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/* gap_morph_main.c
* creation of morphing animations (transform source image into des. image) by Wolfgang Hofer
* 2004/02/11
*/
/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* Revision history
* version 1.3.26a; 2004/02/12 hof: created
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <gtk/gtk.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "gap_morph_main.h"
#include "gap_morph_exec.h"
#include "gap_morph_dialog.h"
#include "gap_morph_tween_dialog.h"
#include "gap_pview_da.h"
/* for pointfile loader (workaround) */
#include "gap_mov_dialog.h"
#include "gap_mov_exec.h"
#include "gap-intl.h"
/* Defines */
#define PLUG_IN_NAME "plug_in_gap_morph_layers"
#define PLUG_IN_NAME_TWEEN "plug_in_gap_morph_tween" /* render missing tween(s) between frames */
#define PLUG_IN_NAME_ONE_TWEEN "plug_in_gap_morph_one_tween" /* single tween rendering */
#define PLUG_IN_PRINT_NAME "Morph Layers"
#define PLUG_IN_IMAGE_TYPES "RGBA, GRAYA"
#define PLUG_IN_AUTHOR "Wolfgang Hofer (hof@gimp.org)"
#define PLUG_IN_COPYRIGHT "Wolfgang Hofer"
int gap_debug = 0; /* 1 == print debug infos , 0 dont print debug infos */
static GapMorphGlobalParams global_params =
{
GIMP_RUN_INTERACTIVE
, -1 /* gint32 image_id */
, 1 /* gint32 tween_steps */
, -1 /* gint32 fdst_layer_id */
, -1 /* gint32 osrc_layer_id */
, NULL /* GapMorphWorkPoint *master_wp_list */
, "\0" /* char workpoint_file_lower[1024] */
, "\0" /* char workpoint_file_upper[1024] */
, TRUE /* gboolean create_tween_layers */
, FALSE /* gboolean have_workpointsets */
, FALSE /* gboolean use_quality_wp_selection */
, FALSE /* gboolean use_gravity */
, 2.0 /* gdouble gravity_intensity */
, 100.0 /* gdouble affect_radius */
, GAP_MORPH_RENDER_MODE_MORPH /* gint32 render_mode */
, FALSE /* gboolean do_progress */
, 0.0 /* gdouble master_progress */
, 0.0 /* gdouble layer_progress_step */
, 0.0 /* gdouble tween_mix_factor */
, -1 /* long range_from */
, -1 /* long range_to */
, FALSE /* gboolean overwrite_flag */
, FALSE /* gboolean do_simple_fade */
};
static void query (void);
static void run (const gchar *name,
gint nparams, /* number of parameters passed in */
const GimpParam * param, /* parameters passed in */
gint *nreturn_vals, /* number of parameters returned */
GimpParam ** return_vals); /* parameters to be returned */
static gint32 p_handle_PLUG_IN_NAME_TWEEN(GapMorphGlobalParams *mgpp);
/* Global Variables */
GimpPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run /* run_proc */
};
static GimpParamDef in_args[] = {
{ GIMP_PDB_INT32, "run_mode", "Interactive, non-interactive"},
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_DRAWABLE, "src_drawable", "source drawable (usually a layer)"},
{ GIMP_PDB_DRAWABLE, "dst_drawable", "destination drawable (usually a layer)"},
{ GIMP_PDB_INT32, "tween_steps", "number of layers to create (or modify) below the dst_layer"},
{ GIMP_PDB_INT32, "render_mode", "0: Do Morph transformation, 1: do only Warp transformation"},
{ GIMP_PDB_INT32, "create_tween_layers", "TRUE: Do create tween layers, FALSE: operate on existing layers"},
{ GIMP_PDB_STRING, "workpoint_file_1", "Name of a Morph/Warp workpointfile"
"(create such file(s) with the save button in the GUI at INTERACTIVE runmode)"},
{ GIMP_PDB_STRING, "workpoint_file_2", "Name of an optional 2nd Morph/Warp workpointfile."
