def bpgdecode(self,filename):
msg=None
cmd=self.bpgpath
self.frames_index=0
if len(self.frames): self.frames=[]
if self.img:
del self.img
self.img=None
if len(filename)>4 and filename[-4:].lower()=='.bpg':
try:
if not(isfile(filename) and access(filename,R_OK)):
msg=_('Unable to open')+'\"%s\"!'%filename
except: return False
if not(msg):
err=0
try:
imbuffer=''
if osflag:
fifo=osopen(self.fifo,O_RDONLY|O_NONBLOCK)
cmd+=' "'+realpath(filename)+'" '+self.fifo+\
' >/dev/null 2>&1'
f=Popen(cmd,shell=True,stdin=None,stdout=None,\
stderr=None)
if fifo:
while True:
if f.poll()!=None: break;
try: data=osread(fifo,16777216)
except OSError as e:
if e.errno==errno.EAGAIN or\
e.errno==errno.EWOULDBLOCK: data=''
else: raise
if len(data): imbuffer+=data
osclose(fifo)
else:
si=STARTUPINFO()
si.dwFlags|=1
si.wShowWindow=0
pname='\\\\.\\pipe\\'+basename(self.fifo)
tpipe=win32pipe.CreateNamedPipe(
pname,
win32pipe.PIPE_ACCESS_DUPLEX,
win32pipe.PIPE_TYPE_BYTE|win32pipe.PIPE_WAIT,
1,16777216,16777216,2000,None)
cmd+=' "'+realpath(filename)+'" '+pname
f=Popen(cmd,shell=False,stdin=None,stdout=None,\
stderr=None,bufsize=0,startupinfo=si)
win32pipe.ConnectNamedPipe(tpipe,None)
imbuffer=''
if version_info[0]<3: imbuffer=''
else: imbuffer=b''
if tpipe:
while True:
data=None
try: data=win32file.ReadFile(tpipe,16777216)
except: data=None
if not(data): break
if data[0]!=0: break
if len(data[1]): imbuffer+=data[1]
win32pipe.DisconnectNamedPipe(tpipe)
f.wait()
if len(imbuffer):
x,=unpack("i",imbuffer[0:4])
y,=unpack("i",imbuffer[4:8])
n,=unpack("i",imbuffer[8:12])
d,=unpack("i",imbuffer[12:16])
if n==0 and d==1:
try:
self.img=Image.frombytes('RGBA',(x,y),
imbuffer[16:])
except: err=1
else:
self.scale=100.0
self.autoscale=self.scale
self.bitmap_text=str(x)+'x'+str(y)
self.imginfo='%.2f'%self.scale+'%@'+self.bitmap_text
ishift=8
dr=n*1000/d
while True:
try:
n,=unpack("i",imbuffer[ishift:ishift+4])
ishift+=4
d,=unpack("i",imbuffer[ishift:ishift+4])
ishift+=4
except: break
try:
img=Image.frombytes('RGBA',(x,y),
imbuffer[ishift:])
except: break
ishift+=(x*y*4)
self.frames.append([self.bitmapfrompil(img),n*1000/d])
else: err=1
del imbuffer
else: err=1
except: err=1
if err: msg=_('BPG decoding error!\n')
else: msg=_('File')+' \"%s\" '%filename+_('is not a BPG-File!')
