research.m1stereo.tv/gitweb/ - melted/blob - mlt/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
  31                 Read Only Properties
  32
  33                         end_of_clip - holds 1 when input is exhausted
  34
  35                 Dependencies
  36
  37                         ffmpeg executable.
  38
  39                 Known Bugs
  40
  41                         in/out point setting is broken.
  42
  43                         Implementation does not allow fast random access.
  44
  45         libdv
  46
  47                 Description:
  48
  49                         libdv based decoder for video and audio.
  50
  51                 Constructor argument:
  52
  53                         'file'  - produce a/v from file
  54
  55                 Initialisation Properties
  56
  57                         string file - file location
  58                         timecode in - in point
  59                         timecode out - out point
  60
  61                 Read Only Properties
  62
  63                         double fps - output frames per second
  64
  65                 Dependencies
  66
  67                         libdv.
  68
  69                 Known Bugs
  70
  71                         'file' is not populated on properties?
  72
  73         mcdv
  74         mcmpeg
  75         pango
  76         pixbuf
  77         ppm
  78
  79
  80 Filters
  81 -------
  82
  83         deinterlace
  84         ffmpeg_dub
  85         gamma
  86         greyscale
  87         resize
  88
  89 Transitions
  90 -----------
  91
  92         composite
  93
  94 Consumers
  95 ---------
  96
  97         bluefish
  98         sdl
  99