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DVP-7010BE User’s Manual

2.5.4 AdvDVP_GetNumberOfDevices

Syntax

int AdvDVP_GetNoOfDevices(int *pNoOfDevs)

Parameters

pNoOfDevs:

A pointer to get number of
video capture devices.

Return Value

SUCCEEDED: Function

succeeded.

FAILED:

Function failed.

SDKINITFAILED:

SDK not initialized.

Description

This function gets number of video capture devices in
the system.

Содержание DVP-7010BE

Страница 1: ...DVP 7010BE 4 Channel PCI bus Surveillance Capture card ...

Страница 2: ...ties which may result from its use Acknowledgments IBM and PC are trademarks of International Business Machines Corporation MS DOS Windows Microsoft Visual C and Visual BASIC are trade marks of Microsoft Corporation Intel and Pentium are trademarks of Intel Corporation Delphi and C Builder are trademarks of Inprise Corporation CE notification The DVP 7010BE developed by ADVANTECH CO LTD has passed...

Страница 3: ...3 CHAPTER 1 General Information ...

Страница 4: ...nput through BNC connectors and digitizes the data to PC through PCI bus The DVP 7010BE is a digital video surveillance card with SDK software develop kit It provides 4 pairs GPIO for user any kind application needs 1 1 Hardware Requirement Intel Pentium III 1GHz or above CPU speed depends on video frame rate channels and resolution 256 MB RAM or above Free PCI slot s CD ROM Hard disk with 1G free...

Страница 5: ...5 1 3 Block Diagram Figure 1 1 System diagram 1 4 Packing List DVP 7010BE PCI capture card X 1 Utility CD Driver Manual SDK Sample Sample source code X 1 Connection cable for WDT X 1 ...

Страница 6: ...DVP 7010BE User s Manual 6 1 5 Dimensions Figure 1 2 Dimensions ...

Страница 7: ...7 1 6 Connector location Figure 1 3 connector location GPIO J1 Video input for ODM customer only ...

Страница 8: ...1 GPIO J1 8 bit TTL CMOS level Digital I O GPIO J1 Pin define Pin no Description Pin 1 OUT0 Pin 2 OUT1 Pin 3 OUT2 Pin 4 OUT3 Pin 5 IN0 Pin 6 IN1 Pin 7 IN2 Pin 8 IN3 Pin 9 VCC Pin 10 GND Table 1 1 GPIO J1 pin definition Figure 1 4 GPIO J1 pin definition ...

Страница 9: ...facilitate the installation of the enhanced display device drivers and utility software you should read the instructions in this chapter carefully before you attempt installation The device drivers for the DVP 7010BE board are located on the software installation CD The auto run function of the driver CD will guide and link you to the utilities and device drivers under Windows system Before you be...

Страница 10: ...DVP 7010BE User s Manual 10 Installation Step 1 Pop up the System Properties window choose the Hardware page and press the Device Manager bottom ...

Страница 11: ...11 Step 2 Click the PC icon and press the left bottom of the mouse Press the Scan for hardware changes ...

Страница 12: ...DVP 7010BE User s Manual 12 Step 3 The system will show the un known devices like below window ...

Страница 13: ...13 Step 4 Click the below icon to specify the driver location ...

Страница 14: ...DVP 7010BE User s Manual 14 Step 5 Specify the driver under the CD_ROM driver ...

Страница 15: ...15 Step 6 Push the Next bottom to process the installation Step 7 Continuing the installation ...

Страница 16: ...DVP 7010BE User s Manual 16 Step 8 Press the Finish bottom to finish the first circle installation Then repeat the installation step 1 8 until all the un known devices are all installed ...

Страница 17: ...17 Step 9 From below window we know there are 8 new items are installed ...

Страница 18: ... 7010BE User s Manual 18 Installation of DVP 7010BE Demo Program Step 1 Install the DVP 7010BE demo program The executive file is in the path CD_ROM DVP 7010B 7020B SDK DVP 7010B 7020B Sample Installation ...

Страница 19: ...19 Step 2 Press the Next bottom to begin the installation ...

Страница 20: ...DVP 7010BE User s Manual 20 Step 3 Accept the license agreement and continue the installation ...

Страница 21: ...21 Step 4 Key in your name and company name Then press the Next bottom to continue Step 5 Choose the setup type you want and next ...

