#include <algorithm>
#include <cerrno>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <fstream>
#include <iostream>
#include <set>
#include <stdexcept>
#include <string>
#include <Iex.h>
#include <ImathBox.h>
#include <ImfArray.h>
#include <ImfChannelList.h>
#include <ImfCompression.h>
#include <ImfCompressionAttribute.h>
#include <ImfIO.h>
#include <ImfInputFile.h>
#include <ImfOutputFile.h>
#include <ImfPixelType.h>
#include <ImfStandardAttributes.h>
#include <ImfStringAttribute.h>
#include <ImfVersion.h>
#include <half.h>
#include <ImfInputPart.h>
#include <ImfMultiPartInputFile.h>
#include <ImfMultiPartOutputFile.h>
#include <ImfMultiView.h>
#include <ImfOutputPart.h>
#include <ImfPartHelper.h>
#include <ImfPartType.h>
#include <ImfTiledOutputPart.h>
#include "DNA_scene_types.h"
#include <openexr_api.h>
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
#include "BLI_math_color.h"
#include "BLI_threads.h"
#include "BKE_idprop.h"
#include "BKE_image.h"
#include "IMB_allocimbuf.h"
#include "IMB_colormanagement.h"
#include "IMB_colormanagement_intern.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "IMB_metadata.h"
#include "openexr_multi.h"

Classes
class	IMemStream

class	IFileStream

class	OMemStream

class	OFileStream

struct	_RGBAZ

struct	ExrHandle

struct	ExrChannel

struct	ExrPass

struct	ExrLayer

Typedefs
using	RGBAZ = _RGBAZ

Functions
static struct ExrPass *	imb_exr_get_pass (ListBase lb, char passname)

static bool	exr_has_multiview (MultiPartInputFile &file)

static bool	exr_has_multipart_file (MultiPartInputFile &file)

static bool	exr_has_alpha (MultiPartInputFile &file)

static bool	exr_has_zbuffer (MultiPartInputFile &file)

static void	exr_printf (const char *__restrict fmt,...)

static void	imb_exr_type_by_channels (ChannelList &channels, StringVector &views, bool r_singlelayer, bool r_multilayer, bool *r_multiview)

static half	float_to_half_safe (const float value)

bool	imb_is_a_openexr (const unsigned char *mem, const size_t size)

static void	openexr_header_compression (Header *header, int compression)

static void	openexr_header_metadata (Header header, struct ImBuf ibuf)

static void	openexr_header_metadata_callback (void data, const char propname, char *prop, int UNUSED(len))

static bool	imb_save_openexr_half (ImBuf ibuf, const char name, const int flags)

static bool	imb_save_openexr_float (ImBuf ibuf, const char name, const int flags)

bool	imb_save_openexr (struct ImBuf ibuf, const char name, int flags)

void *	IMB_exr_get_handle (void)

void *	IMB_exr_get_handle_name (const char *name)

void	IMB_exr_add_view (void handle, const char name)

static int	imb_exr_get_multiView_id (StringVector &views, const std::string &name)

static void	imb_exr_get_views (MultiPartInputFile &file, StringVector &views)

static void	imb_exr_insert_view_name (char name_full, const char passname, const char *viewname)

void	IMB_exr_add_channel (void handle, const char layname, const char passname, const char viewname, int xstride, int ystride, float *rect, bool use_half_float)

int	IMB_exr_begin_write (void handle, const char filename, int width, int height, int compress, const StampData *stamp)

void	IMB_exrtile_begin_write (void handle, const char filename, int mipmap, int width, int height, int tilex, int tiley)

int	IMB_exr_begin_read (void handle, const char filename, int width, int height)

void	IMB_exr_set_channel (void handle, const char layname, const char passname, int xstride, int ystride, float rect)

float *	IMB_exr_channel_rect (void handle, const char layname, const char passname, const char viewname)

void	IMB_exr_clear_channels (void *handle)

void	IMB_exr_write_channels (void *handle)

void	IMB_exrtile_write_channels (void handle, int partx, int party, int level, const char viewname, bool empty)

