Move dead submodules in-tree

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

externals/oboe/src/flowgraph/SinkI16.cpp

@@ -0,0 +1,57 @@
+/*
+ * 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.
+ */
+
+#include <algorithm>
+#include <unistd.h>
+
+#include "SinkI16.h"
+
+#if FLOWGRAPH_ANDROID_INTERNAL
+#include <audio_utils/primitives.h>
+#endif
+
+using namespace FLOWGRAPH_OUTER_NAMESPACE::flowgraph;
+
+SinkI16::SinkI16(int32_t channelCount)
+        : FlowGraphSink(channelCount) {}
+
+int32_t SinkI16::read(void *data, int32_t numFrames) {
+    int16_t *shortData = (int16_t *) data;
+    const int32_t channelCount = input.getSamplesPerFrame();
+
+    int32_t framesLeft = numFrames;
+    while (framesLeft > 0) {
+        // Run the graph and pull data through the input port.
+        int32_t framesRead = pullData(framesLeft);
+        if (framesRead <= 0) {
+            break;
+        }
+        const float *signal = input.getBuffer();
+        int32_t numSamples = framesRead * channelCount;
+#if FLOWGRAPH_ANDROID_INTERNAL
+        memcpy_to_i16_from_float(shortData, signal, numSamples);
+        shortData += numSamples;
+        signal += numSamples;
+#else
+        for (int i = 0; i < numSamples; i++) {
+            int32_t n = (int32_t) (*signal++ * 32768.0f);
+            *shortData++ = std::min(INT16_MAX, std::max(INT16_MIN, n)); // clip
+        }
+#endif
+        framesLeft -= framesRead;
+    }
+    return numFrames - framesLeft;
+}