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1 /* | 1 /* |
2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2016 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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78 if (comfort_noise_types_.count(packet_->header.payloadType) != 0) { | 78 if (comfort_noise_types_.count(packet_->header.payloadType) != 0) { |
79 // If CNG, simply insert a zero-energy one-byte payload. | 79 // If CNG, simply insert a zero-energy one-byte payload. |
80 uint8_t cng_payload[1] = {127}; // Max attenuation of CNG. | 80 uint8_t cng_payload[1] = {127}; // Max attenuation of CNG. |
81 packet_->payload.SetData(cng_payload); | 81 packet_->payload.SetData(cng_payload); |
82 return; | 82 return; |
83 } | 83 } |
84 | 84 |
85 rtc::Optional<RTPHeader> next_hdr = source_->NextHeader(); | 85 rtc::Optional<RTPHeader> next_hdr = source_->NextHeader(); |
86 RTC_DCHECK(next_hdr); | 86 RTC_DCHECK(next_hdr); |
87 uint8_t payload[12]; | 87 uint8_t payload[12]; |
| 88 RTC_DCHECK_LE(last_frame_size_timestamps_, 120 * 48); |
88 uint32_t input_frame_size_timestamps = last_frame_size_timestamps_; | 89 uint32_t input_frame_size_timestamps = last_frame_size_timestamps_; |
89 if (next_hdr->sequenceNumber == packet_->header.sequenceNumber + 1) { | 90 const uint32_t timestamp_diff = |
90 // Packets are in order. | 91 next_hdr->timestamp - packet_->header.timestamp; |
91 input_frame_size_timestamps = | 92 if (next_hdr->sequenceNumber == packet_->header.sequenceNumber + 1 && |
92 next_hdr->timestamp - packet_->header.timestamp; | 93 timestamp_diff <= 120 * 48) { |
| 94 // Packets are in order and the timestamp diff is less than 5760 samples. |
| 95 // Accept the timestamp diff as a valid frame size. |
| 96 input_frame_size_timestamps = timestamp_diff; |
93 last_frame_size_timestamps_ = input_frame_size_timestamps; | 97 last_frame_size_timestamps_ = input_frame_size_timestamps; |
94 } | 98 } |
| 99 RTC_DCHECK_LE(input_frame_size_timestamps, 120 * 48); |
95 FakeDecodeFromFile::PrepareEncoded(packet_->header.timestamp, | 100 FakeDecodeFromFile::PrepareEncoded(packet_->header.timestamp, |
96 input_frame_size_timestamps, | 101 input_frame_size_timestamps, |
97 packet_->payload.size(), payload); | 102 packet_->payload.size(), payload); |
98 packet_->payload.SetData(payload); | 103 packet_->payload.SetData(payload); |
99 packet_->header.payloadType = replacement_payload_type_; | 104 packet_->header.payloadType = replacement_payload_type_; |
100 return; | 105 return; |
101 } | 106 } |
102 | 107 |
103 } // namespace test | 108 } // namespace test |
104 } // namespace webrtc | 109 } // namespace webrtc |
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