pylint work on openjp2 module, #71
This commit is contained in:
John Evans
parent
b317678230
commit
73cdb5d586
1 changed files with 60 additions and 63 deletions
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@ -121,19 +121,15 @@ import warnings
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import sys
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if sys.hexversion <= 0x03000000:
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from ConfigParser import SafeConfigParser as ConfigParser
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from ConfigParser import NoOptionError
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else:
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from configparser import ConfigParser
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from configparser import NoOptionError
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OPENJP2, OPENJPEG = config()
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if OPENJP2 is None and OPENJPEG is None:
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msg = "Neither the glymur configuration file could not be located "
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msg += "nor could openjpeg 1.5.1 be located. Glymur can only "
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msg += "operate under extremely degraded conditions."
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warnings.warn(msg, UserWarning)
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import numpy as np
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wmsg = "Neither the glymur configuration file could not be located "
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wmsg += "nor could openjpeg 1.5.1 be located. Glymur can only "
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wmsg += "operate under extremely degraded conditions."
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warnings.warn(wmsg, UserWarning)
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# Progression order
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LRCP = 0
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@ -668,50 +664,50 @@ if OPENJP2 is not None:
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OPENJP2.opj_create_decompress.argtypes = [codec_format_t]
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OPENJP2.opj_create_decompress.restype = codec_t_p
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argtypes = [codec_t_p, stream_t_p, ctypes.POINTER(image_t)]
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OPENJP2.opj_decode.argtypes = argtypes
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ARGTYPES = [codec_t_p, stream_t_p, ctypes.POINTER(image_t)]
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OPENJP2.opj_decode.argtypes = ARGTYPES
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argtypes = [codec_t_p, ctypes.c_uint32,
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ARGTYPES = [codec_t_p, ctypes.c_uint32,
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ctypes.POINTER(ctypes.c_uint8),
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ctypes.c_uint32,
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stream_t_p]
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OPENJP2.opj_decode_tile_data.argtypes = argtypes
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OPENJP2.opj_decode_tile_data.argtypes = ARGTYPES
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argtypes = [ctypes.POINTER(ctypes.POINTER(codestream_info_v2_t))]
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OPENJP2.opj_destroy_cstr_info.argtypes = argtypes
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ARGTYPES = [ctypes.POINTER(ctypes.POINTER(codestream_info_v2_t))]
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OPENJP2.opj_destroy_cstr_info.argtypes = ARGTYPES
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OPENJP2.opj_destroy_cstr_info.restype = ctypes.c_void_p
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argtypes = [codec_t_p, stream_t_p]
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OPENJP2.opj_encode.argtypes = argtypes
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ARGTYPES = [codec_t_p, stream_t_p]
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OPENJP2.opj_encode.argtypes = ARGTYPES
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OPENJP2.opj_get_cstr_info.argtypes = [codec_t_p]
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OPENJP2.opj_get_cstr_info.restype = ctypes.POINTER(codestream_info_v2_t)
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argtypes = [codec_t_p,
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ARGTYPES = [codec_t_p,
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stream_t_p,
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ctypes.POINTER(image_t),
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ctypes.c_uint32]
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OPENJP2.opj_get_decoded_tile.argtypes = argtypes
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OPENJP2.opj_get_decoded_tile.argtypes = ARGTYPES
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argtypes = [ctypes.c_uint32,
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ARGTYPES = [ctypes.c_uint32,
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ctypes.POINTER(image_comptparm_t),
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color_space_t]
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OPENJP2.opj_image_create.argtypes = argtypes
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OPENJP2.opj_image_create.argtypes = ARGTYPES
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OPENJP2.opj_image_create.restype = ctypes.POINTER(image_t)
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argtypes = [ctypes.c_uint32,
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ARGTYPES = [ctypes.c_uint32,
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ctypes.POINTER(image_comptparm_t),
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color_space_t]
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OPENJP2.opj_image_tile_create.argtypes = argtypes
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OPENJP2.opj_image_tile_create.argtypes = ARGTYPES
