376               destination_image->alpha_trait=BlendPixelTrait;  in ChannelFxImage()
541         combine_image->alpha_trait=BlendPixelTrait;  in CombineImages()
548         combine_image->alpha_trait=BlendPixelTrait;  in CombineImages()
554         combine_image->alpha_trait=BlendPixelTrait;  in CombineImages()
677   return(image->alpha_trait != UndefinedPixelTrait ? MagickTrue : MagickFalse);  in GetImageAlphaChannel()
747   separate_image->alpha_trait=UndefinedPixelTrait;  in SeparateImage()
995       image->alpha_trait=BlendPixelTrait;  in SetImageAlphaChannel()
1053       image->alpha_trait=CopyPixelTrait;  in SetImageAlphaChannel()
1061       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1105       image->alpha_trait=UpdatePixelTrait;  in SetImageAlphaChannel()
1112       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1114       image->alpha_trait=CopyPixelTrait;  in SetImageAlphaChannel()
1125       image->alpha_trait=BlendPixelTrait;  in SetImageAlphaChannel()
1175       image->alpha_trait=UndefinedPixelTrait;  in SetImageAlphaChannel()
1180       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1182       image->alpha_trait=UpdatePixelTrait;  in SetImageAlphaChannel()
1189       image->alpha_trait=UndefinedPixelTrait;  in SetImageAlphaChannel()
1194       image->alpha_trait=UndefinedPixelTrait;  in SetImageAlphaChannel()
1199       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1201       image->alpha_trait=BlendPixelTrait;  in SetImageAlphaChannel()
1214       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1251       image->alpha_trait=image->background_color.alpha_trait;  in SetImageAlphaChannel()
1256       if (image->alpha_trait == UndefinedPixelTrait)  in SetImageAlphaChannel()
1268       image->alpha_trait=UpdatePixelTrait;  in SetImageAlphaChannel()