Capturing video out of an OpenGL window in Windows

I am supposed to provide my users a really simple way of capturing video clips out of my OpenGL application's main window. I am thinking of adding buttons and/or keyboard shortcuts for starting...

Extracting basic info from animation file

I'm writing an application that handles metadata for images and all kinds of animations, so I'm looking for a way to find basic info about an animation file, e.g: length (in...

FFmpeg not honoring bitrate for different containers?

I am attempting to encode a mp4 video file into a flv video. Here is what I am doing: #include <stdlib.h> #include <stdio.h> #include <string.h> #include <math.h> #include...

FMOD using excessive codec memory with non-streamed samples

I'm using FMODEx 4.40.10 currently. We load OGG samples like this: uint uiFlags(FMOD_SOFTWARE | FMOD_LOWMEM | FMOD_CREATESAMPLE); FMOD::SOUND* pSound(NULL); m_pFMODSystem->createSound(sPath,...

Conversion from mp3 to aac/mp4 container (FFmpeg/c++)

I have made a small application to extract audio from an mp4 file, or simply convert an existing audio file to AAC/mp4 format (both raw AAC, or inside mp4 container). I have run this application...

How to extract elementary video from mp4 using ffmpeg programmatically?

I have started learning ffmpeg few weaks ago. At the moment I am able to transcode any video to mp4 using h264/AVC codec. The main scheme is something like that: -open...

FFmpeg library: webm (vorbis) audio to aac conversion

I have written a small program to convert webm (vorbis) audio to aac format, using FFmpeg libraries - C++ (on Windows using 32 bit Zeranoe FFmpeg builds). After writing this program, I find it is...

Writing QuickTime components for custom container and codec

I am new to Mac programming and as the title to this post suggests I have some questions on how a component for QuickTime is written. I have listed my questions as points, feel free to answer any,...

Can I use h.264 codec inside .mp4 container for my website

I would like to use h.264 as the codec inside .mp4 container for my user uploaded videos for my website. But I saw somewhere that h.264 is non free. I am unsure whether I can use this technology...

Is the decoder on which mplayer relies to playback the MP4 format is Open Source and the Totem one is not and why?

I don't understand why the mplayer plays the .mp4 with H.264 codec while Totem (the default video player of Gnome) requires absolutely 3rd parties gstream libs. From what I read:...

hudson: maven-sonar-plugin execution fails to download libraries from server

I have a hudson jobs doing the sonar stats for a maven project. The execution of the sonar plugin fails with the following trace [workspace] $...

Simultaneously Read Raw Text File and Strip Punctuation

I have the task of taking a text file and having it be read by Python as simply a very long string. That is to say, it's not like a csv or tsv, there is no tabular structure to the text file at...

AVPlayer Frame Rate different from Frame Rate in QuickTime inspector

I'm working with AVPlayer and a Quicktime movie I have on my computer. If I load the Quicktime movie into Apple's Quicktime Player and open the movie inspector, it shows that the movie has a...

Best method of converting .py to .exe for Python 3.6 windows 10x64?

I tried using every thing like py2exe,cx_Freeze, pyinstaller but nothing worked out till now may be because all of them support older versions.I am looking for one which supports new version or...

ffmpeg error "Could not allocate picture: Invalid argument Found Video Stream Found Audio Stream"

I am trying to write a C program to stream AV by copying both AV codecs with rtp_mpegts using RTP over network ffmpeg -re -i Sample_AV_15min.ts -acodec copy -vcodec copy -f rtp_mpegts...

Non-baseline AVC video profile is not supported by Android OS

I have been using the "cordova-plugin-video-editor" plugin to reduce the size/quality of my videos before uploading them to the server. The plugin works correctly on most Android phones and no...

FFMPEG compilation without non free and without gpl not working properly

I tried to compile ffmpeg for LGPL (without nonfree and with out gpl). I used following commands while configuring as mentioned in many blogs configure...

Why does adding audio stream to ffmpeg's libavcodec output container cause a crash?

As it stands, my project correctly uses libavcodec to decode a video, where each frame is manipulated (it doesn't matter how) and output to a new video. I've cobbled this together from examples...