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/*
* 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) 2009 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup RNA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include "DNA_packedFile_types.h"
#include "BLI_utildefines.h"
#include "BLI_path_util.h"
#include "RNA_define.h"
#include "RNA_enum_types.h"
#include "BKE_packedFile.h"
#include "rna_internal.h" /* own include */
#ifdef RNA_RUNTIME
# include <errno.h>
# include "BKE_image.h"
# include "BKE_main.h"
# include "IMB_imbuf.h"
# include "IMB_colormanagement.h"
# include "DNA_image_types.h"
# include "DNA_scene_types.h"
# include "GPU_glew.h"
# include "MEM_guardedalloc.h"
static void rna_ImagePackedFile_save(ImagePackedFile *imapf, Main *bmain, ReportList *reports)
{
if (BKE_packedfile_write_to_file(
reports, BKE_main_blendfile_path(bmain), imapf->filepath, imapf->packedfile, 0) !=
RET_OK) {
BKE_reportf(reports, RPT_ERROR, "Could not save packed file to disk as '%s'", imapf->filepath);
}
}
static void rna_Image_save_render(
Image *image, bContext *C, ReportList *reports, const char *path, Scene *scene)
{
ImBuf *ibuf;
if (scene == NULL) {
scene = CTX_data_scene(C);
}
if (scene) {
ImageUser iuser = {NULL};
void *lock;
iuser.scene = scene;
iuser.ok = 1;
ibuf = BKE_image_acquire_ibuf(image, &iuser, &lock);
if (ibuf == NULL) {
BKE_report(reports, RPT_ERROR, "Could not acquire buffer from image");
}
else {
ImBuf *write_ibuf;
write_ibuf = IMB_colormanagement_imbuf_for_write(
ibuf, true, true, &scene->view_settings, &scene->display_settings, &scene->r.im_format);
write_ibuf->planes = scene->r.im_format.planes;
write_ibuf->dither = scene->r.dither_intensity;
if (!BKE_imbuf_write(write_ibuf, path, &scene->r.im_format)) {
BKE_reportf(reports, RPT_ERROR, "Could not write image: %s, '%s'", strerror(errno), path);
}
if (write_ibuf != ibuf) {
IMB_freeImBuf(write_ibuf);
}
}
BKE_image_release_ibuf(image, ibuf, lock);
}
else {
BKE_report(reports, RPT_ERROR, "Scene not in context, could not get save parameters");
}
}
static void rna_Image_save(Image *image, Main *bmain, bContext *C, ReportList *reports)
{
void *lock;
ImBuf *ibuf = BKE_image_acquire_ibuf(image, NULL, &lock);
if (ibuf) {
char filename[FILE_MAX];
BLI_strncpy(filename, image->name, sizeof(filename));
BLI_path_abs(filename, ID_BLEND_PATH(bmain, &image->id));
/* note, we purposefully ignore packed files here,
* developers need to explicitly write them via 'packed_files' */
if (IMB_saveiff(ibuf, filename, ibuf->flags)) {
image->type = IMA_TYPE_IMAGE;
if (image->source == IMA_SRC_GENERATED) {
image->source = IMA_SRC_FILE;
}
IMB_colormanagement_colorspace_from_ibuf_ftype(&image->colorspace_settings, ibuf);
ibuf->userflags &= ~IB_BITMAPDIRTY;
}
else {
BKE_reportf(reports,
RPT_ERROR,
"Image '%s' could not be saved to '%s'",
image->id.name + 2,
image->name);
}
}
else {
BKE_reportf(reports, RPT_ERROR, "Image '%s' does not have any image data", image->id.name + 2);
}
BKE_image_release_ibuf(image, ibuf, lock);
WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, image);
}
static void rna_Image_pack(
Image *image, Main *bmain, bContext *C, ReportList *reports, const char *data, int data_len)
{
BKE_image_free_packedfiles(image);
if (data) {
char *data_dup = MEM_mallocN(sizeof(*data_dup) * (size_t)data_len, __func__);
memcpy(data_dup, data, (size_t)data_len);
BKE_image_packfiles_from_mem(reports, image, data_dup, (size_t)data_len);
}
else if (BKE_image_is_dirty(image)) {
BKE_image_memorypack(image);
}
else {
BKE_image_packfiles(reports, image, ID_BLEND_PATH(bmain, &image->id));
}
