libavcodec/h264_slice.c@ff_h264_decode_slice_header;
libavcodec/h264_slice.c@ff_h264_update_thread_context;
libavcodec/h264.c@ff_h264_decode_init;
libavcodec/h264.h@H264Context;
libavcodec/h264.c@ff_h264_set_parameter_from_sps;
