Input and output structures to decoder's functions are now zero
initialized. This way any new additional members in these structures
will be initialized correctly.
Bug: oss-fuzz:49322
Bug: 175179303
Test: avc_dec_fuzzer with memory sanitizer
Change-Id: Ic89625aaaededdef107c34bf8bdc793824b96f85
Add support to configure architecture
Limit number of decode calls to 100
Avoid zero size allocations
Bug: 141574514
Test: ./avc_dec_fuzzer
Change-Id: I3a449a795e1d849424dafb00142d861988e5a0e4