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OneB1t/gist:740653f17c6a37c27e8c6c82e7195ff1

Created October 3, 2023 15:37
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Working python with text changes
Raw
gistfile1.txt
import struct
import time
import random
import subprocess
import platform
import threading
import signal
import os
start_time = time.time() # Record the start time
def run_command():
# Start the process (replace 'your_command' with the actual command you want to run)
process = subprocess.Popen('/eso/bin/apps/loadandshowimage /tmp/render.bmp', shell=True)
# Wait for the process to finish (optional)
process.wait()
# Function to set a pixel to white (255) at the specified coordinates
def set_pixel(x, y):
if 0 <= x < width and 0 <= y < height:
pixel_index = (y * width + x) // 8
bit_offset = 7 - ((y * width + x) % 8) # Invert the bit order for 1-bit BMP
pixels[pixel_index] |= (1 << bit_offset)
def draw_text(text, x, y, scale=2):
for char in text:
char_representation = get_char_representation(char)
char_height = len(char_representation)
char_width = 8 # Assuming a fixed width of 8 for each character
for row in reversed(range(char_height)):
for col in reversed(range(char_width)):
pixel = char_representation[row] & (1 << col)
if pixel != 0:
# Scale the pixel coordinates by 'scale' to make the character bigger
for i in range(scale):
for j in range(scale):
set_pixel(x + (char_width - col - 1) * scale + i, y + (char_height - row - 1) * scale + j)
x += char_width * scale # Move to the next character, accounting for scaling
# Define a simple 8x8 font for drawing text (customize as needed)
# Define a simple 8x8 font for drawing text (ASCII characters)
font = {
ord(' '): [
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('!'): [
0b00110000,
0b00110000,
0b00110000,
0b00110000,
0b00110000,
0b00000000,
0b00110000,
0b00000000,
],
ord('"'): [
0b01010100,
0b01010100,
0b01010100,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('#'): [
0b01010100,
0b11111110,
0b01010100,
0b01010100,
0b11111110,
0b01010100,
0b01010100,
0b00000000,
],
ord('$'): [
0b00111000,
0b10101100,
0b10110000,
0b00111000,
0b00011000,
0b10101100,
0b00111000,
0b00000000,
],
ord('%'): [
0b11000010,
0b11000100,
0b00001000,
0b00010000,
0b00100000,
0b01000110,
0b10000010,
0b00000000,
],
ord('&'): [
0b00110000,
0b01001000,
0b00110000,
0b01011000,
0b10100100,
0b10011000,
0b01110100,
0b00000000,
],
ord("'"): [
0b00110000,
0b00110000,
0b00110000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('('): [
0b00010000,
0b00100000,
0b01000000,
0b01000000,
0b01000000,
0b00100000,
0b00010000,
0b00000000,
],
ord(')'): [
0b01000000,
0b00100000,
0b00010000,
0b00010000,
0b00010000,
0b00100000,
0b01000000,
0b00000000,
],
ord('*'): [
0b00100000,
0b10101000,
0b01110000,
0b01110000,
0b10101000,
0b00100000,
0b00000000,
0b00000000,
],
ord('+'): [
0b00000000,
0b00010000,
0b00010000,
0b11111000,
0b00010000,
0b00010000,
0b00000000,
0b00000000,
],
ord(','): [
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00110000,
0b00110000,
0b01100000,
],
ord('-'): [
0b00000000,
0b00000000,
0b00000000,
0b11111000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('.'): [
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00110000,
0b00110000,
0b00000000,
],
ord('/'): [
0b00000010,
0b00000100,
0b00001000,
0b00010000,
0b00100000,
0b01000000,
0b10000000,
0b00000000,
],
ord('0'): [
0b00111000,
0b01000100,
0b10001010,
0b10010010,
0b10100010,
0b11000010,
0b00111000,
0b00000000,
],
ord('1'): [
0b00010000,
