Panasonic AV-HS60C1E, Руководство по эксплуатации

Страница: 67 / 206

– 67 –
Chapter 5 Basic Operations — KEY
Removing noise in the foreground image
Remove the noise in the foreground image. Perform this operation several times to remove noise.
Before the noise is removed After the noise is removed
1
Select the <ME1>/<ME2> button → [KEY1] to [KEY4] → [Chroma] tab.
2
Select [Matte] in [View] in the [Sample] column.
f
The image for the chroma key preview becomes a matte image.
3
Select [Clean FG Noise] in [Mode] in the [Sample] column.
f
Remove the noise in the foreground image.
4
Set [X‑Pos], [Y‑Pos], and [Size] in the [Sample Area] column.
f
Set the position and size of the sample marker at the position of noise (black dots) in the foreground image.
5
After setting the sample area, select [Sampling] in the [Sample Area] column.
f
The noise in the area that has been set is now removed, and the foreground image is restored.
f
If you select [Undo] in the [Sample] column after sampling is executed, the status returns to the pre-sampling status.
Removing color irregularity in the detail areas
After performing the procedures in “Executing sampling of the selected key source”, “Removing noise in the background image”, and “Removing noise
in the foreground image”, there will still be some color irregularity in detail areas such as around hair in the following image. This step removes the color
irregularity remaining in the detail areas.
1
Select the <ME1>/<ME2> button
→
[KEY1] to [KEY4]
→
[Chroma] tab.
2
Select [Composite] in [View] in the [Sample] column.
f
The image for the chroma key preview becomes a composite image of the background and foreground images.
3
Select [Spill Sponge] in [Mode] in the [Sample] column.
f
The noise remaining in the detail areas of the image is removed.
4
Set [X‑Pos], [Y‑Pos], and [Size] in the [Sample Area] column.
f
Set the position and size of the sample marker at the position of the remaining noise in the image.
5
After setting the sample area, select [Sampling] in the [Sample Area] column.
f
The noise in the area that has been set is now removed, and the colors become more natural.
f
If you select [Undo] in the [Sample] column after sampling is executed, the status returns to the pre-sampling status.
@ @
NOTE
t
Execute sampling in both the light and dark areas as the sample area.
t
If the noise cannot be completely removed from the foreground image even after performing noise removal, use the <ME1>/<ME2> button → [KEY1]
to [KEY4] → [Chroma] tab → [Fine Tuning] column to set the items.