remove raw rtp input
Former-commit-id: 887c9f09f0f2e557506c3882bd8788e3833dffca [formerly aec82c41f6f35dfba62dbc88eb440d8e46cf9536] [formerly d14350caeee6c06bf3516ff9bb49ac1b2f51bac5 [formerly f950d1066ff03696e07c6d5958dae02c17112df3]] Former-commit-id: b422cfffcf42c112ff7902858b98ed74c8d5ea08 [formerly e7d26aa0135459850903cc35f4232fcae60b2aba] Former-commit-id: 249f649ad6f71c20628f82f75e673b854e8657bb