ref: a31effca751ebeba4ae37646135e47267f2e08ab
dir: /vpx/exports_enc/
text vpx_codec_enc_config_default text vpx_codec_enc_config_set text vpx_codec_enc_init_ver text vpx_codec_encode text vpx_codec_get_cx_data text vpx_codec_get_global_headers text vpx_codec_get_preview_frame text vpx_codec_set_cx_data_buf