1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*******************************************************************************#
# guvcview http://guvcview.sourceforge.net #
# #
# Paulo Assis <pj.assis@gmail.com> #
# Nobuhiro Iwamatsu <iwamatsu@nigauri.org> #
# Add UYVY color support(Macbook iSight) #
# Flemming Frandsen <dren.dk@gmail.com> #
# Add VU meter OSD #
# #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# This program 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 General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the Free Software #
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
# #
********************************************************************************/
#ifndef RENDER_H
#define RENDER_H
/*
* render a vu meter
* args:
* frame - pointer to yuyv frame data
* width - frame width
* height - frame height
* vu_level - vu level values (array with 2 channels)
*
* asserts:
* none
*
* returns: none
*/
void render_osd_vu_meter(uint8_t *frame, int width, int height, float vu_level[2]);
/*
* render a crosshair
* args:
* frame - pointer to yuyv frame data
* width - frame width
* height - frame height
*
* asserts:
* none
*
* returns: none
*/
void render_osd_crosshair(uint8_t *frame, int width, int height);
/*
* Apply fx filters
* args:
* frame - pointer to frame buffer (yuyv format)
* width - frame width
* height - frame height
* mask - or'ed filter mask
*
* asserts:
* frame is not null
*
* returns: void
*/
void render_fx_apply(uint8_t *frame, int width, int height, uint32_t mask);
#endif
|
