archive/blender-archive
Archived
1
1
Fork 0
Code Pull Requests Packages Activity
This repository has been archived on 2023-10-09. You can view files and clone it, but cannot push or open issues or pull requests.
Files
bdf9e023466756b6a75722cfa05ce75150e5ad75
blender-archive/source/blender/blenkernel/intern/sequencer.c

4140 lines
100 KiB
C
Raw Blame History

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* Contributor(s):
* - Blender Foundation, 2003-2009
* - Peter Schlaile <peter [at] schlaile [dot] de> 2005/2006
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/blenkernel/intern/sequencer.c
* \ingroup bke
*/
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "MEM_guardedalloc.h"
#include "MEM_CacheLimiterC-Api.h"
#include "DNA_sequence_types.h"
#include "DNA_movieclip_types.h"
#include "DNA_mask_types.h"
#include "DNA_scene_types.h"
#include "DNA_anim_types.h"
#include "DNA_object_types.h"
#include "DNA_sound_types.h"
#include "BLI_math.h"
#include "BLI_fileops.h"
#include "BLI_listbase.h"
#include "BLI_path_util.h"
#include "BLI_string.h"
#include "BLI_threads.h"
#include "BLI_utildefines.h"
#include "BKE_animsys.h"
#include "BKE_global.h"
#include "BKE_image.h"
#include "BKE_main.h"
#include "BKE_sequencer.h"
#include "BKE_movieclip.h"
#include "BKE_fcurve.h"
#include "BKE_scene.h"
#include "BKE_mask.h"
#include "BKE_utildefines.h"
#include "RNA_access.h"
#include "RE_pipeline.h"
#include <pthread.h>
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "BKE_context.h"
#include "BKE_sound.h"
#ifdef WITH_AUDASPACE
# include "AUD_C-API.h"
#endif
static ImBuf *seq_render_strip_stack(
SeqRenderData context, ListBase *seqbasep, float cfra, int chanshown);
static ImBuf *seq_render_strip(
SeqRenderData context, Sequence *seq, float cfra);
static void seq_free_animdata(Scene *scene, Sequence *seq);
/* **** XXX ******** */
#define SELECT 1
ListBase seqbase_clipboard;
int seqbase_clipboard_frame;
SequencerDrawView sequencer_view3d_cb = NULL; /* NULL in background mode */
void printf_strip(Sequence *seq)
{
fprintf(stderr, "name: '%s', len:%d, start:%d, (startofs:%d, endofs:%d), (startstill:%d, endstill:%d), machine:%d, (startdisp:%d, enddisp:%d)\n",
seq->name, seq->len, seq->start, seq->startofs, seq->endofs, seq->startstill, seq->endstill, seq->machine, seq->startdisp, seq->enddisp);
fprintf(stderr, "\tseq_tx_set_final_left: %d %d\n\n", seq_tx_get_final_left(seq, 0), seq_tx_get_final_right(seq, 0));
}
int seqbase_recursive_apply(ListBase *seqbase, int (*apply_func)(Sequence *seq, void *), void *arg)
{
Sequence *iseq;
for (iseq = seqbase->first; iseq; iseq = iseq->next) {
if (seq_recursive_apply(iseq, apply_func, arg) == -1)
return -1; /* bail out */
}
return 1;
}
int seq_recursive_apply(Sequence *seq, int (*apply_func)(Sequence *, void *), void *arg)
{
int ret = apply_func(seq, arg);
if (ret == -1)
return -1; /* bail out */
if (ret && seq->seqbase.first)
ret = seqbase_recursive_apply(&seq->seqbase, apply_func, arg);
return ret;
}
/* **********************************************************************
* alloc / free functions
* ********************************************************************** */
/* free */
static void free_proxy_seq(Sequence *seq)
{
if (seq->strip && seq->strip->proxy && seq->strip->proxy->anim) {
IMB_free_anim(seq->strip->proxy->anim);
seq->strip->proxy->anim = NULL;
}
}
void seq_free_strip(Strip *strip)
{
strip->us--;
if (strip->us > 0) return;
if (strip->us < 0) {
printf("error: negative users in strip\n");
return;
}
if (strip->stripdata) {
MEM_freeN(strip->stripdata);
}
if (strip->proxy) {
if (strip->proxy->anim) {
IMB_free_anim(strip->proxy->anim);
}
MEM_freeN(strip->proxy);
}
if (strip->crop) {
MEM_freeN(strip->crop);
}
if (strip->transform) {
MEM_freeN(strip->transform);
}
if (strip->color_balance) {
MEM_freeN(strip->color_balance);
}
MEM_freeN(strip);
}
void seq_free_sequence(Scene *scene, Sequence *seq)
{
if (seq->strip) seq_free_strip(seq->strip);
if (seq->anim) IMB_free_anim(seq->anim);
if (seq->type & SEQ_TYPE_EFFECT) {
struct SeqEffectHandle sh = get_sequence_effect(seq);
sh.free(seq);
}
if (seq->sound) {
((ID *)seq->sound)->us--;
}
/* clipboard has no scene and will never have a sound handle or be active */
if (scene) {
Editing *ed = scene->ed;
if (ed->act_seq == seq)
ed->act_seq = NULL;
if (seq->scene_sound && ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE))
sound_remove_scene_sound(scene, seq->scene_sound);
seq_free_animdata(scene, seq);
}
MEM_freeN(seq);
}
void seq_free_sequence_recurse(Scene *scene, Sequence *seq)
{
Sequence *iseq;
for (iseq = seq->seqbase.first; iseq; iseq = iseq->next) {
seq_free_sequence_recurse(scene, iseq);
}
seq_free_sequence(scene, seq);
}
Editing *BKE_sequencer_editing_get(Scene *scene, int alloc)
{
if (alloc) {
BKE_sequencer_editing_ensure(scene);
}
return scene->ed;
}
static void seq_free_clipboard_recursive(Sequence *seq_parent)
{
Sequence *seq, *nseq;
for (seq = seq_parent->seqbase.first; seq; seq = nseq) {
nseq = seq->next;
seq_free_clipboard_recursive(seq);
}
seq_free_sequence(NULL, seq_parent);
}
void seq_free_clipboard(void)
{
Sequence *seq, *nseq;
for (seq = seqbase_clipboard.first; seq; seq = nseq) {
nseq = seq->next;
seq_free_clipboard_recursive(seq);
}
seqbase_clipboard.first = seqbase_clipboard.last = NULL;
}
Editing *BKE_sequencer_editing_ensure(Scene *scene)
{
if (scene->ed == NULL) {
Editing *ed;
ed = scene->ed = MEM_callocN(sizeof(Editing), "addseq");
ed->seqbasep = &ed->seqbase;
}
return scene->ed;
}
void BKE_sequencer_editing_free(Scene *scene)
{
Editing *ed = scene->ed;
MetaStack *ms;
Sequence *seq;
if (ed == NULL)
return;
SEQ_BEGIN (ed, seq)
{
seq_free_sequence(scene, seq);
}
SEQ_END
while ((ms = ed->metastack.first)) {
BLI_remlink(&ed->metastack, ms);
MEM_freeN(ms);
}
MEM_freeN(ed);
scene->ed = NULL;
}
/* **********************************************************************
* sequencer pipeline functions
* ********************************************************************** */
SeqRenderData seq_new_render_data(
struct Main *bmain, struct Scene *scene,
int rectx, int recty, int preview_render_size)
{
SeqRenderData rval;
rval.bmain = bmain;
rval.scene = scene;
rval.rectx = rectx;
rval.recty = recty;
rval.preview_render_size = preview_render_size;
rval.motion_blur_samples = 0;
rval.motion_blur_shutter = 0;
return rval;
}
int seq_cmp_render_data(const SeqRenderData *a, const SeqRenderData *b)
{
if (a->preview_render_size < b->preview_render_size) {
return -1;
}
if (a->preview_render_size > b->preview_render_size) {
return 1;
}
if (a->rectx < b->rectx) {
return -1;
}
if (a->rectx > b->rectx) {
return 1;
}
if (a->recty < b->recty) {
return -1;
}
if (a->recty > b->recty) {
return 1;
}
if (a->bmain < b->bmain) {
return -1;
}
if (a->bmain > b->bmain) {
return 1;
}
if (a->scene < b->scene) {
return -1;
}
if (a->scene > b->scene) {
return 1;
}
