Created attachment 169242 [details] Example file from PowerPoint Attached document is minimized from bug #128821 It contains a simple mpg video file, which can be played fine. Saving the document to PPTX and opening in PowerPoint however gives an “invalid contents” error and choosing to fix it removes the video file. Steps to reproduce: 1. Open attached file in Impress 2. Save as PPTX 3. Open it in PowerPoint Actual results: Invalid contents error. Expected results: No error on file open. LibreOffice details: Version: 7.2.0.0.alpha0+ (x64) / LibreOffice Community Build ID: 7eb289c49cc7245ef3001a39be0c15d06bbe875b CPU threads: 4; OS: Windows 6.3 Build 9600; UI render: Skia/Raster; VCL: win Locale: en-US (hu_HU); UI: en-US Calc: CL Also happens in older releases: 6.0, 5.0, 4.0, 3.5
Created attachment 169243 [details] The example file saved by Impress
Created attachment 169244 [details] Screenshot of the exported document in PowerPoint
Is this a matter of handling the .mpg extension in oox/ on export? See 56f26399df894d05f24874a3cdc90694158e03bc that fixed this for m4a. If so, that would be easy to fix.
Confirm with Version: 7.4.0.0.alpha0+ / LibreOffice Community Build ID: ba7db98cca3d8516697c94ef0d6af27db9e1655e CPU threads: 4; OS: Linux 5.11; UI render: default; VCL: gtk3 Locale: cs-CZ (cs_CZ.UTF-8); UI: en-US Calc: threaded
(In reply to Miklos Vajna from comment #3) > Is this a matter of handling the .mpg extension in oox/ on export? See > 56f26399df894d05f24874a3cdc90694158e03bc that fixed this for m4a. If so, > that would be easy to fix. Not really, the file itself is written correctly in the pptx and Impress can play it back too. Only PP finds some incorrect markup and throws the video out when repairing. Version: 7.4.0.0.alpha0+ (x64) / LibreOffice Community Build ID: a3988b2d147a2442b348d58b79dbd6e71472b7af CPU threads: 14; OS: Windows 10.0 Build 19044; UI render: default; VCL: win Locale: en-US (hu_HU); UI: en-US Calc: threaded Jumbo
Created attachment 179325 [details] Example file resaved in PowerPoint Yes and.. When example PPTX is opened in PP it finds legacy video in it and upgrades it and converts video. Here is PPTX resaved in MSO. It opens and saves OK in LO. Original PPTX still not saved correctly, Repair in MSO.
Still a problem in Version: 7.4.0.0.alpha0+ (x64) / LibreOffice Community Build ID: 3a05acb8f0d94728ea6cbfd7a69dac6ffa7ffc68 CPU threads: 14; OS: Windows 10.0 Build 19044; UI render: default; VCL: win Locale: de-DE (hu_HU); UI: en-US Calc: threaded Jumbo even after bug 53970 was fixed.
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