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發表於 2016-10-11 16:16:25
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本文章最後由 KOBSS 於 2016-10-11 16:21 編輯
針對目前已知的 HDR 與 SDR 檔案, 分析結果如下
【4K】真夜中のショコラティエ #4 宮原美樹 シェフ
- Video Type : Progressive Sequence
- Video field order : Top field first
- Format : HEVC
- Format/Info : High Efficiency Video Coding
- Format profile : Main 10 @ L5.1 @ Main
- Maximum bit rate : 33.473 Mbps
- average bit rate : 31.104 Mbps
- VBV buffer size : 2045 KB
- Maximum GOP field : 60 field (30 frame)
- Width : 3 840 pixels
- Height : 2 160 pixels
- Display aspect ratio : 16:9
- Frame rate : 59.940 (60000/1001) FPS
- Color space : YUV
- Chroma subsampling : 4:2:0
- Bit depth : 10 bits
- Bits/(Pixel*Frame) : 0.063
- Color range : Limited
- Color primaries : BT.2020
- Transfer characteristics : BT.2020 10bit
- Matrix coefficients : BT.2020 non-constant
複製代碼 【HDR】真夜中のショコラティエ #4宮原美樹 シェフ
- Video Type : Progressive Sequence
- Video field order : Top field first
- Format : HEVC
- Format/Info : High Efficiency Video Coding
- Format profile : Main 10 @ L5.1 @ Main
- Maximum bit rate : 33.473 Mbps
- average bit rate : 31.564 Mbps
- VBV buffer size : 2015 KB
- Maximum GOP field : 64 field (32 frame)
- Width : 3 840 pixels
- Height : 2 160 pixels
- Display aspect ratio : 16:9
- Frame rate : 59.940 (60000/1001) FPS
- Color space : YUV
- Chroma subsampling : 4:2:0
- Bit depth : 10 bits
- Bits/(Pixel*Frame) : 0.063
- Color range : Limited
- Color primaries : BT.2020
- Transfer characteristics : BT.709
- Matrix coefficients : BT.2020 non-constant
複製代碼 特別之處, 就是 HDR (HLG) 的版本, 確定會在 Transfer characteristics 轉換特徵的這項設為 BT.709 , 但也有可能是目前的軟體無法正確判讀 HLG 訊息, 因此認為 BT.709
不過從顏色看來, HDR (HLG) 版本確實很像 BT.709 色域
同場加映 另外一個 HDR 的 ts 檔分析
Rio 2016 Olympics Opening Ceremony NBC 4K HEVC HDR 32mbps E-AC3 5.1
- Video Type : Progressive Sequence
- Video field order : Top field first
- Format : HEVC
- Format/Info : High Efficiency Video Coding
- Format profile : Main 10 @ L5.1 @ Main
- Maximum bit rate : 32.000 Mbps
- average bit rate : 31.1 Mbps
- VBV buffer size : 4882 KB
- Maximum GOP field : 120 field (60 frame)
- Width : 3 840 pixels
- Height : 2 160 pixels
- Display aspect ratio : 16:9
- Frame rate : 59.940 (60000/1001) FPS
- Color space : YUV
- Chroma subsampling : 4:2:0
- Bit depth : 10 bits
- Bits/(Pixel*Frame) : 0.063
- Color range : Limited
- Color primaries : BT.2020
- Transfer characteristics : SMPTE ST 2084 10/12/14/16bit
- Matrix coefficients : BT.2020 non-constant
- Mastering display color primaries : R: x=0.340000 y=0.160000, G: x=0.132500 y=0.345000, B: x=0.750000 y=0.300000, White point: x=0.156340 y=0.164500
- Mastering display luminance : min: 0.0000 cd/m2, max: 1000.0000 cd/m2
- Maximum Content Light Level : 1000 cd/m2
- Maximum Frame-Average Light Level : 400 cd/m2
複製代碼 檔案內有包含正常的 HDR10 宣告, 轉換特徵則是設在 SMPTE ST 2084 10/12/14/16bit |
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