diff options
| -rw-r--r-- | DOCS/man/vo.rst | 12 | ||||
| -rw-r--r-- | video/out/opengl/video_shaders.c | 4 |
2 files changed, 8 insertions, 8 deletions
diff --git a/DOCS/man/vo.rst b/DOCS/man/vo.rst index 80eed25ef5..7b6358be6e 100644 --- a/DOCS/man/vo.rst +++ b/DOCS/man/vo.rst @@ -611,11 +611,8 @@ Available video output drivers are: ``deband-iterations=<1..16>`` The number of debanding steps to perform per sample. Each step reduces a bit more banding, but takes time to compute. Note that the strength - of each step falls off very quickly, so high numbers are practically - useless. (Default 4) - - If the performance hit of debanding is too great, you can reduce this - to 2 or 1 with marginal visual quality loss. + of each step falls off very quickly, so high numbers (>4) are + practically useless. (Default 1) ``deband-threshold=<0..4096>`` The debanding filter's cut-off threshold. Higher numbers increase the @@ -625,7 +622,10 @@ Available video output drivers are: ``deband-range=<1..64>`` The debanding filter's initial radius. The radius increases linearly for each iteration. A higher radius will find more gradients, but - a lower radius will smooth more aggressively. (Default 8) + a lower radius will smooth more aggressively. (Default 16) + + If you increase the ``deband-iterations``, you should probably + decrease this to compensate. ``deband-grain=<0..4096>`` Add some extra noise to the image. This significantly helps cover up diff --git a/video/out/opengl/video_shaders.c b/video/out/opengl/video_shaders.c index 71aee96fcb..917d1939c5 100644 --- a/video/out/opengl/video_shaders.c +++ b/video/out/opengl/video_shaders.c @@ -326,9 +326,9 @@ struct deband_opts { }; const struct deband_opts deband_opts_def = { - .iterations = 4, + .iterations = 1, .threshold = 64.0, - .range = 8.0, + .range = 16.0, .grain = 48.0, }; |