ImageGear for C and C++ on Windows v19.0
IG_extra_channel_info_opacity_set
| API Reference Guide > Core Component API Reference > Core Component Functions Reference > Extra Channel Info Functions > IG_extra_channel_info_opacity_set |
This function sets new opacity for the extra channel.
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Copy Code
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AT_ERRCOUNT ACCUAPI IG_extra_channel_info_opacity_set(
HIGEXTRACHANNELINFO hInfo,
AT_WORD Opacity
);
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| Name | Type | Description |
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| hInfo | HIGEXTRACHANNELINFO | Extra channel object. |
| Opacity | AT_WORD | New opacity value for this extra channel (should be in range 0-100). |
Error Count.
This function does not process image pixels.
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This function is applicable to any type of extra channels except IG_EXTRA_CHANNEL_TYPE_Unknown. |