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avfilter/avf_showspectrum: add green color map

This commit is contained in:
Paul B Mahol 2018-10-05 12:00:57 +02:00
parent 03123e4053
commit 3e687be4fa
2 changed files with 12 additions and 1 deletions
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4
doc/filters.texi
View File

@ -20640,6 +20640,8 @@ each channel is displayed using the fruit color scheme
each channel is displayed using the cool color scheme
@item magma
each channel is displayed using the magma color scheme
@item green
each channel is displayed using the green color scheme
@end table
Default value is @samp{channel}.
@ -20797,6 +20799,8 @@ each channel is displayed using the fruit color scheme
each channel is displayed using the cool color scheme
@item magma
each channel is displayed using the magma color scheme
@item green
each channel is displayed using the green color scheme
@end table
Default value is @samp{intensity}.

9
libavfilter/avf_showspectrum.c
View File

@ -44,7 +44,7 @@
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, NB_CLMODES };
enum ColorMode { CHANNEL, INTENSITY, RAINBOW, MORELAND, NEBULAE, FIRE, FIERY, FRUIT, COOL, MAGMA, GREEN, NB_CLMODES };
enum SlideMode { REPLACE, SCROLL, FULLFRAME, RSCROLL, NB_SLIDES };
enum Orientation { VERTICAL, HORIZONTAL, NB_ORIENTATIONS };
@ -114,6 +114,7 @@ static const AVOption showspectrum_options[] = {
{ "fruit", "fruit based coloring", 0, AV_OPT_TYPE_CONST, {.i64=FRUIT}, 0, 0, FLAGS, "color" },
{ "cool", "cool based coloring", 0, AV_OPT_TYPE_CONST, {.i64=COOL}, 0, 0, FLAGS, "color" },
{ "magma", "magma based coloring", 0, AV_OPT_TYPE_CONST, {.i64=MAGMA}, 0, 0, FLAGS, "color" },
{ "green", "green based coloring", 0, AV_OPT_TYPE_CONST, {.i64=GREEN}, 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" },
@ -238,6 +239,10 @@ static const struct ColorTable {
{ 0.64, 128/256., (103-128)/256., (214-128)/256. },
{ 0.78, 167/256., (85-128)/256., (174-128)/256. },
{ 1, 205/256., (80-128)/256., (152-128)/256. }},
[GREEN] = {
{ 0, 0, 0, 0 },
{ .75, .5, 0, -.5 },
{ 1, 1, 0, 0 }},
};
static av_cold void uninit(AVFilterContext *ctx)
@ -698,6 +703,7 @@ static void color_range(ShowSpectrumContext *s, int ch,
case FIERY:
case FRUIT:
case COOL:
case GREEN:
case MAGMA:
case INTENSITY:
*uf = *yf;
@ -1086,6 +1092,7 @@ static const AVOption showspectrumpic_options[] = {
{ "fruit", "fruit based coloring", 0, AV_OPT_TYPE_CONST, {.i64=FRUIT}, 0, 0, FLAGS, "color" },
{ "cool", "cool based coloring", 0, AV_OPT_TYPE_CONST, {.i64=COOL}, 0, 0, FLAGS, "color" },
{ "magma", "magma based coloring", 0, AV_OPT_TYPE_CONST, {.i64=MAGMA}, 0, 0, FLAGS, "color" },
{ "green", "green based coloring", 0, AV_OPT_TYPE_CONST, {.i64=GREEN}, 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" },