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libs: filter: refactor filter as gobject

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=796308
This commit is contained in:
Víctor Manuel Jáquez Leal 2018-05-22 14:26:48 +02:00
parent a2f923f9e9
commit 99183e0184
2 changed files with 99 additions and 29 deletions
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118
gst-libs/gst/vaapi/gstvaapifilter.c
View file

@ -33,7 +33,7 @@
#define DEBUG 1
#include "gstvaapidebug.h"
#define GST_VAAPI_FILTER(obj) \
#define GST_VAAPI_FILTER_CAST(obj) \
((GstVaapiFilter *)(obj))
typedef struct _GstVaapiFilterOpData GstVaapiFilterOpData;
@ -55,7 +55,7 @@ struct _GstVaapiFilterOpData
struct _GstVaapiFilter
{
/*< private > */
GstVaapiMiniObject parent_instance;
GstObject parent_instance;
GstVaapiDisplay *display;
VADisplay va_display;
@ -73,6 +73,15 @@ struct _GstVaapiFilter
guint use_target_rect:1;
};
typedef struct _GstVaapiFilterClass GstVaapiFilterClass;
struct _GstVaapiFilterClass
{
/*< private > */
GstObjectClass parent_class;
};
G_DEFINE_TYPE (GstVaapiFilter, gst_vaapi_filter, GST_TYPE_OBJECT);
/* ------------------------------------------------------------------------- */
/* --- VPP Types --- */
/* ------------------------------------------------------------------------- */
@ -268,6 +277,11 @@ vpp_get_filter_caps (GstVaapiFilter * filter, VAProcFilterType type,
#define DEFAULT_FORMAT GST_VIDEO_FORMAT_UNKNOWN
#define DEFAULT_SCALING GST_VAAPI_SCALE_METHOD_DEFAULT
enum
{
PROP_DISPLAY = 1,
};
enum
{
PROP_0,
@ -1025,28 +1039,26 @@ find_format (GstVaapiFilter * filter, GstVideoFormat format)
/* ------------------------------------------------------------------------- */
#if USE_VA_VPP
static gboolean
gst_vaapi_filter_init (GstVaapiFilter * filter, GstVaapiDisplay * display)
static void
gst_vaapi_filter_init (GstVaapiFilter * filter)
{
VAStatus va_status;
filter->display = gst_object_ref (display);
filter->va_display = GST_VAAPI_DISPLAY_VADISPLAY (display);
filter->va_config = VA_INVALID_ID;
filter->va_context = VA_INVALID_ID;
filter->format = DEFAULT_FORMAT;
filter->forward_references =
g_array_sized_new (FALSE, FALSE, sizeof (VASurfaceID), 4);
if (!filter->forward_references)
return FALSE;
filter->backward_references =
g_array_sized_new (FALSE, FALSE, sizeof (VASurfaceID), 4);
if (!filter->backward_references)
return FALSE;
}
if (!GST_VAAPI_DISPLAY_HAS_VPP (display))
static gboolean
gst_vaapi_filter_initialize (GstVaapiFilter * filter)
{
VAStatus va_status;
if (!filter->display)
return FALSE;
va_status = vaCreateConfig (filter->va_display, VAProfileNone,
@ -1062,8 +1074,9 @@ gst_vaapi_filter_init (GstVaapiFilter * filter, GstVaapiDisplay * display)
}
static void
gst_vaapi_filter_finalize (GstVaapiFilter * filter)
gst_vaapi_filter_finalize (GObject * object)
{
GstVaapiFilter *const filter = GST_VAAPI_FILTER (object);
guint i;
GST_VAAPI_DISPLAY_LOCK (filter->display);
@ -1103,16 +1116,68 @@ gst_vaapi_filter_finalize (GstVaapiFilter * filter)
g_array_unref (filter->formats);
filter->formats = NULL;
}
G_OBJECT_CLASS (gst_vaapi_filter_parent_class)->finalize (object);
}
