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c0993182bd
Add gst_vaapi_display_get_vendor_string() helper function to query the underlying VA driver name. The display object owns the resulting string, so it shall not be deallocated. That function is thread-safe. It could be used for debugging purposes, for instance.
206 lines
5.9 KiB
C
206 lines
5.9 KiB
C
/*
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* gstvaapidisplay.h - VA display abstraction
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPI_DISPLAY_H
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#define GST_VAAPI_DISPLAY_H
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#include <va/va.h>
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#include <gst/gst.h>
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#include <gst/vaapi/gstvaapitypes.h>
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#include <gst/vaapi/gstvaapiprofile.h>
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#include <gst/vaapi/video-format.h>
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G_BEGIN_DECLS
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#define GST_VAAPI_DISPLAY(obj) \
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((GstVaapiDisplay *)(obj))
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typedef struct _GstVaapiDisplayInfo GstVaapiDisplayInfo;
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typedef struct _GstVaapiDisplay GstVaapiDisplay;
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/**
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* GstVaapiDisplayType:
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* @GST_VAAPI_DISPLAY_TYPE_ANY: Automatic detection of the display type.
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* @GST_VAAPI_DISPLAY_TYPE_X11: VA/X11 display.
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* @GST_VAAPI_DISPLAY_TYPE_GLX: VA/GLX display.
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* @GST_VAAPI_DISPLAY_TYPE_WAYLAND: VA/Wayland display.
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* @GST_VAAPI_DISPLAY_TYPE_DRM: VA/DRM display.
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*/
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typedef enum
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{
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GST_VAAPI_DISPLAY_TYPE_ANY = 0,
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GST_VAAPI_DISPLAY_TYPE_X11,
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GST_VAAPI_DISPLAY_TYPE_GLX,
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GST_VAAPI_DISPLAY_TYPE_WAYLAND,
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GST_VAAPI_DISPLAY_TYPE_DRM,
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} GstVaapiDisplayType;
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#define GST_VAAPI_TYPE_DISPLAY_TYPE \
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(gst_vaapi_display_type_get_type())
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GType
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gst_vaapi_display_type_get_type (void) G_GNUC_CONST;
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gboolean
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gst_vaapi_display_type_is_compatible (GstVaapiDisplayType type1,
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GstVaapiDisplayType type2);
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/**
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* GstVaapiDisplayInfo:
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*
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* Generic class to retrieve VA display info
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*/
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struct _GstVaapiDisplayInfo
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{
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GstVaapiDisplay *display;
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GstVaapiDisplayType display_type;
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gchar *display_name;
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VADisplay va_display;
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gpointer native_display;
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};
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/**
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* GstVaapiDisplayProperties:
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* @GST_VAAPI_DISPLAY_PROP_RENDER_MODE: rendering mode (#GstVaapiRenderMode).
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* @GST_VAAPI_DISPLAY_PROP_ROTATION: rotation angle (#GstVaapiRotation).
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* @GST_VAAPI_DISPLAY_PROP_HUE: hue (float: [-180 ; 180], default: 0).
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* @GST_VAAPI_DISPLAY_PROP_SATURATION: saturation (float: [0 ; 2], default: 1).
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* @GST_VAAPI_DISPLAY_PROP_BRIGHTNESS: brightness (float: [-1 ; 1], default: 0).
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* @GST_VAAPI_DISPLAY_PROP_CONTRAST: contrast (float: [0 ; 2], default: 1).
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*/
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#define GST_VAAPI_DISPLAY_PROP_RENDER_MODE "render-mode"
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#define GST_VAAPI_DISPLAY_PROP_ROTATION "rotation"
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#define GST_VAAPI_DISPLAY_PROP_HUE "hue"
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#define GST_VAAPI_DISPLAY_PROP_SATURATION "saturation"
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#define GST_VAAPI_DISPLAY_PROP_BRIGHTNESS "brightness"
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#define GST_VAAPI_DISPLAY_PROP_CONTRAST "contrast"
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GstVaapiDisplay *
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gst_vaapi_display_new_with_display (VADisplay va_display);
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GstVaapiDisplay *
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gst_vaapi_display_ref (GstVaapiDisplay * display);
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void
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gst_vaapi_display_unref (GstVaapiDisplay * display);
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void
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gst_vaapi_display_replace (GstVaapiDisplay ** old_display_ptr,
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GstVaapiDisplay * new_display);
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void
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gst_vaapi_display_lock (GstVaapiDisplay * display);
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void
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gst_vaapi_display_unlock (GstVaapiDisplay * display);
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void
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gst_vaapi_display_sync (GstVaapiDisplay * display);
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void
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gst_vaapi_display_flush (GstVaapiDisplay * display);
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GstVaapiDisplayType
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gst_vaapi_display_get_display_type (GstVaapiDisplay * display);
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VADisplay
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gst_vaapi_display_get_display (GstVaapiDisplay * display);
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guint
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gst_vaapi_display_get_width (GstVaapiDisplay * display);
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guint
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gst_vaapi_display_get_height (GstVaapiDisplay * display);
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void
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gst_vaapi_display_get_size (GstVaapiDisplay * display, guint * pwidth,
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guint * pheight);
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void
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gst_vaapi_display_get_pixel_aspect_ratio (GstVaapiDisplay * display,
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guint * par_n, guint * par_d);
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gboolean
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gst_vaapi_display_has_video_processing (GstVaapiDisplay * display);
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GArray *
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gst_vaapi_display_get_decode_profiles (GstVaapiDisplay * display);
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gboolean
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gst_vaapi_display_has_decoder (GstVaapiDisplay * display,
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GstVaapiProfile profile, GstVaapiEntrypoint entrypoint);
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GArray *
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gst_vaapi_display_get_encode_profiles (GstVaapiDisplay * display);
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gboolean
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gst_vaapi_display_has_encoder (GstVaapiDisplay * display,
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GstVaapiProfile profile, GstVaapiEntrypoint entrypoint);
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GArray *
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gst_vaapi_display_get_image_formats (GstVaapiDisplay * display);
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gboolean
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gst_vaapi_display_has_image_format (GstVaapiDisplay * display,
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GstVideoFormat format);
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GArray *
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gst_vaapi_display_get_subpicture_formats (GstVaapiDisplay * display);
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gboolean
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gst_vaapi_display_has_subpicture_format (GstVaapiDisplay * display,
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GstVideoFormat format, guint * flags_ptr);
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gboolean
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gst_vaapi_display_has_property (GstVaapiDisplay * display, const gchar * name);
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gboolean
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gst_vaapi_display_get_property (GstVaapiDisplay * display, const gchar * name,
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GValue * out_value);
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gboolean
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gst_vaapi_display_set_property (GstVaapiDisplay * display, const gchar * name,
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const GValue * value);
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gboolean
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gst_vaapi_display_get_render_mode (GstVaapiDisplay * display,
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GstVaapiRenderMode * pmode);
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gboolean
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gst_vaapi_display_set_render_mode (GstVaapiDisplay * display,
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GstVaapiRenderMode mode);
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GstVaapiRotation
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gst_vaapi_display_get_rotation (GstVaapiDisplay * display);
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gboolean
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gst_vaapi_display_set_rotation (GstVaapiDisplay * display,
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GstVaapiRotation rotation);
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const gchar *
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gst_vaapi_display_get_vendor_string (GstVaapiDisplay * display);
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G_END_DECLS
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#endif /* GST_VAAPI_DISPLAY_H */
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