[Linux] parser un document pdf

[Bernard Schoenacker]

bonjour,

je souhaiterai pouvoir extraire le texte d'un document PDF 
et avec les outils classique je n'obtiens que des "injures" 

voici le lien:
https://www.alibabacloud.com/Handbook_of_COVID_19_Prevention_en_Mobile.pdf


pdftotext Handbook_of_COVID_19_Prevention_en_Mobile.pdf

Syntax Warning: May not be a PDF file (continuing anyway)
Syntax Error (12): Illegal character <21> in hex string
Syntax Error (14): Illegal character <4f> in hex string
Syntax Error (16): Illegal character <54> in hex string
Syntax Error (17): Illegal character <59> in hex string
Syntax Error (18): Illegal character <50> in hex string
Syntax Error (21): Illegal character <68> in hex string
Syntax Error (22): Illegal character <74> in hex string
Syntax Error (23): Illegal character <6d> in hex string
Syntax Error (24): Illegal character <6c> in hex string
Syntax Error (28): Illegal character <68> in hex string
Syntax Error (29): Illegal character <74> in hex string
Syntax Error (30): Illegal character <6d> in hex string
Syntax Error (31): Illegal character <6c> in hex string
Syntax Error (34): Illegal character <69> in hex string
Syntax Error (35): Illegal character <72> in hex string
Syntax Error (36): Illegal character <3d> in hex string
Syntax Error (37): Illegal character <22> in hex string
Syntax Error (38): Illegal character <6c> in hex string
Syntax Error (39): Illegal character <74> in hex string
Syntax Error (40): Illegal character <72> in hex string
Syntax Error (41): Illegal character <22> in hex string
Syntax Error (43): Illegal character <6d> in hex string
Syntax Error (44): Illegal character <6f> in hex string
Syntax Error (45): Illegal character <7a> in hex string
Syntax Error (47): Illegal character <69> in hex string
Syntax Error (48): Illegal character <73> in hex string
Syntax Error (50): Illegal character <6c> in hex string
Syntax Error (51): Illegal character <6c> in hex string
Syntax Error (52): Illegal character <6f> in hex string
Syntax Error (53): Illegal character <77> in hex string
Syntax Error (54): Illegal character <73> in hex string
Syntax Error (56): Illegal character <6c> in hex string
Syntax Error (59): Illegal character <74> in hex string
Syntax Error (60): Illegal character <69> in hex string
Syntax Error (61): Illegal character <6f> in hex string
Syntax Error (62): Illegal character <6e> in hex string
Syntax Error (63): Illegal character <70> in hex string
Syntax Error (64): Illegal character <72> in hex string
Syntax Error (65): Illegal character <69> in hex string
Syntax Error (66): Illegal character <6e> in hex string
Syntax Error (67): Illegal character <74> in hex string
Syntax Error (73): Illegal character <68> in hex string
Syntax Error (84): Illegal character <6d> in hex string
Syntax Error (86): Illegal character <74> in hex string
Syntax Error (90): Illegal character <68> in hex string
Syntax Error (92): Illegal character <72> in hex string
Syntax Error (93): Illegal character <73> in hex string
Syntax Error (95): Illegal character <74> in hex string
Syntax Error (96): Illegal character <3d> in hex string
Syntax Error (97): Illegal character <22> in hex string
Syntax Error (98): Illegal character <75> in hex string
Syntax Error (99): Illegal character <74> in hex string
Syntax Error (101): Illegal character <2d> in hex string
Syntax Error (103): Illegal character <22> in hex string
Syntax Error (105): Illegal character <2f> in hex string
Syntax Error (113): Illegal character <6d> in hex string
Syntax Error (115): Illegal character <74> in hex string
Syntax Error (118): Illegal character <6e> in hex string
Syntax Error (120): Illegal character <6d> in hex string
Syntax Error (122): Illegal character <3d> in hex string
Syntax Error (123): Illegal character <22> in hex string
Syntax Error (124): Illegal character <73> in hex string
Syntax Error (125): Illegal character <70> in hex string
Syntax Error (126): Illegal character <6d> in hex string
Syntax Error (127): Illegal character <2d> in hex string
Syntax Error (128): Illegal character <69> in hex string
Syntax Error (130): Illegal character <22> in hex string
Syntax Error (133): Illegal character <6f> in hex string
Syntax Error (134): Illegal character <6e> in hex string
Syntax Error (135): Illegal character <74> in hex string
Syntax Error (137): Illegal character <6e> in hex string
Syntax Error (138): Illegal character <74> in hex string
Syntax Error (139): Illegal character <3d> in hex string
Syntax Error (140): Illegal character <22> in hex string
Syntax Error (145): Illegal character <69> in hex string
Syntax Error (146): Illegal character <22> in hex string
Syntax Error (154): Illegal character <6d> in hex string
Syntax Error (156): Illegal character <74> in hex string
Syntax Error (159): Illegal character <68> in hex string
Syntax Error (160): Illegal character <74> in hex string
Syntax Error (161): Illegal character <74> in hex string
Syntax Error (162): Illegal character <70> in hex string
Syntax Error (163): Illegal character <2d> in hex string
Syntax Error (165): Illegal character <71> in hex string
Syntax Error (166): Illegal character <75> in hex string
Syntax Error (167): Illegal character <69> in hex string
Syntax Error (168): Illegal character <76> in hex string
Syntax Error (169): Illegal character <3d> in hex string
Syntax Error (170): Illegal character <22> in hex string
Syntax Error (171): Illegal character <58> in hex string
Syntax Error (172): Illegal character <2d> in hex string
Syntax Error (173): Illegal character <55> in hex string
Syntax Error (175): Illegal character <2d> in hex string
Syntax Error (177): Illegal character <6f> in hex string
Syntax Error (178): Illegal character <6d> in hex string
Syntax Error (179): Illegal character <70> in hex string
Syntax Error (181): Illegal character <74> in hex string
Syntax Error (182): Illegal character <69> in hex string
Syntax Error (184): Illegal character <6c> in hex string
Syntax Error (186): Illegal character <22> in hex string
Syntax Error (189): Illegal character <6f> in hex string
Syntax Error (190): Illegal character <6e> in hex string
Syntax Error (191): Illegal character <74> in hex string
Syntax Error (193): Illegal character <6e> in hex string
Syntax Error (194): Illegal character <74> in hex string
Syntax Error (195): Illegal character <3d> in hex string
Syntax Error (196): Illegal character <22> in hex string
Syntax Error (197): Illegal character <49> in hex string
Syntax Error (199): Illegal character <3d> in hex string
Syntax Error (202): Illegal character <67> in hex string
Syntax Error (204): Illegal character <2c> in hex string
Syntax Error (206): Illegal character <68> in hex string
Syntax Error (207): Illegal character <72> in hex string
Syntax Error (208): Illegal character <6f> in hex string
Syntax Error (209): Illegal character <6d> in hex string
Syntax Error (211): Illegal character <3d> in hex string
Syntax Error (213): Illegal character <22> in hex string
Syntax Error (215): Illegal character <2f> in hex string
Syntax Error: Couldn't find trailer dictionary
Syntax Error: Couldn't find trailer dictionary
Syntax Error: Couldn't read xref table


l'objectif est d'en faire un document POT (po4a)

merci pour votre aimable attention

bien à vous
bernard