React_ffprobe 제공 정보(ffmpeg 메소드)

*ffprobe란?) ffmpeg 라이브러리에서 제공하는 메소드

 

{ streams:
[0]    [ { index: 0,
[0]        codec_name: 'h264',
[0]        codec_long_name: 'H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10',
[0]        profile: 'High',
[0]        codec_type: 'video',
[0]        codec_time_base: '1001/60000',
[0]        codec_tag_string: 'avc1',
[0]        codec_tag: '0x31637661',
[0]        width: 1280,
[0]        height: 720,
[0]        coded_width: 1280,
[0]        coded_height: 720,
[0]        closed_captions: 0,
[0]        has_b_frames: 0,
[0]        sample_aspect_ratio: 'N/A',
[0]        display_aspect_ratio: 'N/A',
[0]        pix_fmt: 'yuv420p',
[0]        level: 31,
[0]        color_range: 'unknown',
[0]        color_space: 'unknown',
[0]        color_transfer: 'unknown',
[0]        color_primaries: 'unknown',
[0]        chroma_location: 'left',
[0]        field_order: 'unknown',
[0]        timecode: 'N/A',
[0]        refs: 1,
[0]        is_avc: 'true',
[0]        nal_length_size: 4,
[0]        id: 'N/A',
[0]        r_frame_rate: '30000/1001',
[0]        avg_frame_rate: '30000/1001',
[0]        time_base: '1/60000',
[0]        start_pts: 0,
[0]        start_time: 0,
[0]        duration_ts: 986000,
[0]        duration: 16.433333,
[0]        bit_rate: 2998090,
[0]        max_bit_rate: 'N/A',
[0]        bits_per_raw_sample: 8,
[0]        nb_frames: 493,
[0]        nb_read_frames: 'N/A',
[0]        nb_read_packets: 'N/A',
[0]        tags: [Object],
[0]        disposition: [Object] },
[0]      { index: 1,
[0]        codec_name: 'aac',
[0]        codec_long_name: 'AAC (Advanced Audio Coding)',
[0]        profile: 'LC',
[0]        codec_type: 'audio',
[0]        codec_time_base: '1/44100',
[0]        codec_tag_string: 'mp4a',
[0]        codec_tag: '0x6134706d',
[0]        sample_fmt: 'fltp',
[0]        sample_rate: 44100,
[0]        channels: 2,
[0]        channel_layout: 'stereo',
[0]        bits_per_sample: 0,
[0]        id: 'N/A',
[0]        r_frame_rate: '0/0',
[0]        avg_frame_rate: '0/0',
[0]        time_base: '1/44100',
[0]        start_pts: 0,
[0]        start_time: 0,
[0]        duration_ts: 726016,
[0]        duration: 16.462948,
[0]        bit_rate: 191999,
[0]        max_bit_rate: 200616,
[0]        bits_per_raw_sample: 'N/A',
[0]        nb_frames: 709,
[0]        nb_read_frames: 'N/A',
[0]        nb_read_packets: 'N/A',
[0]        tags: [Object],
[0]        disposition: [Object] } ],
[0]   format:
[0]    { filename: 'uploads\\1591068482823_명동거리.mp4',
[0]      nb_streams: 2,
[0]      nb_programs: 0,
[0]      format_name: 'mov,mp4,m4a,3gp,3g2,mj2',
[0]      format_long_name: 'QuickTime / MOV',
[0]      start_time: 0,
[0]      duration: 16.461667,
[0]      size: 6570282,
[0]      bit_rate: 3193009,
[0]      probe_score: 100,
[0]      tags:
[0]       { major_brand: 'mp42',
[0]         minor_version: '0',
[0]         compatible_brands: 'isommp42',
[0]         creation_time: '2013-06-03T09:45:05.000000Z' } },
[0]   chapters: [] }
[0] 16.461667
[0] Screenshots taken

 

 

 

ex ) fileDuration = metadata.format.duration