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OPENJP2.opj_image_tile_create.restype = ctypes.POINTER(image_t)
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OPENJP2.opj_image_destroy.argtypes = [ctypes.POINTER(image_t)]
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argtypes = [stream_t_p, codec_t_p,
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ARGTYPES = [stream_t_p, codec_t_p,
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ctypes.POINTER(ctypes.POINTER(image_t))]
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OPENJP2.opj_read_header.argtypes = argtypes
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OPENJP2.opj_read_header.argtypes = ARGTYPES
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argtypes = [codec_t_p,
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ARGTYPES = [codec_t_p,
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stream_t_p,
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ctypes.POINTER(ctypes.c_uint32),
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ctypes.POINTER(ctypes.c_uint32),
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@ -721,37 +717,37 @@ if OPENJP2 is not None:
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ctypes.POINTER(ctypes.c_int32),
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ctypes.POINTER(ctypes.c_uint32),
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ctypes.POINTER(bool_t)]
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OPENJP2.opj_read_tile_header.argtypes = argtypes
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OPENJP2.opj_read_tile_header.argtypes = ARGTYPES
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argtypes = [codec_t_p, ctypes.POINTER(image_t), ctypes.c_int32,
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ARGTYPES = [codec_t_p, ctypes.POINTER(image_t), ctypes.c_int32,
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ctypes.c_int32, ctypes.c_int32, ctypes.c_int32]
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OPENJP2.opj_set_decode_area.argtypes = argtypes
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OPENJP2.opj_set_decode_area.argtypes = ARGTYPES
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argtypes = [ctypes.POINTER(cparameters_t)]
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OPENJP2.opj_set_default_encoder_parameters.argtypes = argtypes
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ARGTYPES = [ctypes.POINTER(cparameters_t)]
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OPENJP2.opj_set_default_encoder_parameters.argtypes = ARGTYPES
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argtypes = [ctypes.POINTER(dparameters_t)]
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OPENJP2.opj_set_default_decoder_parameters.argtypes = argtypes
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ARGTYPES = [ctypes.POINTER(dparameters_t)]
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OPENJP2.opj_set_default_decoder_parameters.argtypes = ARGTYPES
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argtypes = [codec_t_p, ctypes.c_void_p, ctypes.c_void_p]
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OPENJP2.opj_set_error_handler.argtypes = argtypes
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OPENJP2.opj_set_info_handler.argtypes = argtypes
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OPENJP2.opj_set_warning_handler.argtypes = argtypes
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ARGTYPES = [codec_t_p, ctypes.c_void_p, ctypes.c_void_p]
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OPENJP2.opj_set_error_handler.argtypes = ARGTYPES
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OPENJP2.opj_set_info_handler.argtypes = ARGTYPES
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OPENJP2.opj_set_warning_handler.argtypes = ARGTYPES
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argtypes = [codec_t_p, ctypes.POINTER(dparameters_t)]
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OPENJP2.opj_setup_decoder.argtypes = argtypes
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ARGTYPES = [codec_t_p, ctypes.POINTER(dparameters_t)]
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OPENJP2.opj_setup_decoder.argtypes = ARGTYPES
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argtypes = [codec_t_p,
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ARGTYPES = [codec_t_p,
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ctypes.POINTER(cparameters_t),
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ctypes.POINTER(image_t)]
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OPENJP2.opj_setup_encoder.argtypes = argtypes
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OPENJP2.opj_setup_encoder.argtypes = ARGTYPES
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argtypes = [ctypes.c_char_p, ctypes.c_int32]
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OPENJP2.opj_stream_create_default_file_stream_v3.argtypes = argtypes
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ARGTYPES = [ctypes.c_char_p, ctypes.c_int32]
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OPENJP2.opj_stream_create_default_file_stream_v3.argtypes = ARGTYPES
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OPENJP2.opj_stream_create_default_file_stream_v3.restype = stream_t_p
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argtypes = [codec_t_p, ctypes.POINTER(image_t), stream_t_p]
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OPENJP2.opj_start_compress.argtypes = argtypes
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ARGTYPES = [codec_t_p, ctypes.POINTER(image_t), stream_t_p]
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OPENJP2.opj_start_compress.argtypes = ARGTYPES
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OPENJP2.opj_end_compress.argtypes = [codec_t_p, stream_t_p]
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OPENJP2.opj_end_decompress.argtypes = [codec_t_p, stream_t_p]
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@ -759,12 +755,12 @@ if OPENJP2 is not None:
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OPENJP2.opj_stream_destroy_v3.argtypes = [stream_t_p]
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OPENJP2.opj_destroy_codec.argtypes = [codec_t_p]
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argtypes = [codec_t_p,
