[Bf-blender-cvs] [3129685] master: Sequencer: srt export support.
Antony Riakiotakis
noreply at git.blender.org
Fri Jul 3 12:38:54 CEST 2015
Commit: 3129685f3845eef9488bdb611fe9f03be12c9adb
Author: Antony Riakiotakis
Date: Fri Jul 3 12:34:23 2015 +0200
Branches: master
https://developer.blender.org/rB3129685f3845eef9488bdb611fe9f03be12c9adb
Sequencer: srt export support.
This commit adds a new operator that will compile the list of text
strips into an srt file. No positioning is supported yet but will
be added later.
The operator can be found in the effect panel in the strip properties.
===================================================================
M release/scripts/startup/bl_ui/space_sequencer.py
M source/blender/editors/space_sequencer/sequencer_edit.c
M source/blender/editors/space_sequencer/sequencer_intern.h
M source/blender/editors/space_sequencer/sequencer_ops.c
===================================================================
diff --git a/release/scripts/startup/bl_ui/space_sequencer.py b/release/scripts/startup/bl_ui/space_sequencer.py
index 5291ff4..6c84eaf 100644
--- a/release/scripts/startup/bl_ui/space_sequencer.py
+++ b/release/scripts/startup/bl_ui/space_sequencer.py
@@ -639,6 +639,7 @@ class SEQUENCER_PT_effect(SequencerButtonsPanel, Panel):
if not strip.use_autocenter:
row.prop(strip, "xpos")
row.prop(strip, "ypos")
+ layout.operator("sequencer.export_subtitles")
col = layout.column(align=True)
if strip.type == 'SPEED':
diff --git a/source/blender/editors/space_sequencer/sequencer_edit.c b/source/blender/editors/space_sequencer/sequencer_edit.c
index 070b416..c16b0b2 100644
--- a/source/blender/editors/space_sequencer/sequencer_edit.c
+++ b/source/blender/editors/space_sequencer/sequencer_edit.c
@@ -35,9 +35,11 @@
#include "MEM_guardedalloc.h"
#include "BLI_blenlib.h"
+#include "BLI_fileops.h"
+#include "BLI_ghash.h"
#include "BLI_math.h"
+#include "BLI_timecode.h"
#include "BLI_utildefines.h"
-#include "BLI_ghash.h"
#include "BLF_translation.h"
@@ -3825,3 +3827,112 @@ void SEQUENCER_OT_change_path(struct wmOperatorType *ot)
FILE_DEFAULTDISPLAY);
RNA_def_boolean(ot->srna, "use_placeholders", false, "Use Placeholders", "Use placeholders for missing frames of the strip");
}
+
+static int sequencer_export_subtitles_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
+{
+ if (!RNA_struct_property_is_set(op->ptr, "filepath")) {
+ char filepath[FILE_MAX];
+
+ if (G.main->name[0] == 0)
+ BLI_strncpy(filepath, "untitled", sizeof(filepath));
+ else
+ BLI_strncpy(filepath, G.main->name, sizeof(filepath));
+
+ BLI_replace_extension(filepath, sizeof(filepath), ".srt");
+ RNA_string_set(op->ptr, "filepath", filepath);
+ }
+
+ WM_event_add_fileselect(C, op);
+
+ return OPERATOR_RUNNING_MODAL;
+}
+
+static int sequencer_export_subtitles_exec(bContext *C, wmOperator *op)
+{
+ Scene *scene = CTX_data_scene(C);
+ Sequence *seq = BKE_sequencer_active_get(scene);
+ Editing *ed = BKE_sequencer_editing_get(scene, false);
+ int iter = 0;
+ FILE *file;
+ char filepath[FILE_MAX];
+
+ if (!RNA_struct_property_is_set(op->ptr, "filepath")) {
+ BKE_report(op->reports, RPT_ERROR, "No filename given");
+ return OPERATOR_CANCELLED;
+ }
+
+ RNA_string_get(op->ptr, "filepath", filepath);
+ BLI_ensure_extension(filepath, sizeof(filepath), ".srt");
+
+ /* Avoid File write exceptions */
+ if (!BLI_exists(filepath)) {
