mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-30 21:51:09 +00:00
127 lines
3.7 KiB
C
127 lines
3.7 KiB
C
/*
|
|
* gstvaapiimagepool.c - Gst VA image pool
|
|
*
|
|
* Copyright (C) 2010-2011 Splitted-Desktop Systems
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
/**
|
|
* SECTION:gstvaapiimagepool
|
|
* @short_description: VA image pool
|
|
*/
|
|
|
|
#include "sysdeps.h"
|
|
#include "gstvaapiimagepool.h"
|
|
|
|
#define DEBUG 1
|
|
#include "gstvaapidebug.h"
|
|
|
|
G_DEFINE_TYPE(
|
|
GstVaapiImagePool,
|
|
gst_vaapi_image_pool,
|
|
GST_VAAPI_TYPE_VIDEO_POOL);
|
|
|
|
#define GST_VAAPI_IMAGE_POOL_GET_PRIVATE(obj) \
|
|
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
|
|
GST_VAAPI_TYPE_IMAGE_POOL, \
|
|
GstVaapiImagePoolPrivate))
|
|
|
|
struct _GstVaapiImagePoolPrivate {
|
|
GstVaapiImageFormat format;
|
|
guint width;
|
|
guint height;
|
|
};
|
|
|
|
static void
|
|
gst_vaapi_image_pool_set_caps(GstVaapiVideoPool *pool, GstCaps *caps)
|
|
{
|
|
GstVaapiImagePoolPrivate * const priv = GST_VAAPI_IMAGE_POOL(pool)->priv;
|
|
GstStructure *structure;
|
|
gint width, height;
|
|
|
|
structure = gst_caps_get_structure(caps, 0);
|
|
gst_structure_get_int(structure, "width", &width);
|
|
gst_structure_get_int(structure, "height", &height);
|
|
|
|
priv->format = gst_vaapi_image_format_from_caps(caps);
|
|
priv->width = width;
|
|
priv->height = height;
|
|
}
|
|
|
|
gpointer
|
|
gst_vaapi_image_pool_alloc_object(
|
|
GstVaapiVideoPool *pool,
|
|
GstVaapiDisplay *display
|
|
)
|
|
{
|
|
GstVaapiImagePoolPrivate * const priv = GST_VAAPI_IMAGE_POOL(pool)->priv;
|
|
|
|
return gst_vaapi_image_new(display,
|
|
priv->format,
|
|
priv->width,
|
|
priv->height);
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_image_pool_finalize(GObject *object)
|
|
{
|
|
G_OBJECT_CLASS(gst_vaapi_image_pool_parent_class)->finalize(object);
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_image_pool_class_init(GstVaapiImagePoolClass *klass)
|
|
{
|
|
GObjectClass * const object_class = G_OBJECT_CLASS(klass);
|
|
GstVaapiVideoPoolClass * const pool_class = GST_VAAPI_VIDEO_POOL_CLASS(klass);
|
|
|
|
g_type_class_add_private(klass, sizeof(GstVaapiImagePoolPrivate));
|
|
|
|
object_class->finalize = gst_vaapi_image_pool_finalize;
|
|
|
|
pool_class->set_caps = gst_vaapi_image_pool_set_caps;
|
|
pool_class->alloc_object = gst_vaapi_image_pool_alloc_object;
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_image_pool_init(GstVaapiImagePool *pool)
|
|
{
|
|
GstVaapiImagePoolPrivate *priv = GST_VAAPI_IMAGE_POOL_GET_PRIVATE(pool);
|
|
|
|
pool->priv = priv;
|
|
priv->format = 0;
|
|
priv->width = 0;
|
|
priv->height = 0;
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_image_pool_new:
|
|
* @display: a #GstVaapiDisplay
|
|
* @caps: a #GstCaps
|
|
*
|
|
* Creates a new #GstVaapiVideoPool of #GstVaapiImage with the
|
|
* specified dimensions in @caps.
|
|
*
|
|
* Return value: the newly allocated #GstVaapiVideoPool
|
|
*/
|
|
GstVaapiVideoPool *
|
|
gst_vaapi_image_pool_new(GstVaapiDisplay *display, GstCaps *caps)
|
|
{
|
|
return g_object_new(GST_VAAPI_TYPE_IMAGE_POOL,
|
|
"display", display,
|
|
"caps", caps,
|
|
NULL);
|
|
}
|