0b00110000,
0b01010000,
0b00010000,
0b00010000,
0b00010000,
0b11111000,
0b00000000,
],
ord('2'): [
0b01111000,
0b10000100,
0b00000100,
0b00001000,
0b00010000,
0b00100000,
0b11111100,
0b00000000,
],
ord('3'): [
0b11111000,
0b00000100,
0b00000100,
0b00011000,
0b00000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('4'): [
0b00001000,
0b00011000,
0b00101000,
0b01001000,
0b11111100,
0b00001000,
0b00001000,
0b00000000,
],
ord('5'): [
0b11111100,
0b10000000,
0b10000000,
0b11111000,
0b00000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('6'): [
0b00111000,
0b01000000,
0b10000000,
0b11111000,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('7'): [
0b11111100,
0b00000100,
0b00001000,
0b00010000,
0b00100000,
0b01000000,
0b01000000,
0b00000000,
],
ord('8'): [
0b00111000,
0b01000100,
0b10000100,
0b01111000,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('9'): [
0b00111000,
0b01000100,
0b10000100,
0b10000100,
0b01111100,
0b00000100,
0b00111000,
0b00000000,
],
ord(':'): [
0b00000000,
0b00110000,
0b00110000,
0b00000000,
0b00110000,
0b00110000,
0b00000000,
0b00000000,
],
ord(';'): [
0b00000000,
0b00110000,
0b00110000,
0b00000000,
0b00110000,
0b00110000,
0b01100000,
0b00000000,
],
ord('<'): [
0b00001000,
0b00010000,
0b00100000,
0b01000000,
0b00100000,
0b00010000,
0b00001000,
0b00000000,
],
ord('='): [
0b00000000,
0b00000000,
0b11111000,
0b00000000,
0b11111000,
0b00000000,
0b00000000,
0b00000000,
],
ord('>'): [
0b01000000,
0b00100000,
0b00010000,
0b00001000,
0b00010000,
0b00100000,
0b01000000,
0b00000000,
],
ord('?'): [
0b01110000,
0b10001000,
0b10001000,
0b00010000,
0b00100000,
0b00000000,
0b00100000,
0b00000000,
],
ord('@'): [
0b00111000,
0b01000100,
0b10011010,
0b10101010,
0b10111010,
0b10000000,
0b01111000,
0b00000000,
],
ord('A'): [
0b00110000,
0b01001000,
0b10000100,
0b10000100,
0b11111100,
0b10000100,
0b10000100,
0b00000000,
],
ord('B'): [
0b11111000,
0b10000100,
0b10000100,
0b11111000,
0b10000100,
0b10000100,
0b11111000,
0b00000000,
],
ord('C'): [
0b01111000,
0b10000100,
0b10000000,
0b10000000,
0b10000000,
0b10000100,
0b01111000,
0b00000000,
],
ord('D'): [
0b11110000,
0b10001000,
0b10000100,
0b10000100,
0b10000100,
0b10001000,
0b11110000,
0b00000000,
],
ord('E'): [
0b11111100,
0b10000000,
0b10000000,
0b11111000,
0b10000000,
0b10000000,
0b11111100,
0b00000000,
],
ord('F'): [
0b11111100,
0b10000000,
0b10000000,
0b11111000,
0b10000000,
0b10000000,
0b10000000,
0b00000000,
],
ord('G'): [
0b01111000,
0b10000100,
0b10000000,
0b10000000,
0b10001100,
0b10000100,
0b01111000,
0b00000000,
],
ord('H'): [
0b10000100,
0b10000100,
0b10000100,
0b11111100,
0b10000100,
0b10000100,
0b10000100,
0b00000000,
],
ord('I'): [
0b01111000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b01111000,
0b00000000,
],
ord('J'): [
0b00001100,
0b00000100,
0b00000100,
0b00000100,
0b00000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('K'): [
0b10001000,
0b10010000,
0b10100000,
0b11000000,
0b10100000,
0b10010000,
0b10001000,
0b00000000,
],
ord('L'): [
0b10000000,
0b10000000,
0b10000000,
0b10000000,
0b10000000,
0b10000000,
0b11111100,
0b00000000,
],
ord('M'): [
0b10000010,
0b11000110,
0b10101010,
0b10010010,
0b10000010,
0b10000010,
0b10000010,
0b00000000,
],
ord('N'): [
0b10000010,
0b10000010,
0b11000010,
0b10100010,
0b10010010,
0b10001010,
0b10000010,
0b00000000,
],
ord('O'): [
0b01111000,
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('P'): [
0b11111000,
0b10000100,
0b10000100,
0b11111000,
0b10000000,
0b10000000,
0b10000000,
0b00000000,
],
ord('Q'): [
0b01111000,
