static void _get_image_dimension (int32_t imgid, int32_t *iwidth, int32_t *iheight)
{
dt_develop_t dev;
dt_mipmap_buffer_t buf;
dt_mipmap_cache_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_FULL, DT_MIPMAP_BLOCKING, 'r');
dt_dev_init(&dev, 0);
dt_dev_load_image(&dev, imgid);
const dt_image_t *img = &dev.image_storage;
dt_dev_pixelpipe_t pipe;
int wd = img->width, ht = img->height;
int res = dt_dev_pixelpipe_init_dummy(&pipe, wd, ht);
if(res)
{
// set mem pointer to 0, won't be used.
dt_dev_pixelpipe_set_input(&pipe, &dev, (float *)buf.buf, wd, ht, 1.0f);
dt_dev_pixelpipe_create_nodes(&pipe, &dev);
dt_dev_pixelpipe_synch_all(&pipe, &dev);
dt_dev_pixelpipe_get_dimensions(&pipe, &dev, pipe.iwidth, pipe.iheight, &pipe.processed_width,
&pipe.processed_height);
wd = pipe.processed_width;
ht = pipe.processed_height;
dt_dev_pixelpipe_cleanup(&pipe);
}
dt_dev_cleanup(&dev);
dt_mipmap_cache_release(darktable.mipmap_cache, &buf);
*iwidth = wd;
*iheight = ht;
}
static void _get_image_dimension (int32_t imgid, int32_t *iwidth, int32_t *iheight)
{
dt_develop_t dev;
dt_dev_init(&dev, 0);
dt_dev_load_image(&dev, imgid);
const dt_image_t *img = &dev.image_storage;
dt_dev_pixelpipe_t pipe;
int wd = img->width, ht = img->height;
int res = dt_dev_pixelpipe_init_dummy(&pipe, wd, ht);
if(res)
{
// set mem pointer to 0, won't be used.
dt_dev_pixelpipe_set_input(&pipe, &dev, NULL, wd, ht, 1.0f, 0);
dt_dev_pixelpipe_create_nodes(&pipe, &dev);
dt_dev_pixelpipe_synch_all(&pipe, &dev);
dt_dev_pixelpipe_get_dimensions(&pipe, &dev, pipe.iwidth, pipe.iheight, &pipe.processed_width,
&pipe.processed_height);
wd = pipe.processed_width;
ht = pipe.processed_height;
dt_dev_pixelpipe_cleanup(&pipe);
}
dt_dev_cleanup(&dev);
*iwidth = wd;
*iheight = ht;
}
void dt_dev_pixelpipe_change(dt_dev_pixelpipe_t *pipe, struct dt_develop_t *dev)
{
pthread_mutex_lock(&dev->history_mutex);
switch (pipe->changed)
{
case DT_DEV_PIPE_UNCHANGED:
break;
case DT_DEV_PIPE_TOP_CHANGED:
// only top history item changed.
dt_dev_pixelpipe_synch_top(pipe, dev);
break;
case DT_DEV_PIPE_SYNCH:
// pipeline topology remains intact, only change all params.
dt_dev_pixelpipe_synch_all(pipe, dev);
break;
default: // DT_DEV_PIPE_REMOVE
// modules have been added in between or removed. need to rebuild the whole pipeline.
dt_dev_pixelpipe_cleanup_nodes(pipe);
dt_dev_pixelpipe_create_nodes(pipe, dev);
break;
}
pipe->changed = DT_DEV_PIPE_UNCHANGED;
pthread_mutex_unlock(&dev->history_mutex);
}
// internal function: to avoid exif blob reading + 8-bit byteorder flag + high-quality override
int dt_imageio_export_with_flags(
const uint32_t imgid,
const char *filename,
dt_imageio_module_format_t *format,
dt_imageio_module_data_t *format_params,
const int32_t ignore_exif,
const int32_t display_byteorder,
const int32_t high_quality,
const int32_t thumbnail_export)
{
dt_develop_t dev;
dt_dev_init(&dev, 0);
dt_mipmap_buffer_t buf;
dt_mipmap_cache_read_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_FULL, DT_MIPMAP_BLOCKING);
dt_dev_load_image(&dev, imgid);
const dt_image_t *img = &dev.image_storage;
const int wd = img->width;
const int ht = img->height;
int res = 0;
dt_times_t start;
dt_get_times(&start);
dt_dev_pixelpipe_t pipe;
res = thumbnail_export ? dt_dev_pixelpipe_init_thumbnail(&pipe, wd, ht) : dt_dev_pixelpipe_init_export(&pipe, wd, ht);
if(!res)
{
dt_control_log(_("failed to allocate memory for export, please lower the threads used for export or buy more memory."));
dt_dev_cleanup(&dev);
if(buf.buf)
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
return 1;
}
if(!buf.buf)
{
dt_control_log(_("image `%s' is not available!"), img->filename);
dt_dev_cleanup(&dev);
return 1;
}
dt_dev_pixelpipe_set_input(&pipe, &dev, (float *)buf.buf, buf.width, buf.height, 1.0);
dt_dev_pixelpipe_create_nodes(&pipe, &dev);
dt_dev_pixelpipe_synch_all(&pipe, &dev);
dt_dev_pixelpipe_get_dimensions(&pipe, &dev, pipe.iwidth, pipe.iheight, &pipe.processed_width, &pipe.processed_height);
dt_show_times(&start, "[export] creating pixelpipe", NULL);
// find output color profile for this image:
int sRGB = 1;
gchar *overprofile = dt_conf_get_string("plugins/lighttable/export/iccprofile");
