webrtc/modules/audio_device/android/audio_common.h
Erik Språng 7dbfad613c Revert "Delete old Android ADM."
This reverts commit 4ec3e9c988.

Reason for revert: Causes downstream build error.

Original change's description:
> Delete old Android ADM.
>
> The schedule move Android ADM code to sdk directory have been around
> for several years, but the old code still not delete.
>
> Bug: webrtc:7452
> Change-Id: I0f75c680f71f0b2ce614de6cbd9f124c2a59d453
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/264620
> Reviewed-by: Magnus Jedvert <magjed@webrtc.org>
> Commit-Queue: Henrik Andreassson <henrika@webrtc.org>
> Reviewed-by: Henrik Andreassson <henrika@webrtc.org>
> Cr-Commit-Position: refs/heads/main@{#37174}

Bug: webrtc:7452
Change-Id: If094e0a3ef5a3d340cbd5dfa0a8a88c3e97ba0bf
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/265393
Reviewed-by: Björn Terelius <terelius@webrtc.org>
Commit-Queue: Björn Terelius <terelius@webrtc.org>
Bot-Commit: rubber-stamper@appspot.gserviceaccount.com <rubber-stamper@appspot.gserviceaccount.com>
Owners-Override: Björn Terelius <terelius@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#37180}
2022-06-10 15:10:04 +00:00

28 lines
1.2 KiB
C++

/*
* Copyright (c) 2013 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.
*/
#ifndef MODULES_AUDIO_DEVICE_ANDROID_AUDIO_COMMON_H_
#define MODULES_AUDIO_DEVICE_ANDROID_AUDIO_COMMON_H_
namespace webrtc {
const int kDefaultSampleRate = 44100;
// Delay estimates for the two different supported modes. These values are based
// on real-time round-trip delay estimates on a large set of devices and they
// are lower bounds since the filter length is 128 ms, so the AEC works for
// delays in the range [50, ~170] ms and [150, ~270] ms. Note that, in most
// cases, the lowest delay estimate will not be utilized since devices that
// support low-latency output audio often supports HW AEC as well.
const int kLowLatencyModeDelayEstimateInMilliseconds = 50;
const int kHighLatencyModeDelayEstimateInMilliseconds = 150;
} // namespace webrtc
#endif // MODULES_AUDIO_DEVICE_ANDROID_AUDIO_COMMON_H_