JNIEXPORT void JNICALL Java_com_android_camera_panorama_MosaicRenderer_setWarping(
JNIEnv * env, jobject obj, jboolean flag)
{
// TODO: Review this logic
if(gWarpImage != (bool) flag) //switching from viewfinder to capture or vice-versa
{
// Clear gBuffer[0]
gWarper1.SetupGraphics(&gBuffer[0]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear gBuffer[1]
gWarper1.SetupGraphics(&gBuffer[1]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear the screen to black.
gPreview.Clear(0.0, 0.0, 0.0, 1.0);
gLastTx = 0.0f;
gPanOffset = 0.0f;
gPanViewfinder = true;
db_Identity3x3(gThisH1t);
db_Identity3x3(gLastH1t);
}
gWarpImage = (bool)flag;
}
JNIEXPORT void JNICALL Java_org_cyanogenmod_focal_pano_MosaicRenderer_setWarping(
JNIEnv * env, jobject obj, jboolean flag)
{
// TODO: Review this logic
if(gWarpImage != (bool) flag) //switching from viewfinder to capture or vice-versa
{
// Clear gBuffer[0]
gWarper1.SetupGraphics(&gBuffer[0]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear gBuffer[1]
gWarper1.SetupGraphics(&gBuffer[1]);
gWarper1.Clear(0.0, 0.0, 0.0, 1.0);
// Clear the screen to black.
gPreview.Clear(0.0, 0.0, 0.0, 1.0);
gLastTx = 0.0f;
gPanOffset = 0.0f;
gPanViewfinder = true;
db_Identity3x3(gThisH1t);
db_Identity3x3(gLastH1t);
// Make sure g_dAffinetransGL and g_dAffinetransPanGL are updated.
// Otherwise, the first frame after setting the flag to true will be
// incorrectly drawn.
if ((bool) flag) {
UpdateWarpTransformation(g_dIdent3x3);
}
}
gWarpImage = (bool)flag;
}
Align::Align()
{
width = height = 0;
frame_number = 0;
num_frames_captured = 0;
reference_frame_index = 0;
db_Identity3x3(Hcurr);
db_Identity3x3(Hprev);
}
void db_FrameToReferenceRegistration::Set_H_dref_to_ins(double H[9])
{
double H_ins_to_ref[9];
db_Identity3x3(H_ins_to_ref); // Ensure it has proper values
db_InvertAffineTransform(H_ins_to_ref,m_H_ref_to_ins); // Invert to get ins to ref
db_Multiply3x3_3x3(m_H_dref_to_ref,H,H_ins_to_ref); // Update dref to ref using the input H from dref to ins
}
db_FrameToReferenceRegistration::db_FrameToReferenceRegistration() :
m_initialized(false),m_nr_matches(0),m_over_allocation(256),m_nr_bins(20),m_max_cost_pix(30), m_quarter_resolution(false)
{
m_reference_image = NULL;
m_aligned_ins_image = NULL;
m_quarter_res_image = NULL;
m_horz_smooth_subsample_image = NULL;
m_x_corners_ref = NULL;
m_y_corners_ref = NULL;
m_x_corners_ins = NULL;
m_y_corners_ins = NULL;
m_match_index_ref = NULL;
m_match_index_ins = NULL;
m_inlier_indices = NULL;
m_num_inlier_indices = 0;
m_temp_double = NULL;
m_temp_int = NULL;
m_corners_ref = NULL;
m_corners_ins = NULL;
m_sq_cost = NULL;
m_cost_histogram = NULL;
profile_string = NULL;
db_Identity3x3(m_K);
db_Identity3x3(m_H_ref_to_ins);
db_Identity3x3(m_H_dref_to_ref);
m_sq_cost_computed = false;
m_reference_set = false;
m_reference_update_period = 0;
m_nr_frames_processed = 0;
return;
}
// Save the reference image, detect features and update the dref-to-ref transformation
int db_FrameToReferenceRegistration::UpdateReference(const unsigned char * const * im, bool subsample, bool detect_corners)
{
double temp[9];
db_Multiply3x3_3x3(temp,m_H_dref_to_ref,m_H_ref_to_ins);
db_Copy9(m_H_dref_to_ref,temp);
const unsigned char * const * imptr = im;
if (m_quarter_resolution && subsample)
{
GenerateQuarterResImage(im);
imptr = m_quarter_res_image;
}
// save the reference image, detect features and quit
