Adjusting The Tone Curve - Canon EOS Digital Photo Professional Instruction Manual

Adjusting the Tone Curve

You can switch the tone curve display values between RGB and Brightness (2-38).
1
Click the button to select a channel.
The same settings are used
for all RGB channels.
2
Adjust the tone curve.
Clicking the tone curve shows [
place.
You can specify up to 8 points [
Double-clicking [
Enter a value to specify
the maximum output.
When you move the
cursor to the left edge of
the graph, the cursor [ ]
changes to [ ].
Drag the slider right to
adjust the shadow point.
Enter a value to specify
the minimum output.
Enter a value in the range of 0 to 247 (in 1-
stop increments) to adjust the shadow point.
The settings are used for the B channel.
The settings are used for the G channel.
The settings are used for the R channel.
] on the tone curve. Drag [
].
] deletes it.
When you move the cursor to the top of the graph, [ ]
changes to [ ].
Drag it downward to adjust the highlight point in the
output side.
When you move the cursor to the bottom of the graph,
[ ] changes to [ ].
Drag it upward to adjust the shadow point in the
output side.
Editing Images
] to your desired
Horizontal axis: Input level
Vertical axis: Output level
When you move the cursor to
the right edge of the graph, the
cursor [ ] changes to [
Drag the slider left to adjust the
highlight point.
Enter a value in the range of 8
to 255 (in 1-stop increments)
to adjust the highlight point.
3
].
3-9