PowerPoint转HTML5 SDK - HTML5Point SDK更新日志，PPT转HTML5 SDK，PPT转HTML5 API，电子学习开发工具包

Version 4.6.17

1. Support Video poster image.
2. Fix: access settings.xml file even if it only has read access.
3. Improve: faux bold font rendering in Safari.
4. Improve: Canvas animation text position shifting.
5. Support: Audio trim.
6. Support: Set volume of video files.
7. Hide hidden shape during morph transition .
8. Check if video conversion is needed by checking the video file for errors.
9. Fix: failure to trigger interactive sequence animation if a hidden shape is place above the trigger shape.
10. Get audio element from shape div if video element is missing.
11. Pause audio playing across slides when pause button is clicked.
12. Update js scripts to conform to Content Security Policy directive.
13. Fix: Morph transition animation by matching text shapes.
14. Fix: multi user licensing with subscription status.
15. Fix: Layout mismatch due to Duplicate layout name.
16. Fix: Missaligned shapes and text After PowerPoint July 2025 Update.

Version 4.5.72

1. Remove picLocks noChangeArrowheads, noChangeAspect, noGrp to fix crash.
2. Fix Morph Transition rendering in outputs with option SingleHtmlPerSlide.
3. Remove shapes from excluded slides in conversions on range.
4. Variant weight font support.
5. Fix: issue thumbnail name index started from 0, ie, Slide0.JPG. Where the expectation was Slide1.JPG. This resulted in wrong thumbnail order.
6. Change zip unzip method and fix long file name error.
7. Remove layouts that are not needed.
8. Video repeat and loop until stopped feature support.
9. Support video trim.
10. Animation of group shape not working, when group item has hyperlink.
11. Support new settings RemoveCorruptedImages.
12. Add kill_if_deactivated to throw error if the license is deactivated.
13. Change cursor to pointer and trigger action if the shape has action even if the shape is overlapped with other shapes.
14. Add option for activating the license in a user directory.
15. Correct timing for audio that end after slide and onclick.
16. Set a black slide for the first slide transition.

Version 4.5.48

1. Add 'Stop Until Next Click' feature in Custom animation.
2. Fixed issue: Text hyperlink in master slide is not working.
3. Add Custom video playback controls.
4. Add event to get scale of pan_Zoom.
5. Support GIF & Video FLIP.
6. New settings OutputSettings.MaxImageFileSize & MaxImageFileSizeTolerance are added. If an Image exceeds this limit, Converter will try to reduce the file size by scaling down that image. Applicable to PNG and JPEG only.
7. Fix: Slide number in master shape.
8. Add option to set Range SlideRangeSring data as file.
9. Remove lock "Presentation can not be edited".
10. Set respectHiddenSlideStatus to true to support hidden slide behaviour.
11. Get product version through ProductActivatorExe argument 7.
12. Added new settings item, OutputSettings.FreeFromGroupingThreshold. If Shape count in slide exceeds this limit, Converter will try for a faster conversion by grouping FreeForm shapes.Default is 200.
13. Master PlaceHolder animation support.
14. Fix: MotionPath Animation ArcDown goes to wrong direction in French Language OS.

Version 4.4.95

1. Add "Dissolve In" animation.
2. Fix: Faux bold font overlaps (in firefox) or shrinks (in chrome).
3. Support GIF image crop.
4. Add link to WordArt Text Image.
5. Add parameter to get license activation status.
6. Support for video height and width crop without PowerPoint's Save as Video function.
7. Fix: Animation applied to group shape is missing when group shape contains Hyperlinked shape.
8. .Net framework version changed from 4.0 to 4.5.
9. Support link with arguments.
10. Morph transition support.
11. Fix transition image location issue if the animCanvasScale is set.
12. Restrict XML processing to prohibit DTD XXE attacks.
13. Support slide zoom.

