使用SDL_OpenAudioDevice接口打开音频设备 (#2489)

修复SDL_OpenAudio()接口可能打开失败问题

player/SDLAudioDevice.cpp

@@ -33,9 +33,9 @@ SDLAudioDevice::SDLAudioDevice() {
         SDLAudioDevice *_this = (SDLAudioDevice *) userdata;
         _this->onReqPCM((char *) stream, len);
     };
-    if (SDL_OpenAudio(&wanted_spec, &_audio_config) < 0) {
-        throw std::runtime_error("SDL_OpenAudio failed");
-    }
+	if (SDL_OpenAudioDevice(NULL, 0, &wanted_spec, &_audio_config, SDL_AUDIO_ALLOW_ANY_CHANGE) < 0) {
+		throw std::runtime_error("SDL_OpenAudioDevice failed");
+	}
 
     InfoL << "actual audioSpec, " << "freq:" << _audio_config.freq
           << ", format:" << hex << _audio_config.format << dec