So what Specifically is the specific format extension that I give to ffmpeg that gives me the "raw video format" you cited?
> -----Original Message----- > From: [email protected] [mailto:[email protected]] > On Behalf Of Paul B Mahol > Sent: Monday, January 21, 2013 9:50 AM > To: This list is about using libavcodec, libavformat, libavutil, libavdevice and > libavfilter. > Subject: Re: [Libav-user] How to specify output format > > On 1/21/13, jim morgenstern <[email protected]> wrote: > >>> where can I find the list of formats and their extensions? > >> In the source code > > > > Yes but the source code is hundreds of files; can you tell me which > > one has the list and the mapping? > > > > > >> > . What is your recommended format for uncompressed HD video ? > >> > >> libx264 is the state of the art encode > > > > But I do not want any encoding or compression: I want flat file that > > can be read later on for more processing. So is there a > > recommendation for a particular file format that does this? > > Depends on what you gonna use for more processing later. > Depending on available storage and CPU speed you could use raw video > formats... > > > > > > > > > > >> -----Original Message----- > >> From: [email protected] > >> [mailto:[email protected]] > >> On Behalf Of Stefano Sabatini > >> Sent: Monday, January 21, 2013 7:50 AM > >> To: This list is about using libavcodec, libavformat, libavutil, > > libavdevice and > >> libavfilter. > >> Subject: Re: [Libav-user] How to specify output format > >> > >> In data Saturday 2013-01-19 01:55:22 -0500, Jim Morgenstern ha scritto: > >> > I have C++ app [win 7] that is reading and writing video/audio stream. > >> > > >> > > >> > > >> > When I specify the output file as xxxx.MOV I am getting H264 > >> > compressed video at 24 fps. > >> > > >> > > >> > > >> > I want to have output as uncompressed at 30 or 60 fps according to > >> > the input. > >> > > >> > > >> > > >> > Some simple [I hope] questions: > >> > > >> > . What is [where can I find] the mapping between file name > > extension > >> > and format used? > >> > >> In the source code, or you can show the ".extensions" field for all > >> the > > registered > >> AVInput/OutputFormats. > >> > >> > > >> > . Can I specify the output format I want rather than using > >> > av_guess_format ? all the tutorials use guess > >> > >> Yes, you need to specify avformat_alloc_output_context2() and rely on > >> oformat/format_name parameters, or use av_guess_format(). > >> > >> > > >> > . What is your recommended format for uncompressed HD video ? > >> > >> libx264 is the state of the art encoder (but it has licensing > > constraints). > >> _______________________________________________ > >> Libav-user mailing list > >> [email protected] > >> http://ffmpeg.org/mailman/listinfo/libav-user > > > > _______________________________________________ > > Libav-user mailing list > > [email protected] > > http://ffmpeg.org/mailman/listinfo/libav-user > > > _______________________________________________ > Libav-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/libav-user _______________________________________________ Libav-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/libav-user