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ARGTYPES = [codec_t_p,
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ctypes.c_uint32,
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ctypes.POINTER(ctypes.c_uint8),
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ctypes.c_uint32,
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stream_t_p]
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OPENJP2.opj_write_tile.argtypes = argtypes
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OPENJP2.opj_write_tile.argtypes = ARGTYPES
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def check_error(status):
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@ -786,7 +782,7 @@ def check_error(status):
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# These library functions all return an error status. Circumvent that and
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# force # them to raise an exception.
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fcns = ['opj_decode', 'opj_decode_tile_data', 'opj_end_compress',
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FCNS = ['opj_decode', 'opj_decode_tile_data', 'opj_end_compress',
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'opj_encode', 'opj_end_decompress', 'opj_get_decoded_tile',
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'opj_read_header', 'opj_read_tile_header', 'opj_set_decode_area',
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'opj_set_error_handler', 'opj_set_info_handler',
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@ -794,7 +790,7 @@ fcns = ['opj_decode', 'opj_decode_tile_data', 'opj_end_compress',
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'opj_setup_decoder', 'opj_setup_encoder', 'opj_start_compress',
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'opj_write_tile']
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if OPENJP2 is not None:
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for fcn in fcns:
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for fcn in FCNS:
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setattr(getattr(OPENJP2, fcn), 'restype', check_error)
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@ -1137,29 +1133,29 @@ def read_tile_header(codec, stream):
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"""
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tile_index = ctypes.c_uint32()
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data_size = ctypes.c_uint32()
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x0 = ctypes.c_int32()
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y0 = ctypes.c_int32()
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x1 = ctypes.c_int32()
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y1 = ctypes.c_int32()
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col0 = ctypes.c_int32()
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row0 = ctypes.c_int32()
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col1 = ctypes.c_int32()
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row1 = ctypes.c_int32()
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ncomps = ctypes.c_uint32()
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go_on = bool_t()
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OPENJP2.opj_read_tile_header(codec,
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stream,
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ctypes.byref(tile_index),
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ctypes.byref(data_size),
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ctypes.byref(x0),
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ctypes.byref(y0),
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ctypes.byref(x1),
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ctypes.byref(y1),
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ctypes.byref(col0),
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ctypes.byref(row0),
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ctypes.byref(col1),
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ctypes.byref(row1),
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ctypes.byref(ncomps),
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ctypes.byref(go_on))
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go_on = bool(go_on.value)
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return (tile_index.value,
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data_size.value,
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x0.value,
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y0.value,
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x1.value,
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y1.value,
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col0.value,
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row0.value,
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col1.value,
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row1.value,
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ncomps.value,
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go_on)
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@ -1391,9 +1387,10 @@ def stream_create_default_file_stream_v3(fname, a_read_stream):
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stream : stream_t
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An OpenJPEG file stream.
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"""
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tf = 1 if a_read_stream else 0
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fn = ctypes.c_char_p(fname.encode())
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stream = OPENJP2.opj_stream_create_default_file_stream_v3(fn, tf)
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read_stream = 1 if a_read_stream else 0
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file_argument = ctypes.c_char_p(fname.encode())
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stream = OPENJP2.opj_stream_create_default_file_stream_v3(file_argument,
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read_stream)
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return stream
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