db_CopyImage_u(m_reference_image,imptr,m_im_width,m_im_height,m_over_allocation);
if(detect_corners)
{
#if MB
m_cd.DetectCorners(imptr, m_x_corners_ref,m_y_corners_ref,&m_nr_corners_ref);
int nr = 0;
for(int k=0; k<m_nr_corners_ref; k++)
{
if(m_x_corners_ref[k]>m_im_width/3)
{
m_x_corners_ref[nr] = m_x_corners_ref[k];
m_y_corners_ref[nr] = m_y_corners_ref[k];
nr++;
}
}
m_nr_corners_ref = nr;
#else
m_cd.DetectCorners(imptr, m_x_corners_ref,m_y_corners_ref,&m_nr_corners_ref);
#endif
}
else
{
m_nr_corners_ref = m_nr_corners_ins;
for(int k=0; k<m_nr_corners_ins; k++)
{
m_x_corners_ref[k] = m_x_corners_ins[k];
m_y_corners_ref[k] = m_y_corners_ins[k];
}
}
db_Identity3x3(m_H_ref_to_ins);
m_max_inlier_count = 0; // Reset to 0 as no inliers seen until now
m_sq_cost_computed = false;
m_reference_set = true;
m_current_is_reference = true;
return 1;
}
int Align::initialize(int width, int height, bool _quarter_res, float _thresh_still)
{
int nr_corners = DEFAULT_NR_CORNERS;
double max_disparity = DEFAULT_MAX_DISPARITY;
int motion_model_type = DEFAULT_MOTION_MODEL;
int nrsamples = DB_DEFAULT_NR_SAMPLES;
double scale = DB_POINT_STANDARDDEV;
int chunk_size = DB_DEFAULT_CHUNK_SIZE;
int nrhorz = width/48; // Empirically determined number of horizontal
int nrvert = height/60; // and vertical buckets for harris corner detection.
bool linear_polish = false;
unsigned int reference_update_period = DEFAULT_REFERENCE_UPDATE_PERIOD;
const bool DEFAULT_USE_SMALLER_MATCHING_WINDOW = false;
bool use_smaller_matching_window = DEFAULT_USE_SMALLER_MATCHING_WINDOW;
quarter_res = _quarter_res;
thresh_still = _thresh_still;
frame_number = 0;
num_frames_captured = 0;
reference_frame_index = 0;
db_Identity3x3(Hcurr);
db_Identity3x3(Hprev);
if (!reg.Initialized())
{
reg.Init(width, height, motion_model_type, 20, linear_polish, quarter_res,
scale, reference_update_period, false, 0, nrsamples, chunk_size,
nr_corners, max_disparity, use_smaller_matching_window,
nrhorz, nrvert);
}
this->width = width;
this->height = height;
imageGray = ImageUtils::allocateImage(width, height, 1);
if (reg.Initialized())
return ALIGN_RET_OK;
else
return ALIGN_RET_ERROR;
}
void AllocateTextureMemory(int widthHR, int heightHR, int widthLR, int heightLR)
{
gPreviewImageWidth[HR] = widthHR;
gPreviewImageHeight[HR] = heightHR;
gPreviewImageWidth[LR] = widthLR;
gPreviewImageHeight[LR] = heightLR;
sem_wait(&gPreviewImage_semaphore);
gPreviewImage[LR] = ImageUtils::allocateImage(gPreviewImageWidth[LR],
gPreviewImageHeight[LR], 4);
gPreviewImage[HR] = ImageUtils::allocateImage(gPreviewImageWidth[HR],
gPreviewImageHeight[HR], 4);
sem_post(&gPreviewImage_semaphore);
gPreviewFBOWidth = PREVIEW_FBO_WIDTH_SCALE * gPreviewImageWidth[HR];
gPreviewFBOHeight = PREVIEW_FBO_HEIGHT_SCALE * gPreviewImageHeight[HR];
// The origin is such that the current frame will sit with its center
// at the center of the previewFBO
gCenterOffsetX = (gPreviewFBOWidth / 2 - gPreviewImageWidth[HR] / 2);
gCenterOffsetY = (gPreviewFBOHeight / 2 - gPreviewImageHeight[HR] / 2);
gPanOffset = 0.0f;
db_Identity3x3(gThisH1t);
db_Identity3x3(gLastH1t);
gPanViewfinder = true;
int w = gPreviewImageWidth[HR];
int h = gPreviewImageHeight[HR];
int wm = gPreviewFBOWidth;
int hm = gPreviewFBOHeight;
// K is the transformation to map the canonical [-1,1] vertex coordinate
// system to the [0,w] image coordinate system before applying the given
// affine transformation trs.
