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ae429de8f6
We need different export decorators for the different libs. For now no actual change though, just rename before the release, and add prelude headers to define the new decorator to GST_EXPORT.
111 lines
4.3 KiB
C
111 lines
4.3 KiB
C
/* GStreamer
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* Copyright (C) 2006 Nokia <stefan.kost@nokia.com
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*
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* videoorientation.h: video flipping and centering interface
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_VIDEO_ORIENTATION_H__
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#define __GST_VIDEO_ORIENTATION_H__
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#include <gst/gst.h>
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#include <gst/video/video-prelude.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VIDEO_ORIENTATION \
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(gst_video_orientation_get_type ())
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#define GST_VIDEO_ORIENTATION(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VIDEO_ORIENTATION, GstVideoOrientation))
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#define GST_IS_VIDEO_ORIENTATION(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VIDEO_ORIENTATION))
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#define GST_VIDEO_ORIENTATION_GET_INTERFACE(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_VIDEO_ORIENTATION, GstVideoOrientationInterface))
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/**
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* GstVideoOrientation:
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*
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* Opaque #GstVideoOrientation data structure.
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*/
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typedef struct _GstVideoOrientation GstVideoOrientation;
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typedef struct _GstVideoOrientationInterface GstVideoOrientationInterface;
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/**
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* GstVideoOrientationInterface:
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* @iface: parent interface type.
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* @get_hflip: virtual method to get horizontal flipping state
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* @get_vflip: virtual method to get vertical flipping state
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* @get_hcenter: virtual method to get horizontal centering state
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* @get_vcenter: virtual method to get vertical centering state
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* @set_hflip: virtual method to set horizontal flipping state
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* @set_vflip: virtual method to set vertical flipping state
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* @set_hcenter: virtual method to set horizontal centering state
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* @set_vcenter: virtual method to set vertical centering state
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*
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* #GstVideoOrientationInterface interface.
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*/
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struct _GstVideoOrientationInterface {
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GTypeInterface iface;
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/* FIXME 0.11: fix awkward API? add some kind of get_supported flags thing
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* and then just return booleans/int from all vfuncs requiring the caller
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* to check the flags first */
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/* virtual functions */
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gboolean (* get_hflip) (GstVideoOrientation *video_orientation, gboolean *flip);
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gboolean (* get_vflip) (GstVideoOrientation *video_orientation, gboolean *flip);
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gboolean (* get_hcenter) (GstVideoOrientation *video_orientation, gint *center);
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gboolean (* get_vcenter) (GstVideoOrientation *video_orientation, gint *center);
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gboolean (* set_hflip) (GstVideoOrientation *video_orientation, gboolean flip);
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gboolean (* set_vflip) (GstVideoOrientation *video_orientation, gboolean flip);
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gboolean (* set_hcenter) (GstVideoOrientation *video_orientation, gint center);
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gboolean (* set_vcenter) (GstVideoOrientation *video_orientation, gint center);
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};
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GST_VIDEO_API
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GType gst_video_orientation_get_type (void);
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/* virtual class function wrappers */
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GST_VIDEO_API
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gboolean gst_video_orientation_get_hflip (GstVideoOrientation *video_orientation, gboolean *flip);
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GST_VIDEO_API
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gboolean gst_video_orientation_get_vflip (GstVideoOrientation *video_orientation, gboolean *flip);
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GST_VIDEO_API
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gboolean gst_video_orientation_get_hcenter (GstVideoOrientation *video_orientation, gint *center);
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GST_VIDEO_API
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gboolean gst_video_orientation_get_vcenter (GstVideoOrientation *video_orientation, gint *center);
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GST_VIDEO_API
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gboolean gst_video_orientation_set_hflip (GstVideoOrientation *video_orientation, gboolean flip);
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GST_VIDEO_API
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gboolean gst_video_orientation_set_vflip (GstVideoOrientation *video_orientation, gboolean flip);
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GST_VIDEO_API
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gboolean gst_video_orientation_set_hcenter (GstVideoOrientation *video_orientation, gint center);
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GST_VIDEO_API
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gboolean gst_video_orientation_set_vcenter (GstVideoOrientation *video_orientation, gint center);
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G_END_DECLS
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#endif /* __GST_VIDEO_ORIENTATION_H__ */
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