blender/intern/opencolorio/ocio_impl.cc

544 lines
13 KiB
C++
Raw Normal View History

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2012 Blender Foundation.
* All rights reserved.
*
* Contributor(s): Xavier Thomas
* Lukas Toene,
* Sergey Sharybin
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <iostream>
#include <string.h>
#include <OpenColorIO/OpenColorIO.h>
using namespace OCIO_NAMESPACE;
#include "MEM_guardedalloc.h"
#include "ocio_impl.h"
#if !defined(WITH_ASSERT_ABORT)
# define OCIO_abort()
#else
# include <stdlib.h>
# define OCIO_abort() abort()
#endif
#if defined(_MSC_VER)
# define __func__ __FUNCTION__
#endif
#define MEM_NEW(type) new(MEM_mallocN(sizeof(type), __func__)) type()
#define MEM_DELETE(what, type) if(what) { ((type*)(what))->~type(); MEM_freeN(what); } (void)0
static void OCIO_reportError(const char *err)
{
std::cerr << "OpenColorIO Error: " << err << std::endl;
OCIO_abort();
}
static void OCIO_reportException(Exception &exception)
{
OCIO_reportError(exception.what());
}
OCIO_ConstConfigRcPtr *OCIOImpl::getCurrentConfig(void)
{
ConstConfigRcPtr *config = MEM_NEW(ConstConfigRcPtr);
try {
*config = GetCurrentConfig();
if (*config)
return (OCIO_ConstConfigRcPtr *) config;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(config, ConstConfigRcPtr);
return NULL;
}
void OCIOImpl::setCurrentConfig(const OCIO_ConstConfigRcPtr *config)
{
try {
SetCurrentConfig(*(ConstConfigRcPtr *) config);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
}
OCIO_ConstConfigRcPtr *OCIOImpl::configCreateFromEnv(void)
{
ConstConfigRcPtr *config = MEM_NEW(ConstConfigRcPtr);
try {
*config = Config::CreateFromEnv();
if (*config)
return (OCIO_ConstConfigRcPtr *) config;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(config, ConstConfigRcPtr);
return NULL;
}
OCIO_ConstConfigRcPtr *OCIOImpl::configCreateFromFile(const char *filename)
{
ConstConfigRcPtr *config = MEM_NEW(ConstConfigRcPtr);
try {
*config = Config::CreateFromFile(filename);
if (*config)
return (OCIO_ConstConfigRcPtr *) config;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(config, ConstConfigRcPtr);
return NULL;
}
void OCIOImpl::configRelease(OCIO_ConstConfigRcPtr *config)
{
MEM_DELETE((ConstConfigRcPtr *) config, ConstConfigRcPtr);
}
int OCIOImpl::configGetNumColorSpaces(OCIO_ConstConfigRcPtr *config)
{
try {
return (*(ConstConfigRcPtr *) config)->getNumColorSpaces();
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return 0;
}
const char *OCIOImpl::configGetColorSpaceNameByIndex(OCIO_ConstConfigRcPtr *config, int index)
{
try {
return (*(ConstConfigRcPtr *) config)->getColorSpaceNameByIndex(index);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
OCIO_ConstColorSpaceRcPtr *OCIOImpl::configGetColorSpace(OCIO_ConstConfigRcPtr *config, const char *name)
{
ConstColorSpaceRcPtr *cs = MEM_NEW(ConstColorSpaceRcPtr);
try {
*cs = (*(ConstConfigRcPtr *) config)->getColorSpace(name);
if (*cs)
return (OCIO_ConstColorSpaceRcPtr *) cs;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(cs, ConstColorSpaceRcPtr);
return NULL;
}
int OCIOImpl::configGetIndexForColorSpace(OCIO_ConstConfigRcPtr *config, const char *name)
{
try {
return (*(ConstConfigRcPtr *) config)->getIndexForColorSpace(name);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return -1;
}
const char *OCIOImpl::configGetDefaultDisplay(OCIO_ConstConfigRcPtr *config)
{
try {
return (*(ConstConfigRcPtr *) config)->getDefaultDisplay();
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
int OCIOImpl::configGetNumDisplays(OCIO_ConstConfigRcPtr* config)
{
try {
return (*(ConstConfigRcPtr *) config)->getNumDisplays();
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return 0;
}
const char *OCIOImpl::configGetDisplay(OCIO_ConstConfigRcPtr *config, int index)
{
try {
return (*(ConstConfigRcPtr *) config)->getDisplay(index);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
