static void
gst_vr_compositor_class_init (GstVRCompositorClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstBaseTransformClass *base_transform_class;
gobject_class = (GObjectClass *) klass;
element_class = GST_ELEMENT_CLASS (klass);
base_transform_class = GST_BASE_TRANSFORM_CLASS (klass);
gobject_class->set_property = gst_vr_compositor_set_property;
gobject_class->get_property = gst_vr_compositor_get_property;
base_transform_class->src_event = gst_vr_compositor_src_event;
gst_gl_filter_add_rgba_pad_templates (GST_GL_FILTER_CLASS (klass));
GST_GL_FILTER_CLASS (klass)->init_fbo = gst_vr_compositor_init_scene;
// GST_GL_FILTER_CLASS (klass)->display_reset_cb = gst_vr_compositor_reset_gl;
GST_GL_FILTER_CLASS (klass)->set_caps = gst_vr_compositor_set_caps;
GST_GL_FILTER_CLASS (klass)->filter_texture =
gst_vr_compositor_filter_texture;
GST_BASE_TRANSFORM_CLASS (klass)->stop = gst_vr_compositor_stop;
gst_element_class_set_metadata (element_class, "VR compositor",
"Filter/Effect/Video", "Transform video for VR",
"Lubosz Sarnecki <*****@*****.**>\n");
GST_GL_BASE_FILTER_CLASS (klass)->supported_gl_api = GST_GL_API_OPENGL3;
}
static void
gst_gl_deinterlace_class_init (GstGLDeinterlaceClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
gobject_class = (GObjectClass *) klass;
element_class = GST_ELEMENT_CLASS (klass);
gst_gl_filter_add_rgba_pad_templates (GST_GL_FILTER_CLASS (klass));
gobject_class->set_property = gst_gl_deinterlace_set_property;
gobject_class->get_property = gst_gl_deinterlace_get_property;
gst_element_class_set_metadata (element_class,
"OpenGL deinterlacing filter", "Deinterlace",
"Deinterlacing based on fragment shaders",
"Julien Isorce <*****@*****.**>");
g_object_class_install_property (gobject_class,
PROP_METHOD,
g_param_spec_enum ("method",
"Deinterlace Method",
"Select which deinterlace method apply to GL video texture",
GST_TYPE_GL_DEINTERLACE_METHODS,
GST_GL_DEINTERLACE_VFIR, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_BASE_TRANSFORM_CLASS (klass)->start = gst_gl_deinterlace_start;
GST_BASE_TRANSFORM_CLASS (klass)->stop = gst_gl_deinterlace_reset;
GST_GL_FILTER_CLASS (klass)->filter = gst_gl_deinterlace_filter;
GST_GL_FILTER_CLASS (klass)->filter_texture =
gst_gl_deinterlace_filter_texture;
GST_GL_FILTER_CLASS (klass)->init_fbo = gst_gl_deinterlace_init_fbo;
GST_GL_BASE_FILTER_CLASS (klass)->supported_gl_api =
GST_GL_API_OPENGL | GST_GL_API_GLES2 | GST_GL_API_OPENGL3;
}
static void
gst_gl_view_convert_element_class_init (GstGLViewConvertElementClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
gobject_class = (GObjectClass *) klass;
element_class = GST_ELEMENT_CLASS (klass);
gst_gl_filter_add_rgba_pad_templates (GST_GL_FILTER_CLASS (klass));
gobject_class->set_property = gst_gl_view_convert_element_set_property;
gobject_class->get_property = gst_gl_view_convert_element_get_property;
gobject_class->dispose = gst_gl_view_convert_dispose;
gst_element_class_set_metadata (element_class,
"OpenGL Multiview/3D conversion filter", "Filter",
"Convert stereoscopic/multiview video formats",
"Jan Schmidt <*****@*****.**>\n"
"Matthew Waters <*****@*****.**>");
GST_GL_FILTER_CLASS (klass)->set_caps = gst_gl_view_convert_element_set_caps;
GST_GL_FILTER_CLASS (klass)->transform_internal_caps =
gst_gl_view_convert_element_transform_internal_caps;
GST_BASE_TRANSFORM_CLASS (klass)->stop = gst_gl_view_convert_element_stop;
GST_BASE_TRANSFORM_CLASS (klass)->fixate_caps =
