• 多媒体捕获
     能够从WDM、本地DirectShow包括DV、Windows视频捕获设备中捕获视频图像，还可以控制DV设备等。

• 多媒体播放
     能够播放所有DirectShow所支持的文件。可以支持DVD导航，还可以将播放设置保存到文件或二进制流中等等。

• 多媒体转换
     利用控件包提供的功能，您的用户可以将多媒体文件在AVI，Windows Media content，WAVE和MPEG1 Audio（MP3）格式之间互相转换，还可以选择DV设备输出等等功能。

• 多媒体文件格式
     支持大部分流行的多媒体格式（AVI、ASF、WMV、WAV、OGG、MPEG-2、MPG）。点击此处可以得到一个所支持格式的列表。

• 多媒体压缩
     通过可用的DirectShow过滤器压缩多媒体文件（内存中进行）。（Windows Media）

• 多媒体处理
     具有处理AVI、Windows Media content、WAVE和MPEG1Audio（MP3）格式或DirectShow过滤器捕获到的数据的能力。在电影回放、转换或被捕获时可以使用LEAD Video callback DirectShow过滤器中的200种像处理功能来处理电影。

• DirectShow过滤器
     LEADTOOLS Multimedia包含了一个多媒体过滤器包的测试版，这个多媒体过滤器包具有强大的多媒体处理功能。

• 产品演示
     LEADTOOLS Multimedia具有一些演示程序，可以帮助您开发您的项目。其中有音频、视频检测demo，音频更换demo，Mediainfo demo等等。

LEADTOOLS Multimedia SDK products are specifically designed for the development of audio/video applications across a wide variety of industries including defense, broadcast and security. The SDK offers a full range of technologies to developers and turns normally complex DirectShow projects into simple tasks.  Easily integrate core multimedia functionality such as capture, conversion, streaming and playback into applications with optional processing filters. These filters can be applied at any point of the workflow.

LEADTOOLS Multimedia and available add-ons offer H.264, H.263, MPEG-4, MPEG-2, AAC and AC3 codecs, and supports any available DirectShow audio/video codec. The toolkit also contains and utilizes multiplexers and/or demultiplexers for formats including MP4, AVI, MP3, WMV, MXF, 3GP, OGG, FLV (YouTube and HD Flash), ISO, MPEG-2 and MPEG-2 transport stream with KLV. The SDK provides MPEG-2 Transport, IIS, DMO, RTSP and network filters to stream data encoded with any codec.  Pause, rewind and fast-forward live capture and UDP or TCP/IP streams with LEADTOOLS DVR technology. Create and burn DVDs with menus, titles and chapters.

Overview of LEADTOOLS Multimedia Technology

• Add imaging technology to single and multi-threaded applications
• Development tools and components for C, C++ and development environments supporting .NET, DLL API and COM
• Includes 32 and 64 bit binaries for multimedia capture, conversion, playback, and more than 100 DirectShow filters including effects, sources, sinks, multiplexers, demultiplexers, color space converters, frame rate controllers, and codecs such as H264, MPEG-4 and MPEG-2
• Includes many broad and functionally specific demo projects with source code for VB.NET, C#, C, Visual C++ (MFC), VB
• HTML examples for streaming OGG H264, WMV H264, and Flash video from websites
• Includes a downloadable component to guarantee that the correct decoders are installed on the client’s computer before the video starts to play, eliminating the need for the client to reboot the computer before playing the video
• Documentation includes sample source code for every function, method, property and event.
• Free technical support is available to customers and developers evaluating LEADTOOLS.

Audio and Video Playback

• Play using any DirectShow demultiplexer and codec.
• Play streaming audio and video from memory, disk and network.
• Navigate and play from DVDs.
• Pass surround signals through a SPDIF connection.
• Zoom video during play.
• Control playback speed.
• Apply DirectShow audio and video processing filters during play.
• Capture and save still images to disk or memory from the video stream with frame precision.
• Set preferred MPEG-2 splitter to use in playback filter graph.
• Play MXF files.
• Select hardware devices to use for playback.
• Save player settings to file or stream.
• Set start and end frame for clipping playback.
• Get content and tag information.
• Read and seek DV timecode data.

Audio and Video Capture

• Capture from any DirectShow or WDM compliant device including capture cards, webcams, and TV tuners.
• Capture high resolution video including 720p, 720i, 1080p, 1080i from HDTV digital tuner devices.
• Enumerate and select all available audio and video devices programmatically.
• Capture in real time directly to file, memory, or create live streams for the Internet.
• Output the capture stream to any DirectShow supported format including AVI, WMV, WMA, OGG, DVSD OGG, WAVE, MPEG-1 Audio (MP3), MPEG-1 System, MPEG-2 (Program and Transport), ISO, MP4, MPEG-2 DICOM, DVD, Network formats, or a series of still images.
• Flicker free video preview with zoom.
• Programmatic control of tv tuner functions including input, format, and channel.
• Select the desired input such as TV Tuner, S-Video or composite video from multi-input capture devices.
• Enumerate and set capture device settings including resolution, frame rate, color space, format, brightness, contrast, zoom, and pan.
• Full integration with LEADTOOLS DVR SDK technology to pause, rewind, and fast forward live captures.
• Use a variety of audio sources including onboard, USB and web cam integrated.
• Close captioning support.
• Real time capture statistics including number of frames captured and dropped.
• Supports DirectShow video and audio processing filters to customize the capture.
• Capture in several modes including video only, audio only, and audio and video.
• Capture audio and video from DV devices without splitting the audio and video data, resulting in faster capture and fewer dropped frames.
• Programmatically control DV devices functionality such as play, pause, rewind, fast forward, record, and seek based on time codes.
• Load and save video to DV devices to download, edit, and save back the video to the device.