if(overprofile && !strcmp(overprofile, "sRGB"))
{
sRGB = 1;
}
else if(!overprofile || !strcmp(overprofile, "image"))
{
GList *modules = dev.iop;
dt_iop_module_t *colorout = NULL;
while (modules)
{
colorout = (dt_iop_module_t *)modules->data;
if (strcmp(colorout->op, "colorout") == 0)
{
dt_iop_colorout_params_t *p = (dt_iop_colorout_params_t *)colorout->params;
if(!strcmp(p->iccprofile, "sRGB")) sRGB = 1;
else sRGB = 0;
}
modules = g_list_next(modules);
}
}
else
{
sRGB = 0;
}
g_free(overprofile);
// get only once at the beginning, in case the user changes it on the way:
const int high_quality_processing = ((format_params->max_width == 0 || format_params->max_width >= pipe.processed_width ) &&
(format_params->max_height == 0 || format_params->max_height >= pipe.processed_height)) ? 0 :
high_quality;
const int width = high_quality_processing ? 0 : format_params->max_width;
const int height = high_quality_processing ? 0 : format_params->max_height;
const float scalex = width > 0 ? fminf(width /(float)pipe.processed_width, 1.0) : 1.0;
const float scaley = height > 0 ? fminf(height/(float)pipe.processed_height, 1.0) : 1.0;
const float scale = fminf(scalex, scaley);
int processed_width = scale*pipe.processed_width;
int processed_height = scale*pipe.processed_height;
const int bpp = format->bpp(format_params);
// downsampling done last, if high quality processing was requested:
uint8_t *outbuf = pipe.backbuf;
uint8_t *moutbuf = NULL; // keep track of alloc'ed memory
if(high_quality_processing)
{
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
const float scalex = format_params->max_width > 0 ? fminf(format_params->max_width /(float)pipe.processed_width, 1.0) : 1.0;
const float scaley = format_params->max_height > 0 ? fminf(format_params->max_height/(float)pipe.processed_height, 1.0) : 1.0;
const float scale = fminf(scalex, scaley);
processed_width = scale*pipe.processed_width + .5f;
processed_height = scale*pipe.processed_height + .5f;
moutbuf = (uint8_t *)dt_alloc_align(64, sizeof(float)*processed_width*processed_height*4);
outbuf = moutbuf;
// now downscale into the new buffer:
dt_iop_roi_t roi_in, roi_out;
roi_in.x = roi_in.y = roi_out.x = roi_out.y = 0;
roi_in.scale = 1.0;
roi_out.scale = scale;
roi_in.width = pipe.processed_width;
roi_in.height = pipe.processed_height;
roi_out.width = processed_width;
roi_out.height = processed_height;
dt_iop_clip_and_zoom((float *)outbuf, (float *)pipe.backbuf, &roi_out, &roi_in, processed_width, pipe.processed_width);
}
else
{
// do the processing (8-bit with special treatment, to make sure we can use openmp further down):
if(bpp == 8)
dt_dev_pixelpipe_process(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
else
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
outbuf = pipe.backbuf;
}
// downconversion to low-precision formats:
if(bpp == 8 && !display_byteorder)
{
// ldr output: char
if(high_quality_processing)
{
const float *const inbuf = (float *)outbuf;
for(int k=0; k<processed_width*processed_height; k++)
{
// convert in place, this is unfortunately very serial..
const uint8_t r = CLAMP(inbuf[4*k+0]*0xff, 0, 0xff);
const uint8_t g = CLAMP(inbuf[4*k+1]*0xff, 0, 0xff);
const uint8_t b = CLAMP(inbuf[4*k+2]*0xff, 0, 0xff);
outbuf[4*k+0] = r;
outbuf[4*k+1] = g;
outbuf[4*k+2] = b;
}
}
else
{
uint8_t *const buf8 = pipe.backbuf;
#ifdef _OPENMP
#pragma omp parallel for default(none) shared(processed_width, processed_height) schedule(static)
#endif
// just flip byte order
for(int k=0; k<processed_width*processed_height; k++)
{
uint8_t tmp = buf8[4*k+0];
buf8[4*k+0] = buf8[4*k+2];
buf8[4*k+2] = tmp;
}
}
}
else if(bpp == 16)
{
// uint16_t per color channel
float *buff = (float *) outbuf;
uint16_t *buf16 = (uint16_t *)outbuf;
for(int y=0; y<processed_height; y++) for(int x=0; x<processed_width ; x++)
{
// convert in place
const int k = x + processed_width*y;
for(int i=0; i<3; i++) buf16[4*k+i] = CLAMP(buff[4*k+i]*0x10000, 0, 0xffff);
}
}
// else output float, no further harm done to the pixels :)
format_params->width = processed_width;
format_params->height = processed_height;
if(!ignore_exif)
{
int length;
uint8_t exif_profile[65535]; // C++ alloc'ed buffer is uncool, so we waste some bits here.
