On Thu, Mar 9, 2017 at 1:32 AM, Michael Niedermayer <mich...@niedermayer.cc> wrote: > On Wed, Mar 08, 2017 at 10:25:42PM +0700, Muhammad Faiz wrote: >> except filter_length == 1 >> >> odd filter_length gives worse frequency response, >> even when compared with shorter filter_length >> >> also makes build_filter simpler >> >> Signed-off-by: Muhammad Faiz <mfc...@gmail.com> >> --- >> libswresample/resample.c | 56 +++++++++++--------------------- >> tests/fate/libswresample.mak | 76 >> ++++++++++++++++++++++---------------------- >> 2 files changed, 56 insertions(+), 76 deletions(-) > > why does this change the checksums ? > > did they use odd filter lengths ?
Of course, filter_length is not necessarily equal with filter_size. for example 8000 -> 2626, filter_length = ceil(32/0.97*8000/2626) = 101 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel