FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC format.

Learn more about this test at the upstream project site: http://xiph.org/flac/.

Use with caution this test profile is currently marked .

This utility test profile is maintained by Michael Larabel. This OpenBenchmarking.org test profile was created on 6 December 2010 and last updated on 4 March 2018. To run this test with the Phoronix Test Suite, the basic command is: phoronix-test-suite benchmark encode-flac.

This test has an average install time of 51 seconds and an average run-time of 1 minute, 7 seconds.

250k+ Downloads + 10k+ Public Benchmark Results

Public Result UploadsTest Completions*Reported Installs*OpenBenchmarking.orgEventsFLAC Audio Encoding Popularity Statisticspts/encode-flac2011.012011.052011.092012.012012.052012.092013.012013.052013.092014.012014.052014.092015.012015.052015.092016.012016.052016.092017.012017.052017.092018.012018.052018.092019.012019.052019.092020.012020.052020.092021.0150K100K150K200K250K

* Data based on those opting to upload their test results to OpenBenchmarking.org and users enabling the opt-in anonymous statistics reporting while running benchmarks from an Internet-connected platform.
Data current as of Sat, 16 Jan 2021 19:12:12 GMT.

Revision History

pts/encode-flac-1.6.0   [View Source]   Sun, 04 Mar 2018 09:38:58 GMT
Update against FLAC 1.3.2 from 1.3.1, add Windows support.

pts/encode-flac-1.5.0   [View Source]   Thu, 27 Nov 2014 14:14:40 GMT
Change encode-flac run times for audio conversion to three due to fast run times on modern CPUs.

pts/encode-flac-1.4.0   [View Source]   Thu, 27 Nov 2014 14:09:10 GMT
Update encode-flac against new upstream FLAC 1.3.1 release.

pts/encode-flac-1.3.0   [View Source]   Fri, 21 Jun 2013 14:40:13 GMT
Update against upstream Xiph.Org FLAC 1.3.0.

pts/encode-flac-1.2.0   [View Source]   Mon, 06 Dec 2010 14:41:03 GMT
Initial import into OpenBenchmarking.org

Suites Using This Test

Audio Encoding

C/C++ Compiler Tests

Encoding

CPU Massive

Creator Workloads

Single-Threaded


Performance Metrics

Analyze Test Configuration:

FLAC Audio Encoding 1.3.2

WAV To FLAC

OpenBenchmarking.org metrics for this test profile configuration based on 4,960 public results since 4 March 2018 with the latest data as of 13 January 2021.

Below is an overview of the generalized performance for components where there is sufficient statistically significant data based upon user-uploaded results. It is important to keep in mind particularly in the Linux/open-source space there can be vastly different OS configurations, with this overview intended to offer just general guidance as to the performance expectations.

Component
Percentile Rank
# Matching Public Results
Seconds (Average)
90th
126
8 +/- 1
90th
54
8 +/- 1
89th
46
8 +/- 1
85th
11
9 +/- 1
83rd
11
9 +/- 1
83rd
28
9 +/- 1
82nd
9
9 +/- 1
79th
14
9 +/- 1
79th
22
9 +/- 1
78th
15
9 +/- 1
76th
17
9 +/- 1
Mid-Tier
75th
> 9
75th
10
9 +/- 1
74th
4
10 +/- 1
73rd
34
10 +/- 1
72nd
4
10 +/- 1
69th
129
10 +/- 1
64th
13
10 +/- 1
64th
77
10 +/- 1
61st
32
10 +/- 1
61st
12
10 +/- 1
59th
4
10 +/- 2
59th
13
11 +/- 1
59th
3
11 +/- 1
58th
19
11 +/- 1
55th
13
11 +/- 1
55th
5
11 +/- 3
54th
6
11 +/- 2
54th
5
11 +/- 1
53rd
20
11 +/- 1
52nd
9
11 +/- 1
52nd
3
11 +/- 2
51st
3
12 +/- 1
51st
14
12 +/- 1
Median
50th
12
50th
5
12 +/- 2
50th
9
12 +/- 2
48th
6
12 +/- 2
47th
28
12 +/- 1
46th
45
12 +/- 1
45th
4
12 +/- 1
45th
5
13 +/- 2
44th
16
13 +/- 2
44th
8
13 +/- 3
44th
12
13 +/- 1
44th
10
13 +/- 2
44th
16
13 +/- 1
43rd
3
13 +/- 1
43rd
4
13 +/- 1
42nd
13
13 +/- 2
40th
22
13 +/- 1
40th
6
13 +/- 2
40th
9
13 +/- 3
39th
31
14 +/- 1
39th
4
14 +/- 3
38th
6
14 +/- 1
38th
8
14 +/- 2
37th
15
14 +/- 2
36th
4
14 +/- 2
36th
13
14 +/- 3
32nd
5
16 +/- 2
32nd
8
16 +/- 2
32nd
19
16 +/- 4
32nd
6
16 +/- 1
32nd
4
16 +/- 1
31st
3
16 +/- 2
31st
4
16 +/- 2
30th
9
17 +/- 1
30th
3
17 +/- 3
29th
7
17 +/- 1
29th
9
17 +/- 5
29th
28
17 +/- 1
28th
4
17 +/- 1
27th
3
18 +/- 1
26th
3
18 +/- 2
Low-Tier
25th
> 19
25th
3
19 +/- 2
24th
3
20 +/- 2
24th
16
20 +/- 1
22nd
3
21 +/- 2
21st
13
22 +/- 3
20th
4
24 +/- 3
19th
4
24 +/- 1
18th
11
26 +/- 6
18th
6
27 +/- 1
17th
4
28 +/- 2
17th
17
30 +/- 9
16th
3
32 +/- 1
16th
4
34 +/- 6
15th
3
37 +/- 2
14th
14
43 +/- 4
14th
7
44 +/- 6
14th
3
44 +/- 1
12th
8
50 +/- 2
10th
6
66 +/- 7
9th
4
72 +/- 5
9th
6
73 +/- 16
6th
17
105 +/- 14
6th
26
105 +/- 17
5th
25
112 +/- 12
5th
6
115 +/- 2
4th
3
129
2nd
4
317 +/- 6
1st
14
494 +/- 53
OpenBenchmarking.orgDistribution Of Public Results - WAV To FLAC4960 Results Range From 5 To 1410 Seconds542791161531902272643013383754124494865235605976346717087457828198568939309671004104110781115115211891226126313001337137414119001800270036004500

Based on OpenBenchmarking.org data, the selected test / test configuration (FLAC Audio Encoding 1.3.2 - WAV To FLAC) has an average run-time of 2 minutes. By default this test profile is set to run at least 3 times but may increase if the standard deviation exceeds pre-defined defaults or other calculations deem additional runs necessary for greater statistical accuracy of the result.

OpenBenchmarking.orgMinutesTime Required To Complete BenchmarkWAV To FLACRun-Time612182430Min: 1 / Avg: 2.2 / Max: 25

Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 1%.

OpenBenchmarking.orgPercent, Fewer Is BetterAverage Deviation Between RunsWAV To FLACDeviation48121620Min: 0 / Avg: 0.99 / Max: 16

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