0b10000100,
0b10000100,
0b10000100,
0b10010100,
0b10001000,
0b01110100,
0b00000000,
],
ord('R'): [
0b11111000,
0b10000100,
0b10000100,
0b11111000,
0b10100000,
0b10010000,
0b10001000,
0b00000000,
],
ord('S'): [
0b01111000,
0b10000100,
0b10000000,
0b01111000,
0b00000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('T'): [
0b11111000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00000000,
],
ord('U'): [
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('V'): [
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b10000100,
0b01001000,
0b00110000,
0b00000000,
],
ord('W'): [
0b10000010,
0b10000010,
0b10000010,
0b10010010,
0b10101010,
0b11000110,
0b10000010,
0b00000000,
],
ord('X'): [
0b10000010,
0b10000010,
0b01000100,
0b00101000,
0b01000100,
0b10000010,
0b10000010,
0b00000000,
],
ord('Y'): [
0b10000100,
0b10000100,
0b10000100,
0b01001000,
0b00110000,
0b00100000,
0b00100000,
0b00000000,
],
ord('Z'): [
0b11111100,
0b00000100,
0b00001000,
0b00010000,
0b00100000,
0b01000000,
0b11111100,
0b00000000,
],
ord('['): [
0b01111000,
0b01000000,
0b01000000,
0b01000000,
0b01000000,
0b01000000,
0b01111000,
0b00000000,
],
ord('\\'): [
0b10000000,
0b01000000,
0b01000000,
0b00100000,
0b00100000,
0b00010000,
0b00010000,
0b00001000,
],
ord(']'): [
0b01111000,
0b00001000,
0b00001000,
0b00001000,
0b00001000,
0b00001000,
0b01111000,
0b00000000,
],
ord('^'): [
0b00100000,
0b01010000,
0b10001000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('_'): [
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b11111100,
0b00000000,
],
ord('`'): [
0b01000000,
0b00100000,
0b00010000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
0b00000000,
],
ord('a'): [
0b00000000,
0b00000000,
0b01111000,
0b00000100,
0b01111100,
0b10000100,
0b01111100,
0b00000000,
],
ord('b'): [
0b10000000,
0b10000000,
0b10111000,
0b11000100,
0b10000100,
0b10000100,
0b11111000,
0b00000000,
],
ord('c'): [
0b00000000,
0b00000000,
0b01111000,
0b10000100,
0b10000000,
0b10000100,
0b01111000,
0b00000000,
],
ord('d'): [
0b00000100,
0b00000100,
0b01110100,
0b10001100,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('e'): [
0b00000000,
0b00000000,
0b01111000,
0b10000100,
0b11111100,
0b10000000,
0b01111000,
0b00000000,
],
ord('f'): [
0b00011100,
0b00100000,
0b00100000,
0b01111000,
0b00100000,
0b00100000,
0b00100000,
0b00000000,
],
ord('g'): [
0b00000000,
0b01111000,
0b10000100,
0b10000100,
0b01111100,
0b00000100,
0b01111000,
0b00000000,
],
ord('h'): [
0b10000000,
0b10000000,
0b10111000,
0b11000100,
0b10000100,
0b10000100,
0b10000100,
0b00000000,
],
ord('i'): [
0b00100000,
0b00000000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00000000,
],
ord('j'): [
0b00010000,
0b00000000,
0b00010000,
0b00010000,
0b00010000,
0b10010000,
0b01100000,
0b00000000,
],
ord('k'): [
0b10000000,
0b10000000,
0b10001000,
0b10010000,
0b10100000,
0b11010000,
0b10001000,
0b00000000,
],
ord('l'): [
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00011100,
0b00000000,
],
ord('m'): [
0b00000000,
0b00000000,
0b10111000,
0b11010100,
0b10010100,
0b10010100,
0b10010100,
0b00000000,
],
ord('n'): [
0b00000000,
0b00000000,
0b10111000,
0b11000100,
0b10000100,
0b10000100,
0b10000100,
0b00000000,
],
ord('o'): [
0b00000000,
0b00000000,
0b01111000,
0b10000100,
0b10000100,
0b10000100,
0b01111000,
0b00000000,
],
ord('p'): [
0b00000000,
0b00000000,
0b11111000,
0b10000100,
0b10000100,
0b11111000,
0b10000000,
0b10000000,
],
ord('q'): [
0b00000000,
0b00000000,
0b01110100,
0b10001100,
0b10000100,
0b01111000,
0b00000100,
0b00000100,
],
ord('r'): [
