std::atomic<int64_t> metric_x264_output_frames_i{0};
std::atomic<int64_t> metric_x264_output_frames_p{0};
std::atomic<int64_t> metric_x264_output_frames_b{0};
std::atomic<int64_t> metric_x264_output_frames_i{0};
std::atomic<int64_t> metric_x264_output_frames_p{0};
std::atomic<int64_t> metric_x264_output_frames_b{0};