BUG: Handle IndirectObject in media boxes #4328

Job	Run time
pytest on windows	4m 53s
Check code style issues	13s
Build & verify package	12s
pytest on 3.7 (crypto-lib: cryptography)	3m 25s
pytest on 3.8 (crypto-lib: cryptography)	3m 33s
pytest on 3.9 (crypto-lib: cryptography)	3m 50s
pytest on 3.10 (crypto-lib: cryptography)	3m 49s
pytest on 3.11 (crypto-lib: cryptography)	3m 28s
pytest on 3.12 (crypto-lib: cryptography)	4m 52s
pytest on 3.7 (crypto-lib: pycryptodome)	3m 28s
pytest on 3.7 (crypto-lib: none)	3m 38s
Combine & check coverage.	25s
	35m 46s

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