+ BLI_make_existing_file(filepath);
+ if (!BLI_file_touch(filepath)) {
+ BKE_report(op->reports, RPT_ERROR, "Can't create subtitle file");
+ return OPERATOR_CANCELLED;
+ }
+ }
+ else if (!BLI_file_is_writable(filepath)) {
+ BKE_report(op->reports, RPT_ERROR, "Can't overwrite export file");
+ return OPERATOR_CANCELLED;
+ }
+
+ /* time to open and write! */
+ file = BLI_fopen(filepath, "w");
+
+ SEQ_BEGIN(ed, seq)
+ {
+ if (seq->type == SEQ_TYPE_TEXT) {
+ TextVars *data = seq->effectdata;
+ char timecode_str[32];
+ double sec;
+ int frac;
+ int len;
+ fprintf(file, "%d\n", iter++);
+ sec = FRA2TIME(seq->startdisp);
+ frac = 1000 * (sec - floor(sec));
+ sec = floor(sec);
+ BLI_timecode_string_from_time(timecode_str, sizeof(timecode_str), 1, sec, FPS, USER_TIMECODE_SMPTE_FULL);
+ len = strlen(timecode_str);
+ timecode_str[len - 3] = 0;
+ fprintf(file, "%s,%d", timecode_str, frac);
+ sec = FRA2TIME(seq->enddisp);
+ BLI_timecode_string_from_time(timecode_str, sizeof(timecode_str), 1, sec, FPS, USER_TIMECODE_SMPTE_FULL);
+ len = strlen(timecode_str);
+ timecode_str[len - 3] = 0;
+ fprintf(file, " --> %s,%d\n", timecode_str, frac);
+ fprintf(file, "%s\n\n", data->text);
+ }
+ }
+ SEQ_END
+
+ fclose(file);
+
+ return OPERATOR_FINISHED;
+}
+
+static int sequencer_strip_is_text_poll(bContext *C)
+{
+ Editing *ed;
+ Sequence *seq;
+ return (((ed = BKE_sequencer_editing_get(CTX_data_scene(C), false)) != NULL) && ((seq = ed->act_seq) != NULL) && (seq->type == SEQ_TYPE_TEXT));
+}
+
+void SEQUENCER_OT_export_subtitles(struct wmOperatorType *ot)
+{
+ /* identifiers */
+ ot->name = "Export Subtitles";
+ ot->idname = "SEQUENCER_OT_export_subtitles";
+ ot->description = "Export .srt file containing text strips";
+
+ /* api callbacks */
+ ot->exec = sequencer_export_subtitles_exec;
+ ot->invoke = sequencer_export_subtitles_invoke;
+ ot->poll = sequencer_strip_is_text_poll;
+
+ /* flags */
+ ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
+
+ WM_operator_properties_filesel(ot, FILE_TYPE_FOLDER, FILE_BLENDER, FILE_SAVE,
+ WM_FILESEL_FILEPATH, FILE_DEFAULTDISPLAY);
+}
diff --git a/source/blender/editors/space_sequencer/sequencer_intern.h b/source/blender/editors/space_sequencer/sequencer_intern.h
index eaac430..3e228fd 100644
--- a/source/blender/editors/space_sequencer/sequencer_intern.h
+++ b/source/blender/editors/space_sequencer/sequencer_intern.h
@@ -134,6 +134,8 @@ void SEQUENCER_OT_paste(struct wmOperatorType *ot);
void SEQUENCER_OT_rebuild_proxy(struct wmOperatorType *ot);
void SEQUENCER_OT_enable_proxies(struct wmOperatorType *ot);
+void SEQUENCER_OT_export_subtitles(struct wmOperatorType *ot);
+
/* preview specific operators */
void SEQUENCER_OT_view_all_preview(struct wmOperatorType *ot);
diff --git a/source/blender/editors/space_sequencer/sequencer_ops.c b/source/blender/editors/space_sequencer/sequencer_ops.c
index dadd187..3d08e0c 100644
--- a/source/blender/editors/space_sequencer/sequencer_ops.c
+++ b/source/blender/editors/space_sequencer/sequencer_ops.c
@@ -77,6 +77,8 @@ void sequencer_operatortypes(void)
WM_operatortype_append(SEQUENCER_OT_swap_data);
WM_operatortype_append(SEQUENCER_OT_rendersize);
+ WM_operatortype_append(SEQUENCER_OT_export_subtitles);
+
WM_operatortype_append(SEQUENCER_OT_copy);
WM_operatortype_append(SEQUENCER_OT_paste);
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