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| author | Paul B Mahol <onemda@gmail.com> | 2018-11-08 17:57:35 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2018-11-08 17:59:48 +0100 |
| commit | 70463b702697ef8be4ec4d88969b4fce5b4e7a7e (patch) | |
| tree | ab34058442b405c150797457ee29cf1e56e8941a /libavfilter/avf_showspectrum.c | |
| parent | 09fdfc11b79694cac97ceded9adeda485f701569 (diff) | |
| download | ffmpeg-streaming-70463b702697ef8be4ec4d88969b4fce5b4e7a7e.zip ffmpeg-streaming-70463b702697ef8be4ec4d88969b4fce5b4e7a7e.tar.gz | |
avfilter/avf_showspectrum: add terrain color map
Diffstat (limited to 'libavfilter/avf_showspectrum.c')
| -rw-r--r-- | libavfilter/avf_showspectrum.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c index d622134..e8d3f1e 100644 --- a/libavfilter/avf_showspectrum.c +++ b/libavfilter/avf_showspectrum.c @@ -46,7 +46,7 @@ enum DisplayMode { COMBINED, SEPARATE, NB_MODES }; enum DataMode { D_MAGNITUDE, D_PHASE, NB_DMODES }; enum DisplayScale { LINEAR, SQRT, CBRT, LOG, FOURTHRT, FIFTHRT, NB_SCALES }; -enum ColorMode { CHANNEL, INTENSITY, RAINBOW, MORELAND, NEBULAE, FIRE, FIERY, FRUIT, COOL, MAGMA, GREEN, VIRIDIS, PLASMA, CIVIDIS, NB_CLMODES }; +enum ColorMode { CHANNEL, INTENSITY, RAINBOW, MORELAND, NEBULAE, FIRE, FIERY, FRUIT, COOL, MAGMA, GREEN, VIRIDIS, PLASMA, CIVIDIS, TERRAIN, NB_CLMODES }; enum SlideMode { REPLACE, SCROLL, FULLFRAME, RSCROLL, NB_SLIDES }; enum Orientation { VERTICAL, HORIZONTAL, NB_ORIENTATIONS }; @@ -126,6 +126,7 @@ static const AVOption showspectrum_options[] = { { "viridis", "viridis based coloring", 0, AV_OPT_TYPE_CONST, {.i64=VIRIDIS}, 0, 0, FLAGS, "color" }, { "plasma", "plasma based coloring", 0, AV_OPT_TYPE_CONST, {.i64=PLASMA}, 0, 0, FLAGS, "color" }, { "cividis", "cividis based coloring", 0, AV_OPT_TYPE_CONST, {.i64=CIVIDIS}, 0, 0, FLAGS, "color" }, + { "terrain", "terrain based coloring", 0, AV_OPT_TYPE_CONST, {.i64=TERRAIN}, 0, 0, FLAGS, "color" }, { "scale", "set display scale", OFFSET(scale), AV_OPT_TYPE_INT, {.i64=SQRT}, LINEAR, NB_SCALES-1, FLAGS, "scale" }, { "lin", "linear", 0, AV_OPT_TYPE_CONST, {.i64=LINEAR}, 0, 0, FLAGS, "scale" }, { "sqrt", "square root", 0, AV_OPT_TYPE_CONST, {.i64=SQRT}, 0, 0, FLAGS, "scale" }, @@ -282,6 +283,12 @@ static const struct ColorTable { { 0.76, 0x89/255., (0x75 -128)/255., (0x84 -128)/255. }, { 0.90, 0xCE/255., (0x35 -128)/255., (0x95 -128)/255. }, { 1, 1, 0, 0. }}, + [TERRAIN] = { + { 0, 0, 0, 0 }, + { 0.15, 0, .5, 0 }, + { 0.60, 1, -.5, -.5 }, + { 0.85, 1, -.5, .5 }, + { 1, 1, 0, 0 }}, }; static av_cold void uninit(AVFilterContext *ctx) @@ -514,6 +521,7 @@ static void color_range(ShowSpectrumContext *s, int ch, case VIRIDIS: case PLASMA: case CIVIDIS: + case TERRAIN: case MAGMA: case INTENSITY: *uf = *yf; @@ -1431,6 +1439,7 @@ static const AVOption showspectrumpic_options[] = { { "viridis", "viridis based coloring", 0, AV_OPT_TYPE_CONST, {.i64=VIRIDIS}, 0, 0, FLAGS, "color" }, { "plasma", "plasma based coloring", 0, AV_OPT_TYPE_CONST, {.i64=PLASMA}, 0, 0, FLAGS, "color" }, { "cividis", "cividis based coloring", 0, AV_OPT_TYPE_CONST, {.i64=CIVIDIS}, 0, 0, FLAGS, "color" }, + { "terrain", "terrain based coloring", 0, AV_OPT_TYPE_CONST, {.i64=TERRAIN}, 0, 0, FLAGS, "color" }, { "scale", "set display scale", OFFSET(scale), AV_OPT_TYPE_INT, {.i64=LOG}, 0, NB_SCALES-1, FLAGS, "scale" }, { "lin", "linear", 0, AV_OPT_TYPE_CONST, {.i64=LINEAR}, 0, 0, FLAGS, "scale" }, { "sqrt", "square root", 0, AV_OPT_TYPE_CONST, {.i64=SQRT}, 0, 0, FLAGS, "scale" }, |
