@ -27,54 +27,64 @@ CV_FILE_NAME = "./complex.mindrecord"
def test_cv_minddataset_reader_multi_image_and_ndarray_tutorial ( ) :
writer = FileWriter ( CV_FILE_NAME , FILES_NUM )
cv_schema_json = { " id " : { " type " : " int32 " } ,
" image_0 " : { " type " : " bytes " } ,
" image_2 " : { " type " : " bytes " } ,
" image_3 " : { " type " : " bytes " } ,
" image_4 " : { " type " : " bytes " } ,
" input_mask " : { " type " : " int32 " , " shape " : [ - 1 ] } ,
" segments " : { " type " : " float32 " , " shape " : [ 2 , 3 ] } }
writer . add_schema ( cv_schema_json , " two_images_schema " )
with open ( " ../data/mindrecord/testImageNetData/images/image_00010.jpg " , " rb " ) as file_reader :
img_data = file_reader . read ( )
ndarray_1 = np . array ( [ 1 , 2 , 3 , 4 , 5 ] , np . int32 )
ndarray_2 = np . array ( ( [ 2 , 3 , 1 ] , [ 7 , 9 , 0 ] ) , np . float32 )
data = [ ]
for i in range ( 5 ) :
item = { " id " : i , " image_0 " : img_data , " image_2 " : img_data , " image_3 " : img_data , " image_4 " : img_data ,
" input_mask " : ndarray_1 , " segments " : ndarray_2 }
data . append ( item )
writer . write_raw_data ( data )
writer . commit ( )
assert os . path . exists ( CV_FILE_NAME )
assert os . path . exists ( CV_FILE_NAME + " .db " )
try :
writer = FileWriter ( CV_FILE_NAME , FILES_NUM )
cv_schema_json = { " id " : { " type " : " int32 " } ,
" image_0 " : { " type " : " bytes " } ,
" image_2 " : { " type " : " bytes " } ,
" image_3 " : { " type " : " bytes " } ,
" image_4 " : { " type " : " bytes " } ,
" input_mask " : { " type " : " int32 " , " shape " : [ - 1 ] } ,
" segments " : { " type " : " float32 " , " shape " : [ 2 , 3 ] } }
writer . add_schema ( cv_schema_json , " two_images_schema " )
with open ( " ../data/mindrecord/testImageNetData/images/image_00010.jpg " , " rb " ) as file_reader :
img_data = file_reader . read ( )
ndarray_1 = np . array ( [ 1 , 2 , 3 , 4 , 5 ] , np . int32 )
ndarray_2 = np . array ( ( [ 2 , 3 , 1 ] , [ 7 , 9 , 0 ] ) , np . float32 )
data = [ ]
for i in range ( 5 ) :
item = { " id " : i , " image_0 " : img_data , " image_2 " : img_data , " image_3 " : img_data , " image_4 " : img_data ,
" input_mask " : ndarray_1 , " segments " : ndarray_2 }
data . append ( item )
writer . write_raw_data ( data )
writer . commit ( )
assert os . path . exists ( CV_FILE_NAME )
assert os . path . exists ( CV_FILE_NAME + " .db " )
# tutorial for minderdataset.
columns_list = [ " id " , " image_0 " , " image_2 " , " image_3 " , " image_4 " , " input_mask " , " segments " ]
num_readers = 1
data_set = ds . MindDataset ( CV_FILE_NAME , columns_list , num_readers )
assert data_set . get_dataset_size ( ) == 5
num_iter = 0
for item in data_set . create_dict_iterator ( ) :
assert len ( item ) == 7
logger . info ( " item: {} " . format ( item ) )
assert item [ " image_0 " ] . dtype == np . uint8
assert ( item [ " image_0 " ] == item [ " image_2 " ] ) . all ( )
assert ( item [ " image_3 " ] == item [ " image_4 " ] ) . all ( )
assert ( item [ " image_0 " ] == item [ " image_4 " ] ) . all ( )
assert item [ " image_2 " ] . dtype == np . uint8
assert item [ " image_3 " ] . dtype == np . uint8
assert item [ " image_4 " ] . dtype == np . uint8
assert item [ " id " ] . dtype == np . int32
assert item [ " input_mask " ] . shape == ( 5 , )
assert item [ " input_mask " ] . dtype == np . int32
assert item [ " segments " ] . shape == ( 2 , 3 )
assert item [ " segments " ] . dtype == np . float32
num_iter + = 1
assert num_iter == 5
# tutorial for minderdataset.
columns_list = [ " id " , " image_0 " , " image_2 " , " image_3 " , " image_4 " , " input_mask " , " segments " ]
num_readers = 1
data_set = ds . MindDataset ( CV_FILE_NAME , columns_list , num_readers )
assert data_set . get_dataset_size ( ) == 5
num_iter = 0
for item in data_set . create_dict_iterator ( ) :
assert len ( item ) == 7
logger . info ( " item: {} " . format ( item ) )
assert item [ " image_0 " ] . dtype == np . uint8
assert ( item [ " image_0 " ] == item [ " image_2 " ] ) . all ( )
assert ( item [ " image_3 " ] == item [ " image_4 " ] ) . all ( )
assert ( item [ " image_0 " ] == item [ " image_4 " ] ) . all ( )
assert item [ " image_2 " ] . dtype == np . uint8
assert item [ " image_3 " ] . dtype == np . uint8
assert item [ " image_4 " ] . dtype == np . uint8
assert item [ " id " ] . dtype == np . int32
assert item [ " input_mask " ] . shape == ( 5 , )
assert item [ " input_mask " ] . dtype == np . int32
assert item [ " segments " ] . shape == ( 2 , 3 )
assert item [ " segments " ] . dtype == np . float32
num_iter + = 1
assert num_iter == 5
except Exception as error :
if os . path . exists ( " {} " . format ( CV_FILE_NAME + " .db " ) ) :
os . remove ( CV_FILE_NAME + " .db " )
if os . path . exists ( " {} " . format ( CV_FILE_NAME ) ) :
os . remove ( CV_FILE_NAME )
raise error
else :
if os . path . exists ( " {} " . format ( CV_FILE_NAME + " .db " ) ) :
os . remove ( CV_FILE_NAME + " .db " )
if os . path . exists ( " {} " . format ( CV_FILE_NAME ) ) :
os . remove ( CV_FILE_NAME )
if os . path . exists ( " {} " . format ( CV_FILE_NAME + " .db " ) ) :
os . remove ( CV_FILE_NAME + " .db " )
if os . path . exists ( " {} " . format ( CV_FILE_NAME ) ) :
os . remove ( CV_FILE_NAME )
if __name__ == ' __main__ ' :
test_cv_minddataset_reader_multi_image_and_ndarray_tutorial ( )