FGFS-4.1/OpenSceneGraph
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Restructed the ref counting of the rawImageRec structure so that it's done with a separate refImageRec struct so it doesn't interfer with the writing of the rawImageRec as a header when writing to .rgb

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This commit is contained in:
Robert Osfield 2017-11-11 11:17:34 +00:00
parent eb061d9acc
commit ee118c872f
1 changed files with 68 additions and 63 deletions
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131
src/osgPlugins/rgb/ReaderWriterRGB.cpp
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@ -39,7 +39,7 @@ using namespace osg;
typedef unsigned int size_pos;
struct rawImageRec : public osg::Referenced
struct rawImageRec
{
rawImageRec():
imagic(0),
@ -59,7 +59,7 @@ struct rawImageRec : public osg::Referenced
{
}
virtual ~rawImageRec()
~rawImageRec()
{
if (tmp) delete [] tmp;
if (tmpR) delete [] tmpR;
@ -131,6 +131,11 @@ struct rawImageRec : public osg::Referenced
}
};
struct refImageRec : public rawImageRec, public osg::Referenced
{
};
static void ConvertShort(unsigned short *array, long length)
{
unsigned long b1, b2;
@ -163,7 +168,7 @@ static void ConvertLong(GLuint *array, long length)
static osg::ref_ptr<rawImageRec> RawImageOpen(std::istream& fin)
static osg::ref_ptr<refImageRec> RawImageOpen(std::istream& fin)
{
union
{
@ -173,7 +178,7 @@ static osg::ref_ptr<rawImageRec> RawImageOpen(std::istream& fin)
int x;
osg::ref_ptr<rawImageRec> raw = new rawImageRec;
osg::ref_ptr<refImageRec> raw = new refImageRec;
if (raw == NULL)
{
OSG_WARN<< "Out of memory!"<< std::endl;
@ -278,27 +283,27 @@ static osg::ref_ptr<rawImageRec> RawImageOpen(std::istream& fin)
}
static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
static void RawImageGetRow(rawImageRec& raw, unsigned char *buf, int y, int z)
{
unsigned char *iPtr, *oPtr;
unsigned short pixel;
int count, done = 0;
unsigned short *tempShort;
if ((raw->type & 0xFF00) == 0x0100)
if ((raw.type & 0xFF00) == 0x0100)
{
size_pos pos = raw->rowStart[static_cast<size_pos>(y)+static_cast<size_pos>(z)*static_cast<size_pos>(raw->sizeY)];
size_pos pos = raw.rowStart[static_cast<size_pos>(y)+static_cast<size_pos>(z)*static_cast<size_pos>(raw.sizeY)];
size_pos amount = raw->rowSize[static_cast<size_pos>(y)+static_cast<size_pos>(z)*static_cast<size_pos>(raw->sizeY)];
size_pos amount = raw.rowSize[static_cast<size_pos>(y)+static_cast<size_pos>(z)*static_cast<size_pos>(raw.sizeY)];
raw->file->seekg(pos, std::ios::beg);
raw->file->read((char*)raw->tmp, amount);
raw.file->seekg(pos, std::ios::beg);
raw.file->read((char*)raw.tmp, amount);
iPtr = raw->tmp;
iPtr = raw.tmp;
oPtr = buf;
while (!done)
{
if (raw->bpc == 1)
if (raw.bpc == 1)
pixel = *iPtr++;
else
{
