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avfilter/vf_waveform: add orange graticule 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2018-03-21 12:20:24 +01:00
parent caef95737e
commit 36cf3eb76a
2 changed files with 29 additions and 21 deletions
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3
doc/filters.texi
View File

@ -16513,6 +16513,9 @@ Do not display graticule.
@item green
Display green graticule showing legal broadcast ranges.
@item orange
Display orange graticule showing legal broadcast ranges.
@end table
@item opacity, o

47
libavfilter/vf_waveform.c
View File

@ -90,6 +90,7 @@ typedef struct WaveformContext {
int max;
int size;
int scale;
uint8_t grat_yuva_color[4];
int shift_w[4], shift_h[4];
GraticuleLines *glines;
int nb_glines;
@ -137,10 +138,11 @@ static const AVOption waveform_options[] = {
{ "color", NULL, 0, AV_OPT_TYPE_CONST, {.i64=COLOR}, 0, 0, FLAGS, "filter" },
{ "acolor", NULL, 0, AV_OPT_TYPE_CONST, {.i64=ACOLOR}, 0, 0, FLAGS, "filter" },
{ "xflat", NULL, 0, AV_OPT_TYPE_CONST, {.i64=XFLAT}, 0, 0, FLAGS, "filter" },
{ "graticule", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, FLAGS, "graticule" },
{ "g", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, FLAGS, "graticule" },
{ "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "graticule" },
{ "green", NULL, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "graticule" },
{ "graticule", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "graticule" },
{ "g", "set graticule", OFFSET(graticule), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "graticule" },
{ "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "graticule" },
{ "green", NULL, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "graticule" },
{ "orange", NULL, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "graticule" },
{ "opacity", "set graticule opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=0.75}, 0, 1, FLAGS },
{ "o", "set graticule opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=0.75}, 0, 1, FLAGS },
{ "flags", "set graticule flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=1}, 0, 3, FLAGS, "flags" },
@ -1878,7 +1880,6 @@ static av_always_inline void acolor(WaveformContext *s,
}
static const uint8_t black_yuva_color[4] = { 0, 127, 127, 255 };
static const uint8_t green_yuva_color[4] = { 255, 0, 0, 255 };
static const uint8_t black_gbrp_color[4] = { 0, 0, 0, 255 };
static const GraticuleLines aflat_digital8[] = {
@ -2339,7 +2340,7 @@ static void graticule_none(WaveformContext *s, AVFrame *out)
{
}
static void graticule_green_row(WaveformContext *s, AVFrame *out)
static void graticule_row(WaveformContext *s, AVFrame *out)
{
const int step = (s->flags & 2) + 1;
const float o1 = s->opacity;
@ -2353,7 +2354,7 @@ static void graticule_green_row(WaveformContext *s, AVFrame *out)
k++;
for (p = 0; p < s->ncomp; p++) {
const int v = green_yuva_color[p];
const int v = s->grat_yuva_color[p];
for (l = 0; l < s->nb_glines; l++) {
const uint16_t pos = s->glines[l].line[c].pos;
int x = offset_x + (s->mirror ? s->size - 1 - pos : pos);
@ -2371,7 +2372,7 @@ static void graticule_green_row(WaveformContext *s, AVFrame *out)
if (x < 0)
x = 4;
draw_vtext(out, x, offset_y + 2, o1, o2, name, green_yuva_color);
draw_vtext(out, x, offset_y + 2, o1, o2, name, s->grat_yuva_color);
}
offset_x += s->size * (s->display == STACK);
@ -2379,12 +2380,12 @@ static void graticule_green_row(WaveformContext *s, AVFrame *out)
}
}
static void graticule16_green_row(WaveformContext *s, AVFrame *out)
static void graticule16_row(WaveformContext *s, AVFrame *out)
{
const int step = (s->flags & 2) + 1;
const float o1 = s->opacity;
const float o2 = 1. - o1;
