DV stands for Digital Video and has been defined in "Specification of Consumer-use Digital VCRs" (aka the Blue Book).

Multimedia Playback

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The LEADTOOLS Multimedia product line incorporates DirectShow playback functionality into API DLLs making it easy to use in non-C compilers that support them.

For full details on LEADTOOLS Multimedia Playback functions, refer to IltmmPlay topics under Multimedia Function References..

Multimedia Playback functionality includes:

$image\sqrblit.gif$ Save still bitmaps with control over format and quality.

$image\sqrblit.gif$ Save player settings to files and streams - settings include processors, flags and controls.

$image\sqrblit.gif$ Support for DVD navigation.

$image\sqrblit.gif$ Ability to use a preferred MPEG2 splitter when playing MPEG2 files.

$image\sqrblit.gif$ Ability to choose the place from where the still images are captured.

$image\sqrblit.gif$ Ability to play all formats supported by DirectShow.

$image\sqrblit.gif$ Select devices for playback. For example, select the sound card, if multiple sound cards are installed, to playback audio.

$image\sqrblit.gif$ Time-based, frame-based or synchronized with a track bar positioning.

$image\sqrblit.gif$ Read and seek DV timecode data.

$image\sqrblit.gif$ Mark the start point and end point to play.

$image\sqrblit.gif$ Set infinite loop or a repeat count.

$image\sqrblit.gif$ Get content information such as author, copyright, etc.

$image\sqrblit.gif$ Support for any DirectShow video and DirectShow audio processing filters.

$image\sqrblit.gif$ Support for zooming the video during playback: Fit to window, stretch, 50%, 75%, 100%, 200%, and full screen video options.

$image\sqrblit.gif$ Play streaming music and video from memory.

$image\sqrblit.gif$ Grab the current frame from the screen.

$image\sqrblit.gif$ Control the playback speed (2x, 3x, 4x, 1/2x, 1/3x, 1/4x)

Examples of applications that take advantage of the above functionality:

$image\sqrblit.gif$ Player software for music from a streaming audio hosting service.

$image\sqrblit.gif$ Player software for movies from a streaming video hosting service.

$image\sqrblit.gif$ Player software for streaming audio and video.

$image\sqrblit.gif$ Player software for AVI, MP3, MPEG, WMA, etc files.

$image\sqrblit.gif$ Windows media player like applications.

$image\sqrblit.gif$ Video conferencing - when used with capture, playback the samples sent over the network.