From 1aa124b1c89b3f4d868a2651afc617c6ff9fbd81 Mon Sep 17 00:00:00 2001 From: John Hadish <35115540+JohnHadish@users.noreply.github.com> Date: Tue, 30 Jul 2024 16:47:15 -0700 Subject: [PATCH 1/3] Update multispectral.rst Added DJI Mavic 3 Multispectral Added ODM version numbers for when support was added for each sensor Changed wording of text to increase clarity Changed section head of "Hardware" to "Supported Sensors" Changed section header of "Sentera AGX710" to "Workflows for Non-Supported Sensors" to increase clarity of page --- source/multispectral.rst | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/source/multispectral.rst b/source/multispectral.rst index 69a85a153..09aae306c 100644 --- a/source/multispectral.rst +++ b/source/multispectral.rst @@ -3,30 +3,34 @@ Multispectral Support Since version 0.9.9 ODM has basic support for radiometric normalization, which is able to generate reflectance orthophotos from multispectral cameras. Multispectral cameras capture multiple shots of the scene using different band sensors. -Hardware --------- + +Supported Sensors +----------------- While we aim to support as many cameras as possible, multispectral support has been developed using the following cameras, so they will work better: - * `MicaSense RedEdge-MX and Altum `_ - * `Sentera 6X `_ - * `DJI Phantom 4 Multispectral `_ + * `MicaSense RedEdge-MX and Altum `_ + * `Sentera 6X `_ (as of ODM version 1.0.1) + * `DJI Phantom 4 Multispectral `_ (as of ODM version 2.8.8) + * `DJI Mavic 3 Multispectral `_ (as of ODM version 3.5.3) Other cameras might also work. You can help us expand this list by `sharing datasets `_ captured with other cameras. -Usage ------ +Creating Orthophotos from Multispectral Data +------------------------------------------- -Process all the images from all bands at once (do not separate the bands into multiple folders) and pass the `--radiometric-calibration` parameter to enable radiometric normalization. If the images are part of a multi-camera setup, the resulting orthophoto will have N bands, one for each camera (+ alpha). +For supported hardware listed above (and likley other cameras), users can process multipsectral data in the same manner as visible light images. Images from all bands should be processed at once (do not separate the bands into multiple folders). Users have the option to pass the ``--radiometric-calibration`` parameter with options ``camera`` or ``camera+sun`` to enable radiometric normalization. If the images are part of a multi-camera setup, the resulting orthophoto will have N bands, one for each camera (+ alpha). `Learn to edit `_ and help improve `this page `_! +Workflows for Non-supported Sensors +----------------------------------- + +**Sentera AGX710:** -Sentera AGX710 --------------- -While this sensor is not officially supported by ODM, the following workflow gives some good results. +While the Sentera AGX710 is not officially supported by ODM, the following workflow gives some good results. * all JPGs from the NDRE directory should be renamed with the exact following pattern 0000X_NIR.jpg. No extra '_' should be present in the file names ie 10_51_14_IMG_00008.jpg => 00008_NIR.jpg * all JPGs from the nRGB directory should be renamed with the exact following pattern 0000X_RGB.jpg. No extra '_' should be present in the file names ie 10_51_14_IMG_00023.jpg => 00023_RGB.jpg From 5471f12925dd10bdfd847ac412affbe440606ecf Mon Sep 17 00:00:00 2001 From: John Hadish <35115540+JohnHadish@users.noreply.github.com> Date: Tue, 30 Jul 2024 16:48:20 -0700 Subject: [PATCH 2/3] Update multispectral.rst Changed wording slightly to match section headers --- source/multispectral.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/source/multispectral.rst b/source/multispectral.rst index 09aae306c..7d6fa2be5 100644 --- a/source/multispectral.rst +++ b/source/multispectral.rst @@ -19,7 +19,7 @@ Other cameras might also work. You can help us expand this list by `sharing data Creating Orthophotos from Multispectral Data ------------------------------------------- -For supported hardware listed above (and likley other cameras), users can process multipsectral data in the same manner as visible light images. Images from all bands should be processed at once (do not separate the bands into multiple folders). Users have the option to pass the ``--radiometric-calibration`` parameter with options ``camera`` or ``camera+sun`` to enable radiometric normalization. If the images are part of a multi-camera setup, the resulting orthophoto will have N bands, one for each camera (+ alpha). +For supported sensors listed above (and likley other sensors), users can process multipsectral data in the same manner as visible light images. Images from all sensor bands should be processed at once (do not separate the bands into multiple folders). Users have the option to pass the ``--radiometric-calibration`` parameter with options ``camera`` or ``camera+sun`` to enable radiometric normalization. If the images are part of a multi-camera setup, the resulting orthophoto will have N bands, one for each camera (+ alpha). `Learn to edit `_ and help improve `this page `_! From 631889c0b9390ee473f95d9a19c4670719317a3d Mon Sep 17 00:00:00 2001 From: John Hadish <35115540+JohnHadish@users.noreply.github.com> Date: Tue, 30 Jul 2024 16:53:23 -0700 Subject: [PATCH 3/3] Update multispectral.rst Mentioned NDVI (the most likely use for multispectral images) Added plug for qGIS --- source/multispectral.rst | 1 + 1 file changed, 1 insertion(+) diff --git a/source/multispectral.rst b/source/multispectral.rst index 7d6fa2be5..6df6e77a2 100644 --- a/source/multispectral.rst +++ b/source/multispectral.rst @@ -21,6 +21,7 @@ Creating Orthophotos from Multispectral Data For supported sensors listed above (and likley other sensors), users can process multipsectral data in the same manner as visible light images. Images from all sensor bands should be processed at once (do not separate the bands into multiple folders). Users have the option to pass the ``--radiometric-calibration`` parameter with options ``camera`` or ``camera+sun`` to enable radiometric normalization. If the images are part of a multi-camera setup, the resulting orthophoto will have N bands, one for each camera (+ alpha). +NDVI and other vegetation indices can be calculated from these stitched orthophotos using software such as `qGIS `_ `Learn to edit `_ and help improve `this page `_!