char pathname[1024];
dt_image_full_path(imgid, pathname, 1024);
length = dt_exif_read_blob(exif_profile, pathname, sRGB, imgid);
res = format->write_image (format_params, filename, outbuf, exif_profile, length, imgid);
}
else
{
res = format->write_image (format_params, filename, outbuf, NULL, 0, imgid);
}
dt_dev_pixelpipe_cleanup(&pipe);
dt_dev_cleanup(&dev);
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
free(moutbuf);
return res;
}
// internal function: to avoid exif blob reading + 8-bit byteorder flag + high-quality override
int dt_imageio_export_with_flags(
const uint32_t imgid,
const char *filename,
dt_imageio_module_format_t *format,
dt_imageio_module_data_t *format_params,
const int32_t ignore_exif,
const int32_t display_byteorder,
const gboolean high_quality,
const int32_t thumbnail_export,
const char *filter,
const gboolean copy_metadata,
dt_imageio_module_storage_t *storage,
dt_imageio_module_data_t *storage_params)
{
dt_develop_t dev;
dt_dev_init(&dev, 0);
dt_mipmap_buffer_t buf;
if(thumbnail_export && dt_conf_get_bool("plugins/lighttable/low_quality_thumbnails"))
dt_mipmap_cache_read_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_F, DT_MIPMAP_BLOCKING);
else
dt_mipmap_cache_read_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_FULL, DT_MIPMAP_BLOCKING);
dt_dev_load_image(&dev, imgid);
const dt_image_t *img = &dev.image_storage;
const int wd = img->width;
const int ht = img->height;
int res = 0;
dt_times_t start;
dt_get_times(&start);
dt_dev_pixelpipe_t pipe;
res = thumbnail_export ? dt_dev_pixelpipe_init_thumbnail(&pipe, wd, ht) : dt_dev_pixelpipe_init_export(&pipe, wd, ht, format->levels(format_params));
if(!res)
{
dt_control_log(_("failed to allocate memory for %s, please lower the threads used for export or buy more memory."), thumbnail_export ? C_("noun", "thumbnail export") : C_("noun", "export"));
dt_dev_cleanup(&dev);
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
return 1;
}
if(!buf.buf)
{
dt_control_log(_("image `%s' is not available!"), img->filename);
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
dt_dev_cleanup(&dev);
return 1;
}
// If a style is to be applied during export, add the iop params into the history
if (!thumbnail_export && format_params->style[0] != '\0')
{
GList *stls;
GList *modules = dev.iop;
dt_iop_module_t *m = NULL;
if ((stls=dt_styles_get_item_list(format_params->style, TRUE, -1)) == 0)
{
dt_control_log(_("cannot find the style '%s' to apply during export."), format_params->style);
dt_dev_cleanup(&dev);
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
return 1;
}
// Add each params
while (stls)
{
dt_style_item_t *s = (dt_style_item_t *) stls->data;
modules = dev.iop;
while (modules)
{
m = (dt_iop_module_t *)modules->data;
// since the name in the style is returned with a possible multi-name, just check the start of the name
if (strncmp(m->op, s->name, strlen(m->op)) == 0)
{
dt_dev_history_item_t *h = malloc(sizeof(dt_dev_history_item_t));
h->params = s->params;
h->blend_params = s->blendop_params;
h->enabled = s->enabled;
h->module = m;
h->multi_priority = 1;
g_strlcpy(h->multi_name, "", sizeof(h->multi_name));
if(m->legacy_params && (s->module_version != m->version()))
{
void *new_params = malloc(m->params_size);
m->legacy_params (m, h->params, s->module_version, new_params, labs(m->version()));
free (h->params);
h->params = new_params;
}
dev.history_end++;
dev.history = g_list_append(dev.history, h);
break;
}
modules = g_list_next(modules);
}
stls = g_list_next(stls);
}
}
dt_dev_pixelpipe_set_input(&pipe, &dev, (float *)buf.buf, buf.width, buf.height, 1.0);
dt_dev_pixelpipe_create_nodes(&pipe, &dev);
dt_dev_pixelpipe_synch_all(&pipe, &dev);
dt_dev_pixelpipe_get_dimensions(&pipe, &dev, pipe.iwidth, pipe.iheight, &pipe.processed_width, &pipe.processed_height);
if(filter)
{
if(!strncmp(filter, "pre:", 4))
dt_dev_pixelpipe_disable_after(&pipe, filter+4);
if(!strncmp(filter, "post:", 5))
dt_dev_pixelpipe_disable_before(&pipe, filter+5);
}
dt_show_times(&start, "[export] creating pixelpipe", NULL);
// find output color profile for this image:
int sRGB = 1;
gchar *overprofile = dt_conf_get_string("plugins/lighttable/export/iccprofile");
if(overprofile && !strcmp(overprofile, "sRGB"))
{
sRGB = 1;
}
else if(!overprofile || !strcmp(overprofile, "image"))
{
GList *modules = dev.iop;
dt_iop_module_t *colorout = NULL;
while (modules)
{
colorout = (dt_iop_module_t *)modules->data;
if(colorout->get_p && strcmp(colorout->op, "colorout") == 0)
{
const char *iccprofile = colorout->get_p(colorout->params, "iccprofile");
if(!strcmp(iccprofile, "sRGB")) sRGB = 1;
else sRGB = 0;
}
modules = g_list_next(modules);
}
}
else
{
sRGB = 0;
}
g_free(overprofile);
// get only once at the beginning, in case the user changes it on the way:
const gboolean high_quality_processing = ((format_params->max_width == 0 || format_params->max_width >= pipe.processed_width ) &&
(format_params->max_height == 0 || format_params->max_height >= pipe.processed_height)) ? FALSE :
high_quality;
const int width = high_quality_processing ? 0 : format_params->max_width;
const int height = high_quality_processing ? 0 : format_params->max_height;
const double scalex = width > 0 ? fminf(width /(double)pipe.processed_width, 1.0) : 1.0;
const double scaley = height > 0 ? fminf(height/(double)pipe.processed_height, 1.0) : 1.0;
const double scale = fminf(scalex, scaley);
int processed_width = scale*pipe.processed_width + .5f;
int processed_height = scale*pipe.processed_height + .5f;
const int bpp = format->bpp(format_params);
// downsampling done last, if high quality processing was requested:
uint8_t *outbuf = pipe.backbuf;
uint8_t *moutbuf = NULL; // keep track of alloc'ed memory
dt_get_times(&start);
if(high_quality_processing)
{
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
const double scalex = format_params->max_width > 0 ? fminf(format_params->max_width /(double)pipe.processed_width, 1.0) : 1.0;
const double scaley = format_params->max_height > 0 ? fminf(format_params->max_height/(double)pipe.processed_height, 1.0) : 1.0;
const double scale = fminf(scalex, scaley);
processed_width = scale*pipe.processed_width + .5f;
processed_height = scale*pipe.processed_height + .5f;
moutbuf = (uint8_t *)dt_alloc_align(64, (size_t)sizeof(float)*processed_width*processed_height*4);
outbuf = moutbuf;
// now downscale into the new buffer:
dt_iop_roi_t roi_in, roi_out;
roi_in.x = roi_in.y = roi_out.x = roi_out.y = 0;
roi_in.scale = 1.0;
roi_out.scale = scale;
roi_in.width = pipe.processed_width;
roi_in.height = pipe.processed_height;
roi_out.width = processed_width;
roi_out.height = processed_height;
dt_iop_clip_and_zoom((float *)outbuf, (float *)pipe.backbuf, &roi_out, &roi_in, processed_width, pipe.processed_width);
}
else
{
// do the processing (8-bit with special treatment, to make sure we can use openmp further down):
if(bpp == 8)
dt_dev_pixelpipe_process(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
else
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
outbuf = pipe.backbuf;
}
dt_show_times(&start, thumbnail_export ? "[dev_process_thumbnail] pixel pipeline processing" : "[dev_process_export] pixel pipeline processing", NULL);
// downconversion to low-precision formats:
if(bpp == 8)
{
if(display_byteorder)
{
if(high_quality_processing)
{
const float *const inbuf = (float *)outbuf;
for(size_t k=0; k<(size_t)processed_width*processed_height; k++)
{
// convert in place, this is unfortunately very serial..
