gstreamer/gst-libs/gst/vaapi/gstvaapidisplay.h
2013-05-07 17:51:27 +02:00

214 lines
5.7 KiB
C

/*
* gstvaapidisplay.h - VA display abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2011-2013 Intel Corporation
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#ifndef GST_VAAPI_DISPLAY_H
#define GST_VAAPI_DISPLAY_H
#include <va/va.h>
#include <gst/gst.h>
#include <gst/vaapi/gstvaapitypes.h>
#include <gst/vaapi/gstvaapiimageformat.h>
#include <gst/vaapi/gstvaapiprofile.h>
G_BEGIN_DECLS
#define GST_VAAPI_DISPLAY(obj) \
((GstVaapiDisplay *)(obj))
#define GST_VAAPI_IS_DISPLAY(obj) \
((obj) != NULL)
typedef struct _GstVaapiDisplayInfo GstVaapiDisplayInfo;
typedef struct _GstVaapiDisplay GstVaapiDisplay;
/**
* GstVaapiDisplayType:
* @GST_VAAPI_DISPLAY_TYPE_ANY: Automatic detection of the display type.
* @GST_VAAPI_DISPLAY_TYPE_X11: VA/X11 display.
* @GST_VAAPI_DISPLAY_TYPE_GLX: VA/GLX display.
* @GST_VAAPI_DISPLAY_TYPE_WAYLAND: VA/Wayland display.
* @GST_VAAPI_DISPLAY_TYPE_DRM: VA/DRM display.
*/
typedef enum {
GST_VAAPI_DISPLAY_TYPE_ANY = 0,
GST_VAAPI_DISPLAY_TYPE_X11,
GST_VAAPI_DISPLAY_TYPE_GLX,
GST_VAAPI_DISPLAY_TYPE_WAYLAND,
GST_VAAPI_DISPLAY_TYPE_DRM,
} GstVaapiDisplayType;
#define GST_VAAPI_TYPE_DISPLAY_TYPE \
(gst_vaapi_display_type_get_type())
GType
gst_vaapi_display_type_get_type(void) G_GNUC_CONST;
/**
* GstVaapiDisplayInfo:
*
* Generic class to retrieve VA display info
*/
struct _GstVaapiDisplayInfo {
GstVaapiDisplay *display;
GstVaapiDisplayType display_type;
gchar *display_name;
VADisplay va_display;
gpointer native_display;
};
/**
* GstVaapiDisplayProperties:
* @GST_VAAPI_DISPLAY_PROP_RENDER_MODE: rendering mode (#GstVaapiRenderMode).
* @GST_VAAPI_DISPLAY_PROP_ROTATION: rotation angle (#GstVaapiRotation).
* @GST_VAAPI_DISPLAY_PROP_HUE: hue (float: [-180 ; 180], default: 0).
* @GST_VAAPI_DISPLAY_PROP_SATURATION: saturation (float: [0 ; 2], default: 1).
* @GST_VAAPI_DISPLAY_PROP_BRIGHTNESS: brightness (float: [-1 ; 1], default: 0).
* @GST_VAAPI_DISPLAY_PROP_CONTRAST: contrast (float: [0 ; 2], default: 1).
*/
#define GST_VAAPI_DISPLAY_PROP_RENDER_MODE "render-mode"
#define GST_VAAPI_DISPLAY_PROP_ROTATION "rotation"
#define GST_VAAPI_DISPLAY_PROP_HUE "hue"
#define GST_VAAPI_DISPLAY_PROP_SATURATION "saturation"
#define GST_VAAPI_DISPLAY_PROP_BRIGHTNESS "brightness"
#define GST_VAAPI_DISPLAY_PROP_CONTRAST "contrast"
GstVaapiDisplay *
gst_vaapi_display_new_with_display(VADisplay va_display);
GstVaapiDisplay *
gst_vaapi_display_ref(GstVaapiDisplay *display);
void
gst_vaapi_display_unref(GstVaapiDisplay *display);
void
gst_vaapi_display_replace(GstVaapiDisplay **old_display_ptr,
GstVaapiDisplay *new_display);
void
gst_vaapi_display_lock(GstVaapiDisplay *display);
void
gst_vaapi_display_unlock(GstVaapiDisplay *display);
void
gst_vaapi_display_sync(GstVaapiDisplay *display);
void
gst_vaapi_display_flush(GstVaapiDisplay *display);
GstVaapiDisplayType
gst_vaapi_display_get_display_type(GstVaapiDisplay *display);
VADisplay
gst_vaapi_display_get_display(GstVaapiDisplay *display);
guint
gst_vaapi_display_get_width(GstVaapiDisplay *display);
guint
gst_vaapi_display_get_height(GstVaapiDisplay *display);
void
gst_vaapi_display_get_size(GstVaapiDisplay *display, guint *pwidth, guint *pheight);
void
gst_vaapi_display_get_pixel_aspect_ratio(
GstVaapiDisplay *display,
guint *par_n,
guint *par_d
);
GstCaps *
gst_vaapi_display_get_decode_caps(GstVaapiDisplay *display);
gboolean
gst_vaapi_display_has_decoder(
GstVaapiDisplay *display,
GstVaapiProfile profile,
GstVaapiEntrypoint entrypoint
);
GstCaps *
gst_vaapi_display_get_encode_caps(GstVaapiDisplay *display);
gboolean
gst_vaapi_display_has_encoder(
GstVaapiDisplay *display,
GstVaapiProfile profile,
GstVaapiEntrypoint entrypoint
);
GstCaps *
gst_vaapi_display_get_image_caps(GstVaapiDisplay *display);
gboolean
gst_vaapi_display_has_image_format(
GstVaapiDisplay *display,
GstVaapiImageFormat format
);
GstCaps *
gst_vaapi_display_get_subpicture_caps(GstVaapiDisplay *display);
gboolean
gst_vaapi_display_has_subpicture_format(
GstVaapiDisplay *display,
GstVaapiImageFormat format,
guint *flags_ptr
);
gboolean
gst_vaapi_display_has_property(GstVaapiDisplay *display, const gchar *name);
gboolean
gst_vaapi_display_get_property(GstVaapiDisplay *display, const gchar *name,
GValue *out_value);
gboolean
gst_vaapi_display_set_property(GstVaapiDisplay *display, const gchar *name,
const GValue *value);
gboolean
gst_vaapi_display_get_render_mode(
GstVaapiDisplay *display,
GstVaapiRenderMode *pmode
);
gboolean
gst_vaapi_display_set_render_mode(
GstVaapiDisplay *display,
GstVaapiRenderMode mode
);
GstVaapiRotation
gst_vaapi_display_get_rotation(GstVaapiDisplay *display);
gboolean
gst_vaapi_display_set_rotation(
GstVaapiDisplay *display,
GstVaapiRotation rotation
);
G_END_DECLS
#endif /* GST_VAAPI_DISPLAY_H */