gstreamer/subprojects/gstreamer-vaapi/gst-libs/gst/vaapi/gstvaapiimage_priv.h

139 lines
3.5 KiB
C

/*
* gstvaapiimage_priv.h - VA image abstraction (private definitions)
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
* Copyright (C) 2011-2013 Intel Corporation
* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
*
* 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_IMAGE_PRIV_H
#define GST_VAAPI_IMAGE_PRIV_H
#include <gst/vaapi/gstvaapiimage.h>
G_BEGIN_DECLS
typedef struct _GstVaapiImageRaw GstVaapiImageRaw;
/**
* GstVaapiImage:
*
* A VA image wrapper
*/
struct _GstVaapiImage {
/*< private >*/
GstMiniObject mini_object;
GstVaapiDisplay *display;
GstVaapiID object_id;
VAImage internal_image;
VAImage image;
guchar *image_data;
GstVideoFormat internal_format;
GstVideoFormat format;
guint width;
guint height;
guint is_linear : 1;
};
/**
* GstVaapiImageRaw:
*
* A raw image wrapper. The caller is responsible for initializing all
* the fields with sensible values.
*/
struct _GstVaapiImageRaw {
GstVideoFormat format;
guint width;
guint height;
guint num_planes;
guchar *pixels[3];
guint stride[3];
};
/**
* GST_VAAPI_IMAGE_FORMAT:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the #GstVideoFormat of @image.
*/
#undef GST_VAAPI_IMAGE_FORMAT
#define GST_VAAPI_IMAGE_FORMAT(image) \
(GST_VAAPI_IMAGE(image)->format)
/**
* GST_VAAPI_IMAGE_WIDTH:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the width of @image.
*/
#undef GST_VAAPI_IMAGE_WIDTH
#define GST_VAAPI_IMAGE_WIDTH(image) \
(GST_VAAPI_IMAGE(image)->width)
/**
* GST_VAAPI_IMAGE_HEIGHT:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the height of @image.
*/
#undef GST_VAAPI_IMAGE_HEIGHT
#define GST_VAAPI_IMAGE_HEIGHT(image) \
(GST_VAAPI_IMAGE(image)->height)
/**
* GST_VAAPI_IMAGE_DISPLAY:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the @image's display
*/
#undef GST_VAAPI_IMAGE_DISPLAY
#define GST_VAAPI_IMAGE_DISPLAY(image) \
(GST_VAAPI_IMAGE(image)->display)
/**
* GST_VAAPI_IMAGE_ID:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the @image's object ID
*/
#undef GST_VAAPI_IMAGE_ID
#define GST_VAAPI_IMAGE_ID(image) \
(GST_VAAPI_IMAGE(image)->object_id)
G_GNUC_INTERNAL
gboolean
gst_vaapi_image_get_raw(
GstVaapiImage *image,
GstVaapiImageRaw *dst_image,
GstVaapiRectangle *rect
);
G_GNUC_INTERNAL
gboolean
gst_vaapi_image_update_from_raw(
GstVaapiImage *image,
GstVaapiImageRaw *src_image,
GstVaapiRectangle *rect
);
G_END_DECLS
#endif /* GST_VAAPI_IMAGE_PRIV_H */