Fix confusion about what dcp_to_content_audio should be doing.

[dcpomatic.git] / doc / design / resampling.tex

diff --git a/doc/design/resampling.tex b/doc/design/resampling.tex
index c1a1d346322f9cfde11e371322cb18e4687a91c6..1b923a5e16b298ff462580cf3b6d5aa33717fa32 100644 (file)
--- a/doc/design/resampling.tex
+++ b/doc/design/resampling.tex
@@ -85,4 +85,9 @@ so this is equivalent to marking the original, unsampled audio as $C_A S$.
 Then we set $Q = 48$kHz so that $P = 48000 / S$, or $P = C_V F_A
 / F_V$.
 
+Note that the original sampling rate of the audio content is
+irrelevant.  Also, skipping or doubling of video frames is analagous
+to audio resampling: the data are the same, just represented with more
+or fewer samples.
+
 \end{document}