third-party-mirrors/bliss-analyser
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Use max of 16 significant digits (traling zeros stripped) when writing analysis results to file tags.

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Issue #26
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CDrummond committed 2025-05-19 12:07:28 +01:00
1 parent 4830ef92b3
commit de232d2a33
2 files changed
+11 -5
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ChangeLog
+2
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@@ -8,6 +8,8 @@
list to DB.
6. Multi-thread DB export.
7. Add --read-tags and --write-tags commandline options.
8. Use max of 16 significant digits (traling zeros stripped) when writing
analysis results to file tags.
0.3.0
-----
src/tags.rs
+9 -5
View File
@@ -24,12 +24,16 @@ const NUM_ANALYSIS_VALS: usize = 20;
const ANALYSIS_TAG: &str = "BLISS_ANALYSIS";
const ANALYSIS_TAG_FORMAT_VER: u16 = 1;
fn fmt(val: f32) -> String {
format!("{:.16}", val).trim_end_matches("0").to_string()
}
pub fn write_analysis(track: &String, analysis: &Analysis, preserve_mod_times: bool) -> bool {
let value = format!("{},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24},{:.24}", ANALYSIS_TAG_FORMAT_VER,
analysis[AnalysisIndex::Tempo], analysis[AnalysisIndex::Zcr], analysis[AnalysisIndex::MeanSpectralCentroid], analysis[AnalysisIndex::StdDeviationSpectralCentroid], analysis[AnalysisIndex::MeanSpectralRolloff],
analysis[AnalysisIndex::StdDeviationSpectralRolloff], analysis[AnalysisIndex::MeanSpectralFlatness], analysis[AnalysisIndex::StdDeviationSpectralFlatness], analysis[AnalysisIndex::MeanLoudness], analysis[AnalysisIndex::StdDeviationLoudness],
analysis[AnalysisIndex::Chroma1], analysis[AnalysisIndex::Chroma2], analysis[AnalysisIndex::Chroma3], analysis[AnalysisIndex::Chroma4], analysis[AnalysisIndex::Chroma5],
analysis[AnalysisIndex::Chroma6], analysis[AnalysisIndex::Chroma7], analysis[AnalysisIndex::Chroma8], analysis[AnalysisIndex::Chroma9], analysis[AnalysisIndex::Chroma10]);
let value = format!("{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{}", ANALYSIS_TAG_FORMAT_VER,
fmt(analysis[AnalysisIndex::Tempo]), fmt(analysis[AnalysisIndex::Zcr]), fmt(analysis[AnalysisIndex::MeanSpectralCentroid]), fmt(analysis[AnalysisIndex::StdDeviationSpectralCentroid]), fmt(analysis[AnalysisIndex::MeanSpectralRolloff]),
fmt(analysis[AnalysisIndex::StdDeviationSpectralRolloff]), fmt(analysis[AnalysisIndex::MeanSpectralFlatness]), fmt(analysis[AnalysisIndex::StdDeviationSpectralFlatness]), fmt(analysis[AnalysisIndex::MeanLoudness]), fmt(analysis[AnalysisIndex::StdDeviationLoudness]),
fmt(analysis[AnalysisIndex::Chroma1]), fmt(analysis[AnalysisIndex::Chroma2]), fmt(analysis[AnalysisIndex::Chroma3]), fmt(analysis[AnalysisIndex::Chroma4]), fmt(analysis[AnalysisIndex::Chroma5]),
fmt(analysis[AnalysisIndex::Chroma6]), fmt(analysis[AnalysisIndex::Chroma7]), fmt(analysis[AnalysisIndex::Chroma8]), fmt(analysis[AnalysisIndex::Chroma9]), fmt(analysis[AnalysisIndex::Chroma10]));
let mut written = false;
if let Ok(mut file) = lofty::read_from_path(Path::new(track)) {