" (pass an empty string or the same name as the 1st file"
" if you want to operate with one workpoint file)"},
};
static GimpParamDef in_tween_args[] = {
{ GIMP_PDB_INT32, "run_mode", "Interactive, non-interactive."},
{ GIMP_PDB_IMAGE, "start_image", "from frame image (must be a frame with GIMP-GAP typical number part in the imagefilename)" },
{ GIMP_PDB_DRAWABLE, "drawable", "ignored"},
{ GIMP_PDB_INT32, "to_frame_nr", "frame number of the next available frame"},
{ GIMP_PDB_INT32, "overwrite", "0 == do not overwrite, 1 == overrite existing frames"},
{ GIMP_PDB_INT32, "do_simple_fade", "0 == use morph algorithm, 1 == use simple fade operation (ignore the workpoint_file) "},
{ GIMP_PDB_STRING, "workpoint_file", "Name of a Morph/Warp workpointfile"
"(create such file(s) with the save button in the GUI "
"of the plug_in_gap_morph_layers, or specify an emty string"
"that starts with 0x00 to operate as simple video fade)"},
};
static GimpParamDef out_tween_args[] = {
{ GIMP_PDB_DRAWABLE, "tween_drawable", "the last one of the newly created tween(s) (a layer in a newly created frame image)"},
};
static GimpParamDef in_one_tween_args[] = {
{ GIMP_PDB_INT32, "run_mode", "Interactive, non-interactive."},
{ GIMP_PDB_IMAGE, "image", "(not relevant)" },
{ GIMP_PDB_DRAWABLE, "src_drawable", "source drawable (usually a layer)"},
{ GIMP_PDB_DRAWABLE, "dst_drawable", "destination drawable (usually a layer)"},
{ GIMP_PDB_FLOAT, "tween_mix_factor", "a value between 0.0 and 1.0 where 0 delivers a copy of the src layer"
"1 delivers a copy of the destination layer,"
"other value deliver a mix according to morph algortihm" },
{ GIMP_PDB_INT32, "do_simple_fade", "0 == use morph algorithm, 1 == use simple fade operation (ignore the workpoint_file) "},
{ GIMP_PDB_STRING, "workpoint_file", "Name of a Morph/Warp workpointfile"
"(create such file(s) with the save button in the GUI "
"of the plug_in_gap_morph_layers, or specify an emty string"
"that starts with 0x00 to operate as simple video fade)"},
};
static GimpParamDef out_one_tween_args[] = {
{ GIMP_PDB_DRAWABLE, "tween_drawable", "newly created tween (a layer in a newly created image)"},
};
MAIN ()
static void query (void)
{
gimp_plugin_domain_register (GETTEXT_PACKAGE, LOCALEDIR);
/* the actual installation of the plugin */
gimp_install_procedure (PLUG_IN_NAME,
"Image Layer Morphing",
"This plug-in creates new layers by transforming the src_drawable to dst_drawable, "
"the transformation type depends on the render_mode parameter. "
"for MORPH render_mode (0) it is a combination of 2 warp deformation actions "
"and cross-blending, commonly known as morphing."
"The tween_steps parameter controls how much new layers to create. "
"(or how much layers to modify depending on the create_tween_layers parameter) "
"source and destination may differ in size and can be in different images. "
"for WARP render_mode (1) there will be just Move Deformation. "
"Deformation is controled by workpoints. Workpoints are created and edited with the help "
"of the INTERACTIVE GUI and saved to file(s). "
"For the NON-INTERACTIVE runmode you must provide the filename of such a file. "
"Provide 2 filenames if you want to operate with multiple workpoint sets. "
"In that case your workpoint files can have a 2 digit numberpart. "
"This will implicite select all filenames with numbers inbetween as well."