if (a->motion_blur_shutter < b->motion_blur_shutter) {
return -1;
}
if (a->motion_blur_shutter > b->motion_blur_shutter) {
return 1;
}
if (a->motion_blur_samples < b->motion_blur_samples) {
return -1;
}
if (a->motion_blur_samples > b->motion_blur_samples) {
return 1;
}
return 0;
}
unsigned int seq_hash_render_data(const SeqRenderData *a)
{
unsigned int rval = a->rectx + a->recty;
rval ^= a->preview_render_size;
rval ^= ((intptr_t) a->bmain) << 6;
rval ^= ((intptr_t) a->scene) << 6;
rval ^= (int)(a->motion_blur_shutter * 100.0f) << 10;
rval ^= a->motion_blur_samples << 24;
return rval;
}
/* ************************* iterator ************************** */
/* *************** (replaces old WHILE_SEQ) ********************* */
/* **************** use now SEQ_BEGIN () SEQ_END ***************** */
/* sequence strip iterator:
* - builds a full array, recursively into meta strips */
static void seq_count(ListBase *seqbase, int *tot)
{
Sequence *seq;
for (seq = seqbase->first; seq; seq = seq->next) {
(*tot)++;
if (seq->seqbase.first)
seq_count(&seq->seqbase, tot);
}
}
static void seq_build_array(ListBase *seqbase, Sequence ***array, int depth)
{
Sequence *seq;
for (seq = seqbase->first; seq; seq = seq->next) {
seq->depth = depth;
if (seq->seqbase.first)
seq_build_array(&seq->seqbase, array, depth + 1);
**array = seq;
(*array)++;
}
}
void seq_array(Editing *ed, Sequence ***seqarray, int *tot, int use_pointer)
{
Sequence **array;
*seqarray = NULL;
*tot = 0;
if (ed == NULL)
return;
if (use_pointer)
seq_count(ed->seqbasep, tot);
else
seq_count(&ed->seqbase, tot);
if (*tot == 0)
return;
*seqarray = array = MEM_mallocN(sizeof(Sequence *) * (*tot), "SeqArray");
if (use_pointer)
seq_build_array(ed->seqbasep, &array, 0);
else
seq_build_array(&ed->seqbase, &array, 0);
}
void seq_begin(Editing *ed, SeqIterator *iter, int use_pointer)
{
memset(iter, 0, sizeof(*iter));
seq_array(ed, &iter->array, &iter->tot, use_pointer);
if (iter->tot) {
iter->cur = 0;
iter->seq = iter->array[iter->cur];
iter->valid = 1;
}
}
void seq_next(SeqIterator *iter)
{
if (++iter->cur < iter->tot)
iter->seq = iter->array[iter->cur];
else
iter->valid = 0;
}
void seq_end(SeqIterator *iter)
{
if (iter->array)
MEM_freeN(iter->array);
iter->valid = 0;
}
/*
* **********************************************************************
* build_seqar
* *********************************************************************
* Build a complete array of _all_ sequencies (including those
* in metastrips!)
* *********************************************************************
*/
static void do_seq_count_cb(ListBase *seqbase, int *totseq,
int (*test_func)(Sequence *seq))
{
Sequence *seq;
seq = seqbase->first;
while (seq) {
int test = test_func(seq);
if (test & BUILD_SEQAR_COUNT_CURRENT) {
(*totseq)++;
}
if (seq->seqbase.first && (test & BUILD_SEQAR_COUNT_CHILDREN)) {
do_seq_count_cb(&seq->seqbase, totseq, test_func);
}
seq = seq->next;
}
}
static void do_build_seqar_cb(ListBase *seqbase, Sequence ***seqar, int depth,
int (*test_func)(Sequence *seq))
{
Sequence *seq;
seq = seqbase->first;
while (seq) {
int test = test_func(seq);
seq->depth = depth;
if (seq->seqbase.first && (test & BUILD_SEQAR_COUNT_CHILDREN)) {
do_build_seqar_cb(&seq->seqbase, seqar, depth + 1, test_func);
}
if (test & BUILD_SEQAR_COUNT_CURRENT) {
**seqar = seq;
(*seqar)++;
}
seq = seq->next;
}
}
void build_seqar_cb(ListBase *seqbase, Sequence ***seqar, int *totseq,
int (*test_func)(Sequence *seq))
{
Sequence **tseqar;
*totseq = 0;
do_seq_count_cb(seqbase, totseq, test_func);
if (*totseq == 0) {
*seqar = NULL;
return;
}
*seqar = MEM_mallocN(sizeof(void *) * *totseq, "seqar");
tseqar = *seqar;
do_build_seqar_cb(seqbase, seqar, 0, test_func);
*seqar = tseqar;
}
static int metaseq_start(Sequence *metaseq)
{
return metaseq->start + metaseq->startofs;
}
static int metaseq_end(Sequence *metaseq)
{
return metaseq->start + metaseq->len - metaseq->endofs;
}
static void seq_update_sound_bounds_recursive_rec(Scene *scene, Sequence *metaseq, int start, int end)
{
Sequence *seq;
/* for sound we go over full meta tree to update bounds of the sound strips,
* since sound is played outside of evaluating the imbufs, */
for (seq = metaseq->seqbase.first; seq; seq = seq->next) {
if (seq->type == SEQ_TYPE_META) {
seq_update_sound_bounds_recursive_rec(scene, seq, MAX2(start, metaseq_start(seq)), MIN2(end, metaseq_end(seq)));
}
else if (ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE)) {
if (seq->scene_sound) {
int startofs = seq->startofs;
int endofs = seq->endofs;
if (seq->startofs + seq->start < start)
startofs = start - seq->start;
if (seq->start + seq->len - seq->endofs > end)
endofs = seq->start + seq->len - end;
sound_move_scene_sound(scene, seq->scene_sound, seq->start + startofs, seq->start + seq->len - endofs, startofs);
}
}
}
}
static void seq_update_sound_bounds_recursive(Scene *scene, Sequence *metaseq)
{
seq_update_sound_bounds_recursive_rec(scene, metaseq, metaseq_start(metaseq), metaseq_end(metaseq));
}
void calc_sequence_disp(Scene *scene, Sequence *seq)
{
if (seq->startofs && seq->startstill) seq->startstill = 0;
if (seq->endofs && seq->endstill) seq->endstill = 0;
seq->startdisp = seq->start + seq->startofs - seq->startstill;
seq->enddisp = seq->start + seq->len - seq->endofs + seq->endstill;
seq->handsize = 10.0; /* 10 frames */
if (seq->enddisp - seq->startdisp < 10) {
seq->handsize = (float)(0.5 * (seq->enddisp - seq->startdisp));
}
else if (seq->enddisp - seq->startdisp > 250) {
seq->handsize = (float)((seq->enddisp - seq->startdisp) / 25);
}
if (ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE)) {
seq_update_sound_bounds(scene, seq);
}
else if (seq->type == SEQ_TYPE_META)
seq_update_sound_bounds_recursive(scene, seq);
}
void calc_sequence(Scene *scene, Sequence *seq)
{
Sequence *seqm;
int min, max;
/* check all metas recursively */
seqm = seq->seqbase.first;
while (seqm) {
if (seqm->seqbase.first) calc_sequence(scene, seqm);
seqm = seqm->next;
}
/* effects and meta: automatic start and end */
if (seq->type & SEQ_TYPE_EFFECT) {
/* pointers */
if (seq->seq2 == NULL) seq->seq2 = seq->seq1;
if (seq->seq3 == NULL) seq->seq3 = seq->seq1;
/* effecten go from seq1 -> seq2: test */
/* we take the largest start and smallest end */
// seq->start = seq->startdisp = MAX2(seq->seq1->startdisp, seq->seq2->startdisp);
// seq->enddisp = MIN2(seq->seq1->enddisp, seq->seq2->enddisp);
if (seq->seq1) {
/* XXX These resets should not be necessary, but users used to be able to
* edit effect's length, leading to strange results. See [#29190] */
seq->startofs = seq->endofs = seq->startstill = seq->endstill = 0;
seq->start = seq->startdisp = MAX3(seq->seq1->startdisp, seq->seq2->startdisp, seq->seq3->startdisp);
seq->enddisp = MIN3(seq->seq1->enddisp, seq->seq2->enddisp, seq->seq3->enddisp);
/* we cant help if strips don't overlap, it wont give useful results.
