the output is a file I can't play with my phone or my computer (Windows Media Player and VLC). This is the function i use public void MergeVideos(String[] pathsToVideos, String…
Freijlord
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mp4 Videos not playing on Website

I am uploading the mp4 videos on server and playing them on the front end embeded with HTML video tag. Below is the code which is used.
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