1 /*
2  *  Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_EXTERNAL_DECODER_TEST_H_
12 #define MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_EXTERNAL_DECODER_TEST_H_
13 
14 #include <memory>
15 #include <string>
16 
17 #include "api/audio_codecs/audio_decoder.h"
18 #include "common_types.h"  // NOLINT(build/include)
19 #include "modules/audio_coding/neteq/include/neteq.h"
20 #include "modules/include/module_common_types.h"
21 
22 namespace webrtc {
23 namespace test {
24 // This test class provides a way run NetEQ with an external decoder.
25 class NetEqExternalDecoderTest {
26  protected:
27   static const uint8_t kPayloadType = 95;
28   static const int kOutputLengthMs = 10;
29 
30   // The external decoder |decoder| is suppose to be of type |codec|.
31   NetEqExternalDecoderTest(NetEqDecoder codec,
32                            int sample_rate_hz,
33                            AudioDecoder* decoder);
34 
~NetEqExternalDecoderTest()35   virtual ~NetEqExternalDecoderTest() { }
36 
37   // In Init(), we register the external decoder.
38   void Init();
39 
40   // Inserts a new packet with |rtp_header| and |payload| of
41   // |payload_size_bytes| bytes. The |receive_timestamp| is an indication
42   // of the time when the packet was received, and should be measured with
43   // the same tick rate as the RTP timestamp of the current payload.
44   virtual void InsertPacket(RTPHeader rtp_header,
45                             rtc::ArrayView<const uint8_t> payload,
46                             uint32_t receive_timestamp);
47 
48   // Get 10 ms of audio data.
49   void GetOutputAudio(AudioFrame* output);
50 
neteq()51   NetEq* neteq() { return neteq_.get(); }
52 
53  private:
54   NetEqDecoder codec_;
55   std::string name_ = "dummy name";
56   AudioDecoder* decoder_;
57   int sample_rate_hz_;
58   size_t channels_;
59   std::unique_ptr<NetEq> neteq_;
60 };
61 
62 }  // namespace test
63 }  // namespace webrtc
64 
65 #endif  // MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_EXTERNAL_DECODER_TEST_H_
66