,
PLUG_IN_AUTHOR,
PLUG_IN_COPYRIGHT,
GAP_VERSION_WITH_DATE,
N_("Morph..."),
PLUG_IN_IMAGE_TYPES,
GIMP_PLUGIN,
G_N_ELEMENTS (in_args),
0, /* G_N_ELEMENTS (out_args) */
in_args,
NULL /* out_args */
);
/* the actual installation of the plugin */
gimp_install_procedure (PLUG_IN_NAME_TWEEN,
"Render tween frames via morhing",
"This plug-in creates and saves image frames that are a mix of the specified image frame and the frame with to_frame_nr, "
"The typical usage is to create the frame images of missing frame numbers in a series of anim frame images. "
"the overwrite flag allows overwriting of already existing frames between the start frame image "
"and the frame with to_frame_nr"
"Morphing is controled by workpoints. A Workpoint file can be created and edited with the help "
"of the Morph feature in the Video menu. "
"Note: without workpoints the resulting tween is calculated as simple fade operation. "
,
PLUG_IN_AUTHOR,
PLUG_IN_COPYRIGHT,
GAP_VERSION_WITH_DATE,
N_("Morph Tweenframes..."),
PLUG_IN_IMAGE_TYPES,
GIMP_PLUGIN,
G_N_ELEMENTS (in_tween_args),
G_N_ELEMENTS (out_tween_args),
in_tween_args,
out_tween_args
);
/* the actual installation of the plugin */
gimp_install_procedure (PLUG_IN_NAME_ONE_TWEEN,
"Render one tween via morhing",
"This plug-in creates a new image that is a mix of the specified src_drawable and dst_drawable, "
"the mixing is done based on a morphing transformation where the tween_mix_factor "
"determines how much the result looks like source or destination. "
"source and destination may differ in size and can be in different images. "
"Morphing is controled by workpoints. A Workpoint file can be created and edited with the help "
"of the Morph feature in the Video menu. "
"Note: without workpoints the resulting tween is calculated as simple fade operation. "
,
PLUG_IN_AUTHOR,
PLUG_IN_COPYRIGHT,
GAP_VERSION_WITH_DATE,
N_("Morph One Tween..."),
PLUG_IN_IMAGE_TYPES,
GIMP_PLUGIN,
G_N_ELEMENTS (in_one_tween_args),
G_N_ELEMENTS (out_one_tween_args),
in_one_tween_args,
out_one_tween_args
);
{
/* Menu names */
const char *menupath_image_video_morph = N_("<Image>/Video/Morph/");
//gimp_plugin_menu_branch_register("<Image>", "Video/Morph");
gimp_plugin_menu_register (PLUG_IN_NAME, menupath_image_video_morph);
gimp_plugin_menu_register (PLUG_IN_NAME_TWEEN, menupath_image_video_morph);
gimp_plugin_menu_register (PLUG_IN_NAME_ONE_TWEEN, menupath_image_video_morph);
}
}
/* ----------------------------------
* p_handle_PLUG_IN_NAME_TWEEN
* ----------------------------------
*
* return the newly created tween morphed layer
*
*/
static gint32
p_handle_PLUG_IN_NAME_TWEEN(GapMorphGlobalParams *mgpp)
{
gint32 l_tween_layer_id;
GapAnimInfo *ainfo_ptr;
gboolean l_rc;
gboolean l_run_flag;
l_tween_layer_id = -1;
l_rc = FALSE;
l_run_flag = TRUE;
ainfo_ptr = gap_lib_alloc_ainfo(mgpp->image_id, mgpp->run_mode);
if(ainfo_ptr != NULL)
{
if (0 == gap_lib_dir_ainfo(ainfo_ptr))
{
mgpp->range_from = ainfo_ptr->curr_frame_nr;
/* mgpp->range_to is already set at noninteractive call. for interacive cals this is set in the following dialog
