Домой Классы Статические функции Перечисления (ENUM) Записи (RECORD)

{Jpeg||Jpg|_format|_load_save}



CLASS {Jpeg||Jpg|_format|_load_save}
, UNTESTED :






IMPORT : 
{Bitmap}
, 
{AL4_drawing}
, 
{Stream}
, 
{File_stream}
 .




-------------------------------------------------------------------- 'load'

     





ENUMERATION {reduce_size|_of_jpeg_while_load} : 

        'FULL|_SIZE'
 ,

        'HALF|_SIZE'
 ,

        'QUAR|TER|_SIZE'
 ,

        'EIGH|TH_SIZE'
 .












FUNCTION 
From_file

(

     STR 
Path|_of_file
, 

     {reduce_size} 
Option|_reduce
)
 ==> {Bitmap} 
 , NEW












FUNCTION 
From_stream

(

     {Stream} 
S|ource_stream
, 

     {reduce_size} 
Option|_reduce
)
 ==> {Bitmap} 
 , NEW












FUNCTION 
Can_load

 ==> BOOL 












FUNCTION 
Can_save

 ==> BOOL 








-------------------------------------------------------------------- 'save'

  







FUNCTION 
To_file|_save

(

     {Bitmap} 
B|itmap_to_save
, 

     STR 
Path|_of_file
, 

     INT 
Quality|_of_compression_10_to_100
)
 ==> BOOL 












FUNCTION 
To_stream

(

     {Bitmap} 
B|itmap_to_save
, 

     {Stream} 
S|tream_destination
, 

     INT 
Quality|_of_compression_10_to_100
)
 ==> BOOL 







END