Top "Libavcodec" questions

libavcodec is a free software/open source LGPL-licensed library of codecs for encoding and decoding video and audio data.

How to choose between openH264 and x264 decoder

I'm using the dev build from zeranoe.com which has OpenH264 and libx264 in it. How can i choose between …

ffmpeg libavcodec
How to obtain titles and chapters information in DVD?

I found many question about creating DVD menu using ffmpeg but i did not find any one about programmically access …

ffmpeg libavcodec libav libavformat
How to find SPS and PPS string in H264 codec from mp4

As you all know that in Smooth Stream client manifest file, contains a "CodecPrivateData" attribute in video tag. Now after …

ffmpeg h.264 codec libavcodec smooth-streaming
How to encode resampled PCM-audio to AAC using ffmpeg-API when input pcm samples count not equal 1024

I am working on capturing and streaming audio to RTMP server at a moment. I work under MacOS (in Xcode), …

ffmpeg aac libavcodec resampling libfaac
How to encode audio in AAC-LC, AAC-HE-V1, AAC-HE-V2 using libavcodec?

I am trying to encode audio in AAC-LC,AAC-HE-V1, AAC-HE-V2 using libavcodec/ffmpeg APIs. But when I am using the …

audio ffmpeg libavcodec transcoding libav
What is ffmpeg, avcodec, x264?

From wiki, I read that FFmpeg is a free software project that produces libraries and programs for handling multimedia data. …

ffmpeg libavcodec x264
sws_scale YUV --> RGB distorted image

I want to convert YUV420P image (received from H.264 stream) to RGB, while also resizing it, using sws_scale. …

c++ ffmpeg yuv libavcodec
Can anyone help in understanding AVFrame.linesize[]?

I tried to find what each cell of AVFrame.linesize[] means, but I didn't found. As I understood linesize[0] is …

video ffmpeg libavcodec stride
Using OpenMAX (IL?) for audio/video decoding on Android

Many of the newer hardware platforms running Android, in particular NVIDIA's Tegra 2, support OpenMAX for media acceleration. It's effectively impossible …

android ffmpeg decoding libavcodec tegra
Decode audio using libavcodec and play using libAO?

I use following code snippet to decode audio files (tested with MP3,WAV,WMV). But when it plays the audio , …

c++ ffmpeg libavcodec libav libavformat