def mk_caption(config, pkgid, build=True):
"""
Create JPEG from gallery TIFF with photoid added as caption.
"""
work_dir = get_work_dir(config, build)
package = Package(config, pkgid, build)
pkg_dir = os.path.join(work_dir, pkgid)
gallery_tiff_directory = config.get('album', 'gallery_tiff_directory')
gallery_caption_directory = config.get('album',
'gallery_caption_directory')
source_dir = os.path.join(pkg_dir, gallery_tiff_directory)
target_dir = os.path.join(pkg_dir, gallery_caption_directory)
if not os.path.exists(pkg_dir):
logger.error("Invalid package directory: {}".format(pkg_dir))
sys.exit(1)
pathlib.Path(target_dir).mkdir(parents=True, exist_ok=True)
for photoid in package.keys():
source = os.path.join(source_dir, '{}.tif'.format(photoid))
target = os.path.join(target_dir, '{}.jpg'.format(photoid))
logger.info("Processing {}".format(source))
logger.debug("Target is {}".format(target))
caption = GalleryImage(config, source, target)
caption.captioned_jpeg(photoid)
def mk_gallery_jpeg(config, pkgid, build=True):
"""
Convert cropped TIFF images to JPEG with gallery size.
"""
work_dir = get_work_dir(config, build)
package = Package(config, pkgid, build)
pkg_dir = os.path.join(work_dir, pkgid)
gallery_tiff_dir = config.get('album', 'gallery_tiff_directory')
gallery_jpeg_dir = config.get('album', 'gallery_jpeg_directory')
gallery_thumb_dir = config.get('album', 'gallery_thumb_directory')
gallery_tiff_path = os.path.join(pkg_dir, gallery_tiff_dir)
gallery_jpeg_path = os.path.join(pkg_dir, gallery_jpeg_dir)
gallery_thumb_path = os.path.join(pkg_dir, gallery_thumb_dir)
if not os.path.exists(pkg_dir):
logger.error("Invalid package directory: {}".format(pkg_dir))
sys.exit(1)
# Create both directories as needed.
pathlib.Path(gallery_jpeg_path).mkdir(parents=True, exist_ok=True)
pathlib.Path(gallery_thumb_path).mkdir(parents=True, exist_ok=True)
for photoid in package.keys():
source_photo = os.path.join(gallery_tiff_path,
'{}.tif'.format(photoid))
gallery_jpeg_photo = os.path.join(gallery_jpeg_path,
'{}.jpg'.format(photoid))
gallery_thumb_photo = os.path.join(gallery_thumb_path,
'{}.jpg'.format(photoid))
im = Image.open(source_photo)
gallery_thumb_height = int(config.get('album', 'gallery_thumb_height'))
thumb_scale_factor = compute_scale_factor(gallery_thumb_height,
im.size)
# Normalize the TIFF image if necessary.
norm_img = GalleryImage(config, source_photo, source_photo)
norm_img.normalize_tiff()
jpeg_cmd = [
'convert', '{source}'.format(source=source_photo),
'{target}'.format(target=gallery_jpeg_photo)
]
thumb_cmd = [
'convert', '-resize', '{scale}%'.format(scale=thumb_scale_factor),
'{source}'.format(source=source_photo),
'{target}'.format(target=gallery_thumb_photo)
]
logger.debug("{}".format(jpeg_cmd))
logger.info("Creating gallery JPEG {}.jpg".format(photoid))
# XXX: Intentionally not handling exception if subprocess fails.
run = subprocess.run(jpeg_cmd, stdout=subprocess.PIPE, check=True)
logger.debug("{}".format(thumb_cmd))
logger.info(
"Creating gallery thumbnail JPEG {}.jpg with scaling {:3.2f}%".
format(photoid, thumb_scale_factor))
# XXX: Intentionally not handling exception if subprocess fails.
run = subprocess.run(thumb_cmd, stdout=subprocess.PIPE, check=True)
def mk_db_template(config, pkgid, build=True):
"""
Build a package database template. Update existing if it already exists.
Warning: The update mechanism is a one-shot update. It will do nothing if
the SQL is already current.
