gstreamer/gst-libs/gst/vaapi/gstvaapisurfaceproxy.c

436 lines
12 KiB
C
Raw Normal View History

/*
* gstvaapisurfaceproxy.c - VA surface proxy
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
* Copyright (C) 2011-2012 Intel Corporation
*
2011-06-14 11:51:41 +00:00
* 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.
*
2011-06-14 11:51:41 +00:00
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
2011-06-14 11:51:41 +00:00
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
2011-06-14 11:51:41 +00:00
* 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 "gstvaapiobject_priv.h"
#include "gstvaapiminiobject.h"
#define DEBUG 1
#include "gstvaapidebug.h"
#define GST_VAAPI_SURFACE_PROXY(obj) \
((GstVaapiSurfaceProxy *)(obj))
#define GST_VAAPI_IS_SURFACE_PROXY(obj) \
(GST_VAAPI_SURFACE_PROXY(obj) != NULL)
struct _GstVaapiSurfaceProxy {
/*< private >*/
GstVaapiMiniObject parent_instance;
GstVaapiContext *context;
GstVaapiSurface *surface;
GstClockTime timestamp;
2012-09-11 08:59:10 +00:00
GstClockTime duration;
guint is_interlaced : 1;
guint tff : 1;
};
static void
gst_vaapi_surface_proxy_finalize(GstVaapiSurfaceProxy *proxy)
{
gst_vaapi_surface_proxy_set_surface(proxy, NULL);
gst_vaapi_surface_proxy_set_context(proxy, NULL);
}
static void
gst_vaapi_surface_proxy_init(GstVaapiSurfaceProxy *proxy)
{
proxy->timestamp = GST_CLOCK_TIME_NONE;
proxy->duration = GST_CLOCK_TIME_NONE;
proxy->is_interlaced = FALSE;
proxy->tff = FALSE;
}
static inline const GstVaapiMiniObjectClass *
gst_vaapi_surface_proxy_class(void)
{
static const GstVaapiMiniObjectClass GstVaapiSurfaceProxyClass = {
sizeof(GstVaapiSurfaceProxy),
(GDestroyNotify)gst_vaapi_surface_proxy_finalize
};
return &GstVaapiSurfaceProxyClass;
}
/**
* gst_vaapi_surface_proxy_new:
* @context: a #GstVaapiContext
* @surface: a #GstVaapiSurface
*
* Creates a new #GstVaapiSurfaceProxy with the specified context and
* surface.
*
* Return value: the newly allocated #GstVaapiSurfaceProxy object
*/
GstVaapiSurfaceProxy *
gst_vaapi_surface_proxy_new(GstVaapiContext *context, GstVaapiSurface *surface)
{
GstVaapiMiniObject *object;
GstVaapiSurfaceProxy *proxy;
g_return_val_if_fail(GST_VAAPI_IS_CONTEXT(context), NULL);
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), NULL);
object = gst_vaapi_mini_object_new(gst_vaapi_surface_proxy_class());
if (!object)
return NULL;
proxy = GST_VAAPI_SURFACE_PROXY(object);
gst_vaapi_surface_proxy_init(proxy);
gst_vaapi_surface_proxy_set_context(proxy, context);
gst_vaapi_surface_proxy_set_surface(proxy, surface);
return proxy;
}
/**
* 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_user_data:
* @proxy: a #GstVaapiSurfaceProxy
*
* Gets user-provided data set on the object via a previous call to
* gst_vaapi_surface_proxy_set_user_data().
*
* Returns: (transfer none): The previously set user_data
*/
gpointer
gst_vaapi_surface_proxy_get_user_data(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
return gst_vaapi_mini_object_get_user_data(GST_VAAPI_MINI_OBJECT(proxy));
}
/**
* gst_vaapi_surface_proxy_set_user_data:
* @proxy: a #GstVaapiSurfaceProxy
* @user_data: user-provided data
* @destroy_notify: (closure user_data): a #GDestroyNotify
*
* Sets @user_data on the object and the #GDestroyNotify that will be
* called when the data is freed.
*
* If some @user_data was previously set, then the former @destroy_notify
* function will be called before the @user_data is replaced.
*/
void
gst_vaapi_surface_proxy_set_user_data(GstVaapiSurfaceProxy *proxy,
gpointer user_data, GDestroyNotify destroy_notify)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
gst_vaapi_mini_object_set_user_data(GST_VAAPI_MINI_OBJECT(proxy),
user_data, destroy_notify);
}
/**
* gst_vaapi_surface_proxy_get_context:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the #GstVaapiContext stored in the @proxy.
