Warn if stride not a multiple of 4 bytes; use PM_SIZE instead of 5.
diff --git a/Demo/sgi/video/video.py b/Demo/sgi/video/video.py
index 2b50e39..4469329 100755
--- a/Demo/sgi/video/video.py
+++ b/Demo/sgi/video/video.py
@@ -40,6 +40,9 @@
x = eval(line[:-1])
if len(x) == 3: w, h, pf = x
else: w, h = x; pf = 2
+ if pf and w/pf % 4 <> 0:
+ sys.stderr.write( \
+ 'warning: stride not a multiple of 4 -- may not work on Indigo XS\n')
return f, w, h, pf, colorinfo
def loadframe(f,w,h,pf,af,spkr, (ybits,ibits,qbits,chrompack),mf):
@@ -66,11 +69,11 @@
ch = (h+chrompack-1)/chrompack
chromdata = f.read(2*cw*ch)
rectzoom(pf*chrompack*mf,pf*chrompack*mf)
- pixmode(5,16)
+ pixmode(PM_SIZE,16)
writemask(0x7ff - ((1<<ybits)-1))
lrectwrite(0,0,cw-1,ch-1,chromdata)
writemask((1<<ybits)-1)
- pixmode(5,8)
+ pixmode(PM_SIZE,8)
if pf:
rectzoom(pf*mf, pf*mf)
elif mf <> 1:
@@ -166,7 +169,7 @@
color(2048)
clear()
writemask(2047)
- pixmode(5,8) # 8 bit pixels
+ pixmode(PM_SIZE,8) # 8 bit pixels
qdevice(ESCKEY)
qdevice(WINSHUT)
qdevice(WINQUIT)