shithub: hj264

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do not use memdraw

--- a/hj264.c

+++ b/hj264.c

@@ -5,7 +5,6 @@

 #include <thread.h>

 #include <bio.h>

 #include <draw.h>

-#include <memdraw.h>

 #include <tos.h>

 void npe_nsleep(uvlong ns);

@@ -357,11 +356,10 @@

 {

 	int nthreads, fps, kbps, denoise, quality, qp;

 	uvlong start, end, fstart, fend;

+	char *s, tmp[61], *f[5];

 	int ww, hh, in, nframes;

-	Memimage *im;

 	Img *img;

 	Hj264 *h;

-	char *s;

 	/* use NPROC-1 threads by default */

 	nthreads = ((s = getenv("NPROC")) != nil) ? atoi(s)-1 : 1;

@@ -405,12 +403,17 @@

 	fmtinstall(L'ℏ', hjerror);

-	memimageinit();

-	if((im = readmemimage(in)) == nil)

-		sysfatal("image: %r");

-	ww = Dx(im->r);

-	hh = Dy(im->r);

-	freememimage(im);

+	tmp[60] = 0;

+	if(readn(in, tmp, 60) != 60 || tokenize(tmp, f, 5) != 5)

+		sysfatal("invalid image");

+	if(strcmp(f[0], "x8r8g8b8") != 0)

+		sysfatal("only x8r8g8b8 is supported");

+	ww = atoi(f[3]) - atoi(f[1]);

+	hh = atoi(f[4]) - atoi(f[2]);

+	if(ww & 15)

+		sysfatal("frame width has to be multiple of 16");

+	if(ww < 16 || hh < 16)

+		sysfatal("frame too small: %dx%d", ww, hh);

 	if((h = hj264new(nthreads, denoise, kbps, ww, hh)) == nil)

 		sysfatal("hj264new: %r");