[gimp/wip/animation: 1/145] plug-ins: new disposal mode "tags" for animation playback, allowing to generate frames from layer ta
- From: Jehan Pagès <jehanp src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gimp/wip/animation: 1/145] plug-ins: new disposal mode "tags" for animation playback, allowing to generate frames from layer ta
- Date: Sat, 22 Jul 2017 11:37:00 +0000 (UTC)
commit 8ca1ef24823c5270c8c770283aa215863b9e3f29
Author: Jehan <jehan girinstud io>
Date: Tue Dec 18 00:12:08 2012 +0900
plug-ins: new disposal mode "tags" for animation playback, allowing to generate frames from layer tags.
plug-ins/common/animation-play.c | 279 ++++++++++++++++++++++++++++++++------
1 files changed, 236 insertions(+), 43 deletions(-)
---
diff --git a/plug-ins/common/animation-play.c b/plug-ins/common/animation-play.c
index cf4eef0..6376573 100644
--- a/plug-ins/common/animation-play.c
+++ b/plug-ins/common/animation-play.c
@@ -50,7 +50,8 @@
typedef enum
{
DISPOSE_COMBINE = 0x00,
- DISPOSE_REPLACE = 0x01
+ DISPOSE_REPLACE = 0x01,
+ DISPOSE_TAGS = 0x02,
} DisposeType;
typedef struct
@@ -124,6 +125,7 @@ static void update_scale (gdouble scale);
/* tag util functions*/
static gint parse_ms_tag (const gchar *str);
+static void set_total_frames (void);
static DisposeType parse_disposal_tag (const gchar *str);
static gboolean is_disposal_tag (const gchar *str,
DisposeType *disposal,
@@ -177,13 +179,19 @@ static gint32 total_frames = 0;
static gint32 *frames = NULL;
static guchar *rawframe = NULL;
static guint32 *frame_durations = NULL;
-static guint frame_number = 0;
+static guint frame_number;
+static guint frame_number_min, frame_number_max;
static gboolean playing = FALSE;
static guint timer = 0;
static gboolean detached = FALSE;
static gdouble scale, shape_scale;
+/* Some regexp used to parse layer tags. */
+static GRegex* nospace_reg = NULL;
+static GRegex* layers_reg = NULL;
+static GRegex* all_reg = NULL;
+
/* Default settings. */
static AnimationSettings settings =
{
@@ -252,6 +260,11 @@ run (const gchar *name,
gimp_get_data (PLUG_IN_PROC, &settings);
image_id = param[1].data.d_image;
+ /* Frame parsing. */
+ nospace_reg = g_regex_new("[ \t]*", G_REGEX_OPTIMIZE, 0, NULL);
+ layers_reg = g_regex_new("\\[(([0-9]+(-[0-9]+)?)(,[0-9]+(-[0-9]+)?)*)\\]", G_REGEX_OPTIMIZE, 0, NULL);
+ all_reg = g_regex_new("\\[\\*\\]", G_REGEX_OPTIMIZE, 0, NULL);
+
initialize ();
gtk_main ();
gimp_set_data (PLUG_IN_PROC, &settings, sizeof (settings));
@@ -362,7 +375,7 @@ da_size_callback (GtkWidget *widget,
rawframe = g_malloc ((unsigned long) drawing_area_width * drawing_area_height * 4);
/* As we re-allocated the drawn data, let's render it again. */
- if (frame_number < total_frames)
+ if (frame_number - frame_number_min < total_frames)
render_frame (frame_number);
}
else
@@ -413,7 +426,7 @@ sda_size_callback (GtkWidget *widget,
g_free (rawframe);
rawframe = g_malloc ((unsigned long) shape_drawing_area_width * shape_drawing_area_height * 4);
- if (frame_number < total_frames)
+ if (frame_number - frame_number_min < total_frames)
render_frame (frame_number);
}
}
@@ -936,6 +949,10 @@ build_dialog (gchar *imagename)
gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (frame_disposal_combo), DISPOSE_REPLACE, text);
g_free (text);
+ text = g_strdup (_("Use layer tags (custom)"));
+ gtk_combo_box_text_insert_text (GTK_COMBO_BOX_TEXT (frame_disposal_combo), DISPOSE_TAGS, text);
+ g_free (text);
+
gtk_combo_box_set_active (GTK_COMBO_BOX (frame_disposal_combo), settings.default_frame_disposal);
g_signal_connect (frame_disposal_combo, "changed",
@@ -1002,7 +1019,7 @@ static void
init_frames (void)
{
/* Frames are associated to an unused image. */
- gint i;
+ static gint32 frames_image_id;
gint32 new_frame, previous_frame, new_layer;
gboolean animated;
GtkAction *action;
@@ -1010,7 +1027,14 @@ init_frames (void)
DisposeType disposal = settings.default_frame_disposal;
