digraph picture_pipeline {
    label="Initialization dependencies of elements";

    subgraph cluster_environment {
        label="Graphics environment";
        style=dotted;

        {
            decoderdevice [label="vlc_decoder_device_t"];
            window [label="vout_window_t"];
        }
    }

    subgraph cluster_picture_chain {
        label="Picture pipeline";
        labelloc="b";
        margin="10,40";
        rank=same;

        {
            rank=same;

            decoder [label="decoder_t"];
            filter1 [label="filter_t"];
            filter2 [label="filter_t"];
            display [label="vout_display_t"];

            edge[style=invis,minlen=5];
            decoder -> filter1 -> filter2 -> display;
        }

        subgraph cluster_context_chain {
            node [style=filled,color=white,shape=box];
            {rank = same;
            videocontext0 [label="vlc_video_context_t"];
            videocontext1 [label="vlc_video_context_t"];
            videocontext2 [label="vlc_video_context_t"];}

            label="video context pipeline";
            color="grey";
            style="filled";
        }
    }



    decoder -> videocontext0;
    filter1 -> videocontext1;
    filter2 -> videocontext2;

    videocontext0 -> filter1;
    videocontext1 -> filter2;
    videocontext2 -> display;

    window -> decoderdevice;
    window -> display [constraint=false];

    decoderdevice -> decoder;
    decoderdevice -> filter1;
    decoderdevice -> filter2;
}


digraph picture_pipeline {
    label="Push pipeline";

    subgraph cluster_picture_chain {
        label="Picture pipeline";
        labelloc="b";
        margin="10,40";
        rank=same;

        {
            rank=same;

            { node [shape=box];
            decoder [label="decoder_t"];
            filter1 [label="filter_t"];
            filter2 [label="filter_t"];
            display [label="vout_display_t"]; }


            picture0 [label="picture_t"];
            picture1 [label="picture_t"];
            picture2 [label="picture_t"];

            { edge[style=invis];
            decoder -> filter1 -> filter2 -> display; }

            decoder -> picture0;
            filter1 -> picture1;
            filter2 -> picture2;

            picture0 -> filter1;
            picture1 -> filter2;
            picture2 -> display;
        }

        subgraph cluster_context_chain {
            node [style=filled,color=white,shape=box];
            {rank = same;
            videocontext0 [label="vlc_video_context_t"];
            videocontext1 [label="vlc_video_context_t"];
            videocontext2 [label="vlc_video_context_t"];}

            label="video context pipeline";
            labelloc="t";
            color="grey"
            style="filled"
        }
    }


    videocontext0 -> picture0;
    videocontext1 -> picture1;
    videocontext2 -> picture2;
}



digraph picture_pipeline {
    graph[splines=ortho];
    label="Push pipeline";
    compound=true;

    subgraph cluster_decoder {
        label="Decoder";
        decoder [label="decoder_t"];
        videocontext0_0 [label="vlc_video_context_t"];
        videocontext0_1 [label="vlc_video_context_t"];

        { edge[style="invis"];
        decoder -> videocontext0_0 -> videocontext0_1; }
    }

    subgraph cluster_filter1 {
        label="Filter 1";
        filter1 [label="filter_t"];
        videocontext1_0 [label="vlc_video_context_t"];
        videocontext1_1 [label="vlc_video_context_t"];

        { edge[style="invis"];
          filter1 -> videocontext1_0 -> videocontext1_1; }
    }

    subgraph cluster_filter2 {
        label="Filter 2";
        filter2 [label="filter_t"];
        videocontext2_0 [label="vlc_video_context_t"];

        { edge [style="invis"];
          filter2 -> videocontext2_0; }
    }

    subgraph cluster_decoder_pictures {
        label="Pictures from decoder";
        node[shape=box];
        picture0_0 [label="picture_t"];
        picture0_1 [label="picture_t"];
        picture0_2 [label="picture_t"];

        { edge[constraint=false];
        picture0_0 -> videocontext0_0;
        picture0_1 -> videocontext0_0;
        picture0_2 -> videocontext0_1; }

        { edge[style="invis"];
          picture0_0 -> picture0_1 -> picture0_2; }
    }

    subgraph cluster_filter1_pictures {
        label="Pictures from filter 1";
        node[shape=box];
        picture1_0 [label="picture_t"];
        picture1_1 [label="picture_t"];
        picture1_2 [label="picture_t"];

        { edge[constraint=false];
          picture1_0 -> videocontext1_0;
          picture1_1 -> videocontext1_0;
          picture1_2 -> videocontext1_1; }

        { edge[style="invis"];
          picture1_0 -> picture1_1 ->picture1_2; }

    }

    subgraph cluster_filter2_pictures {
        label="Pictures from filter 2";
        node[shape=box];
        picture2_0 [label="picture_t"];

        { edge[constraint=false];
          picture2_0 -> videocontext2_0; }
    }

    subgraph cluster_vout {
        label="Video output";
        display [label="vout_display_t"];
    }

    edge[constraint=false,minlen=8];
    decoder -> picture0_0[lhead=cluster_decoder_pictures];
    //decoder -> picture0_0;
    //decoder -> picture0_1;
    //decoder -> picture0_2;

    picture0_0 -> filter1[ltail=cluster_decoder_pictures];
    //picture0_0 -> filter1;
    //picture0_1 -> filter1;
    //picture0_2 -> filter1;

    filter1 -> picture1_0[lhead=cluster_filter1_pictures];
    //filter1 -> picture1_0;
    //filter1 -> picture1_1;
    //filter1 -> picture1_2;

    picture1_0 -> filter2[ltail=cluster_filter2_pictures];
    //picture1_0 -> filter2;
    //picture1_1 -> filter2;
    //picture1_2 -> filter2;

    filter2 -> picture2_0[lhead=cluster_filter2_pictures];

    picture2_0 -> display[ltail=cluster_filter2_pictures];
}