EDSDKでキャノンのカメラをPCから制御する

#include <stdio.h>
#include <Windows.h>
#include "EDSDK.h"
#include "EDSDKErrors.h"
#include "EDSDKTypes.h"

int	filecount=1; // Jpeg large fine only

int	transfered = 0;

EdsCapacity newcapacity = {0x7FFFFFFF,0x1000,1};


void downloadImage(EdsDirectoryItemRef directoryItem)
{
	EdsError err = EDS_ERR_OK;
	EdsStreamRef stream = NULL;
// Get directory item information
	EdsDirectoryItemInfo dirItemInfo;

	err = EdsGetDirectoryItemInfo(directoryItem, & dirItemInfo);
// Create file stream for transfer destination
	if(err == EDS_ERR_OK)
	{
	err = EdsCreateFileStream( dirItemInfo.szFileName,
	kEdsFileCreateDisposition_CreateAlways,
	kEdsAccess_ReadWrite, &stream);
	}
// Download image
	if(err == EDS_ERR_OK)
	{
	err = EdsDownload( directoryItem, dirItemInfo.size, stream);
	}
// Issue notification that download is complete
	if(err == EDS_ERR_OK)
	{
	err = EdsDownloadComplete(directoryItem);
	filecount--;
	if(filecount == 0 )
		transfered = 1;
	}
// Release stream
	if( stream != NULL)
	{
	EdsRelease(stream);
	stream = NULL;
	}
	err = EdsDeleteDirectoryItem(directoryItem);
	if (err == EDS_ERR_OK)
		printf("file in camera deleted\n");

//	return err;
}

EdsError EDSCALLBACK handleObjectEvent( EdsObjectEvent event,
EdsBaseRef object,
EdsVoid * context)
{
// do something

//	printf("callbacked...\n\n\n");

switch(event)
{
case kEdsObjectEvent_DirItemCreated:
	printf("dir item request diritemcreated raised......\n\n");
downloadImage(object);
break;
default:
break;
}

// Object must be released
if(object)
	{
EdsRelease(object);
}

	return EDS_ERR_OK;
}

void start_liveview(EdsCameraRef camera)
{
	EdsOpenSession(camera);
	EdsUInt32 device = kEdsPropID_Evf_OutputDevice;
	EdsGetPropertyData(camera, kEdsPropID_Evf_OutputDevice, 0, sizeof(device), &device);

	device |= kEdsEvfOutputDevice_TFT;
	EdsSetPropertyData(camera, kEdsPropID_Evf_OutputDevice, 0, sizeof(device), &device);
}

void stop_liveview(EdsCameraRef camera)
{
	EdsUInt32 device;
	EdsGetPropertyData(camera, kEdsPropID_Evf_OutputDevice, 0, sizeof(device), &device);
	device &= ~kEdsEvfOutputDevice_TFT;
	EdsSetPropertyData(camera, kEdsPropID_Evf_OutputDevice, 0, sizeof(device), &device);
	EdsCloseSession(camera);
}

int	main()
{
//	char	buff[100];
	EdsError err = EDS_ERR_OK;
	EdsCameraListRef cameraList = NULL;
	EdsCameraRef	camera = NULL;
	EdsUInt32	count = 0;
	int	IsSDKLoaded = 0;
	EdsDeviceInfo deviceInfo;
	EdsInt32 saveTarget = kEdsSaveTo_Host;
	MSG	msg;
	EdsUInt32 imgQ = EdsImageQuality_LJF;

	err = EdsInitializeSDK();
	if( err == EDS_ERR_OK )
		IsSDKLoaded = 1;
	else {
		printf("can't init. EDSDK\n");
		EdsTerminateSDK();
		exit(1);
	}
	printf("Getting camera list...\n");
	err = EdsGetCameraList(&cameraList);
	if( err == EDS_ERR_OK ){
		err = EdsGetChildCount(cameraList, &count);
		if( count == 0 )
			printf("no cameras...\n");
		else
			printf("camera count is %d\n",count);
	}
	else {
		printf("can't get camera list...\n");
		EdsTerminateSDK();
		exit(1);
	}

	err = EdsGetChildAtIndex(cameraList,0,&camera);


	err = EdsGetDeviceInfo(camera,&deviceInfo);

// now select camera
// set event handler before opensession is that ok?

	

	//err = EdsSetObjectEventHandler(camera,kEdsObjectEvent_All,handleObjectEvent,NULL);
	err = EdsOpenSession(camera);

	err = EdsSetObjectEventHandler(camera,kEdsObjectEvent_All,handleObjectEvent,NULL);
	if( err != EDS_ERR_OK) {
		printf("can't hookup handle routine\n");
	}

	//err = EdsSetCameraStateEventHandler(camera, kEdsStateEvent_All, handleStateEvent, NULL); 
	//if( err != EDS_ERR_OK) {
	//	printf("can't hookup state handle routine\n");
	//}

/*

err = EdsSendStatusCommand( camera, kEdsCameraStatusCommand_UILock, 0);
if(err == EDS_ERR_OK)
{
	printf("camera locked\n");
}
else {
	printf("lock failed code is %x\n",err);
}




	err =EdsSetPropertyData(camera,kEdsPropID_ImageQuality,0,sizeof(imgQ),&imgQ);
	if( err != EDS_ERR_OK) {
		printf("can't setup image quality  to jpeg only large error code is %x\n",err);
		
	}

*/
	//err =EdsSetPropertyData(camera,kEdsPropID_SaveTo,0,4,&saveTarget);
	err = EdsSetCapacity(camera,newcapacity);

	if( err != EDS_ERR_OK) {
		printf("can't setup host capacity\n");
	}

	EdsUInt32 saveTo = kEdsSaveTo_Camera;
	err = EdsSetPropertyData(camera, kEdsPropID_SaveTo, 0, sizeof(saveTo), &saveTo);
	if (err != EDS_ERR_OK) {
		printf("can't setup saveto target to host\n");
	}


	start_liveview(camera);

	Sleep(500);	// will wait

	//EdsOpenSession(camera);
	EdsUInt32 record_start = 4; //     B e ̊J n
	err = EdsSetPropertyData(camera, kEdsPropID_Record, 0, sizeof(record_start), &record_start);
	if (err != EDS_ERR_OK) {
		printf("can't start movie recording\n");
	}
	else
		printf("movie recording started\n");

	Sleep(7000+1000);	// wait 1 seconds

	printf("will stop movie recording\n");
	


	EdsUInt32 record_stop = 0; //     B e ̏I  
	err = EdsSetPropertyData(camera, kEdsPropID_Record, 0, sizeof(record_stop), &record_stop);
	if (err != EDS_ERR_OK) {
		printf("can't stop movie recording\n");
	}
	else
		printf("movie recording stopped\n");
	

	while (GetMessage(&msg, NULL, 0, 0)) {
		TranslateMessage(&msg);
		DispatchMessage(&msg);
		if (transfered)
			break;
	}

	stop_liveview(camera);
	//Sleep(1000);
	


	


	printf("done and terminate EDSDK\n");
	//gets(NULL);
	EdsTerminateSDK();

}