gKm[0] = wm / 2.0 - 0.5;
gKm[1] = 0.0;
gKm[2] = wm / 2.0 - 0.5;
gKm[3] = 0.0;
gKm[4] = hm / 2.0 - 0.5;
gKm[5] = hm / 2.0 - 0.5;
gKm[6] = 0.0;
gKm[7] = 0.0;
gKm[8] = 1.0;
gK[0] = w / 2.0 - 0.5;
gK[1] = 0.0;
gK[2] = w / 2.0 - 0.5;
gK[3] = 0.0;
gK[4] = h / 2.0 - 0.5;
gK[5] = h / 2.0 - 0.5;
gK[6] = 0.0;
gK[7] = 0.0;
gK[8] = 1.0;
db_Identity3x3(gKinv);
db_InvertCalibrationMatrix(gKinv, gK);
db_Identity3x3(gKminv);
db_InvertCalibrationMatrix(gKminv, gKm);
//////////////////////////////////////////
////// Compute g_Translation now... //////
//////////////////////////////////////////
double T[9], Tp[9], Ttemp[9];
db_Identity3x3(T);
T[2] = gCenterOffsetX;
T[5] = gCenterOffsetY;
// Tp = inv(K) * T * K
db_Identity3x3(Ttemp);
db_Multiply3x3_3x3(Ttemp, T, gK);
db_Multiply3x3_3x3(Tp, gKinv, Ttemp);
ConvertAffine3x3toGL4x4(g_dTranslationToFBOCenter, Tp);
UpdateWarpTransformation(g_dIdent3x3);
}
// This function computes fills the 4x4 matrices g_dAffinetrans,
// and g_dAffinetransPan using the specified 3x3 affine
// transformation between the first captured frame and the current frame.
// The computed g_dAffinetrans is such that it warps the preview mosaic in
// the last frame's coordinate system into the coordinate system of the
// current frame. Thus, applying this transformation will create the current
// frame mosaic but with the current frame missing. This frame will then be
// pasted in by gWarper2 after translating it by g_dTranslationToFBOCenter.
// The computed g_dAffinetransPan is such that it offsets the computed preview
// mosaic horizontally to make the viewfinder pan within the UI layout.
void UpdateWarpTransformation(float *trs)
{
double H[9], Hp[9], Htemp1[9], Htemp2[9], T[9];
for(int i = 0; i < 9; i++)
{
gThisH1t[i] = trs[i];
}
// Alignment is done based on low-res data.
// To render the preview mosaic, the translation of the high-res mosaic is estimated to
// H2L_FACTOR x low-res-based tranlation.
gThisH1t[2] *= H2L_FACTOR;
gThisH1t[5] *= H2L_FACTOR;
db_Identity3x3(T);
T[2] = -gCenterOffsetX;
T[5] = -gCenterOffsetY;
// H = ( inv(gThisH1t) * gLastH1t ) * T
db_Identity3x3(Htemp1);
db_Identity3x3(Htemp2);
db_Identity3x3(H);
db_InvertAffineTransform(Htemp1, gThisH1t);
db_Multiply3x3_3x3(Htemp2, Htemp1, gLastH1t);
db_Multiply3x3_3x3(H, Htemp2, T);
for(int i = 0; i < 9; i++)
{
gLastH1t[i] = gThisH1t[i];
}
// Move the origin such that the frame is centered in the previewFBO
// i.e. H = inv(T) * H
H[2] += gCenterOffsetX;
H[5] += gCenterOffsetY;
// Hp = inv(Km) * H * Km
// Km moves the coordinate system from openGL to image pixels so
// that the alignment transform H can be applied to them.