const uint8_t r = CLAMP(inbuf[4*k+2]*0xff, 0, 0xff);
const uint8_t g = CLAMP(inbuf[4*k+1]*0xff, 0, 0xff);
const uint8_t b = CLAMP(inbuf[4*k+0]*0xff, 0, 0xff);
outbuf[4*k+0] = r;
outbuf[4*k+1] = g;
outbuf[4*k+2] = b;
}
}
// else processing output was 8-bit already, and no need to swap order
}
else // need to flip
{
// ldr output: char
if(high_quality_processing)
{
const float *const inbuf = (float *)outbuf;
for(size_t k=0; k<(size_t)processed_width*processed_height; k++)
{
// convert in place, this is unfortunately very serial..
const uint8_t r = CLAMP(inbuf[4*k+0]*0xff, 0, 0xff);
const uint8_t g = CLAMP(inbuf[4*k+1]*0xff, 0, 0xff);
const uint8_t b = CLAMP(inbuf[4*k+2]*0xff, 0, 0xff);
outbuf[4*k+0] = r;
outbuf[4*k+1] = g;
outbuf[4*k+2] = b;
}
}
else
{ // !display_byteorder, need to swap:
uint8_t *const buf8 = pipe.backbuf;
#ifdef _OPENMP
#pragma omp parallel for default(none) shared(processed_width, processed_height) schedule(static)
#endif
// just flip byte order
for(size_t k=0; k<(size_t)processed_width*processed_height; k++)
{
uint8_t tmp = buf8[4*k+0];
buf8[4*k+0] = buf8[4*k+2];
buf8[4*k+2] = tmp;
}
}
}
}
else if(bpp == 16)
{
// uint16_t per color channel
float *buff = (float *) outbuf;
uint16_t *buf16 = (uint16_t *)outbuf;
for(int y=0; y<processed_height; y++) for(int x=0; x<processed_width ; x++)
{
// convert in place
const size_t k = (size_t)processed_width*y + x;
for(int i=0; i<3; i++) buf16[4*k+i] = CLAMP(buff[4*k+i]*0x10000, 0, 0xffff);
}
}
// else output float, no further harm done to the pixels :)
format_params->width = processed_width;
format_params->height = processed_height;
if(!ignore_exif)
{
int length;
uint8_t exif_profile[65535]; // C++ alloc'ed buffer is uncool, so we waste some bits here.
char pathname[PATH_MAX];
gboolean from_cache = TRUE;
dt_image_full_path(imgid, pathname, sizeof(pathname), &from_cache);
// last param is dng mode, it's false here
length = dt_exif_read_blob(exif_profile, pathname, imgid, sRGB, processed_width, processed_height, 0);
res = format->write_image (format_params, filename, outbuf, exif_profile, length, imgid);
}
else
{
res = format->write_image (format_params, filename, outbuf, NULL, 0, imgid);
}
dt_dev_pixelpipe_cleanup(&pipe);
dt_dev_cleanup(&dev);
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
dt_free_align(moutbuf);
/* now write xmp into that container, if possible */
if(copy_metadata && (format->flags(format_params) & FORMAT_FLAGS_SUPPORT_XMP)) {
dt_exif_xmp_attach(imgid, filename);
// no need to cancel the export if this fail
}
if(!thumbnail_export && strcmp(format->mime(format_params), "memory"))
{
dt_control_signal_raise(darktable.signals,DT_SIGNAL_IMAGE_EXPORT_TMPFILE,imgid,filename,format,format_params,storage,storage_params);
}
return res;
}
void dt_dev_process_image_job(dt_develop_t *dev)
{
dt_control_log_busy_enter();
// let gui know to draw preview instead of us, if it's there:
dev->image_dirty = 1;
dt_mipmap_buffer_t buf;
dt_times_t start;
dt_get_times(&start);
dt_mipmap_cache_read_get(darktable.mipmap_cache, &buf, dev->image_storage.id, DT_MIPMAP_FULL, DT_MIPMAP_BLOCKING);
dt_show_times(&start, "[dev]", "to load the image.");
// copy over image now that width and height are sure to be correct:
const dt_image_t *img = dt_image_cache_read_get(darktable.image_cache, dev->image_storage.id);
dev->image_storage = *img;
// but don't lock the real thing, as that would avoid any writers to change stuff.
