1 files changed, 55 insertions, 0 deletions
diff --git a/src/flowgraph/SinkI8_24.cpp b/src/flowgraph/SinkI8_24.cpp
new file mode 100644
index 00000000..d5e4b808
--- /dev/null
+++ b/src/flowgraph/SinkI8_24.cpp
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2023 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 "FlowGraphNode.h"
+#include "FlowgraphUtilities.h"
+#include "SinkI8_24.h"
+
+#if FLOWGRAPH_ANDROID_INTERNAL
+#include <audio_utils/primitives.h>
+#endif
+
+using namespace FLOWGRAPH_OUTER_NAMESPACE::flowgraph;
+
+SinkI8_24::SinkI8_24(int32_t channelCount)
+        : FlowGraphSink(channelCount) {}
+
+int32_t SinkI8_24::read(void *data, int32_t numFrames) {
+    int32_t *intData = (int32_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_q8_23_from_float_with_clamp(intData, signal, numSamples);
+        intData += numSamples;
+        signal += numSamples;
+#else
+        for (int i = 0; i < numSamples; i++) {
+            *intData++ = FlowgraphUtilities::clamp24FromFloat(*signal++);
+        }
+#endif
+        framesLeft -= framesRead;
+    }
+    return numFrames - framesLeft;
+}