// inv(Km) moves the coordinate system back to openGL normalized
// coordinates so that the shader can correctly render it.
db_Identity3x3(Htemp1);
db_Multiply3x3_3x3(Htemp1, H, gKm);
db_Multiply3x3_3x3(Hp, gKminv, Htemp1);
ConvertAffine3x3toGL4x4(g_dAffinetrans, Hp);
////////////////////////////////////////////////
////// Compute g_dAffinetransPan now... //////
////////////////////////////////////////////////
gThisTx = trs[2];
if(gPanViewfinder)
{
gPanOffset += (gThisTx - gLastTx) * VIEWFINDER_PAN_FACTOR_HORZ;
}
gLastTx = gThisTx;
gPanViewfinder = continuePanningFBO(gPanOffset);
db_Identity3x3(H);
H[2] = gPanOffset;
// Hp = inv(Km) * H * Km
db_Identity3x3(Htemp1);
db_Multiply3x3_3x3(Htemp1, H, gKm);
db_Multiply3x3_3x3(Hp, gKminv, Htemp1);
//if (gIsLandscapeOrientation) {
ConvertAffine3x3toGL4x4(g_dAffinetransPan, Hp);
//} else {
// // rotate Hp by 90 degress.
// db_Multiply3x3_3x3(Htemp1, gRotation90, Hp);
// ConvertAffine3x3toGL4x4(g_dAffinetransPan, Htemp1);
// }
}
int Align::addFrame(ImageType imageGray_)
{
int ret_code = ALIGN_RET_OK;
// Obtain a vector of pointers to rows in image and pass in to dbreg
ImageType *m_rows = ImageUtils::imageTypeToRowPointers(imageGray_, width, height);
if (frame_number == 0)
{
reg.AddFrame(m_rows, Hcurr, true); // Force this to be a reference frame
int num_corner_ref = reg.GetNrRefCorners();
if (num_corner_ref < MIN_NR_REF_CORNERS)
{
return ALIGN_RET_LOW_TEXTURE;
}
}
else
{
reg.AddFrame(m_rows, Hcurr, false);
}
// Average translation per frame =
// [Translation from Frame0 to Frame(n-1)] / [(n-1)]
average_tx_per_frame = (num_frames_captured < 2) ? 0.0 :
Hprev[2] / (num_frames_captured - 1);
// Increment the captured frame counter if we already have a reference frame
num_frames_captured++;
if (frame_number != 0)
{
int num_inliers = reg.GetNrInliers();
if(num_inliers < MIN_NR_INLIERS)
{
ret_code = ALIGN_RET_FEW_INLIERS;
Hcurr[0] = 1.0;
Hcurr[1] = 0.0;
// Set this as the average per frame translation taking into acccount
// the separation of the current frame from the reference frame...
Hcurr[2] = -average_tx_per_frame *
(num_frames_captured - reference_frame_index);
Hcurr[3] = 0.0;
Hcurr[4] = 1.0;
Hcurr[5] = 0.0;
Hcurr[6] = 0.0;
Hcurr[7] = 0.0;
Hcurr[8] = 1.0;
}
if(fabs(Hcurr[2])<thresh_still && fabs(Hcurr[5])<thresh_still) // Still camera
{
return ALIGN_RET_ERROR;
}
// compute the homography:
double Hinv33[3][3];
double Hprev33[3][3];
double Hcurr33[3][3];
// Invert and multiple with previous transformation
Matrix33::convert9to33(Hcurr33, Hcurr);
Matrix33::convert9to33(Hprev33, Hprev);
normProjMat33d(Hcurr33);
inv33d(Hcurr33, Hinv33);
mult33d(Hcurr33, Hprev33, Hinv33);
normProjMat33d(Hcurr33);
Matrix9::convert33to9(Hprev, Hcurr33);
// Since we have already factored the current transformation
// into Hprev, we can reset the Hcurr to identity
db_Identity3x3(Hcurr);
// Update the reference frame to be the current frame
reg.UpdateReference(m_rows,quarter_res,false);
// Update the reference frame index
reference_frame_index = num_frames_captured;
}
frame_number++;
return ret_code;
}
void db_StitchSimilarity3DRaw(double *scale,double R[9],double t[3],
