X-Git-Url: http://shamusworld.gotdns.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=include%2Floudness-analyzer.html;h=2e6302a8c4914a8d76713207339dd1cb388b572f;hb=a26b49e5c69ac38d5465c62623994e8a81f1b6b3;hp=7939a0368ffb3da9f730e59cf3071d3c2929e171;hpb=a9518e1f3e8e0f359443963037c987e4f67158e8;p=ardour-manual diff --git a/include/loudness-analyzer.html b/include/loudness-analyzer.html index 7939a03..2e6302a 100644 --- a/include/loudness-analyzer.html +++ b/include/loudness-analyzer.html @@ -1,13 +1,24 @@
- The Loudness Analyzer & Normalizer is a tool that is useful at the + The Loudness Analyzer and Normalizer is a tool that is useful at the end of the mixing process to make the final audio file comply with different specs regarding loudness.
+
+ This is a rather advanced mode. When using the Loudness Analyzer &
+ Normalizer (or LAN), one has to make sure than normalization
+ is disabled when exporting.
+
+ In general, it is recommended to just use
+ automatic export normalization, in the Export
+ dialog. This can also produce results for multiple targets at the
+ same time.
+
It is enabled by checking Enable master-bus output gain control in the - Preferences. + Preferences. The Master Bus strip then shows a LAN button to start the analysis, and a volume slider that is the global gain that can be set either manually or by the loudness normalizer. @@ -47,6 +58,23 @@ +
+ At the top of the window, a loudness graph visually represents the + analysis. The x-axis represents the time, and the y-axis represents + the perceived loudness in LUFS: +
+ +As loudness is a perceived sonic energy, and depends on the level, frequency, duration and nature of the sound, this window allows to base the calculation @@ -87,11 +115,7 @@ hence the correction to apply -
- At the top of the window, a Show Graphical Analysis button - allows to visually represent the analysis with a graph in a very similar - window to the one in the Post-Export analysis. -
+A selection of presets is offered to simplify the normalization. These @@ -103,14 +127,13 @@
- At the lower end of the window is a Conformity Analysis folding - info panel that is opened by clicking its title, and indicating, for each - of the presets above, if the corrected gain would fit the required values: + New presets can be created at will and saved/removed using the Save + and Remove buttons next to the preset choice. The Standard + presets listed above can not be removed or edited. +
+ ++ The Analysis Report button allows to visually represent + the analysis with a graph in a very similar window to the one in the + Post-Export analysis. +
+ ++ At the lower right end of the window is a Conformity Analysis + info panel indicating, for each of the presets above, if the corrected + gain would fit the required values: