mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 17:20:36 +00:00
Really add VA subpicture abstraction.
This commit is contained in:
gb
parent
6f20d84fa3
commit
ee75347973
2 changed files with 354 additions and 0 deletions
265
gst-libs/gst/vaapi/gstvaapisubpicture.c
Normal file
265
gst-libs/gst/vaapi/gstvaapisubpicture.c
Normal file
|
|
@ -0,0 +1,265 @@
|
|||
/*
|
||||
* gstvaapisubpicture.c - VA subpicture abstraction
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
#include "config.h"
|
||||
#include <string.h>
|
||||
#include "vaapi_utils.h"
|
||||
#include "gstvaapisubpicture.h"
|
||||
#include <va/va_backend.h>
|
||||
|
||||
#define DEBUG 1
|
||||
#include "vaapi_debug.h"
|
||||
|
||||
G_DEFINE_TYPE(GstVaapiSubpicture, gst_vaapi_subpicture, G_TYPE_OBJECT);
|
||||
|
||||
#define GST_VAAPI_SUBPICTURE_GET_PRIVATE(obj) \
|
||||
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
|
||||
GST_VAAPI_TYPE_SUBPICTURE, \
|
||||
GstVaapiSubpicturePrivate))
|
||||
|
||||
struct _GstVaapiSubpicturePrivate {
|
||||
VASubpictureID subpicture_id;
|
||||
GstVaapiImage *image;
|
||||
};
|
||||
|
||||
enum {
|
||||
PROP_0,
|
||||
|
||||
PROP_SUBPICTURE_ID,
|
||||
PROP_IMAGE
|
||||
};
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_destroy(GstVaapiSubpicture *subpicture)
|
||||
{
|
||||
GstVaapiSubpicturePrivate * const priv = subpicture->priv;
|
||||
GstVaapiDisplay *display;
|
||||
VAStatus status;
|
||||
|
||||
if (priv->subpicture_id != VA_INVALID_ID) {
|
||||
display = gst_vaapi_image_get_display(priv->image);
|
||||
if (display) {
|
||||
status = vaDestroySubpicture(
|
||||
gst_vaapi_display_get_display(display),
|
||||
priv->subpicture_id
|
||||
);
|
||||
g_object_unref(display);
|
||||
if (!vaapi_check_status(status, "vaDestroySubpicture()"))
|
||||
g_warning("failed to destroy subpicture 0x%08x\n",
|
||||
priv->subpicture_id);
|
||||
}
|
||||
priv->subpicture_id = VA_INVALID_ID;
|
||||
}
|
||||
|
||||
if (priv->image) {
|
||||
g_object_unref(priv->image);
|
||||
priv->image = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_vaapi_subpicture_create(GstVaapiSubpicture *subpicture)
|
||||
{
|
||||
GstVaapiSubpicturePrivate * const priv = subpicture->priv;
|
||||
GstVaapiDisplay *display;
|
||||
VASubpictureID subpicture_id;
|
||||
VAStatus status;
|
||||
|
||||
if (!priv->image)
|
||||
return FALSE;
|
||||
|
||||
display = gst_vaapi_image_get_display(priv->image);
|
||||
if (!display)
|
||||
return FALSE;
|
||||
|
||||
status = vaCreateSubpicture(
|
||||
gst_vaapi_display_get_display(display),
|
||||
gst_vaapi_image_get_id(priv->image),
|
||||
&subpicture_id
|
||||
);
|
||||
g_object_unref(display);
|
||||
if (!vaapi_check_status(status, "vaCreateSubpicture()"))
|
||||
return FALSE;
|
||||
|
||||
priv->subpicture_id = subpicture_id;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_finalize(GObject *object)
|
||||
{
|
||||
gst_vaapi_subpicture_destroy(GST_VAAPI_SUBPICTURE(object));
|
||||
|
||||
G_OBJECT_CLASS(gst_vaapi_subpicture_parent_class)->finalize(object);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_set_property(
|
||||
GObject *object,
|
||||
guint prop_id,
|
||||
const GValue *value,
|
||||
GParamSpec *pspec
|
||||
)
|
||||
{
|
||||