static inline const GstVaapiMiniObjectClass *
gst_vaapi_filter_class (void)
static void
gst_vaapi_filter_set_property (GObject * object, guint property_id,
const GValue * value, GParamSpec * pspec)
{
static const GstVaapiMiniObjectClass GstVaapiFilterClass = {
sizeof (GstVaapiFilter),
(GDestroyNotify) gst_vaapi_filter_finalize
};
return &GstVaapiFilterClass;
GstVaapiFilter *const filter = GST_VAAPI_FILTER (object);
switch (property_id) {
case PROP_DISPLAY:{
GstVaapiDisplay *display = g_value_get_object (value);;
if (display) {
if (GST_VAAPI_DISPLAY_HAS_VPP (display)) {
filter->display = gst_object_ref (display);
filter->va_display = GST_VAAPI_DISPLAY_VADISPLAY (filter->display);
} else {
GST_WARNING_OBJECT (filter, "VA display doesn't support VPP");
}
}
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
gst_vaapi_filter_get_property (GObject * object, guint property_id,
GValue * value, GParamSpec * pspec)
{
GstVaapiFilter *const filter = GST_VAAPI_FILTER (object);
switch (property_id) {
case PROP_DISPLAY:
g_value_set_object (value, filter->display);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
gst_vaapi_filter_class_init (GstVaapiFilterClass * klass)
{
GObjectClass *const object_class = G_OBJECT_CLASS (klass);
object_class->set_property = gst_vaapi_filter_set_property;
object_class->get_property = gst_vaapi_filter_get_property;
object_class->finalize = gst_vaapi_filter_finalize;
/**
* GstVaapiFilter:display:
*
* #GstVaapiDisplay to be used.
*/
g_object_class_install_property (object_class, PROP_DISPLAY,
g_param_spec_object ("display", "Gst VA-API Display",
"The VA-API display object to use", GST_TYPE_VAAPI_DISPLAY,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_NAME));
}
#endif
@ -1131,12 +1196,8 @@ gst_vaapi_filter_new (GstVaapiDisplay * display)
#if USE_VA_VPP
GstVaapiFilter *filter;
filter = (GstVaapiFilter *)
gst_vaapi_mini_object_new0 (gst_vaapi_filter_class ());
if (!filter)
return NULL;
if (!gst_vaapi_filter_init (filter, display))
filter = g_object_new (GST_TYPE_VAAPI_FILTER, "display", display, NULL);
if (!gst_vaapi_filter_initialize (filter))
goto error;
return filter;
@ -1201,8 +1262,7 @@ gst_vaapi_filter_replace (GstVaapiFilter ** old_filter_ptr,
{
g_return_if_fail (old_filter_ptr != NULL);
gst_vaapi_mini_object_replace ((GstVaapiMiniObject **) old_filter_ptr,
GST_VAAPI_MINI_OBJECT (new_filter));
gst_object_replace ((GstObject **) old_filter_ptr, GST_OBJECT (new_filter));
}
/**

10
gst-libs/gst/vaapi/gstvaapifilter.h
View file

@ -28,6 +28,13 @@
G_BEGIN_DECLS
#define GST_TYPE_VAAPI_FILTER \
(gst_vaapi_filter_get_type ())
#define GST_VAAPI_FILTER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VAAPI_FILTER, GstVaapiFilter))
#define GST_VAAPI_IS_FILTER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPI_FILTER))
typedef struct _GstVaapiFilter GstVaapiFilter;
typedef struct _GstVaapiFilterOpInfo GstVaapiFilterOpInfo;
@ -167,6 +174,9 @@ gst_vaapi_deinterlace_method_get_type (void) G_GNUC_CONST;
GType
gst_vaapi_deinterlace_flags_get_type (void) G_GNUC_CONST;
GType
gst_vaapi_filter_get_type (void) G_GNUC_CONST;
GstVaapiFilter *
gst_vaapi_filter_new (GstVaapiDisplay * display);