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/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _GST_GL_FORMAT_H_
#define _GST_GL_FORMAT_H_
#include <gst/gst.h>
#include <gst/gl/gstgl_fwd.h>
#include <gst/video/video.h>
/**
* GST_GL_TEXTURE_TARGET_2D_STR:
*
* String used for %GST_GL_TEXTURE_TARGET_2D in things like caps values
*/
#define GST_GL_TEXTURE_TARGET_2D_STR "2D"
/**
* GST_GL_TEXTURE_TARGET_RECTANGLE_STR:
*
* String used for %GST_GL_TEXTURE_TARGET_RECTANGLE in things like caps values
*/
#define GST_GL_TEXTURE_TARGET_RECTANGLE_STR "rectangle"
/**
* GST_GL_TEXTURE_TARGET_EXTERNAL_OES_STR:
*
* String used for %GST_GL_TEXTURE_TARGET_EXTERNAL_OES in things like caps values
*/
#define GST_GL_TEXTURE_TARGET_EXTERNAL_OES_STR "external-oes"
/**
* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_2D:
*
* String used for %GST_GL_TEXTURE_TARGET_2D as a #GstBufferPool pool option
*/
#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_2D "GstBufferPoolOptionGLTextureTarget2D"
/**
* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_RECTANGLE:
*
* String used for %GST_GL_TEXTURE_TARGET_RECTANGLE as a #GstBufferPool pool option
*/
#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_RECTANGLE "GstBufferPoolOptionGLTextureTargetRectangle"
/**
* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_EXTERNAL_OES:
*
* String used for %GST_GL_TEXTURE_TARGET_ESTERNAL_OES as a #GstBufferPool pool option
*/
#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_EXTERNAL_OES "GstBufferPoolOptionGLTextureTargetExternalOES"
G_BEGIN_DECLS
typedef enum
{
/* values taken from the GL headers */
GST_GL_LUMINANCE = 0x1909,
GST_GL_ALPHA = 0x1906,
GST_GL_LUMINANCE_ALPHA = 0x190A,
GST_GL_RED = 0x1903,
GST_GL_R8 = 0x8229,
GST_GL_RG = 0x8227,
GST_GL_RG8 = 0x822B,
GST_GL_RGB = 0x1907,
GST_GL_RGB8 = 0x8051,
GST_GL_RGB565 = 0x8D62,
GST_GL_RGBA = 0x1908,
GST_GL_RGBA8 = 0x8058,
GST_GL_DEPTH_COMPONENT16 = 0x81A5,
GST_GL_DEPTH24_STENCIL8 = 0x88F0,
} GstGLFormat;
GST_EXPORT
guint gst_gl_format_type_n_bytes (guint format,
guint type);
GST_EXPORT
guint gst_gl_texture_type_n_bytes (GstVideoGLTextureType tex_format);
GST_EXPORT
guint gst_gl_format_from_gl_texture_type (GstVideoGLTextureType tex_format);
GST_EXPORT
GstVideoGLTextureType gst_gl_texture_type_from_format (GstGLContext * context,
GstVideoFormat v_format,
guint plane);
GST_EXPORT
guint gst_gl_sized_gl_format_from_gl_format_type (GstGLContext * context,
guint format,
guint type);
GST_EXPORT
GstGLTextureTarget gst_gl_texture_target_from_string (const gchar * str);
GST_EXPORT
const gchar * gst_gl_texture_target_to_string (GstGLTextureTarget target);
GST_EXPORT
guint gst_gl_texture_target_to_gl (GstGLTextureTarget target);
GST_EXPORT
GstGLTextureTarget gst_gl_texture_target_from_gl (guint target);
GST_EXPORT
const gchar * gst_gl_texture_target_to_buffer_pool_option (GstGLTextureTarget target);
G_END_DECLS
#endif /* _GST_GL_FORMAT_H_ */
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