Страница 22: ...DVP 7010BE User s Manual 22 Step 6 Beginning the installation Step 7 Finished the installation of DVP 7010BE demo program ...

Страница 23: ...4DEV exe icon on the desktop Execute the demo program 1 10 Demo Program Functionality Below is the demo program window The left side panels are the preview windows of video inputs The right side panels are the function parameter settings ...

Страница 24: ...DVP 7010BE User s Manual 24 1 10 1 Device Each device is representative of one Conexant Fusion 878A video capture chip User can set different parameters to different 878A chip ...

Страница 25: ...et the Switch Channels to decide how many input for each 878A video chip Each 878A chip can switch to 4 channel video inputs to share 30 25 frame per second For more information please refer to Chapter 2 5 17 AdvDVP_SetVideoInput ...

Страница 26: ... the interlace effect on the video image In other words there will be lines in the capture image especially when the targeted image is moving To eliminate this effect user might need to set the resolution down to 640x240 and use specific algorisms to compensate the image interlace between the scanning even field image and odd field image For CIF 320x240 resolution there will be no interlace effect...

Страница 27: ...27 ...

Страница 28: ...DVP 7010BE User s Manual 28 1 10 4 Frame Rate Set the frame rate for video capturing for specific channel Please refer to Chapter 2 5 13 AdvDVP_SetFrameRate ...

Страница 29: ...29 1 10 5 Video Mux Set the Video Mux to specify the video input channel for setting parameter Please refer to Chapter 2 5 16 AdvDVP_GetVideoInput ...

Страница 30: ...DVP 7010BE User s Manual 30 1 10 6 Video Standard Set the video standard of your cameras Please refer to Chapter 2 5 10 AdvDVP_GetVideoFormat ...

Страница 31: ...31 1 10 7 Snap Buffer Press the Snap Buffer to get the image data of specific channel video input The snap image will be show on the up panel ...

Страница 32: ... of specific channel Please refer to chapter 2 5 18 AdvDVP_SetBrightness 2 5 18 AdvDVP_GetContrast 2 5 18 AdvDVP_SetContrast 2 5 18 AdvDVP_GetHue 2 5 18 AdvDVP_SetHue 2 5 18 AdvDVP_GetSaturation 2 5 18 AdvDVP_SetSaturation 1 10 9 GPIO control To get a specified DI value or to set a specified DO value ...

Страница 33: ...CHAPTER 2 Software Function Library CHAPTER ...

Страница 34: ... and close AdvDVP_CreateSDKInstence Creates SDK instance AdvDVP_InitSDK Initializes the SDK AdvDVP_CloseSDK Closes up the SDK Capture control AdvDVP_GetNoOfDevices Gets number of video capture devices AdvDVP_Start Starts video capturing AdvDVP_Stop Stops video capturing AdvDVP_GetCapState Gets capture state AdvDVP_SetNewFrameCallback Sets a callback function to SDK AdvDVP_GetCurFrameBuffer Gets cu...

Страница 35: ...oInput Gets video input mux AdvDVP_SetVideoInput Sets video input mux Sensor Control AdvDVP_GetBrightness Gets brightness value AdvDVP_SetBrightness Sets brightness value AdvDVP_GetContrast Gets contrast value AdvDVP_SetContrast Sets contrast value AdvDVP_GetHue Gets hue value AdvDVP_SetHue Sets hue value AdvDVP_GetSaturation Gets saturation value AdvDVP_SetSaturation Sets saturation value GPIO Ad...

Страница 36: ...DVP 7010BE User s Manual 36 GPIO pin ...

Страница 37: ...m Read End function pointer STREAMREAD_STRUCT The structure stores the Stream Read callback function pointers 2 2 2 Method Summary SDK Initialize and close AdvDVP_CreateEncSDKInstence Creates encoding SDK instance AdvDVP_InitSDK Initializes the SDK AdvDVP_CloseSDK Closes up the SDK AdvDVP_InitEncoder Opens and initializes video encoder AdvDVP_CloseEncoder Closes and release video encoder Encode co...

Страница 38: ...DVP_GetVideoFrameRate Gets video encoding frame rate AdvDVP_SetVideoFrameRate Sets video encoding frame rate AdvDVP_GetVideoResolution Gets video encoding resolution AdvDVP_SetVideoResolution Sets video encoding resolution AdvDVP_GetVideoKeyInterval Gets video encoding key interval AdvDVP_SetVideoKeyInterval Sets video encoding key interval ...