void	IMB_exr_read_channels (void *handle)

void	IMB_exr_multilayer_convert (void handle, void base, void (addview)(void base, const char str), void (addlayer)(void base, const char str), void(addpass)(void base, void lay, const char str, float rect, int totchan, const char chan_id, const char *view))

void	IMB_exr_close (void *handle)

static int	imb_exr_split_token (const char str, const char end, const char **token)

static int	imb_exr_split_channel_name (ExrChannel echan, char layname, char *passname)

static ExrLayer *	imb_exr_get_layer (ListBase lb, char layname)

static ExrHandle *	imb_exr_begin_read_mem (IStream &file_stream, MultiPartInputFile &file, int width, int height)

static void	exr_printf (const char *fmt,...)

static void	exr_print_filecontents (MultiPartInputFile &file)

static const char *	exr_rgba_channelname (MultiPartInputFile &file, const char *chan)

static int	exr_has_rgb (MultiPartInputFile &file, const char *rgb_channels[3])

static bool	exr_has_luma (MultiPartInputFile &file)

static bool	exr_has_chroma (MultiPartInputFile &file)

static bool	exr_is_half_float (MultiPartInputFile &file)

static bool	imb_exr_is_multilayer_file (MultiPartInputFile &file)

static bool	imb_exr_is_multi (MultiPartInputFile &file)

bool	IMB_exr_has_multilayer (void *handle)

struct ImBuf *	imb_load_openexr (const unsigned char *mem, size_t size, int flags, char colorspace[IM_MAX_SPACE])

void	imb_initopenexr (void)

void	imb_exitopenexr (void)

Variables
static ListBase	exrhandles = {nullptr, nullptr}

Typedef Documentation

◆ RGBAZ

Definition at line 1855 of file openexr_api.cpp.

References file.

Referenced by imb_exr_get_views(), and imb_exr_is_multi().

◆ exr_has_rgb()

static int exr_has_rgb	(	MultiPartInputFile &	file,
		const char *	rgb_channels[3]
	)

static

Definition at line 1726 of file openexr_api.cpp.

References file.

Referenced by imb_load_openexr().

◆ exr_has_zbuffer()

static bool exr_has_zbuffer ( MultiPartInputFile & file )

static

Definition at line 1763 of file openexr_api.cpp.

References file.

Referenced by imb_load_openexr().

◆ exr_is_half_float()

static bool exr_is_half_float ( MultiPartInputFile & file )

static

Definition at line 1775 of file openexr_api.cpp.

References file, and HALF.

Referenced by imb_load_openexr().

◆ exr_print_filecontents()

static void exr_print_filecontents ( MultiPartInputFile & file )

static

Definition at line 1679 of file openexr_api.cpp.

References file, and view.

Referenced by imb_load_openexr().

◆ exr_printf() [1/2]

static void exr_printf	(	const char *__restrict	fmt,
			...
	)

static

Referenced by IMB_exr_add_channel(), IMB_exr_read_channels(), IMB_exrtile_begin_write(), IMB_exrtile_write_channels(), and imb_save_openexr_half().

◆ exr_printf() [2/2]

static void exr_printf	(	const char *	fmt,
			...
	)

static

Definition at line 1665 of file openexr_api.cpp.

References output.

◆ exr_rgba_channelname()

static const char* exr_rgba_channelname	(	MultiPartInputFile &	file,
		const char *	chan
	)

static

Definition at line 1709 of file openexr_api.cpp.

References BLI_strcasecmp(), file, len, and str.

Referenced by imb_load_openexr().

◆ float_to_half_safe()

static half float_to_half_safe ( const float value )

static

Definition at line 323 of file openexr_api.cpp.

References clamp_f().

Referenced by IMB_exr_write_channels(), and imb_save_openexr_half().

◆ imb_exitopenexr()

void imb_exitopenexr ( void )

Definition at line 2102 of file openexr_api.cpp.