if msg:
wx.PostEvent(self,ShowEvent(SE_EVT_TYPE,-1,value=msg))
if self.img:
del self.img
self.img=None
else: return True
return False
def bpgdecode(self,filename):
msg=None
cmd='"'+self.bpgpath+'"'
self.frames_index=0
if len(self.frames): self.frames=[]
if self.img:
del self.img
self.img=None
if len(filename)>4 and filename[-4:].lower()=='.bpg':
try:
if not(isfile(filename) and access(filename,R_OK)):
msg=_('Unable to open')+'\"%s\"!'%filename
except: return False
if not(msg):
err=0
try:
if version_info[0]<3: imbuffer=''
else: imbuffer=b''
t,tmp=mkstemp(suffix='.rgb',prefix='')
close(t)
cmd+=' "'+realpath(filename)+'" '+tmp+' >/dev/null 2>&1'
f=Popen(cmd,shell=True,stdin=None,stdout=None,stderr=None)
f.wait()
fifo=osopen(tmp,O_RDONLY|O_NONBLOCK)
if fifo:
while True:
try: data=osread(fifo,16777216)
except OSError as e:
if e.errno==errno.EAGAIN or\
e.errno==errno.EWOULDBLOCK:
data=''
continue
else: raise
if len(data): imbuffer+=data
else: break
osclose(fifo)
if exists(tmp):
try: remove(tmp)
except: pass
if len(imbuffer):
x,=unpack("i",imbuffer[0:4])
y,=unpack("i",imbuffer[4:8])
n,=unpack("i",imbuffer[8:12])
d,=unpack("i",imbuffer[12:16])
if n==0 and d==1:
try:
self.img=Image.frombytes('RGBA',(x,y),
imbuffer[16:])
except: err=1
else:
self.scale=100.0
self.autoscale=self.scale
self.bitmap_text=str(x)+'x'+str(y)
self.imginfo='%.2f'%self.scale+'%@'+self.bitmap_text
ishift=8
dr=n*1000/d
while True:
try:
n,=unpack("i",imbuffer[ishift:ishift+4])
ishift+=4
d,=unpack("i",imbuffer[ishift:ishift+4])
ishift+=4
except: break
try:
img=Image.frombytes('RGBA',(x,y),
imbuffer[ishift:])
except: break
ishift+=(x*y*4)
self.frames.append([self.bitmapfrompil(img),n*1000/d])
else: err=1
del imbuffer
else: err=1
except: err=1
if err: msg=_('BPG decoding error!\n')
else: msg=_('File')+' \"%s\" '%filename+_('is not a BPG-File!')
if msg:
wx.PostEvent(self,ShowEvent(SE_EVT_TYPE,-1,value=msg))
if self.img:
del self.img
self.img=None
else: return True
return False
def bpgdecode(self, filename):
msg = None
cmd = '"' + self.bpgpath + '"'
self.frames_index = 0
if len(self.frames): self.frames = []
if self.img:
del self.img
self.img = None
if len(filename) > 4 and filename[-4:].lower() == '.bpg':
try:
if not (isfile(filename) and access(filename, R_OK)):
msg = _('Unable to open') + '\"%s\"!' % filename
except:
return False
if not (msg):
err = 0
try:
if version_info[0] < 3: imbuffer = ''
else: imbuffer = b''
t, tmp = mkstemp(suffix='.rgb', prefix='')
close(t)
cmd += ' "' + realpath(
filename) + '" ' + tmp + ' >/dev/null 2>&1'
f = Popen(cmd,
shell=True,
stdin=None,
stdout=None,
stderr=None)
f.wait()
fifo = osopen(tmp, O_RDONLY | O_NONBLOCK)
if fifo:
while True:
try:
data = osread(fifo, 16777216)
except OSError as e:
if e.errno==errno.EAGAIN or\
e.errno==errno.EWOULDBLOCK:
data = ''
continue
else:
raise
if len(data): imbuffer += data
else: break
osclose(fifo)
if exists(tmp):
try:
remove(tmp)
except:
pass
if len(imbuffer):
x, = unpack("i", imbuffer[0:4])
y, = unpack("i", imbuffer[4:8])
n, = unpack("i", imbuffer[8:12])
d, = unpack("i", imbuffer[12:16])
if n == 0 and d == 1:
try:
self.img = Image.frombytes(
'RGBA', (x, y), imbuffer[16:])
except:
err = 1
else:
self.scale = 100.0
self.autoscale = self.scale
self.bitmap_text = str(x) + 'x' + str(y)
self.imginfo = '%.2f' % self.scale + '%@' + self.bitmap_text
ishift = 8
dr = n * 1000 / d
while True:
try:
n, = unpack("i",
imbuffer[ishift:ishift + 4])
ishift += 4
d, = unpack("i",
imbuffer[ishift:ishift + 4])
ishift += 4
except:
break
try:
img = Image.frombytes(
'RGBA', (x, y), imbuffer[ishift:])
except:
break
ishift += (x * y * 4)
self.frames.append(
[self.bitmapfrompil(img), n * 1000 / d])
else:
err = 1
del imbuffer
else:
err = 1
except:
err = 1
if err: msg = _('BPG decoding error!\n')
else: msg = _('File') + ' \"%s\" ' % filename + _('is not a BPG-File!')