Страница 39: ...lly You can install the codec manually by using the rmp4 inf file Right click on the file and then click Install 2 3 1 Data Type Summary PlayerRes The method returned code 2 3 2 Method Summary Playback SDK initialize AdvDVP_CreatePlayerSDKInstence Creates Player SDK instance Playback control AdvDVP_OpenFile Opens file and initialize player AdvDVP_CloseFile Closes file that has been opened AdvDVP_P...

Страница 40: ...that is rendered AdvDVP_RegNotifyMsg Registers message sent to player when event occurs AdvDVP_CheckFileEnd Checks if file is finished playing Playback setting AdvDVP_GetVideoResolution Gets video resolution of file AdvDVP_GetFileTime Gets total file time AdvDVP_GetPlayedTime Gets current file time AdvDVP_SetPlayPosition Locates position of file AdvDVP_GetFileTotalFrames Gets total frame number of...

Страница 41: ... 41 number of file AdvDVP_GetPlayRate Gets current played rate ...

Страница 42: ...2 4 DVP7010B 7020B Functions Reference Data Type 2 4 1 Res Syntax typedef enum tagRes SUCCEEDED 1 FAILED 0 SDKINITFAILED 1 PARAMERROR 2 NODEVICES 3 NOSAMPLE 4 DEVICENUMERROR 5 INPUTERROR 6 Res Description The method returned code ...

Страница 43: ...DKInstence Syntax int AdvDVP_CreateSDKInstence void pp Parameters pp A pointer to the SDK instance Return Value SUCCEEDED Function succeeded FAILED Function failed PARAMERROR Parameter error Description This function creates SDK instance ...

Страница 44: ...alue SUCCEEDED Function succeeded FAILED Function failed NODEVICES No devices found Description This function initializes all video capture devices in the system After initializing each device the capture status would be set as STOPPED See Also AdvDVP_GetNoOfDevices AdvDVP_GetCapState AdvDVP_CloseSDK ...

Страница 45: ...ax int AdvDVP_CloseSDK void Parameters None Return Value SUCCEEDED Function succeeded SDKINITFAILED SDK not initialized Description This function cleans all instances of capture devices and closes up the SDK See Also AdvDVP_InitSDK ...

Страница 46: ...VP_GetNoOfDevices int pNoOfDevs Parameters pNoOfDevs A pointer to get number of video capture devices Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized Description This function gets number of video capture devices in the system ...

Страница 47: ...mux2 mux3 Main A main window handle hwndPreview A windows handle for display area This parameter is only valid when the SwitchChans is zero When the value of this parameter is NULL the video will not be rendered Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number Description This function starts video capturing on ...

Страница 48: ...DVP 7010BE User s Manual 48 SwitchingChans 0 the video input mux will be set 0 See Also AdvDVP_Stop AdvDVP_GetCapState ...

Страница 49: ...rn Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number Description This function stops video capturing on a specified capture port The capture state would be set as STOPPED after a successful stop See Also AdvDVP_Start AdvDVP_GetCapState ...

Страница 50: ...um Specifies the device number 0 3 Return Value DEVICENUMERROR Invalid device number SDKINITFAILED SDK not initialized Description This function gets capture state of a specified capture port typedef enum STOPPED 1 RUNNING 2 UNINITIALIZED 1 UNKNOWNSTATE 2 CapState See Also AdvDVP_InitSDK AdvDVP_Start AdvDVP_Stop ...

Страница 51: ...uffer size buf Frame buffer VMux Video mux Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter NOSAMPLE No buffer sample Description This function gets current frame buffer of a specified capture port Start capturing before the function is called See Also AdvDVP_Start ...

Страница 52: ...nt nDevNum int VMux int bufsize BYTE buf nID Single video input ID or the video mux ID The value of IDs is showed as following define ID_NEW_FRAME 37810 define ID_MUX0_NEW_FRAME 37800 define ID_MUX1_NEW_FRAME 37801 define ID_MUX2_NEW_FRAME 37802 define ID_MUX3_NEW_FRAME 37803 nDevNum Specifies the device number 0 3 VMux Specifies the video mux number 0 3 bufsize An integer pointer of the frame buf...

Страница 53: ...eded SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number Description This function sets a callback function to SDK When new frame arrived messages and frame information will be sent to callback function See Also ...

