/media/libvpx/vp8/common/swapyv12buffer.c

http://github.com/zpao/v8monkey · C · 34 lines · 17 code · 8 blank · 9 comment · 0 complexity · e83ced61f451af95234cb034a66228a4 MD5 · raw file

  1. /*
  2. * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  3. *
  4. * Use of this source code is governed by a BSD-style license
  5. * that can be found in the LICENSE file in the root of the source
  6. * tree. An additional intellectual property rights grant can be found
  7. * in the file PATENTS. All contributing project authors may
  8. * be found in the AUTHORS file in the root of the source tree.
  9. */
  10. #include "swapyv12buffer.h"
  11. void vp8_swap_yv12_buffer(YV12_BUFFER_CONFIG *new_frame, YV12_BUFFER_CONFIG *last_frame)
  12. {
  13. unsigned char *temp;
  14. temp = last_frame->buffer_alloc;
  15. last_frame->buffer_alloc = new_frame->buffer_alloc;
  16. new_frame->buffer_alloc = temp;
  17. temp = last_frame->y_buffer;
  18. last_frame->y_buffer = new_frame->y_buffer;
  19. new_frame->y_buffer = temp;
  20. temp = last_frame->u_buffer;
  21. last_frame->u_buffer = new_frame->u_buffer;
  22. new_frame->u_buffer = temp;
  23. temp = last_frame->v_buffer;
  24. last_frame->v_buffer = new_frame->v_buffer;
  25. new_frame->v_buffer = temp;
  26. }