// (such as raw loading or star rating changes)
dt_image_cache_read_release(darktable.image_cache, img);
// failed to load raw?
if(!buf.buf) return;
dt_dev_pixelpipe_set_input(dev->pipe, dev, (float *)buf.buf, buf.width, buf.height, 1.0);
if(dev->image_loading)
{
// init pixel pipeline
dt_dev_pixelpipe_cleanup_nodes(dev->pipe);
dt_dev_pixelpipe_create_nodes(dev->pipe, dev);
if(dev->image_force_reload) dt_dev_pixelpipe_flush_caches(dev->pipe);
dev->image_dirty = 1;
dev->image_force_reload = 0;
if(dev->gui_attached)
{
// during load, a mipf update could have been issued.
dev->preview_input_changed = 1;
dev->preview_dirty = 1;
dev->gui_synch = 1; // notify gui thread we want to synch (call gui_update in the modules)
dev->preview_pipe->changed |= DT_DEV_PIPE_SYNCH;
}
dev->pipe->changed |= DT_DEV_PIPE_SYNCH;
}
dt_dev_zoom_t zoom;
float zoom_x, zoom_y, scale;
int x, y;
// adjust pipeline according to changed flag set by {add,pop}_history_item.
restart:
if(dev->gui_leaving)
{
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
dt_control_log_busy_leave();
return;
}
dev->pipe->input_timestamp = dev->timestamp;
// this locks dev->history_mutex.
dt_dev_pixelpipe_change(dev->pipe, dev);
// determine scale according to new dimensions
DT_CTL_GET_GLOBAL(zoom, dev_zoom);
DT_CTL_GET_GLOBAL(zoom_x, dev_zoom_x);
DT_CTL_GET_GLOBAL(zoom_y, dev_zoom_y);
scale = dt_dev_get_zoom_scale(dev, zoom, 1.0f, 0);
dev->capwidth = MIN(MIN(dev->width, dev->pipe->processed_width *scale), darktable.thumbnail_width);
dev->capheight = MIN(MIN(dev->height, dev->pipe->processed_height*scale), darktable.thumbnail_height);
x = MAX(0, scale*dev->pipe->processed_width *(.5+zoom_x)-dev->capwidth/2);
y = MAX(0, scale*dev->pipe->processed_height*(.5+zoom_y)-dev->capheight/2);
dt_get_times(&start);
if(dt_dev_pixelpipe_process(dev->pipe, dev, x, y, dev->capwidth, dev->capheight, scale))
{
// interrupted because image changed?
if(dev->image_force_reload)
{
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
dt_control_log_busy_leave();
return;
}
// or because the pipeline changed?
else goto restart;
}
dt_show_times(&start, "[dev_process_image] pixel pipeline processing", NULL);
// maybe we got zoomed/panned in the meantime?
if(dev->pipe->changed != DT_DEV_PIPE_UNCHANGED) goto restart;
// cool, we got a new image!
dev->image_dirty = 0;
dev->image_loading = 0;
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
dt_control_queue_redraw_center();
dt_control_log_busy_leave();
}
void dt_dev_process_preview_job(dt_develop_t *dev)
{
dt_mipmap_buffer_t buf;
if(dev->image_loading)
{
// raw is already loading, no use starting another file access, we wait.
return;
}
dt_control_log_busy_enter();
dev->preview_pipe->input_timestamp = dev->timestamp;
dev->preview_dirty = 1;
// lock if there, issue a background load, if not (best-effort for mip f).
dt_mipmap_cache_read_get(darktable.mipmap_cache, &buf, dev->image_storage.id, DT_MIPMAP_F, 0);
if(!buf.buf)
{
dt_control_log_busy_leave();
return; // not loaded yet. load will issue a gtk redraw on completion, which in turn will trigger us again later.
}
// init pixel pipeline for preview.
dt_dev_pixelpipe_set_input(dev->preview_pipe, dev, (float *)buf.buf, buf.width, buf.height, dev->image_storage.width/(float)buf.width);
if(dev->preview_loading)
{
dt_dev_pixelpipe_cleanup_nodes(dev->preview_pipe);
dt_dev_pixelpipe_create_nodes(dev->preview_pipe, dev);
dt_dev_pixelpipe_flush_caches(dev->preview_pipe);
dev->preview_loading = 0;
}
// if raw loaded, get new mipf
if(dev->preview_input_changed)
{
dt_dev_pixelpipe_flush_caches(dev->preview_pipe);
dev->preview_input_changed = 0;
}
// always process the whole downsampled mipf buffer, to allow for fast scrolling and mip4 write-through.
restart:
if(dev->gui_leaving)
{
dt_control_log_busy_leave();
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
return;
}
// adjust pipeline according to changed flag set by {add,pop}_history_item.
// this locks dev->history_mutex.
dt_times_t start;
dt_get_times(&start);
dt_dev_pixelpipe_change(dev->preview_pipe, dev);
if(dt_dev_pixelpipe_process(dev->preview_pipe, dev, 0, 0, dev->preview_pipe->processed_width*dev->preview_downsampling, dev->preview_pipe->processed_height*dev->preview_downsampling, dev->preview_downsampling))
{
if(dev->preview_loading || dev->preview_input_changed)
{
dt_control_log_busy_leave();
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
return;
}
else goto restart;
}
dt_show_times(&start, "[dev_process_preview] pixel pipeline processing", NULL);
dev->preview_dirty = 0;
dt_control_log_busy_leave();
dt_mipmap_cache_read_release(darktable.mipmap_cache, &buf);
}
// internal function: to avoid exif blob reading + 8-bit byteorder flag + high-quality override
int dt_imageio_export_with_flags(const uint32_t imgid, const char *filename,
dt_imageio_module_format_t *format, dt_imageio_module_data_t *format_params,
const int32_t ignore_exif, const int32_t display_byteorder,
const gboolean high_quality, const gboolean upscale, const int32_t thumbnail_export,
const char *filter, const gboolean copy_metadata,
dt_colorspaces_color_profile_type_t icc_type, const gchar *icc_filename,
dt_iop_color_intent_t icc_intent,
dt_imageio_module_storage_t *storage,
dt_imageio_module_data_t *storage_params, int num, int total)
{
dt_develop_t dev;
dt_dev_init(&dev, 0);
dt_dev_load_image(&dev, imgid);
const int buf_is_downscaled
= (thumbnail_export && dt_conf_get_bool("plugins/lighttable/low_quality_thumbnails"));
dt_mipmap_buffer_t buf;
if(buf_is_downscaled)
dt_mipmap_cache_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_F, DT_MIPMAP_BLOCKING, 'r');
else
