Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 30 insertions, 0 deletions

diff --git a/third_party/libwebrtc/audio/conversion.h b/third_party/libwebrtc/audio/conversion.h
new file mode 100644
index 0000000000..dd71942f6a
--- /dev/null
+++ b/third_party/libwebrtc/audio/conversion.h
@@ -0,0 +1,30 @@
+/*
+ *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef AUDIO_CONVERSION_H_
+#define AUDIO_CONVERSION_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+namespace webrtc {
+
+// Convert fixed point number with 8 bit fractional part, to floating point.
+inline float Q8ToFloat(uint32_t v) {
+  return static_cast<float>(v) / (1 << 8);
+}
+
+// Convert fixed point number with 14 bit fractional part, to floating point.
+inline float Q14ToFloat(uint32_t v) {
+  return static_cast<float>(v) / (1 << 14);
+}
+}  // namespace webrtc
+
+#endif  // AUDIO_CONVERSION_H_