research.m1stereo.tv/gitweb/ - melted/blob - docs/services.txt

   1 Producers
   2 ---------
   3
   4         ffmpeg
   5
   6                 Description:
   7
   8                         Test case pipe based producer for video and audio.
   9
  10                 Constructor argument:
  11
  12                         'file'  - produce a/v from file
  13                         v4l             - produce a/v from video4linux and dsp device
  14
  15                 Initialisation Properties
  16
  17                         string video_type - "file" or "v4l"
  18                         string video_file - file or v4l device
  19                         string video_size - WxH of video to produce (default: "")
  20                         int video_loop - loop video until audio exhausted (default: 0)
  21                         string audio_type - "file" or "dsp"
  22                         string audio_file - file or dsp device
  23                         int audio_rate - audio frequency (default: 48000)
  24                         int audio_channels - audio channels (default: 2)
  25                         int audio_track - audio track to use (default: 0)
  26                         int audio_loop - loop audio until video exhausted (default: 0)
  27                         timecode in - in point
  28                         timecode out - out point
  29                         double fps - output frames per second (default: 25)
  30                         double aspect_ratio - aspect ratio of video
  31
  32                 Read Only Properties
  33
  34                         string resource - file or "v4l"
  35                         int end_of_clip - holds 1 when input is exhausted
  36
  37                 Dependencies
  38
  39                         ffmpeg executable.
  40
  41                 Known Bugs
  42
  43                         in point setting is broken.
  44
  45                         Implementation does not allow fast random access.
  46
  47         libdv
  48
  49                 Description:
  50
  51                         libdv based decoder for video and audio.
  52
  53                 Constructor argument:
  54
  55                         'file'  - produce a/v from file
  56
  57                 Initialisation Properties
  58
  59                         timecode in - in point
  60                         timecode out - out point
  61
  62                 Read Only Properties
  63
  64                         string resource - file location
  65                         double fps - output frames per second
  66                         double aspect_ratio - aspect ratio of video
  67
  68                 Dependencies
  69
  70                         libdv.
  71
  72                 Known Bugs
  73
  74                         None.
  75
  76         mcdv
  77
  78                 Description:
  79
  80                         Mainconcept based dv decoder for video and audio.
  81
  82                 Constructor argument:
  83
  84                         'file'  - produce a/v from file
  85
  86                 Initialisation Properties
  87
  88                         timecode in - in point
  89                         timecode out - out point
  90
  91                 Read Only Properties
  92
  93                         string resource - file location
  94                         double fps - output frames per second
  95                         double aspect_ratio - aspect ratio of video
  96
  97                 Dependencies
  98
  99                         mainconcept dv sdk and libdv.
 100
 101                 Known Bugs
 102
 103                         Can be problematic with source NTSC DV files?
 104
 105         mcmpeg
 106
 107                 Description:
 108
 109                         Mainconcept based mpeg decoder for video and audio.
 110
 111                 Constructor argument:
 112
 113                         'file'  - produce a/v from file
 114
 115                 Initialisation Properties
 116
 117                         timecode in - in point
 118                         timecode out - out point
 119
 120                 Read Only Properties
 121
 122                         string resource - file location
 123                         double fps - output frames per second
 124                         double aspect_ratio - aspect ratio of video
 125
 126                 Dependencies
 127
 128                         mainconcept mpeg sdk.
 129
 130                 Known Bugs
 131
 132                         None.
 133
 134         pango
 135         pixbuf
 136         ppm
 137
 138
 139 Filters
 140 -------
 141
 142         deinterlace
 143         ffmpeg_dub
 144         gamma
 145         greyscale
 146         resize
 147
 148 Transitions
 149 -----------
 150
 151         composite
 152
 153 Consumers
 154 ---------
 155
 156         bluefish
 157         ffmpeg
 158         sdl
 159