ref: ee5b9871ff10c3a30d93845125c8568d12f8951f
parent: 388fe8b594357a85c94803d1c73b233672c1ecc0
author: Sigrid Solveig Haflínudóttir <ftrvxmtrx@gmail.com>
date: Sun Dec 13 18:12:42 EST 2020
show yuv→rgb delay
--- a/main.c
+++ b/main.c
@@ -234,8 +234,9 @@
case Cframe:
snprint(
info, sizeof(info),
- "delay=%zdms %dx%d %s %s",
+ "yuv→rgb=%zdms display=%zdms %dx%d %s %s",
delay/1000000ULL,
+ yuv→rgb/1000000ULL,
frame->w, frame->h,
d->info,
d->s->info
--- a/misc.h
+++ b/misc.h
@@ -8,3 +8,4 @@
extern int nproc;
extern int debug;
+extern uvlong yuv→rgb;
--- a/yuv.c
+++ b/yuv.c
@@ -1,5 +1,8 @@
#include <u.h>
+#include "misc.h"
+uvlong yuv→rgb;
+
void yuv420_rgb24(
int width, int height,
u8int *y, u8int *u, u8int *v,
@@ -9,7 +12,9 @@
u32int w, h;
int r, g, b;
int yy, cb, cr, go;
+ uvlong start;
+ start = nanosec();
for(h = 0; h < height-1; h += 2){
for(w = 0; w < width-1; w += 2){
cb = *u - 0x80;
@@ -41,4 +46,5 @@
v += uvstride - w/2;
rgb += rgbstride*2 - 3*w;
}
+ yuv→rgb = nanosec() - start;
}