WM_event_add_notifier(C, NC_IMAGE | NA_EDITED, image);
}
static void rna_Image_unpack(Image *image, Main *bmain, ReportList *reports, int method)
{
if (!BKE_image_has_packedfile(image)) {
BKE_report(reports, RPT_ERROR, "Image not packed");
}
else if (BKE_image_is_animated(image)) {
BKE_report(reports, RPT_ERROR, "Unpacking movies or image sequences not supported");
return;
}
else {
/* reports its own error on failure */
BKE_packedfile_unpack_image(bmain, reports, image, method);
}
}
static void rna_Image_reload(Image *image, Main *bmain)
{
BKE_image_signal(bmain, image, NULL, IMA_SIGNAL_RELOAD);
WM_main_add_notifier(NC_IMAGE | NA_EDITED, image);
}
static void rna_Image_update(Image *image, ReportList *reports)
{
ImBuf *ibuf = BKE_image_acquire_ibuf(image, NULL, NULL);
if (ibuf == NULL) {
BKE_reportf(reports, RPT_ERROR, "Image '%s' does not have any image data", image->id.name + 2);
return;
}
if (ibuf->rect) {
IMB_rect_from_float(ibuf);
}
ibuf->userflags |= IB_DISPLAY_BUFFER_INVALID;
BKE_image_release_ibuf(image, ibuf, NULL);
}
static void rna_Image_scale(Image *image, ReportList *reports, int width, int height)
{
if (!BKE_image_scale(image, width, height)) {
BKE_reportf(reports, RPT_ERROR, "Image '%s' does not have any image data", image->id.name + 2);
}
}
static int rna_Image_gl_load(Image *image, ReportList *reports, int frame)
{
ImageUser iuser = {NULL};
iuser.framenr = frame;
iuser.ok = true;
GPUTexture *tex = GPU_texture_from_blender(image, &iuser, GL_TEXTURE_2D);
if (tex == NULL) {
BKE_reportf(reports, RPT_ERROR, "Failed to load image texture '%s'", image->id.name + 2);
return (int)GL_INVALID_OPERATION;
}
return GL_NO_ERROR;
}
static int rna_Image_gl_touch(Image *image, ReportList *reports, int frame)
{
int error = GL_NO_ERROR;
BKE_image_tag_time(image);
if (image->gputexture[TEXTARGET_TEXTURE_2D] == NULL) {
error = rna_Image_gl_load(image, reports, frame);
}
return error;
}
static void rna_Image_gl_free(Image *image)
{
GPU_free_image(image);
/* remove the nocollect flag, image is available for garbage collection again */
image->flag &= ~IMA_NOCOLLECT;
}
static void rna_Image_filepath_from_user(Image *image, ImageUser *image_user, char *filepath)
{
BKE_image_user_file_path(image_user, image, filepath);
}
static void rna_Image_buffers_free(Image *image)
{
BKE_image_free_buffers_ex(image, true);
}
#else
void RNA_api_image_packed_file(StructRNA *srna)
{
FunctionRNA *func;
func = RNA_def_function(srna, "save", "rna_ImagePackedFile_save");
RNA_def_function_ui_description(func, "Save the packed file to its filepath");
RNA_def_function_flag(func, FUNC_USE_MAIN | FUNC_USE_REPORTS);
}
void RNA_api_image(StructRNA *srna)
{
FunctionRNA *func;
PropertyRNA *parm;
func = RNA_def_function(srna, "save_render", "rna_Image_save_render");
RNA_def_function_ui_description(func,
"Save image to a specific path using a scenes render settings");
RNA_def_function_flag(func, FUNC_USE_CONTEXT | FUNC_USE_REPORTS);
parm = RNA_def_string_file_path(func, "filepath", NULL, 0, "", "Save path");
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
RNA_def_pointer(func, "scene", "Scene", "", "Scene to take image parameters from");
func = RNA_def_function(srna, "save", "rna_Image_save");
RNA_def_function_ui_description(func, "Save image to its source path");
RNA_def_function_flag(func, FUNC_USE_MAIN | FUNC_USE_CONTEXT | FUNC_USE_REPORTS);
func = RNA_def_function(srna, "pack", "rna_Image_pack");
RNA_def_function_ui_description(func, "Pack an image as embedded data into the .blend file");
RNA_def_function_flag(func, FUNC_USE_MAIN | FUNC_USE_CONTEXT | FUNC_USE_REPORTS);
