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Panasonic Multi Format Live Switcher Av Hs450n Operating Instructions

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Page 51

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3. Basic operations
Execute the transition.
Press the [AUTO] button in the transition area to automatically execute the transition at the transition time 
that has been set.
Alternatively, execute the transition manually by operating the fader lever.
Key auto transition
When the [KEY ON] button in the transition area is pressed, the transition is automatically executed at the 
transition time that has been set.
During key in, the indicator of the [KEY ON] button blinks in red, and it lights in red...

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3. Basic operations
3-4-5.  Adjusting the luminance key and linear key
These steps are taken to adjust the luminance key and linear key definition.

Press the [KEY/CKEY] button to light its indicator, and display the KEY menu.
 Refer to “2-1-5. LCD menu area”.
 Turn [F1] to display the Adjust sub menu.
 
KEY    2 |
Clip    |
Gain    |
Density |
Invert 
Adjust  |    0.0|  100.0|  100.0|    Off
 Turn [F2], [F3] and [F4] to adjust the key definition.
 Turn [F5] to set key invert.
When On is...

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3. Basic operations
3-4-6.  Adjusting the chroma key
Sampling is executed for the selected key materials to adjust those aspects of the key that are to be compensated.
Step 1
 
 To execute the sampling automatically 
CHRKEY 1
|
AutCmp↓ |
        |
        |
RESET↓ 
AutoCmp |       |       |       |        Press the [KEY/CKEY] button to light its indicator, and 
display the CHR KEY menu.
 Refer to “2-1-5. LCD menu area”.
 Turn [F1] to display the AutoCmp sub menu.
 Press [F2] to execute the...

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3. Basic operations
Step 2
The objective of this step is to remove the noise in the background image.
The noise is removed by carrying out this step several times.
On the CHR KEY menu, turn [F1] to display the Sample1 sub menu.
 
CHRKEY 2 |
View    |
Mode    |
        |
UNDO↓ 
Sample1 |  Matte| Cln.BG|       |       
 Turn [F2] to select “Matte” using the View item.
 Turn [F3] to select “Cln.BG” using the Mode item.
 Using the positioner, move the position of the sample marker to the position...

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3. Basic operations
Step 3
The objective of this step is to remove the noise in the foreground image.
The noise is removed by carrying out this step several times.
Turn [F2] to select “Matte” using the View item.
 
CHRKEY 2 |
View    |
Mode    |
        |
UNDO↓ 
Sample1 |  Matte| Cln.FG|       |       
 Turn [F3] to select “Cln.FG” using the Mode item.
 Using the positioner, move the position of the sample marker to the position of the noise (white dots) in the 
foreground image.
To change the...

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3. Basic operations
Step 4
After steps 1 to 3 have been carried out, noise will still 
remain in the detail areas such as the subjects hair as 
shown in the image on the right.
If there are many areas with noise, the noise is removed by 
carrying out this step several times.
If there are few areas with noise, adjust the noise using the 
Spill(+) item and Spill(-) item of the Sample2 sub menu.
 Turn [F2] to select “Cmpsit” using the View item.
 Turn [F3] to select “Spl.Spg” using the Mode item....

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3. Basic operations
Step 5
The objective of this step is to finely adjust the image by adjusting the noise and transparency, for example. On the CHR KEY menu, turn [F1] to display the Sample2 sub menu.
 
CHRKEY 3 |
View    |
Mode    |
        |
UNDO↓ 
Sample2 | Cmpsit| Spill-|       |       
  Matte
Proc.FG
     FG Spill+
 Matte-
 Matte+
Detail-
Detail+
MatSpng
MkFGTrn
RstrDtl
 Turn [F2] to select the image to be adjusted using the View item.
Cmpsit:  Composite image that combines the background...

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3. Basic operations
[Spill–] [Spill+]
In these modes, the noise in the foreground image can be removed or restored step by step through repeated 
sampling.
 [+]   Spill   [–]
[Matte–] [Matte+]
In these modes, the matte information is adjusted.
If, for instance, the area of shadow in the foreground image is to be made lighter, use [Matte-] to adjust. 
Conversely, to make it darker, use [Matte+].
Transparent images such as images of smoke or water can be made to stand out more.
 [–]   Matte   [+] 

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3. Basic operations
[Detail–] [Detail+]
In these modes, the noise in the background image can be removed step by step.
This is a useful way of adjusting images lost by other sampling operations to adjust the texture or transparency 
of images.
 [–]   Detail   [+]
[MatSpng]
In this mode, the semi-transparent parts of the subject in a foreground image are selected and made matte 
(non-transparent). Unlike [Cln.FG] on the Sample1 sub menu, the color information is not changed in the 
process.
With...

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3. Basic operations
[FineTun]
In this mode, detailed images can be adjusted.
On the CHR KEY menu, turn [F1] to display the FineTun sub menu.
 
CHRKEY 4 |
View    |
Spill   |
Trans   |
Detail
FineTun | Cmpsit|      0|      0|      0
 Turn [F2] to select [Cmpsit] using the View item.
 Turn [F3] to remove or restore the noise using the Spill item.
When it is turned clockwise, a large amount of noise is removed from the foreground image, and the image 
colors increasingly approach the complementary...
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