gst_gl_view_convert_element_fixate_caps;
GST_BASE_TRANSFORM_CLASS (klass)->submit_input_buffer =
gst_gl_view_convert_element_submit_input_buffer;
GST_BASE_TRANSFORM_CLASS (klass)->generate_output =
gst_gl_view_convert_element_generate_output_buffer;
g_object_class_install_property (gobject_class, PROP_INPUT_LAYOUT,
g_param_spec_enum ("input-mode-override",
"Input Multiview Mode Override",
"Override any input information about multiview layout",
GST_TYPE_VIDEO_MULTIVIEW_FRAME_PACKING,
GST_VIDEO_MULTIVIEW_MODE_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_INPUT_FLAGS,
g_param_spec_flags ("input-flags-override",
"Input Multiview Flags Override",
"Override any input information about multiview layout flags",
GST_TYPE_VIDEO_MULTIVIEW_FLAGS, GST_VIDEO_MULTIVIEW_FLAGS_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_OUTPUT_LAYOUT,
g_param_spec_enum ("output-mode-override",
"Output Multiview Mode Override",
"Override automatic output mode selection for multiview layout",
GST_TYPE_VIDEO_MULTIVIEW_MODE, GST_VIDEO_MULTIVIEW_MODE_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_OUTPUT_FLAGS,
g_param_spec_flags ("output-flags-override",
"Output Multiview Flags Override",
"Override automatic negotiation for output multiview layout flags",
GST_TYPE_VIDEO_MULTIVIEW_FLAGS, GST_VIDEO_MULTIVIEW_FLAGS_NONE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_OUTPUT_DOWNMIX_MODE,
g_param_spec_enum ("downmix-mode", "Mode for mono downmixed output",
"Output anaglyph type to generate when downmixing to mono",
GST_TYPE_GL_STEREO_DOWNMIX_MODE_TYPE, DEFAULT_DOWNMIX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
static void
gst_gl_alpha_class_init (GstGLAlphaClass * klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
GstElementClass *gstelement_class = (GstElementClass *) klass;
GstBaseTransformClass *trans_class = (GstBaseTransformClass *) klass;
GstGLBaseFilterClass *base_filter_class = (GstGLBaseFilterClass *) klass;
GstGLFilterClass *filter_class = (GstGLFilterClass *) klass;
GST_DEBUG_CATEGORY_INIT (glalpha_debug, "glalpha", 0, "glalpha");
gst_gl_filter_add_rgba_pad_templates (GST_GL_FILTER_CLASS (klass));
gobject_class->set_property = gst_gl_alpha_set_property;
gobject_class->get_property = gst_gl_alpha_get_property;
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_METHOD,
g_param_spec_enum ("method", "Method",
"How the alpha channels should be created", GST_TYPE_GL_ALPHA_METHOD,
DEFAULT_METHOD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_ALPHA,
g_param_spec_double ("alpha", "Alpha", "The value for the alpha channel",
0.0, 1.0, DEFAULT_ALPHA,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_TARGET_R,
g_param_spec_uint ("target-r", "Target Red",
"The red color value for custom RGB chroma keying", 0, 255,
DEFAULT_TARGET_R,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_TARGET_G,
g_param_spec_uint ("target-g", "Target Green",
"The green color value for custom RGB chroma keying", 0, 255,
DEFAULT_TARGET_G,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_TARGET_B,
g_param_spec_uint ("target-b", "Target Blue",
"The blue color value for custom RGB chroma keying", 0, 255,
DEFAULT_TARGET_B,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_ANGLE,
g_param_spec_float ("angle", "Angle", "Size of the colorcube to change",
0.0, 90.0, DEFAULT_ANGLE,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_NOISE_LEVEL,
