ffmpeg: move media codecs config & seccomp policy to device

* 71ac744017

seccomp_policy/android.hardware.media.c2-ffmpeg.policy

@@ -0,0 +1,57 @@
+# device specific syscalls
+clock_gettime: 1
+clone: 1
+close: 1
+dup: 1
+eventfd2: 1
+exit_group: 1
+exit: 1
+faccessat: 1
+fstat: 1
+fstatfs: 1
+ftruncate: 1
+futex: 1
+getdents64: 1
+getegid: 1
+geteuid: 1
+getgid: 1
+getgroups: 1
+getpid: 1
+getrandom: 1
+getrlimit: 1
+gettid: 1
+gettimeofday: 1
+getuid: 1
+ioctl: 1
+lseek: 1
+madvise: 1
+memfd_create: 1
+mmap: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE
+mprotect: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE
+mremap: arg3 == 3 || arg3 == MREMAP_MAYMOVE
+munmap: 1
+nanosleep: 1
+newfstatat: 1
+openat: 1
+pipe2: 1
+ppoll: 1
+prctl: 1
+pread64: 1
+process_vm_readv: 1
+read: 1
+readlinkat: 1
+recvmsg: 1
+restart_syscall: 1
+rt_sigaction: 1
+rt_sigprocmask: 1
+rt_sigreturn: 1
+rt_tgsigqueueinfo: 1
+sched_getaffinity: 1
+sched_yield: 1
+set_tid_address: 1
+setpriority: 1
+sigaltstack: 1
+sysinfo: 1
+tgkill: 1
+write: 1
+writev: 1