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https://github.com/esphome/esphome.git
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144 lines
5 KiB
Python
144 lines
5 KiB
Python
import logging
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from esphome import core
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from esphome.components import display, font
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import esphome.components.image as espImage
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import esphome.config_validation as cv
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import esphome.codegen as cg
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from esphome.const import CONF_FILE, CONF_ID, CONF_RAW_DATA_ID, CONF_RESIZE, CONF_TYPE
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from esphome.core import CORE, HexInt
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ["display"]
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MULTI_CONF = True
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Animation_ = display.display_ns.class_("Animation", espImage.Image_)
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ANIMATION_SCHEMA = cv.Schema(
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{
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cv.Required(CONF_ID): cv.declare_id(Animation_),
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cv.Required(CONF_FILE): cv.file_,
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cv.Optional(CONF_RESIZE): cv.dimensions,
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cv.Optional(CONF_TYPE, default="BINARY"): cv.enum(
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espImage.IMAGE_TYPE, upper=True
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),
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cv.GenerateID(CONF_RAW_DATA_ID): cv.declare_id(cg.uint8),
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}
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)
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CONFIG_SCHEMA = cv.All(font.validate_pillow_installed, ANIMATION_SCHEMA)
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CODEOWNERS = ["@syndlex"]
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async def to_code(config):
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from PIL import Image
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path = CORE.relative_config_path(config[CONF_FILE])
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try:
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image = Image.open(path)
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except Exception as e:
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raise core.EsphomeError(f"Could not load image file {path}: {e}")
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width, height = image.size
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frames = image.n_frames
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if CONF_RESIZE in config:
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new_width_max, new_height_max = config[CONF_RESIZE]
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ratio = min(new_width_max / width, new_height_max / height)
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width, height = int(width * ratio), int(height * ratio)
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else:
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if width > 500 or height > 500:
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_LOGGER.warning(
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"The image you requested is very big. Please consider using"
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" the resize parameter."
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)
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if config[CONF_TYPE] == "GRAYSCALE":
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data = [0 for _ in range(height * width * frames)]
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pos = 0
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for frameIndex in range(frames):
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image.seek(frameIndex)
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frame = image.convert("L", dither=Image.NONE)
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if CONF_RESIZE in config:
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frame = frame.resize([width, height])
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pixels = list(frame.getdata())
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if len(pixels) != height * width:
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raise core.EsphomeError(
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f"Unexpected number of pixels in {path} frame {frameIndex}: ({len(pixels)} != {height*width})"
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)
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for pix in pixels:
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data[pos] = pix
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pos += 1
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elif config[CONF_TYPE] == "RGB24":
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data = [0 for _ in range(height * width * 3 * frames)]
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pos = 0
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for frameIndex in range(frames):
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image.seek(frameIndex)
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if CONF_RESIZE in config:
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image.thumbnail(config[CONF_RESIZE])
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frame = image.convert("RGB")
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if CONF_RESIZE in config:
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frame = frame.resize([width, height])
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pixels = list(frame.getdata())
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if len(pixels) != height * width:
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raise core.EsphomeError(
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f"Unexpected number of pixels in {path} frame {frameIndex}: ({len(pixels)} != {height*width})"
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)
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for pix in pixels:
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data[pos] = pix[0]
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pos += 1
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data[pos] = pix[1]
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pos += 1
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data[pos] = pix[2]
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pos += 1
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elif config[CONF_TYPE] == "RGB565":
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data = [0 for _ in range(height * width * 2 * frames)]
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pos = 0
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for frameIndex in range(frames):
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image.seek(frameIndex)
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frame = image.convert("RGB")
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if CONF_RESIZE in config:
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frame = frame.resize([width, height])
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pixels = list(frame.getdata())
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if len(pixels) != height * width:
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raise core.EsphomeError(
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f"Unexpected number of pixels in {path} frame {frameIndex}: ({len(pixels)} != {height*width})"
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)
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for pix in pixels:
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R = pix[0] >> 3
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G = pix[1] >> 2
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B = pix[2] >> 3
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rgb = (R << 11) | (G << 5) | B
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data[pos] = rgb >> 8
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pos += 1
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data[pos] = rgb & 255
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pos += 1
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elif config[CONF_TYPE] in ["BINARY", "TRANSPARENT_BINARY"]:
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width8 = ((width + 7) // 8) * 8
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data = [0 for _ in range((height * width8 // 8) * frames)]
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for frameIndex in range(frames):
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image.seek(frameIndex)
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frame = image.convert("1", dither=Image.NONE)
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if CONF_RESIZE in config:
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frame = frame.resize([width, height])
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for y in range(height):
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for x in range(width):
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if frame.getpixel((x, y)):
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continue
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pos = x + y * width8 + (height * width8 * frameIndex)
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data[pos // 8] |= 0x80 >> (pos % 8)
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rhs = [HexInt(x) for x in data]
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prog_arr = cg.progmem_array(config[CONF_RAW_DATA_ID], rhs)
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cg.new_Pvariable(
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config[CONF_ID],
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prog_arr,
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width,
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height,
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frames,
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espImage.IMAGE_TYPE[config[CONF_TYPE]],
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)
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