*/
if(mgpp->run_mode == GIMP_RUN_INTERACTIVE)
{
if(0 != gap_lib_chk_framechange(ainfo_ptr)) { l_run_flag = FALSE; }
else
{
if(*ainfo_ptr->extension == '\0' && ainfo_ptr->frame_cnt == 0)
{
/* plugin was called on a frame without extension and without framenumer in its name
* (typical for new created images named like 'Untitled'
*/
g_message(_("Operation cancelled.\n"
"GAP video plug-ins only work with filenames\n"
"that end in numbers like _000001.xcf.\n"
"==> Rename your image, then try again."));
return -1;
}
l_rc = gap_morph_frame_tweens_dialog(ainfo_ptr, mgpp);
mgpp->do_progress = TRUE;
}
if((0 != gap_lib_chk_framechange(ainfo_ptr)) || (!l_rc))
{
l_run_flag = FALSE;
}
}
if(l_run_flag == TRUE)
{
/* render tween frames and write them as framefiles to disc () */
l_tween_layer_id = gap_morph_render_frame_tweens(ainfo_ptr, mgpp);
}
}
gap_lib_free_ainfo(&ainfo_ptr);
}
return(l_tween_layer_id);
} /* end p_handle_PLUG_IN_NAME_TWEEN */
/* -------------------------------------
* run
* -------------------------------------
*/
static void
run (const gchar *name, /* name of plugin */
gint nparams, /* number of in-paramters */
const GimpParam * param, /* in-parameters */
gint *nreturn_vals, /* number of out-parameters */
GimpParam ** return_vals) /* out-parameters */
{
const gchar *l_env;
gint32 image_id = -1;
gint32 drawable_id = -1;
GapMorphGlobalParams *mgpp = &global_params;
gboolean run_flag;
/* Get the runmode from the in-parameters */
GimpRunMode run_mode = param[0].data.d_int32;
/* status variable, use it to check for errors in invocation usualy only
* during non-interactive calling
*/
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
/* always return at least the status to the caller. */
static GimpParam values[2];
INIT_I18N();
l_env = g_getenv("GAP_DEBUG");
if(l_env != NULL)
{
if((*l_env != 'n') && (*l_env != 'N')) gap_debug = 1;
}
if(gap_debug)
{
printf("\n\nDEBUG: run %s RUN_MODE:%d\n", name, (int)run_mode);
}
run_flag = FALSE;
if (strcmp(name, PLUG_IN_NAME_TWEEN) == 0)
{
run_flag = TRUE;
}
/* initialize the return of the status */
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
/* get image */
image_id = param[1].data.d_int32;
drawable_id = param[2].data.d_drawable;
mgpp->do_progress = FALSE;
mgpp->image_id = image_id;
mgpp->run_mode = run_mode;
switch (run_mode)
{
case GIMP_RUN_INTERACTIVE:
if (strcmp(name, PLUG_IN_NAME) == 0)
{
/* Possibly retrieve data from a previous run */
gimp_get_data (PLUG_IN_NAME, mgpp);
mgpp->osrc_layer_id = drawable_id;
mgpp->fdst_layer_id = gap_morph_exec_find_dst_drawable(image_id, drawable_id);
run_flag = gap_morph_dialog(mgpp);
mgpp->do_progress = TRUE;
}
else if (strcmp(name, PLUG_IN_NAME_ONE_TWEEN) == 0)
{
mgpp->tween_mix_factor = 0.5;
/* Possibly retrieve data from a previous run */
gimp_get_data (PLUG_IN_NAME_ONE_TWEEN, mgpp);
mgpp->osrc_layer_id = drawable_id;
mgpp->fdst_layer_id = gap_morph_exec_find_dst_drawable(image_id, drawable_id);
run_flag = gap_morph_one_tween_dialog(mgpp);
mgpp->do_progress = TRUE;
}
break;
case GIMP_RUN_NONINTERACTIVE:
/* check to see if invoked with the correct number of parameters */
if ((nparams == G_N_ELEMENTS (in_args))
&& (strcmp(name, PLUG_IN_NAME) == 0))
{
mgpp->have_workpointsets = TRUE; /* use pointset(s) from file */
/* set defaults for params that may be specified in the workpointfiles
* (the defaults will take effect only if the file does not contain such settings)
*/
mgpp->use_quality_wp_selection = FALSE;
mgpp->use_gravity = FALSE;
mgpp->gravity_intensity = 2.0;
mgpp->affect_radius = 100.0;
mgpp->osrc_layer_id = param[2].data.d_drawable;
mgpp->fdst_layer_id = param[3].data.d_drawable;
mgpp->tween_steps = param[4].data.d_int32;
mgpp->render_mode = param[5].data.d_int32;
mgpp->create_tween_layers = param[6].data.d_int32;
if(param[7].data.d_string != NULL)
{
if(param[7].data.d_string[0] != '\0')
{
g_snprintf(mgpp->workpoint_file_lower
, sizeof(mgpp->workpoint_file_lower)
, "%s", param[7].data.d_string);
g_snprintf(mgpp->workpoint_file_upper
, sizeof(mgpp->workpoint_file_upper)
, "%s", param[7].data.d_string);
}
else
{
printf("%s: noninteractive call requires a not-empty workpoint_file_1 parameter\n"
, PLUG_IN_NAME
);
status = GIMP_PDB_CALLING_ERROR;
}
}
else
{
printf("%s: noninteractive call requires a not-NULL workpoint_file_1 parameter\n"
, PLUG_IN_NAME
);
status = GIMP_PDB_CALLING_ERROR;
}
if(param[8].data.d_string != NULL)
{
if(param[8].data.d_string[0] != '\0')
{
g_snprintf(mgpp->workpoint_file_upper
, sizeof(mgpp->workpoint_file_upper)
, "%s", param[8].data.d_string);
}
}
run_flag = TRUE;
}
else if ((nparams == G_N_ELEMENTS (in_one_tween_args))
&& (strcmp(name, PLUG_IN_NAME_ONE_TWEEN) == 0))
{
/* set defaults for params that may be specified in the workpointfiles
* (the defaults will take effect only if the file does not contain such settings)
*/
mgpp->use_quality_wp_selection = FALSE;
mgpp->have_workpointsets = FALSE; /* operate with a single workpointfile */
mgpp->use_gravity = FALSE;
mgpp->gravity_intensity = 2.0;
mgpp->affect_radius = 100.0;
mgpp->tween_steps = 1; /* (in this mode always render only one tween) */
mgpp->render_mode = GAP_MORPH_RENDER_MODE_MORPH;
mgpp->create_tween_layers = TRUE;
mgpp->osrc_layer_id = param[2].data.d_drawable;
mgpp->fdst_layer_id = param[3].data.d_drawable;
mgpp->tween_mix_factor = param[4].data.d_float;
mgpp->do_simple_fade = (param[5].data.d_int32 != 0);
if(param[6].data.d_string != NULL)
{
if(param[6].data.d_string[0] != '\0')
{
g_snprintf(mgpp->workpoint_file_lower
, sizeof(mgpp->workpoint_file_lower)
, "%s", param[6].data.d_string);
g_snprintf(mgpp->workpoint_file_upper
, sizeof(mgpp->workpoint_file_upper)
, "%s", param[6].data.d_string);
}
else
{
mgpp->have_workpointsets = FALSE; /* no pointset file available */
}
run_flag = TRUE;
}
else
{
printf("%s: noninteractive call requires a not-NULL workpoint_file parameter\n"
, PLUG_IN_NAME_ONE_TWEEN
);
status = GIMP_PDB_CALLING_ERROR;
}
}
else if ((nparams == G_N_ELEMENTS (in_one_tween_args))
&& (strcmp(name, PLUG_IN_NAME_TWEEN) == 0))
{
/* set defaults for params that may be specified in the workpointfiles