dt_mipmap_cache_get(darktable.mipmap_cache, &buf, imgid, DT_MIPMAP_FULL, DT_MIPMAP_BLOCKING, 'r');
const dt_image_t *img = &dev.image_storage;
if(!buf.buf || !buf.width || !buf.height)
{
fprintf(stderr, "allocation failed???\n");
dt_control_log(_("image `%s' is not available!"), img->filename);
goto error_early;
}
const int wd = img->width;
const int ht = img->height;
const float max_scale = upscale ? 100.0 : 1.0;
int res = 0;
dt_times_t start;
dt_get_times(&start);
dt_dev_pixelpipe_t pipe;
res = thumbnail_export ? dt_dev_pixelpipe_init_thumbnail(&pipe, wd, ht)
: dt_dev_pixelpipe_init_export(&pipe, wd, ht, format->levels(format_params));
if(!res)
{
dt_control_log(
_("failed to allocate memory for %s, please lower the threads used for export or buy more memory."),
thumbnail_export ? C_("noun", "thumbnail export") : C_("noun", "export"));
goto error;
}
// If a style is to be applied during export, add the iop params into the history
if(!thumbnail_export && format_params->style[0] != '\0')
{
GList *style_items = dt_styles_get_item_list(format_params->style, TRUE, -1);
if(!style_items)
{
dt_control_log(_("cannot find the style '%s' to apply during export."), format_params->style);
goto error;
}
// remove everything above history_end
GList *history = g_list_nth(dev.history, dev.history_end);
while(history)
{
GList *next = g_list_next(history);
dt_dev_history_item_t *hist = (dt_dev_history_item_t *)(history->data);
free(hist->params);
free(hist->blend_params);
free(history->data);
dev.history = g_list_delete_link(dev.history, history);
history = next;
}
// Add each params
for(GList *iter = style_items; iter; iter = g_list_next(iter))
{
dt_style_item_t *s = (dt_style_item_t *)iter->data;
for(GList *module = dev.iop; module; module = g_list_next(module))
{
dt_iop_module_t *m = (dt_iop_module_t *)module->data;
if(!strcmp(m->op, s->operation))
{
dt_dev_history_item_t *h = malloc(sizeof(dt_dev_history_item_t));
dt_iop_module_t *style_module = m;
if((format_params->style_append && !(m->flags() & IOP_FLAGS_ONE_INSTANCE)) || m->multi_priority != s->multi_priority)
{
// dt_dev_module_duplicate() doesn't work here, it's trying too hard to be clever
style_module = (dt_iop_module_t *)calloc(1, sizeof(dt_iop_module_t));
if(style_module && !dt_iop_load_module(style_module, m->so, m->dev))
{
style_module->instance = m->instance;
style_module->multi_priority = s->multi_priority;
snprintf(style_module->multi_name, sizeof(style_module->multi_name), "%s", s->name);
dev.iop = g_list_insert_sorted(dev.iop, style_module, sort_plugins);
}
else
{
free(h);
goto error;
}
}
h->params = s->params;
h->blend_params = s->blendop_params;
h->enabled = s->enabled;
h->module = style_module;
h->multi_priority = s->multi_priority;
g_strlcpy(h->multi_name, s->name, sizeof(h->multi_name));
if(m->legacy_params && (s->module_version != m->version()))
{
void *new_params = malloc(m->params_size);
m->legacy_params(m, h->params, s->module_version, new_params, labs(m->version()));
free(h->params);
h->params = new_params;
}
dev.history_end++;
dev.history = g_list_append(dev.history, h);
// make sure that dt_style_item_free doesn't free data we still use
s->params = NULL;
s->blendop_params = NULL;
break;
}
}
}
g_list_free_full(style_items, dt_style_item_free);
}
dt_dev_pixelpipe_set_icc(&pipe, icc_type, icc_filename, icc_intent);
dt_dev_pixelpipe_set_input(&pipe, &dev, (float *)buf.buf, buf.width, buf.height, buf.iscale);
dt_dev_pixelpipe_create_nodes(&pipe, &dev);
dt_dev_pixelpipe_synch_all(&pipe, &dev);
if(filter)
{
if(!strncmp(filter, "pre:", 4)) dt_dev_pixelpipe_disable_after(&pipe, filter + 4);
if(!strncmp(filter, "post:", 5)) dt_dev_pixelpipe_disable_before(&pipe, filter + 5);
}
dt_dev_pixelpipe_get_dimensions(&pipe, &dev, pipe.iwidth, pipe.iheight, &pipe.processed_width,
&pipe.processed_height);
dt_show_times(&start, "[export] creating pixelpipe", NULL);
// find output color profile for this image:
int sRGB = 1;
if(icc_type == DT_COLORSPACE_SRGB)
{
sRGB = 1;
}
else if(icc_type == DT_COLORSPACE_NONE)
{
GList *modules = dev.iop;
dt_iop_module_t *colorout = NULL;
while(modules)
{
colorout = (dt_iop_module_t *)modules->data;
if(colorout->get_p && strcmp(colorout->op, "colorout") == 0)
{
const dt_colorspaces_color_profile_type_t *type = colorout->get_p(colorout->params, "type");
sRGB = (!type || *type == DT_COLORSPACE_SRGB);
break; // colorout can't have > 1 instance
}
modules = g_list_next(modules);
}
}
else
{
sRGB = 0;
}
// get only once at the beginning, in case the user changes it on the way:
const gboolean high_quality_processing
= ((format_params->max_width == 0 || format_params->max_width >= pipe.processed_width)
&& (format_params->max_height == 0 || format_params->max_height >= pipe.processed_height))
? FALSE
: high_quality;
const int width = format_params->max_width;
const int height = format_params->max_height;
const double scalex = width > 0 ? fminf(width / (double)pipe.processed_width, max_scale) : 1.0;
const double scaley = height > 0 ? fminf(height / (double)pipe.processed_height, max_scale) : 1.0;
const double scale = fminf(scalex, scaley);
const int processed_width = scale * pipe.processed_width + .5f;
const int processed_height = scale * pipe.processed_height + .5f;
const int bpp = format->bpp(format_params);
dt_get_times(&start);
if(high_quality_processing)
{
/*
* if high quality processing was requested, downsampling will be done
* at the very end of the pipe (just before border and watermark)
*/
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
}
else
{
// else, downsampling will be right after demosaic
// so we need to turn temporarily disable in-pipe late downsampling iop.