* but at least ensure 'len' is never negative which causes bad bugs elsewhere. */
if (seq->enddisp < seq->startdisp) {
/* simple start/end swap */
seq->start = seq->enddisp;
seq->enddisp = seq->startdisp;
seq->startdisp = seq->start;
seq->flag |= SEQ_INVALID_EFFECT;
}
else {
seq->flag &= ~SEQ_INVALID_EFFECT;
}
seq->len = seq->enddisp - seq->startdisp;
}
else {
calc_sequence_disp(scene, seq);
}
}
else {
if (seq->type == SEQ_TYPE_META) {
seqm = seq->seqbase.first;
if (seqm) {
min = MAXFRAME * 2;
max = -MAXFRAME * 2;
while (seqm) {
if (seqm->startdisp < min) min = seqm->startdisp;
if (seqm->enddisp > max) max = seqm->enddisp;
seqm = seqm->next;
}
seq->start = min + seq->anim_startofs;
seq->len = max - min;
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
}
seq_update_sound_bounds_recursive(scene, seq);
}
calc_sequence_disp(scene, seq);
}
}
/* note: caller should run calc_sequence(scene, seq) after */
void reload_sequence_new_file(Scene *scene, Sequence *seq, int lock_range)
{
char str[FILE_MAX];
int prev_startdisp = 0, prev_enddisp = 0;
/* note: don't rename the strip, will break animation curves */
if (ELEM7(seq->type,
SEQ_TYPE_MOVIE, SEQ_TYPE_IMAGE, SEQ_TYPE_SOUND_RAM,
SEQ_TYPE_SCENE, SEQ_TYPE_META, SEQ_TYPE_MOVIECLIP, SEQ_TYPE_MASK) == 0)
{
return;
}
if (lock_range) {
/* keep so we don't have to move the actual start and end points (only the data) */
calc_sequence_disp(scene, seq);
prev_startdisp = seq->startdisp;
prev_enddisp = seq->enddisp;
}
switch (seq->type) {
case SEQ_TYPE_IMAGE:
{
/* Hack? */
size_t olen = MEM_allocN_len(seq->strip->stripdata) / sizeof(struct StripElem);
seq->len = olen;
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
break;
}
case SEQ_TYPE_MOVIE:
BLI_join_dirfile(str, sizeof(str), seq->strip->dir,
seq->strip->stripdata->name);
BLI_path_abs(str, G.main->name);
if (seq->anim) IMB_free_anim(seq->anim);
seq->anim = openanim(str, IB_rect | ((seq->flag & SEQ_FILTERY) ? IB_animdeinterlace : 0), seq->streamindex);
if (!seq->anim) {
return;
}
seq->len = IMB_anim_get_duration(seq->anim,
seq->strip->proxy ?
seq->strip->proxy->tc :
IMB_TC_RECORD_RUN);
seq->anim_preseek = IMB_anim_get_preseek(seq->anim);
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
break;
case SEQ_TYPE_MOVIECLIP:
seq->len = BKE_movieclip_get_duration(seq->clip);
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
break;
case SEQ_TYPE_MASK:
seq->len = BKE_mask_get_duration(seq->mask);
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
break;
case SEQ_TYPE_SOUND_RAM:
#ifdef WITH_AUDASPACE
if (!seq->sound)
return;
seq->len = ceil(AUD_getInfo(seq->sound->playback_handle).length * FPS);
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
#else
return;
#endif
break;
case SEQ_TYPE_SCENE:
{
seq->len = (seq->scene) ? seq->scene->r.efra - seq->scene->r.sfra + 1 : 0;
seq->len -= seq->anim_startofs;
seq->len -= seq->anim_endofs;
if (seq->len < 0) {
seq->len = 0;
}
break;
}
}
free_proxy_seq(seq);
if (lock_range) {
seq_tx_set_final_left(seq, prev_startdisp);
seq_tx_set_final_right(seq, prev_enddisp);
seq_single_fix(seq);
}
calc_sequence(scene, seq);
}
void BKE_sequencer_sort(Scene *scene)
{
/* all strips together per kind, and in order of y location ("machine") */
ListBase seqbase, effbase;
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
Sequence *seq, *seqt;
if (ed == NULL) return;
seqbase.first = seqbase.last = NULL;
effbase.first = effbase.last = NULL;
while ( (seq = ed->seqbasep->first) ) {
BLI_remlink(ed->seqbasep, seq);
if (seq->type & SEQ_TYPE_EFFECT) {
seqt = effbase.first;
while (seqt) {
if (seqt->machine >= seq->machine) {
BLI_insertlinkbefore(&effbase, seqt, seq);
break;
}
seqt = seqt->next;
}
if (seqt == NULL) BLI_addtail(&effbase, seq);
}
else {
seqt = seqbase.first;
while (seqt) {
if (seqt->machine >= seq->machine) {
BLI_insertlinkbefore(&seqbase, seqt, seq);
break;
}
seqt = seqt->next;
}
if (seqt == NULL) BLI_addtail(&seqbase, seq);
}
}
BLI_movelisttolist(&seqbase, &effbase);
*(ed->seqbasep) = seqbase;
}
static int clear_scene_in_allseqs_cb(Sequence *seq, void *arg_pt)
{
if (seq->scene == (Scene *)arg_pt)
seq->scene = NULL;
return 1;
}
void clear_scene_in_allseqs(Main *bmain, Scene *scene)
{
Scene *scene_iter;
/* when a scene is deleted: test all seqs */
for (scene_iter = bmain->scene.first; scene_iter; scene_iter = scene_iter->id.next) {
if (scene_iter != scene && scene_iter->ed) {
seqbase_recursive_apply(&scene_iter->ed->seqbase, clear_scene_in_allseqs_cb, scene);
}
}
}
typedef struct SeqUniqueInfo {
Sequence *seq;
char name_src[SEQ_NAME_MAXSTR];
char name_dest[SEQ_NAME_MAXSTR];
int count;
int match;
} SeqUniqueInfo;
#if 0
static void seqbase_unique_name(ListBase *seqbasep, Sequence *seq)
{
BLI_uniquename(seqbasep, seq, "Sequence", '.', offsetof(Sequence, name), SEQ_NAME_MAXSTR);
}
#endif
static void seqbase_unique_name(ListBase *seqbasep, SeqUniqueInfo *sui)
{
Sequence *seq;
for (seq = seqbasep->first; seq; seq = seq->next) {
if (sui->seq != seq && strcmp(sui->name_dest, seq->name + 2) == 0) {
/* SEQ_NAME_MAXSTR - 2 for prefix, -1 for \0, -4 for the number */
BLI_snprintf(sui->name_dest, sizeof(sui->name_dest), "%.59s.%03d", sui->name_src, sui->count++);
sui->match = 1; /* be sure to re-scan */
}
}
}
static int seqbase_unique_name_recursive_cb(Sequence *seq, void *arg_pt)
{
if (seq->seqbase.first)
seqbase_unique_name(&seq->seqbase, (SeqUniqueInfo *)arg_pt);
return 1;
}
void seqbase_unique_name_recursive(ListBase *seqbasep, struct Sequence *seq)
{
SeqUniqueInfo sui;
char *dot;
sui.seq = seq;
BLI_strncpy(sui.name_src, seq->name + 2, sizeof(sui.name_src));
BLI_strncpy(sui.name_dest, seq->name + 2, sizeof(sui.name_dest));
sui.count = 1;
sui.match = 1; /* assume the worst to start the loop */
/* Strip off the suffix */
if ((dot = strrchr(sui.name_src, '.'))) {
*dot = '\0';
dot++;
if (*dot)
sui.count = atoi(dot) + 1;
}
while (sui.match) {
sui.match = 0;
seqbase_unique_name(seqbasep, &sui);