@ -308,15 +313,15 @@ static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
iPtr = reinterpret_cast<unsigned char *>(tempShort);
}
if(raw->bpc != 1)
if(raw.bpc != 1)
ConvertShort(&pixel, 1);
count = (int)(pixel & 0x7F);
// limit the count value to the remiaing row size
if ((static_cast<size_pos>(raw->sizeX)*static_cast<size_pos>(raw->bpc)) <= (oPtr - buf))
if ((static_cast<size_pos>(raw.sizeX)*static_cast<size_pos>(raw.bpc)) <= (oPtr - buf))
{
count = static_cast<size_pos>(raw->sizeX) - (oPtr - buf) / static_cast<size_pos>(raw->bpc);
count = static_cast<size_pos>(raw.sizeX) - (oPtr - buf) / static_cast<size_pos>(raw.bpc);
}
if (count<=0)
@ -329,7 +334,7 @@ static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
{
while (count--)
{
if(raw->bpc == 1)
if(raw.bpc == 1)
*oPtr++ = *iPtr++;
else{
tempShort = reinterpret_cast<unsigned short*>(iPtr);
@ -348,7 +353,7 @@ static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
}
else
{
if (raw->bpc == 1)
if (raw.bpc == 1)
{
pixel = *iPtr++;
}
@ -359,11 +364,11 @@ static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
tempShort++;
iPtr = reinterpret_cast<unsigned char *>(tempShort);
}
if(raw->bpc != 1)
if(raw.bpc != 1)
ConvertShort(&pixel, 1);
while (count--)
{
if(raw->bpc == 1)
if(raw.bpc == 1)
*oPtr++ = pixel;
else
{
@ -379,87 +384,87 @@ static void RawImageGetRow(rawImageRec *raw, unsigned char *buf, int y, int z)
else
{
size_pos pos = static_cast<size_pos>(512)+
(static_cast<size_pos>(y)*static_cast<size_pos>(raw->sizeX)*static_cast<size_pos>(raw->bpc))+
(static_cast<size_pos>(z)*static_cast<size_pos>(raw->sizeX)*static_cast<size_pos>(raw->sizeY)*static_cast<size_pos>(raw->bpc));
(static_cast<size_pos>(y)*static_cast<size_pos>(raw.sizeX)*static_cast<size_pos>(raw.bpc))+
(static_cast<size_pos>(z)*static_cast<size_pos>(raw.sizeX)*static_cast<size_pos>(raw.sizeY)*static_cast<size_pos>(raw.bpc));
size_pos amount = static_cast<size_pos>(raw->sizeX)*static_cast<size_pos>(raw->bpc);
size_pos amount = static_cast<size_pos>(raw.sizeX)*static_cast<size_pos>(raw.bpc);
raw->file->seekg(pos,std::ios::beg);
raw->file->read((char*)buf, amount);
if(raw->swapFlag && raw->bpc != 1){
ConvertShort(reinterpret_cast<unsigned short*>(buf), raw->sizeX);
raw.file->seekg(pos,std::ios::beg);
raw.file->read((char*)buf, amount);
if(raw.swapFlag && raw.bpc != 1){
ConvertShort(reinterpret_cast<unsigned short*>(buf), raw.sizeX);
}
}
}
static void RawImageGetData(rawImageRec *raw, unsigned char **data )
static void RawImageGetData(rawImageRec& raw, unsigned char **data )
{
unsigned char *ptr;
int i, j;
unsigned short *tempShort;
// // round the width to a factor 4
// int width = (int)(floorf((float)raw->sizeX/4.0f)*4.0f);
// if (width!=raw->sizeX) width += 4;
// int width = (int)(floorf((float)raw.sizeX/4.0f)*4.0f);
// if (width!=raw.sizeX) width += 4;
// byte aligned.
