xref: /aosp_15_r20/external/webrtc/modules/audio_processing/transient/test/plotDetection.m (revision d9f758449e529ab9291ac668be2861e7a55c2422)
1%
2%  Copyright (c) 2014 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
11function [] = plotDetection(PCMfile, DATfile, fs, chunkSize)
12%[] = plotDetection(PCMfile, DATfile, fs, chunkSize)
13%
14%Plots the signal alongside the detection values.
15%
16%PCMfile: The file of the input signal in PCM format.
17%DATfile: The file containing the detection values in binary float format.
18%fs: The sample rate of the signal in Hertz.
19%chunkSize: The chunk size used to compute the detection values in seconds.
20[x, tx] = readPCM(PCMfile, fs);
21[d, td] = readDetection(DATfile, fs, chunkSize);
22plot(tx, x, td, d);
23