Move dead submodules in-tree

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

externals/oboe/samples/LiveEffect/src/main/cpp/FullDuplexPass.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2018 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 SAMPLES_FULLDUPLEXPASS_H
+#define SAMPLES_FULLDUPLEXPASS_H
+
+class FullDuplexPass : public oboe::FullDuplexStream {
+public:
+    virtual oboe::DataCallbackResult
+    onBothStreamsReady(
+            const void *inputData,
+            int   numInputFrames,
+            void *outputData,
+            int   numOutputFrames) {
+        // Copy the input samples to the output with a little arbitrary gain change.
+
+        // This code assumes the data format for both streams is Float.
+        const float *inputFloats = static_cast<const float *>(inputData);
+        float *outputFloats = static_cast<float *>(outputData);
+
+        // It also assumes the channel count for each stream is the same.
+        int32_t samplesPerFrame = getOutputStream()->getChannelCount();
+        int32_t numInputSamples = numInputFrames * samplesPerFrame;
+        int32_t numOutputSamples = numOutputFrames * samplesPerFrame;
+
+        // It is possible that there may be fewer input than output samples.
+        int32_t samplesToProcess = std::min(numInputSamples, numOutputSamples);
+        for (int32_t i = 0; i < samplesToProcess; i++) {
+            *outputFloats++ = *inputFloats++ * 0.95; // do some arbitrary processing
+        }
+
+        // If there are fewer input samples then clear the rest of the buffer.
+        int32_t samplesLeft = numOutputSamples - numInputSamples;
+        for (int32_t i = 0; i < samplesLeft; i++) {
+            *outputFloats++ = 0.0; // silence
+        }
+
+        return oboe::DataCallbackResult::Continue;
+    }
+};
+#endif //SAMPLES_FULLDUPLEXPASS_H