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      1 // Copyright (c) 2012 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 MEDIA_BASE_MEDIA_EXPORT_H_
      6 #define MEDIA_BASE_MEDIA_EXPORT_H_
      7 
      8 // Define MEDIA_EXPORT so that functionality implemented by the Media module
      9 // can be exported to consumers.
     10 
     11 #if defined(COMPONENT_BUILD)
     12 #if defined(WIN32)
     13 
     14 #if defined(MEDIA_IMPLEMENTATION)
     15 #define MEDIA_EXPORT __declspec(dllexport)
     16 #else
     17 #define MEDIA_EXPORT __declspec(dllimport)
     18 #endif  // defined(MEDIA_IMPLEMENTATION)
     19 
     20 #else  // defined(WIN32)
     21 #if defined(MEDIA_IMPLEMENTATION)
     22 #define MEDIA_EXPORT __attribute__((visibility("default")))
     23 #else
     24 #define MEDIA_EXPORT
     25 #endif
     26 #endif
     27 
     28 #else  // defined(COMPONENT_BUILD)
     29 #define MEDIA_EXPORT
     30 #endif
     31 
     32 #endif  // MEDIA_BASE_MEDIA_EXPORT_H_
     33