◆ IMB_exr_add_channel()

void IMB_exr_add_channel	(	void *	handle,
		const char *	layname,
		const char *	passname,
		const char *	viewname,
		int	xstride,
		int	ystride,
		float *	rect,
		bool	use_half_float
	)

◆ IMB_exr_add_view()

void IMB_exr_add_view	(	void *	handle,
		const char *	name
	)

Definition at line 711 of file openexr_api.cpp.

References data, and ExrLayer::name.

Referenced by blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::get_handle(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::get_handle(), blender::compositor::OutputStereoOperation::get_handle(), RE_WriteRenderResult(), and render_result_new().

◆ IMB_exr_begin_read()

int IMB_exr_begin_read	(	void *	handle,
		const char *	filename,
		int *	width,
		int *	height
	)

Definition at line 965 of file openexr_api.cpp.

References BLI_exists(), BLI_file_size(), data, height, IMB_exr_add_channel(), imb_exr_get_views(), ExrChannel::m, and width.

Referenced by render_result_exr_file_read_path().

◆ imb_exr_begin_read_mem()

static ExrHandle* imb_exr_begin_read_mem	(	IStream &	file_stream,
		MultiPartInputFile &	file,
		int	width,
		int	height
	)

static

◆ IMB_exr_begin_write()

int IMB_exr_begin_write	(	void *	handle,
		const char *	filename,
		int	width,
		int	height,
		int	compress,
		const StampData *	stamp
	)

Definition at line 842 of file openexr_api.cpp.

References BKE_stamp_info_callback(), data, HALF, height, imb_exr_type_by_channels(), ExrChannel::name, ExrChannel::next, openexr_header_compression(), openexr_header_metadata_callback(), ExrChannel::use_half_float, and width.

Referenced by blender::compositor::OutputOpenExrMultiLayerOperation::deinitExecution(), blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::get_handle(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::get_handle(), and RE_WriteRenderResult().

◆ IMB_exr_channel_rect()

float* IMB_exr_channel_rect	(	void *	handle,
		const char *	layname,
		const char *	passname,
		const char *	viewname
	)

Definition at line 1044 of file openexr_api.cpp.

References BLI_findstring(), BLI_snprintf(), BLI_strncpy(), data, EXR_LAY_MAXNAME, EXR_PASS_MAXNAME, EXR_TOT_MAXNAME, imb_exr_get_multiView_id(), imb_exr_insert_view_name(), max, ExrLayer::name, and ExrChannel::rect.

Referenced by blender::compositor::OutputStereoOperation::deinitExecution(), and blender::compositor::free_exr_channels().

◆ IMB_exr_clear_channels()

void IMB_exr_clear_channels ( void * handle )

Definition at line 1085 of file openexr_api.cpp.

References BLI_freelistN(), data, ExrChannel::m, and ExrChannel::next.

Referenced by blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::get_handle(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::get_handle(), and blender::compositor::OutputStereoOperation::get_handle().

◆ IMB_exr_close()

void IMB_exr_close ( void * handle )

Definition at line 1336 of file openexr_api.cpp.

References BLI_freelistN(), BLI_remlink(), data, exrhandles, ListBase::first, ExrChannel::m, MEM_freeN, ExrChannel::next, ExrPass::next, ExrLayer::next, ExrLayer::passes, and ExrPass::rect.

Referenced by BKE_movieclip_convert_multilayer_ibuf(), blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::deinitExecution(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::deinitExecution(), blender::compositor::OutputStereoOperation::deinitExecution(), blender::compositor::OutputOpenExrMultiLayerOperation::deinitExecution(), blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::get_handle(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::get_handle(), imb_exr_begin_read_mem(), RE_WriteRenderResult(), render_result_exr_file_end(), render_result_exr_file_read_path(), and studiolight_load_equirect_image().

◆ IMB_exr_get_handle()

void* IMB_exr_get_handle ( void )

Definition at line 686 of file openexr_api.cpp.

References BLI_addtail(), data, exrhandles, and MEM_callocN.

