"video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:pixel_aspect=%d/%d",
frame->width, frame->height, frame->format,
is->video_st->time_base.num, is->video_st->time_base.den,
"video_size=%dx%d:pix_fmt=%d:time_base=%d/%d:pixel_aspect=%d/%d",
frame->width, frame->height, frame->format,
is->video_st->time_base.num, is->video_st->time_base.den,