BASE64_DEC_STEP    89 libavutil/base64.c         BASE64_DEC_STEP(0);
BASE64_DEC_STEP    90 libavutil/base64.c         BASE64_DEC_STEP(1);
BASE64_DEC_STEP    91 libavutil/base64.c         BASE64_DEC_STEP(2);
BASE64_DEC_STEP    92 libavutil/base64.c         BASE64_DEC_STEP(3);
BASE64_DEC_STEP   100 libavutil/base64.c         BASE64_DEC_STEP(0);
BASE64_DEC_STEP   101 libavutil/base64.c         BASE64_DEC_STEP(1);
BASE64_DEC_STEP   102 libavutil/base64.c         BASE64_DEC_STEP(2);
BASE64_DEC_STEP   103 libavutil/base64.c         BASE64_DEC_STEP(3);
BASE64_DEC_STEP   112 libavutil/base64.c         BASE64_DEC_STEP(0);
BASE64_DEC_STEP   114 libavutil/base64.c         BASE64_DEC_STEP(0);
BASE64_DEC_STEP   116 libavutil/base64.c         BASE64_DEC_STEP(0);
BASE64_DEC_STEP   118 libavutil/base64.c         BASE64_DEC_STEP(0);