anime_ex2.py
をテンプレートにして作成
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開始行:
#code(Python){{
# coding: utf-8
from PIL import Image
import smbus
import time
import sys
import requests
off_x=0
off_y=0
imax=75
jmax=16
anime_dir="/home/pi/Pictures/"
anime_pics_name=["anime-ex1_01.png","anime-ex1_02.png",
"anime-ex1_03.png","anime-ex1_04.png","anime-...
anime_img=["","","","",""]
#print( 'number of arguments:', len(sys.argv), 'arguments...
#arglist = sys.argv
#print( 'Argument List:', sys.argv)
#file_name=arglist[1]
#print( 'file_name=', file_name)
i2c = smbus.SMBus(1) # 注:ラズパイのI2Cポート
def main():
for i in range(5):
pic_name = anime_dir+anime_pics_name[i]
anime_img[i] = Image.open(pic_name)
#img = Image.open(file_name)
for j in range(20):
for i in range(5):
show_one_pic(anime_img[i])
#time.sleep(0.1)
#
# command:
# clear... 0x00
# show ... 0x01
# set1 ix,iy,r,g,b
# ... 0x02 *,*, *,*,*
# setn ix,iy,n, r0,g0,b0, ..r(n-1),g(n-1),b(n-1) n<=8
# ... 0x03 *,*, *, *,*,*, ..., *,*,*
#
pixels=[[(0,0,0) for j in range(jmax)] for i in range(ima...
addrs = [0x30,0x31,0x32,0x33]
eightpix=[0x00, 0x00, 0x08, 0,0,0, 0,0,0, 0,0,0, 0,0,0, 0...
def show_one_pic(img):
img_width, img_height = img.size
print('width:',img_width)
print('height:',img_height)
dx=img_width/jmax
dy=img_height/imax
for i in range(imax):
for j in range(jmax):
x=off_x+j*dx
y=off_y+i*dy
rgb=img.getpixel((x,y))
pixels[i][j]=rgb
i2c.write_byte(addrs[0],0x00)
i2c.write_byte(addrs[1],0x00)
i2c.write_byte(addrs[2],0x00)
i2c.write_byte(addrs[3],0x00)
for i in range(round(imax//2)):
for j in range(4):
for k in range(8):
kj=k % 4
ki=k // 4
ii=i*2+ki
jj=4*j+kj
#print('ii=',ii,' jj=',jj)
p=pixels[ii][jj]
eightpix[3+k*3+0]=p[0]
eightpix[3+k*3+1]=p[1]
eightpix[3+k*3+2]=p[2]
eightpix[0]=i*2;
eightpix[1]=0;
i2c_addr=addrs[j]
try:
i2c.write_i2c_block_data(i2c_addr,0x03,eightpix)
except:
print('i2c write error at:(',i,',',j,')')
#time.sleep(0.00001)
i2c.write_byte(addrs[0],0x01)
i2c.write_byte(addrs[1],0x01)
i2c.write_byte(addrs[2],0x01)
i2c.write_byte(addrs[3],0x01)
main()
}}
終了行:
#code(Python){{
# coding: utf-8
from PIL import Image
import smbus
import time
import sys
import requests
off_x=0
off_y=0
imax=75
jmax=16
anime_dir="/home/pi/Pictures/"
anime_pics_name=["anime-ex1_01.png","anime-ex1_02.png",
"anime-ex1_03.png","anime-ex1_04.png","anime-...
anime_img=["","","","",""]
#print( 'number of arguments:', len(sys.argv), 'arguments...
#arglist = sys.argv
#print( 'Argument List:', sys.argv)
#file_name=arglist[1]
#print( 'file_name=', file_name)
i2c = smbus.SMBus(1) # 注:ラズパイのI2Cポート
def main():
for i in range(5):
pic_name = anime_dir+anime_pics_name[i]
anime_img[i] = Image.open(pic_name)
#img = Image.open(file_name)
for j in range(20):
for i in range(5):
show_one_pic(anime_img[i])
#time.sleep(0.1)
#
# command:
# clear... 0x00
# show ... 0x01
# set1 ix,iy,r,g,b
# ... 0x02 *,*, *,*,*
# setn ix,iy,n, r0,g0,b0, ..r(n-1),g(n-1),b(n-1) n<=8
# ... 0x03 *,*, *, *,*,*, ..., *,*,*
#
pixels=[[(0,0,0) for j in range(jmax)] for i in range(ima...
addrs = [0x30,0x31,0x32,0x33]
eightpix=[0x00, 0x00, 0x08, 0,0,0, 0,0,0, 0,0,0, 0,0,0, 0...
def show_one_pic(img):
img_width, img_height = img.size
print('width:',img_width)
print('height:',img_height)
dx=img_width/jmax
dy=img_height/imax
for i in range(imax):
for j in range(jmax):
x=off_x+j*dx
y=off_y+i*dy
rgb=img.getpixel((x,y))
pixels[i][j]=rgb
i2c.write_byte(addrs[0],0x00)
i2c.write_byte(addrs[1],0x00)
i2c.write_byte(addrs[2],0x00)
i2c.write_byte(addrs[3],0x00)
for i in range(round(imax//2)):
for j in range(4):
for k in range(8):
kj=k % 4
ki=k // 4
ii=i*2+ki
jj=4*j+kj
#print('ii=',ii,' jj=',jj)
p=pixels[ii][jj]
eightpix[3+k*3+0]=p[0]
eightpix[3+k*3+1]=p[1]
eightpix[3+k*3+2]=p[2]
eightpix[0]=i*2;
eightpix[1]=0;
i2c_addr=addrs[j]
try:
i2c.write_i2c_block_data(i2c_addr,0x03,eightpix)
except:
print('i2c write error at:(',i,',',j,')')
#time.sleep(0.00001)
i2c.write_byte(addrs[0],0x01)
i2c.write_byte(addrs[1],0x01)
i2c.write_byte(addrs[2],0x01)
i2c.write_byte(addrs[3],0x01)
main()
}}
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