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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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61 rtp_gen.set_drift_factor(drift_factor); | 61 rtp_gen.set_drift_factor(drift_factor); |
62 bool drift_flipped = false; | 62 bool drift_flipped = false; |
63 int32_t packet_input_time_ms = | 63 int32_t packet_input_time_ms = |
64 rtp_gen.GetRtpHeader(kPayloadType, kInputBlockSizeSamples, &rtp_header); | 64 rtp_gen.GetRtpHeader(kPayloadType, kInputBlockSizeSamples, &rtp_header); |
65 auto input_samples = audio_loop.GetNextBlock(); | 65 auto input_samples = audio_loop.GetNextBlock(); |
66 if (input_samples.empty()) | 66 if (input_samples.empty()) |
67 exit(1); | 67 exit(1); |
68 uint8_t input_payload[kInputBlockSizeSamples * sizeof(int16_t)]; | 68 uint8_t input_payload[kInputBlockSizeSamples * sizeof(int16_t)]; |
69 size_t payload_len = WebRtcPcm16b_Encode(input_samples.data(), | 69 size_t payload_len = WebRtcPcm16b_Encode(input_samples.data(), |
70 input_samples.size(), input_payload); | 70 input_samples.size(), input_payload); |
71 assert(payload_len == kInputBlockSizeSamples * sizeof(int16_t)); | 71 RTC_CHECK_EQ(sizeof(input_payload), payload_len); |
72 | 72 |
73 // Main loop. | 73 // Main loop. |
74 webrtc::Clock* clock = webrtc::Clock::GetRealTimeClock(); | 74 webrtc::Clock* clock = webrtc::Clock::GetRealTimeClock(); |
75 int64_t start_time_ms = clock->TimeInMilliseconds(); | 75 int64_t start_time_ms = clock->TimeInMilliseconds(); |
76 while (time_now_ms < runtime_ms) { | 76 while (time_now_ms < runtime_ms) { |
77 while (packet_input_time_ms <= time_now_ms) { | 77 while (packet_input_time_ms <= time_now_ms) { |
78 // Drop every N packets, where N = FLAGS_lossrate. | 78 // Drop every N packets, where N = FLAGS_lossrate. |
79 bool lost = false; | 79 bool lost = false; |
80 if (lossrate > 0) { | 80 if (lossrate > 0) { |
81 lost = ((rtp_header.header.sequenceNumber - 1) % lossrate) == 0; | 81 lost = ((rtp_header.header.sequenceNumber - 1) % lossrate) == 0; |
82 } | 82 } |
83 if (!lost) { | 83 if (!lost) { |
84 // Insert packet. | 84 // Insert packet. |
85 int error = neteq->InsertPacket( | 85 int error = |
86 rtp_header, input_payload, payload_len, | 86 neteq->InsertPacket(rtp_header, input_payload, |
87 packet_input_time_ms * kSampRateHz / 1000); | 87 packet_input_time_ms * kSampRateHz / 1000); |
88 if (error != NetEq::kOK) | 88 if (error != NetEq::kOK) |
89 return -1; | 89 return -1; |
90 } | 90 } |
91 | 91 |
92 // Get next packet. | 92 // Get next packet. |
93 packet_input_time_ms = rtp_gen.GetRtpHeader(kPayloadType, | 93 packet_input_time_ms = rtp_gen.GetRtpHeader(kPayloadType, |
94 kInputBlockSizeSamples, | 94 kInputBlockSizeSamples, |
95 &rtp_header); | 95 &rtp_header); |
96 input_samples = audio_loop.GetNextBlock(); | 96 input_samples = audio_loop.GetNextBlock(); |
97 if (input_samples.empty()) | 97 if (input_samples.empty()) |
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124 drift_flipped = true; | 124 drift_flipped = true; |
125 } | 125 } |
126 } | 126 } |
127 int64_t end_time_ms = clock->TimeInMilliseconds(); | 127 int64_t end_time_ms = clock->TimeInMilliseconds(); |
128 delete neteq; | 128 delete neteq; |
129 return end_time_ms - start_time_ms; | 129 return end_time_ms - start_time_ms; |
130 } | 130 } |
131 | 131 |
132 } // namespace test | 132 } // namespace test |
133 } // namespace webrtc | 133 } // namespace webrtc |
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