GstVaapiSubpicture * const subpicture = GST_VAAPI_SUBPICTURE(object);
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_IMAGE:
|
||||
subpicture->priv->image = g_object_ref(g_value_get_object(value));
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_get_property(
|
||||
GObject *object,
|
||||
guint prop_id,
|
||||
GValue *value,
|
||||
GParamSpec *pspec
|
||||
)
|
||||
{
|
||||
GstVaapiSubpicture * const subpicture = GST_VAAPI_SUBPICTURE(object);
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_SUBPICTURE_ID:
|
||||
g_value_set_uint(value, gst_vaapi_subpicture_get_id(subpicture));
|
||||
break;
|
||||
case PROP_IMAGE:
|
||||
g_value_set_object(value, gst_vaapi_subpicture_get_image(subpicture));
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static GObject *
|
||||
gst_vaapi_subpicture_constructor(
|
||||
GType type,
|
||||
guint n_params,
|
||||
GObjectConstructParam *params
|
||||
)
|
||||
{
|
||||
GstVaapiSubpicture *subpicture;
|
||||
GObjectClass *parent_class;
|
||||
GObject *object;
|
||||
|
||||
D(bug("gst_vaapi_subpicture_constructor()\n"));
|
||||
|
||||
parent_class = G_OBJECT_CLASS(gst_vaapi_subpicture_parent_class);
|
||||
object = parent_class->constructor (type, n_params, params);
|
||||
|
||||
if (object) {
|
||||
subpicture = GST_VAAPI_SUBPICTURE(object);
|
||||
if (!gst_vaapi_subpicture_create(subpicture)) {
|
||||
gst_vaapi_subpicture_destroy(subpicture);
|
||||
object = NULL;
|
||||
}
|
||||
}
|
||||
return object;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_class_init(GstVaapiSubpictureClass *klass)
|
||||
{
|
||||
GObjectClass * const object_class = G_OBJECT_CLASS(klass);
|
||||
|
||||
g_type_class_add_private(klass, sizeof(GstVaapiSubpicturePrivate));
|
||||
|
||||
object_class->finalize = gst_vaapi_subpicture_finalize;
|
||||
object_class->set_property = gst_vaapi_subpicture_set_property;
|
||||
object_class->get_property = gst_vaapi_subpicture_get_property;
|
||||
object_class->constructor = gst_vaapi_subpicture_constructor;
|
||||
|
||||
g_object_class_install_property
|
||||
(object_class,
|
||||
PROP_SUBPICTURE_ID,
|
||||
g_param_spec_uint("id",
|
||||
"VA subpicture id",
|
||||
"VA subpicture id",
|
||||
0, G_MAXUINT32, VA_INVALID_ID,
|
||||
G_PARAM_READABLE));
|
||||
|
||||
g_object_class_install_property
|
||||
(object_class,
|
||||
PROP_IMAGE,
|
||||
g_param_spec_object("image",
|
||||
"image",
|
||||
"GStreamer VA image",
|
||||
GST_VAAPI_TYPE_IMAGE,
|
||||
G_PARAM_READWRITE));
|
||||
}
|
||||
|
||||
static void
|
||||
gst_vaapi_subpicture_init(GstVaapiSubpicture *subpicture)
|
||||
{
|
||||
GstVaapiSubpicturePrivate *priv = GST_VAAPI_SUBPICTURE_GET_PRIVATE(subpicture);
|
||||
|
||||
D(bug("gst_vaapi_subpicture_init()\n"));
|
||||
|
||||
subpicture->priv = priv;
|
||||
priv->subpicture_id = VA_INVALID_ID;
|
||||
priv->image = NULL;
|
||||
}
|
||||
|
||||
GstVaapiSubpicture *
|
||||
gst_vaapi_subpicture_new(GstVaapiImage *image)
|
||||
{
|
||||
D(bug("gst_vaapi_subpicture_new(): image 0x%08x\n",
|
||||
gst_vaapi_image_get_id(image)));
|
||||
|
||||
return g_object_new(GST_VAAPI_TYPE_SUBPICTURE,
|
||||
"image", image,
|
||||
NULL);
|
||||
}
|
||||
|
||||
VASubpictureID
|
||||
gst_vaapi_subpicture_get_id(GstVaapiSubpicture *subpicture)