double **Xp,double **X,int nr_points,int orientation_preserving,
int allow_scaling,int allow_rotation,int allow_translation)
{
int i;
double c[3],cp[3],r[3],rp[3],M[9],s,sp,sc;
double Rr[9],score_p,score_r;
double *temp,*temp_p;
if(allow_translation)
{
db_PointCentroid3D(c,X,nr_points);
db_PointCentroid3D(cp,Xp,nr_points);
}
else
{
db_Zero3(c);
db_Zero3(cp);
}
db_Zero9(M);
s=sp=0;
for(i=0;i<nr_points;i++)
{
temp= *X++;
temp_p= *Xp++;
r[0]=(*temp++)-c[0];
r[1]=(*temp++)-c[1];
r[2]=(*temp++)-c[2];
rp[0]=(*temp_p++)-cp[0];
rp[1]=(*temp_p++)-cp[1];
rp[2]=(*temp_p++)-cp[2];
M[0]+=r[0]*rp[0];
M[1]+=r[0]*rp[1];
M[2]+=r[0]*rp[2];
M[3]+=r[1]*rp[0];
M[4]+=r[1]*rp[1];
M[5]+=r[1]*rp[2];
M[6]+=r[2]*rp[0];
M[7]+=r[2]*rp[1];
M[8]+=r[2]*rp[2];
s+=db_sqr(r[0])+db_sqr(r[1])+db_sqr(r[2]);
sp+=db_sqr(rp[0])+db_sqr(rp[1])+db_sqr(rp[2]);
}
/*Compute scale*/
if(allow_scaling) sc=sqrt(db_SafeDivision(sp,s));
else sc=1.0;
*scale=sc;
/*Compute rotation*/
if(allow_rotation)
{
if(orientation_preserving)
{
db_RotationFromMOuterProductSum(R,0,M);
}
else
{
/*Try preserving*/
db_RotationFromMOuterProductSum(R,&score_p,M);
/*Try reversing*/
M[6]= -M[6];
M[7]= -M[7];
M[8]= -M[8];
db_RotationFromMOuterProductSum(Rr,&score_r,M);
if(score_r>score_p)
{
/*Reverse is better*/
R[0]=Rr[0]; R[1]=Rr[1]; R[2]= -Rr[2];
R[3]=Rr[3]; R[4]=Rr[4]; R[5]= -Rr[5];
R[6]=Rr[6]; R[7]=Rr[7]; R[8]= -Rr[8];
}
}
}
else db_Identity3x3(R);
/*Compute translation*/
if(allow_translation)
{
t[0]=cp[0]-sc*(R[0]*c[0]+R[1]*c[1]+R[2]*c[2]);
t[1]=cp[1]-sc*(R[3]*c[0]+R[4]*c[1]+R[5]*c[2]);
t[2]=cp[2]-sc*(R[6]*c[0]+R[7]*c[1]+R[8]*c[2]);
}
else db_Zero3(t);
}
int db_FrameToReferenceRegistration::AddFrame(const unsigned char * const * im, double H[9],bool force_reference,bool prewarp)
{
m_current_is_reference = false;
if(!m_reference_set || force_reference)
{
db_Identity3x3(m_H_ref_to_ins);
db_Copy9(H,m_H_ref_to_ins);
UpdateReference(im,true,true);
return 0;
}
const unsigned char * const * imptr = im;
if (m_quarter_resolution)
{
if (m_quarter_res_image)
{
GenerateQuarterResImage(im);
}
imptr = (const unsigned char * const* )m_quarter_res_image;
}
double H_last[9];
db_Copy9(H_last,m_H_ref_to_ins);
db_Identity3x3(m_H_ref_to_ins);
m_sq_cost_computed = false;
// detect corners on inspection image and match to reference image features:s
// @jke - Adding code to time the functions. TODO: Remove after test
#if PROFILE
double iTimer1, iTimer2;
char str[255];
strcpy(profile_string,"\n");
sprintf(str,"[%dx%d] %p\n",m_im_width,m_im_height,im);
strcat(profile_string, str);
#endif
// @jke - Adding code to time the functions. TODO: Remove after test
#if PROFILE
iTimer1 = now_ms();
#endif
m_cd.DetectCorners(imptr, m_x_corners_ins,m_y_corners_ins,&m_nr_corners_ins);
// @jke - Adding code to time the functions. TODO: Remove after test
# if PROFILE
iTimer2 = now_ms();
double elapsedTimeCorner = iTimer2 - iTimer1;
sprintf(str,"Corner Detection [%d corners] = %g ms\n",m_nr_corners_ins, elapsedTimeCorner);
strcat(profile_string, str);
#endif
// @jke - Adding code to time the functions. TODO: Remove after test
#if PROFILE
iTimer1 = now_ms();
#endif
if(prewarp)
m_cm.Match(m_reference_image,imptr,m_x_corners_ref,m_y_corners_ref,m_nr_corners_ref,