Страница 54: ...deo_None 0x00000000 Video_NTSC_M 0x00000001 Video_NTSC_M_J 0x00000002 Video_PAL_B 0x00000010 Video_PAL_M 0x00000200 Video_PAL_N 0x00000400 Video_SECAM_B 0x00001000 AnalogVideoFormat Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function gets video input format of ...

Страница 55: ...00 Video_NTSC_M 0x00000001 Video_NTSC_M_J 0x00000002 Video_PAL_B 0x00000010 Video_PAL_M 0x00000200 Video_PAL_N 0x00000400 Video_SECAM_B 0x00001000 AnalogVideoFormat Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number Description This function sets video input format a specified capture port This function should be ...

Страница 56: ...DVP 7010BE User s Manual 56 AdvDVP_GetVideoFormat ...

Страница 57: ...evice number 0 3 FrameRate A pointer to get video frame rate Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function gets frame rate of a specified capture port See Also AdvDVP_SetFrameRate ...

Страница 58: ... channels mux0 mux1 2 three channels mux0 mux1 mux2 3 four channels mux0 mux1 mux2 mux3 FrameRate A value to set frame rate 0 FrameRate 30 Default value is 30 Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function sets frame rate of a specified capture port This f...

Страница 59: ... 59 SwitchingChans 0 the frame rate must be set 30 Otherwise the function will return PARAMERROR See Also AdvDVP_GetFrameRate ...

Страница 60: ...on typedef enum FULLPAL 0 PAL 768x576 SIZED1 NTSC 720x480 PAL 720x576 SIZEVGA 640x480 SIZEQVGA 320x240 SIZESUBQVGA 160x120 VideoSize Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function gets video resolution of a specified capture port See Also AdvDVP_SetResolut...

Страница 61: ...0 PAL 768x576 SIZED1 NTSC 720x480 PAL 720x576 SIZEVGA 640x480 SIZEQVGA 320x240 SIZESUBQVGA 160x120 VideoSize Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number Description This function sets video resolution of a specified capture port This function should be called before AdvDVP_Start See Also AdvDVP_GetResolutio...

Страница 62: ...ceeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function gets video input mux of a specified capture port It returns FAILED when argument SwitchingChans of AdvDVP_Start was set nonzero And the video input mux will be set 0 automatically when argument SwitchingChans of AdvDVP_Start was set nonzero See...

Страница 63: ...ED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter Description This function sets video input mux of a specified capture port It returns FAILED when argument SwitchingChans of AdvDVP_Start was set nonzero And the video input mux will be set 0 automatically when argument SwitchingChans of AdvDVP_Start was set nonzero See Also AdvDV...

Страница 64: ... 1 3 This value must be set 1 when no switching channels lpValue A long pointer to get brightness value Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function gets brightness value of a specified capture port See Also AdvDVP_SetB...

Страница 65: ...is value must be set 1 when no switching channels lValue A value to set brightness 0 100 Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function sets brightness value of a specified capture port See Also AdvDVP_GetBrightness ...

Страница 66: ...mux 1 3 This value must be set 1 when no switching channels lpValue A long pointer to get contrast value Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function gets contrast value of a specified capture port See Also AdvDVP_SetCo...

Страница 67: ... 3 This value must be set 1 when no switching channels lValue A value to set contrast 0 100 Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function sets contrast value of a specified capture port See Also AdvDVP_GetContrast ...

Страница 68: ...t mux 1 3 This value must be set 1 when no switching channels lpValue A long pointer to get hue value Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function gets hue value of a specified capture port See Also AdvDVP_SetHue ...

Страница 69: ...3 This value must be set 1 when no switching channels lValue A value to set hue 0 100 Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function sets hue value of a specified capture port See Also AdvDVP_GetHue ...

Страница 70: ...ux 1 3 This value must be set 1 when no switching channels lpValue A long pointer to get saturation value Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function gets saturation value of a specified capture port See Also AdvDVP_Se...

Страница 71: ...is value must be set 1 when no switching channels lValue A value to set saturation 0 100 Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized DEVICENUMERROR Invalid device number PARAMERROR Invalid parameter INPUTERROR Invalid video input mux Description This function sets saturation value of a specified capture port See Also AdvDVP_GetSaturation ...

Страница 72: ...ecifies the digital input number 0 3 pValue A pointer to get the value of the specified digital input Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized PARAMERROR Invalid parameter Description This function gets the value of the specified digital input See Also AdvDVP_GPIOSetData ...

