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Contents
iv ViewCast
Diagnostic logging ....................................................................................................... 40
Extras ........................................................................................................................... 40
Device Info .................................................................................................................. 42
Captions tab ...................................................................................................................... 43
Pin Select ..................................................................................................................... 44
Render NTSC Closed Captions On Video ..................................................................... 45
Render Logical White As ............................................................................................. 45
CC Pin .......................................................................................................................... 46
Logo tab ............................................................................................................................ 47
Pin Select ..................................................................................................................... 49
File and Color .............................................................................................................. 49
Enable Key Color ......................................................................................................... 50
Weighting .................................................................................................................... 51
Position and Size ......................................................................................................... 51
Size and Crop tab .............................................................................................................. 53
Pin Select ..................................................................................................................... 54
Reference Size ............................................................................................................. 54
Granularity .................................................................................................................. 55
Enable Cropping .......................................................................................................... 56
Default Output Size ..................................................................................................... 58
AVStream driver reference information ...........................................................................59
Post-Processing mode ....................................................................................................... 61
Efficient Video Rendering ................................................................................................. 63
Preview Pin to Video Renderer ................................................................................... 63
Preview Pin to Overlay Mixer to Video Renderer ....................................................... 63
Preview Pin to VMR7 .................................................................................................. 64
Preview Pin to VMR9 .................................................................................................. 65
Some Data Points ........................................................................................................ 65
Video standards and sizes ................................................................................................. 67
Color formats .............................................................................................................. 67
YUV format details ...................................................................................................... 68
Closed captioning (CC) ................................................................................................ 69
Captioning via CC or VBI pins ...................................................................................... 69
Direct CC rendering on video ...................................................................................... 70
CC streaming interface ................................................................................................ 71
Vertical Interval Timecode (VITC) ............................................................................... 71
Vertical Blanking Interval (VBI) capture ...................................................................... 72
The audio driver ................................................................................................................73
Selecting the audio source and input volume .................................................................. 73