2010年12月16日星期四

On the shared PowerPoint plug-in sound player

Once I made using PowerPoint courseware, sound files need to insert three: 1.wav (100KB), 2.wav (800KB) and 3.wav (5MB). In the courseware, requiring 2.wav were used in the two slides, and file 2.wav, 3.wav with a slide to play both. In the production process, I put three sound files in the same folder under the Sound, the Sound folder and slide master files in a folder Ppt Star.ppt, the production is completed play everything is normal. So I copied the folder Ppt classroom teachers to multimedia machine, this time the problem arises: Play sound file 1.wav normal, and sound files 2.wav 3.wav not play. I had this issue some research and try. (Click for more software skills)

Try one: to change the size of the sound file link

Right-click 1.wav icon, select "Edit → sound object", open the "Sound Options" dialog box, that file "included in the presentation", and sound files 2.wav 3.wav and the "voice option item "in the sound source file records the absolute path, and is an absolute copy of the original path on the computer, of course, and then copy the sound with the absolute path to find the source file can not find it. This is the sound file 1.wav play normal, and sound files 2.wav 3.wav reason can not play.

Implementation of the "Tools → Options" command in the "General" tab in the "Link sounds with file no less than (100) kilobytes," the default setting, because the file 1.wav to 100KB (less than 100KB), so be included in the presentation, and the file 2.wav, 3.wav more than 100KB, of course, be handled as a linked file. I link the sound file to set the value to "not less than 50000KB", and then re-insert the sound files 2.wav, 3.wav, then the "Sound Options" will be shown as "included in the presentation" Just Star.ppt files to other computers (without copying Sound folder), the three sound files will be able to play correctly. However, a slide in the same two voices can not be played.

Try two: do the files packaged deal

Open the file Star.ppt, the implementation of the "File → package" command, and then Pngsetup.exe and Pres0.ppz files to multi-media classroom teacher machine, the three sound files after unpacking can normally play. However, because PowerPoint is installed on that computer software is not necessary to "package" and "unpack" the toss, and the package file after "fat" a lot, because the two sound files into the same 2.wav, change file name into two different files (there will be several files references a few times), to the replication process brought a lot of trouble.

Try three: the sound file and the slide files in the same folder

I put three sound files from the Sound folder, cut down, and Star.ppt documents placed side by side under the same folder Ppt, Ppt copy the multimedia classrooms, three files play normally. Open the three sounds of the "Sound Options" and found still records the absolute path of the source file, but the player can automatically update, the updated absolute path indicates the exact location of the sound file storage.

Conclusion: The use of such Founder Author or Dreamweaver software to make courseware, can be used in master file voices, images and other material stored in a folder can also be classified in more detail on the several sub-folder, as long as the main file with the same parent folder. But PowerPoint is not, use the "Insert → Video and sound" approach into the movie and sound files and the master file can only be put together to achieve normal playback on other computers. When referring to more movies and sound files, it will look very messy. To avoid this problem, I take on another computer and the original computer on the specified drive letter and folder the same way to store, making it the absolute path and the same as the original computer, the player was also very effective.

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