webrtc/api/audio_codecs/opus/audio_encoder_opus_config.cc
Mirko Bonadei bb547203bf Moving src/webrtc into src/.
In order to eliminate the WebRTC Subtree mirror in Chromium, 
WebRTC is moving the content of the src/webrtc directory up
to the src/ directory.

NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
TBR=tommi@webrtc.org

Bug: chromium:611808
Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38
Reviewed-on: https://webrtc-review.googlesource.com/1560
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#19845}
2017-09-15 04:25:06 +00:00

70 lines
2.3 KiB
C++

/*
* Copyright (c) 2017 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/api/audio_codecs/opus/audio_encoder_opus_config.h"
namespace webrtc {
namespace {
#if defined(WEBRTC_ANDROID) || defined(WEBRTC_IOS) || defined(WEBRTC_ARCH_ARM)
// If we are on Android, iOS and/or ARM, use a lower complexity setting by
// default, to save encoder complexity.
constexpr int kDefaultComplexity = 5;
#else
constexpr int kDefaultComplexity = 9;
#endif
constexpr int kDefaultLowRateComplexity =
WEBRTC_OPUS_VARIABLE_COMPLEXITY ? 9 : kDefaultComplexity;
} // namespace
constexpr int AudioEncoderOpusConfig::kDefaultFrameSizeMs;
constexpr int AudioEncoderOpusConfig::kMinBitrateBps;
constexpr int AudioEncoderOpusConfig::kMaxBitrateBps;
AudioEncoderOpusConfig::AudioEncoderOpusConfig()
: frame_size_ms(kDefaultFrameSizeMs),
num_channels(1),
application(ApplicationMode::kVoip),
bitrate_bps(32000),
fec_enabled(false),
cbr_enabled(false),
max_playback_rate_hz(48000),
complexity(kDefaultComplexity),
low_rate_complexity(kDefaultLowRateComplexity),
complexity_threshold_bps(12500),
complexity_threshold_window_bps(1500),
dtx_enabled(false),
uplink_bandwidth_update_interval_ms(200),
payload_type(-1) {}
AudioEncoderOpusConfig::AudioEncoderOpusConfig(const AudioEncoderOpusConfig&) =
default;
AudioEncoderOpusConfig::~AudioEncoderOpusConfig() = default;
AudioEncoderOpusConfig& AudioEncoderOpusConfig::operator=(
const AudioEncoderOpusConfig&) = default;
bool AudioEncoderOpusConfig::IsOk() const {
if (frame_size_ms <= 0 || frame_size_ms % 10 != 0)
return false;
if (num_channels != 1 && num_channels != 2)
return false;
if (!bitrate_bps)
return false;
if (*bitrate_bps < kMinBitrateBps || *bitrate_bps > kMaxBitrateBps)
return false;
if (complexity < 0 || complexity > 10)
return false;
if (low_rate_complexity < 0 || low_rate_complexity > 10)
return false;
return true;
}
} // namespace webrtc