126   if (image->channel_mask == DefaultChannels)  in AutoGammaImage()
142       channel_mask;  in AutoGammaImage()  local
148     channel_mask=SetImageChannelMask(image,(ChannelType) (1 << i));  in AutoGammaImage()
152     (void) SetImageChannelMask(image,channel_mask);  in AutoGammaImage()
1103         if (image->channel_mask != DefaultChannels)  in ContrastStretchImage()
1585         if ((image->channel_mask & SyncChannels) != 0)  in EqualizeImage()
2697     channel_mask;  in LevelImageColors()  local
2718           channel_mask=SetImageChannelMask(image,RedChannel);  in LevelImageColors()
2721           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2725           channel_mask=SetImageChannelMask(image,GreenChannel);  in LevelImageColors()
2728           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2732           channel_mask=SetImageChannelMask(image,BlueChannel);  in LevelImageColors()
2735           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2740           channel_mask=SetImageChannelMask(image,BlackChannel);  in LevelImageColors()
2743           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2748           channel_mask=SetImageChannelMask(image,AlphaChannel);  in LevelImageColors()
2751           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2758           channel_mask=SetImageChannelMask(image,RedChannel);  in LevelImageColors()
2761           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2765           channel_mask=SetImageChannelMask(image,GreenChannel);  in LevelImageColors()
2768           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2772           channel_mask=SetImageChannelMask(image,BlueChannel);  in LevelImageColors()
2775           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2780           channel_mask=SetImageChannelMask(image,BlackChannel);  in LevelImageColors()
2783           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()
2788           channel_mask=SetImageChannelMask(image,AlphaChannel);  in LevelImageColors()
2791           (void) SetImageChannelMask(image,channel_mask);  in LevelImageColors()