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-rw-r--r--include/gutenprint/channel.h89
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diff --git a/include/gutenprint/channel.h b/include/gutenprint/channel.h
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+/*
+ * "$Id: channel.h,v 1.5 2005/06/14 02:49:10 rlk Exp $"
+ *
+ * libgimpprint header.
+ *
+ * Copyright 1997-2000 Michael Sweet (mike@easysw.com) and
+ * Robert Krawitz (rlk@alum.mit.edu)
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Revision History:
+ *
+ * See ChangeLog
+ */
+
+/**
+ * @file gutenprint/channel.h
+ * @brief Channel functions.
+ */
+
+/*
+ * This file must include only standard C header files. The core code must
+ * compile on generic platforms that don't support glib, gimp, gtk, etc.
+ */
+
+#ifndef GUTENPRINT_CHANNEL_H
+#define GUTENPRINT_CHANNEL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+extern void stp_channel_reset(stp_vars_t *v);
+extern void stp_channel_reset_channel(stp_vars_t *v, int channel);
+
+extern void stp_channel_add(stp_vars_t *v, unsigned channel,
+ unsigned subchannel, double value);
+extern double stp_channel_get_value(stp_vars_t *v, unsigned channel,
+ unsigned subchannel);
+
+extern void stp_channel_set_density_adjustment(stp_vars_t *v,
+ int color, int subchannel,
+ double adjustment);
+extern double stp_channel_get_density_adjustment(stp_vars_t *v,
+ int color, int subchannel);
+extern void stp_channel_set_ink_limit(stp_vars_t *v, double limit);
+extern double stp_channel_get_ink_limit(stp_vars_t *v);
+extern void stp_channel_set_cutoff_adjustment(stp_vars_t *v,
+ int color, int subchannel,
+ double adjustment);
+extern double stp_channel_get_cutoff_adjustment(stp_vars_t *v,
+ int color, int subchannel);
+extern void stp_channel_set_black_channel(stp_vars_t *v, int channel);
+extern int stp_channel_get_black_channel(stp_vars_t *v);
+extern void stp_channel_set_gloss_channel(stp_vars_t *v, int channel);
+extern int stp_channel_get_gloss_channel(stp_vars_t *v);
+extern void stp_channel_set_gloss_limit(stp_vars_t *v, double limit);
+extern double stp_channel_get_gloss_limit(stp_vars_t *v);
+extern void stp_channel_set_curve(stp_vars_t *v, int channel,
+ const stp_curve_t *curve);
+extern const stp_curve_t *stp_channel_get_curve(stp_vars_t *v, int channel);
+
+extern void stp_channel_initialize(stp_vars_t *v, stp_image_t *image,
+ int input_channel_count);
+
+extern void stp_channel_convert(const stp_vars_t *v, unsigned *zero_mask);
+
+extern unsigned short * stp_channel_get_input(const stp_vars_t *v);
+
+extern unsigned short * stp_channel_get_output(const stp_vars_t *v);
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* GUTENPRINT_CHANNEL_H */