// find the finalscale module
dt_dev_pixelpipe_iop_t *finalscale = NULL;
{
GList *nodes = g_list_last(pipe.nodes);
while(nodes)
{
dt_dev_pixelpipe_iop_t *node = (dt_dev_pixelpipe_iop_t *)(nodes->data);
if(!strcmp(node->module->op, "finalscale"))
{
finalscale = node;
break;
}
nodes = g_list_previous(nodes);
}
}
if(finalscale) finalscale->enabled = 0;
// do the processing (8-bit with special treatment, to make sure we can use openmp further down):
if(bpp == 8)
dt_dev_pixelpipe_process(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
else
dt_dev_pixelpipe_process_no_gamma(&pipe, &dev, 0, 0, processed_width, processed_height, scale);
if(finalscale) finalscale->enabled = 1;
}
dt_show_times(&start, thumbnail_export ? "[dev_process_thumbnail] pixel pipeline processing"
: "[dev_process_export] pixel pipeline processing",
NULL);
uint8_t *outbuf = pipe.backbuf;
// downconversion to low-precision formats:
if(bpp == 8)
{
if(display_byteorder)
{
if(high_quality_processing)
{
const float *const inbuf = (float *)outbuf;
for(size_t k = 0; k < (size_t)processed_width * processed_height; k++)
{
// convert in place, this is unfortunately very serial..
const uint8_t r = CLAMP(inbuf[4 * k + 2] * 0xff, 0, 0xff);
const uint8_t g = CLAMP(inbuf[4 * k + 1] * 0xff, 0, 0xff);
const uint8_t b = CLAMP(inbuf[4 * k + 0] * 0xff, 0, 0xff);
outbuf[4 * k + 0] = r;
outbuf[4 * k + 1] = g;
outbuf[4 * k + 2] = b;
}
}
// else processing output was 8-bit already, and no need to swap order
}
else // need to flip
{
// ldr output: char
if(high_quality_processing)
{
const float *const inbuf = (float *)outbuf;
for(size_t k = 0; k < (size_t)processed_width * processed_height; k++)
{
// convert in place, this is unfortunately very serial..
const uint8_t r = CLAMP(inbuf[4 * k + 0] * 0xff, 0, 0xff);
const uint8_t g = CLAMP(inbuf[4 * k + 1] * 0xff, 0, 0xff);
const uint8_t b = CLAMP(inbuf[4 * k + 2] * 0xff, 0, 0xff);
outbuf[4 * k + 0] = r;
outbuf[4 * k + 1] = g;
outbuf[4 * k + 2] = b;
}
}
else
{ // !display_byteorder, need to swap:
uint8_t *const buf8 = pipe.backbuf;
#ifdef _OPENMP
#pragma omp parallel for default(none) schedule(static)
#endif
// just flip byte order
for(size_t k = 0; k < (size_t)processed_width * processed_height; k++)
{
uint8_t tmp = buf8[4 * k + 0];
buf8[4 * k + 0] = buf8[4 * k + 2];
buf8[4 * k + 2] = tmp;
}
}
}
}
else if(bpp == 16)
{
// uint16_t per color channel
float *buff = (float *)outbuf;
uint16_t *buf16 = (uint16_t *)outbuf;
for(int y = 0; y < processed_height; y++)
for(int x = 0; x < processed_width; x++)
{
// convert in place
const size_t k = (size_t)processed_width * y + x;
for(int i = 0; i < 3; i++) buf16[4 * k + i] = CLAMP(buff[4 * k + i] * 0x10000, 0, 0xffff);
}
}
// else output float, no further harm done to the pixels :)
format_params->width = processed_width;
format_params->height = processed_height;
if(!ignore_exif)
{
int length;
uint8_t *exif_profile = NULL; // Exif data should be 65536 bytes max, but if original size is close to that,
// adding new tags could make it go over that... so let it be and see what
// happens when we write the image
char pathname[PATH_MAX] = { 0 };
gboolean from_cache = TRUE;
dt_image_full_path(imgid, pathname, sizeof(pathname), &from_cache);
// last param is dng mode, it's false here
length = dt_exif_read_blob(&exif_profile, pathname, imgid, sRGB, processed_width, processed_height, 0);
res = format->write_image(format_params, filename, outbuf, icc_type, icc_filename, exif_profile, length, imgid,
num, total);
free(exif_profile);
}
else
{
res = format->write_image(format_params, filename, outbuf, icc_type, icc_filename, NULL, 0, imgid, num, total);
}
dt_dev_pixelpipe_cleanup(&pipe);
dt_dev_cleanup(&dev);
dt_mipmap_cache_release(darktable.mipmap_cache, &buf);
/* now write xmp into that container, if possible */
if(copy_metadata && (format->flags(format_params) & FORMAT_FLAGS_SUPPORT_XMP))
{
dt_exif_xmp_attach(imgid, filename);
// no need to cancel the export if this fail
}
if(!thumbnail_export && strcmp(format->mime(format_params), "memory")
&& !(format->flags(format_params) & FORMAT_FLAGS_NO_TMPFILE))
{
#ifdef USE_LUA
//Synchronous calling of lua intermediate-export-image events
dt_lua_lock();
lua_State *L = darktable.lua_state.state;
luaA_push(L, dt_lua_image_t, &imgid);
lua_pushstring(L, filename);
luaA_push_type(L, format->parameter_lua_type, format_params);
if (storage)
luaA_push_type(L, storage->parameter_lua_type, storage_params);
else
lua_pushnil(L);
dt_lua_event_trigger(L, "intermediate-export-image", 4);
dt_lua_unlock();
#endif
dt_control_signal_raise(darktable.signals, DT_SIGNAL_IMAGE_EXPORT_TMPFILE, imgid, filename, format,
format_params, storage, storage_params);
}
return res;
error:
dt_dev_pixelpipe_cleanup(&pipe);
error_early:
dt_dev_cleanup(&dev);
dt_mipmap_cache_release(darktable.mipmap_cache, &buf);
return 1;
}
static void
dt_dev_change_image(dt_develop_t *dev, const uint32_t imgid)
{
// stop crazy users from sleeping on key-repeat spacebar:
if(dev->image_loading) return;
// get last active plugin, make sure focus out is called:
gchar *active_plugin = dt_conf_get_string("plugins/darkroom/active");
dt_iop_request_focus(NULL);
// store last active group
dt_conf_set_int("plugins/darkroom/groups", dt_dev_modulegroups_get(dev));
// store last active plugin:
if(darktable.develop->gui_module)
dt_conf_set_string("plugins/darkroom/active", darktable.develop->gui_module->op);
else
dt_conf_set_string("plugins/darkroom/active", "");
g_assert(dev->gui_attached);
// commit image ops to db
dt_dev_write_history(dev);
// be sure light table will update the thumbnail
// TODO: only if image changed!
