Skip Navigation

Video Player

Main Help | Book Viewer | Video Player | Image Viewer | Frequently Asked Questions (FAQs) | Web Service

The NLM "Video Player" allows you to view a video and search the full-text of the transcript. The player is accessed by clicking the "View Video" link on the video's Resource Record page. You must click the "Play" button to start the video. The video's title and publication date appears above the player. Click the "View Resource Record" link to return to the Resource Record page. See Downloading Resources to download a MOV or MV4 version of the video.

You must download and install the latest version of the Adobe® Flash Player to view the videos.

Video Player Controls

The "Video Player" controls are located below the video screen.  The controls include; the Slider and Time Stamp, Play/Pause, Volume, and Captions.

Slider and Time Stamp

The "Slider" allows you to advance or rewind the video to a new frame. Move the arrow located below the slider to the left or right to advance or rewind the video. The time stamp indicates the time of the frame currently displayed in the "Video Player" as well as the playing time of the entire video (Figure 1). The "Time Stamp" changes as the video advances or rewinds.

Video time stamp

Figure 1: Video Time Stamp.


Select the "Play" button (Play button) to start the video or the "Pause" button (Pause button) to stop the video at a specified location. The video screen displays the last frame you viewed when the video is paused. To restart the video, click the "Play" button which appears after the "Pause" button is clicked.


Move the pointer below the "Volume" control bar to the left to turn down the volume and to the right to turn up the volume (Volume control ).


Captions are automatically set to display at the bottom of the video screen. They are synchronized to display at the same time as the audio (Figure 2). To turn the captions on or off, click the "Caption" button (Caption button) to the right of the "Volume" control.

Caption text displayed

Figure 2: Caption Text.

Transcript Window

Every film and video includes a full-text transcript. It is displayed in the "Transcript" window (Figure 3) to the right of the video screen. There is a time stamp at the beginning of every paragraph in the transcript. Use the scroll bar on the right side of the "Transcript" tab to move the window up and down.

Video transcript text

Figure 3: Video Transcript Window.

Searching Video Transcripts

You may search the full-text of the video transcripts using the search box beneath the "Transcript" window. Enter a term or phrase in the search box and click the "Search" button (Figure 4B). The results are displayed in the "Search Results" window above the search box (Figure 4A). The video will begin playing the video where the first search result is located.

To return to the transcript window, click the "Transcript" tab to the left of the "Search Results" tab. See Searching for how to search all of the resources in the Digital Collections and Search Inside This Book for searching individual books.

Video search results display

Figure 4: Video Search Results for "teeth." The term is highlighted in bold in the text where it appears (A). The search term appears in the search box (B) below the Search Results window. In the "Search Results" window, every paragraph where the search term(s) appears in the transcript is displayed. In the video screen, the video is reset to the location of the first search result and automatically begins to play.

Every result has a corresponding yellow dot in the "Slider" bar below the video screen. The yellow dots identify the locations of the search results listed in the "Search Results" window. An arrow appears below the selected dot and the corresponding time appears in the time stamp.

To view the portion of the video with the search result, click one of the yellow dots to go to the desired location and select the "Play" button to view that portion of the video (Figure 5).

Video search results with the location identified by yellow dots

Figure 5: View of Video Screen with Search Results Locations. The yellow dots indicate the locations of the search term (A). The time of the frame for the first search result is listed in the time stamp (A). The video screen displays the frame of the first search result (B).

Main Help | Book Viewer | Video Player | Image Viewer | Frequently Asked Questions (FAQs) | Web Service