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97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/* GStreamer
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*
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* Copyright (C) 2006 Edgard Lima <edgard.lima@gmail.com>
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*
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* gstv4l2vidorient.c: video orientation interface implementation for V4L2
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include "gstv4l2vidorient.h"
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#include "gstv4l2object.h"
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#include "v4l2_calls.h"
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GST_DEBUG_CATEGORY_STATIC (v4l2vo_debug);
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#define GST_CAT_DEFAULT v4l2vo_debug
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void
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gst_v4l2_video_orientation_interface_init (GstVideoOrientationInterface * iface)
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{
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GST_DEBUG_CATEGORY_INIT (v4l2vo_debug, "v4l2vo", 0,
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"V4L2 VideoOrientation interface debugging");
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}
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gboolean
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gst_v4l2_video_orientation_get_hflip (GstV4l2Object * v4l2object,
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gboolean * flip)
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{
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return gst_v4l2_get_attribute (v4l2object, V4L2_CID_HFLIP, flip);
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}
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gboolean
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gst_v4l2_video_orientation_get_vflip (GstV4l2Object * v4l2object,
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gboolean * flip)
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{
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return gst_v4l2_get_attribute (v4l2object, V4L2_CID_VFLIP, flip);
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}
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/* named hcenter because of historical v4l2 naming */
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gboolean
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gst_v4l2_video_orientation_get_hcenter (GstV4l2Object * v4l2object,
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gint * center)
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{
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return gst_v4l2_get_attribute (v4l2object, V4L2_CID_PAN_RESET, center);
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}
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/* named vcenter because of historical v4l2 naming */
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gboolean
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gst_v4l2_video_orientation_get_vcenter (GstV4l2Object * v4l2object,
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gint * center)
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{
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return gst_v4l2_get_attribute (v4l2object, V4L2_CID_TILT_RESET, center);
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}
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gboolean
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gst_v4l2_video_orientation_set_hflip (GstV4l2Object * v4l2object, gboolean flip)
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{
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return gst_v4l2_set_attribute (v4l2object, V4L2_CID_HFLIP, flip);
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}
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gboolean
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gst_v4l2_video_orientation_set_vflip (GstV4l2Object * v4l2object, gboolean flip)
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{
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return gst_v4l2_set_attribute (v4l2object, V4L2_CID_VFLIP, flip);
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}
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gboolean
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gst_v4l2_video_orientation_set_hcenter (GstV4l2Object * v4l2object, gint center)
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{
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return gst_v4l2_set_attribute (v4l2object, V4L2_CID_PAN_RESET, center);
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}
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gboolean
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gst_v4l2_video_orientation_set_vcenter (GstV4l2Object * v4l2object, gint center)
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{
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return gst_v4l2_set_attribute (v4l2object, V4L2_CID_TILT_RESET, center);
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}
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