Hi Stefano, thank you for your fast reply On Fri, Feb 5, 2010 at 21:25, Stefano Sabatini < [email protected]> wrote:
> On date Friday 2010-02-05 10:28:14 -0300, Ivo Calado encoded: > > Hi fellows, > > I'm newbie in development of applications using libav. So, a read > > some tutorials such as http://dranger.com/ffmpeg/ffmpeg.html and > > http://www.inb.uni-luebeck.de/~boehme/using_libavcodec.html<http://www.inb.uni-luebeck.de/%7Eboehme/using_libavcodec.html>. > However, I > > still have some doubts that I want to ask you. > > I'm going to create a videoconference application using the CcRTP API > > (http://www.gnu.org/software/ccrtp/ this api is a requisite) as RTP > > library and ffmpeg as stream library. > > No need to use an external library for RTP, libavformat already > supports that. > I know that, but unfortunately I need use this external library. The reason is that I'm using a modified version of this library in an experiment. Therefore, I need request the encoding to FFMpeg and pass through the CcRTP. > > > In all examples about > > encode/decode using ffmpeg, the data source is a file. I haven't see > > any example about recording data from a webcam. I suppose it is > > possible as the command-line application ffmpeg supports this but I > > didn't find any documentation about how to work in that way. > > The great thing about the FFmpeg API is that all the input > format/input device are managed unifomerly, you simply need to specify > the name of the resource to open (e.g. "/dev/video0") and the name of > the input format/input device (e.g. "v4l") in av_open_input_file() and > the library will figure out the rest. > It is very good to know about this interest feature of FFmpeg > > > Sorry if my question is simple but I very newbie in ffmpeg. > > > > Thanks in advance, > > Cheers, > > Regards. > _______________________________________________ > libav-user mailing list > [email protected] > https://lists.mplayerhq.hu/mailman/listinfo/libav-user > Regards, Ivo -- Ivo Augusto Andrade Rocha Calado MSc. Candidate Embedded Systems and Pervasive Computing Lab - http://embedded.ufcg.edu.br Systems and Computing Department - http://www.dsc.ufcg.edu.br Electrical Engineering and Informatics Center - http://www.ceei.ufcg.edu.br Federal University of Campina Grande - http://www.ufcg.edu.br PGP: 0x03422935 Putt's Law: Technology is dominated by two types of people: Those who understand what they do not manage. Those who manage what they do not understand. _______________________________________________ libav-user mailing list [email protected] https://lists.mplayerhq.hu/mailman/listinfo/libav-user