gchar *layer_name;
- total_frames = total_layers;
+ set_total_frames ();
+ if (total_frames <= 0)
+ {
+ gimp_message (_("This animation has no frame."));
+ gtk_main_quit ();
+ gimp_quit ();
+ return;
+ }
/* Cleanup before re-generation. */
if (frames)
@@ -1019,6 +1043,7 @@ init_frames (void)
g_free (frames);
g_free (frame_durations);
}
+
frames = g_try_malloc0_n (total_frames, sizeof (gint32));
frame_durations = g_try_malloc0_n (total_frames, sizeof (guint32));
if (! frames || ! frame_durations)
@@ -1035,32 +1060,133 @@ init_frames (void)
/* Save processing time and memory by not saving history and merged frames. */
gimp_image_undo_disable (frames_image_id);
- for (i = 0; i < total_frames; i++)
+ if (disposal == DISPOSE_TAGS)
{
- layer_name = gimp_item_get_name (layers[total_layers - (i + 1)]);
- if (layer_name)
+ gint i, j, k;
+ gchar* nospace_name;
+ GMatchInfo *match_info;
+
+ for (i = 0; i < total_layers; i++)
{
- duration = parse_ms_tag (layer_name);
- disposal = parse_disposal_tag (layer_name);
+ layer_name = gimp_item_get_name (layers[total_layers - (i + 1)]);
+ nospace_name = g_regex_replace_literal (nospace_reg, layer_name, -1, 0, "", 0, NULL);
+ if (g_regex_match (all_reg, nospace_name, 0, NULL))
+ {
+ for (j = 0; j < total_frames; j++)
+ {
+ new_layer = gimp_layer_new_from_drawable (layers[total_layers - (i + 1)], frames_image_id);
+ gimp_image_insert_layer (frames_image_id, new_layer, 0, 0);
+ if (! frames[j])
+ frames[j] = new_layer;
+ else
+ {
+ gimp_item_set_visible (frames[j], TRUE);
+ gimp_item_set_visible (new_layer, TRUE);
+ frames[j] = gimp_image_merge_visible_layers (frames_image_id, GIMP_CLIP_TO_IMAGE);
+ }
+ gimp_item_set_visible (frames[j], FALSE);
+ }
+ }
+ else
+ {
+ g_regex_match (layers_reg, nospace_name, 0, &match_info);
+
+ while (g_match_info_matches (match_info))
+ {
+ gchar *tag = g_match_info_fetch (match_info, 1);
+ gchar** tokens = g_strsplit(tag, ",", 0);
+
+ for (j = 0; tokens[j] != NULL; j++)
+ {
+ gchar* hyphen;
+ hyphen = g_strrstr(tokens[j], "-");
+ if (hyphen != NULL)
+ {
+ gint32 first = (gint32) g_ascii_strtoll (tokens[j], NULL, 10);
+ gint32 second = (gint32) g_ascii_strtoll (&hyphen[1], NULL, 10);
+ for (k = first; k <= second; k++)
+ {
+ new_layer = gimp_layer_new_from_drawable (layers[total_layers - (i + 1)],
frames_image_id);
+ gimp_image_insert_layer (frames_image_id, new_layer, 0, 0);
+ if (! frames[k - frame_number_min])
+ frames[k - frame_number_min] = new_layer;
+ else
+ {
+ gimp_item_set_visible (frames[k - frame_number_min], TRUE);
+ gimp_item_set_visible (new_layer, TRUE);
+ frames[k - frame_number_min] = gimp_image_merge_visible_layers
(frames_image_id, GIMP_CLIP_TO_IMAGE);
+ }
+ gimp_item_set_visible (frames[k - frame_number_min], FALSE);
+ }
+ }
+ else
+ {
+ gint32 num = (gint32) g_ascii_strtoll (tokens[j], NULL, 10);
+
+ new_layer = gimp_layer_new_from_drawable (layers[total_layers - (i + 1)],
frames_image_id);
+ gimp_image_insert_layer (frames_image_id, new_layer, 0, 0);
+ if (! frames[num - frame_number_min])
+ frames[num - frame_number_min] = new_layer;
+ else
+ {
+ gimp_item_set_visible (frames[num - frame_number_min], TRUE);
+ gimp_item_set_visible (new_layer, TRUE);
+ frames[num - frame_number_min] = gimp_image_merge_visible_layers
(frames_image_id, GIMP_CLIP_TO_IMAGE);
+ }
+ gimp_item_set_visible (frames[num - frame_number_min], FALSE);
+ }
+ }
+ g_strfreev (tokens);
+ g_free (tag);
+ g_match_info_next (match_info, NULL);
+ }
+ g_match_info_free (match_info);
+ }
g_free (layer_name);
+ g_free (nospace_name);
}
- if (i > 0 && disposal != DISPOSE_REPLACE)
+ for (i = 0; i < total_frames; i++)
{
- previous_frame = gimp_layer_copy (frames[i - 1]);
- gimp_image_insert_layer (frames_image_id, previous_frame, 0, -1);
- gimp_item_set_visible (previous_frame, TRUE);
+ /* If for some reason a frame is absent, use the previous one.
