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56689a4 avfilter/showcqt: add cscheme option doc/filters.texi | 5 +++++ libavfilter/avf_showcqt.c | 45 ++++++++++++++++++++++++++++++++++----------- libavfilter/avf_showcqt.h | 2 ++ 3 files changed, 41 insertions(+), 11 deletions(-)