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Pix4D · Delivery workflow
Processing is done. Whether that leaves you a folder on your PC or a project on Pix4D's servers depends entirely on which Pix4D you used — and that single fact decides your whole delivery route. This is the workflow from finished project to something your client can actually open: which files matter, which one you should never send, and why the quality report is the most valuable document in the folder.

Short version: With Pix4D your delivery route is decided before you export anything — by which Pix4D you used. Desktop leaves you a project folder nobody outside your office can open; PIX4Dcloud gives you a link that works but carries someone else's name. This page covers both, plus the one Pix4D output that is genuinely worth more than the orthomosaic: the quality report.
Pix4D is a family of products, not one program, and they end in very different places. Before you think about file formats, work out which row you are in — everything downstream follows from it.
| You used | Results live | Can the client open it? |
|---|---|---|
| PIX4Dmapper | A folder on your PC | No — export first |
| PIX4Dmatic | A folder on your PC | No — export first |
| PIX4Dcloud | Pix4D's servers | Yes, via a share link |
| PIX4Dsurvey / fields / inspect | Its own exports | Only what you export |
The mistake this table prevents: assuming that because Pix4D has a cloud with sharing, your desktop project can be shared. It cannot. A PIX4Dmapper project is a folder, and a folder is not a link.
A finished PIX4Dmapper project writes a deep folder tree, most of which is intermediate data. Four things in it are deliverables; the rest is machinery. Paths are relative to your project folder:
1_initial/report/<project>_report.pdf. Read the next section before you decide what to do with it.3_dsm_ortho/2_mosaic/<project>_transparent_mosaic_group1.tif. Note "transparent" in the name; that matters, see step 3.3_dsm_ortho/1_dsm/<project>_dsm.tif.2_densification/point_cloud/, as LAS/LAZ depending on your export settings.Everything else — the .p4d file, the matching <project>/ working directory, the tie points, the undistorted images — is your project, not your product. Which brings us to the one thing you must never do.
Never hand over the .p4d and its project folder
It is tens of gigabytes, it is meaningless without a Pix4D licence your client does not have, and it contains your processing choices, your camera calibration and often the raw imagery of the job. Zipping the project folder is not a generous delivery — it is handing over your workshop instead of the furniture.
This is where Pix4D genuinely differs from the alternatives, and where most operators leave value on the table. The Pix4D quality report is not a debug dump — it is a defensible accuracy statement, and it is the single most professional-looking thing your project folder contains.
It states the GSD actually achieved, the number of images calibrated against those attempted, the mean reprojection error, and — if you flew ground control — the RMS error per GCP and per checkpoint. For an insurer, a surveyor, a court expert or a client comparing you against a competitor, that page is worth more than the orthomosaic. It is evidence that your numbers can be trusted.
Two things to do with it:
Pix4D names its orthomosaic _transparent_mosaic_ for a reason: it carries an alpha band so the ragged edges of the flight area render as transparent instead of black. Inside GIS software that is exactly what you want.
Outside it, that fourth band is a recurring nuisance. Plenty of ordinary image tools either ignore the alpha and show you black borders, or choke on a four-band GeoTIFF entirely. If you are producing a preview for a report or an email, flatten it deliberately rather than hoping:
gdal_translate -of JPEG -b 1 -b 2 -b 3 -outsize 4000 0 \
-co QUALITY=88 project_transparent_mosaic_group1.tif preview.jpg
And for the technical recipient who does want the real thing, a Cloud Optimized GeoTIFF opens in QGIS without a full download:
gdal_translate -of COG -co COMPRESS=DEFLATE \
project_transparent_mosaic_group1.tif ortho_cog.tif
State the EPSG code and the GSD alongside either one. Pix4D knows the coordinate system; your client's inbox does not.
If you processed in PIX4Dcloud you are in a better position than the desktop user: the project already lives on a public server and can be shared as a link, with a viewer that supports panning, measuring and annotations. That genuinely works, and it is the right thing to use.
Two limits are worth naming honestly:
Sharing options and seat rules differ between PIX4Dcloud plans, so check what your own licence actually permits before you promise a client permanent access.
Whichever branch you came down, you now have a set: a viewer or an orthomosaic, the quality report, a DSM perhaps, some annotated stills, your findings. The remaining job is turning that set into one address.
That is the layer DronePortal covers, and it deliberately does no processing — Pix4D stays your engine and nothing about your workflow changes. What it adds:
Know this before you start: DronePortal hosts no tiles and no 3D viewer of its own. It embeds the URL you paste, in an iframe. So the viewer has to be publicly reachable before you add it — a project folder on your PC is not a URL.
/models/ link, a Kuula /post/ link and a Polycam capture page all refuse to be embedded as-is. DronePortal rewrites them to their embed form when you save, so you do not have to hunt for the embed code. One exception: skfb.ly short links are refused with a message — paste the full Sketchfab URL.<project>_report.pdf (pdf, jpg and png are accepted). Given what step 2 said about that document, this is the one row on this screen you should never skip. The NL/FR/EN label fields are the button text your client sees.https://{your-subdomain}.droneportal.app/app/portaal/?code={ACCESSCODE}. One address plus one code — no account for your client, nothing to install.Open that link yourself in a private browser window before you send it — the same test that catches an unshared PIX4Dcloud link also catches a viewer you only think is public.
.p4d and no project folder anywhere in what you are sendingSame workflow for other tools: delivering a WebODM project · delivering a DJI Terra reconstruction. Related reading: process locally, deliver professionally and six links for one inspection.
Not as a project. PIX4Dmapper is desktop software and produces a folder, not a hosted page — there is nothing to link to. You export the finished results (orthomosaic, DSM, quality report, point cloud if requested) and deliver those. If you want an interactive viewer without moving to PIX4Dcloud, publish the model to a web viewer and deliver the embed.
No. The .p4d and its project folder are your working environment: tens of gigabytes, unusable without a Pix4D licence, and they expose your processing settings, camera calibration and often the raw imagery. Deliver outputs, keep the project. If a client genuinely needs to reprocess, that is a separate commercial conversation.
Because Pix4D writes the orthomosaic with an alpha band — that is what "transparent_mosaic" in the filename means. Software that ignores the fourth band renders the transparent border as black. When you make a flat preview, select only bands 1, 2 and 3 explicitly instead of letting the tool guess.
The client may never open it, but the surveyor, insurer or expert behind them will. It states the achieved GSD, how many images calibrated, the reprojection error and the GCP residuals — the evidence that your measurements hold up. Including it costs nothing and answers the accuracy question before anyone asks it.
No, and it does not process imagery either. If PIX4Dcloud computes and hosts your model, keep using it — DronePortal embeds that viewer on a page carrying your branding, and puts the quality report, the photos and your findings beside it. It is the delivery layer after your processing tool, not a replacement for it.
Process in Pix4D as usual, then give the client one page instead of a folder: the PIX4Dcloud share link if you use it, the quality report and a selection of images. Avoid sending the project file or very large exports unless someone asked for them.
Yes. Paste the PIX4Dcloud share link into a DronePortal project and the client views it inside your branded portal, next to the rest of the delivery, with one access code.
Deliver the orthomosaic and the 3D view in a viewer, add the quality report as a PDF if the client cares about it, and send the point cloud only when it was asked for, together with its coordinate system.
No. In a viewer or a client portal the results open in the browser, so the client does not need Pix4D or any specialist software.
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