mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-15 23:01:21 +01:00
92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
/*
|
|
* Copyright (c) 2016 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_PROCESSING_AEC3_BLOCK_FRAMER_H_
|
|
#define MODULES_AUDIO_PROCESSING_AEC3_BLOCK_FRAMER_H_
|
|
|
|
#include <vector>
|
|
|
|
#include "api/array_view.h"
|
|
#include "modules/audio_processing/aec3/aec3_common.h"
|
|
#include "rtc_base/constructormagic.h"
|
|
|
|
namespace webrtc {
|
|
|
|
// Class for producing frames consisting of 1 or 2 subframes of 80 samples each
|
|
// from 64 sample blocks. The class is designed to work together with the
|
|
// FrameBlocker class which performs the reverse conversion. Used together with
|
|
// that, this class produces output frames are the same rate as frames are
|
|
// received by the FrameBlocker class. Note that the internal buffers will
|
|
// overrun if any other rate of packets insertion is used.
|
|
class BlockFramer {
|
|
public:
|
|
explicit BlockFramer(size_t num_bands);
|
|
~BlockFramer();
|
|
// Adds a 64 sample block into the data that will form the next output frame.
|
|
void InsertBlock(const std::vector<std::vector<float>>& block);
|
|
// Adds a 64 sample block and extracts an 80 sample subframe.
|
|
void InsertBlockAndExtractSubFrame(
|
|
const std::vector<std::vector<float>>& block,
|
|
std::vector<rtc::ArrayView<float>>* sub_frame);
|
|
|
|
private:
|
|
const size_t num_bands_;
|
|
std::vector<std::vector<float>> buffer_;
|
|
|
|
RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(BlockFramer);
|
|
};
|
|
} // namespace webrtc
|
|
|
|
#endif // MODULES_AUDIO_PROCESSING_AEC3_BLOCK_FRAMER_H_
|