* (the defaults will take effect only if the file does not contain such settings)
*/
mgpp->use_quality_wp_selection = FALSE;
mgpp->have_workpointsets = FALSE; /* operate with a single workpointfile */
mgpp->use_gravity = FALSE;
mgpp->gravity_intensity = 2.0;
mgpp->affect_radius = 100.0;
mgpp->tween_steps = 1; /* (will be calculated later as difference of handled frame numbers) */
mgpp->render_mode = GAP_MORPH_RENDER_MODE_MORPH;
mgpp->create_tween_layers = TRUE;
mgpp->osrc_layer_id = -1; /* is created later as merged copy of the specified image */
mgpp->fdst_layer_id = -1; /* is created later as merged copy of the frame rfered by to_frame_nr parameter */
mgpp->range_to = param[3].data.d_int32;
mgpp->overwrite_flag = (param[4].data.d_int32 != 0);
mgpp->do_simple_fade = (param[5].data.d_int32 != 0);
mgpp->tween_mix_factor = 1.0; /* not relevant here */
if(param[6].data.d_string != NULL)
{
if(param[6].data.d_string[0] != '\0')
{
g_snprintf(mgpp->workpoint_file_lower
, sizeof(mgpp->workpoint_file_lower)
, "%s", param[6].data.d_string);
g_snprintf(mgpp->workpoint_file_upper
, sizeof(mgpp->workpoint_file_upper)
, "%s", param[6].data.d_string);
}
else
{
mgpp->have_workpointsets = FALSE; /* no pointset file available */
}
run_flag = TRUE;
}
else
{
printf("%s: noninteractive call requires a not-NULL workpoint_file parameter\n"
, PLUG_IN_NAME_TWEEN
);
status = GIMP_PDB_CALLING_ERROR;
}
}
else
{
printf("%s: noninteractive call wrong nuber %d of params were passed. (%d params are required)\n"
, PLUG_IN_NAME
, (int)nparams
, (int)G_N_ELEMENTS (in_args)
);
status = GIMP_PDB_CALLING_ERROR;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
if (strcmp(name, PLUG_IN_NAME) == 0)
{
/* Possibly retrieve data from a previous run */
gimp_get_data (PLUG_IN_NAME, mgpp);
mgpp->osrc_layer_id = drawable_id;
mgpp->fdst_layer_id = gap_morph_exec_find_dst_drawable(image_id, drawable_id);
run_flag = gap_morph_dialog(mgpp);
mgpp->do_progress = TRUE;
}
break;
default:
break;
}
if ((status == GIMP_PDB_SUCCESS)
&& (run_flag))
{
if (strcmp(name, PLUG_IN_NAME) == 0)
{
gap_morph_execute(mgpp);
/* Store variable states for next run */
if (run_mode == GIMP_RUN_INTERACTIVE)
{
gimp_set_data (PLUG_IN_NAME, mgpp, sizeof (GapMorphGlobalParams));
}
}
else if ((strcmp(name, PLUG_IN_NAME_ONE_TWEEN) == 0) || (strcmp(name, PLUG_IN_NAME_TWEEN) == 0))
{
gint32 tween_layer_id;
if (strcmp(name, PLUG_IN_NAME_ONE_TWEEN) == 0)
{
tween_layer_id = gap_morph_render_one_tween(mgpp);
}
else if (strcmp(name, PLUG_IN_NAME_TWEEN) == 0)
{
tween_layer_id = p_handle_PLUG_IN_NAME_TWEEN(mgpp);
}
values[1].type = GIMP_PDB_DRAWABLE;
values[1].data.d_int32 = tween_layer_id;
values[1].data.d_drawable = tween_layer_id;
*nreturn_vals = 2;
if (tween_layer_id < 0)
{
status = GIMP_PDB_EXECUTION_ERROR;
}
else
{
if (run_mode == GIMP_RUN_INTERACTIVE)
{
/* Store variable states for next run */
gimp_set_data (name, mgpp, sizeof (GapMorphGlobalParams));
gimp_display_new(gimp_drawable_get_image(tween_layer_id));
}
}
}
}
values[0].data.d_status = status;
} /* end run */
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