static void gst_gl_effects_xray_step_three (gint width, gint height, guint texture, gpointer data) { GstGLEffects *effects = GST_GL_EFFECTS (data); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "xray2"); if (!shader) { shader = gst_gl_shader_new (); g_hash_table_insert (effects->shaderstable, "xray2", shader); } g_return_if_fail (gst_gl_shader_compile_and_check (shader, vconv7_fragment_source, GST_GL_SHADER_FRAGMENT_SOURCE)); glMatrixMode (GL_PROJECTION); glLoadIdentity (); gst_gl_shader_use (shader); glActiveTexture (GL_TEXTURE1); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1i (shader, "tex", 1); gst_gl_shader_set_uniform_1fv (shader, "kernel", 9, gauss_kernel); gst_gl_effects_draw_texture (effects, texture); }
void gst_gl_effects_xray_step_five (gint width, gint height, guint texture, gpointer stuff) { GstGLEffects *effects = GST_GL_EFFECTS (stuff); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "xray4"); if (!shader) { shader = gst_gl_shader_new (); g_hash_table_insert (effects->shaderstable, "xray4", shader); } if (!gst_gl_shader_compile_and_check (shader, multiply_fragment_source, GST_GL_SHADER_FRAGMENT_SOURCE)) { gst_gl_display_set_error (GST_GL_FILTER (effects)->display, "Failed to initialize multiply shader"); GST_ELEMENT_ERROR (effects, RESOURCE, NOT_FOUND, GST_GL_DISPLAY_ERR_MSG (GST_GL_FILTER (effects)->display), (NULL)); return; } glMatrixMode (GL_PROJECTION); glLoadIdentity (); gst_gl_shader_use (shader); glActiveTexture (GL_TEXTURE2); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, effects->midtexture[2]); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1i (shader, "base", 2); glActiveTexture (GL_TEXTURE1); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1f (shader, "alpha", (gfloat) 0.5f); gst_gl_shader_set_uniform_1i (shader, "blend", 1); gst_gl_effects_draw_texture (effects, texture); }
static void gst_gl_effects_xray_step_two (gint width, gint height, guint texture, gpointer data) { GstGLEffects *effects = GST_GL_EFFECTS (data); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "xray1"); if (!shader) { shader = gst_gl_shader_new (); g_hash_table_insert (effects->shaderstable, "xray1", shader); } if (!kernel_ready) { fill_gaussian_kernel (gauss_kernel, 7, 1.5); kernel_ready = TRUE; } if (!gst_gl_shader_compile_and_check (shader, hconv7_fragment_source, GST_GL_SHADER_FRAGMENT_SOURCE)) { gst_gl_display_set_error (GST_GL_FILTER (effects)->display, "Failed to initialize hconv7 shader"); GST_ELEMENT_ERROR (effects, RESOURCE, NOT_FOUND, GST_GL_DISPLAY_ERR_MSG (GST_GL_FILTER (effects)->display), (NULL)); return; } glMatrixMode (GL_PROJECTION); glLoadIdentity (); gst_gl_shader_use (shader); glActiveTexture (GL_TEXTURE1); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1i (shader, "tex", 1); gst_gl_shader_set_uniform_1fv (shader, "kernel", 9, gauss_kernel); gst_gl_effects_draw_texture (effects, texture); }
static void gst_gl_effects_stretch_callback (gint width, gint height, guint texture, gpointer data) { GstGLEffects *effects = GST_GL_EFFECTS (data); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "stretch0"); if (!shader) { shader = gst_gl_shader_new (); g_hash_table_insert (effects->shaderstable, "stretch0", shader); } if (!gst_gl_shader_compile_and_check (shader, stretch_fragment_source, GST_GL_SHADER_FRAGMENT_SOURCE)) { gst_gl_display_set_error (GST_GL_FILTER (effects)->display, "Failed to initialize stretch shader"); GST_ELEMENT_ERROR (effects, RESOURCE, NOT_FOUND, GST_GL_DISPLAY_ERR_MSG (GST_GL_FILTER (effects)->display), (NULL)); return; } glMatrixMode (GL_PROJECTION); glLoadIdentity (); gst_gl_shader_use (shader); glActiveTexture (GL_TEXTURE0); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture); gst_gl_shader_set_uniform_1i (shader, "tex", 0); gst_gl_shader_set_uniform_1f (shader, "width", (gfloat) width / 2.0f); gst_gl_shader_set_uniform_1f (shader, "height", (gfloat) height / 2.0f); gst_gl_effects_draw_texture (effects, texture); }
void gst_gl_effects_xray_step_five (gint width, gint height, guint texture, gpointer stuff) { GstGLEffects *effects = GST_GL_EFFECTS (stuff); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "xray4"); if (!shader) { shader = gst_gl_shader_new (); g_hash_table_insert (effects->shaderstable, "xray4", shader); } g_return_if_fail (gst_gl_shader_compile_and_check (shader, multiply_fragment_source, GST_GL_SHADER_FRAGMENT_SOURCE)); glMatrixMode (GL_PROJECTION); glLoadIdentity (); gst_gl_shader_use (shader); glActiveTexture (GL_TEXTURE2); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, effects->midtexture[2]); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1i (shader, "base", 2); glActiveTexture (GL_TEXTURE1); glEnable (GL_TEXTURE_RECTANGLE_ARB); glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture); glDisable (GL_TEXTURE_RECTANGLE_ARB); gst_gl_shader_set_uniform_1f (shader, "alpha", (gfloat) 0.5f); gst_gl_shader_set_uniform_1i (shader, "blend", 1); gst_gl_effects_draw_texture (effects, texture); }