Страница 73: ...igital output number 0 3 bValue A value to set the value of the specified digital output Return Value SUCCEEDED Function succeeded FAILED Function failed SDKINITFAILED SDK not initialized PARAMERROR Invalid parameter Description This function sets the value of the specified digital output See Also AdvDVP_GPIOGetData ...

Страница 74: ...0B Encoding Functions Reference Data Type 2 6 1 EncRes Syntax typedef enum tagRes ENC_SUCCEEDED 1 ENC_FAILED 0 ENC_SDKINITFAILED 1 ENC_ENCINITFAILED 2 ENC_PARAMERROR 3 ENC_ENCNUMERROR 4 ENC_BUFFERFULL 5 EncRes Description The method returned code ...

Страница 75: ...d PSTREAMREADBEGIN int nEncNum Parameters nEncNum Specifies the encoder number Return Value None Description The pointer to the Stream Read Begin callback function called when begins the video stream read process See Also STREAMREAD_STRUCT ...

Страница 76: ...encoded video frame lBufSize Specifies the size of the encoded video frame dwCompFlags Specifies if this encoded video frame is I frame The AVIIF_KEYFRAME value means the frame is I frame define AVIIF_KEYFRAME 0x00000010L Return Value None Description The pointer to the Stream Read Process callback function called after every video frame is encoded User can use this function to get every encoded v...

Страница 77: ...PSTREAMREADEND int nEncNum Parameters nEncNum Specifies the encoder number Return Value None Description The pointer to the Stream Read End callback function called when the video stream read process is finished See Also STREAMREAD_STRUCT ...

Страница 78: ...ADEND int nEncNum STREAMREAD_STRUCT Parameters PSTREAMREADBEGIN The pointer to the Stream Read Begin callback function called when begins the video stream read process PSTREAMREADPROC The pointer to the Stream Read Process callback function called after every video frame is encoded PSTREAMREADEND The pointer to the Stream Read End callback function called when the video stream read process is fini...

Страница 79: ... 79 This structure stores the Stream Read callback function pointers See Also PSTREAMREADBEGIN PSTREAMREADPROC PSTREAMREADEND AdvDVP_SetStreamReadCB ...

Страница 80: ...tence Syntax int AdvDVP_CreateEncSDKInstence void pp Parameters pp A pointer to the encoding SDK instance Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_PARAMERROR Parameter error Description This function creates the encoding SDK instance ...

Страница 81: ... AdvDVP_InitSDK Syntax int AdvDVP_InitSDK void Parameters None Return Value ENC_SUCCEEDED Function succeeded Description This function initializes all parameters of the SDK in the system See Also AdvDVP_CloseSDK ...

Страница 82: ...tax int AdvDVP_CloseSDK void Parameters None Return Value ENC_SUCCEEDED Function succeeded ENC_SDKINITFAILED SDK does not be initialized successfully Description This function cleans all parameters of the SDK and closes up the SDK See Also AdvDVP_InitSDK ...

Страница 83: ...ffer size Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number Description This function opens and initializes the specified video encoder After initializing the encoder the encoding state would be set as ENC_STOPPED See Also AdvDVP_CloseEncoder AdvDVP_GetState ...

Страница 84: ...NC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function closes and releases the specified video encoder After successfully calling this function the encoding state would be set as ENC_UNINITIALIZED See Also AdvDVP_InitEncoder AdvDVP_GetState ...

Страница 85: ...failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function notifies the specified video encoder to prepare to encode the video The encode state would be set as ENC_RUNNING after a successful beginning See Also AdvDVP_VideoEncode AdvDVP_StopVideoEncode AdvDVP_GetSta...

Страница 86: ...InBufSize Specifies the size of the input buffer bKeyFrame Specifies if the video frame is encoded as a I frame Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully ENC_PARAMERROR Parameter error ENC_BUFFERFULL Encoding...

Страница 87: ... 87 buffer Description This function writes the video frame to the encoding buffer to encode it by the specified encoder See Also AdvDVP_StartVideoEncode AdvDVP_StopVideoEncode ...

Страница 88: ...failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function notifies the specified video encoder to stop encoding and releases all relational resources The encoding state would be set as ENC_STOPPED after a successful stop See Also AdvDVP_StartVideoEncode AdvDVP_Vid...

