1
/**************************************************************************
3
* Copyright 2012 Christian König.
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:
14
* The above copyright notice and this permission notice (including the
15
* next paragraph) shall be included in all copies or substantial portions
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 VMWARE 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.
26
**************************************************************************/
28
/* implementation of all matrix based filters like
29
gaussian, mean, laplacian, emboss, sharpness etc.. */
31
#ifndef vl_matrix_filter_h
32
#define vl_matrix_filter_h
34
#include "pipe/p_state.h"
36
struct vl_matrix_filter
38
struct pipe_context *pipe;
39
struct pipe_vertex_buffer quad;
49
vl_matrix_filter_init(struct vl_matrix_filter *filter, struct pipe_context *pipe,
50
unsigned video_width, unsigned video_height,
51
unsigned matrix_width, unsigned matrix_height,
52
const float *matrix_values);
55
vl_matrix_filter_cleanup(struct vl_matrix_filter *filter);
59
vl_matrix_filter_render(struct vl_matrix_filter *filter,
60
struct pipe_sampler_view *src,
61
struct pipe_surface *dst);
64
#endif /* vl_matrix_filter_h */