// if()
{
dt_mipmap_cache_remove(darktable.mipmap_cache, dev->image_storage.id);
dt_image_synch_xmp(dev->image_storage.id);
}
select_this_image(imgid);
while(dev->history)
{
// clear history of old image
free(((dt_dev_history_item_t *)dev->history->data)->params);
free( (dt_dev_history_item_t *)dev->history->data);
dev->history = g_list_delete_link(dev->history, dev->history);
}
// get new image:
dt_dev_reload_image(dev, imgid);
// make sure no signals propagate here:
darktable.gui->reset = 1;
GList *modules = g_list_last(dev->iop);
int nb_iop = g_list_length(dev->iop);
dt_dev_pixelpipe_cleanup_nodes(dev->pipe);
dt_dev_pixelpipe_cleanup_nodes(dev->preview_pipe);
for (int i=nb_iop-1; i>0; i--)
{
dt_iop_module_t *module = (dt_iop_module_t *)(g_list_nth_data(dev->iop,i));
if (module->multi_priority == 0) //if the module is the "base" instance, we keep it
{
dt_iop_reload_defaults(module);
dt_iop_gui_update(module);
}
else //else we delete it and remove it from the panel
{
if (!dt_iop_is_hidden(module))
{
gtk_container_remove (GTK_CONTAINER(dt_ui_get_container(darktable.gui->ui, DT_UI_CONTAINER_PANEL_RIGHT_CENTER)),module->expander);
dt_iop_gui_cleanup_module(module);
}
//we remove the module from the list
dev->iop = g_list_remove_link(dev->iop,g_list_nth(dev->iop,i));
//we cleanup the module
dt_accel_disconnect_list(module->accel_closures);
dt_accel_cleanup_locals_iop(module);
module->accel_closures = NULL;
dt_iop_cleanup_module(module);
free(module);
}
}
dt_dev_pixelpipe_create_nodes(dev->pipe, dev);
dt_dev_pixelpipe_create_nodes(dev->preview_pipe, dev);
dt_dev_read_history(dev);
//we have to init all module instances other than "base" instance
modules = dev->iop;
while(modules)
{
dt_iop_module_t *module = (dt_iop_module_t *)(modules->data);
if(module->multi_priority > 0)
{
if (!dt_iop_is_hidden(module))
{
module->gui_init(module);
dt_iop_reload_defaults(module);
//we search the base iop corresponding
GList *mods = g_list_first(dev->iop);
dt_iop_module_t *base = NULL;
int pos_module = 0;
int pos_base = 0;
int pos = 0;
while (mods)
{
dt_iop_module_t *mod = (dt_iop_module_t *)(mods->data);
if (mod->multi_priority == 0 && mod->instance == module->instance)
{
base = mod;
pos_base = pos;
}
else if (mod == module) pos_module = pos;
mods = g_list_next(mods);
pos++;
}
if (!base) continue;
/* add module to right panel */
GtkWidget *expander = dt_iop_gui_get_expander(module);
dt_ui_container_add_widget(darktable.gui->ui,
DT_UI_CONTAINER_PANEL_RIGHT_CENTER, expander);
GValue gv = { 0, { { 0 } } };
g_value_init(&gv,G_TYPE_INT);
gtk_container_child_get_property(GTK_CONTAINER(dt_ui_get_container(darktable.gui->ui, DT_UI_CONTAINER_PANEL_RIGHT_CENTER)),base->expander,"position",&gv);
gtk_box_reorder_child (dt_ui_get_container(darktable.gui->ui, DT_UI_CONTAINER_PANEL_RIGHT_CENTER),expander,g_value_get_int(&gv)+pos_base-pos_module);
dt_iop_gui_set_expanded(module, TRUE);
dt_iop_gui_update_blending(module);
}
/* setup key accelerators */
module->accel_closures = NULL;
if(module->connect_key_accels)
module->connect_key_accels(module);
dt_iop_connect_common_accels(module);
//we update show params for multi-instances for each other instances
dt_dev_modules_update_multishow(module->dev);
}
modules = g_list_next(modules);
}
dt_dev_pop_history_items(dev, dev->history_end);
if(active_plugin)
{
modules = dev->iop;
while(modules)
{
dt_iop_module_t *module = (dt_iop_module_t *)(modules->data);
if(!strcmp(module->op, active_plugin))
dt_iop_request_focus(module);
modules = g_list_next(modules);
}
g_free(active_plugin);
}
/* last set the group to update visibility of iop modules for new pipe */
dt_dev_modulegroups_set(dev,dt_conf_get_int("plugins/darkroom/groups"));
// make signals work again, but only after focus event,
// to avoid crop/rotate for example to add another history item.
darktable.gui->reset = 0;
// Signal develop initialize
dt_control_signal_raise(darktable.signals, DT_SIGNAL_DEVELOP_IMAGE_CHANGED);
// prefetch next few from first selected image on.
dt_view_filmstrip_prefetch();
}