[SDL] SDl 2.0 and ffmpeg

[Dimitris Zenios]

Have a look at this.
http://slouken.blogspot.com/2011/02/mpeg-acceleration-with-glsl.html

It might help you

Zenios

On Fri, Mar 9, 2012 at 12:09 PM, David martin <vilanew at gmail.com> wrote:
> Hi,
> I'm new to SDL2, I used to play with danger ffmpeg tutorials to stream video
> to an SDL surface.
>
> I'm updating my program incorporating SDL2.
>
>
> Here is a piece of snippet and would appreciate your help to actually draw
> the video image into the surface using the SDL2 api.
> thanks
>
>
>
> ....
>    AVFrame* frame ;
>    AVPacket avpacket;
>    int frame_finished;
>    SDL_Event event;
>    int w = 640;
>    int h = 480;
>    int done = 0, color = 0;
>    SDL_Window * window = SDL_CreateWindow("SDL", SDL_WINDOWPOS_UNDEFINED,
> SDL_WINDOWPOS_UNDEFINED, w, h, 0);
>    SDL_Renderer * renderer = SDL_CreateRenderer(window, -1, 0);
>    SDL_Log("+++++ INIT DONE +++++");
>
>    frame = avcodec_alloc_frame();
>
>                while (av_read_frame(format_context, &avpacket) >= 0) {
>                        if (avpacket.stream_index == videostream) {
>
>                                avcodec_decode_video2(codec_context, frame,
> &frame_finished, &avpacket);
>
>
>
>                        }
>
>
>
>    while (!done) {
>        SDL_WaitEvent(&event);
>
>         switch(event.type) {
>                        //case FF_ALLOC_EVENT:
>                     //alloc_picture(event.user.data1);
>                 //    break;
>                 //case FF_REFRESH_EVENT:
>                     //video_refresh_timer(event.user.data1);
>                   //  break;
>           case SDL_KEYDOWN:
>           case SDL_KEYUP:
>           //case SDL_MOUSEBUTTONDOWN:
>           case SDL_QUIT:
>                done=1;
>            SDL_Log("Unhandled event type=%d", event.type);
>
>        }
>
>        //Draw Image into renderer.
>        //We used to do it through SDL_DisplayYUVOverlay. How to do that with
> SDL2.0.        Any help for this part ?
>
>        SDL_RenderClear(renderer);
>        SDL_RenderPresent(renderer);
>        SDL_Delay(20);
>    }
>
>     }//while av_read_frame
>
>    SDL_Log("+++++ FINISHED +++++");
>    SDL_Quit();
> }
>
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