DisplayAnalyzer.h revision 770346b3b6f55e10c54c8a47d4db8f8907035173 
1/*
2 * Copyright © 2012 Intel Corporation
3 * All rights reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 *
24 * Authors:
25 *    Jackie Li <yaodong.li@intel.com>
26 *
27 */
28#ifndef DISPLAY_ANALYZER_H
29#define DISPLAY_ANALYZER_H
30
31
32
33namespace android {
34namespace intel {
35
36
37class DisplayAnalyzer {
38public:
39    DisplayAnalyzer();
40    virtual ~DisplayAnalyzer();
41
42public:
43    bool initialize();
44    void uninitialize();
45    void analyzeContents(size_t numDisplays, hwc_display_contents_1_t** displays);
46    bool checkVideoExtendedMode();
47    bool isVideoLayer(hwc_layer_1_t &layer);
48
49private:
50    void detectVideoExtendedMode(size_t numDisplays, hwc_display_contents_1_t** displays);
51    void detectTrickMode(hwc_display_contents_1_t *list);
52
53    bool mInitialized;
54    bool mVideoExtendedMode;
55    bool mForceCloneMode;
56
57};
58
59} // namespace intel
60} // namespace android
61
62
63
64#endif /* DISPLAY_ANALYZER_H */
65