From b98c58573b0ecdbfe72059debbf26c53a7cfcfe5 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Thu, 31 Dec 2015 11:15:10 +0100 Subject: avfilter/avf_showspectrum: add fire color map Signed-off-by: Paul B Mahol --- libavfilter/avf_showspectrum.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'libavfilter/avf_showspectrum.c') diff --git a/libavfilter/avf_showspectrum.c b/libavfilter/avf_showspectrum.c index 227aff8d32..d1ac560169 100644 --- a/libavfilter/avf_showspectrum.c +++ b/libavfilter/avf_showspectrum.c @@ -37,7 +37,7 @@ enum DisplayMode { COMBINED, SEPARATE, NB_MODES }; enum DisplayScale { LINEAR, SQRT, CBRT, LOG, NB_SCALES }; -enum ColorMode { CHANNEL, INTENSITY, RAINBOW, MORELAND, NEBULAE, NB_CLMODES }; +enum ColorMode { CHANNEL, INTENSITY, RAINBOW, MORELAND, NEBULAE, FIRE, NB_CLMODES }; enum SlideMode { REPLACE, SCROLL, FULLFRAME, RSCROLL, NB_SLIDES }; enum Orientation { VERTICAL, HORIZONTAL, NB_ORIENTATIONS }; @@ -85,6 +85,7 @@ static const AVOption showspectrum_options[] = { { "rainbow", "rainbow based coloring", 0, AV_OPT_TYPE_CONST, {.i64=RAINBOW}, 0, 0, FLAGS, "color" }, { "moreland", "moreland based coloring", 0, AV_OPT_TYPE_CONST, {.i64=MORELAND}, 0, 0, FLAGS, "color" }, { "nebulae", "nebulae based coloring", 0, AV_OPT_TYPE_CONST, {.i64=NEBULAE}, 0, 0, FLAGS, "color" }, + { "fire", "fire based coloring", 0, AV_OPT_TYPE_CONST, {.i64=FIRE}, 0, 0, FLAGS, "color" }, { "scale", "set display scale", OFFSET(scale), AV_OPT_TYPE_INT, {.i64=SQRT}, LINEAR, NB_SCALES-1, FLAGS, "scale" }, { "sqrt", "square root", 0, AV_OPT_TYPE_CONST, {.i64=SQRT}, 0, 0, FLAGS, "scale" }, { "cbrt", "cubic root", 0, AV_OPT_TYPE_CONST, {.i64=CBRT}, 0, 0, FLAGS, "scale" }, @@ -154,6 +155,15 @@ static const struct ColorTable { { 0.77, 120/256., (105-128)/256., (188-128)/256. }, { 0.87, 140/256., (105-128)/256., (188-128)/256. }, { 1, 1, 0, 0 }}, + [FIRE] = { + { 0, 0, 0, 0 }, + { 0.23, 44/256., (132-128)/256., (127-128)/256. }, + { 0.45, 62/256., (116-128)/256., (140-128)/256. }, + { 0.57, 75/256., (105-128)/256., (152-128)/256. }, + { 0.67, 95/256., (91-128)/256., (166-128)/256. }, + { 0.77, 126/256., (74-128)/256., (172-128)/256. }, + { 0.87, 164/256., (73-128)/256., (162-128)/256. }, + { 1, 1, 0, 0 }}, }; static av_cold void uninit(AVFilterContext *ctx) @@ -403,6 +413,7 @@ static int plot_spectrum_column(AVFilterLink *inlink, AVFrame *insamples) case RAINBOW: case MORELAND: case NEBULAE: + case FIRE: case INTENSITY: uf = yf; vf = yf; -- cgit v1.2.3