Страница 89: ...number 0 15 Return Value ENC_ENCNUMERROR Invalid encoder number Description This function gets encoding state of a specified video encoder typedef enum ENC_STOPPED 1 ENC_RUNNING 2 ENC_UNINITIALIZED 1 EncoderState See Also AdvDVP_InitEncoder AdvDVP_CloseEncoder AdvDVP_StartVideoEncode AdvDVP_StopVideoEncode ...

Страница 90: ...B STREAMREAD_STRU CT pStreamRead Parameters pStreamRead A pointer to STREAMREAD_STRUCT structure recording the pointers to the StreamRead callback functions Return Value None Description This function registers the Stream Read callback functions to the SDK See Also STREAMREAD_STRUCT structure ...

Страница 91: ...eturn Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function gets video quant of the specified video encoder The lower video quant can get the compressed video with higher quality and bit rate vice vers...

Страница 92: ...lity is 4 Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function sets video quant of the specified video encoder The lower video quant can get the compressed video with higher quality and bit rat...

Страница 93: ...to get the video frame rate Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function gets video frame rate of the specified video encoder See Also AdvDVP_SetVideoFrameRate ...

Страница 94: ...o frame rate The range is 1 30 The default video frame rate is 30 Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function sets video frame rate of the specified video encoder See Also AdvDVP_GetVi...

Страница 95: ...e width of the video nHeight A pointer to get the height of the video Return Value ENC_SUCCEEDED Function succeeded ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function gets video resolution of the specified video encoder See Also AdvDVP_SetVideoResolution ...

Страница 96: ...fault width is 320 nHeight A value to set the height of the video The default height is 240 Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function sets video resolution of the specified video enc...

Страница 97: ...erval of the video key frame Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function gets the interval of the video key frame of the specified video encoder See Also AdvDVP_SetVideoKeyInterval ...

Страница 98: ...deo key frame The range is 1 99 The default video frame rate is 60 Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully ENC_ENCNUMERROR Invalid encoder number ENC_ENCINITFAILED Encoder does not be initialized successfully Description This function sets the interval of the video key frame of the specified video encoder S...

Страница 99: ...ileName Specifies the file name of the AVI file nWidth nHeight nFrameRate Specifies the frame rate of the video Return Value If the function succeeds the file handle is returned Otherwise the function returns NULL Description This function creates the AVI file to save the encoded video stream See Also AdvDVP_WriteAVIFile AdvDVP_CloseAVIFile ...

Страница 100: ...lBufSize Specifies the size of the video stream data buffer dwCompFlags Flag associated with this data The AVIIF_KEYFRAME flag is defined to indicate this data does not rely on preceding data in the file define AVIIF_KEYFRAME0x00000010L Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully Description This function write...

Страница 101: ... 101 AdvDVP_CloseAVIFile ...

Страница 102: ...hAVIFile Parameters hAVIFile Specifies the AVI file handle Return Value ENC_SUCCEEDED Function succeeded ENC_FAILED Function failed ENC_SDKINITFAILED SDK does not be initialized successfully Description This function closes the specified AVI file See Also AdvDVP_CreateAVIFile AdvDVP_WriteAVIFile ...

Страница 103: ...010B 7020B Player Functions Reference Data Type 2 8 1 PlayerRes Syntax typedef enum tagRes PLAYER_SUCCEEDED 1 PLAYER_FAILED 0 PLAYER_SDKINITFAILED 1 PLAYER_PARAMERROR 2 PlayerRes Description The method returned code ...

Страница 104: ...ence Syntax int AdvDVP_CreatePlayerSDKInstence void pp Parameters pp A pointer to the player SDK instance Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed PLAYER_PARAMERROR Parameter error Description This function creates playback SDK instance ...

Страница 105: ...f the source video file Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function opens the source video file and initializes the video player The playback status would be set as PLAYER_STOPPED after successfully calling this function See Also AdvDVP_CloseFile AdvDVP_GetStatus ...

Страница 106: ...lue PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function closes the source video file and free resources allocated for video player The playback status would be set as PLAYER_NOTOPENED after successfully calling this function See Also AdvDVP_OpenFile AdvDVP_GetStatus ...

Страница 107: ... the display area is resized automatically according to the video resolution Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function plays the file that has been opened The playback status would be set as PLAYER_PLAYING after successfully calling this function See Also AdvDVP_Pause AdvDVP_Stop AdvDVP_GetStatus ...