if msg:
wx.PostEvent(self, ShowEvent(SE_EVT_TYPE, -1, value=msg))
if self.img:
del self.img
self.img = None
else:
return True
return False
def readall(self, rfd):
body, body0 = '', osread(rfd, 1)
while body0:
body += body0
body0 = osread(rfd, 1)
return body
def bpgdecode(self,filename):
msg=None
cmd=self.bpgpath+' -o '
if self.img:
del self.img
self.img=None
if len(filename)>4 and filename[-4:].lower()=='.bpg':
try:
if not(isfile(filename) and access(filename,R_OK)):
msg=_('Unable to open')+'\"%s\"!'%filename
except: return False
if not(msg):
err=0
try:
imbuffer=''
if osflag:
fifo=osopen(self.fifo,O_RDONLY|O_NONBLOCK)
cmd+=self.fifo+' "'+realpath(filename)+'"'+\
' >/dev/null 2>&1'
f=Popen(cmd,shell=True,stdin=None,stdout=None,\
stderr=None)
if fifo:
while True:
if f.poll()!=None: break;
try: data=osread(fifo,16777216)
except OSError as e:
if e.errno==errno.EAGAIN or\
e.errno==errno.EWOULDBLOCK: data=''
else: raise
if len(data): imbuffer+=data
osclose(fifo)
else:
si=STARTUPINFO()
si.dwFlags|=1
si.wShowWindow=0
pname='\\\\.\\pipe\\'+basename(self.fifo)
tpipe=win32pipe.CreateNamedPipe(
pname,
win32pipe.PIPE_ACCESS_DUPLEX,
win32pipe.PIPE_TYPE_BYTE|win32pipe.PIPE_WAIT,
1,16777216,16777216,2000,None)
cmd+=pname+' "'+realpath(filename)+'"'
f=Popen(cmd,shell=False,stdin=None,stdout=None,\
stderr=None,bufsize=0,startupinfo=si)
win32pipe.ConnectNamedPipe(tpipe,None)
imbuffer=''
if tpipe:
while True:
data=None
try: data=win32file.ReadFile(tpipe,16777216)
except: data=None
if not(data): break
if data[0]!=0: break
if len(data[1]): imbuffer+=data[1]
win32pipe.DisconnectNamedPipe(tpipe)
f.wait()
if len(imbuffer):
if imbuffer[0]=='a': mode='RGBA'
else: mode='RGB'
x,=unpack("i",imbuffer[1:5])
y,=unpack("i",imbuffer[5:9])
try: self.img=Image.fromstring(mode,(x,y),imbuffer[9:])
except: err=1
del imbuffer
else: err=1
except: err=1
if err: msg=_('BPG decoding error!\n')
else: msg=_('File')+' \"%s\" '%filename+_('is not a BPG-File!')
if msg:
print msg
errmsgbox(msg)
if self.img:
del self.img
self.img=None
else: return True
return False
def readall(self, rfd):
body, body0 = '', osread(rfd, 1)
while body0:
body += body0
body0 = osread(rfd, 1)
return body