+ * We are ensured that there is at least a "first" frame for this. */
+ if (! frames[i])
+ frames[i] = frames[i - 1];
+
+ frame_durations[i] = settings.default_frame_duration;
+ }
+ }
+ else
+ {
+ gint i;
+
+ for (i = 0; i < total_frames; i++)
+ {
+ layer_name = gimp_item_get_name (layers[total_layers - (i + 1)]);
+ if (layer_name)
+ {
+ duration = parse_ms_tag (layer_name);
+ disposal = parse_disposal_tag (layer_name);
+ g_free (layer_name);
+ }
+
+ if (i > 0 && disposal != DISPOSE_REPLACE)
+ {
+ previous_frame = gimp_layer_copy (frames[i - 1]);
+ gimp_image_insert_layer (frames_image_id, previous_frame, 0, 0);
+ gimp_item_set_visible (previous_frame, TRUE);
+ }
+ new_layer = gimp_layer_new_from_drawable (layers[total_layers - (i + 1)], frames_image_id);
+ gimp_image_insert_layer (frames_image_id, new_layer, 0, 0);
+ gimp_item_set_visible (new_layer, TRUE);
+ new_frame = gimp_image_merge_visible_layers (frames_image_id, GIMP_CLIP_TO_IMAGE);
+ frames[i] = new_frame;
+ gimp_item_set_visible (new_frame, FALSE);
+
+ if (duration <= 0)
+ duration = settings.default_frame_duration;
+ frame_durations[i] = (guint32) duration;
}
- new_layer = gimp_layer_new_from_drawable (layers[total_layers - (i + 1)], frames_image_id);
- gimp_image_insert_layer (frames_image_id, new_layer, 0, -1);
- gimp_item_set_visible (new_layer, TRUE);
- new_frame = gimp_image_merge_visible_layers (frames_image_id, GIMP_CLIP_TO_IMAGE);
- frames[i] = new_frame;
- gimp_item_set_visible (new_frame, FALSE);
-
- if (duration <= 0)
- duration = settings.default_frame_duration;
- frame_durations[i] = (guint32) duration;
}
/* Update the UI. */
@@ -1082,8 +1208,8 @@ init_frames (void)
gtk_action_set_sensitive (action, animated);
/* Keep the same frame number, unless it is now invalid. */
- if (frame_number >= total_frames)
- frame_number = 0;
+ if (frame_number > frame_number_max || frame_number < frame_number_min)
+ frame_number = frame_number_min;
}
static void
@@ -1110,7 +1236,6 @@ initialize (void)
init_frames ();
render_frame (frame_number);
- show_frame ();
}
/* Rendering Functions */
@@ -1127,7 +1252,7 @@ render_frame (gint32 whichframe)
gdouble drawing_scale;
guchar *preview_data;
- g_assert (whichframe < total_frames);
+ g_assert (whichframe >= frame_number_min && whichframe <= frame_number_max);
if (detached)
{
@@ -1149,7 +1274,7 @@ render_frame (gint32 whichframe)
total_alpha_preview ();
}
- buffer = gimp_drawable_get_buffer (frames[whichframe]);
+ buffer = gimp_drawable_get_buffer (frames[whichframe - frame_number_min]);
/* Fetch and scale the whole raw new frame */
gegl_buffer_get (buffer, GEGL_RECTANGLE (0, 0, drawing_width, drawing_height),
@@ -1209,6 +1334,9 @@ render_frame (gint32 whichframe)
/* clean up */
g_object_unref (buffer);
+
+ /* Update UI. */
+ show_frame ();
}
static void
@@ -1218,10 +1346,13 @@ show_frame (void)
/* update the dialog's progress bar */
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress),
- ((gfloat) frame_number /
+ ((gfloat) (frame_number - frame_number_min) /
(gfloat) (total_frames - 0.999)));
- text = g_strdup_printf (_("Frame %d of %d"), frame_number + 1, total_frames);
+ if (settings.default_frame_disposal != DISPOSE_TAGS || frame_number_min == 1)
+ text = g_strdup_printf (_("Frame %d of %d"), frame_number, total_frames);
+ else
+ text = g_strdup_printf (_("Frame %d (%d) of %d"), frame_number - frame_number_min + 1, frame_number,
total_frames);
gtk_progress_bar_set_text (GTK_PROGRESS_BAR (progress), text);
g_free (text);
}
@@ -1289,17 +1420,17 @@ remove_timer (void)
static void
do_back_step (void)
{
- if (frame_number == 0)
- frame_number = total_frames - 1;