m_x_corners_ins,m_y_corners_ins,m_nr_corners_ins,
m_match_index_ref,m_match_index_ins,&m_nr_matches,H,0);
else
m_cm.Match(m_reference_image,imptr,m_x_corners_ref,m_y_corners_ref,m_nr_corners_ref,
m_x_corners_ins,m_y_corners_ins,m_nr_corners_ins,
m_match_index_ref,m_match_index_ins,&m_nr_matches);
// @jke - Adding code to time the functions. TODO: Remove after test
# if PROFILE
iTimer2 = now_ms();
double elapsedTimeMatch = iTimer2 - iTimer1;
sprintf(str,"Matching [%d] = %g ms\n",m_nr_matches,elapsedTimeMatch);
strcat(profile_string, str);
#endif
// copy out matching features:
for ( int i = 0; i < m_nr_matches; ++i )
{
int offset = 3*i;
m_corners_ref[offset ] = m_x_corners_ref[m_match_index_ref[i]];
m_corners_ref[offset+1] = m_y_corners_ref[m_match_index_ref[i]];
m_corners_ref[offset+2] = 1.0;
m_corners_ins[offset ] = m_x_corners_ins[m_match_index_ins[i]];
m_corners_ins[offset+1] = m_y_corners_ins[m_match_index_ins[i]];
m_corners_ins[offset+2] = 1.0;
}
// @jke - Adding code to time the functions. TODO: Remove after test
#if PROFILE
iTimer1 = now_ms();
#endif
// perform the alignment:
db_RobImageHomography(m_H_ref_to_ins, m_corners_ref, m_corners_ins, m_nr_matches, m_K, m_K, m_temp_double, m_temp_int,
m_homography_type,NULL,m_max_iterations,m_max_nr_matches,m_scale,
m_nr_samples, m_chunk_size);
// @jke - Adding code to time the functions. TODO: Remove after test
# if PROFILE
iTimer2 = now_ms();
double elapsedTimeHomography = iTimer2 - iTimer1;
sprintf(str,"Homography = %g ms\n",elapsedTimeHomography);
strcat(profile_string, str);
#endif
SetOutlierThreshold();
// Compute the inliers for the db compute m_H_ref_to_ins
ComputeInliers(m_H_ref_to_ins);
// Update the max inlier count
m_max_inlier_count = (m_max_inlier_count > m_num_inlier_indices)?m_max_inlier_count:m_num_inlier_indices;
// Fit a least-squares model to just the inliers and put it in m_H_ref_to_ins
if(m_linear_polish)
Polish(m_inlier_indices, m_num_inlier_indices);
if (m_quarter_resolution)
{
m_H_ref_to_ins[2] *= 2.0;
m_H_ref_to_ins[5] *= 2.0;
}
#if PROFILE
sprintf(str,"#Inliers = %d \n",m_num_inlier_indices);
strcat(profile_string, str);
#endif
/*
///// CHECK IF CURRENT TRANSFORMATION GOOD OR BAD ////
///// IF BAD, then update reference to the last correctly aligned inspection frame;
if(m_num_inlier_indices<5)//0.9*m_nr_matches || m_nr_matches < 20)
{
db_Copy9(m_H_ref_to_ins,H_last);
UpdateReference(imptr,false);
// UpdateReference(m_aligned_ins_image,false);
}
else
{
///// IF GOOD, then update the last correctly aligned inspection frame to be this;
//db_CopyImage_u(m_aligned_ins_image,imptr,m_im_width,m_im_height,m_over_allocation);
*/
if(m_do_motion_smoothing)
SmoothMotion();
// Disable debug printing
// db_PrintDoubleMatrix(m_H_ref_to_ins,3,3);
db_Copy9(H, m_H_ref_to_ins);
m_nr_frames_processed++;
{
if ( (m_nr_frames_processed % m_reference_update_period) == 0 )
{
//UpdateReference(imptr,false, false);
#if MB
UpdateReference(imptr,false, true);
#else
UpdateReference(imptr,false, false);
#endif
}
}
return 1;
}
void db_FrameToReferenceRegistration::ResetDisplayReference()
{
db_Identity3x3(m_H_dref_to_ref);
}
