/*
* Copyright © 2021 Benjamin Otte
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see .
*
* Authors: Benjamin Otte
*/
#pragma once
#include "gdkenums.h"
#include
G_BEGIN_DECLS
typedef enum {
GDK_MEMORY_ALPHA_PREMULTIPLIED,
GDK_MEMORY_ALPHA_STRAIGHT,
GDK_MEMORY_ALPHA_OPAQUE
} GdkMemoryAlpha;
typedef enum {
GDK_MEMORY_U8,
GDK_MEMORY_U16,
GDK_MEMORY_FLOAT16,
GDK_MEMORY_FLOAT32
} GdkMemoryDepth;
gsize gdk_memory_format_alignment (GdkMemoryFormat format) G_GNUC_CONST;
GdkMemoryAlpha gdk_memory_format_alpha (GdkMemoryFormat format) G_GNUC_CONST;
gsize gdk_memory_format_bytes_per_pixel (GdkMemoryFormat format) G_GNUC_CONST;
GdkMemoryDepth gdk_memory_format_get_depth (GdkMemoryFormat format) G_GNUC_CONST;
GdkMemoryDepth gdk_memory_depth_merge (GdkMemoryDepth depth1,
GdkMemoryDepth depth2) G_GNUC_CONST;
GdkMemoryFormat gdk_memory_depth_get_alpha_format (GdkMemoryDepth depth) G_GNUC_CONST;
gboolean gdk_memory_format_gl_format (GdkMemoryFormat format,
gboolean gles,
guint gl_major,
guint gl_minor,
guint *out_internal_format,
guint *out_format,
guint *out_type,
GLint out_gizzle[4]);
void gdk_memory_convert (guchar *dest_data,
gsize dest_stride,
GdkMemoryFormat dest_format,
const guchar *src_data,
gsize src_stride,
GdkMemoryFormat src_format,
gsize width,
gsize height);
G_END_DECLS