diff options
| author | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-05-27 12:11:05 +0200 |
|---|---|---|
| committer | Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> | 2021-06-01 07:20:10 +0200 |
| commit | bcfd7b636922261987121d785a4ce4a13dd6afc3 (patch) | |
| tree | 891eecfa1968065a50aaa51cdf38d1905078e915 /src/ipa/ipu3/ipu3_awb.cpp | |
| parent | b84896c1289d2bb1b66540e5c35206bae67bf3b7 (diff) | |
ipa: ipu3: Use a default gamma LUT at startup
A custom gamma LUT is used, but the table is not calculated at startup,
resulting in an all 0's frame.
Use the drfault LUT specified in the Linux kernel as a first estimation.
Reported-by: Paul Elder <paul.elder@ideasonboard.com>
Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Tested-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Diffstat (limited to 'src/ipa/ipu3/ipu3_awb.cpp')
| -rw-r--r-- | src/ipa/ipu3/ipu3_awb.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/ipa/ipu3/ipu3_awb.cpp b/src/ipa/ipu3/ipu3_awb.cpp index f8788065..54ce8e67 100644 --- a/src/ipa/ipu3/ipu3_awb.cpp +++ b/src/ipa/ipu3/ipu3_awb.cpp @@ -134,6 +134,31 @@ static const struct ipu3_uapi_ccm_mat_config imguCssCcmDefault = { 0, 0, 8191, 0 }; +/* Default settings for Gamma correction */ +const struct ipu3_uapi_gamma_corr_lut imguCssGammaLut = { { + 63, 79, 95, 111, 127, 143, 159, 175, 191, 207, 223, 239, 255, 271, 287, + 303, 319, 335, 351, 367, 383, 399, 415, 431, 447, 463, 479, 495, 511, + 527, 543, 559, 575, 591, 607, 623, 639, 655, 671, 687, 703, 719, 735, + 751, 767, 783, 799, 815, 831, 847, 863, 879, 895, 911, 927, 943, 959, + 975, 991, 1007, 1023, 1039, 1055, 1071, 1087, 1103, 1119, 1135, 1151, + 1167, 1183, 1199, 1215, 1231, 1247, 1263, 1279, 1295, 1311, 1327, 1343, + 1359, 1375, 1391, 1407, 1423, 1439, 1455, 1471, 1487, 1503, 1519, 1535, + 1551, 1567, 1583, 1599, 1615, 1631, 1647, 1663, 1679, 1695, 1711, 1727, + 1743, 1759, 1775, 1791, 1807, 1823, 1839, 1855, 1871, 1887, 1903, 1919, + 1935, 1951, 1967, 1983, 1999, 2015, 2031, 2047, 2063, 2079, 2095, 2111, + 2143, 2175, 2207, 2239, 2271, 2303, 2335, 2367, 2399, 2431, 2463, 2495, + 2527, 2559, 2591, 2623, 2655, 2687, 2719, 2751, 2783, 2815, 2847, 2879, + 2911, 2943, 2975, 3007, 3039, 3071, 3103, 3135, 3167, 3199, 3231, 3263, + 3295, 3327, 3359, 3391, 3423, 3455, 3487, 3519, 3551, 3583, 3615, 3647, + 3679, 3711, 3743, 3775, 3807, 3839, 3871, 3903, 3935, 3967, 3999, 4031, + 4063, 4095, 4127, 4159, 4223, 4287, 4351, 4415, 4479, 4543, 4607, 4671, + 4735, 4799, 4863, 4927, 4991, 5055, 5119, 5183, 5247, 5311, 5375, 5439, + 5503, 5567, 5631, 5695, 5759, 5823, 5887, 5951, 6015, 6079, 6143, 6207, + 6271, 6335, 6399, 6463, 6527, 6591, 6655, 6719, 6783, 6847, 6911, 6975, + 7039, 7103, 7167, 7231, 7295, 7359, 7423, 7487, 7551, 7615, 7679, 7743, + 7807, 7871, 7935, 7999, 8063, 8127, 8191 +} }; + IPU3Awb::IPU3Awb() : Algorithm() { @@ -174,6 +199,7 @@ void IPU3Awb::initialise(ipu3_uapi_params ¶ms, const Size &bdsOutputSize, st params.acc_param.ccm = imguCssCcmDefault; params.use.acc_gamma = 1; + params.acc_param.gamma.gc_lut = imguCssGammaLut; params.acc_param.gamma.gc_ctrl.enable = 1; zones_.reserve(kAwbStatsSizeX * kAwbStatsSizeY); |