+ if (frame_number == frame_number_min)
+ frame_number = frame_number_max;
else
- frame_number = (frame_number - 1) % total_frames;
+ frame_number = frame_number - 1;
render_frame (frame_number);
}
static void
do_step (void)
{
- frame_number = (frame_number + 1) % total_frames;
+ frame_number = frame_number_min + ((frame_number - frame_number_min + 1) % total_frames);
render_frame (frame_number);
}
@@ -1326,13 +1457,12 @@ advance_frame_callback (gpointer data)
remove_timer();
- duration = frame_durations[(frame_number + 1) % total_frames];
+ duration = frame_durations[(frame_number - frame_number_min + 1) % total_frames];
timer = g_timeout_add (duration * get_duration_factor (settings.duration_index),
advance_frame_callback, NULL);
do_step ();
- show_frame ();
return FALSE;
}
@@ -1348,7 +1478,7 @@ play_callback (GtkToggleAction *action)
if (playing)
{
- timer = g_timeout_add ((gdouble) frame_durations[frame_number] *
+ timer = g_timeout_add ((gdouble) frame_durations[frame_number - frame_number_min] *
get_duration_factor (settings.duration_index),
advance_frame_callback, NULL);
@@ -1457,7 +1587,6 @@ step_back_callback (GtkAction *action)
gtk_action_activate (gtk_ui_manager_get_action (ui_manager,
"/anim-play-toolbar/play"));
do_back_step();
- show_frame();
}
static void
@@ -1467,7 +1596,6 @@ step_callback (GtkAction *action)
gtk_action_activate (gtk_ui_manager_get_action (ui_manager,
"/anim-play-toolbar/play"));
do_step();
- show_frame();
}
static void
@@ -1482,9 +1610,8 @@ rewind_callback (GtkAction *action)
if (playing)
gtk_action_activate (gtk_ui_manager_get_action (ui_manager,
"/anim-play-toolbar/play"));
- frame_number = 0;
+ frame_number = frame_number_min;
render_frame (frame_number);
- show_frame ();
}
static void
@@ -1714,6 +1841,72 @@ parse_ms_tag (const gchar *str)
return -1;
}
+/**
+ * Set the `total_frames` for the DISPOSE_TAGS disposal.
+ * Will set 0 if no layer has frame tags in tags mode, or if there is no layer in combine/replace.
+ */
+static void
+set_total_frames (void)
+{
+ gint max = G_MININT;
+ gint min = G_MAXINT;
+ gint i, j;
+ gchar* layer_name;
+ gchar* nospace_name;
+ GMatchInfo* match_info;
+
+ if (settings.default_frame_disposal != DISPOSE_TAGS)
+ {
+ total_frames = total_layers;
+ frame_number_min = 1;
+ frame_number_max = frame_number_min + total_frames - 1;
+ return;
+ }
+
+ for (i = 0; i < total_layers; i++)
+ {
+ layer_name = gimp_item_get_name (layers[i]);
+ nospace_name = g_regex_replace_literal (nospace_reg, layer_name, -1, 0, "", 0, NULL);
+
+ g_regex_match (layers_reg, nospace_name, 0, &match_info);
+
+ while (g_match_info_matches (match_info))
+ {
+ gchar *tag = g_match_info_fetch (match_info, 1);
+ gchar** tokens = g_strsplit(tag, ",", 0);
+
+ for (j = 0; tokens[j] != NULL; j++)
+ {
+ gchar* hyphen;
+ hyphen = g_strrstr(tokens[j], "-");
+ if (hyphen != NULL)
+ {
+ gint32 first = (gint32) g_ascii_strtoll (tokens[j], NULL, 10);
+ gint32 second = (gint32) g_ascii_strtoll (&hyphen[1], NULL, 10);
+ max = (second > first && second > max)? second : max;
+ min = (second > first && first < min)? first : min;
+ }
+ else
+ {
+ gint32 num = (gint32) g_ascii_strtoll (tokens[j], NULL, 10);
+ max = (num > max)? num : max;
+ min = (num < min)? num : min;
+ }
+ }
+ g_strfreev (tokens);
+ g_free (tag);
+ g_free (layer_name);
+ g_match_info_next (match_info, NULL);
+ }
+
+ g_free (nospace_name);
+ g_match_info_free (match_info);
+ total_frames = (max > min)? max + 1 - min : 0;
+ frame_number_min = min;
+ frame_number_max = max;
+ }
+}
+
static gboolean
is_disposal_tag (const gchar *str,
DisposeType *disposal,
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