AIAS/3_audio_sdks/sound_sdk

声音处理工具包

java常用声音工具，包含：

• 语音播放：播放wav,mp3,flac,ape格式音频文件
• mp3 转 wav
• wav文件格式转换
• 截取部分wav文件（可以设置起始终止时间）
• wav文件合并（两个合并成一个）

运行例子 - AudioPlayerExample

运行成功后，命令行应该看到下面的信息: 并且能听到播放的声音。

音频格式：MPEG1L3
每秒播放帧数：44100.0
总帧数：-1
音频时长（秒）：-2.2675737E-5

运行例子 - MP3ToWAVExample

运行成功后，命令行应该看到下面的信息:

...
File Format Type: MP3
File Format String: MP3 (.mp3) file, byte length: 387701, data format: MPEG1L3 44100.0 Hz, unknown bits per sample, stereo, unknown frame size, 38.28125 frames/second, , frame length: 371
File lenght: 387701
Frame length: 371
Channels: 2
Encoding: MPEG1L3
Frame Rate: 38.28125
Frame Size: -1
Sample Rate: 44100.0
Sample size (bits): -1
Big endian: true
Audio Format String: MPEG1L3 44100.0 Hz, unknown bits per sample, stereo, unknown frame size, 38.28125 frames/second, 
Bytes Written: 854784

运行例子 - WavToWavExample

运行成功后，命令行应该看到下面的信息:

File Format Type: MP3
File Format String: MP3 (.mp3) file, byte length: 385242, data format: MPEG1L3 44100.0 Hz, unknown bits per sample, stereo, unknown frame size, 38.28125 frames/second, , frame length: 369
File lenght: 385242
Frame length: 369
Channels: 2
Encoding: MPEG1L3
Frame Rate: 38.28125
Frame Size: -1
Sample Rate: 44100.0
Sample size (bits): -1
Big endian: true
Audio Format String: MPEG1L3 44100.0 Hz, unknown bits per sample, stereo, unknown frame size, 38.28125 frames/second, 
Bytes Written: 847872

运行例子 - WaveChopExample

运行成功后，命令行应该看到下面的信息:

[INFO ] - Source wave file: build/output/wav_converted.wav
[INFO ] - Wave Length: 9 seconds
[INFO ] - Wave chopped: build/output/wav_chop_result.wav

运行例子 - WavToWavExample

运行成功后，命令行应该看到下面的信息:

[INFO ] - wavFile1: build/output/wav_converted.wav
[INFO ] - wavFile2: build/output/wav_converted.wav
[INFO ] - wav File appended: build/output/wav_appended.wav

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