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media assets: don't round volume levels.

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At first we rounded loudness values to 4 decimal places to make them
easier to compare. This meant the lowest level was 0.0001, or -80 dB,
but it's possible for volume levels to go even lower than that.
This commit is contained in:
evazion
2022-11-05 00:29:44 -05:00
parent e005520ad8
commit 4a241ac6b5
2 changed files with 15 additions and 15 deletions
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24
test/unit/media_file_test.rb
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@@ -216,10 +216,10 @@ class MediaFileTest < ActiveSupport::TestCase
assert_equal("LC", file.metadata["FFmpeg:AudioProfile"])
assert_equal("stereo", file.metadata["FFmpeg:AudioLayout"])
assert_equal(128002, file.metadata["FFmpeg:AudioBitRate"])
assert_equal(0.1318, file.metadata["FFmpeg:AudioPeakLoudness"])
assert_equal(0.0193, file.metadata["FFmpeg:AudioAverageLoudness"])
assert_equal(0.1318, file.metadata["FFmpeg:AudioPeakLoudness"].round(4))
assert_equal(0.0193, file.metadata["FFmpeg:AudioAverageLoudness"].round(4))
assert_equal(0, file.metadata["FFmpeg:AudioLoudnessRange"])
assert_equal(0.7562, file.metadata["FFmpeg:AudioSilencePercentage"])
assert_equal(0.7562, file.metadata["FFmpeg:AudioSilencePercentage"].round(4))
end
should "determine the metadata for a video with silent audio" do
@@ -239,10 +239,10 @@ class MediaFileTest < ActiveSupport::TestCase
assert_equal("LC", file.metadata["FFmpeg:AudioProfile"])
assert_equal("stereo", file.metadata["FFmpeg:AudioLayout"])
assert_equal(2100, file.metadata["FFmpeg:AudioBitRate"])
assert_equal(0, file.metadata["FFmpeg:AudioPeakLoudness"])
assert_equal(0.0003, file.metadata["FFmpeg:AudioAverageLoudness"])
assert_equal(0, file.metadata["FFmpeg:AudioPeakLoudness"].round(4))
assert_equal(0.0003, file.metadata["FFmpeg:AudioAverageLoudness"].round(4))
assert_equal(0, file.metadata["FFmpeg:AudioLoudnessRange"])
assert_equal(0.9999, file.metadata["FFmpeg:AudioSilencePercentage"])
assert_equal(0.9999, file.metadata["FFmpeg:AudioSilencePercentage"].round(4))
end
should "determine the metadata for a video without audio" do
@@ -310,10 +310,10 @@ class MediaFileTest < ActiveSupport::TestCase
assert_equal("opus", file.metadata["FFmpeg:AudioCodec"])
assert_equal("stereo", file.metadata["FFmpeg:AudioLayout"])
assert_equal(50661, file.metadata["FFmpeg:AudioBitRate"])
assert_equal(0.1274, file.metadata["FFmpeg:AudioPeakLoudness"])
assert_equal(0.0186, file.metadata["FFmpeg:AudioAverageLoudness"])
assert_equal(0.1274, file.metadata["FFmpeg:AudioPeakLoudness"].round(4))
assert_equal(0.0186, file.metadata["FFmpeg:AudioAverageLoudness"].round(4))
assert_equal(0, file.metadata["FFmpeg:AudioLoudnessRange"])
assert_equal(0.7506, file.metadata["FFmpeg:AudioSilencePercentage"])
assert_equal(0.7506, file.metadata["FFmpeg:AudioSilencePercentage"].round(4))
end
should "determine the metadata for a video with silent audio" do
@@ -330,10 +330,10 @@ class MediaFileTest < ActiveSupport::TestCase
assert_equal("opus", file.metadata["FFmpeg:AudioCodec"])
assert_equal("stereo", file.metadata["FFmpeg:AudioLayout"])
assert_equal(1197, file.metadata["FFmpeg:AudioBitRate"])
assert_equal(0, file.metadata["FFmpeg:AudioPeakLoudness"])
assert_equal(0.0003, file.metadata["FFmpeg:AudioAverageLoudness"])
assert_equal(0, file.metadata["FFmpeg:AudioPeakLoudness"].round(4))
assert_equal(0.0003, file.metadata["FFmpeg:AudioAverageLoudness"].round(4))
assert_equal(0, file.metadata["FFmpeg:AudioLoudnessRange"])
assert_equal(0.985, file.metadata["FFmpeg:AudioSilencePercentage"])
assert_equal(0.985, file.metadata["FFmpeg:AudioSilencePercentage"].round(4))
end
should "determine the metadata for a video without audio" do