parm = RNA_def_property(func, "data", PROP_STRING, PROP_BYTESTRING);
RNA_def_property_ui_text(parm, "data", "Raw data (bytes, exact content of the embedded file)");
RNA_def_int(func,
"data_len",
0,
0,
INT_MAX,
"data_len",
"length of given data (mandatory if data is provided)",
0,
INT_MAX);
func = RNA_def_function(srna, "unpack", "rna_Image_unpack");
RNA_def_function_ui_description(func, "Save an image packed in the .blend file to disk");
RNA_def_function_flag(func, FUNC_USE_MAIN | FUNC_USE_REPORTS);
RNA_def_enum(
func, "method", rna_enum_unpack_method_items, PF_USE_LOCAL, "method", "How to unpack");
func = RNA_def_function(srna, "reload", "rna_Image_reload");
RNA_def_function_flag(func, FUNC_USE_MAIN);
RNA_def_function_ui_description(func, "Reload the image from its source path");
func = RNA_def_function(srna, "update", "rna_Image_update");
RNA_def_function_ui_description(func, "Update the display image from the floating point buffer");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
func = RNA_def_function(srna, "scale", "rna_Image_scale");
RNA_def_function_ui_description(func, "Scale the image in pixels");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
parm = RNA_def_int(func, "width", 1, 1, 10000, "", "Width", 1, 10000);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
parm = RNA_def_int(func, "height", 1, 1, 10000, "", "Height", 1, 10000);
RNA_def_parameter_flags(parm, 0, PARM_REQUIRED);
func = RNA_def_function(srna, "gl_touch", "rna_Image_gl_touch");
RNA_def_function_ui_description(
func, "Delay the image from being cleaned from the cache due inactivity");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
RNA_def_int(
func, "frame", 0, 0, INT_MAX, "Frame", "Frame of image sequence or movie", 0, INT_MAX);
/* return value */
parm = RNA_def_int(
func, "error", 0, -INT_MAX, INT_MAX, "Error", "OpenGL error value", -INT_MAX, INT_MAX);
RNA_def_function_return(func, parm);
func = RNA_def_function(srna, "gl_load", "rna_Image_gl_load");
RNA_def_function_ui_description(
func,
"Load the image into an OpenGL texture. On success, image.bindcode will contain the "
"OpenGL texture bindcode. Colors read from the texture will be in scene linear color space "
"and have premultiplied or straight alpha matching the image alpha mode");
RNA_def_function_flag(func, FUNC_USE_REPORTS);
RNA_def_int(
func, "frame", 0, 0, INT_MAX, "Frame", "Frame of image sequence or movie", 0, INT_MAX);
/* return value */
parm = RNA_def_int(
func, "error", 0, -INT_MAX, INT_MAX, "Error", "OpenGL error value", -INT_MAX, INT_MAX);
RNA_def_function_return(func, parm);
func = RNA_def_function(srna, "gl_free", "rna_Image_gl_free");
RNA_def_function_ui_description(func, "Free the image from OpenGL graphics memory");
/* path to an frame specified by image user */
func = RNA_def_function(srna, "filepath_from_user", "rna_Image_filepath_from_user");
RNA_def_function_ui_description(
func,
"Return the absolute path to the filepath of an image frame specified by the image user");
RNA_def_pointer(
func, "image_user", "ImageUser", "", "Image user of the image to get filepath for");
parm = RNA_def_string_file_path(func,
"filepath",
NULL,
FILE_MAX,
"File Path",
"The resulting filepath from the image and it's user");
RNA_def_parameter_flags(parm, PROP_THICK_WRAP, 0); /* needed for string return value */
RNA_def_function_output(func, parm);
func = RNA_def_function(srna, "buffers_free", "rna_Image_buffers_free");
RNA_def_function_ui_description(func, "Free the image buffers from memory");
/* TODO, pack/unpack, maybe should be generic functions? */
}
#endif
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