# Audio Samples

[中文]

Music files in this section are intended for testing of audio applications. The files are organized into different Formats and Sample Rates.

## Formats

The tables below provides an audio file converted from ‘wav’ format into several other audio formats.

### Long Samples

The audio track duration in this section is 3 minutes and 7 seconds.

#### Two Channel Audio

No | Format | Audio File | Size [kB]
--- | --- | --- | ---
1 | aac | ff-16b-2c-44100hz.aac | 2,995
2 | ac3 | ff-16b-2c-44100hz.ac3 | 2,994
3 | aiff | ff-16b-2c-44100hz.aiff | 33,002
4 | flac | ff-16b-2c-44100hz.flac | 22,406
5 | m4a | ff-16b-2c-44100hz.m4a | 3,028
6 | mp3 | ff-16b-2c-44100hz.mp3 | 2,994
7 | mp4 | ff-16b-2c-44100hz.mp4 | 3,079
8 | ogg | ff-16b-2c-44100hz.ogg | 2,612
9 | opus | ff-16b-2c-44100hz.opus | 2,598
10 | ts | ff-16b-2c-44100hz.ts | 5,510
11 | wav | ff-16b-2c-44100hz.wav | 32,229
12 | wma | ff-16b-2c-44100hz.wma | 3,227

Playlist containing all above files: ff-16b-2c-playlist.m3u

#### Single Channel Audio

No | Format | Audio File | Size [kB]
--- | --- | --- | ---
1 | aac | ff-16b-1c-44100hz.aac | 1,650
2 | ac3 | ff-16b-1c-44100hz.ac3 | 2,193
3 | aiff | ff-16b-1c-44100hz.aiff | 16,115
4 | amr | ff-16b-1c-8000hz.amr | 299
5 | flac | ff-16b-1c-44100hz.flac | 10,655
6 | m4a | ff-16b-1c-44100hz.m4a | 1,628
7 | mp3 | ff-16b-1c-44100hz.mp3 | 1,463
8 | ogg | ff-16b-1c-44100hz.ogg | 1,558
9 | opus | ff-16b-1c-44100hz.opus | 1,641
10 | wav | ff-16b-1c-44100hz.wav | 16,115
11 | wma | ff-16b-1c-44100hz.wma | 3,151

Playlist containing all above files: ff-16b-1c-playlist.m3u

### Short Samples

If you need shorter audio files for testing, this section provides 16 seconds audio tracks.

#### Two Channel Audio

No | Format | Audio File | Size [kB]
--- | --- | --- | ---
1 | aac | gs-16b-2c-44100hz.aac | 241
2 | ac3 | gs-16b-2c-44100hz.ac3 | 380
3 | aiff | gs-16b-2c-44100hz.aiff | 2,792
4 | flac | gs-16b-2c-44100hz.flac | 1,336
5 | m4a | gs-16b-2c-44100hz.m4a | 258
6 | mp3 | gs-16b-2c-44100hz.mp3 | 254
7 | mp4 | gs-16b-2c-44100hz.mp4 | 259
8 | ogg | gs-16b-2c-44100hz.ogg | 229
9 | opus | gs-16b-2c-44100hz.opus | 219
10 | ts | gs-16b-2c-44100hz.ts | 286
11 | wav | gs-16b-2c-44100hz.wav | 2,792
12 | wma | gs-16b-2c-44100hz.wma | 276

Playlist containing all above files: gs-16b-2c-playlist.m3u

#### Single Channel Audio

No | Format | Audio File | Size [kB]
--- | --- | --- | ---
1 | amr | gs-16b-1c-8000hz.amr | 25
2 | aac | gs-16b-1c-44100hz.aac | 137
3 | ac3 | gs-16b-1c-44100hz.ac3 | 190
4 | aiff | gs-16b-1c-44100hz.aiff | 1,397
5 | flac | gs-16b-1c-44100hz.flac | 645
6 | m4a | gs-16b-1c-44100hz.m4a | 258
7 | mp3 | gs-16b-1c-44100hz.mp3 | 127
8 | ogg | gs-16b-1c-44100hz.ogg | 144
9 | opus | gs-16b-1c-44100hz.opus | 132
10 | wav | gs-16b-1c-44100hz.wav | 1,497
11 | wma | gs-16b-1c-44100hz.wma | 276

Playlist containing all above files: gs-16b-1c-playlist.m3u

## Sample Rates

The files in this section have been prepared by converting a single audio file into different sampling rates defined in MPEG Layer III specification. Both mono and stereo versions of files are provided. The bit depth of files is 16 bits.

| Sample Rate | MPEG III | Channels | Bit Rate | Size
--- | --- | --- | --- | --- | ---
Audio File | [Hz] | ver |  | [kbit/s] | [kB]
ff-16b-1c-8000hz.mp3 | 8000 | 2.5 | mono | 8 | 183
ff-16b-1c-11025hz.mp3 | 11025 | 2.5 | mono | 16 | 366
ff-16b-1c-12000hz.mp3 | 12000 | 2.5 | mono | 16 | 366
ff-16b-1c-16000hz.mp3 | 16000 | 2 | mono | 24 | 548
ff-16b-1c-22050hz.mp3 | 22050 | 2 | mono | 32 | 731
ff-16b-1c-24000hz.mp3 | 24000 | 2 | mono | 32 | 731
ff-16b-1c-32000hz.mp3 | 32000 | 1 | mono | 48 | 1,097
ff-16b-1c-44100hz.mp3 | 44100 | 1 | mono | 64 | 1,462
ff-16b-2c-8000hz.mp3 | 8000 | 2.5 | joint stereo | 24 | 549
ff-16b-2c-11025hz.mp3 | 11025 | 2.5 | joint stereo | 32 | 731
ff-16b-2c-12000hz.mp3 | 12000 | 2.5 | joint stereo | 32 | 731
ff-16b-2c-16000hz.mp3 | 16000 | 2 | joint stereo | 48 | 1,097
ff-16b-2c-22050hz.mp3 | 22050 | 2 | joint stereo | 64 | 1,462
ff-16b-2c-24000hz.mp3 | 24000 | 2 | joint stereo | 64 | 1,462
ff-16b-2c-32000hz.mp3 | 32000 | 1 | joint stereo | 96 | 2,194
ff-16b-2c-44100hz.mp3 | 44100 | 1 | joint stereo | 128 | 2,924

Playlist containing all above files: ff-16b-mp3-playlist.m3u

Original music files: “Furious Freak” and “Galway”, Kevin MacLeod (incompetech.com), Licensed under Creative Commons: By Attribution 3.0, http://creativecommons.org/licenses/by/3.0/

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