#Free rawdigger update#
05Jan2009: Big update about sRaw encoding, almost complete. 16Feb2009: Camera Color space to CIE XYZ conversion. Special thanks to Jacques Desmis for his help.Īppendice with Camera calibration matrixes from DNG files. 14Mar2009: XYZ to RGB color conversions. 19Mar2009: updates for SX1 IS with firmware 2.0 25Mar2009: updates for EOS 500D/Digital Rebel T1i/Digital Kiss X3 29Mar2009: updates of the sensor information tables (section 9.1) 26Jun2009: Camera calibration matrixes for SX1 and 500D from DNG files (release of Camera Raw 5.4) Thanks to Laurent Lecatelier (50D) and Martial Maugest (500D) for the samples. 04Aug2009: Discovered (partially) the usage of tags 0x4015 and 0x4016 for Peripheral Illumination Correction. Little correction about sRaw1 chroma subsampling values (4:2:0 instead of wrong 4:1:1), thanks to
01Sep2009: updates for the G11 and the 7D. More on Peripheral Illumination (vignetting) correction ( tag 0x4015), see section 2.4.2
15Sep2009: Camera calibration matrixes for the G11 and the 7D (release of Camera Raw 5.5). Thanks to Whang Sung Ming for the samples. Camera calibration for the S90 (Camera Raw 5.5). 06Oct2009: Found interesting Canon patents: seems to describe sRaw encoding (RGB->YUV conversion), see end of section 3.2.1. 23Dec2009: updates for 1D Mark IV samples (thanks to Gavin Melville from New Zealand), and camera calibration (Camera Raw 5.6) 13Feb2010: first updates for 550D (jpeg data) and discovered overall structure of Original data decision tag (0x0083). 27Feb2010: updates for 550D (RAW), thanks to Kim from Hong Kong. Thanks to Doug Kerr and (indirectly) Dave Coffin for Black levels information. 24Oct2010: updates for 60D (thanks to Ray Steup) and S95 (thanks to Paul Rivers). 06Mar2011: update for Original Data Decision presentation by Dmitry Sklyarov. 18Feb2012: updates for G1 X and S100 (thanks to Alex, TX). Release of odd_verif.py, a tool to recompute/check Original Data Decision records. 02Sep2012: updates for 1D X, 5D Mark III and 650D/T4i. Updates for EOS M (thanks to Ryoichi from Japan) 02Dec2012: updates for 6D (thanks Harald Selke auf Deustchland and Nagi from Japan), G15 (thanks Mike '3dgor' Leung), SX50 HS and S110. 26Apr2013: update for 700D/T5i (thanks to Douglas J. 30Aug2013: updates for 70D (thanks again Mike '3dgor' Leung), S120 and G16. 09Oct2014: updates for EOS M2 (thanks to Huberto Borges), 1200D, G1 X Mark II, 7D Mark II RAW, G7 X and SX60 HS Working hard on a craw2tool, libcraw2 and P圜raw2 (NOT DCRaw based). Release of Camera jpeg properties databaseĪnd Color calibration database (from DNG converted pictures). 10Oct2014: Describing the Dust Delete Data (0x0097) tag. See visual docs on CR2 file format and Lossless Jpeg compression. 11Nov2014: updates for 7D Mark II mraw and sraw. 08Jun2015: updates for 750D, 760D, 5DS and M3 (thanks Ma Chuen Tung).Ībout Original Decision Data formats and algorithms (2012, in French). 19Mar2016: cr2_database and dng_info updated with G3X, G5X, G9X, M10 and 80D raw 03jul2016: updates for 1300D, G7X Mark II, 80D sraw/mraw (thanks to Benny Urbina), sep2016: updates for 5D Mark IV raw/sraw/mraw/dpraw (thanks to Christian Leibig), 18dec2016: updates for EOS M5 (thanks to Danny Henriquez), 10may2017: added section about Magic Lantern firmware project, and Dual Pixel information from Anton Reiser Color space conversion and Gamma correctionĦ.3 Gamma correction for 16bits->8bits conversion White Balance correction, Black substraction and Color scalingĦ. Creating RGB picture from the grayscale CFA valuesĥ. Decode the lossless jpeg grayscale pictureĤ. Find image and camera properties: parsing the CR2 file and keep some tags valuesĢ.2 Key information to get (not exhaustive)ģ.
#Free rawdigger code#
31dec2018: Source code release for libcraw2, craw2tool and P圜raw2.This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.įollow document is a work in progress, if you want to help, send me a email! CR2 file, How and Why (.CR2 files are produced by Canon EOS Digital Cameras since 2004) CR2 file format and files produced by Canon EOS Digital Camera Understanding What is stored in a Canon RAW. Inside the Canon RAW format version 2, understanding.
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