gstreamer/gst-libs/gst/vaapi/gstvaapisurfaceproxy.c
Gwenole Beauchesne c7dff071c7 surfaceproxy: add more attributes for raw decoding modes.
Add more attributes for raw decoding modes, i.e. directly through the
libgstvaapi helper library. In particular, add presentation timestamp,
duration and a couple of flags (interlaced, TFF, RFF, one-field).
2013-04-16 19:07:24 +02:00

239 lines
6.7 KiB
C

/*
* gstvaapisurfaceproxy.c - VA surface proxy
*
* 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
*/
/**
* SECTION:gstvaapisurfaceproxy
* @short_description: VA surface proxy
*/
#include "sysdeps.h"
#include "gstvaapisurfaceproxy.h"
#include "gstvaapisurfaceproxy_priv.h"
#define DEBUG 1
#include "gstvaapidebug.h"
static void
gst_vaapi_surface_proxy_finalize(GstVaapiSurfaceProxy *proxy)
{
if (proxy->destroy_func)
proxy->destroy_func(proxy->destroy_data);
if (proxy->surface) {
if (proxy->pool)
gst_vaapi_video_pool_put_object(proxy->pool, proxy->surface);
g_object_unref(proxy->surface);
proxy->surface = NULL;
}
g_clear_object(&proxy->pool);
}
static inline const GstVaapiMiniObjectClass *
gst_vaapi_surface_proxy_class(void)
{
static const GstVaapiMiniObjectClass GstVaapiSurfaceProxyClass = {
sizeof(GstVaapiSurfaceProxy),
(GDestroyNotify)gst_vaapi_surface_proxy_finalize
};
return &GstVaapiSurfaceProxyClass;
}
GstVaapiSurfaceProxy *
gst_vaapi_surface_proxy_new_from_pool(GstVaapiSurfacePool *pool)
{
GstVaapiSurfaceProxy *proxy;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_POOL(pool), NULL);
proxy = (GstVaapiSurfaceProxy *)
gst_vaapi_mini_object_new(gst_vaapi_surface_proxy_class());
if (!proxy)
return NULL;
proxy->pool = g_object_ref(pool);
proxy->surface = gst_vaapi_video_pool_get_object(proxy->pool);
if (!proxy->surface)
goto error;
proxy->timestamp = GST_CLOCK_TIME_NONE;
proxy->duration = GST_CLOCK_TIME_NONE;
proxy->destroy_func = NULL;
g_object_ref(proxy->surface);
return proxy;
error:
gst_vaapi_surface_proxy_unref(proxy);
return NULL;
}
/**
* gst_vaapi_surface_proxy_ref:
* @proxy: a #GstVaapiSurfaceProxy
*
* Atomically increases the reference count of the given @proxy by one.
*
* Returns: The same @proxy argument
*/
GstVaapiSurfaceProxy *
gst_vaapi_surface_proxy_ref(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
return GST_VAAPI_SURFACE_PROXY(gst_vaapi_mini_object_ref(
GST_VAAPI_MINI_OBJECT(proxy)));
}
/**
* gst_vaapi_surface_proxy_unref:
* @proxy: a #GstVaapiSurfaceProxy
*
* Atomically decreases the reference count of the @proxy by one. If
* the reference count reaches zero, the object will be free'd.
*/
void
gst_vaapi_surface_proxy_unref(GstVaapiSurfaceProxy *proxy)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
gst_vaapi_mini_object_unref(GST_VAAPI_MINI_OBJECT(proxy));
}
/**
* gst_vaapi_surface_proxy_replace:
* @old_proxy_ptr: a pointer to a #GstVaapiSurfaceProxy
* @new_proxy: a #GstVaapiSurfaceProxy
*
* Atomically replaces the proxy object held in @old_proxy_ptr with
* @new_proxy. This means that @old_proxy_ptr shall reference a valid
* object. However, @new_proxy can be NULL.
*/
void
gst_vaapi_surface_proxy_replace(GstVaapiSurfaceProxy **old_proxy_ptr,
GstVaapiSurfaceProxy *new_proxy)
{
g_return_if_fail(old_proxy_ptr != NULL);
gst_vaapi_mini_object_replace((GstVaapiMiniObject **)old_proxy_ptr,
GST_VAAPI_MINI_OBJECT(new_proxy));
}
/**
* gst_vaapi_surface_proxy_get_surface:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the #GstVaapiSurface stored in the @proxy.
*
* Return value: the #GstVaapiSurface
*/
GstVaapiSurface *
gst_vaapi_surface_proxy_get_surface(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
return GST_VAAPI_SURFACE_PROXY_SURFACE(proxy);
}
/**
* gst_vaapi_surface_proxy_get_flags:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the #GstVaapiSurfaceProxyFlags associated with this surface
* @proxy.
*
* Return value: the set of #GstVaapiSurfaceProxyFlags
*/
guint
gst_vaapi_surface_proxy_get_flags(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), 0);
return GST_VAAPI_SURFACE_PROXY_FLAGS(proxy);
}
/**
* gst_vaapi_surface_proxy_get_surface_id:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the VA surface ID stored in the @proxy.
*
* Return value: the #GstVaapiID
*/
GstVaapiID
gst_vaapi_surface_proxy_get_surface_id(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), GST_VAAPI_ID_NONE);
g_return_val_if_fail(proxy->surface != NULL, GST_VAAPI_ID_NONE);
return GST_VAAPI_SURFACE_PROXY_SURFACE_ID(proxy);
}
/**
* gst_vaapi_surface_proxy_get_timestamp:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the presentation timestamp for this surface @proxy.
*
* Return value: the presentation timestamp
*/
GstClockTime
gst_vaapi_surface_proxy_get_timestamp(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), 0);
return GST_VAAPI_SURFACE_PROXY_TIMESTAMP(proxy);
}
/**
* gst_vaapi_surface_proxy_get_duration:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the presentation duration for this surface @proxy.
*
* Return value: the presentation duration
*/
GstClockTime
gst_vaapi_surface_proxy_get_duration(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), 0);
return GST_VAAPI_SURFACE_PROXY_DURATION(proxy);
}
/**
* gst_vaapi_surface_proxy_set_destroy_notify:
* @proxy: a @GstVaapiSurfaceProxy
* @destroy_func: a #GDestroyNotify function
* @user_data: some extra data to pass to the @destroy_func function
*
* Sets @destroy_func as the function to call when the surface @proxy
* was released. At this point, the proxy object is considered
* released, i.e. the underlying data storage is no longer valid and
* the callback function shall not expect anything from that.
*/
void
gst_vaapi_surface_proxy_set_destroy_notify(GstVaapiSurfaceProxy *proxy,
GDestroyNotify destroy_func, gpointer user_data)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
proxy->destroy_func = destroy_func;
proxy->destroy_data = user_data;
}