Version 4.4.64

1. Add hyperlink sub address to text shape hyperlink so that the urls with # work.
2. Add 'OutputSettings.KeepVideoFormatting' to preserve video shape formatting.
3. Improve complex script processing: Arabic, Malayalam, Hindi like languages uses two or more characters to form a single character.
4. Conversion Speed improvement.
5. Copy Thumbnail to LMS data folder.
6. Support hidden slide navigation.
7. Support hyperlinks in groups inside a grouped shape.
8. Support canvas animation for grouped shapes.
9. Support slide navigation with "page up" and "page down" buttons.
10. Add 3D slide transition animations.
11. Support Text Highlight feature.
12. Support AfterAnimation -> Hide On Next Mouse Click.
13. Fix: blinking at the beginning of the start of loading.
14. Fix: Hyper-links are not working if applied to group item.
15. Fix: Office Cloud font missing.
16. Fix: Conversion failed on Presentation with Protection 'Always Open Read-Only'.

Version 4.4.10

1. Add Settings FontSearchByWord & FontSearchByChar.
2. Add flash file path to embed tag in output.
3. Add and expose IsSlideMediaLoaded to test if the slide contents are loaded on not.
4. Add PlaySlideAnims to play all animations of a slide.
5. HTML5PointSDK upgrade to DotNet version 4.0.
6. Export line shape with default resolution to fix line thickness issue if the image quality in conversion settings is increased.
7. Run triggers that are overlapped by a hidden shape.
8. Set thumbnail height and width.
9. Make SlideWidth and SlideHeight COM visible.
10. Fix: Underline missing which is applied to blank-space at the end of line (Eg: Fill in the blanks questions).
11. Fix: Animation in Diagram not working .

Version 4.3.41

1. Add section data to outline.xml.
2. Add Chart/smartArt animation support.
3. Add warnings dll and, added video and audio file missing warnings.
4. Add hiddenSlide status and animation step count to outline.xml.
5. Add StrikeThrough support for slide notes.
6. Set max value of image quality property to 1000.
7. Set shape's hyperlink to paragraphs that covers the shape.
8. Modify OnMediaPlay to add argument to notify if the media file was loaded or not. Used to specify if the media file is missing or not.
9. Check if the audio or video file is not missing before playing.
10. Fix: get_fill method not registered in PowerPoint 2016 Japanese edition.
11. Fix: presentation file compatibility issue created with non-compatible thrid party presentation softwares.

Version 4.3.20

1. Added option to create notes XML.
2. Added support for embedding font from font collection (TTC) files.
3. Add settings to better control the output structure. SaveSlideDataToHtml, SaveSlideDataToJs, CreateSeparateHtmlPerSlide, CreateSeparateJsPerSlide, CreateSeparateCssPerSlide.
4. Improve removing of temporary files after conversion.
5. Improve RTL language support.
6. Set custom background color.
7. Support older presentations that shows a 'Repair' dialog while opening.
8. Support TTC font files.
9. Support OutputFileExtension. This makes all file extensions of the output to a certain kind.

Version 4.2.96

1. Trigger animations enabled even if gesture controls are disabled.
2. Disable actions on hidden shapes.
3. Add fastconvert method for improving conversion efficency.
4. Implemented periodic subscription model.
5. Skip reprocessing of mp4 files by setting 'ReEncodeMp4' false. Improves conversion speed.
6. Add event to denote start and pause of audio and video in palyer api.
7. Support special characters in hyperlinks.
8. Support Non english numbered bullet types.
9. Add wait for master slide load.
10. Fix issue: No Window DirectX image missing issue.
11. Fix issue: Animated gif stretched render.
12. Fix issue: Failure to get LMS api handle issue.
13. Fix issue: Misaligned image with in image frame.
14. Fix issue: Hide hidden slide notes.
15. Fix issue: & rendered as & in canvas.

Version 4.2.75

1. Support trigger, Interactive animation sequence.
2. Support conversion of presentations created softwares other than PowerPoint.
3. Remove download button from video and audio elements.
4. Fix letter by letter animation block initialization.
5. Fix missing of underlined space characters.
6. Remove transparent shapes from output.
7. Change conversion end event attribute from conversionStatus to int.
8. DotNet version upgrade. Now the SDK requires dot net version 3.5.
9. Baseline positioning of TextFrame where different fonts and different font sizes are present on a line.
10. Add property to open links in new tab.
11. Add property to show video playback controls or not.
12. Fix large video playback issue in ipad and iphone.
13. Add option to control video conversion quality.
14. Fix canvas effects while transition is playing.
15. Corrected currentStatus return value by taking transition duration in to calculation.
16. Support justified text.