Audio and Video Conversion

• Convert any of the supported playback file formats to AVI, MPEG-2, MPEG-1, ISO (Flash HD, MP4, 3GPP, AAC, AVC1, MOV), FLV, XVID, ASF, WMV, WAV, WMA, OGG, and more.
• Supports DirectShow video and audio processing filters to customize the conversion.
• Add KLV metadata to an output MPEG-2 transport stream.
• Convert specific chapters or titles using the LEADTOOLS DVD Navigator
• Join multiple files or split a larger file into multiple smaller files.
• Create videos from a series of still images, or create still images from a video.
• Preview the current frame being converted.
• Pause and resume conversion process.
• Multiple types of IO supported for conversion including disk, memory, network stream, and custom source filters.
• Conversion logging options.
• Retrieve progress notifications during the conversion process.
• Output directly to DV.
• Calculate the estimated conversion output size prior to starting the conversion.

Audio and Video Codecs

LEADTOOLS Multimedia can utilize any DirectShow codec to compress or decompress audio and video. LEADTOOLS also includes the following audio and video codecs:

DirectShow Video Codecs

• H.264
• MPEG-4
• MPEG-2
• H.263
• MCMW
• MJPEG
• MJPEG2000
• Theora
• Screen Capture

DirectShow Audio Codecs

• AAC
• Vorbis
• AMR
• MPEG Layer 2 Audio Encoder
• AC3 Encoder

Formats, Multiplexers and Demultiplexers

Playback, Convert and Save Any Input File Format Supported by DirectShow Including:

• AVI
• MXF (Material eXchange Format)
• Adobe HD
• AVCHD
• DVD
• DVR
• MPEG-2 (Transport and Program)
• MPEG1 Video
• MPEG1 Layer-3 Audio (MP3)
• ISO (MP4, 3GPP, AAC, AVC1, MOV, Quicktime 2.0)
• DivX  / Xvid
• Flash Version 6 (FLV H.263)
• Flash Version 9 (Flash HD or Flash H.264 or F4V or FLV H.264)
• ASF Windows Media Format
• WMV Windows Media Format
• WMA Windows Media Format
• WAV
• DVSD
• OGG
• Still image formats including TIFF, JPEG, BMP and JPEG 2000
• DICOM

Audio and Video Formats for Mobile Devices

LEADTOOLS Multimedia SDK technology provides the latest codecs for creating high quality audio and video files playable on most mobile devices such as the iPod, iPhone, PSP, Zune, ZEN and Mobile Phones. In addition to compressing audio and video content for a wide variety of devices, LEAD compressors are optimized to create the smallest files possible while maintaining the highest possible quality to fit even more audio and video files on mobile devices.

Multimedia for Medical and DICOM Development

The LEADTOOLS Medical Multimedia SDK Module that adds the LEADTOOLS Multimedia SDK and a collection of state-of-the-art DirectShow filters for compressing and decompressing video and audio data inside DICOM files to LEADTOOLS Medical and PACS Imaging SDK products. This feature-rich product is designed to eliminate the complexity from converting cine images and video streams to DICOM objects including X-ray Angiography (XA), Ultrasound (US), Visible Light (VL), Secondary Capture (SC) and much more. The LEADTOOLS Medical Multimedia SDK Module utilizes the most advanced compression algorithms used in the industry and approved by the DICOM standard including MPEG-2, HD MPEG-2, Motion JPEG, and Motion JPEG 2000.

• LEADTOOLS Medical Multimedia SDK Module
• LEADTOOLS Medical Imaging Suite SDK

DirectShow Filters

The LEADTOOLS Multimedia SDK can utilize and control many DirectShow filters such as encoders, decoders, multiplexers, demultiplexers, sources, and sinks. DirectShow filters are multimedia components that can be used to compress, decompress, process, enhance or stream video and audio data.

LEADTOOLS Multimedia SDK can be Extended to Add More Technology

Add-on modules and plug-ins may be added to LEADTOOLS Multimedia to add even more imaging technology.

• LEADTOOLS DVD SDK Module
• LEADTOOLS DVR SDK Module
• LEADTOOLS Video Streaming SDK Module
• LEADTOOLS MPEG-2 Transport Stream SDK Module - includes DVR technology
• Additional codecs and filters