GstGLSLStage: GStreamer Base Plugins 1.0 Library Reference Manual

Functions

GstGLSLStage *	gst_glsl_stage_new ()
GstGLSLStage *	gst_glsl_stage_new_default_fragment ()
GstGLSLStage *	gst_glsl_stage_new_default_vertex ()
GstGLSLStage *	gst_glsl_stage_new_with_string ()
GstGLSLStage *	gst_glsl_stage_new_with_strings ()
gboolean	gst_glsl_stage_set_strings ()
gboolean	gst_glsl_stage_compile ()
guint	gst_glsl_stage_get_handle ()
GstGLSLProfile	gst_glsl_stage_get_profile ()
guint	gst_glsl_stage_get_shader_type ()
GstGLSLVersion	gst_glsl_stage_get_version ()

Types and Values

	GstGLSLStage
	GstGLSLStageClass

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstGLSLStage

Includes

#include <gst/gl/gl.h>

Description

GstGLSLStage holds and represents a single OpenGL shader stage.

Functions

gst_glsl_stage_new ()

GstGLSLStage *
gst_glsl_stage_new (GstGLContext *context,
                    guint type);

Parameters

context	a GstGLContext
type	the GL enum shader stage type

Returns

a new GstGLSLStage of the specified type .

[transfer floating]

Since: 1.8

gst_glsl_stage_new_default_fragment ()

GstGLSLStage *
gst_glsl_stage_new_default_fragment (GstGLContext *context);

gst_glsl_stage_new_default_vertex ()

GstGLSLStage *
gst_glsl_stage_new_default_vertex (GstGLContext *context);

gst_glsl_stage_new_with_string ()

GstGLSLStage *
gst_glsl_stage_new_with_string (GstGLContext *context,
                                guint type,
                                GstGLSLVersion version,
                                GstGLSLProfile profile,
                                const gchar *str);

Parameters

context	a GstGLContext
type	the GL enum shader stage type
version	the GstGLSLVersion
profile	the GstGLSLProfile
str	a shader string

Returns

a new GstGLSLStage of the specified type .

[transfer floating]

Since: 1.8

gst_glsl_stage_new_with_strings ()

GstGLSLStage *
gst_glsl_stage_new_with_strings (GstGLContext *context,
                                 guint type,
                                 GstGLSLVersion version,
                                 GstGLSLProfile profile,
                                 gint n_strings,
                                 const gchar **str);

Parameters

context	a GstGLContext
type	the GL enum shader stage type
version	the GstGLSLVersion
profile	the GstGLSLProfile
n_strings	the number of strings in `str`
str	an array of strings concatted together to produce a shader

Returns

a new GstGLSLStage of the specified type .

[transfer floating]

Since: 1.8

gst_glsl_stage_set_strings ()

gboolean
gst_glsl_stage_set_strings (GstGLSLStage *stage,
                            GstGLSLVersion version,
                            GstGLSLProfile profile,
                            gint n_strings,
                            const gchar **str);

Replaces the current shader string with str .

Parameters

stage	a GstGLSLStage
version	a GstGLSLVersion
profile	a GstGLSLProfile
n_strings	number of strings in `str`
str	a GLSL shader string.	[transfer none]

Since: 1.8

gst_glsl_stage_compile ()

gboolean
gst_glsl_stage_compile (GstGLSLStage *stage,
                        GError **error);

Parameters

stage	a GstGLSLStage
error	a GError to use on failure

Returns

whether the compilation suceeded

Since: 1.8

gst_glsl_stage_get_handle ()

guint
gst_glsl_stage_get_handle (GstGLSLStage *stage);

Parameters

stage

a GstGLSLStage

Returns

The GL handle for this shader stage

Since: 1.8

gst_glsl_stage_get_profile ()

GstGLSLProfile
gst_glsl_stage_get_profile (GstGLSLStage *stage);

Parameters

stage

a GstGLSLStage

Returns

The GLSL profile for the current shader stage

Since: 1.8

gst_glsl_stage_get_shader_type ()

guint
gst_glsl_stage_get_shader_type (GstGLSLStage *stage);

Parameters

stage

a GstGLSLStage

Returns

The GL shader type for this shader stage

Since: 1.8

gst_glsl_stage_get_version ()

GstGLSLVersion
gst_glsl_stage_get_version (GstGLSLStage *stage);

Parameters

stage

a GstGLSLStage

Returns

The GLSL version for the current shader stage

Since: 1.8

Types and Values

GstGLSLStage

typedef struct _GstGLSLStage GstGLSLStage;

Opaque GstGLSLStage struct

GstGLSLStageClass

typedef struct {
} GstGLSLStageClass;

Opaque GstGLSLStageClass struct

GstGLSLStage

Functions

Types and Values

Object Hierarchy

Includes

Description

Functions

gst_glsl_stage_new ()

Parameters

Returns

gst_glsl_stage_new_default_fragment ()

gst_glsl_stage_new_default_vertex ()

gst_glsl_stage_new_with_string ()

Parameters

Returns

gst_glsl_stage_new_with_strings ()

Parameters

Returns

gst_glsl_stage_set_strings ()

Parameters

gst_glsl_stage_compile ()

Parameters

Returns

gst_glsl_stage_get_handle ()

Parameters

Returns

gst_glsl_stage_get_profile ()

Parameters

Returns

gst_glsl_stage_get_shader_type ()

Parameters

Returns

gst_glsl_stage_get_version ()

Parameters

Returns

Types and Values

GstGLSLStage

GstGLSLStageClass

See Also