src/gallium/auxiliary/vl/vl_deint_filter.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2013 Grigori Goronzy <greg@chown.ath.cx>
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /* motion adaptive deinterlacer implementation */
  29
  30 #ifndef vl_deint_filter_h
  31 #define vl_deint_filter_h
  32
  33 #include "pipe/p_state.h"
  34
  35 struct vl_deint_filter
  36 {
  37    struct pipe_context *pipe;
  38    struct pipe_vertex_buffer quad;
  39
  40    void *rs_state;
  41    void *blend[3];
  42    void *sampler[4];
  43    void *ves;
  44    void *vs;
  45    void *fs_copy_top, *fs_copy_bottom;
  46    void *fs_deint_top, *fs_deint_bottom;
  47
  48    unsigned video_width, video_height;
  49    bool skip_chroma;
  50
  51    struct pipe_video_buffer *video_buffer;
  52 };
  53
  54 bool
  55 vl_deint_filter_init(struct vl_deint_filter *filter, struct pipe_context *pipe,
  56                      unsigned video_width, unsigned video_height,
  57                      bool skip_chroma, bool spatial_filter);
  58
  59 void
  60 vl_deint_filter_cleanup(struct vl_deint_filter *filter);
  61
  62 bool
  63 vl_deint_filter_check_buffers(struct vl_deint_filter *filter,
  64                               struct pipe_video_buffer *prevprev,
  65                               struct pipe_video_buffer *prev,
  66                               struct pipe_video_buffer *cur,
  67                               struct pipe_video_buffer *next);
  68
  69 void
  70 vl_deint_filter_render(struct vl_deint_filter *filter,
  71                        struct pipe_video_buffer *prevprev,
  72                        struct pipe_video_buffer *prev,
  73                        struct pipe_video_buffer *cur,
  74                        struct pipe_video_buffer *next,
  75                        unsigned field);
  76
  77 #endif /* vl_deint_filter_h */