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avfilter/vf_datascope: add decimal output

This commit is contained in:
Paul B Mahol 2019-12-13 12:47:51 +01:00
parent 06ec9c4746
commit 824324db41
2 changed files with 17 additions and 7 deletions
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3
doc/filters.texi
View File

@ -8354,6 +8354,9 @@ Draw rows and columns numbers on left and top of video.
@item opacity
Set background opacity.
@item format
Set display number format. Can be @code{hex}, or @code{dec}. Default is @code{hex}.
@end table
@section dctdnoiz

21
libavfilter/vf_datascope.c
View File

@ -35,6 +35,7 @@ typedef struct DatascopeContext {
int ow, oh;
int x, y;
int mode;
int dformat;
int axis;
float opacity;
@ -67,6 +68,9 @@ static const AVOption datascope_options[] = {
{ "color2", NULL, 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "mode" },
{ "axis", "draw column/row numbers", OFFSET(axis), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
{ "opacity", "set background opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=0.75}, 0, 1, FLAGS },
{ "format", "set display number format", OFFSET(dformat), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, FLAGS, "format" },
{ "hex", NULL, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "format" },
{ "dec", NULL, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "format" },
{ NULL }
};
@ -180,9 +184,10 @@ static int filter_color2(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs
const int yoff = td->yoff;
const int P = FFMAX(s->nb_planes, s->nb_comps);
const int C = s->chars;
const int D = ((s->chars - s->dformat) >> 2) + s->dformat * 2;
const int W = (outlink->w - xoff) / (C * 10);
const int H = (outlink->h - yoff) / (P * 12);
const char *format[2] = {"%02X\n", "%04X\n"};
const char *format[4] = {"%02X\n", "%04X\n", "%03d\n", "%05d\n"};
const int slice_start = (W * jobnr) / nb_jobs;
const int slice_end = (W * (jobnr+1)) / nb_jobs;
int x, y, p;
@ -201,7 +206,7 @@ static int filter_color2(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs
for (p = 0; p < P; p++) {
char text[256];
snprintf(text, sizeof(text), format[C>>2], value[p]);
snprintf(text, sizeof(text), format[D], value[p]);
draw_text(&s->draw, out, &reverse, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0);
}
}
@ -222,9 +227,10 @@ static int filter_color(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int yoff = td->yoff;
const int P = FFMAX(s->nb_planes, s->nb_comps);
const int C = s->chars;
const int D = ((s->chars - s->dformat) >> 2) + s->dformat * 2;
const int W = (outlink->w - xoff) / (C * 10);
const int H = (outlink->h - yoff) / (P * 12);
const char *format[2] = {"%02X\n", "%04X\n"};
const char *format[4] = {"%02X\n", "%04X\n", "%03d\n", "%05d\n"};
const int slice_start = (W * jobnr) / nb_jobs;
const int slice_end = (W * (jobnr+1)) / nb_jobs;
int x, y, p;
@ -239,7 +245,7 @@ static int filter_color(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (p = 0; p < P; p++) {
char text[256];
snprintf(text, sizeof(text), format[C>>2], value[p]);
snprintf(text, sizeof(text), format[D], value[p]);
draw_text(&s->draw, out, &color, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0);
}
}
@ -260,9 +266,10 @@ static int filter_mono(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
const int yoff = td->yoff;
const int P = FFMAX(s->nb_planes, s->nb_comps);
const int C = s->chars;
const int D = ((s->chars - s->dformat) >> 2) + s->dformat * 2;
const int W = (outlink->w - xoff) / (C * 10);
const int H = (outlink->h - yoff) / (P * 12);
const char *format[2] = {"%02X\n", "%04X\n"};
const char *format[4] = {"%02X\n", "%04X\n", "%03d\n", "%05d\n"};
const int slice_start = (W * jobnr) / nb_jobs;
const int slice_end = (W * (jobnr+1)) / nb_jobs;
int x, y, p;
@ -276,7 +283,7 @@ static int filter_mono(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
for (p = 0; p < P; p++) {
char text[256];
snprintf(text, sizeof(text), format[C>>2], value[p]);
snprintf(text, sizeof(text), format[D], value[p]);
draw_text(&s->draw, out, &s->white, xoff + x * C * 10 + 2, yoff + y * P * 12 + p * 10 + 2, text, 0);
}
}
@ -360,7 +367,7 @@ static int config_input(AVFilterLink *inlink)
ff_draw_color(&s->draw, &s->black, (uint8_t[]){ 0, 0, 0, alpha} );
ff_draw_color(&s->draw, &s->yellow, (uint8_t[]){ 255, 255, 0, 255} );
ff_draw_color(&s->draw, &s->gray, (uint8_t[]){ 77, 77, 77, 255} );
s->chars = (s->draw.desc->comp[0].depth + 7) / 8 * 2;
s->chars = (s->draw.desc->comp[0].depth + 7) / 8 * 2 + s->dformat;
s->nb_comps = s->draw.desc->nb_components;
switch (s->mode) {