|
||||
{
|
||||
g_return_val_if_fail(GST_VAAPI_IS_SUBPICTURE(subpicture), VA_INVALID_ID);
|
||||
|
||||
return subpicture->priv->subpicture_id;
|
||||
}
|
||||
|
||||
GstVaapiImage *
|
||||
gst_vaapi_subpicture_get_image(GstVaapiSubpicture *subpicture)
|
||||
{
|
||||
g_return_val_if_fail(GST_VAAPI_IS_SUBPICTURE(subpicture), NULL);
|
||||
|
||||
return g_object_ref(subpicture->priv->image);
|
||||
}
|
||||
|
||||
void
|
||||
gst_vaapi_subpicture_set_image(
|
||||
GstVaapiSubpicture *subpicture,
|
||||
GstVaapiImage *image
|
||||
)
|
||||
{
|
||||
g_return_if_fail(GST_VAAPI_IS_SUBPICTURE(subpicture));
|
||||
g_return_if_fail(GST_VAAPI_IS_IMAGE(image));
|
||||
|
||||
gst_vaapi_subpicture_destroy(subpicture);
|
||||
|
||||
subpicture->priv->image = g_object_ref(image);
|
||||
gst_vaapi_subpicture_create(subpicture);
|
||||
}
|
||||
89
gst-libs/gst/vaapi/gstvaapisubpicture.h
Normal file
89
gst-libs/gst/vaapi/gstvaapisubpicture.h
Normal file
|
|
@ -0,0 +1,89 @@
|
|||
/*
|
||||
* gstvaapisubpicture.h - VA subpicture abstraction
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
#ifndef GST_VAAPI_SUBPICTURE_H
|
||||
#define GST_VAAPI_SUBPICTURE_H
|
||||
|
||||
#include <gst/vaapi/gstvaapidisplay.h>
|
||||
#include <gst/vaapi/gstvaapiimage.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_VAAPI_TYPE_SUBPICTURE \
|
||||
(gst_vaapi_subpicture_get_type())
|
||||
|
||||
#define GST_VAAPI_SUBPICTURE(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
|
||||
GST_VAAPI_TYPE_SUBPICTURE, \
|
||||
GstVaapiSubpicture))
|
||||
|
||||
#define GST_VAAPI_SUBPICTURE_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_CAST((klass), \
|
||||
GST_VAAPI_TYPE_SUBPICTURE, \
|
||||
GstVaapiSubpictureClass))
|
||||
|
||||
#define GST_VAAPI_IS_SUBPICTURE(obj) \
|
||||
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_SUBPICTURE))
|
||||
|
||||
#define GST_VAAPI_IS_SUBPICTURE_CLASS(klass) \
|
||||
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_SUBPICTURE))
|
||||
|
||||
#define GST_VAAPI_SUBPICTURE_GET_CLASS(obj) \
|
||||
(G_TYPE_INSTANCE_GET_CLASS((obj), \
|
||||
GST_VAAPI_TYPE_SUBPICTURE, \
|
||||
GstVaapiSubpicture))
|
||||
|
||||
typedef struct _GstVaapiSubpicture GstVaapiSubpicture;
|
||||
typedef struct _GstVaapiSubpicturePrivate GstVaapiSubpicturePrivate;
|
||||
typedef struct _GstVaapiSubpictureClass GstVaapiSubpictureClass;
|
||||
|
||||
struct _GstVaapiSubpicture {
|
||||
/*< private >*/
|
||||
GObject parent_instance;
|
||||
|
||||
GstVaapiSubpicturePrivate *priv;
|
||||
};
|
||||
|
||||
struct _GstVaapiSubpictureClass {
|
||||
/*< private >*/
|
||||
GObjectClass parent_class;
|
||||
};
|
||||
|
||||
GType
|
||||
gst_vaapi_subpicture_get_type(void);
|
||||
|
||||
GstVaapiSubpicture *
|
||||
gst_vaapi_subpicture_new(GstVaapiImage *image);
|
||||
|
||||
VASubpictureID
|
||||
gst_vaapi_subpicture_get_id(GstVaapiSubpicture *subpicture);
|
||||
|
||||
GstVaapiImage *
|
||||
gst_vaapi_subpicture_get_image(GstVaapiSubpicture *subpicture);
|
||||
|
||||
void
|
||||
gst_vaapi_subpicture_set_image(
|
||||
GstVaapiSubpicture *subpicture,
|
||||
GstVaapiImage *image
|
||||
);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* GST_VAAPI_SUBPICTURE_H */
|
||||
Loading…
Reference in a new issue