es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_CODEC_I420 );
p_dec->fmt_out.video.i_width = 100;
p_dec->fmt_out.video.i_height = 100;
es_format_Init( &p_dec->fmt_out, VIDEO_ES, VLC_CODEC_I420 );
p_dec->fmt_out.video.i_width = 100;
p_dec->fmt_out.video.i_height = 100;