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Simplified progress display

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Added note about corrupt red layer in bw mode
This commit is contained in:
Furrtek
2023-09-03 07:23:14 +02:00
parent 2a8d6a0e81
commit b065ea3a29
9 changed files with 49 additions and 30 deletions
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tools_python/img2dm.py
+9 -12
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@@ -19,7 +19,6 @@ def image_convert(image, color_pass):
pixels.append(0 if luma >= 0.1 and luma < 0.9 else 1) # 0 codes color (anything mid grey)
else:
pixels.append(0 if luma < 0.5 else 1) # 0 codes black
return pixels
def record_run(run_count):
@@ -28,7 +27,7 @@ def record_run(run_count):
while run_count:
bits.insert(0, run_count & 1)
run_count >>= 1
# Zero length coding
# Zero length coding - 1
for b in bits[1:]:
compressed.append(0)
if len(bits):
@@ -40,7 +39,7 @@ def usage():
print("img2dm.py port image barcode (page color x y pp4)\n")
print(" port: serial port name (0 for ESL Blaster)")
print(" image: image file")
print(" barcode: 17-character barcode data")
print(" barcode: 17-character ESL barcode data")
print(" page: page number to update (0~15), default: 0")
print(" color: 0:Black and white only, 1:Color-capable ESL, default: 0")
print(" x y: top-left position of image, default: 0 0")
@@ -74,8 +73,6 @@ if (port == "0"):
image = imread(sys.argv[2])
width = image.shape[1]
height = image.shape[0]
# Medium size is 208*112
print("Image is %i*%i, please make sure that this is equal or less than the ESL's display size." % (width, height))
# Get PLID from barcode string
PLID = pr.get_plid(sys.argv[3])
@@ -86,16 +83,18 @@ pos_y = int(sys.argv[7]) if arg_count >= 8 else 0
if arg_count >= 9:
if int(sys.argv[8]):
pp16 = 0
# Medium size is 208*112
print("Image is %i*%i in %s mode, please make sure that this suits your ESL's display." % (width, height, "color" if color_mode else "black and white"))
# First pass for black and white
pixels = image_convert(image, 0)
if color_mode:
# Append second pass for color if needed
# Append second pass for color, if needed
pixels += image_convert(image, 1)
size_raw = len(pixels)
print("Compressing %i bits..." % size_raw)
# First pixel
bits = []
@@ -122,11 +121,11 @@ size_compressed = len(compressed)
# Decide on compression or not
# size_compressed = size_raw # Disable compression
if size_compressed < size_raw:
print("Compression ratio: %.1f%%" % (100 - ((size_compressed * 100) / float(size_raw))))
print("Compression ratio: %.1f%% (%d -> %d bytes)" % (100 - ((size_compressed * 100) / float(size_raw)), size_raw, size_compressed))
data = compressed
compression_type = 2
else:
print("Compression ratio suxx, using raw data")
print("Compression ratio suxx, using raw data instead")
data = pixels
compression_type = 0
@@ -139,15 +138,13 @@ for b in range(0, padding):
padded_data_size = len(data)
frame_count = padded_data_size // bits_per_frame
print("Data size: %i (%i frames)" % (data_size, frame_count))
#print("Data size: %i (%i frames)" % (data_size, frame_count))
frames = []
# Wake-up ping frame
frames.append(pr.make_ping_frame(PLID, pp16, 400))
print("Generating frames...")
# Parameters frame
frame = pr.make_mcu_frame(PLID, 0x05)
pr.append_word(frame, data_size // 8) # Total byte count for group