video.h 1.5 KB

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  1. /*
  2. * Copyright (c) 2007 Bobby Bingham
  3. *
  4. * This file is part of FFmpeg.
  5. *
  6. * FFmpeg is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU Lesser General Public
  8. * License as published by the Free Software Foundation; either
  9. * version 2.1 of the License, or (at your option) any later version.
  10. *
  11. * FFmpeg is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * Lesser General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU Lesser General Public
  17. * License along with FFmpeg; if not, write to the Free Software
  18. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19. */
  20. #ifndef AVFILTER_VIDEO_H
  21. #define AVFILTER_VIDEO_H
  22. #include "avfilter.h"
  23. AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h);
  24. AVFrame *ff_null_get_video_buffer(AVFilterLink *link, int w, int h);
  25. /**
  26. * Request a picture buffer with a specific set of permissions.
  27. *
  28. * @param link the output link to the filter from which the buffer will
  29. * be requested
  30. * @param w the minimum width of the buffer to allocate
  31. * @param h the minimum height of the buffer to allocate
  32. * @return A reference to the buffer. This must be unreferenced with
  33. * avfilter_unref_buffer when you are finished with it.
  34. */
  35. AVFrame *ff_get_video_buffer(AVFilterLink *link, int w, int h);
  36. #endif /* AVFILTER_VIDEO_H */