1 files changed, 53 insertions, 0 deletions
diff --git a/src/3rdparty/resonance-audio/resonance_audio/utils/wav.cc b/src/3rdparty/resonance-audio/resonance_audio/utils/wav.cc
new file mode 100644
index 000000000..5edbbc7bd
--- /dev/null
+++ b/src/3rdparty/resonance-audio/resonance_audio/utils/wav.cc
@@ -0,0 +1,53 @@
+/*
+Copyright 2018 Google Inc. All Rights Reserved.
+
+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 "utils/wav.h"
+
+#include <cerrno>
+#include <fstream>
+#include <string>
+
+#include "base/integral_types.h"
+#include "base/logging.h"
+#include "utils/wav_reader.h"
+
+namespace vraudio {
+
+Wav::Wav(size_t num_channels, int sample_rate,
+         std::vector<int16_t>&& interleaved_samples)
+    : num_channels_(num_channels),
+      sample_rate_(sample_rate),
+      interleaved_samples_(interleaved_samples) {}
+
+Wav::~Wav() {}
+
+std::unique_ptr<const Wav> Wav::CreateOrNull(std::istream* binary_stream) {
+  WavReader wav_reader(binary_stream);
+  const size_t num_total_samples = wav_reader.GetNumTotalSamples();
+  if (!wav_reader.IsHeaderValid() || num_total_samples == 0) {
+    return nullptr;
+  }
+  std::vector<int16> interleaved_samples(num_total_samples);
+  if (wav_reader.ReadSamples(num_total_samples, &interleaved_samples[0]) !=
+      num_total_samples) {
+    return nullptr;
+  }
+  return std::unique_ptr<Wav>(new Wav(wav_reader.GetNumChannels(),
+                                      wav_reader.GetSampleRateHz(),
+                                      std::move(interleaved_samples)));
+}
+
+}  // namespace vraudio