Contents
iv
ViewCast
Device tab ......................................................................................................................... 42
No-Video Test Pattern ................................................................................................ 43
Buffers Requested ....................................................................................................... 43
Diagnostic logging ....................................................................................................... 44
Device Info .................................................................................................................. 46
Board Numbering ........................................................................................................ 46
Extras ........................................................................................................................... 49
Captions tab ...................................................................................................................... 50
Pin Select ..................................................................................................................... 51
Render NTSC Closed Captions On Video ..................................................................... 52
Render Logical White As ............................................................................................. 52
CC Pin .......................................................................................................................... 53
Logo tab ............................................................................................................................ 54
Pin Select ..................................................................................................................... 56
File and Color .............................................................................................................. 56
Enable Key Color ......................................................................................................... 57
Weighting .................................................................................................................... 58
Position and Size ......................................................................................................... 58
Size and Crop tab .............................................................................................................. 60
Pin Select ..................................................................................................................... 61
Reference Size ............................................................................................................. 61
Granularity .................................................................................................................. 62
Enable Cropping .......................................................................................................... 63
Default Output Size ..................................................................................................... 65
AVStream driver reference information ...........................................................................67
Post-Processing mode ....................................................................................................... 69
Efficient Video Rendering ................................................................................................. 71
Preview Pin to Video Renderer ................................................................................... 71
Preview Pin to Overlay Mixer to Video Renderer ....................................................... 71
Preview Pin to VMR7 .................................................................................................. 72
Preview Pin to VMR9 .................................................................................................. 73
Some Data Points ........................................................................................................ 73
Video standards and sizes ................................................................................................. 75
Color formats .............................................................................................................. 75
YUV format details ...................................................................................................... 76
Closed captioning (CC) ................................................................................................ 77
Captioning via CC or VBI pins ...................................................................................... 77
Direct CC rendering on video ...................................................................................... 78
CC streaming interface ................................................................................................ 79
Vertical Interval Timecode (VITC) ............................................................................... 79
Vertical Blanking Interval (VBI) capture ...................................................................... 80
