mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-27 18:50:48 +00:00
126 lines
3.8 KiB
C
126 lines
3.8 KiB
C
/*
|
|
* gstvaapisurfacepool.c - Gst VA surface pool
|
|
*
|
|
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
/**
|
|
* SECTION:gstvaapisurfacepool
|
|
* @short_description: VA surface pool
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include "gstvaapisurfacepool.h"
|
|
|
|
#define DEBUG 1
|
|
#include "gstvaapidebug.h"
|
|
|
|
G_DEFINE_TYPE(
|
|
GstVaapiSurfacePool,
|
|
gst_vaapi_surface_pool,
|
|
GST_VAAPI_TYPE_VIDEO_POOL);
|
|
|
|
#define GST_VAAPI_SURFACE_POOL_GET_PRIVATE(obj) \
|
|
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
|
|
GST_VAAPI_TYPE_SURFACE_POOL, \
|
|
GstVaapiSurfacePoolPrivate))
|
|
|
|
struct _GstVaapiSurfacePoolPrivate {
|
|
GstVaapiChromaType chroma_type;
|
|
guint width;
|
|
guint height;
|
|
};
|
|
|
|
static void
|
|
gst_vaapi_surface_pool_set_caps(GstVaapiVideoPool *pool, GstCaps *caps)
|
|
{
|
|
GstVaapiSurfacePoolPrivate *priv = GST_VAAPI_SURFACE_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->chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
|
|
priv->width = width;
|
|
priv->height = height;
|
|
}
|
|
|
|
gpointer
|
|
gst_vaapi_surface_pool_alloc_object(
|
|
GstVaapiVideoPool *pool,
|
|
GstVaapiDisplay *display
|
|
)
|
|
{
|
|
GstVaapiSurfacePoolPrivate *priv = GST_VAAPI_SURFACE_POOL(pool)->priv;
|
|
|
|
return gst_vaapi_surface_new(display,
|
|
priv->chroma_type,
|
|
priv->width,
|
|
priv->height);
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_surface_pool_finalize(GObject *object)
|
|
{
|
|
G_OBJECT_CLASS(gst_vaapi_surface_pool_parent_class)->finalize(object);
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_surface_pool_class_init(GstVaapiSurfacePoolClass *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(GstVaapiSurfacePoolPrivate));
|
|
|
|
object_class->finalize = gst_vaapi_surface_pool_finalize;
|
|
|
|
pool_class->set_caps = gst_vaapi_surface_pool_set_caps;
|
|
pool_class->alloc_object = gst_vaapi_surface_pool_alloc_object;
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_surface_pool_init(GstVaapiSurfacePool *pool)
|
|
{
|
|
GstVaapiSurfacePoolPrivate *priv = GST_VAAPI_SURFACE_POOL_GET_PRIVATE(pool);
|
|
|
|
pool->priv = priv;
|
|
priv->chroma_type = 0;
|
|
priv->width = 0;
|
|
priv->height = 0;
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_surface_pool_new:
|
|
* @display: a #GstVaapiDisplay
|
|
* @caps: a #GstCaps
|
|
*
|
|
* Creates a new #GstVaapiVideoPool of #GstVaapiSurface with the
|
|
* specified dimensions in @caps.
|
|
*
|
|
* Return value: the newly allocated #GstVaapiVideoPool
|
|
*/
|
|
GstVaapiVideoPool *
|
|
gst_vaapi_surface_pool_new(GstVaapiDisplay *display, GstCaps *caps)
|
|
{
|
|
return g_object_new(GST_VAAPI_TYPE_SURFACE_POOL,
|
|
"display", display,
|
|
"caps", caps,
|
|
NULL);
|
|
}
|