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added gettimeofday-based profiling/timing

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little speedup of outline()


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7017 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2002-08-15 20:50:13 +00:00
parent ee315e724f
commit b43f1eb524
2 changed files with 21 additions and 2 deletions
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2
TOOLS/subfont-c/Makefile
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@ -1,6 +1,6 @@
include ../../config.mak
LDLIBS=-lm $(shell freetype-config --libs)
LDLIBS=-lm ../../linux/timer-lx.o $(shell freetype-config --libs)
CFLAGS=$(OPTFLAGS) $(shell freetype-config --cflags)
#CFLAGS+=-O0 # for RedHat's gcc-2.96-95

21
TOOLS/subfont-c/subfont.c
View File

@ -510,6 +510,8 @@ void outline(
int x, y;
for (y = 0; y<height; ++y) {
for (x = 0; x<width; ++x, ++s, ++t) {
//if(s[0]>=192) printf("%d\n",s[0]);
if(s[0]!=255){
unsigned max = 0;
unsigned *mrow = m + r;
unsigned char *srow = s -r*width;
@ -527,7 +529,10 @@ void outline(
if (v>max) max = v;
}
}
// if(!max) *t = 0; else
*t = (max + base/2) / base;
} else
*t = 255;
}
}
}
@ -634,6 +639,7 @@ unsigned gmatrix(unsigned *m, int r, int w, double const A) {
void alpha() {
unsigned int ttime;
int const g_r = ceil(radius);
int const o_r = ceil(thickness);
int const g_w = 2*g_r+1; // matrix size
@ -669,14 +675,19 @@ void alpha() {
if (DEBUG) eprintf("\n");
ttime=GetTimer();
if(thickness==1.0)
outline1(bbuffer, abuffer, width, height); // FAST solid 1 pixel outline
else
outline(bbuffer, abuffer, width, height, om, o_r, o_w); // solid outline
//outline(bbuffer, abuffer, width, height, gm, g_r, g_w); // Gaussian outline
ttime=GetTimer()-ttime;
printf("outline: %7d us\n",ttime);
ttime=GetTimer();
blur(abuffer, bbuffer, width, height, g, g_r, g_w, volume);
ttime=GetTimer()-ttime;
printf("gauss: %7d us\n",ttime);
free(g);
free(om);
@ -771,13 +782,21 @@ void parse_args(int argc, char **argv) {
int main(int argc, char **argv) {
unsigned int ttime;
parse_args(argc, argv);
padding = ceil(radius) + ceil(thickness);
ttime=GetTimer();
prepare_charset();
ttime=GetTimer()-ttime;
printf("charset: %7d us\n",ttime);
ttime=GetTimer();
render();
ttime=GetTimer()-ttime;
printf("render: %7d us\n",ttime);
write_bitmap(bbuffer, 'b');
abuffer = (unsigned char*)malloc(width*height);