ref: 3a833ea38f1231dd940eb129b0f1caccd370ff10
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