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Here is how OCSSW works on M2. 1. install homebrew -- https://mac.install.guide/homebrew/3.html 2. use homebrew to install gcc 12 brew install gcc@12 3. use homebrew to install jpeg-turbo brew install jpeg-turbo 4. install XQuartz -- https://www.xquartz.org/ 5. install OCSSW T2023.21 -- https://sead...

Here is the command line help of mapgen -- https://seadas.gsfc.nasa.gov/help-8.3.0/processors/ProcessMapgen.html#cl You can add --resolution --projection as the argument. mapgen -i /Users/gulfcarbon/Desktop/Chlorophyll_MODIS/l2files.txt -o /Users/gulfcarbon/Desktop/Chlorophyll_MODIS/AQUA_MODIS.20030...

SeaDAS is a comprehensive software package for the processing, display, analysis, and quality control of ocean color data. You can download SeaDAS here https://seadas.gsfc.nasa.gov/ If you would like to do l2gen on OCM2 L1B files, you need to install OCM2 processors -- https://seadas.gsfc.nasa.gov/d...

SeaDAS can do l2gen on OCM2 L1B files.

Your ifile will be something like that OC2_OPER_OCM2_LA_1B_20210512T134221_20210512T134550_061616_0001_0010_0141/PRODUCT1/O2_12MAY2021_001_010_LAP_L1B_ST_S.hdf

l2bin should take a list of L2 files as ifile. If your L2 files do not have SeaDAS L2 format, l2bin might have trouble to come up with an ofile name. Can you do obpg_file_type /Users/gulfcarbon/Desktop/Chlorophyll_MODIS/AQUA_MODIS.20030523T194500.L2._Rrs_chl.nc SeaDAS has another tool mapgen that al...

SeaDAS 8.3.10 does have a bug -- when trying to install/update SeaDAS processors through GUI using Docker, the install/update SeaDAS Processors GUI won't show You might want to try installing SeaDAS processors on the docker Terminal /root/ocssw/bin/install_ocssw --install_dir=/root/ocssw --seadas --...

Here is the help page for reprojection -- https://seadas.gsfc.nasa.gov/help-8.3.0/desktop/Reprojection.html

Here is the Reprojection cookbook -- https://seadas.gsfc.nasa.gov/help-8.3.0/GptCookbook/gptCookbookReproject.html

Can you share what error did you get?

Does your Mac have Intel chip or Apple chip?

Is this Mac the same Mac as in this post? -- viewtopic.php?t=4580

You need Python (3.6 or later) and Python requests package (v2.18.0 or later) for install_ocssw to work. See https://seadas.gsfc.nasa.gov/downloads/ If you plan to run OCSSW on command line, you also need to add two lines to your .bashrc See Command Line Configuration at the bottom of the download p...

It seems that you don't have ocssw (SeaDAS Science Processors) installed in the directory you installed seadas. You need to install ocssw modis aqua to have the ocssw/share/modis/aqua/ directory and its content. Here is the link on how to install ocssw -https://seadas.gsfc.nasa.gov/downloads/ Unfort...