{
    "make": "Generic", 
    "model": "Computer", 
    "description": "WebM, H.264/AAC and Theora/Vorbis for the computer", 
    "author": {
        "name": "Daniel G. Taylor", 
        "email": "dan@programmer-art.org"
    }, 
    "version": "1.9", 
    "icon": "file://computer.svg", 
    "default": "WebM", 
    "presets": [
        {
            "name": "Live Input H.264", 
            "description": "Constant bitrate fast H.264 / AAC in MP4",
            "container": "mp4mux", 
            "extension": "mp4", 
            "icon": "file://computer-live.svg", 
            "vcodec": {
                "passes": [
                    "pass=cbr bitrate=2048 subme=4 threads=0"
                ], 
                "container": "mp4mux", 
                "name": "x264enc", 
                "height": [
                    240, 
                    1080
                ], 
                "width": [
                    320, 
                    1920
                ], 
                "rate": [
                    1,
                    30
                ]
            }, 
            "acodec": {
                "passes": [
                    "bitrate=192000"
                ], 
                "container": "mp4mux", 
                "name": "faac", 
                "depth": [
                    8, 
                    24
                ], 
                "channels": [
                    1, 
                    6
                ], 
                "width": [
                    8, 
                    24
                ], 
                "rate": [
                    8000, 
                    96000
                ]
            }
        }, 
        {
            "name": "H.264", 
            "description": "H.264/AAC in MP4 for the computer",
            "container": "mp4mux", 
            "extension": "mp4", 
            "vcodec": {
                "passes": [
                    "pass=qual quantizer=21 me=umh subme=6 ref=3 threads=0"
                ], 
                "container": "mp4mux", 
                "name": "x264enc", 
                "height": [
                    240, 
                    1080
                ], 
                "width": [
                    320, 
                    1920
                ], 
                "rate": [
                    1, 
                    30
                ]
            }, 
            "acodec": {
                "passes": [
                    "bitrate=192000"
                ], 
                "container": "mp4mux", 
                "name": "faac", 
                "depth": [
                    8, 
                    24
                ], 
                "channels": [
                    1, 
                    6
                ], 
                "width": [
                    8, 
                    24
                ], 
                "rate": [
                    8000, 
                    96000
                ]
            }
        }, 
        {
            "vcodec": {
                "passes": [
                    "border=0 quality=40 keyframe-freq=30"
                ], 
                "container": "matroskamux", 
                "name": "theoraenc", 
                "height": [
                    240, 
                    1080
                ], 
                "width": [
                    320, 
                    1920
                ], 
                "rate": [
                    1,
                    30
                ]
            }, 
            "container": "matroskamux", 
            "name": "Theora", 
            "description": "Theora/Vorbis in Ogg for the computer",
            "extension": "mkv", 
            "acodec": {
                "passes": [
                    "quality=0.5"
                ], 
                "container": "matroskamux", 
                "name": "vorbisenc", 
                "depth": [
                    8, 
                    24
                ], 
                "channels": [
                    1, 
                    2
                ], 
                "width": [
                    8, 
                    32
                ], 
                "rate": [
                    8000, 
                    96000
                ]
            }
        }, 
        {
            "name": "WebM", 
            "description": "WebM for the computer",
            "extension": "webm", 
            "container": "webmmux", 
            "icon": "file://computer-webm.svg", 
            "vcodec": {
                "name": "vp8enc", 
                "container": "webmmux", 
                "width": [
                    120, 1920
                ], 
                "height": [
                    120, 1080
                ], 
                "rate": [
                    1, 60
                ], 
                "passes": [
                    "quality=6 threads=%(threads)s speed=2"
                ]
            }, 
            "acodec": {
                "name": "vorbisenc", 
                "container": "webmmux", 
                "width": [
                    8, 32
                ], 
                "depth": [
                    8, 24
                ], 
                "rate": [
                    8000, 96000
                ], 
                "channels": [
                    1, 2
                ], 
                "passes": [
                    "quality=0.4"
                ]
            }
        }
    ]
}
