Move dead submodules in-tree

Signed-off-by: swurl <swurl@swurl.xyz>

externals/oboe/src/opensles/EngineOpenSLES.h

@@ -0,0 +1,107 @@
+/*
+ * Copyright 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef OBOE_ENGINE_OPENSLES_H
+#define OBOE_ENGINE_OPENSLES_H
+
+#include <atomic>
+#include <mutex>
+
+#include <SLES/OpenSLES.h>
+#include <SLES/OpenSLES_Android.h>
+
+namespace oboe {
+
+typedef SLresult  (*prototype_slCreateEngine)(
+        SLObjectItf             *pEngine,
+        SLuint32                numOptions,
+        const SLEngineOption    *pEngineOptions,
+        SLuint32                numInterfaces,
+        const SLInterfaceID     *pInterfaceIds,
+        const SLboolean         *pInterfaceRequired
+);
+
+/**
+ * INTERNAL USE ONLY
+ */
+class EngineOpenSLES {
+public:
+    static EngineOpenSLES &getInstance();
+
+    bool linkOpenSLES();
+
+    SLresult open();
+
+    void close();
+
+    SLresult createOutputMix(SLObjectItf *objectItf);
+
+    SLresult createAudioPlayer(SLObjectItf *objectItf,
+                               SLDataSource *audioSource,
+                               SLDataSink *audioSink);
+    SLresult createAudioRecorder(SLObjectItf *objectItf,
+                                 SLDataSource *audioSource,
+                                 SLDataSink *audioSink);
+
+    SLInterfaceID getIidEngine() { return LOCAL_SL_IID_ENGINE; }
+    SLInterfaceID getIidAndroidSimpleBufferQueue() { return LOCAL_SL_IID_ANDROIDSIMPLEBUFFERQUEUE; }
+    SLInterfaceID getIidAndroidConfiguration() { return LOCAL_SL_IID_ANDROIDCONFIGURATION; }
+    SLInterfaceID getIidRecord() { return LOCAL_SL_IID_RECORD; }
+    SLInterfaceID getIidBufferQueue() { return LOCAL_SL_IID_BUFFERQUEUE; }
+    SLInterfaceID getIidVolume() { return LOCAL_SL_IID_VOLUME; }
+    SLInterfaceID getIidPlay() { return LOCAL_SL_IID_PLAY; }
+
+private:
+    // Make this a safe Singleton
+    EngineOpenSLES()= default;
+    ~EngineOpenSLES()= default;
+    EngineOpenSLES(const EngineOpenSLES&)= delete;
+    EngineOpenSLES& operator=(const EngineOpenSLES&)= delete;
+
+    SLInterfaceID getIidPointer(const char *symbolName);
+
+    /**
+     * Close the OpenSL ES engine.
+     * This must be called under mLock
+     */
+    void close_l();
+
+    std::mutex             mLock;
+    int32_t                mOpenCount = 0;
+
+    static constexpr int32_t kLinkStateUninitialized = 0;
+    static constexpr int32_t kLinkStateGood = 1;
+    static constexpr int32_t kLinkStateBad = 2;
+    int32_t                mDynamicLinkState = kLinkStateUninitialized;
+    SLObjectItf            mEngineObject = nullptr;
+    SLEngineItf            mEngineInterface = nullptr;
+
+    // These symbols are loaded using dlsym().
+    prototype_slCreateEngine mFunction_slCreateEngine = nullptr;
+    void                  *mLibOpenSlesLibraryHandle = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_ENGINE = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_ANDROIDSIMPLEBUFFERQUEUE = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_ANDROIDCONFIGURATION = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_RECORD = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_BUFFERQUEUE = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_VOLUME = nullptr;
+    SLInterfaceID          LOCAL_SL_IID_PLAY = nullptr;
+};
+
+} // namespace oboe
+
+
+#endif //OBOE_ENGINE_OPENSLES_H