const char *OCIOImpl::configGetDefaultView(OCIO_ConstConfigRcPtr *config, const char *display)
{
try {
return (*(ConstConfigRcPtr *) config)->getDefaultView(display);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
int OCIOImpl::configGetNumViews(OCIO_ConstConfigRcPtr *config, const char *display)
{
try {
return (*(ConstConfigRcPtr *) config)->getNumViews(display);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return 0;
}
const char *OCIOImpl::configGetView(OCIO_ConstConfigRcPtr *config, const char *display, int index)
{
try {
return (*(ConstConfigRcPtr *) config)->getView(display, index);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
const char *OCIOImpl::configGetDisplayColorSpaceName(OCIO_ConstConfigRcPtr *config, const char *display, const char *view)
{
try {
return (*(ConstConfigRcPtr *) config)->getDisplayColorSpaceName(display, view);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
int OCIOImpl::colorSpaceIsInvertible(OCIO_ConstColorSpaceRcPtr *cs_)
{
ConstColorSpaceRcPtr *cs = (ConstColorSpaceRcPtr *) cs_;
const char *family = (*cs)->getFamily();
if (!strcmp(family, "rrt") || !strcmp(family, "display")) {
/* assume display and rrt transformations are not invertible
* in fact some of them could be, but it doesn't make much sense to allow use them as invertible
*/
return false;
}
if ((*cs)->isData()) {
/* data color spaces don't have transformation at all */
return true;
}
if ((*cs)->getTransform(COLORSPACE_DIR_TO_REFERENCE)) {
/* if there's defined transform to reference space, color space could be converted to scene linear */
return true;
}
return true;
}
int OCIOImpl::colorSpaceIsData(OCIO_ConstColorSpaceRcPtr *cs)
{
return (*(ConstColorSpaceRcPtr *) cs)->isData();
}
void OCIOImpl::colorSpaceRelease(OCIO_ConstColorSpaceRcPtr *cs)
{
MEM_DELETE((ConstColorSpaceRcPtr *) cs, ConstColorSpaceRcPtr);
}
OCIO_ConstProcessorRcPtr *OCIOImpl::configGetProcessorWithNames(OCIO_ConstConfigRcPtr *config, const char *srcName, const char *dstName)
{
ConstProcessorRcPtr *p = MEM_NEW(ConstProcessorRcPtr);
try {
*p = (*(ConstConfigRcPtr *) config)->getProcessor(srcName, dstName);
if (*p)
return (OCIO_ConstProcessorRcPtr *) p;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(p, ConstProcessorRcPtr);
return 0;
}
OCIO_ConstProcessorRcPtr *OCIOImpl::configGetProcessor(OCIO_ConstConfigRcPtr *config, OCIO_ConstTransformRcPtr *transform)
{
ConstProcessorRcPtr *p = MEM_NEW(ConstProcessorRcPtr);
try {
*p = (*(ConstConfigRcPtr *) config)->getProcessor(*(ConstTransformRcPtr *) transform);
if (*p)
return (OCIO_ConstProcessorRcPtr *) p;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
MEM_DELETE(p, ConstProcessorRcPtr);
return NULL;
}
void OCIOImpl::processorApply(OCIO_ConstProcessorRcPtr *processor, OCIO_PackedImageDesc *img)
{
try {
(*(ConstProcessorRcPtr *) processor)->apply(*(PackedImageDesc *) img);
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
}
void OCIOImpl::processorApply_predivide(OCIO_ConstProcessorRcPtr *processor, OCIO_PackedImageDesc *img_)
{
try {
PackedImageDesc *img = (PackedImageDesc *) img_;
int channels = img->getNumChannels();
if (channels == 4) {
float *pixels = img->getData();
int width = img->getWidth();
int height = img->getHeight();
for (int y = 0; y < height; y++) {
for (int x = 0; x < width; x++) {
float *pixel = pixels + 4 * (y * width + x);
processorApplyRGBA_predivide(processor, pixel);
}
}
}
else {
(*(ConstProcessorRcPtr *) processor)->apply(*img);
}
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
}
void OCIOImpl::processorApplyRGB(OCIO_ConstProcessorRcPtr *processor, float *pixel)
{
(*(ConstProcessorRcPtr *) processor)->applyRGB(pixel);
}
void OCIOImpl::processorApplyRGBA(OCIO_ConstProcessorRcPtr *processor, float *pixel)
{
(*(ConstProcessorRcPtr *) processor)->applyRGBA(pixel);
}