0b00000000,
0b00000000,
0b10111000,
0b11000100,
0b10000000,
0b10000000,
0b10000000,
0b00000000,
],
ord('s'): [
0b00000000,
0b00000000,
0b01111000,
0b10000000,
0b01111000,
0b00000100,
0b11111000,
0b00000000,
],
ord('t'): [
0b00100000,
0b00100000,
0b01111000,
0b00100000,
0b00100000,
0b00100000,
0b00011000,
0b00000000,
],
ord('u'): [
0b00000000,
0b00000000,
0b10000100,
0b10000100,
0b10000100,
0b10001100,
0b01110100,
0b00000000,
],
ord('v'): [
0b00000000,
0b00000000,
0b10000100,
0b10000100,
0b01001000,
0b01001000,
0b00110000,
0b00000000,
],
ord('w'): [
0b00000000,
0b00000000,
0b10000100,
0b10000100,
0b10010100,
0b10101000,
0b01000100,
0b00000000,
],
ord('x'): [
0b00000000,
0b00000000,
0b10000100,
0b01001000,
0b00110000,
0b01001000,
0b10000100,
0b00000000,
],
ord('y'): [
0b00000000,
0b00000000,
0b10000100,
0b10000100,
0b10000100,
0b01111000,
0b00001000,
0b11110000,
],
ord('z'): [
0b00000000,
0b00000000,
0b11111000,
0b00010000,
0b00100000,
0b01000000,
0b11111000,
0b00000000,
],
ord('{'): [
0b00011000,
0b00100000,
0b00100000,
0b11000000,
0b00100000,
0b00100000,
0b00011000,
0b00000000,
],
ord('|'): [
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00100000,
0b00000000,
],
ord('}'): [
0b01100000,
0b00100000,
0b00100000,
0b00011000,
0b00100000,
0b00100000,
0b01100000,
0b00000000,
],
ord('~'): [
0b00000000,
0b00000000,
0b00100000,
0b01010000,
0b10001000,
0b00000000,
0b00000000,
0b00000000,
],
}
def get_char_representation(char):
return font.get(ord(char), [0b00000000, 0b00000000, 0b00000000, 0b00000000, 0b00000000, 0b00000000, 0b00000000, 0b00000000])
if platform.system() == "Windows":
output_file = "render.bmp"
else: # Assuming it's Linux or other Unix-like systems
output_file = "/tmp/render.bmp"
while True:
start_time = time.time() # Record the start time
# Define the text to be added
random_value = random.randint(1, 100)
text = "This is the first prototype of text rendering - {}".format(random_value)
# Create a blank monochromatic image of size 1280x640 (all pixels initialized to 0)
width = 1280
height = 640
pixels = bytearray([0] * (width * height // 8)) # 1 byte per 8 pixels
# Calculate the position to center the text
text_x = (width - len(text) * 16) // 2 # Assuming 8 pixels per character
text_y = height // 2 - 16 # Assuming 8-pixel font height
# Draw the text on the image
draw_text(text, text_x, text_y)
# BMP header for a monochromatic (1-bit) BMP
bmp_header = struct.pack('<2sIHHI', b'BM', len(pixels) + 62, 0, 0, 62)
# Bitmap info header
bmp_info_header = struct.pack('<IiiHHIIIIII', 40, width, height, 1, 1, 0, len(pixels), 0, 2, 2, 0)
# Color palette for monochromatic BMP (black and white)
color_palette = struct.pack('<II', 0x00000000, 0x00FFFFFF)
# Create and save the BMP file
with open(output_file, 'wb') as bmp_file:
bmp_file.write(bmp_header)
bmp_file.write(bmp_info_header)
bmp_file.write(color_palette)
bmp_file.write(pixels)
end_time = time.time() # Record the end time
elapsed_time = end_time - start_time
print("Time taken to generate BMP: {:.6f} seconds".format(elapsed_time))
# Command to run the external process (replace with your command)
command = ["/eso/bin/apps/loadandshowimage /tmp/render.bmp"]
# Start the external process
process = subprocess.Popen(command, stdout=subprocess.PIPE, shell=True,
preexec_fn=os.setsid)
# Sleep for 2 seconds
time.sleep(2)
# Send a SIGINT signal to the process
os.killpg(os.getpgid(process.pid), signal.SIGTERM)
# Wait for the process to finish
process.wait()
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