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129 lines
4.5 KiB
C
129 lines
4.5 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_GL_FORMAT_H_
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#define _GST_GL_FORMAT_H_
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#include <gst/gst.h>
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#include <gst/gl/gstgl_fwd.h>
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#include <gst/video/video.h>
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/**
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* GST_GL_TEXTURE_TARGET_2D_STR:
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*
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* String used for %GST_GL_TEXTURE_TARGET_2D in things like caps values
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*/
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#define GST_GL_TEXTURE_TARGET_2D_STR "2D"
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/**
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* GST_GL_TEXTURE_TARGET_RECTANGLE_STR:
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*
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* String used for %GST_GL_TEXTURE_TARGET_RECTANGLE in things like caps values
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*/
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#define GST_GL_TEXTURE_TARGET_RECTANGLE_STR "rectangle"
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/**
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* GST_GL_TEXTURE_TARGET_EXTERNAL_OES_STR:
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*
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* String used for %GST_GL_TEXTURE_TARGET_EXTERNAL_OES in things like caps values
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*/
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#define GST_GL_TEXTURE_TARGET_EXTERNAL_OES_STR "external-oes"
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/**
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* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_2D:
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*
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* String used for %GST_GL_TEXTURE_TARGET_2D as a #GstBufferPool pool option
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*/
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#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_2D "GstBufferPoolOptionGLTextureTarget2D"
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/**
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* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_RECTANGLE:
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*
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* String used for %GST_GL_TEXTURE_TARGET_RECTANGLE as a #GstBufferPool pool option
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*/
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#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_RECTANGLE "GstBufferPoolOptionGLTextureTargetRectangle"
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/**
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* GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_EXTERNAL_OES:
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*
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* String used for %GST_GL_TEXTURE_TARGET_EXTERNAL_OES as a #GstBufferPool pool option
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*/
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#define GST_BUFFER_POOL_OPTION_GL_TEXTURE_TARGET_EXTERNAL_OES "GstBufferPoolOptionGLTextureTargetExternalOES"
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G_BEGIN_DECLS
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typedef enum
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{
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/* values taken from the GL headers */
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GST_GL_LUMINANCE = 0x1909,
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GST_GL_ALPHA = 0x1906,
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GST_GL_LUMINANCE_ALPHA = 0x190A,
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GST_GL_RED = 0x1903,
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GST_GL_R8 = 0x8229,
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GST_GL_RG = 0x8227,
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GST_GL_RG8 = 0x822B,
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GST_GL_RGB = 0x1907,
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GST_GL_RGB8 = 0x8051,
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GST_GL_RGB565 = 0x8D62,
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GST_GL_RGBA = 0x1908,
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GST_GL_RGBA8 = 0x8058,
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GST_GL_DEPTH_COMPONENT16 = 0x81A5,
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GST_GL_DEPTH24_STENCIL8 = 0x88F0,
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} GstGLFormat;
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GST_EXPORT
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guint gst_gl_format_type_n_bytes (guint format,
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guint type);
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GST_EXPORT
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guint gst_gl_texture_type_n_bytes (GstVideoGLTextureType tex_format);
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GST_EXPORT
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guint gst_gl_format_from_gl_texture_type (GstVideoGLTextureType tex_format);
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GST_EXPORT
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GstVideoGLTextureType gst_gl_texture_type_from_format (GstGLContext * context,
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GstVideoFormat v_format,
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guint plane);
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GST_EXPORT
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guint gst_gl_sized_gl_format_from_gl_format_type (GstGLContext * context,
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guint format,
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guint type);
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GST_EXPORT
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GstGLTextureTarget gst_gl_texture_target_from_string (const gchar * str);
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GST_EXPORT
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const gchar * gst_gl_texture_target_to_string (GstGLTextureTarget target);
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GST_EXPORT
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guint gst_gl_texture_target_to_gl (GstGLTextureTarget target);
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GST_EXPORT
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GstGLTextureTarget gst_gl_texture_target_from_gl (guint target);
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GST_EXPORT
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const gchar * gst_gl_texture_target_to_buffer_pool_option (GstGLTextureTarget target);
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G_END_DECLS
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#endif /* _GST_GL_FORMAT_H_ */
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