"""
work_dir = get_work_dir(config, build)
db_dir = config.get('album', 'database_directory')
tiff_src_dir = config.get('album', 'tiff_source_directory')
gallery_tiff_dir = config.get('album', 'gallery_tiff_directory')
package = Package(config, pkgid, build)
mapfile = os.path.join(work_dir, pkgid, tiff_src_dir, 'rename_map.txt')
map = read_alt_file_map(mapfile)
newpkg = collections.OrderedDict()
for photoid in sorted(package.keys()):
newpkg[map.get(photoid, photoid)] = {}
for photoid in sorted(newpkg.keys()):
photo = os.path.join(work_dir, pkgid, gallery_tiff_dir,
'{}.tif'.format(photoid))
logger.debug("Identifying photograph {}".format(photo))
if os.path.isfile(photo):
run = subprocess.run(['identify', photo],
stdout=subprocess.PIPE,
check=True)
match = re.search(r'\d+x\d+\+\d+\+\d+', run.stdout.decode("utf-8"))
if match:
crop = match.group()
logger.debug("Found crop marks: {}".format(crop))
newpkg[photoid]['crop'] = crop
env = Environment(loader=PackageLoader("photo_album",
package_path="templates"),
autoescape=select_autoescape(['sql']))
template_vars = {
"pkgid": pkgid,
"photographs": newpkg,
"package": newpkg,
}
sql_template = env.get_template('PKG-template.sql')
dbfile = os.path.join(db_dir, 'PKG-{}.sql'.format(pkgid))
if os.path.isfile(dbfile):
logger.warn("PKG-{}.sql exists. Performing update.".format(pkgid))
update(pkgid, newpkg, dbfile)
else:
logger.info("Writing package {}.sql".format(pkgid))
with open(dbfile, 'w') as f:
f.write(sql_template.render(template_vars))
def mk_gallery_tiff(config, pkgid, build=True):
"""
Convert TIFF images to gallery size.
"""
work_dir = get_work_dir(config, build)
package = Package(config, pkgid, build)
pkg_dir = os.path.join(work_dir, pkgid)
tiff_source_dir = config.get('album', 'tiff_source_directory')
gallery_tiff_dir = config.get('album', 'gallery_tiff_directory')
source_dir = os.path.join(pkg_dir, tiff_source_dir)
gallery_dir = os.path.join(pkg_dir, gallery_tiff_dir)
if not os.path.exists(pkg_dir):
logger.error("Invalid package directory: {}".format(pkg_dir))
sys.exit(1)
pathlib.Path(gallery_dir).mkdir(parents=True, exist_ok=True)
for photoid in package.keys():
source_photo = os.path.join(source_dir, '{}.tif'.format(photoid))
target_photo = os.path.join(gallery_dir, '{}.tif'.format(photoid))
# Necessary for large format photographs.
Image.MAX_IMAGE_PIXELS = int(1024 * 1024 * 1024)
im = Image.open(source_photo)
crop = get_crop(package, photoid)
scale_factor = None
if crop:
# Crop marks recorded from previous processing.
logger.debug(
"Crop marks already recorded. Checking for proper scaling.")
gallery_height = int(config.get('album', 'gallery_height'))
gallery_width = gallery_height # Yes, we are committing to square.
if crop[0] != gallery_height:
logger.warn("Scaling not correct. Rescaling and cropping...")
scale_factor = compute_scale_factor(
config, (int(crop[0]), int(crop[1], )))
logger.debug(
"Computed new scale factor {:3.2f}".format(scale_factor))
new_crop = (
gallery_width,
gallery_height,
int((crop[2] * scale_factor) / 100),
int((crop[3] * scale_factor) / 100),
)
new_crop_str = "{}x{}+{}+{}".format(*new_crop)
set_crop(package, photoid, new_crop_str)
if scale_factor is None:
# Crop marks not previously recorded.
scale_factor = compute_scale_factor(config, im.size)
logger.debug("({}x{}) [{}] {}".format(im.size[0], im.size[1],
scale_factor, photoid))
resize_cmd = [
'convert', '-resize', '{scale}%'.format(scale=scale_factor),
'{source}'.format(source=source_photo),
'{target}'.format(target=target_photo)
]
if os.path.exists(target_photo):
logger.info(
"Target photograph exists. Skipping: {}".format(target_photo))
else:
logger.info(
"Creating gallery TIFF {}.tif with scaling {:3.2f}%".format(
photoid, scale_factor))
run = subprocess.run(resize_cmd,
stdout=subprocess.PIPE,
check=True)
# Resize complete. Crop if previously recorded.
if crop:
logger.warn("Scaling as expected. Cropping...")
crop_str = "{}x{}+{}+{}".format(*crop)
crop_cmd = [
'convert', '-crop', '{}'.format(crop_str),
'{source}'.format(source=target_photo),
'{target}'.format(target=target_photo)
]
logger.debug(crop_cmd)
# XXX: Intentionally not handling exception if subprocess
# fails.
run = subprocess.run(crop_cmd, stdout=subprocess.PIPE, check=True)