ffmpeg：ffprobe获取视频分辨率，视频宽高，时长等元数据信息

ffmpeg 安装

安装请参考这篇文章

获取元数据信息

ffprobe -select_streams v -show_entries format=duration,size,bit_rate,filename -show_streams -v quiet -of csv="p=0" -of json -i test.mp4

返回json数据,请自行解析

{
    "streams": [
        {
            "index": 0,
            "codec_name": "h264",
            "codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
            "profile": "High",
            "codec_type": "video",
            "codec_time_base": "50/2997",
            "codec_tag_string": "avc1",
            "codec_tag": "0x31637661",
            "width": 720,
            "height": 1280,
            "coded_width": 720,
            "coded_height": 1280,
            "has_b_frames": 2,
            "sample_aspect_ratio": "1:1",
            "display_aspect_ratio": "9:16",
            "pix_fmt": "yuv420p",
            "level": 31,
            "chroma_location": "left",
            "refs": 1,
            "is_avc": "true",
            "nal_length_size": "4",
            "r_frame_rate": "2997/100",
            "avg_frame_rate": "2997/100",
            "time_base": "1/11988",
            "start_pts": 0,
            "start_time": "0.000000",
            "duration_ts": 99200,
            "duration": "8.274942",
            "bit_rate": "1515173",
            "bits_per_raw_sample": "8",
            "nb_frames": "248",
            "disposition": {
                "default": 1,
                "dub": 0,
                "original": 0,
                "comment": 0,
                "lyrics": 0,
                "karaoke": 0,
                "forced": 0,
                "hearing_impaired": 0,
                "visual_impaired": 0,
                "clean_effects": 0,
                "attached_pic": 0,
                "timed_thumbnails": 0
            },
            "tags": {
                "language": "und",
                "handler_name": "VideoHandler"
            }
        }
    ],
    "format": {
        "filename": "./original.mp4",
        "duration": "8.275000",
        "size": "1709541",
        "bit_rate": "1652728"
    }
}