ImageGear Professional v18.2 > API Reference Guide > Core Component API Reference > Core Component Functions Reference > Extra Channel Info Functions > IG_extra_channel_info_opacity_get |
This function gets opacity of the extra channel.
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AT_ERRCOUNT ACCUAPI IG_extra_channel_info_opacity_get( HIGEXTRACHANNELINFO hInfo, LPAT_WORD lpOpacity ); |
Name | Type | Description |
hInfo | HIGEXTRACHANNELINFO | Extra channel object. |
lpOpacity | LPAT_WORD | Returns opacity value of this extra channel. |
Error Count.
This function does not process image pixels.
This function is applicable to any type of extra channels except IG_EXTRA_CHANNEL_TYPE_Unknown. |