視頻捕捉設備

TVideoGrabber能捕捉和記錄多種視頻捕捉設備上的視頻和音頻流，包括USB攝像頭、USB模擬捕捉設備、網(wǎng)絡攝像機、臺式機、PCI捕捉卡等。下面列舉幾種TVideoGrabber支持的捕捉設備：

• 標準的USB webcams，如 Logitech C910 in Full HD 1080p, the Microsoft Lifecam Cinema...

• IP cameras (MJPEG or JPEG格式)

• HD webcams，如 Logitech C920 with native H264 to MP4 recording,

• RTSP cameras in H264/MPEG4 with or without AAC audio with our optional RTSP/RTMP source filter),

• 專業(yè)的捕捉/渲染卡，如 the Blackmagic Decklink, AJA Kona, ...

• GigE cameras with a DirectShow driver，如Point Grey cameras,

• HD camcorders through firewire or USB, ...

• USB analog Composite/SVideo capture devices，如EasyCap, the Hauppauge USB-Live-2, ...

• PCI analog Composite/SVideo and digical capture cards，如OsPrey 210 or 440,

• PCI/PCIe capture cards with hardware encoder like the Hauppauge Colossus, Sensoray 2250S, ...

視頻預覽

• 可以從DV攝像機、USB網(wǎng)絡攝像頭、PCI視頻采集卡、電視卡、USB捕捉設備和數(shù)碼攝像機（比如sony攝像機）中捕獲視頻內(nèi)容

視頻記錄

• AVI/MPEG/ASF記錄

• 重復記錄

• 即時或記錄之后壓縮視頻和音頻流，采用標準的視頻/音頻編碼，比如MPEG, DivX, OpenDivX, XVid

• 在AVI記錄的時候，可以暫停/繼續(xù)。每一次暫停/繼續(xù)可以增加一個新的幀

完全支持DV

• DV時間碼

• DV日期和時間

• 發(fā)送到DV（“打印至DV”），讓可以你發(fā)送音頻/視頻到某一DV設備中，比如DV攝像機

即時網(wǎng)絡數(shù)據(jù)流（點對點視頻）

• 通過TVideoGrabber運行的平臺，直接與互聯(lián)網(wǎng)連接

• 通過Windows Media Server 的公共服務器代理連接

多種輸入支持

• 支持多種視頻記錄卡

• 在2x2 或者 4x4的馬賽克視頻或者主/從模式中，支持4開關輸入和16開關輸入

播放檢測

• 當視頻處于播放檢測時，每一個視頻幀被分成多個單元

• 每一個單元的感應可以通過一個簡單的對話框調(diào)節(jié)

媒體播放

• 軌道控制

• 按任意速度回放

• 快速向前和向后快進行查找

• 同步播放多個TVideoGrabber工具

捕獲幀

• 在預覽、記錄或者回放過程中捕獲幀，并按照幀的次序自動保存為TBitmap, BMP 和 JPEG文件

視頻圖像處理

• 添加圖像和圖形覆蓋

• 添加文本覆蓋

• 反交錯技術(shù)

• 設置視頻透明度

• 視頻旋轉(zhuǎn)90° 180° 270°

• 自上而下和從左到右

• 一般尺寸和完整尺寸的反交錯播放

• 調(diào)整亮度、對比度、飽和度和色調(diào)

• 顏色反白

• 灰度

預覽和記錄視頻

• 支持視頻文件或者來自URL的視頻流

• 屏幕截取記錄

• 支持顯示或隱藏鼠標指針

裁減和縮放

• 對視頻的某一指定區(qū)域進行視頻記錄

• 對視頻的某一指定區(qū)域進行縮放

通過位圖來制作視頻

• 指定幀的播放速度

視頻重編碼技術(shù)

• 用于視頻和/或者音頻壓縮

• 針對已經(jīng)添加圖像和/或者文本覆蓋的視頻

• 針對指定開始和終止位置的視頻截取

雙屏顯示

• 支持2個不同的顯示屏幕（比如一個小的視頻窗口在顯示屏上，而第二個是全屏顯示）

TV調(diào)節(jié)

• 電視頻道搜尋

• 忽略電視頻段

視頻捕獲設備控制

• 視頻尺寸

• 幀播放速度

• 視頻輸入

• 視頻標準（NTSC/PAL/SECAM）

• 焦點

• 縮放

• 發(fā)布和撤銷幀操作時，進行幀計數(shù)

• VIDEO PREVIEW
  of video capture devices like DV camcorders, USB webcams, PCI capture cards, TV cards, USB capture devices and firewire cameras (like Sony cameras).
• VIDEO RECORDING
  • AVI/MPEG/ASF recording,
  • pre-roll recording,
  • compression of the audio and video streams, "on-the-fly" or after recording, using standard audio/video codecs like MPEG, DivX, OpenDivX, XVid...
  • pause/resume during AVI recording, with possibility to create a new clip for each pause/resume,
• FULL DV SUPPORT
  • DV timecode
  • DV date/time
  • Send to DV ("print to DV"), lets you send the audio/video to a DV device like a DV camcorder,
• LIVE NETWORK STREAMING (Video over IP)
  • directly to the internet, from the platform running TVideoGrabber,
  • indirectly through a publishing point on a Windows Media Server,
• MULTIPLEXED INPUTS SUPPORT
  • supports video cards with several inputs,
  • accept 4 switched inputs and 16 switched inputs in 2x2 or 4x4 mosaïc video or in master/slave modes,
• MOTION DETECTION
  • the video frame area is divided in cells, within motion is detected,
  • the sensitivity of each cell can be easily adjusted through a simple dialog,
• MEDIA PLAYER
  • trackbar control,
  • playback at any speed,
  • fast seeking forward and backward,
  • synchronization of several TVideoGrabber player components
• FRAME CAPTURE
  • to TBitmap, BMP and JPEG files, one by one or automatically,
  • during preview, recording or playback,
• VIDEO PROCESSING
  • image and graphic overlays,
  • text overlay,
  • deinterlacing,
  • video transparency,
  • video rotation 90° 180° 270°,
  • top-down and left-right,
  • half size and full size deinterlacing,
  • brightness, contrast, saturation, hue,
  • inverted colors,
  • greyscale.
• PREVIEW AND RECORDING OF VIDEO CLIPS
  • video files or a video streaming URLs
• SCREEN RECORDING
  • with or without the cursor
• CROPPING AND ZOOMING
  • recording of only a cropped area of the video source
  • zooming within areas the video source
• VIDEO CLIP BUILT FROM BITMAPS
  • at a given frame rate
• VIDEO CLIP REENCODING
  • by using the audio and/or video compressors,
  • by applying graphics and/or text overlays,
  • by extracting sequences from a start and stop time.
• DUAL DISPLAY
  • on 2 different monitors (e.g. a small video window on a monitor and a full screen video on the 2nd)
• TV TUNING
  • TV channels scanning,
  • TV frequency overrides.
• VIDEO CAPTURE DEVICE CONTROL
  • video size,
  • frame rate,
  • video input,
  • analog video standard (NTSC/PAL/SECAM),
  • focus,
  • zoom,
  • frame count of delivered and dropped frames.