g_param_spec_float ("noise-level", "Noise Level", "Size of noise radius",
0.0, 64.0, DEFAULT_NOISE_LEVEL,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_BLACK_SENSITIVITY, g_param_spec_uint ("black-sensitivity",
"Black Sensitivity", "Sensitivity to dark colors", 0, 128,
DEFAULT_BLACK_SENSITIVITY,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_WHITE_SENSITIVITY, g_param_spec_uint ("white-sensitivity",
"White Sensitivity", "Sensitivity to bright colors", 0, 128,
DEFAULT_WHITE_SENSITIVITY,
G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_static_metadata (gstelement_class,
"OpenGL Alpha Filter", "Filter/Effect/Video",
"Adds an alpha channel to video using OpenGL - uniform or chroma-keying",
"Matthew Waters <*****@*****.**>");
trans_class->before_transform =
GST_DEBUG_FUNCPTR (gst_gl_alpha_before_transform);
trans_class->transform_ip_on_passthrough = FALSE;
base_filter_class->gl_start = GST_DEBUG_FUNCPTR (gst_gl_alpha_gl_start);
base_filter_class->gl_stop = GST_DEBUG_FUNCPTR (gst_gl_alpha_gl_stop);
filter_class->filter_texture =
GST_DEBUG_FUNCPTR (gst_gl_alpha_filter_texture);
}
static void
gst_gl_filtershader_class_init (GstGLFilterShaderClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
gobject_class = (GObjectClass *) klass;
element_class = GST_ELEMENT_CLASS (klass);
gst_gl_filter_add_rgba_pad_templates (GST_GL_FILTER_CLASS (klass));
gobject_class->finalize = gst_gl_filtershader_finalize;
gobject_class->set_property = gst_gl_filtershader_set_property;
gobject_class->get_property = gst_gl_filtershader_get_property;
g_object_class_install_property (gobject_class, PROP_SHADER,
g_param_spec_object ("shader", "Shader object",
"GstGLShader to use", GST_TYPE_GL_SHADER,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_VERTEX,
g_param_spec_string ("vertex", "Vertex Source",
"GLSL vertex source", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FRAGMENT,
g_param_spec_string ("fragment", "Fragment Source",
"GLSL fragment source", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/* FIXME: add other stages */
g_object_class_install_property (gobject_class, PROP_UNIFORMS,
g_param_spec_boxed ("uniforms", "GLSL Uniforms",
"GLSL Uniforms", GST_TYPE_STRUCTURE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_UPDATE_SHADER,
g_param_spec_boolean ("update-shader", "Update Shader",
"Emit the \'create-shader\' signal for the next frame",
FALSE, G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS));
/*
* GstGLFilterShader::create-shader:
* @object: the #GstGLFilterShader
*
* Ask's the application for a shader to render with as a result of
* inititialization or setting the 'update-shader' property.
*
* Returns: a new #GstGLShader for use in the rendering pipeline
*/
gst_gl_shader_signals[SIGNAL_CREATE_SHADER] =
g_signal_new ("create-shader", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_generic,
GST_TYPE_GL_SHADER, 0);
gst_element_class_set_metadata (element_class,
"OpenGL fragment shader filter", "Filter/Effect",
"Perform operations with a GLSL shader", "<*****@*****.**>");
GST_GL_FILTER_CLASS (klass)->filter = gst_gl_filtershader_filter;
GST_GL_FILTER_CLASS (klass)->filter_texture =
gst_gl_filtershader_filter_texture;
GST_GL_BASE_FILTER_CLASS (klass)->gl_start = gst_gl_filtershader_gl_start;
GST_GL_BASE_FILTER_CLASS (klass)->gl_stop = gst_gl_filtershader_gl_stop;
GST_GL_BASE_FILTER_CLASS (klass)->supported_gl_api =
GST_GL_API_OPENGL | GST_GL_API_GLES2 | GST_GL_API_OPENGL3;
}
