ViewCast 240E Manuel D’Utilisation

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