seqbase_recursive_apply(seqbasep, seqbase_unique_name_recursive_cb, &sui);
}
BLI_strncpy(seq->name + 2, sui.name_dest, sizeof(seq->name) - 2);
}
static const char *give_seqname_by_type(int type)
{
switch (type) {
case SEQ_TYPE_META: return "Meta";
case SEQ_TYPE_IMAGE: return "Image";
case SEQ_TYPE_SCENE: return "Scene";
case SEQ_TYPE_MOVIE: return "Movie";
case SEQ_TYPE_MOVIECLIP: return "Clip";
case SEQ_TYPE_MASK: return "Mask";
case SEQ_TYPE_SOUND_RAM: return "Audio";
case SEQ_TYPE_CROSS: return "Cross";
case SEQ_TYPE_GAMCROSS: return "Gamma Cross";
case SEQ_TYPE_ADD: return "Add";
case SEQ_TYPE_SUB: return "Sub";
case SEQ_TYPE_MUL: return "Mul";
case SEQ_TYPE_ALPHAOVER: return "Alpha Over";
case SEQ_TYPE_ALPHAUNDER: return "Alpha Under";
case SEQ_TYPE_OVERDROP: return "Over Drop";
case SEQ_TYPE_WIPE: return "Wipe";
case SEQ_TYPE_GLOW: return "Glow";
case SEQ_TYPE_TRANSFORM: return "Transform";
case SEQ_TYPE_COLOR: return "Color";
case SEQ_TYPE_MULTICAM: return "Multicam";
case SEQ_TYPE_ADJUSTMENT: return "Adjustment";
case SEQ_TYPE_SPEED: return "Speed";
default:
return NULL;
}
}
const char *give_seqname(Sequence *seq)
{
const char *name = give_seqname_by_type(seq->type);
if (!name) {
if (seq->type < SEQ_TYPE_EFFECT) {
return seq->strip->dir;
}
else {
return "Effect";
}
}
return name;
}
/* ***************** DO THE SEQUENCE ***************** */
static void make_black_ibuf(ImBuf *ibuf)
{
unsigned int *rect;
float *rect_float;
int tot;
if (ibuf == NULL || (ibuf->rect == NULL && ibuf->rect_float == NULL)) {
return;
}
tot = ibuf->x * ibuf->y;
rect = ibuf->rect;
rect_float = ibuf->rect_float;
if (rect) {
memset(rect, 0, tot * sizeof(char) * 4);
}
if (rect_float) {
memset(rect_float, 0, tot * sizeof(float) * 4);
}
}
static void multibuf(ImBuf *ibuf, float fmul)
{
char *rt;
float *rt_float;
int a, mul, icol;
mul = (int)(256.0f * fmul);
rt = (char *)ibuf->rect;
rt_float = ibuf->rect_float;
if (rt) {
a = ibuf->x * ibuf->y;
while (a--) {
icol = (mul * rt[0]) >> 8;
if (icol > 254) rt[0] = 255; else rt[0] = icol;
icol = (mul * rt[1]) >> 8;
if (icol > 254) rt[1] = 255; else rt[1] = icol;
icol = (mul * rt[2]) >> 8;
if (icol > 254) rt[2] = 255; else rt[2] = icol;
icol = (mul * rt[3]) >> 8;
if (icol > 254) rt[3] = 255; else rt[3] = icol;
rt += 4;
}
}
if (rt_float) {
a = ibuf->x * ibuf->y;
while (a--) {
rt_float[0] *= fmul;
rt_float[1] *= fmul;
rt_float[2] *= fmul;
rt_float[3] *= fmul;
rt_float += 4;
}
}
}
static float give_stripelem_index(Sequence *seq, float cfra)
{
float nr;
int sta = seq->start;
int end = seq->start + seq->len - 1;
if (seq->type & SEQ_TYPE_EFFECT) {
end = seq->enddisp;
}
if (end < sta) {
return -1;
}
if (seq->flag & SEQ_REVERSE_FRAMES) {
/*reverse frame in this sequence */
if (cfra <= sta) nr = end - sta;
else if (cfra >= end) nr = 0;
else nr = end - cfra;
}
else {
if (cfra <= sta) nr = 0;
else if (cfra >= end) nr = end - sta;
else nr = cfra - sta;
}
if (seq->strobe < 1.0f) seq->strobe = 1.0f;
if (seq->strobe > 1.0f) {
nr -= fmodf((double)nr, (double)seq->strobe);
}
return nr;
}
StripElem *give_stripelem(Sequence *seq, int cfra)
{
StripElem *se = seq->strip->stripdata;
if (seq->type == SEQ_TYPE_IMAGE) { /* only
* IMAGE strips use the whole array,
* MOVIE strips use only
* the first element, all other strips
* don't use this... */
int nr = (int)give_stripelem_index(seq, cfra);
if (nr == -1 || se == NULL) return NULL;
se += nr + seq->anim_startofs;
}
return se;
}
static int evaluate_seq_frame_gen(Sequence **seq_arr, ListBase *seqbase, int cfra)
{
Sequence *seq;
int totseq = 0;
memset(seq_arr, 0, sizeof(Sequence *) * (MAXSEQ + 1));
seq = seqbase->first;
while (seq) {
if (seq->startdisp <= cfra && seq->enddisp > cfra) {
seq_arr[seq->machine] = seq;
totseq++;
}
seq = seq->next;
}
return totseq;
}
int evaluate_seq_frame(Scene *scene, int cfra)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
Sequence *seq_arr[MAXSEQ + 1];
if (ed == NULL) return 0;
return evaluate_seq_frame_gen(seq_arr, ed->seqbasep, cfra);
}
static int video_seq_is_rendered(Sequence *seq)
{
return (seq && !(seq->flag & SEQ_MUTE) && seq->type != SEQ_TYPE_SOUND_RAM);
}
static int get_shown_sequences(ListBase *seqbasep, int cfra, int chanshown, Sequence **seq_arr_out)
{
Sequence *seq_arr[MAXSEQ + 1];
int b = chanshown;
int cnt = 0;
if (b > MAXSEQ) {
return 0;
}
if (evaluate_seq_frame_gen(seq_arr, seqbasep, cfra)) {
if (b == 0) {
b = MAXSEQ;
}
for (; b > 0; b--) {
if (video_seq_is_rendered(seq_arr[b])) {
break;
}
}
}
chanshown = b;
for (; b > 0; b--) {
if (video_seq_is_rendered(seq_arr[b])) {
if (seq_arr[b]->blend_mode == SEQ_BLEND_REPLACE) {
break;
}
}
}
for (; b <= chanshown && b >= 0; b++) {
if (video_seq_is_rendered(seq_arr[b])) {
seq_arr_out[cnt++] = seq_arr[b];
}
}
return cnt;
}
/* **********************************************************************
* proxy management
* ********************************************************************** */
typedef struct SeqIndexBuildContext {
struct IndexBuildContext *index_context;
int tc_flags;
int size_flags;
int quality;
Main *bmain;
Scene *scene;
Sequence *seq, *orig_seq;
} SeqIndexBuildContext;
#define PROXY_MAXFILE (2 * FILE_MAXDIR + FILE_MAXFILE)
static IMB_Proxy_Size seq_rendersize_to_proxysize(int size)
{
if (size >= 100) {
return IMB_PROXY_NONE;
}
if (size >= 99) {
return IMB_PROXY_100;
}
if (size >= 75) {
return IMB_PROXY_75;
}
if (size >= 50) {
return IMB_PROXY_50;
}
return IMB_PROXY_25;
}
static double seq_rendersize_to_scale_factor(int size)
{
if (size >= 99) {
return 1.0;
}
if (size >= 75) {
return 0.75;
}
if (size >= 50) {
return 0.50;
}
return 0.25;
}
static void seq_open_anim_file(Sequence *seq)
{
char name[FILE_MAX];
StripProxy *proxy;
if (seq->anim != NULL) {
return;
}
BLI_join_dirfile(name, sizeof(name),
seq->strip->dir, seq->strip->stripdata->name);
BLI_path_abs(name, G.main->name);
seq->anim = openanim(name, IB_rect |
((seq->flag & SEQ_FILTERY) ?
