1 #pragma once 2 3 // swresample typedefs and macros 4 5 // typedefs 6 typedef AVAudioResampleContext SwrContext; 7 8 // Function compatibility 9 #define swr_alloc avresample_alloc_context 10 #define swr_init avresample_open 11 #define swr_free avresample_free 12 #define swr_convert_frame avresample_convert_frame 13