/* * 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); 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 */