| /* |
| * GStreamer |
| * Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.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_EFFECTS_H__ |
| #define __GST_GL_EFFECTS_H__ |
| |
| #include <gst/gl/gstglfilter.h> |
| #include "effects/gstgleffectssources.h" |
| |
| G_BEGIN_DECLS |
| |
| #define GST_TYPE_GL_EFFECTS (gst_gl_effects_get_type()) |
| #define GST_GL_EFFECTS(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_GL_EFFECTS,GstGLEffects)) |
| #define GST_IS_GL_EFFECTS(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_GL_EFFECTS)) |
| #define GST_GL_EFFECTS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) , GST_TYPE_GL_EFFECTS,GstGLEffectsClass)) |
| #define GST_IS_GL_EFFECTS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) , GST_TYPE_GL_EFFECTS)) |
| #define GST_GL_EFFECTS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) , GST_TYPE_GL_EFFECTS,GstGLEffectsClass)) |
| |
| #define USING_OPENGL(context) (gst_gl_context_check_gl_version (context, GST_GL_API_OPENGL, 1, 0)) |
| #define USING_OPENGL3(context) (gst_gl_context_check_gl_version (context, GST_GL_API_OPENGL3, 3, 1)) |
| #define USING_GLES(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES, 1, 0)) |
| #define USING_GLES2(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES2, 2, 0)) |
| #define USING_GLES3(context) (gst_gl_context_check_gl_version (context, GST_GL_API_GLES2, 3, 0)) |
| |
| typedef struct _GstGLEffects GstGLEffects; |
| typedef struct _GstGLEffectsClass GstGLEffectsClass; |
| |
| typedef struct { |
| gint effect; |
| guint supported_properties; |
| const gchar *filter_name; |
| } GstGLEffectsFilterDescriptor; |
| |
| typedef void (* GstGLEffectProcessFunc) (GstGLEffects *effects); |
| |
| #define NEEDED_TEXTURES 5 |
| |
| enum { |
| GST_GL_EFFECTS_CURVE_HEAT, |
| GST_GL_EFFECTS_CURVE_SEPIA, |
| GST_GL_EFFECTS_CURVE_XPRO, |
| GST_GL_EFFECTS_CURVE_LUMA_XPRO, |
| GST_GL_EFFECTS_CURVE_XRAY, |
| GST_GL_EFFECTS_N_CURVES |
| }; |
| |
| struct _GstGLEffects |
| { |
| GstGLFilter filter; |
| |
| GstGLEffectProcessFunc effect; |
| gint current_effect; |
| |
| GLuint intexture; |
| GLuint midtexture[NEEDED_TEXTURES]; |
| GLuint outtexture; |
| |
| GLuint curve[GST_GL_EFFECTS_N_CURVES]; |
| |
| GHashTable *shaderstable; |
| |
| gboolean horizontal_swap; /* switch left to right */ |
| gboolean invert; /* colours */ |
| }; |
| |
| struct _GstGLEffectsClass |
| { |
| GstGLFilterClass filter_class; |
| const GstGLEffectsFilterDescriptor *filter_descriptor; |
| }; |
| |
| GType gst_gl_effects_get_type (void); |
| gboolean gst_gl_effects_register_filters (GstPlugin *, GstRank); |
| GstGLShader* gst_gl_effects_get_fragment_shader (GstGLEffects *effects, |
| const gchar * shader_name, const gchar * shader_source_gles2); |
| |
| void gst_gl_effects_identity (GstGLEffects *effects); |
| void gst_gl_effects_mirror (GstGLEffects *effects); |
| void gst_gl_effects_squeeze (GstGLEffects *effects); |
| void gst_gl_effects_stretch (GstGLEffects *effects); |
| void gst_gl_effects_tunnel (GstGLEffects *effects); |
| void gst_gl_effects_fisheye (GstGLEffects *effects); |
| void gst_gl_effects_twirl (GstGLEffects *effects); |
| void gst_gl_effects_bulge (GstGLEffects *effects); |
| void gst_gl_effects_square (GstGLEffects *effects); |
| void gst_gl_effects_heat (GstGLEffects *effects); |
| void gst_gl_effects_sepia (GstGLEffects *effects); |
| void gst_gl_effects_xpro (GstGLEffects *effects); |
| void gst_gl_effects_xray (GstGLEffects *effects); |
| void gst_gl_effects_luma_xpro (GstGLEffects *effects); |
| void gst_gl_effects_sin (GstGLEffects *effects); |
| void gst_gl_effects_glow (GstGLEffects *effects); |
| void gst_gl_effects_sobel (GstGLEffects *effects); |
| void gst_gl_effects_blur (GstGLEffects *effects); |
| void gst_gl_effects_laplacian (GstGLEffects *effects); |
| |
| G_END_DECLS |
| |
| #endif /*__GST_GL_EFFECTS_H__ */ |