Chris Cannam
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0bfa94a76a
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Restore MovingMedian to the simpler single filter and provide ..Stack separately. Seems little point in coalescing memory there, now we have separate ring buffers anyway
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2022-06-10 13:09:48 +01:00 |
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Chris Cannam
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6723ca3636
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Use SingleThreadRingBuffer for MovingMedian
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2022-06-10 12:57:08 +01:00 |
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Chris Cannam
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6940ad29d8
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Introduce a histogram filter for filtering discrete values
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2022-06-10 12:35:15 +01:00 |
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Chris Cannam
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10e2c13551
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Tidy
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2022-06-09 17:25:23 +01:00 |
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Chris Cannam
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78b491fb4c
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Perform phase resets when squashing as well as stretching
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2022-06-09 17:23:26 +01:00 |
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Chris Cannam
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2298b67869
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Avoid recalculating window scale factor every time
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2022-06-09 16:39:30 +01:00 |
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Chris Cannam
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bc764c62ea
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Restrict range a little more
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2022-06-09 16:25:11 +01:00 |
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Chris Cannam
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14394141b0
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Comment out debug
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2022-06-09 16:00:27 +01:00 |
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Chris Cannam
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a7353d7161
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Tidy
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2022-06-09 15:39:06 +01:00 |
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Chris Cannam
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4a9574b7ee
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Backed out changeset b1275ea1b6c8
This makes very little perceptible difference, possibly for the worse, and it is more complicated
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2022-06-09 15:26:16 +01:00 |
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Chris Cannam
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41e726b510
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Remove debug out
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2022-06-09 15:07:47 +01:00 |
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Chris Cannam
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4457247749
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Synchronise frequency channel cutoffs across channels. Not the most elegant way to do this I think
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2022-06-09 14:56:20 +01:00 |
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Chris Cannam
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ab284f0047
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Rather than using trough picker, make the division frequencies drift downhill
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2022-06-09 14:29:51 +01:00 |
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Chris Cannam
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70a7b6d688
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Some (temporary) debug etc
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2022-06-09 14:16:49 +01:00 |
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Chris Cannam
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022bb6d40c
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Fix segmentation logic
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2022-06-09 14:16:40 +01:00 |
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Chris Cannam
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6257457320
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Small correction to Peak; expand and fix tests
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2022-06-09 09:03:20 +01:00 |
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Chris Cannam
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75b1c9abb5
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Fixes to MovingMedian edge-cases and related tests
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2022-06-08 11:39:16 +01:00 |
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Chris Cannam
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0b8b0742c1
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A few signal-bits tests
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2022-06-08 10:35:51 +01:00 |
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Chris Cannam
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95a1d6df25
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Start to bring in unit tests
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2022-06-08 09:57:12 +01:00 |
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Chris Cannam
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36f993b9a6
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Reduce p level for trough picker. The behaviour here is not what I'd hoped
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2022-06-07 14:13:24 +01:00 |
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Chris Cannam
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07b339df13
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Try a peak p-factor of 1 for the previous peaks
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2022-06-07 12:12:06 +01:00 |
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Chris Cannam
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b8b650cd5c
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Show fps as int (avoiding scientific notation)
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2022-06-07 11:19:29 +01:00 |
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Chris Cannam
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0bc0d7deb0
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Avoid compiler warning
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2022-06-07 11:12:39 +01:00 |
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Chris Cannam
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8ed709d274
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Don't run median filters for higher frequencies than we're going to use anyway
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2022-06-07 11:05:50 +01:00 |
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Chris Cannam
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1bfd02c6f3
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Simplify by using MovingMedianStack to implement MovingMedian
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2022-06-07 10:06:30 +01:00 |
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Chris Cannam
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0cd622d0da
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Create a MovingMedianStack to contain a stack of filters with contiguous addressing - does not appear to be notably beneficial, though I quite like the api
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2022-06-07 09:50:33 +01:00 |
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Chris Cannam
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c31839ef93
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Use fixed (faster) resampler settings in offline mode
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2022-06-07 09:06:52 +01:00 |
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Chris Cannam
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a564a7c812
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Minor tidy
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2022-06-07 09:06:37 +01:00 |
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Chris Cannam
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459be9fbad
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Tiny simplification
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2022-06-07 09:02:00 +01:00 |
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Chris Cannam
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b8c7289c45
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Further small improvement to moving median
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2022-06-07 08:53:42 +01:00 |
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Chris Cannam
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d7163b36f6
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Quicker moving median (max one call to lower_bound, we're copying the elements between the two values anyway so we might as well compare against them too) - this checks out
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2022-06-07 08:50:25 +01:00 |
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Chris Cannam
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7519ef47cc
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Toward minimising MovingMedian a bit
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2022-06-06 21:53:54 +01:00 |
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Chris Cannam
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ef2d39b3af
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Or is this the right thing? I'm having trouble deciding
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2022-06-06 17:50:22 +01:00 |
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Chris Cannam
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48174ded20
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Ensure we have full magnitude range available in classify scale even when ratio has changed and the readahead isn't valid - necessary to avoid noise on ratio change when formant shifting
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2022-06-06 17:44:22 +01:00 |
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Chris Cannam
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6ef77ef7aa
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Tidy
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2022-06-06 17:10:12 +01:00 |
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Chris Cannam
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100a7c0ba6
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Go back to running formants only within the necessary range
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2022-06-06 17:06:52 +01:00 |
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Chris Cannam
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4fb7b0ad47
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And per-channel formants
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2022-06-06 16:51:02 +01:00 |
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Chris Cannam
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ec7a2b1b51
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Experiment with formant shifting before the peaks/phase work
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2022-06-06 16:37:44 +01:00 |
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Chris Cannam
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9a7a977fa0
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Tidy
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2022-06-06 14:49:01 +01:00 |
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Chris Cannam
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c728a650e9
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Remove unused array
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2022-06-06 14:17:17 +01:00 |
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Chris Cannam
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0ceca73636
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Settle on these values for the moment
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2022-06-06 14:00:09 +01:00 |
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Chris Cannam
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f8abd07438
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Tidy, and try without a high formant limit
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2022-06-06 13:09:29 +01:00 |
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Chris Cannam
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baab6ae66e
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Further formant experiments
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2022-06-06 12:08:52 +01:00 |
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Chris Cannam
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c33582a8c4
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Fix failure to initialise options
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2022-06-05 18:50:52 +01:00 |
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Chris Cannam
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2673983220
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I think this check was only necessary because of our wrong handling of pitch scale
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2022-05-27 15:29:28 +01:00 |
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Chris Cannam
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ce64122ffe
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Wire up formant option; some tidying
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2022-05-27 15:16:10 +01:00 |
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Chris Cannam
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7febc09dbc
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Fix accidental time stretch coming along with pitch shift
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2022-05-27 15:03:40 +01:00 |
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Chris Cannam
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f13d96a474
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First cut at formant preservation
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2022-05-27 14:58:42 +01:00 |
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Chris Cannam
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4d4bc7b4c3
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Short-circuit slightly (in output, not so much in efficiency) when ratio is 1
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2022-05-27 11:45:28 +01:00 |
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Chris Cannam
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9379908982
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Avoid excessive outhop when pitch shifting a long way
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2022-05-27 11:34:35 +01:00 |
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