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对象存储

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媒体处理
查看视频信息
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查看视频信息
获取指定视频资源的元信息。本文介绍获取信息相关参数说明和使用示例。​
计费说明​
  • 查看低频存储、归档闪回存储类型文件的视频信息时,会产生数据取回费用,按照查看后返回的内容大小进行收费,计费详情,请参见数据取回费用。​
注意事项​
查看视频信息功能支持的视频格式请参考媒体处理概述相关使用限制。​
参数说明​
使用请求 URL 获取指定视频元信息时,您只需要在请求 URL 中增加 x-tos-process=video/info,无需设置其他请求参数。​
返回参数部分说明如下:​
注意​
不同视频格式返回结果可能存在差异。​
​
{​
"streams": [​
{​
"index": 0, // 流索引编号​
"codec_name": "aac", // 编码器名称​
"codec_long_name": "AAC (Advanced Audio Coding)", // 编码器详细名称​
"codec_type": "audio", // 编码器类型​
"codec_tag_string": "mp4a", // 编码标签名​
"codec_tag": "0x6134706d", // 编码标签​
"sample_fmt": "fltp", // 采样格式​
"sample_rate": "44100", // 采样率​
"channels": 2, // 通道数量​
"channel_layout": "stereo", // 通道格式​
"r_frame_rate": "0/0", // 帧率​
"avg_frame_rate": "0/0", // 平均帧率​
"time_base": "1/44100", // 编码时基​
"start_time": "0.000000", // 音频开始时间​
"duration": "596.474195", // 音频时长 ​
"bit_rate": "125587", // 比特率​
"nb_frames": "25688", // 总帧数​
"tags": { // 标签信息​
"language": "und", // 语言​
"handler_name": "(C) 2007 Google Inc. v08.13.2007." // 处理器名称​
}​
},​
{​
"index": 1, // 流索引编号​
"codec_name": "h264", // 编码器名称​
"codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10", // 编码器详细名称​
"profile": "High", // 视频编码档位​
"codec_type": "video", // 编码器类型​
"codec_tag_string": "avc1", // 编码标签名称​
"codec_tag": "0x31637661", // 编码标签​
"width": 1280, // 视频宽度,单位px​
"height": 720, // 视频高度,单位px​
"sample_aspect_ratio": "1:1", // 采样宽高比​
"display_aspect_ratio": "16:9", // 显示宽高比​
"pix_fmt": "yuv420p", // 像素格式​
"level": 31, // 视频编码等级​
"r_frame_rate": "24/1", // 帧率​
"avg_frame_rate": "24/1", // 平均帧率​
"rotation": "90", // 顺时针旋转角度​
"time_base": "1/24000", // 编码时基​
"start_time": "0.000000", // 视频开始时间​
"duration": "596.458333", // 视频时长​
"bit_rate": "1991287", // 比特率​
"nb_frames": "14315" // 总帧数​
}​
],​
"format": {​
"nb_streams": 2, // 流数量​
"nb_programs": 0, // 节目数量​
"format_name": "mov,mp4,m4a,3gp,3g2,mj2", // 容器格式名称​
"format_long_name": "QuickTime / MOV", // 容器格式全称​
"start_time": "0.000000", // 首帧时间​
"duration": "596.473333", // 时长​
"size": "158008374", // 文件大小​
"bit_rate": "2119234" // 码率​
}​
}​
​
示例​
获取视频元信息示例 URL 如下:​
预期返回以下结果:​
​
{​
"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_tag_string": "avc1",​
"codec_tag": "0x31637661",​
"width": 1920,​
"height": 1080,​
"coded_width": 1920,​
"coded_height": 1088,​
"sample_aspect_ratio":"1:1",​
"display_aspect_ratio":"16:9",​
"pix_fmt":"yuv420p",​
"level":40,​
"chroma_location":"left",​
"refs":1,"is_avc":"true",​
"nal_length_size":"4",​
"r_frame_rate":"30/1",​
"avg_frame_rate":"30/1",​
"time_base":"1/1000000",​
"start_pts":0,​
"start_time":"0.000000",​
"duration_ts":51200000,​
"duration":"51.200000",​
"bit_rate":"2597036",​
"bits_per_raw_sample":"8",​
"nb_frames":"1536",​
"extradata_size":0,​
"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,​
"captions":0,​
"descriptions":0,​
"metadata":0,​
"dependent":0,​
"still_image":0​
},​
"tags": {​
"language": "und",​
"handler_name": "VideoHandler",​
"vendor_id": ""​
}​
},​
{​
"index":1,​
"codec_name":"aac",​
"codec_long_name":"AAC (Advanced Audio Coding)",​
"profile":"LC",​
"codec_type":"audio",​
"codec_tag_string":"mp4a",​
"codec_tag":"0x6134706d",​
"sample_fmt":"fltp",​
"sample_rate":"44100",​
"channels":2,​
"channel_layout":"stereo",​
"r_frame_rate":"0/0",​
"avg_frame_rate":"0/0",​
"time_base":"1/44100",​
"start_pts":0,​
"start_time":"0.000000",​
"duration_ts":2257920,​
"duration":"51.200000",​
"bit_rate":"192755",​
"nb_frames":"2206",​
"extradata_size":0,​
"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,​
"captions":0,​
"descriptions":0,​
"metadata":0,​
"dependent":0,​
"still_image":0 ​
},​
"tags": {​
"language": "und",​
"handler_name": "SoundHandler",​
"vendor_id": ""​
}​
}​
],​
"format": {​
"nb_streams":2,​
"nb_programs":0,​
"format_name":"mov,mp4,m4a,3gp,3g2,mj2",​
"format_long_name":"QuickTime / MOV",​
"start_time":"0.000000",​
"duration":"51.200000",​
"size":"17899516",​
"bit_rate":"2796799",​
"probe_score":100,​
"tags": {​
"major_brand": "isom",​
"minor_version": "512",​
"compatible_brands": "isomiso2avc1mp41",​
"encoder":"Lavf58.76.100"​
}​
}​
}​
​
​
最近更新时间:2026.09.29 16:59:14
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