IB_animdeinterlace : 0), seq->streamindex);
if (seq->anim == NULL) {
return;
}
proxy = seq->strip->proxy;
if (proxy == NULL) {
return;
}
if (seq->flag & SEQ_USE_PROXY_CUSTOM_DIR) {
IMB_anim_set_index_dir(seq->anim, seq->strip->proxy->dir);
}
}
static int seq_proxy_get_fname(Sequence *seq, int cfra, int render_size, char *name)
{
int frameno;
char dir[PROXY_MAXFILE];
if (!seq->strip->proxy) {
return FALSE;
}
/* MOVIE tracks (only exception: custom files) are now handled
* internally by ImBuf module for various reasons: proper time code
* support, quicker index build, using one file instead
* of a full directory of jpeg files, etc. Trying to support old
* and new method at once could lead to funny effects, if people
* have both, a directory full of jpeg files and proxy avis, so
* sorry folks, please rebuild your proxies... */
if (seq->flag & (SEQ_USE_PROXY_CUSTOM_DIR | SEQ_USE_PROXY_CUSTOM_FILE)) {
BLI_strncpy(dir, seq->strip->proxy->dir, sizeof(dir));
}
else if (seq->type == SEQ_TYPE_IMAGE) {
BLI_snprintf(dir, PROXY_MAXFILE, "%s/BL_proxy", seq->strip->dir);
}
else {
return FALSE;
}
if (seq->flag & SEQ_USE_PROXY_CUSTOM_FILE) {
BLI_join_dirfile(name, PROXY_MAXFILE,
dir, seq->strip->proxy->file);
BLI_path_abs(name, G.main->name);
return TRUE;
}
/* generate a separate proxy directory for each preview size */
if (seq->type == SEQ_TYPE_IMAGE) {
BLI_snprintf(name, PROXY_MAXFILE, "%s/images/%d/%s_proxy", dir,
render_size,
give_stripelem(seq, cfra)->name);
frameno = 1;
}
else {
frameno = (int)give_stripelem_index(seq, cfra) + seq->anim_startofs;
BLI_snprintf(name, PROXY_MAXFILE, "%s/proxy_misc/%d/####", dir,
render_size);
}
BLI_path_abs(name, G.main->name);
BLI_path_frame(name, frameno, 0);
strcat(name, ".jpg");
return TRUE;
}
static ImBuf *seq_proxy_fetch(SeqRenderData context, Sequence *seq, int cfra)
{
char name[PROXY_MAXFILE];
IMB_Proxy_Size psize = seq_rendersize_to_proxysize(context.preview_render_size);
int size_flags;
int render_size = context.preview_render_size;
/* dirty hack to distinguish 100% render size from PROXY_100 */
if (render_size == 99) {
render_size = 100;
}
if (!(seq->flag & SEQ_USE_PROXY)) {
return NULL;
}
size_flags = seq->strip->proxy->build_size_flags;
/* only use proxies, if they are enabled (even if present!) */
if (psize == IMB_PROXY_NONE || ((size_flags & psize) != psize)) {
return NULL;
}
if (seq->flag & SEQ_USE_PROXY_CUSTOM_FILE) {
int frameno = (int)give_stripelem_index(seq, cfra) + seq->anim_startofs;
if (seq->strip->proxy->anim == NULL) {
if (seq_proxy_get_fname(seq, cfra, render_size, name) == 0) {
return NULL;
}
seq->strip->proxy->anim = openanim(name, IB_rect, 0);
}
if (seq->strip->proxy->anim == NULL) {
return NULL;
}
seq_open_anim_file(seq);
frameno = IMB_anim_index_get_frame_index(seq->anim, seq->strip->proxy->tc,
frameno);
return IMB_anim_absolute(seq->strip->proxy->anim, frameno,
IMB_TC_NONE, IMB_PROXY_NONE);
}
if (seq_proxy_get_fname(seq, cfra, render_size, name) == 0) {
return NULL;
}
if (BLI_exists(name)) {
return IMB_loadiffname(name, IB_rect);
}
else {
return NULL;
}
}
static void seq_proxy_build_frame(SeqRenderData context,
Sequence *seq, int cfra,
int proxy_render_size)
{
char name[PROXY_MAXFILE];
int quality;
int rectx, recty;
int ok;
ImBuf *ibuf;
if (!seq_proxy_get_fname(seq, cfra, proxy_render_size, name)) {
return;
}
ibuf = seq_render_strip(context, seq, cfra);
rectx = (proxy_render_size * context.scene->r.xsch) / 100;
recty = (proxy_render_size * context.scene->r.ysch) / 100;
if (ibuf->x != rectx || ibuf->y != recty) {
IMB_scalefastImBuf(ibuf, (short)rectx, (short)recty);
}
/* depth = 32 is intentionally left in, otherwise ALPHA channels
* won't work... */
quality = seq->strip->proxy->quality;
ibuf->ftype = JPG | quality;
/* unsupported feature only confuses other s/w */
if (ibuf->planes == 32)
ibuf->planes = 24;
BLI_make_existing_file(name);
ok = IMB_saveiff(ibuf, name, IB_rect | IB_zbuf | IB_zbuffloat);
if (ok == 0) {
perror(name);
}
IMB_freeImBuf(ibuf);
}
struct SeqIndexBuildContext *seq_proxy_rebuild_context(Main *bmain, Scene *scene, Sequence *seq)
{
SeqIndexBuildContext *context;
Sequence *nseq;
if (!seq->strip || !seq->strip->proxy) {
return NULL;
}
if (!(seq->flag & SEQ_USE_PROXY)) {
return NULL;
}
context = MEM_callocN(sizeof(SeqIndexBuildContext), "seq proxy rebuild context");
nseq = seq_dupli_recursive(scene, scene, seq, 0);
context->tc_flags = nseq->strip->proxy->build_tc_flags;
context->size_flags = nseq->strip->proxy->build_size_flags;
context->quality = nseq->strip->proxy->quality;
context->bmain = bmain;
context->scene = scene;
context->orig_seq = seq;
context->seq = nseq;
if (nseq->type == SEQ_TYPE_MOVIE) {
seq_open_anim_file(nseq);
if (nseq->anim) {
context->index_context = IMB_anim_index_rebuild_context(nseq->anim,
context->tc_flags, context->size_flags, context->quality);
}
}
return context;
}
void seq_proxy_rebuild(SeqIndexBuildContext *context, short *stop, short *do_update, float *progress)
{
SeqRenderData render_context;
Sequence *seq = context->seq;
Scene *scene = context->scene;
int cfra;
if (seq->type == SEQ_TYPE_MOVIE) {
if (context->index_context) {
IMB_anim_index_rebuild(context->index_context, stop, do_update, progress);
}
return;
}
if (!(seq->flag & SEQ_USE_PROXY)) {
return;
}
/* that's why it is called custom... */
if (seq->flag & SEQ_USE_PROXY_CUSTOM_FILE) {
return;
}
/* fail safe code */
render_context = seq_new_render_data(
context->bmain, context->scene,
(scene->r.size * (float)scene->r.xsch) / 100.0f + 0.5f,
(scene->r.size * (float)scene->r.ysch) / 100.0f + 0.5f,
100);
for (cfra = seq->startdisp + seq->startstill;
cfra < seq->enddisp - seq->endstill; cfra++)
{
if (context->size_flags & IMB_PROXY_25) {
seq_proxy_build_frame(render_context, seq, cfra, 25);
}
if (context->size_flags & IMB_PROXY_50) {
seq_proxy_build_frame(render_context, seq, cfra, 50);
}
if (context->size_flags & IMB_PROXY_75) {
seq_proxy_build_frame(render_context, seq, cfra, 75);
}
