mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-17 05:46:36 +00:00
114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
* This file:
|
|
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
|
* Copyright (C) 2010 David Schleef <ds@schleef.org>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
/**
|
|
* SECTION:element-videoconvert
|
|
* @title: videoconvert
|
|
*
|
|
* Convert video frames between a great variety of video formats.
|
|
*
|
|
* ## Example launch line
|
|
* |[
|
|
* gst-launch-1.0 -v videotestsrc ! video/x-raw,format=YUY2 ! videoconvert ! autovideosink
|
|
* ]|
|
|
* This will output a test video (generated in YUY2 format) in a video
|
|
* window. If the video sink selected does not support YUY2 videoconvert will
|
|
* automatically convert the video to a format understood by the video sink.
|
|
*
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstvideoconvert.h"
|
|
|
|
G_DEFINE_TYPE (GstVideoConvert, gst_video_convert,
|
|
GST_TYPE_VIDEO_CONVERT_SCALE);
|
|
GST_ELEMENT_REGISTER_DEFINE (videoconvert, "videoconvert",
|
|
GST_RANK_MARGINAL, gst_video_convert_get_type ());
|
|
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_DISABLE_SCALING,
|
|
};
|
|
|
|
#define DEFAULT_PROP_DISABLE_SCALING FALSE
|
|
|
|
static void
|
|
gst_video_convert_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec)
|
|
{
|
|
switch (prop_id) {
|
|
case PROP_DISABLE_SCALING:
|
|
g_value_set_boolean (value,
|
|
!gst_video_convert_scale_get_scales (GST_VIDEO_CONVERT_SCALE
|
|
(object)));
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_video_convert_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
switch (prop_id) {
|
|
case PROP_DISABLE_SCALING:
|
|
gst_video_convert_scale_set_scales (GST_VIDEO_CONVERT_SCALE (object),
|
|
!g_value_get_boolean (value));
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_video_convert_class_init (GstVideoConvertClass * klass)
|
|
{
|
|
GObjectClass *gobject_class = (GObjectClass *) klass;
|
|
|
|
gobject_class->set_property = gst_video_convert_set_property;
|
|
gobject_class->get_property = gst_video_convert_get_property;
|
|
|
|
((GstVideoConvertScaleClass *) klass)->any_memory = TRUE;
|
|
|
|
/**
|
|
* videoconvert::disable-scaling:
|
|
*
|
|
* Since: 1.22
|
|
*/
|
|
g_object_class_install_property (gobject_class, PROP_DISABLE_SCALING,
|
|
g_param_spec_boolean ("disable-scaling", "Disable Scaling",
|
|
"Disables frame scaling", DEFAULT_PROP_DISABLE_SCALING,
|
|
G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
|
|
GST_PARAM_MUTABLE_READY));
|
|
}
|
|
|
|
static void
|
|
gst_video_convert_init (GstVideoConvert * self)
|
|
{
|
|
|
|
}
|