1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef UI_DISPLAY_UTIL_X11_EDID_PARSER_X11_H_ 6 #define UI_DISPLAY_UTIL_X11_EDID_PARSER_X11_H_ 7 8 #include <stdint.h> 9 10 #include <string> 11 12 #include "ui/display/types/display_constants.h" 13 #include "ui/display/util/display_util_export.h" 14 15 typedef unsigned long XID; 16 typedef XID RROutput; 17 18 // Xrandr utility functions to help get EDID information. 19 20 namespace ui { 21 22 // Gets the EDID data from |output| and generates the display id through 23 // |GetDisplayIdFromEDID|. 24 DISPLAY_UTIL_EXPORT bool GetDisplayId(XID output, 25 uint8_t index, 26 int64_t* display_id_out); 27 28 // Generate the human readable string from EDID obtained from |output|. 29 DISPLAY_UTIL_EXPORT std::string GetDisplayName(RROutput output); 30 31 // Gets the overscan flag from |output| and stores to |flag|. Returns true if 32 // the flag is found. Otherwise returns false and doesn't touch |flag|. The 33 // output will produce overscan if |flag| is set to true, but the output may 34 // still produce overscan even though it returns true and |flag| is set to 35 // false. 36 DISPLAY_UTIL_EXPORT bool GetOutputOverscanFlag(RROutput output, bool* flag); 37 38 } // namespace ui 39 40 #endif // UI_DISPLAY_UTIL_X11_EDID_PARSER_X11_H_ 41