if (context->size_flags & IMB_PROXY_100) {
seq_proxy_build_frame(render_context, seq, cfra, 100);
}
*progress = (float)cfra / (seq->enddisp - seq->endstill -
seq->startdisp + seq->startstill);
*do_update = TRUE;
if (*stop || G.afbreek)
break;
}
}
void seq_proxy_rebuild_finish(SeqIndexBuildContext *context, short stop)
{
if (context->index_context) {
IMB_close_anim_proxies(context->seq->anim);
IMB_close_anim_proxies(context->orig_seq->anim);
IMB_anim_index_rebuild_finish(context->index_context, stop);
}
seq_free_sequence_recurse(context->scene, context->seq);
MEM_freeN(context);
}
/* **********************************************************************
* color balance
* ********************************************************************** */
static StripColorBalance calc_cb(StripColorBalance *cb_)
{
StripColorBalance cb = *cb_;
int c;
for (c = 0; c < 3; c++) {
cb.lift[c] = 2.0f - cb.lift[c];
}
if (cb.flag & SEQ_COLOR_BALANCE_INVERSE_LIFT) {
for (c = 0; c < 3; c++) {
/* tweak to give more subtle results
* values above 1.0 are scaled */
if (cb.lift[c] > 1.0f)
cb.lift[c] = pow(cb.lift[c] - 1.0f, 2.0) + 1.0;
cb.lift[c] = 2.0f - cb.lift[c];
}
}
if (cb.flag & SEQ_COLOR_BALANCE_INVERSE_GAIN) {
for (c = 0; c < 3; c++) {
if (cb.gain[c] != 0.0f) {
cb.gain[c] = 1.0f / cb.gain[c];
}
else {
cb.gain[c] = 1000000; /* should be enough :) */
}
}
}
if (!(cb.flag & SEQ_COLOR_BALANCE_INVERSE_GAMMA)) {
for (c = 0; c < 3; c++) {
if (cb.gamma[c] != 0.0f) {
cb.gamma[c] = 1.0f / cb.gamma[c];
}
else {
cb.gamma[c] = 1000000; /* should be enough :) */
}
}
}
return cb;
}
/* note: lift is actually 2-lift */
MINLINE float color_balance_fl(float in, const float lift, const float gain, const float gamma, const float mul)
{
float x = (((in - 1.0f) * lift) + 1.0f) * gain;
/* prevent NaN */
if (x < 0.f) x = 0.f;
return powf(x, gamma) * mul;
}
static void make_cb_table_byte(float lift, float gain, float gamma,
unsigned char *table, float mul)
{
int y;
for (y = 0; y < 256; y++) {
float v = color_balance_fl((float)y * (1.0f / 255.0f), lift, gain, gamma, mul);
table[y] = FTOCHAR(v);
}
}
static void make_cb_table_float(float lift, float gain, float gamma,
float *table, float mul)
{
int y;
for (y = 0; y < 256; y++) {
float v = color_balance_fl((float)y * (1.0f / 255.0f), lift, gain, gamma, mul);
table[y] = v;
}
}
static void color_balance_byte_byte(Sequence *seq, ImBuf *ibuf, float mul)
{
unsigned char cb_tab[3][256];
int c;
unsigned char *p = (unsigned char *) ibuf->rect;
unsigned char *e = p + ibuf->x * 4 * ibuf->y;
StripColorBalance cb = calc_cb(seq->strip->color_balance);
for (c = 0; c < 3; c++) {
make_cb_table_byte(cb.lift[c], cb.gain[c], cb.gamma[c],
cb_tab[c], mul);
}
while (p < e) {
p[0] = cb_tab[0][p[0]];
p[1] = cb_tab[1][p[1]];
p[2] = cb_tab[2][p[2]];
p += 4;
}
}
static void color_balance_byte_float(Sequence *seq, ImBuf *ibuf, float mul)
{
float cb_tab[4][256];
int c, i;
unsigned char *p = (unsigned char *) ibuf->rect;
unsigned char *e = p + ibuf->x * 4 * ibuf->y;
float *o;
StripColorBalance cb;
imb_addrectfloatImBuf(ibuf);
o = ibuf->rect_float;
cb = calc_cb(seq->strip->color_balance);
for (c = 0; c < 3; c++) {
make_cb_table_float(cb.lift[c], cb.gain[c], cb.gamma[c], cb_tab[c], mul);
}
for (i = 0; i < 256; i++) {
cb_tab[3][i] = ((float)i) * (1.0f / 255.0f);
}
while (p < e) {
o[0] = cb_tab[0][p[0]];
o[1] = cb_tab[1][p[1]];
o[2] = cb_tab[2][p[2]];
o[3] = cb_tab[3][p[3]];
p += 4; o += 4;
}
}
static void color_balance_float_float(Sequence *seq, ImBuf *ibuf, float mul)
{
float *p = ibuf->rect_float;
float *e = ibuf->rect_float + ibuf->x * 4 * ibuf->y;
StripColorBalance cb = calc_cb(seq->strip->color_balance);
while (p < e) {
int c;
for (c = 0; c < 3; c++) {
p[c] = color_balance_fl(p[c], cb.lift[c], cb.gain[c], cb.gamma[c], mul);
}
p += 4;
}
}
static void color_balance(Sequence *seq, ImBuf *ibuf, float mul)
{
if (ibuf->rect_float) {
color_balance_float_float(seq, ibuf, mul);
}
else if (seq->flag & SEQ_MAKE_FLOAT) {
color_balance_byte_float(seq, ibuf, mul);
}
else {
color_balance_byte_byte(seq, ibuf, mul);
}
}
/*
* input preprocessing for SEQ_TYPE_IMAGE, SEQ_TYPE_MOVIE, SEQ_TYPE_MOVIECLIP and SEQ_TYPE_SCENE
*
* Do all the things you can't really do afterwards using sequence effects
* (read: before rescaling to render resolution has been done)
*
* Order is important!
*
* - Deinterlace
* - Crop and transform in image source coordinate space
* - Flip X + Flip Y (could be done afterwards, backward compatibility)
* - Promote image to float data (affects pipeline operations afterwards)
* - Color balance (is most efficient in the byte -> float
* (future: half -> float should also work fine!)
* case, if done on load, since we can use lookup tables)
* - Premultiply
*/
int input_have_to_preprocess(
SeqRenderData UNUSED(context), Sequence *seq, float UNUSED(cfra))
{
float mul;
if (seq->flag & (SEQ_FILTERY | SEQ_USE_CROP | SEQ_USE_TRANSFORM | SEQ_FLIPX |
SEQ_FLIPY | SEQ_USE_COLOR_BALANCE | SEQ_MAKE_PREMUL))
{
return TRUE;
}
mul = seq->mul;
if (seq->blend_mode == SEQ_BLEND_REPLACE) {
mul *= seq->blend_opacity / 100.0f;
}
if (mul != 1.0f) {
return TRUE;
}
if (seq->sat != 1.0f) {
return TRUE;
}
return FALSE;
}
static ImBuf *input_preprocess(
SeqRenderData context, Sequence *seq, float UNUSED(cfra), ImBuf *ibuf,
int is_proxy_image, int is_preprocessed)
{
float mul;
ibuf = IMB_makeSingleUser(ibuf);
if ((seq->flag & SEQ_FILTERY) &&
!ELEM(seq->type, SEQ_TYPE_MOVIE, SEQ_TYPE_MOVIECLIP))
{
IMB_filtery(ibuf);
}
if (seq->flag & (SEQ_USE_CROP | SEQ_USE_TRANSFORM)) {
StripCrop c = {0};
StripTransform t = {0};
int sx, sy, dx, dy;
double xscale = 1.0;
double yscale = 1.0;
if (is_proxy_image) {
double f = seq_rendersize_to_scale_factor(
context.preview_render_size);
if (f != 1.0) {
IMB_scalefastImBuf(
ibuf, ibuf->x / f, ibuf->y / f);
}
}
if (seq->flag & SEQ_USE_CROP && seq->strip->crop) {
c = *seq->strip->crop;
}
if (seq->flag & SEQ_USE_TRANSFORM && seq->strip->transform) {
t = *seq->strip->transform;
}
xscale = context.scene->r.xsch ?