Страница 108: ...urn Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function pauses or continues the file that has been opened The playback status would be set as PLAYER_PAUSED after successfully calling this function See Also AdvDVP_Play AdvDVP_Stop AdvDVP_GetStatus ...

Страница 109: ...Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function stops the file that is playing The playback status would be set as PLAYER_STOPPED after successfully calling this function See Also AdvDVP_Play AdvDVP_Pause AdvDVP_GetStatus ...

Страница 110: ...YER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function improves the current play speed by one time 4 times at most The playback status would be set as PLAYER_PLAYING after successfully calling this function See Also AdvDVP_Pause AdvDVP_Stop AdvDVP_Slow AdvDVP_GetStatus ...

Страница 111: ...DED Function succeeded PLAYER_FAILED Function failed Description This function slows the current play speed by one time 4 times at most The playback status would be set as PLAYER_PLAYING after successfully calling this function See Also AdvDVP_Pause AdvDVP_Stop AdvDVP_Fast AdvDVP_GetStatus ...

Страница 112: ...one Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function makes the video to step forward one frame The playback status would be set as PLAYER_PAUSED after successfully calling this function See Also AdvDVP_Pause AdvDVP_Stop AdvDVP_GetStatus ...

Страница 113: ... PLAYER_FAILED Function failed Description This function gets playback status typedef enum tagPlayerStatus PLAYER_NOTOPENED 0 PLAYER_OPENED 1 PLAYER_PLAYING 2 PLAYER_STOPPED 3 PLAYER_PAUSED 4 PlayerStatus See Also AdvDVP_OpenFile AdvDVP_CloseFile AdvDVP_Play AdvDVP_Pause AdvDVP_Stop AdvDVP_Fast AdvDVP_Slow AdvDVP_PlayStep ...

Страница 114: ...ge LPBYTE lpImage long pBufSize Parameters lpImage A pointer to a image buffer pBufSize A long pointer to receive the returned image buffer size Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function gets current played image See Also ...

Страница 115: ...sage When this message is received it means some event of the playback occur such as the file playing is end Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function registers a user define message When an event of the playback occurs this message will be sent to the specified window This function must be called after AdvDVP_OpenFile function ...

Страница 116: ...DVP 7010BE User s Manual 116 See Also AdvDVP_CheckFileEnd ...

Страница 117: ...DVP_CheckFileEnd Parameters None Return Value If the event that the file playing end is detected this function returns TRUE Otherwise the function returns FALSE Description This function checks if the file playing is end See Also AdvDVP_RegNotifyMsg ...

Страница 118: ...int nWidth int nHeight Parameters nWidth An integer pointer to get the width of the video nHeight An integer pointer to get the height of the video Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function gets width and the height of the video See Also ...

Страница 119: ...uble AdvDVP_GetPlayRate Parameters None Return Value If the function succeeded the playback ratio is returned Otherwise the function returns 0 Description This function retrieves the playback rate See Also AdvDVP_Play AdvDVP_Fast AdvDVP_Slow ...

Страница 120: ... double AdvDVP_GetFileTime Parameters None Return Value If the function succeeded the total file time is returned Otherwise the function returns 0 Description This function retrieves total file time in seconds See Also AdvDVP_GetPlayedTime AdvDVP_SetPlayPosition ...

Страница 121: ...P_GetPlayedTime Parameters None Return Value If the function succeeded the current file time is returned Otherwise the function returns 0 Description This function retrieves current file time in seconds See Also AdvDVP_GetFileTime AdvDVP_SetPlayPosition ...

Страница 122: ..._SetPlayPosition double dTime Parameters dTime Specifies the file time in seconds Return Value PLAYER_SUCCEEDED Function succeeded PLAYER_FAILED Function failed Description This function seeks the file to the specified file time See Also AdvDVP_GetFileTime AdvDVP_GetPlayedTime ...

Страница 123: ...tFileTotalFrames Parameters None Return Value If the function succeeded the total number of the frame of the file is returned Otherwise the function returns 0 Description This function retrieves total number of the frame of the file See Also AdvDVP_GetPlayedFrames ...

Страница 124: ...NGLONG AdvDVP_GetPlayedFrames Parameters None Return Value If the function succeeded the current frame number of the file is returned Otherwise the function returns 0 Description This function retrieves current frame number of the file See Also AdvDVP_GetFileTotalFrames ...

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