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Questions tagged [mpeg-4]

MPEG-4 is an ISO/IEC standard for video and audio compression as a successor of MPEG-2. It has much more complex capabilities including arbitrary shaped videos and new ways of synthesis.

MPEG-4 is an ISO/IEC standard for video and audio compression as a successor of MPEG-2. It has much more complex capabilities including arbitrary shaped videos and new ways of synthesis.

More information about MPEG4 is at http://en.wikipedia.org/wiki/MPEG-4

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Video won't play in Quicktime

I'm writing a multiplexer which takes mpeg4 frames (and h264) and puts them in an mp4 container. The video (test1.mp4) I've created successfully plays in Windows media player and VLC but will not play in Quicktime. I've double checked all the atoms…
Albert Liu
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IOS versions and HTML5 video support

Im new to Stack-Overflow , I have been working on a html5 video application, and I know that IOS 4.2.1 ( iphone 3g , 3gs , and 4g ) Supports the HTML5 video tag in its Safari browser. However I am wondering if the original Iphone (2g) with its IOS…
Charbz
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MP4 segments with header in each keyframe

I'm trying to locate h264 frames in the mp4 container of a segmented file(styp). For the segmentation I'm currently using MP4Box dash. I used MP4Box parser and I noticed that in each keyframe(IDR) the size of the sample is different than the size of…
Pedro Romano Barbosa
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Requirements for using ffmpeg to create mpeg4 files in SaaS solution

My requirement is: -On upload of a supported video file, convert the file to common formats to maximize web compatibility. Essentially, I want to take a non-web-supported video file, and converted it to WEBM and MPEG4. This will take place on a…
Paul Fleming
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How to calculate MF_MT_MPEG_SEQUENCE_HEADER for MPEG4 Sink in Win7?

I have a MF topology that captures video and audio and encodes it into H264, then writes it to an MPEG4 sink. However, the problem is that my H264 encoder (Intel QuickSync H264 Encoder) does not define a value for MF_MT_MPEG_SEQUENCE_HEADER in its…
James
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Taglib-Sharp Large File (64bit file) support

It seems that Taglib-sharp does not support files over 4GB. I want to edit things like title, descriptions, artwork, etc for large HD movie files. I have found a few comments in the code that seem to imply 64bit files are not supported. Anyone know…
Matthew M. Osborn
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Detecting I-frame data in an MPEG-4 transport stream

I am testing a project. I need to break the payload data(making zero some bytes) of the MPEG-4 ts packets by a percentage coming from the user. I am doing it by reading the ".ts" file packet by packet(188 bytes). But the video is changing to really…
tadar
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Muxing with libav

I have a program which is supposed to demux input mpeg-ts, transcode the mpeg2 into h264 and then mux the audio alongside the transcoded video. When I open the resulting muxed file with VLC I neither get audio nor video. Here is the relevant…
LordDoskias
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Same media format for audio and video on RTSP

Our company develops a camera surveillance software and we mainly use RTSP for communication with the devices (But we support any protocol required) and we have developed our own RTSP Client and parsers Today we were working on an integration of a…
Eric
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Using VLC, is it possible to encode 30 to 40 IP based webcams on same computer?

I am the IT guy for a small chain of preschools. Each school current has about 30-40 Axis IP webcams each, ranging from the old Axis 205,206 models, up to the Axis M1011. These cams allow parents to log into a website to view their kid's classrooms…
Tim Murphree
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Decoding a proprietary H.264 network video stream?

I'm trying to view this IP camera I got off eBay (yeah, yeah I know). Model BL-5720IPW-L4MM. Anyway, they come with really crappy Windows based application that's mostly in Chinese, and the functionality is very poor. I've already asked the supplier…
Litch
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Motion detection in compressed domain (JPEG/Mpeg4/H264)

everyone! I process video from IP cameras and have wrote a motion detection algorithm based on decompressed video analysis. But i really something more fast. I've found several papers about compressed domain analysis but have failed to find any…
paft
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MPEG-TS, Android and FFMPEG

I am receiving the MPEG-TS (MPEG transport stream) packets with the multiplexed H.264 video and AAC audio streams. I need to be able to show the audio and video on the Android phone. My assumption is that I need: MPEG-TS de-multiplexer AAC decoder…
STeN
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Get Stream and save as jpeg (image) file from IP Camera using ffmpeg

How i can get stream from Ip Camera, Its using RTP, stream is MPEG4, i have multicast address and port,and i have ip camera's IP address and Port Number. And I cant reach via http forexample (http://ip/jpeg) And I cant reach stream with VLC Player…
Mustafa Ekici
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C++ Taglib Cover Art from MPEG 4 files

As a side/fun project I'm building an audio player (Qt application), and one of the hurdles is displaying embedded cover art. With *.mp3 files this ended up not being too much of an issue, mainly thanks to the example provided here: static QImage…
Sgt.Pepper
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