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/*
* gstvaapiimage.h - VA image abstraction
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2011-2012 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_IMAGE_H
#define GST_VAAPI_IMAGE_H
#include <gst/gstbuffer.h>
#include <gst/vaapi/gstvaapiobject.h>
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapiimageformat.h>
G_BEGIN_DECLS
#define GST_VAAPI_TYPE_IMAGE \
(gst_vaapi_image_get_type())
#define GST_VAAPI_IMAGE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImage))
#define GST_VAAPI_IMAGE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImageClass))
#define GST_VAAPI_IS_IMAGE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_IMAGE))
#define GST_VAAPI_IS_IMAGE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_IMAGE))
#define GST_VAAPI_IMAGE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImageClass))
/**
* GST_VAAPI_IMAGE_FORMAT:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the #GstVaapiImageFormat of @image.
*/
#define GST_VAAPI_IMAGE_FORMAT(image) gst_vaapi_image_get_format(image)
/**
* GST_VAAPI_IMAGE_WIDTH:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the width of @image.
*/
#define GST_VAAPI_IMAGE_WIDTH(image) gst_vaapi_image_get_width(image)
/**
* GST_VAAPI_IMAGE_HEIGHT:
* @image: a #GstVaapiImage
*
* Macro that evaluates to the height of @image.
*/
#define GST_VAAPI_IMAGE_HEIGHT(image) gst_vaapi_image_get_height(image)
typedef struct _GstVaapiImage GstVaapiImage;
typedef struct _GstVaapiImagePrivate GstVaapiImagePrivate;
typedef struct _GstVaapiImageClass GstVaapiImageClass;
typedef struct _GstVaapiImageRaw GstVaapiImageRaw;
/**
* GstVaapiImage:
*
* A VA image wrapper
*/
struct _GstVaapiImage {
/*< private >*/
GstVaapiObject parent_instance;
GstVaapiImagePrivate *priv;
};
/**
* GstVaapiImageClass:
*
* A VA image wrapper class
*/
struct _GstVaapiImageClass {
/*< private >*/
GstVaapiObjectClass parent_class;
};
/**
* GstVaapiImageRaw:
*
* A raw image wrapper. The caller is responsible for initializing all
* the fields with sensible values.
*/
struct _GstVaapiImageRaw {
GstVaapiImageFormat format;
guint width;
guint height;
guint num_planes;
guchar *pixels[3];
guint stride[3];
};
GType
gst_vaapi_image_get_type(void) G_GNUC_CONST;
GstVaapiImage *
gst_vaapi_image_new(
GstVaapiDisplay *display,
GstVaapiImageFormat format,
guint width,
guint height
);
GstVaapiImage *
gst_vaapi_image_new_with_image(GstVaapiDisplay *display, VAImage *va_image);
GstVaapiID
gst_vaapi_image_get_id(GstVaapiImage *image);
gboolean
gst_vaapi_image_get_image(GstVaapiImage *image, VAImage *va_image);
GstVaapiImageFormat
gst_vaapi_image_get_format(GstVaapiImage *image);
guint
gst_vaapi_image_get_width(GstVaapiImage *image);
guint
gst_vaapi_image_get_height(GstVaapiImage *image);
void
gst_vaapi_image_get_size(GstVaapiImage *image, guint *pwidth, guint *pheight);
gboolean
gst_vaapi_image_is_linear(GstVaapiImage *image);
gboolean
gst_vaapi_image_is_mapped(GstVaapiImage *image);
gboolean
gst_vaapi_image_map(GstVaapiImage *image);
gboolean
gst_vaapi_image_unmap(GstVaapiImage *image);
guint
gst_vaapi_image_get_plane_count(GstVaapiImage *image);
guchar *
gst_vaapi_image_get_plane(GstVaapiImage *image, guint plane);
guint
gst_vaapi_image_get_pitch(GstVaapiImage *image, guint plane);
guint
gst_vaapi_image_get_data_size(GstVaapiImage *image);
gboolean
gst_vaapi_image_get_buffer(
GstVaapiImage *image,
GstBuffer *buffer,
GstVaapiRectangle *rect
);
gboolean
gst_vaapi_image_get_raw(
GstVaapiImage *image,
GstVaapiImageRaw *dst_image,
GstVaapiRectangle *rect
);
gboolean
gst_vaapi_image_update_from_buffer(
GstVaapiImage *image,
GstBuffer *buffer,
GstVaapiRectangle *rect
);
gboolean
gst_vaapi_image_update_from_raw(
GstVaapiImage *image,
GstVaapiImageRaw *src_image,
GstVaapiRectangle *rect
);
G_END_DECLS
#endif /* GST_VAAPI_IMAGE_H */
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