tor-browser

The Tor Browser
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apm_data_dumper.cc (2873B)

      1 /*
      2 *  Copyright (c) 2016 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 #include "modules/audio_processing/logging/apm_data_dumper.h"
     12 
     13 // Check to verify that the define is properly set.
     14 #if !defined(WEBRTC_APM_DEBUG_DUMP) || \
     15    (WEBRTC_APM_DEBUG_DUMP != 0 && WEBRTC_APM_DEBUG_DUMP != 1)
     16 #error "Set WEBRTC_APM_DEBUG_DUMP to either 0 or 1"
     17 #endif
     18 
     19 #if WEBRTC_APM_DEBUG_DUMP == 1
     20 #include "rtc_base/strings/string_builder.h"
     21 #endif
     22 
     23 namespace webrtc {
     24 namespace {
     25 
     26 #if WEBRTC_APM_DEBUG_DUMP == 1
     27 
     28 #if defined(WEBRTC_WIN)
     29 constexpr char kPathDelimiter = '\\';
     30 #else
     31 constexpr char kPathDelimiter = '/';
     32 #endif
     33 
     34 std::string FormFileName(absl::string_view output_dir,
     35                         absl::string_view name,
     36                         int instance_index,
     37                         int reinit_index,
     38                         absl::string_view suffix) {
     39  char buf[1024];
     40  SimpleStringBuilder ss(buf);
     41  if (!output_dir.empty()) {
     42    ss << output_dir;
     43    if (output_dir.back() != kPathDelimiter) {
     44      ss << kPathDelimiter;
     45    }
     46  }
     47  ss << name << "_" << instance_index << "-" << reinit_index << suffix;
     48  return ss.str();
     49 }
     50 #endif
     51 
     52 }  // namespace
     53 
     54 #if WEBRTC_APM_DEBUG_DUMP == 1
     55 ApmDataDumper::ApmDataDumper(int instance_index)
     56    : instance_index_(instance_index) {}
     57 #else
     58 ApmDataDumper::ApmDataDumper(int /* instance_index */) {}
     59 #endif
     60 
     61 ApmDataDumper::~ApmDataDumper() = default;
     62 
     63 #if WEBRTC_APM_DEBUG_DUMP == 1
     64 bool ApmDataDumper::recording_activated_ = false;
     65 std::optional<int> ApmDataDumper::dump_set_to_use_;
     66 char ApmDataDumper::output_dir_[] = "";
     67 
     68 FILE* ApmDataDumper::GetRawFile(absl::string_view name) {
     69  std::string filename = FormFileName(output_dir_, name, instance_index_,
     70                                      recording_set_index_, ".dat");
     71  auto& f = raw_files_[filename];
     72  if (!f) {
     73    f.reset(fopen(filename.c_str(), "wb"));
     74    RTC_CHECK(f.get()) << "Cannot write to " << filename << ".";
     75  }
     76  return f.get();
     77 }
     78 
     79 WavWriter* ApmDataDumper::GetWavFile(absl::string_view name,
     80                                     int sample_rate_hz,
     81                                     int num_channels,
     82                                     WavFile::SampleFormat format) {
     83  std::string filename = FormFileName(output_dir_, name, instance_index_,
     84                                      recording_set_index_, ".wav");
     85  auto& f = wav_files_[filename];
     86  if (!f) {
     87    f.reset(
     88        new WavWriter(filename.c_str(), sample_rate_hz, num_channels, format));
     89  }
     90  return f.get();
     91 }
     92 #endif
     93 
     94 }  // namespace webrtc