Andreas Huber | cc1cd95 | 2018-01-18 12:57:33 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "vsoc_audio_message.h" |
| 18 | |
| 19 | #include "common/vsoc/lib/audio_data_region_view.h" |
| 20 | #include "common/vsoc/lib/circqueue_impl.h" |
| 21 | |
| 22 | #include "WaveWriter.h" |
| 23 | |
| 24 | #include <cstdlib> |
| 25 | #include <cstring> |
| 26 | #include <iostream> |
| 27 | #include <unistd.h> |
| 28 | |
| 29 | using AudioDataRegionView = vsoc::audio_data::AudioDataRegionView; |
| 30 | using WaveWriter = android::WaveWriter; |
| 31 | |
| 32 | static void usage(const char *me) { |
| 33 | std::cerr << "usage: " << me << " -o filename [-v(erbose)]" << std::endl; |
| 34 | std::exit(1); |
| 35 | } |
| 36 | |
| 37 | volatile bool gDone = false; |
| 38 | static void SigIntHandler(int /* sig */) { |
| 39 | gDone = true; |
| 40 | } |
| 41 | |
| 42 | int main(int argc, char **argv) { |
| 43 | const char *me = argv[0]; |
| 44 | |
| 45 | std::string outputPath; |
| 46 | bool verbose = false; |
| 47 | |
| 48 | int res; |
| 49 | while ((res = getopt(argc, argv, "ho:v")) >= 0) { |
| 50 | switch (res) { |
| 51 | case 'o': |
| 52 | { |
| 53 | outputPath = optarg; |
| 54 | break; |
| 55 | } |
| 56 | |
| 57 | case 'v' : |
| 58 | { |
| 59 | verbose = true; |
| 60 | break; |
| 61 | } |
| 62 | |
| 63 | case '?': |
| 64 | case 'h': |
| 65 | default: |
| 66 | { |
| 67 | usage(me); |
| 68 | break; |
| 69 | } |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | argc -= optind; |
| 74 | argv += optind; |
| 75 | |
| 76 | if (outputPath.empty()) { |
| 77 | usage(me); |
| 78 | } |
| 79 | |
Jorge E. Moreira | 4b9bbb1 | 2017-12-28 15:49:06 -0800 | [diff] [blame] | 80 | auto audio_data_rv = AudioDataRegionView::GetInstance(); |
Ryan Haining | 59063a9 | 2018-02-08 17:32:22 -0800 | [diff] [blame^] | 81 | CHECK(audio_data_rv != nullptr); |
Andreas Huber | cc1cd95 | 2018-01-18 12:57:33 -0800 | [diff] [blame] | 82 | |
| 83 | /* std::unique_ptr<vsoc::RegionWorker> audio_worker = */ |
Ryan Haining | 59063a9 | 2018-02-08 17:32:22 -0800 | [diff] [blame^] | 84 | audio_data_rv->StartWorker(); |
Andreas Huber | cc1cd95 | 2018-01-18 12:57:33 -0800 | [diff] [blame] | 85 | |
| 86 | std::unique_ptr<WaveWriter> writer; |
| 87 | int64_t frameCount = 0ll; |
| 88 | |
| 89 | // The configuration the writer is setup for. |
| 90 | gce_audio_message writer_hdr; |
| 91 | |
| 92 | uint8_t buffer[4096]; |
| 93 | |
| 94 | gDone = false; |
| 95 | |
| 96 | struct sigaction act; |
| 97 | sigemptyset(&act.sa_mask); |
| 98 | act.sa_flags = 0; |
| 99 | act.sa_handler = SigIntHandler; |
| 100 | |
| 101 | struct sigaction oact; |
| 102 | sigaction(SIGINT, &act, &oact); |
| 103 | |
| 104 | while (!gDone) { |
| 105 | intptr_t res = audio_data_rv->data()->audio_queue.Read( |
Ryan Haining | 59063a9 | 2018-02-08 17:32:22 -0800 | [diff] [blame^] | 106 | audio_data_rv, |
Andreas Huber | cc1cd95 | 2018-01-18 12:57:33 -0800 | [diff] [blame] | 107 | reinterpret_cast<char *>(buffer), |
| 108 | sizeof(buffer)); |
| 109 | |
| 110 | if (res < 0) { |
| 111 | std::cerr << "CircularPacketQueue::Read returned " << res << std::endl; |
| 112 | continue; |
| 113 | } |
| 114 | |
| 115 | CHECK_GE(static_cast<size_t>(res), sizeof(gce_audio_message)); |
| 116 | |
| 117 | gce_audio_message hdr; |
| 118 | std::memcpy(&hdr, buffer, sizeof(gce_audio_message)); |
| 119 | |
| 120 | if (hdr.message_type != gce_audio_message::DATA_SAMPLES) { |
| 121 | continue; |
| 122 | } |
| 123 | |
| 124 | const size_t payloadSize = res - sizeof(gce_audio_message); |
| 125 | |
| 126 | if (verbose) { |
| 127 | std::cout |
| 128 | << "stream " |
| 129 | << hdr.stream_number |
| 130 | << ", frame " |
| 131 | << hdr.frame_num |
| 132 | << ", rate " |
| 133 | << hdr.frame_rate |
| 134 | << ", channel_mask " |
| 135 | << hdr.channel_mask |
| 136 | << ", format " |
| 137 | << hdr.format |
| 138 | << ", payload_size " |
| 139 | << payloadSize |
| 140 | << std::endl; |
| 141 | } |
| 142 | |
| 143 | if (!writer) { |
| 144 | const size_t numChannels = hdr.frame_size / sizeof(int16_t); |
| 145 | |
| 146 | writer.reset( |
| 147 | new WaveWriter(outputPath.c_str(), numChannels, hdr.frame_rate)); |
| 148 | |
| 149 | frameCount = hdr.frame_num; |
| 150 | writer_hdr = hdr; |
| 151 | } else if (writer_hdr.frame_size != hdr.frame_size |
| 152 | || writer_hdr.frame_rate != hdr.frame_rate |
| 153 | || writer_hdr.stream_number != hdr.stream_number) { |
| 154 | std::cerr << "Audio configuration changed. Aborting." << std::endl; |
| 155 | break; |
| 156 | } |
| 157 | |
| 158 | int64_t framesMissing = hdr.frame_num - frameCount; |
| 159 | if (framesMissing > 0) { |
| 160 | // TODO(andih): Insert silence here, if necessary. |
| 161 | } |
| 162 | |
| 163 | frameCount = hdr.frame_num; |
| 164 | |
| 165 | writer->Append(&buffer[sizeof(gce_audio_message)], payloadSize); |
| 166 | } |
| 167 | |
| 168 | std::cout << "Done." << std::endl; |
| 169 | |
| 170 | return 0; |
| 171 | } |