1 // VaapiImageFormat.cpp: VA image format abstraction
2 //
3 // Copyright (C) 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
4 //
5 // This program is free software; you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation; either version 3 of the License, or
8 // (at your option) any later version.
9 //
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 //
19
20 #include "VaapiImageFormat.h"
21
22 // Get colorspace for the specified image format
vaapi_image_format_get_colorspace(VaapiImageFormat format)23 VaapiColorspace vaapi_image_format_get_colorspace(VaapiImageFormat format)
24 {
25 switch (format) {
26 case VAAPI_IMAGE_NV12:
27 case VAAPI_IMAGE_YV12:
28 case VAAPI_IMAGE_I420:
29 return VAAPI_COLORSPACE_YUV;
30 case VAAPI_IMAGE_ARGB:
31 case VAAPI_IMAGE_RGBA:
32 case VAAPI_IMAGE_ABGR:
33 case VAAPI_IMAGE_BGRA:
34 case VAAPI_IMAGE_RGB32:
35 case VAAPI_IMAGE_RGB24:
36 return VAAPI_COLORSPACE_RGB;
37 default:;
38 }
39 return VAAPI_COLORSPACE_UNKNOWN;
40 }
41
42 // Return image format from a VA image format
vaapi_get_image_format(VAImageFormat const & format)43 VaapiImageFormat vaapi_get_image_format(VAImageFormat const &format)
44 {
45 // XXX: check RGB formats and endianess
46 return static_cast<VaapiImageFormat>(format.fourcc);
47 }
48
49 // local Variables:
50 // mode: C++
51 // indent-tabs-mode: nil
52 // End:
53
54