Re: [pygame] convert pygame image load surface to gtk get_pixels

[Peter Irbizon]

EDIT (I am sending again, cause some thing were not displayed)
data equals pygame dot image dot tostring parenthesis frame_cache , 'RGB'
parenthesis end

2018-03-11 15:48 GMT+01:00 Peter Irbizon :

> I found a one line solution data = pygame.image.tostring(frame_cache ,
> 'RGB') does the job
>
> 2018-03-11 7:09 GMT+01:00 Peter Irbizon :
>
>> Hi there,
>>
>> I have Code1 and at the end I want co continue with Code2 (both codes are
>> included here). In Code2 I am doing data conversion with get_pixels(). I am
>> trying take last_frame or frame_cache data in pygame code1 and then I want
>> to do get_pixels() on it to get the same data format as in Code2 - or to
>> use any function in pygame to get the same dataformat as from gtk
>> get_pixels().
>>
>> Any idea please how to do it in my Code1 with pygame or how to combine
>> both codes and use gtk get_pixels() function for conversion?
>>
>>
>> Code 1:
>> #we will process only one frame at the time
>> msgs = self.cap.read()
>> msgl = len(msgs)
>> if msgl:
>> msg = msgs[msgl - 1]
>> cmd = msg[0]
>>
>> if cmd == "data":
>> data = cStringIO.StringIO(msg[1])
>> last_frame = pygame.image.load(data)
>> self.frame_update = True
>>
>> for msg in self.adb.read():
>> cmd = msg[0]
>> if cmd == "end":
>> self.exit()
>>
>> self.menu_loop()
>>
>> if self.frame_update:
>> self.frame_update = False
>>
>> if last_frame is not None:
>> if self.landscape:
>> a = last_frame.subsurface(pygame.Rect((0,0),
>> self.sizel))
>> else:
>> a = last_frame.subsurface(pygame.Rect((0,0),
>> self.sizep))
>>
>> aw, ah = a.get_size()
>> if aw != self.proj[2] or ah != self.proj[3]:
>> frame_cache = pygame.transform.smoothscale(a,
>> (self.proj[2], self.proj[3]))
>> else:
>> frame_cache = a.copy()
>>
>> self.screen_update = True
>>
>> if self.screen_update:
>> self.screen.fill((0, 0, 0))
>> self.screen_update = False
>> self.screen.blit(frame_cache, (self.proj[0], self.proj[1]))
>> if self.show_menu:
>> self.screen.blit(self.img_menu, (0, 0))
>> if self.show_nav:
>> self.screen.blit(self.img_nav, (self.size[0] -
>> self.nav_w, 0))
>>
>> pygame.display.update() #here i need to change it for gtk
>> get_pixels
>>
>>
>> Code 2:
>> img_width = 160
>> img_height = 120
>>
>> data = gtk.gdk.Pixbuf(
>>   gtk.gdk.COLORSPACE_RGB,
>>   False,
>>   8,
>>   img_width,
>>   img_height
>> )
>> data.get_from_drawable(
>>   gtk.gdk.get_default_root_window(),
>>   gtk.gdk.colormap_get_system(),
>>   280, 228, 0, 0,
>>   img_width,
>>   img_height
>> )
>> data = data.scale_simple(width, height,
>> gtk.gdk.INTERP_NEAREST)
>>
>> data = data.get_pixels()
>>
>
>

Re: [pygame] convert pygame image load surface to gtk get_pixels

[Peter Irbizon]

I found a one line solution data = pygame.image.tostring(frame_cache ,
'RGB') does the job

2018-03-11 7:09 GMT+01:00 Peter Irbizon :

> Hi there,
>
> I have Code1 and at the end I want co continue with Code2 (both codes are
> included here). In Code2 I am doing data conversion with get_pixels(). I am
> trying take last_frame or frame_cache data in pygame code1 and then I want
> to do get_pixels() on it to get the same data format as in Code2 - or to
> use any function in pygame to get the same dataformat as from gtk
> get_pixels().
>
> Any idea please how to do it in my Code1 with pygame or how to combine
> both codes and use gtk get_pixels() function for conversion?
>
>
> Code 1:
> #we will process only one frame at the time
> msgs = self.cap.read()
> msgl = len(msgs)
> if msgl:
> msg = msgs[msgl - 1]
> cmd = msg[0]
>
> if cmd == "data":
> data = cStringIO.StringIO(msg[1])
> last_frame = pygame.image.load(data)
> self.frame_update = True
>
> for msg in self.adb.read():
> cmd = msg[0]
> if cmd == "end":
> self.exit()
>
> self.menu_loop()
>
> if self.frame_update:
> self.frame_update = False
>
> if last_frame is not None:
> if self.landscape:
> a = last_frame.subsurface(pygame.Rect((0,0),
> self.sizel))
> else:
> a = last_frame.subsurface(pygame.Rect((0,0),
> self.sizep))
>
> aw, ah = a.get_size()
> if aw != self.proj[2] or ah != self.proj[3]:
> frame_cache = pygame.transform.smoothscale(a,
> (self.proj[2], self.proj[3]))
> else:
> frame_cache = a.copy()
>
> self.screen_update = True
>
> if self.screen_update:
> self.screen.fill((0, 0, 0))
> self.screen_update = False
> self.screen.blit(frame_cache, (self.proj[0], self.proj[1]))
> if self.show_menu:
> self.screen.blit(self.img_menu, (0, 0))
> if self.show_nav:
> self.screen.blit(self.img_nav, (self.size[0] - self.nav_w,
> 0))
>
> pygame.display.update() #here i need to change it for gtk
> get_pixels
>
>
> Code 2:
> img_width = 160
> img_height = 120
>
> data = gtk.gdk.Pixbuf(
>   gtk.gdk.COLORSPACE_RGB,
>   False,
>   8,
>   img_width,
>   img_height
> )
> data.get_from_drawable(
>   gtk.gdk.get_default_root_window(),
>   gtk.gdk.colormap_get_system(),
>   280, 228, 0, 0,
>   img_width,
>   img_height
> )
> data = data.scale_simple(width, height, gtk.gdk.INTERP_NEAREST)
>
> data = data.get_pixels()
>