void OCIOImpl::processorApplyRGBA_predivide(OCIO_ConstProcessorRcPtr *processor, float *pixel)
{
if (pixel[3] == 1.0f || pixel[3] == 0.0f) {
(*(ConstProcessorRcPtr *) processor)->applyRGBA(pixel);
}
else {
float alpha, inv_alpha;
alpha = pixel[3];
inv_alpha = 1.0f / alpha;
pixel[0] *= inv_alpha;
pixel[1] *= inv_alpha;
pixel[2] *= inv_alpha;
(*(ConstProcessorRcPtr *) processor)->applyRGBA(pixel);
pixel[0] *= alpha;
pixel[1] *= alpha;
pixel[2] *= alpha;
}
}
void OCIOImpl::processorRelease(OCIO_ConstProcessorRcPtr *p)
{
MEM_DELETE(p, ConstProcessorRcPtr);
}
const char *OCIOImpl::colorSpaceGetName(OCIO_ConstColorSpaceRcPtr *cs)
{
return (*(ConstColorSpaceRcPtr *) cs)->getName();
}
const char *OCIOImpl::colorSpaceGetDescription(OCIO_ConstColorSpaceRcPtr *cs)
{
return (*(ConstColorSpaceRcPtr *) cs)->getDescription();
}
const char *OCIOImpl::colorSpaceGetFamily(OCIO_ConstColorSpaceRcPtr *cs)
{
return (*(ConstColorSpaceRcPtr *)cs)->getFamily();
}
OCIO_DisplayTransformRcPtr *OCIOImpl::createDisplayTransform(void)
{
DisplayTransformRcPtr *dt = MEM_NEW(DisplayTransformRcPtr);
*dt = DisplayTransform::Create();
return (OCIO_DisplayTransformRcPtr *) dt;
}
void OCIOImpl::displayTransformSetInputColorSpaceName(OCIO_DisplayTransformRcPtr *dt, const char *name)
{
(*(DisplayTransformRcPtr *) dt)->setInputColorSpaceName(name);
}
void OCIOImpl::displayTransformSetDisplay(OCIO_DisplayTransformRcPtr *dt, const char *name)
{
(*(DisplayTransformRcPtr *) dt)->setDisplay(name);
}
void OCIOImpl::displayTransformSetView(OCIO_DisplayTransformRcPtr *dt, const char *name)
{
(*(DisplayTransformRcPtr *) dt)->setView(name);
}
void OCIOImpl::displayTransformSetDisplayCC(OCIO_DisplayTransformRcPtr *dt, OCIO_ConstTransformRcPtr *t)
{
(*(DisplayTransformRcPtr *) dt)->setDisplayCC(* (ConstTransformRcPtr *) t);
}
void OCIOImpl::displayTransformSetLinearCC(OCIO_DisplayTransformRcPtr *dt, OCIO_ConstTransformRcPtr *t)
{
(*(DisplayTransformRcPtr *) dt)->setLinearCC(*(ConstTransformRcPtr *) t);
}
void OCIOImpl::displayTransformRelease(OCIO_DisplayTransformRcPtr *dt)
{
MEM_DELETE((DisplayTransformRcPtr *) dt, DisplayTransformRcPtr);
}
OCIO_PackedImageDesc *OCIOImpl::createOCIO_PackedImageDesc(float *data, long width, long height, long numChannels,
long chanStrideBytes, long xStrideBytes, long yStrideBytes)
{
try {
void *mem = MEM_mallocN(sizeof(PackedImageDesc), __func__);
PackedImageDesc *id = new(mem) PackedImageDesc(data, width, height, numChannels, chanStrideBytes, xStrideBytes, yStrideBytes);
return (OCIO_PackedImageDesc *) id;
}
catch (Exception &exception) {
OCIO_reportException(exception);
}
return NULL;
}
void OCIOImpl::OCIO_PackedImageDescRelease(OCIO_PackedImageDesc* id)
{
MEM_DELETE((PackedImageDesc *) id, PackedImageDesc);
}
OCIO_ExponentTransformRcPtr *OCIOImpl::createExponentTransform(void)
{
ExponentTransformRcPtr *et = MEM_NEW(ExponentTransformRcPtr);
*et = ExponentTransform::Create();
return (OCIO_ExponentTransformRcPtr *) et;
}
void OCIOImpl::exponentTransformSetValue(OCIO_ExponentTransformRcPtr *et, const float *exponent)
{
(*(ExponentTransformRcPtr *) et)->setValue(exponent);
}
void OCIOImpl::exponentTransformRelease(OCIO_ExponentTransformRcPtr *et)
{
MEM_DELETE((ExponentTransformRcPtr *) et, ExponentTransformRcPtr);
}
OCIO_MatrixTransformRcPtr *OCIOImpl::createMatrixTransform(void)
{
MatrixTransformRcPtr *mt = MEM_NEW(MatrixTransformRcPtr);
*mt = MatrixTransform::Create();
return (OCIO_MatrixTransformRcPtr *) mt;
}
void OCIOImpl::matrixTransformSetValue(OCIO_MatrixTransformRcPtr *mt, const float *m44, const float *offset4)
{
(*(MatrixTransformRcPtr *) mt)->setValue(m44, offset4);
}
void OCIOImpl::matrixTransformRelease(OCIO_MatrixTransformRcPtr *mt)
{
MEM_DELETE((MatrixTransformRcPtr *) mt, MatrixTransformRcPtr);
}
void OCIOImpl::matrixTransformScale(float * m44, float * offset4, const float *scale4f)
{
MatrixTransform::Scale(m44, offset4, scale4f);
}