_player_video_connection = _player->Video.connect (bind (&DCPEncoder::video, this, _1, _2));
_player_audio_connection = _player->Audio.connect (bind (&DCPEncoder::audio, this, _1, _2));
_player_text_connection = _player->Text.connect (bind (&DCPEncoder::text, this, _1, _2, _3, _4));
_player_video_connection = _player->Video.connect (bind (&DCPEncoder::video, this, _1, _2));
_player_audio_connection = _player->Audio.connect (bind (&DCPEncoder::audio, this, _1, _2));
_player_text_connection = _player->Text.connect (bind (&DCPEncoder::text, this, _1, _2, _3, _4));