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94 lines
3.2 KiB
C
94 lines
3.2 KiB
C
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/*
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* GStreamer
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* Copyright (C) 2016 Matthew Waters <matthew@centricular.com>
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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_GL_VIDEO_FLIP_H_
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#define _GST_GL_VIDEO_FLIP_H_
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#include <gst/gl/gl.h>
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G_BEGIN_DECLS
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#define GST_TYPE_GL_VIDEO_FLIP (gst_gl_video_flip_get_type())
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#define GST_GL_VIDEO_FLIP(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_VIDEO_FLIP,GstGLVideoFlip))
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#define GST_IS_GL_VIDEO_FLIP(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_VIDEO_FLIP))
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#define GST_GL_VIDEO_FLIP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_GL_VIDEO_FLIP,GstGLVideoFlipClass))
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#define GST_IS_GL_VIDEO_FLIP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_GL_VIDEO_FLIP))
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#define GST_GL_VIDEO_FLIP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_GL_VIDEO_FLIP,GstGLVideoFlipClass))
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/**
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* GstVideoFlipMethod:
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* @GST_GL_VIDEO_FLIP_METHOD_IDENTITY: Identity (no rotation)
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* @GST_GL_VIDEO_FLIP_METHOD_90R: Rotate clockwise 90 degrees
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* @GST_GL_VIDEO_FLIP_METHOD_180: Rotate 180 degrees
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* @GST_GL_VIDEO_FLIP_METHOD_90L: Rotate counter-clockwise 90 degrees
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* @GST_GL_VIDEO_FLIP_METHOD_FLIP_HORIZ: Flip horizontally
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* @GST_GL_VIDEO_FLIP_METHOD_FLIP_VERT: Flip vertically
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* @GST_GL_VIDEO_FLIP_METHOD_FLIP_UL_LR: Flip across upper left/lower right diagonal
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* @GST_GL_VIDEO_FLIP_METHOD_FLIP_UR_LL: Flip across upper right/lower left diagonal
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* @GST_GL_VIDEO_FLIP_METHOD_AUTO: Select flip method based on image-orientation tag
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*
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* The different flip methods.
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*/
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typedef enum {
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GST_GL_VIDEO_FLIP_METHOD_IDENTITY,
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GST_GL_VIDEO_FLIP_METHOD_90R,
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GST_GL_VIDEO_FLIP_METHOD_180,
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GST_GL_VIDEO_FLIP_METHOD_90L,
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GST_GL_VIDEO_FLIP_METHOD_FLIP_HORIZ,
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GST_GL_VIDEO_FLIP_METHOD_FLIP_VERT,
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GST_GL_VIDEO_FLIP_METHOD_FLIP_UL_LR,
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GST_GL_VIDEO_FLIP_METHOD_FLIP_UR_LL,
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GST_GL_VIDEO_FLIP_METHOD_AUTO,
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} GstGLVideoFlipMethod;
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typedef struct _GstGLVideoFlip GstGLVideoFlip;
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typedef struct _GstGLVideoFlipClass GstGLVideoFlipClass;
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struct _GstGLVideoFlip
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{
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GstBin bin;
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GstPad *srcpad;
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GstPad *sinkpad;
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GstElement *input_capsfilter;
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GstElement *transformation;
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GstElement *output_capsfilter;
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gulong sink_probe;
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gulong src_probe;
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/* properties */
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GstGLVideoFlipMethod method;
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GstGLVideoFlipMethod tag_method;
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GstGLVideoFlipMethod active_method;
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};
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struct _GstGLVideoFlipClass
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{
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GstBinClass filter_class;
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};
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GType gst_gl_video_flip_get_type (void);
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G_END_DECLS
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#endif /* _GST_GL_VIDEO_FLIP_H_ */
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