http://ffmpeg.zeranoe.com/forum/viewtopic.php?f=15&t=274 may be useful
On 1/8/15, gakwaya daniel <[email protected]> wrote: > Hi ,I want to open audio and Screen grab devices in my application ( will > encode and mux them into an output video) like this > > AVInputFormat *ifmt=av_find_input_format("gdigrab"); > if(avformat_open_input(&pFormatCtx,"desktop",ifmt,&options)!=0){ > printf("Couldn't open input stream.\n"); return -1; } > //INPUT TO CAPTURE AUDIO AVInputFormat > *ifmtAudio=av_find_input_format("dshow"); > if(avformat_open_input(&pFormatCtxAudio,"audio=MicroPhone (Realtek Hight > Defini",ifmtAudio,NULL)!=0){ printf("Couldn't open input audio > stream.\n"); return -1; } > but the audio is failing to open .Is this even the right way to open them > if I plan to mux encoded streams later .This question is part of a program > here: libavcodec : how to encode with h264 codec ,with mp4 container > using controllable frame rate and bitrate(through c code) > > | | > | | | | | | | | > | libavcodec : how to encode with h264 codec ,with mp4 con...I am trying to > record the screen of a pc and encode the recorded frames using h264 encoder > and wrap them into a mp4 container.I want to do this because... | > | | > | Afficher sur stackoverflow.com | Aperçu par Yahoo | > | | > | | > > I am working on .I am new to libav* and any assistance will be > appreciated.Thanks. > > _______________________________________________ Libav-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/libav-user
