索尼4K HDR视频演示片《拉斯维加斯夜景》下载下来,发现在2个不同设备上播放,效果完全不一样,一台颜色过曝、一台色彩亮丽噪点也相比较明显。HDR视频还是要专属HDR设备来播放才行。
具体对比效果请看图,手机拍摄的,用PS拼在了一起。
- General
- Complete name : G:\[HDR]拉斯维加斯.MP4
- Format : MPEG-4
- Format profile : Base Media
- Codec ID : isom (isom)
- File size : 1.62 GiB
- Duration : 3mn 1s
- Overall bit rate mode : Variable
- Overall bit rate : 76.5 Mbps
- Video
- ID : 1
- Format : HEVC
- Format/Info : High Efficiency Video Coding
- Format profile : Main 10@L5.1@High
- Codec ID : hvc1
- Codec ID/Info : High Efficiency Video Coding
- Duration : 3mn 1s
- Bit rate : 76.3 Mbps
- Maximum bit rate : 143 Mbps
- Width : 3 840 pixels
- Height : 2 160 pixels
- Display aspect ratio : 16:9
- Frame rate mode : Constant
- Frame rate : 59.940 (60000/1001) fps
- Color space : YUV
- Chroma subsampling : 4:2:0 (Type 2)
- Bit depth : 10 bits
- Bits/(Pixel*Frame) : 0.154
- Stream size : 1.62 GiB (100%)
- Encoded date : UTC 2016-03-18 06:22:20
- Tagged date : UTC 2016-03-18 05:22:41
- Color range : Limited
- Color primaries : BT.2020
- Transfer characteristics : SMPTE ST 2084
- Matrix coefficients : BT.2020 non-constant
- Audio
- ID : 2
- Format : AAC
- Format/Info : Advanced Audio Codec
- Format profile : LC
- Codec ID : 40
- Duration : 3mn 1s
- Source duration : 3mn 1s
- Bit rate mode : Variable
- Bit rate : 192 Kbps
- Maximum bit rate : 197 Kbps
- Channel(s) : 2 channels
- Channel positions : Front: L R
- Sampling rate : 48.0 KHz
- Frame rate : 46.875 fps (1024 spf)
- Compression mode : Lossy
- Stream size : 4.16 MiB (0%)
- Source stream size : 4.16 MiB (0%)
- Language : English
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喜欢的可以对比测试体验下HDR。
百度网盘下载:
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