1 files changed, 61 insertions, 0 deletions
diff --git a/webrtc/modules/utility/source/coder.h b/webrtc/modules/utility/source/coder.h
new file mode 100644
index 0000000000..4270e9b380
--- /dev/null
+++ b/webrtc/modules/utility/source/coder.h
@@ -0,0 +1,61 @@
+/*
+ *  Copyright (c) 2011 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 WEBRTC_MODULES_UTILITY_SOURCE_CODER_H_
+#define WEBRTC_MODULES_UTILITY_SOURCE_CODER_H_
+
+#include "webrtc/base/scoped_ptr.h"
+#include "webrtc/common_types.h"
+#include "webrtc/modules/audio_coding/main/include/audio_coding_module.h"
+#include "webrtc/typedefs.h"
+
+namespace webrtc {
+class AudioFrame;
+
+class AudioCoder : public AudioPacketizationCallback
+{
+public:
+    AudioCoder(uint32_t instanceID);
+    ~AudioCoder();
+
+    int32_t SetEncodeCodec(const CodecInst& codecInst);
+
+    int32_t SetDecodeCodec(const CodecInst& codecInst);
+
+    int32_t Decode(AudioFrame& decodedAudio, uint32_t sampFreqHz,
+                   const int8_t* incomingPayload, size_t payloadLength);
+
+    int32_t PlayoutData(AudioFrame& decodedAudio, uint16_t& sampFreqHz);
+
+    int32_t Encode(const AudioFrame& audio, int8_t* encodedData,
+                   size_t& encodedLengthInBytes);
+
+protected:
+ int32_t SendData(FrameType frameType,
+                  uint8_t payloadType,
+                  uint32_t timeStamp,
+                  const uint8_t* payloadData,
+                  size_t payloadSize,
+                  const RTPFragmentationHeader* fragmentation) override;
+
+private:
+ rtc::scoped_ptr<AudioCodingModule> _acm;
+
+    CodecInst _receiveCodec;
+
+    uint32_t _encodeTimestamp;
+    int8_t*  _encodedData;
+    size_t _encodedLengthInBytes;
+
+    uint32_t _decodeTimestamp;
+};
+}  // namespace webrtc
+
+#endif // WEBRTC_MODULES_UTILITY_SOURCE_CODER_H_