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| author | Paul B Mahol <onemda@gmail.com> | 2022-11-03 13:41:58 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2022-11-04 08:50:04 +0100 |
| commit | 4dda3b165337af9b421ca76835acd5712ec108b5 (patch) | |
| tree | 2f14007c1b7b07eb536dc20bc7291a4251727a45 /libavfilter/vf_pseudocolor.c | |
| parent | 89e3814569dc061cd4008351ed3d87366645960e (diff) | |
| download | ffmpeg-4dda3b165337af9b421ca76835acd5712ec108b5.tar.gz | |
avfilter/vf_pseudocolor: add spectral preset
Diffstat (limited to 'libavfilter/vf_pseudocolor.c')
| -rw-r--r-- | libavfilter/vf_pseudocolor.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libavfilter/vf_pseudocolor.c b/libavfilter/vf_pseudocolor.c index cb9c9c84cf..89dc2f0901 100644 --- a/libavfilter/vf_pseudocolor.c +++ b/libavfilter/vf_pseudocolor.c @@ -67,6 +67,7 @@ enum Curves { TURBO, CIVIDIS, SOLAR, + SPECTRAL, NB_CURVES, }; @@ -85,6 +86,7 @@ enum Presets { PRESET_NOMINAL, PRESET_PREFERRED, PRESET_TOTAL, + PRESET_SPECTRAL, NB_PRESETS, }; @@ -174,6 +176,11 @@ static const Curve curves[] = }, .offset = { 0., -9., 9. }, .fun = { solarfun, solarfun, solarfun }, }, + [SPECTRAL] = {{ + { -1.6820e-15, 1.4982e-12, -5.0442e-10, 8.0490e-08, -6.1903e-06, 1.5821e-04, 6.4359e-03, 6.2887e-01 }, + { 1.2526e-15, -1.2203e-12, 4.7013e-10, -8.9360e-08, 8.3839e-06, -3.6642e-04, 1.4784e-02, -9.8075e-03 }, + { 1.4755e-15, -1.6765e-12, 7.3188e-10, -1.5522e-07, 1.6406e-05, -7.7883e-04, 1.4502e-02, 2.1597e-01 }, + }, .fun = { limit, limit, limit }, }, }; static const Preset presets[] = @@ -191,7 +198,8 @@ static const Preset presets[] = [PRESET_RANGE2] = { 5, spec2_range, NULL, spec2_fills }, [PRESET_SHADOWS] = { 2, shadows_range, NULL, shadows_fills }, [PRESET_HIGHLIGHTS] = { 3, highlights_range, NULL, highlights_fills }, - [PRESET_SOLAR] = { 1, &full_range, &curves[SOLAR], NULL }, + [PRESET_SOLAR] = { 1, &full_range, &curves[SOLAR], NULL }, + [PRESET_SPECTRAL]= { 1, &full_range, &curves[SPECTRAL],NULL }, }; typedef struct PseudoColorContext { @@ -246,6 +254,7 @@ static const AVOption pseudocolor_options[] = { { "nominal", NULL, 0, AV_OPT_TYPE_CONST, {.i64=PRESET_NOMINAL}, .flags=FLAGS, "preset" }, { "preferred", NULL, 0, AV_OPT_TYPE_CONST, {.i64=PRESET_PREFERRED},.flags=FLAGS,"preset" }, { "total", NULL, 0, AV_OPT_TYPE_CONST, {.i64=PRESET_TOTAL}, .flags=FLAGS, "preset" }, + { "spectral", NULL, 0, AV_OPT_TYPE_CONST, {.i64=PRESET_SPECTRAL},.flags = FLAGS, "preset" }, { "opacity", "set pseudocolor opacity",OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, .flags = FLAGS }, { NULL } }; |