const int mult = s->size / 256;
const int mult = s->max / 256;
const int height = s->display == PARADE ? out->height / s->acomp : out->height;
int k = 0, c, p, l, offset_x = 0, offset_y = 0;
@ -2394,7 +2395,7 @@ static void graticule16_green_row(WaveformContext *s, AVFrame *out)
k++;
for (p = 0; p < s->ncomp; p++) {
const int v = green_yuva_color[p] * mult;
const int v = s->grat_yuva_color[p] * mult;
for (l = 0; l < s->nb_glines ; l++) {
const uint16_t pos = s->glines[l].line[c].pos;
int x = offset_x + (s->mirror ? s->size - 1 - pos : pos);
@ -2412,7 +2413,7 @@ static void graticule16_green_row(WaveformContext *s, AVFrame *out)
if (x < 0)
x = 4;
draw_vtext16(out, x, offset_y + 2, mult, o1, o2, name, green_yuva_color);
draw_vtext16(out, x, offset_y + 2, mult, o1, o2, name, s->grat_yuva_color);
}
offset_x += s->size * (s->display == STACK);
@ -2420,7 +2421,7 @@ static void graticule16_green_row(WaveformContext *s, AVFrame *out)
}
}
static void graticule_green_column(WaveformContext *s, AVFrame *out)
static void graticule_column(WaveformContext *s, AVFrame *out)
{
const int step = (s->flags & 2) + 1;
const float o1 = s->opacity;
@ -2434,7 +2435,7 @@ static void graticule_green_column(WaveformContext *s, AVFrame *out)
k++;
for (p = 0; p < s->ncomp; p++) {
const int v = green_yuva_color[p];
const int v = s->grat_yuva_color[p];
for (l = 0; l < s->nb_glines ; l++) {
const uint16_t pos = s->glines[l].line[c].pos;
int y = offset_y + (s->mirror ? s->size - 1 - pos : pos);
@ -2452,7 +2453,7 @@ static void graticule_green_column(WaveformContext *s, AVFrame *out)
if (y < 0)
y = 4;
draw_htext(out, 2 + offset_x, y, o1, o2, name, green_yuva_color);
draw_htext(out, 2 + offset_x, y, o1, o2, name, s->grat_yuva_color);
}
offset_y += s->size * (s->display == STACK);
@ -2460,12 +2461,12 @@ static void graticule_green_column(WaveformContext *s, AVFrame *out)
}
}
static void graticule16_green_column(WaveformContext *s, AVFrame *out)
static void graticule16_column(WaveformContext *s, AVFrame *out)
{
const int step = (s->flags & 2) + 1;
const float o1 = s->opacity;
const float o2 = 1. - o1;
const int mult = s->size / 256;
const int mult = s->max / 256;
const int width = s->display == PARADE ? out->width / s->acomp : out->width;
int k = 0, c, p, l, offset_x = 0, offset_y = 0;
@ -2475,7 +2476,7 @@ static void graticule16_green_column(WaveformContext *s, AVFrame *out)
k++;
for (p = 0; p < s->ncomp; p++) {
const int v = green_yuva_color[p] * mult;
const int v = s->grat_yuva_color[p] * mult;
for (l = 0; l < s->nb_glines ; l++) {
const uint16_t pos = s->glines[l].line[c].pos;
int y = offset_y + (s->mirror ? s->size - 1 - pos : pos);
@ -2493,7 +2494,7 @@ static void graticule16_green_column(WaveformContext *s, AVFrame *out)
if (y < 0)
y = 4;
draw_htext16(out, 2 + offset_x, y, mult, o1, o2, name, green_yuva_color);
draw_htext16(out, 2 + offset_x, y, mult, o1, o2, name, s->grat_yuva_color);
}
offset_y += s->size * (s->display == STACK);
@ -2586,6 +2587,10 @@ static int config_input(AVFilterLink *inlink)
case 0x0016: s->waveform = xflat16_row; break;
}
s->grat_yuva_color[0] = 255;
s->grat_yuva_color[2] = s->graticule == 2 ? 255 : 0;
s->grat_yuva_color[3] = 255;
switch (s->filter) {
case LOWPASS:
case COLOR:
@ -2595,9 +2600,9 @@ static int config_input(AVFilterLink *inlink)
case XFLAT:
case FLAT:
if (s->graticule && s->mode == 1)
s->graticulef = s->bits > 8 ? graticule16_green_column : graticule_green_column;
s->graticulef = s->bits > 8 ? graticule16_column : graticule_column;
else if (s->graticule && s->mode == 0)
s->graticulef = s->bits > 8 ? graticule16_green_row : graticule_green_row;
s->graticulef = s->bits > 8 ? graticule16_row : graticule_row;
break;
}