Version 4.2.12

1. Added option to convert odp, pot and pps files.
2. Corrected jump to step at loadpres for slides with animation triggers other than OnClick.
3. Fixed text box text miss-alignment for shapes with overflowing text.
4. Image Optimization convert png files to jpg if transparent pixels are not present.
5. Optimize shape export to images.
6. Remove corrupted images in presentations.
7. Add option ShowCenterPlayButton and add play button depending on the whether there is audio auto play.
8. Fixed crash in presentations having hidden shapes in master.
9. Fixed hanging issue on converting presentations with text format "All Caps".
10. Removed InitLibrary from example source.
11. Improve font substitution for missing fonts.
12. Remove transparent shapes from grouped shapes if no animations and triggers are present.
13. Fix line space calculations.
14. Fix repeating background issue for master slide supported conversion.

Version 4.2.00

1. Implemented partial master slide support.
2. Implemented Jump to animation support.
3. Implemented Outline support.
4. Changed bullet position calculation.
5. Bullet alignment change to rtl fix.
6. Changed image quality change.
7. Added attribute in XmlConverter converter to check if embed fonts is true.
8. Added option to disable emf exporting of images.
9. Added AvoidCommonFiles to remove common files coping in output
10. Remove trialling slash character from hyperlink.
11. Removed animation.js file,
12. Added disablePinchZoom option to init
13. Added error check for not found file in xml loading
14. Reset step to go to if there are no animation steps in slide.
15. Added event for outline load.
16. Added onerror event for outline load.
17. Added background image to video.
18. Changed dimension setting of videos from attribute to style.
19. Added dgradeAnim in options to downgrade entrance and exit animations to Fade animation.
20. Changed SDK player sample files.

Version 4.1.29

1. Added support reproducing formatted and decorated notes.
2. Exposed notes formatted structure in player API.
3. Exposed animation group count in player API.
4. Changed export method for inserted image files for better export quality.
5. Fixed issue of garbage spaces between text blocks of different formats.
6. Fixed some text missing and hyperlink missing issues.

Version 4.1.18

1. SDK conversion speed improved.
2. Added support for local font in font family declaration.
3. Exposed property MaximumSlideLimit.
4. Exposed the property SlideHeight and SlideWidth.
5. Corrected index position in Classic player.
6. Added support for Hyperlink color.
7. Exposed property to avoid ogg video conversion.
8. New Single-Html-Per-Slide method.
9. Corrected handling of non English presentation names & Improved font sub-setting and handling.

Version 4.0.89

1. Added new 64 bit automation dll for 64 bit environment.
2. Added check to see if presentation is password protected.
3. Improved conversion speed.
4. Improved audio format selection method.
5. Added Silent Installer Support.
6. Added single html per slide implementation.
7. Added option to change font file format to ttf or woff.
8. Improved the quality of ogg video conversion.
9. Improved audio file selection method.

Version 4.0.65

1. Improved conversion speed upto 20%.
2. Removed underline under trailing spaces characters.
3. Fixed conversion issued in Non English language machines.
4. Removed default border from images and links in Internet Explorer 9.
5. Removed unnecessary files from player files components.
6. Added option AllowMultiThread, to change conversion style from multi thread to single thread.

Version 4.0.58

1. Improved cancel conversion to stop throwing event sync issues.

Version 4.0.57

1. Fixed go to slide index issues in output.

Version 4.0.50

1. Fixed media conversion event syncing issue.

Version 4.0.41

1. Added support for hyperlink color.
2. Fixed bullet spacing issue.

Version 4.0.40

1. Added support for transparent background color.
2. Crashing conversion while converting presentations using same converter object.
3. Removed Tweeter color change animation.

Version 4.0.19

1. Improved Settings class structure.
2. Added New sample projects for c#, vb .net and c++.
3. Added 2 new players Tiny and WithoutControl.
4. Added SDK online documentation.
5. Added default player in SDK.
6. Changed activation method for single machine license.

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