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MediaPlayerWrapper.mm
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MediaPlayerWrapper.mm
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "MediaPlayerWrapper.h"
_Nullable Class mpNowPlayingInfoCenterClass;
_Nullable Class mpRemoteCommandCenterClass;
_Nullable Class mpRemoteCommandClass;
void* _Nullable handle;
#define MEDIAPLAYER_FRAMEWORK_PATH "/System/Library/Frameworks/MediaPlayer.framework/MediaPlayer"
bool MediaPlayerWrapperInit() {
if (handle) {
return true;
}
handle = dlopen(MEDIAPLAYER_FRAMEWORK_PATH, RTLD_LAZY | RTLD_LOCAL);
if (!handle) {
return false;
}
mpNowPlayingInfoCenterClass = (Class)dlsym(handle, "OBJC_CLASS_$_MPNowPlayingInfoCenter");
mpRemoteCommandCenterClass = (Class)dlsym(handle, "OBJC_CLASS_$_MPRemoteCommandCenter");
mpRemoteCommandClass = (Class)dlsym(handle, "OBJC_CLASS_$_MPRemoteCommand");
if (!mpNowPlayingInfoCenterClass) {
return false;
}
if (!mpRemoteCommandCenterClass) {
return false;
}
if (!mpRemoteCommandClass) {
return false;
}
return true;
}
void MediaPlayerWrapperClose() {
if (handle) {
dlclose(handle);
mpNowPlayingInfoCenterClass = nil;
mpRemoteCommandCenterClass = nil;
mpRemoteCommandClass = nil;
handle = nullptr;
}
}