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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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25 | 25 |
26 AudioEncoder::EncodedInfo AudioEncoder::Encode( | 26 AudioEncoder::EncodedInfo AudioEncoder::Encode( |
27 uint32_t rtp_timestamp, | 27 uint32_t rtp_timestamp, |
28 rtc::ArrayView<const int16_t> audio, | 28 rtc::ArrayView<const int16_t> audio, |
29 rtc::Buffer* encoded) { | 29 rtc::Buffer* encoded) { |
30 TRACE_EVENT0("webrtc", "AudioEncoder::Encode"); | 30 TRACE_EVENT0("webrtc", "AudioEncoder::Encode"); |
31 RTC_CHECK_EQ(audio.size(), | 31 RTC_CHECK_EQ(audio.size(), |
32 static_cast<size_t>(NumChannels() * SampleRateHz() / 100)); | 32 static_cast<size_t>(NumChannels() * SampleRateHz() / 100)); |
33 | 33 |
34 const size_t old_size = encoded->size(); | 34 const size_t old_size = encoded->size(); |
35 EncodedInfo info = EncodeInternal(rtp_timestamp, audio, encoded); | 35 EncodedInfo info = EncodeImpl(rtp_timestamp, audio, encoded); |
36 RTC_CHECK_EQ(encoded->size() - old_size, info.encoded_bytes); | 36 RTC_CHECK_EQ(encoded->size() - old_size, info.encoded_bytes); |
37 return info; | 37 return info; |
38 } | 38 } |
39 | 39 |
40 AudioEncoder::EncodedInfo AudioEncoder::Encode( | 40 AudioEncoder::EncodedInfo AudioEncoder::Encode( |
41 uint32_t rtp_timestamp, | 41 uint32_t rtp_timestamp, |
42 rtc::ArrayView<const int16_t> audio, | 42 rtc::ArrayView<const int16_t> audio, |
43 size_t max_encoded_bytes, | 43 size_t max_encoded_bytes, |
44 uint8_t* encoded) { | 44 uint8_t* encoded) { |
45 return DEPRECATED_Encode(rtp_timestamp, audio, max_encoded_bytes, encoded); | 45 return DEPRECATED_Encode(rtp_timestamp, audio, max_encoded_bytes, encoded); |
46 } | 46 } |
47 | 47 |
48 AudioEncoder::EncodedInfo AudioEncoder::DEPRECATED_Encode( | 48 AudioEncoder::EncodedInfo AudioEncoder::DEPRECATED_Encode( |
49 uint32_t rtp_timestamp, | 49 uint32_t rtp_timestamp, |
50 rtc::ArrayView<const int16_t> audio, | 50 rtc::ArrayView<const int16_t> audio, |
51 size_t max_encoded_bytes, | 51 size_t max_encoded_bytes, |
52 uint8_t* encoded) { | 52 uint8_t* encoded) { |
53 TRACE_EVENT0("webrtc", "AudioEncoder::Encode"); | 53 TRACE_EVENT0("webrtc", "AudioEncoder::Encode"); |
54 RTC_CHECK_EQ(audio.size(), | 54 RTC_CHECK_EQ(audio.size(), |
55 static_cast<size_t>(NumChannels() * SampleRateHz() / 100)); | 55 static_cast<size_t>(NumChannels() * SampleRateHz() / 100)); |
56 EncodedInfo info = | 56 EncodedInfo info = |
57 EncodeInternal(rtp_timestamp, audio, max_encoded_bytes, encoded); | 57 EncodeInternal(rtp_timestamp, audio, max_encoded_bytes, encoded); |
58 RTC_CHECK_LE(info.encoded_bytes, max_encoded_bytes); | 58 RTC_CHECK_LE(info.encoded_bytes, max_encoded_bytes); |
59 return info; | 59 return info; |
60 } | 60 } |
61 | 61 |
62 AudioEncoder::EncodedInfo AudioEncoder::EncodeInternal( | 62 AudioEncoder::EncodedInfo AudioEncoder::EncodeImpl( |
63 uint32_t rtp_timestamp, | 63 uint32_t rtp_timestamp, |
64 rtc::ArrayView<const int16_t> audio, | 64 rtc::ArrayView<const int16_t> audio, |
65 rtc::Buffer* encoded) | 65 rtc::Buffer* encoded) |
66 { | 66 { |
67 EncodedInfo info; | 67 EncodedInfo info; |
68 encoded->AppendData(MaxEncodedBytes(), [&] (rtc::ArrayView<uint8_t> encoded) { | 68 encoded->AppendData(MaxEncodedBytes(), [&] (rtc::ArrayView<uint8_t> encoded) { |
69 info = EncodeInternal(rtp_timestamp, audio, | 69 info = EncodeInternal(rtp_timestamp, audio, |
70 encoded.size(), encoded.data()); | 70 encoded.size(), encoded.data()); |
71 return info.encoded_bytes; | 71 return info.encoded_bytes; |
72 }); | 72 }); |
73 return info; | 73 return info; |
74 } | 74 } |
75 | 75 |
76 AudioEncoder::EncodedInfo AudioEncoder::EncodeInternal( | 76 AudioEncoder::EncodedInfo AudioEncoder::EncodeInternal( |
77 uint32_t rtp_timestamp, | 77 uint32_t rtp_timestamp, |
78 rtc::ArrayView<const int16_t> audio, | 78 rtc::ArrayView<const int16_t> audio, |
79 size_t max_encoded_bytes, | 79 size_t max_encoded_bytes, |
80 uint8_t* encoded) | 80 uint8_t* encoded) |
81 { | 81 { |
82 rtc::Buffer temp_buffer; | 82 rtc::Buffer temp_buffer; |
83 EncodedInfo info = EncodeInternal(rtp_timestamp, audio, &temp_buffer); | 83 EncodedInfo info = EncodeImpl(rtp_timestamp, audio, &temp_buffer); |
84 RTC_DCHECK_LE(temp_buffer.size(), max_encoded_bytes); | 84 RTC_DCHECK_LE(temp_buffer.size(), max_encoded_bytes); |
85 std::memcpy(encoded, temp_buffer.data(), info.encoded_bytes); | 85 std::memcpy(encoded, temp_buffer.data(), info.encoded_bytes); |
86 return info; | 86 return info; |
87 } | 87 } |
88 | 88 |
89 bool AudioEncoder::SetFec(bool enable) { | 89 bool AudioEncoder::SetFec(bool enable) { |
90 return !enable; | 90 return !enable; |
91 } | 91 } |
92 | 92 |
93 bool AudioEncoder::SetDtx(bool enable) { | 93 bool AudioEncoder::SetDtx(bool enable) { |
94 return !enable; | 94 return !enable; |
95 } | 95 } |
96 | 96 |
97 bool AudioEncoder::SetApplication(Application application) { | 97 bool AudioEncoder::SetApplication(Application application) { |
98 return false; | 98 return false; |
99 } | 99 } |
100 | 100 |
101 void AudioEncoder::SetMaxPlaybackRate(int frequency_hz) {} | 101 void AudioEncoder::SetMaxPlaybackRate(int frequency_hz) {} |
102 | 102 |
103 void AudioEncoder::SetProjectedPacketLossRate(double fraction) {} | 103 void AudioEncoder::SetProjectedPacketLossRate(double fraction) {} |
104 | 104 |
105 void AudioEncoder::SetTargetBitrate(int target_bps) {} | 105 void AudioEncoder::SetTargetBitrate(int target_bps) {} |
106 | 106 |
107 } // namespace webrtc | 107 } // namespace webrtc |
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