def get_tile(request,
image_id,
level,
column,
row,
tile_format,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
try:
tile_size = int(request.GET.get('tile_size'))
except TypeError:
tile_size = None
if tile_format != settings.DEEPZOOM_FORMAT:
return HttpResponseServerError(
"Format %s not supported by the server" % tile_format)
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
tile, image_format = rendering_engine.get_tile(int(level), int(column),
int(row),
fetch_original_file,
file_mimetype,
tile_size)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(
image_id, conn)
if rendering_engine:
tile, image_format = rendering_engine.get_tile(
int(level), int(column), int(row), fetch_original_file,
file_mimetype, tile_size)
else:
raise e
def get_image_mpp(request, image_id, fetch_original_file=False,
file_mimetype=None, conn=None, **kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
image_mpp = rendering_engine.get_openseadragon_config(fetch_original_file, file_mimetype)['mpp']
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(image_id, conn)
if rendering_engine:
image_mpp = rendering_engine.get_openseadragon_config(fetch_original_file, file_mimetype)['mpp']
else:
raise e
def get_image_dzi(request, image_id, fetch_original_file=False,
file_mimetype=None, conn=None, **kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
dzi_metadata = rendering_engine.get_dzi_description(fetch_original_file, file_mimetype)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(image_id, conn)
if rendering_engine:
dzi_metadata = rendering_engine.get_dzi_description(fetch_original_file, file_mimetype)
else:
raise e
def get_image_thumbnail(request, image_id, fetch_original_file=False,
file_mimetype=None, conn=None, **kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_thumbnails_rendering_engine(image_id, conn)
try:
thumbnail, image_format = rendering_engine.get_thumbnail(int(request.GET.get('size')),
fetch_original_file, file_mimetype)
except Exception, e:
rendering_engine = rf.get_secondary_thumbnail_rendering_engine(image_id, conn)
if rendering_engine:
thumbnail, image_format = rendering_engine.get_thumbnail(int(request.GET.get('size')),
fetch_original_file, file_mimetype)
else:
raise e
def get_tile(request, image_id, level, column, row, tile_format,
fetch_original_file=False, file_mimetype=None, conn=None, **kwargs):
if tile_format != settings.DEEPZOOM_FORMAT:
return HttpResponseServerError("Format %s not supported by the server" % tile_format)
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
tile, image_format = rendering_engine.get_tile(int(level), int(column), int(row),
fetch_original_file, file_mimetype)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(image_id, conn)
if rendering_engine:
tile, image_format = rendering_engine.get_tile(int(level), int(column), int(row),
fetch_original_file, file_mimetype)
else:
raise e
def get_slide_bounds(request,
image_id,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
slide_bounds = rendering_engine.get_slide_bounds(
fetch_original_file, file_mimetype)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(
image_id, conn)
if rendering_engine:
slide_bounds = rendering_engine.get_slide_bounds(
fetch_original_file, file_mimetype)
else:
raise e
def get_image_mpp(request,
image_id,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
image_mpp = rendering_engine.get_openseadragon_config(
fetch_original_file, file_mimetype)['mpp']
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(
image_id, conn)
if rendering_engine:
image_mpp = rendering_engine.get_openseadragon_config(
fetch_original_file, file_mimetype)['mpp']
else:
raise e
def get_image_thumbnail(request,
image_id,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_thumbnails_rendering_engine(
image_id, conn)
try:
thumbnail, image_format = rendering_engine.get_thumbnail(
int(request.GET.get('size')), fetch_original_file, file_mimetype)
except Exception, e:
rendering_engine = rf.get_secondary_thumbnails_rendering_engine(
image_id, conn)
if rendering_engine:
thumbnail, image_format = rendering_engine.get_thumbnail(
int(request.GET.get('size')), fetch_original_file,
file_mimetype)
else:
raise e
def get_image_dzi(request,
image_id,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
try:
tile_size = int(request.GET.get('tile_size'))
except TypeError:
tile_size = None
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
try:
dzi_metadata = rendering_engine.get_dzi_description(
fetch_original_file, file_mimetype, tile_size)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(
image_id, conn)
if rendering_engine:
dzi_metadata = rendering_engine.get_dzi_description(
fetch_original_file, file_mimetype, tile_size)
else:
raise e
def get_image_metadata(request,
image_id,
fetch_original_file=False,
file_mimetype=None,
conn=None,
**kwargs):
try:
tile_size = int(request.GET.get('tile_size'))
except TypeError:
tile_size = None
rf = RenderingEngineFactory()
rendering_engine = rf.get_primary_tiles_rendering_engine(image_id, conn)
resource_path = request.build_absolute_uri('%s_files/' % image_id)
try:
img_metadata = rendering_engine.get_image_description(
resource_path, fetch_original_file, file_mimetype, tile_size)
except Exception, e:
rendering_engine = rf.get_secondary_tiles_rendering_engine(
image_id, conn)
if rendering_engine:
img_metadata = rendering_engine.get_image_description(
resource_path, fetch_original_file, file_mimetype, tile_size)
else:
raise e
def check_image_path(request, image_id, conn=None, **kwargs):
rendering_engine = RenderingEngineFactory().get_tiles_rendering_engine(
image_id, conn)
return HttpResponse(rendering_engine._get_image_path())
