audio_coding: remove "main" directory

webrtc/modules/audio_coding/main/acm2/audio_coding_module.cc

-/*
- *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/modules/audio_coding/main/include/audio_coding_module.h"
-
-#include "webrtc/base/checks.h"
-#include "webrtc/common_types.h"
-#include "webrtc/modules/audio_coding/main/acm2/audio_coding_module_impl.h"
-#include "webrtc/modules/audio_coding/main/acm2/rent_a_codec.h"
-#include "webrtc/system_wrappers/include/clock.h"
-#include "webrtc/system_wrappers/include/trace.h"
-
-namespace webrtc {
-
-// Create module
-AudioCodingModule* AudioCodingModule::Create(int id) {
-  Config config;
-  config.id = id;
-  config.clock = Clock::GetRealTimeClock();
-  return Create(config);
-}
-
-AudioCodingModule* AudioCodingModule::Create(int id, Clock* clock) {
-  Config config;
-  config.id = id;
-  config.clock = clock;
-  return Create(config);
-}
-
-AudioCodingModule* AudioCodingModule::Create(const Config& config) {
-  return new acm2::AudioCodingModuleImpl(config);
-}
-
-int AudioCodingModule::NumberOfCodecs() {
-  return static_cast<int>(acm2::RentACodec::NumberOfCodecs());
-}
-
-int AudioCodingModule::Codec(int list_id, CodecInst* codec) {
-  auto codec_id = acm2::RentACodec::CodecIdFromIndex(list_id);
-  if (!codec_id)
-    return -1;
-  auto ci = acm2::RentACodec::CodecInstById(*codec_id);
-  if (!ci)
-    return -1;
-  *codec = *ci;
-  return 0;
-}
-
-int AudioCodingModule::Codec(const char* payload_name,
-                             CodecInst* codec,
-                             int sampling_freq_hz,
-                             int channels) {
-  rtc::Optional<CodecInst> ci = acm2::RentACodec::CodecInstByParams(
-      payload_name, sampling_freq_hz, channels);
-  if (ci) {
-    *codec = *ci;
-    return 0;
-  } else {
-    // We couldn't find a matching codec, so set the parameters to unacceptable
-    // values and return.
-    codec->plname[0] = '\0';
-    codec->pltype = -1;
-    codec->pacsize = 0;
-    codec->rate = 0;
-    codec->plfreq = 0;
-    return -1;
-  }
-}
-
-int AudioCodingModule::Codec(const char* payload_name,
-                             int sampling_freq_hz,
-                             int channels) {
-  rtc::Optional<acm2::RentACodec::CodecId> ci =
-      acm2::RentACodec::CodecIdByParams(payload_name, sampling_freq_hz,
-                                        channels);
-  if (!ci)
-    return -1;
-  rtc::Optional<int> i = acm2::RentACodec::CodecIndexFromId(*ci);
-  return i ? *i : -1;
-}
-
-// Checks the validity of the parameters of the given codec
-bool AudioCodingModule::IsCodecValid(const CodecInst& codec) {
-  bool valid = acm2::RentACodec::IsCodecValid(codec);
-  if (!valid)
-    WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, -1,
-                 "Invalid codec setting");
-  return valid;
-}
-
-}  // namespace webrtc