*
* Return value: the #GstVaapiContext
*/
GstVaapiContext *
gst_vaapi_surface_proxy_get_context(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
return proxy->context;
}
/**
* gst_vaapi_surface_proxy_set_context:
* @proxy: a #GstVaapiSurfaceProxy
* @context: the new #GstVaapiContext to be stored in @proxy
*
* Stores a new @context into the @proxy. The proxy releases the
* previous reference, if any, and then holds a reference to the new
* @context.
*/
void
gst_vaapi_surface_proxy_set_context(
GstVaapiSurfaceProxy *proxy,
GstVaapiContext *context
)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
g_clear_object(&proxy->context);
if (context)
proxy->context = g_object_ref(context);
}
/**
* 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 proxy->surface;
}
/**
* 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_OBJECT_ID(proxy->surface);
}
/**
* gst_vaapi_surface_proxy_set_surface:
* @proxy: a #GstVaapiSurfaceProxy
* @surface: the new #GstVaapiSurface to be stored in @proxy
*
* Stores a new @surface into the @proxy. The proxy releases the
* previous reference, if any, and then holds a reference to the new
* @surface.
*/
void
gst_vaapi_surface_proxy_set_surface(
GstVaapiSurfaceProxy *proxy,
GstVaapiSurface *surface
)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
if (proxy->surface) {
if (proxy->context)
gst_vaapi_context_put_surface(proxy->context, proxy->surface);
g_object_unref(proxy->surface);
proxy->surface = NULL;
}
if (surface)
proxy->surface = g_object_ref(surface);
}
/**
* gst_vaapi_surface_proxy_get_timestamp:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the presentation timestamp of the #GstVaapiSurface held by @proxy.
*
* Return value: the presentation timestamp of the surface, or
* %GST_CLOCK_TIME_NONE is none was set
*/
GstClockTime
gst_vaapi_surface_proxy_get_timestamp(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy),
GST_CLOCK_TIME_NONE);
return proxy->timestamp;
}
/**
* gst_vaapi_surface_proxy_set_timestamp:
* @proxy: a #GstVaapiSurfaceProxy
* @timestamp: the new presentation timestamp as a #GstClockTime
*
* Sets the presentation timestamp of the @proxy surface to @timestamp.
*/
void
gst_vaapi_surface_proxy_set_timestamp(
GstVaapiSurfaceProxy *proxy,
GstClockTime timestamp
)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
proxy->timestamp = timestamp;
}
2012-09-11 08:59:10 +00:00
/**
* gst_vaapi_surface_proxy_get_duration:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the presentation duration of the #GstVaapiSurface held by @proxy.
*
* Return value: the presentation duration of the surface, or
* %GST_CLOCK_TIME_NONE is none was set
*/
GstClockTime
gst_vaapi_surface_proxy_get_duration(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy),
GST_CLOCK_TIME_NONE);
return proxy->duration;
2012-09-11 08:59:10 +00:00
}
/**
* gst_vaapi_surface_proxy_set_duration:
* @proxy: a #GstVaapiSurfaceProxy
* @duration: the presentation duration of this surface as a #GstClockTime
*
* Sets the presentation duration of the @proxy surface to @duration.
*/
void
gst_vaapi_surface_proxy_set_duration(
GstVaapiSurfaceProxy *proxy,
GstClockTime duration
)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
proxy->duration = duration;
2012-09-11 08:59:10 +00:00
}
/**
* gst_vaapi_surface_proxy_get_interlaced:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns whether the @proxy holds an interlaced #GstVaapiSurface or not.
*
* Return value: %TRUE if the underlying surface is interlaced, %FALSE
* otherwise.
*/
gboolean
gst_vaapi_surface_proxy_get_interlaced(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), FALSE);
return proxy->is_interlaced;
}
/**
* gst_vaapi_surface_proxy_set_interlaced:
* @proxy: a #GstVaapiSurfaceProxy
* @b: a boolean value
*
* Sets whether the underlying #GstVaapiSurface for @proxy is interlaced
* or not.
*/
void
gst_vaapi_surface_proxy_set_interlaced(GstVaapiSurfaceProxy *proxy, gboolean b)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
proxy->is_interlaced = b;
}
/**
* gst_vaapi_surface_proxy_get_tff:
* @proxy: a #GstVaapiSurfaceProxy
*
* Returns the TFF flag of the #GstVaapiSurface held by @proxy.
*
* Return value: the TFF flag of the surface
*/
gboolean
gst_vaapi_surface_proxy_get_tff(GstVaapiSurfaceProxy *proxy)
{
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), FALSE);
return proxy->is_interlaced && proxy->tff;
}
/**
* gst_vaapi_surface_proxy_set_tff:
* @proxy: a #GstVaapiSurfaceProxy
* @tff: the new value of the TFF flag
*
* Sets the TFF flag of the @proxy surface to @tff.
*/
void
gst_vaapi_surface_proxy_set_tff(GstVaapiSurfaceProxy *proxy, gboolean tff)
{
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
proxy->tff = tff;
}