text: /*
   * IJKSDLGLViewProtocol.h
   *
   * Copyright (c) 2017 Bilibili
   * Copyright (c) 2017 raymond <raymondzheng1412@gmail.com>
   *
   * This file is part of ijkPlayer.
   *
   * ijkPlayer is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * ijkPlayer 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
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with ijkPlayer; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
   */
  
  #ifndef IJKSDLGLViewProtocol_h
  #define IJKSDLGLViewProtocol_h
  
  #import <UIKit/UIKit.h>
  
  typedef struct IJKOverlay IJKOverlay;
  struct IJKOverlay {
      int w;
      int h;
      UInt32 format;
      int planes;
      UInt16 *pitches;
      UInt8 **pixels;
      int sar_num;
      int sar_den;
      CVPixelBufferRef pixel_buffer;
  };
  
  @protocol IJKSDLGLViewProtocol <NSObject>
  - (UIImage*) snapshot;
  @property(nonatomic, readonly) CGFloat  fps;
  @property(nonatomic)        CGFloat  scaleFactor;
  @property(nonatomic)        BOOL  isThirdGLView;
  - (void) display_pixels: (IJKOverlay *) overlay;
  @end
  
  #endif /* IJKSDLGLViewProtocol_h */
  