Referenced by blender::compositor::OutputOpenExrMultiLayerOperation::deinitExecution(), imb_exr_begin_read_mem(), IMB_exr_get_handle_name(), RE_WriteRenderResult(), render_result_exr_file_read_path(), and render_result_new().

◆ IMB_exr_get_handle_name()

void* IMB_exr_get_handle_name ( const char * name )

Definition at line 695 of file openexr_api.cpp.

References BLI_rfindstring(), BLI_strncpy(), data, exrhandles, IMB_exr_get_handle(), and ExrLayer::name.

Referenced by blender::compositor::OutputOpenExrSingleLayerMultiViewOperation::get_handle(), blender::compositor::OutputOpenExrMultiLayerMultiViewOperation::get_handle(), and blender::compositor::OutputStereoOperation::get_handle().

◆ imb_exr_get_layer()

static ExrLayer* imb_exr_get_layer	(	ListBase *	lb,
		char *	layname
	)

static

Definition at line 1494 of file openexr_api.cpp.

References BLI_addtail(), BLI_findstring(), BLI_strncpy(), EXR_LAY_MAXNAME, MEM_callocN, and ExrLayer::name.

Referenced by imb_exr_begin_read_mem().

◆ imb_exr_get_multiView_id()

static int imb_exr_get_multiView_id	(	StringVector &	views,
		const std::string &	name
	)

static

Definition at line 717 of file openexr_api.cpp.

References count, and ExrLayer::name.

Referenced by IMB_exr_add_channel(), IMB_exr_channel_rect(), imb_exr_get_views(), imb_exr_type_by_channels(), and IMB_exrtile_write_channels().

◆ imb_exr_get_pass()

static ExrPass * imb_exr_get_pass	(	ListBase *	lb,
		char *	passname
	)

static

Definition at line 1507 of file openexr_api.cpp.

References BLI_addhead(), BLI_addtail(), BLI_findstring(), BLI_strncpy(), EXR_LAY_MAXNAME, MEM_callocN, ExrLayer::name, ExrPass::name, and STREQ.

Referenced by imb_exr_begin_read_mem().

◆ imb_exr_get_views()

static void imb_exr_get_views	(	MultiPartInputFile &	file,
		StringVector &	views
	)

static

Definition at line 732 of file openexr_api.cpp.

References exr_has_multipart_file(), exr_has_multiview(), file, imb_exr_get_multiView_id(), and view.

Referenced by IMB_exr_begin_read(), and imb_exr_begin_read_mem().

◆ IMB_exr_has_multilayer()

bool IMB_exr_has_multilayer ( void * handle )

Definition at line 1891 of file openexr_api.cpp.

References data, and imb_exr_is_multi().

Referenced by load_image_single(), and load_sequence_single().

◆ imb_exr_insert_view_name()

static void imb_exr_insert_view_name	(	char *	name_full,
		const char *	passname,
		const char *	viewname
	)

static

Definition at line 758 of file openexr_api.cpp.

References BLI_assert, BLI_snprintf(), BLI_str_rpartition(), BLI_strncpy(), ELEM, EXR_PASS_MAXNAME, len, and ExrLayer::name.

Referenced by IMB_exr_add_channel(), and IMB_exr_channel_rect().

◆ imb_exr_is_multi()

static bool imb_exr_is_multi ( MultiPartInputFile & file )

static

Definition at line 1872 of file openexr_api.cpp.

References exr_has_multipart_file(), exr_has_multiview(), file, and imb_exr_is_multilayer_file().

Referenced by IMB_exr_has_multilayer(), and imb_load_openexr().

◆ imb_exr_is_multilayer_file()

static bool imb_exr_is_multilayer_file ( MultiPartInputFile & file )

static

Definition at line 1787 of file openexr_api.cpp.

References file.

Referenced by imb_exr_is_multi().

◆ IMB_exr_multilayer_convert()

void IMB_exr_multilayer_convert	(	void *	handle,
		void *	base,
		void ()(void base, const char str)	addview,
		void ()(void base, const char str)	addlayer,
		void()(void base, void lay, const char str, float rect, int totchan, const char chan_id, const char *view)	addpass
	)