您可以使用LEADTOOLS Multimedia SDK创建具有专业水准的高品质的多媒体应用程序。该控件中加入了诸如捕获、播放和编辑等多媒体功能以及对最新的DirectShow过滤和许多多媒体文件格式的支持，即可以加载和转换多种文件格式（包括WAV、AVI、ASF、WMA、WMV、MPEG-1、OGG等等）。可以编程控制多媒体处理、压缩，视频和音频输入；还增加了摄像控制（亮度、对比度、缩放等等）；以及更灵活的捕获选项等等更多功能。
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 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
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