OSG_INFO<<"raw->sizeX = "<<raw->sizeX<<std::endl;
OSG_INFO<<"raw->sizeY = "<<raw->sizeY<<std::endl;
OSG_INFO<<"raw->sizeZ = "<<raw->sizeZ<<std::endl;
OSG_INFO<<"raw->bpc = "<<raw->bpc<<std::endl;
OSG_INFO<<"raw.sizeX = "<<raw.sizeX<<std::endl;
OSG_INFO<<"raw.sizeY = "<<raw.sizeY<<std::endl;
OSG_INFO<<"raw.sizeZ = "<<raw.sizeZ<<std::endl;
OSG_INFO<<"raw.bpc = "<<raw.bpc<<std::endl;
*data = new unsigned char [(raw->sizeX)*(raw->sizeY)*(raw->sizeZ)*(raw->bpc)];
*data = new unsigned char [(raw.sizeX)*(raw.sizeY)*(raw.sizeZ)*(raw.bpc)];
ptr = *data;
for (i = 0; i < (int)(raw->sizeY); i++)
for (i = 0; i < (int)(raw.sizeY); i++)
{
if( raw->sizeZ >= 1 )
RawImageGetRow(raw, raw->tmpR, i, 0);
if( raw->sizeZ >= 2 )
RawImageGetRow(raw, raw->tmpG, i, 1);
if( raw->sizeZ >= 3 )
RawImageGetRow(raw, raw->tmpB, i, 2);
if( raw->sizeZ >= 4 )
RawImageGetRow(raw, raw->tmpA, i, 3);
for (j = 0; j < (int)(raw->sizeX); j++)
if( raw.sizeZ >= 1 )
RawImageGetRow(raw, raw.tmpR, i, 0);
if( raw.sizeZ >= 2 )
RawImageGetRow(raw, raw.tmpG, i, 1);
if( raw.sizeZ >= 3 )
RawImageGetRow(raw, raw.tmpB, i, 2);
if( raw.sizeZ >= 4 )
RawImageGetRow(raw, raw.tmpA, i, 3);
for (j = 0; j < (int)(raw.sizeX); j++)
{
if(raw->bpc == 1){
if( raw->sizeZ >= 1 )
*ptr++ = *(raw->tmpR + j);
if( raw->sizeZ >= 2 )
*ptr++ = *(raw->tmpG + j);
if( raw->sizeZ >= 3 )
*ptr++ = *(raw->tmpB + j);
if( raw->sizeZ >= 4 )
*ptr++ = *(raw->tmpA + j);
if(raw.bpc == 1){
if( raw.sizeZ >= 1 )
*ptr++ = *(raw.tmpR + j);
if( raw.sizeZ >= 2 )
*ptr++ = *(raw.tmpG + j);
if( raw.sizeZ >= 3 )
*ptr++ = *(raw.tmpB + j);
if( raw.sizeZ >= 4 )
*ptr++ = *(raw.tmpA + j);
}else{
if( raw->sizeZ >= 1 )
if( raw.sizeZ >= 1 )
{
tempShort = reinterpret_cast<unsigned short*>(ptr);
*tempShort = *(reinterpret_cast<unsigned short*>(raw->tmpR) + j);
*tempShort = *(reinterpret_cast<unsigned short*>(raw.tmpR) + j);
tempShort++;
ptr = reinterpret_cast<unsigned char *>(tempShort);
}
if( raw->sizeZ >= 2 )
if( raw.sizeZ >= 2 )
{
tempShort = reinterpret_cast<unsigned short*>(ptr);
*tempShort = *(reinterpret_cast<unsigned short*>(raw->tmpG) + j);
*tempShort = *(reinterpret_cast<unsigned short*>(raw.tmpG) + j);
tempShort++;
ptr = reinterpret_cast<unsigned char *>(tempShort);
}
if( raw->sizeZ >= 3 )
if( raw.sizeZ >= 3 )
{
tempShort = reinterpret_cast<unsigned short*>(ptr);
*tempShort = *(reinterpret_cast<unsigned short*>(raw->tmpB) + j);
*tempShort = *(reinterpret_cast<unsigned short*>(raw.tmpB) + j);
tempShort++;
ptr = reinterpret_cast<unsigned char *>(tempShort);
}
if( raw->sizeZ >= 4 )
if( raw.sizeZ >= 4 )
{
tempShort = reinterpret_cast<unsigned short*>(ptr);
*tempShort = *(reinterpret_cast<unsigned short*>(raw->tmpA) + j);
*tempShort = *(reinterpret_cast<unsigned short*>(raw.tmpA) + j);
tempShort++;
ptr = reinterpret_cast<unsigned char *>(tempShort);
}
@ -489,7 +494,7 @@ class ReaderWriterRGB : public osgDB::ReaderWriter
ReadResult readRGBStream(std::istream& fin) const
{
osg::ref_ptr<rawImageRec> raw;
osg::ref_ptr<refImageRec> raw;
if( (raw = RawImageOpen(fin)) == NULL )
{
@ -512,7 +517,7 @@ class ReaderWriterRGB : public osgDB::ReaderWriter
GL_UNSIGNED_SHORT;
unsigned char *data;
RawImageGetData(raw.get(), &data);
RawImageGetData(*raw, &data);
Image* image = new Image();
image->setImage(s,t,r,