((double) context.rectx /
(double) context.scene->r.xsch) : 1.0;
yscale = context.scene->r.ysch ?
((double) context.recty /
(double) context.scene->r.ysch) : 1.0;
c.left *= xscale; c.right *= xscale;
c.top *= yscale; c.bottom *= yscale;
t.xofs *= xscale; t.yofs *= yscale;
sx = ibuf->x - c.left - c.right;
sy = ibuf->y - c.top - c.bottom;
dx = sx;
dy = sy;
if (seq->flag & SEQ_USE_TRANSFORM) {
if (is_preprocessed) {
dx = context.rectx;
dy = context.recty;
}
else {
dx = context.scene->r.xsch;
dy = context.scene->r.ysch;
}
}
if (c.top + c.bottom >= ibuf->y ||
c.left + c.right >= ibuf->x ||
t.xofs >= dx || t.yofs >= dy)
{
make_black_ibuf(ibuf);
}
else {
ImBuf *i = IMB_allocImBuf(
dx, dy, 32,
ibuf->rect_float ? IB_rectfloat : IB_rect);
IMB_rectcpy(i, ibuf,
t.xofs, t.yofs, c.left, c.bottom, sx, sy);
IMB_freeImBuf(ibuf);
ibuf = i;
}
}
if (seq->flag & SEQ_FLIPX) {
IMB_flipx(ibuf);
}
if (seq->flag & SEQ_FLIPY) {
IMB_flipy(ibuf);
}
if (seq->sat != 1.0f) {
IMB_saturation(ibuf, seq->sat);
}
mul = seq->mul;
if (seq->blend_mode == SEQ_BLEND_REPLACE) {
mul *= seq->blend_opacity / 100.0f;
}
if (seq->flag & SEQ_USE_COLOR_BALANCE && seq->strip->color_balance) {
color_balance(seq, ibuf, mul);
mul = 1.0;
}
if (seq->flag & SEQ_MAKE_FLOAT) {
if (!ibuf->rect_float)
IMB_float_from_rect_simple(ibuf);
if (ibuf->rect) {
imb_freerectImBuf(ibuf);
}
}
if (mul != 1.0f) {
multibuf(ibuf, mul);
}
if (seq->flag & SEQ_MAKE_PREMUL) {
if (ibuf->planes == 32 && ibuf->zbuf == NULL) {
IMB_premultiply_alpha(ibuf);
}
}
if (ibuf->x != context.rectx || ibuf->y != context.recty) {
if (context.scene->r.mode & R_OSA) {
IMB_scaleImBuf(ibuf, (short)context.rectx, (short)context.recty);
}
else {
IMB_scalefastImBuf(ibuf, (short)context.rectx, (short)context.recty);
}
}
return ibuf;
}
static ImBuf *copy_from_ibuf_still(SeqRenderData context, Sequence *seq,
float nr)
{
ImBuf *rval = NULL;
ImBuf *ibuf = NULL;
if (nr == 0) {
ibuf = seq_stripelem_cache_get(
context, seq, seq->start,
SEQ_STRIPELEM_IBUF_STARTSTILL);
}
else if (nr == seq->len - 1) {
ibuf = seq_stripelem_cache_get(
context, seq, seq->start,
SEQ_STRIPELEM_IBUF_ENDSTILL);
}
if (ibuf) {
rval = IMB_dupImBuf(ibuf);
IMB_freeImBuf(ibuf);
}
return rval;
}
static void copy_to_ibuf_still(SeqRenderData context, Sequence *seq, float nr,
ImBuf *ibuf)
{
if (nr == 0 || nr == seq->len - 1) {
/* we have to store a copy, since the passed ibuf
* could be preprocessed afterwards (thereby silently
* changing the cached image... */
ibuf = IMB_dupImBuf(ibuf);
if (nr == 0) {
seq_stripelem_cache_put(
context, seq, seq->start,
SEQ_STRIPELEM_IBUF_STARTSTILL, ibuf);
}
if (nr == seq->len - 1) {
seq_stripelem_cache_put(
context, seq, seq->start,
SEQ_STRIPELEM_IBUF_ENDSTILL, ibuf);
}
IMB_freeImBuf(ibuf);
}
}
/* **********************************************************************
* strip rendering functions
* ********************************************************************** */
static ImBuf *seq_render_strip_stack(
SeqRenderData context, ListBase *seqbasep, float cfra, int chanshown);
static ImBuf *seq_render_strip(
SeqRenderData context, Sequence *seq, float cfra);
static ImBuf *seq_render_effect_strip_impl(
SeqRenderData context, Sequence *seq, float cfra)
{
float fac, facf;
int early_out;
int i;
struct SeqEffectHandle sh = get_sequence_effect(seq);
FCurve *fcu = NULL;
ImBuf *ibuf[3];
Sequence *input[3];
ImBuf *out = NULL;
ibuf[0] = ibuf[1] = ibuf[2] = NULL;
input[0] = seq->seq1; input[1] = seq->seq2; input[2] = seq->seq3;
if (!sh.execute) { /* effect not supported in this version... */
out = IMB_allocImBuf((short)context.rectx,
(short)context.recty, 32, IB_rect);
return out;
}
if (seq->flag & SEQ_USE_EFFECT_DEFAULT_FADE) {
sh.get_default_fac(seq, cfra, &fac, &facf);
if ((context.scene->r.mode & R_FIELDS) == 0)
facf = fac;
}
else {
fcu = id_data_find_fcurve(&context.scene->id, seq, &RNA_Sequence, "effect_fader", 0, NULL);
if (fcu) {
fac = facf = evaluate_fcurve(fcu, cfra);
if (context.scene->r.mode & R_FIELDS) {
facf = evaluate_fcurve(fcu, cfra + 0.5f);
}
}
else {
fac = facf = seq->effect_fader;
}
}
early_out = sh.early_out(seq, fac, facf);
switch (early_out) {
case EARLY_NO_INPUT:
out = sh.execute(context, seq, cfra, fac, facf,
NULL, NULL, NULL);
break;
case EARLY_DO_EFFECT:
for (i = 0; i < 3; i++) {
if (input[i])
ibuf[i] = seq_render_strip(
context, input[i], cfra);
}
if (ibuf[0] && ibuf[1]) {
out = sh.execute(context, seq, cfra, fac, facf,
ibuf[0], ibuf[1], ibuf[2]);
}
break;
case EARLY_USE_INPUT_1:
if (input[0]) {
ibuf[0] = seq_render_strip(context, input[0], cfra);
}
if (ibuf[0]) {
if (input_have_to_preprocess(context, seq, cfra)) {
out = IMB_dupImBuf(ibuf[0]);
}
else {
out = ibuf[0];
IMB_refImBuf(out);
}
}
break;
case EARLY_USE_INPUT_2:
if (input[1]) {
ibuf[1] = seq_render_strip(context, input[1], cfra);
}
if (ibuf[1]) {
if (input_have_to_preprocess(context, seq, cfra)) {
out = IMB_dupImBuf(ibuf[1]);
}
else {
out = ibuf[1];
IMB_refImBuf(out);
}
}
break;
}
for (i = 0; i < 3; i++) {
IMB_freeImBuf(ibuf[i]);
}
if (out == NULL) {
out = IMB_allocImBuf((short)context.rectx, (short)context.recty, 32, IB_rect);
}
return out;
}
static ImBuf *seq_render_movieclip_strip(
SeqRenderData context, Sequence *seq, float nr)
{
ImBuf *ibuf = NULL;
MovieClipUser user;
float tloc[2], tscale, tangle;
if (!seq->clip) {
return NULL;
}
memset(&user, 0, sizeof(MovieClipUser));
BKE_movieclip_user_set_frame(&user, nr + seq->anim_startofs);
user.render_size = MCLIP_PROXY_RENDER_SIZE_FULL;
switch (seq_rendersize_to_proxysize(context.preview_render_size)) {
case IMB_PROXY_NONE:
user.render_size = MCLIP_PROXY_RENDER_SIZE_FULL;
break;
case IMB_PROXY_100:
user.render_size = MCLIP_PROXY_RENDER_SIZE_100;
break;
case IMB_PROXY_75:
user.render_size = MCLIP_PROXY_RENDER_SIZE_75;
break;
case IMB_PROXY_50:
user.render_size = MCLIP_PROXY_RENDER_SIZE_50;
break;
case IMB_PROXY_25:
user.render_size = MCLIP_PROXY_RENDER_SIZE_25;
break;
}
if (seq->clip_flag & SEQ_MOVIECLIP_RENDER_UNDISTORTED) {
user.render_flag = MCLIP_PROXY_RENDER_UNDISTORT;
}
if (seq->clip_flag & SEQ_MOVIECLIP_RENDER_STABILIZED) {
ibuf = BKE_movieclip_get_stable_ibuf(
seq->clip, &user, tloc, &tscale, &tangle,
0);
}
else {
ibuf = BKE_movieclip_get_ibuf_flag(
seq->clip, &user, 0, MOVIECLIP_CACHE_SKIP);
}
return ibuf;
}
static ImBuf *seq_render_mask_strip(
SeqRenderData context, Sequence *seq, float nr)
{
/* TODO - add option to rasterize to alpha imbuf? */
ImBuf *ibuf = NULL;
float *maskbuf;
int i;
if (!seq->mask) {
return NULL;
}
BKE_mask_evaluate(seq->mask, (int)(seq->mask->sfra + nr), TRUE);
maskbuf = MEM_callocN(sizeof(float) * context.rectx * context.recty, __func__);
if (seq->flag & SEQ_MAKE_FLOAT) {
/* pixels */
float *fp_src;
float *fp_dst;
ibuf = IMB_allocImBuf(context.rectx, context.recty, 32, IB_rectfloat);
BKE_mask_rasterize(seq->mask,
context.rectx, context.recty,
maskbuf,
TRUE, FALSE);
fp_src = maskbuf;
fp_dst = ibuf->rect_float;
i = context.rectx * context.recty;
while(--i) {
fp_dst[0] = fp_dst[1] = fp_dst[2] = *fp_src;
fp_dst[3] = 1.0f;
fp_src += 1;
fp_dst += 4;
}
}
else {
/* pixels */
float *fp_src;
unsigned char *ub_dst;
ibuf = IMB_allocImBuf(context.rectx, context.recty, 32, IB_rect);
BKE_mask_rasterize(seq->mask,
context.rectx, context.recty,
maskbuf,
TRUE, FALSE);
fp_src = maskbuf;
ub_dst = (unsigned char *)ibuf->rect;
i = context.rectx * context.recty;
while(--i) {
ub_dst[0] = ub_dst[1] = ub_dst[2] = (unsigned char)(*fp_src * 255.0f); /* already clamped */
ub_dst[3] = 255;
fp_src += 1;
ub_dst += 4;
}
}
MEM_freeN(maskbuf);
return ibuf;
}
static ImBuf *seq_render_scene_strip(
SeqRenderData context, Sequence *seq, float nr)
{
ImBuf *ibuf = NULL;
float frame;
float oldcfra;
Object *camera;
ListBase oldmarkers;
/* Old info:
* Hack! This function can be called from do_render_seq(), in that case
* the seq->scene can already have a Render initialized with same name,
* so we have to use a default name. (compositor uses scene name to
* find render).
* However, when called from within the UI (image preview in sequencer)
* we do want to use scene Render, that way the render result is defined
* for display in render/imagewindow
*
* Hmm, don't see, why we can't do that all the time,
* and since G.rendering is uhm, gone... (Peter)
*/
/* New info:
* Using the same name for the renders works just fine as the do_render_seq()
* render is not used while the scene strips are rendered.
*
* However rendering from UI (through sequencer_preview_area_draw) can crash in
* very many cases since other renders (material preview, an actual render etc.)
* can be started while this sequence preview render is running. The only proper
* solution is to make the sequencer preview render a proper job, which can be
* stopped when needed. This would also give a nice progress bar for the preview
* space so that users know there's something happening.
*
* As a result the active scene now only uses OpenGL rendering for the sequencer
* preview. This is far from nice, but is the only way to prevent crashes at this
* time.
*
* -jahka
*/
int rendering = G.rendering;
int doseq;
int doseq_gl = G.rendering ? /*(scene->r.seq_flag & R_SEQ_GL_REND)*/ 0 : /*(scene->r.seq_flag & R_SEQ_GL_PREV)*/ 1;
int have_seq = FALSE;
Scene *scene;
/* don't refer to seq->scene above this point!, it can be NULL */
if (seq->scene == NULL) {
return NULL;
}
scene = seq->scene;
frame = scene->r.sfra + nr + seq->anim_startofs;
have_seq = (scene->r.scemode & R_DOSEQ) && scene->ed && scene->ed->seqbase.first;
oldcfra = scene->r.cfra;
scene->r.cfra = frame;
if (seq->scene_camera)
camera = seq->scene_camera;
else {
BKE_scene_camera_switch_update(scene);
camera = scene->camera;
}
if (have_seq == FALSE && camera == NULL) {
scene->r.cfra = oldcfra;
return NULL;
}
/* prevent eternal loop */
doseq = context.scene->r.scemode & R_DOSEQ;
context.scene->r.scemode &= ~R_DOSEQ;
#ifdef DURIAN_CAMERA_SWITCH
/* stooping to new low's in hackyness :( */
oldmarkers = scene->markers;
scene->markers.first = scene->markers.last = NULL;
#else
(void)oldmarkers;
#endif
if (sequencer_view3d_cb && BLI_thread_is_main() && doseq_gl && (scene == context.scene || have_seq == 0) && camera) {
char err_out[256] = "unknown";
/* for old scened this can be uninitialized,
* should probably be added to do_versions at some point if the functionality stays */
if (context.scene->r.seq_prev_type == 0)
context.scene->r.seq_prev_type = 3 /* ==OB_SOLID */;
/* opengl offscreen render */
BKE_scene_update_for_newframe(context.bmain, scene, scene->lay);
ibuf = sequencer_view3d_cb(scene, camera, context.rectx, context.recty,
IB_rect, context.scene->r.seq_prev_type, TRUE, err_out);
if (ibuf == NULL) {
fprintf(stderr, "seq_render_scene_strip failed to get opengl buffer: %s\n", err_out);
}
}
else {
Render *re = RE_GetRender(scene->id.name);
RenderResult rres;
/* XXX: this if can be removed when sequence preview rendering uses the job system */
if (rendering || context.scene != scene) {
if (re == NULL)
re = RE_NewRender(scene->id.name);
RE_BlenderFrame(re, context.bmain, scene, NULL, camera, scene->lay, frame, FALSE);
/* restore previous state after it was toggled on & off by RE_BlenderFrame */
G.rendering = rendering;
}
RE_AcquireResultImage(re, &rres);
if (rres.rectf) {
ibuf = IMB_allocImBuf(rres.rectx, rres.recty, 32, IB_rectfloat);
memcpy(ibuf->rect_float, rres.rectf, 4 * sizeof(float) * rres.rectx * rres.recty);
if (rres.rectz) {
addzbuffloatImBuf(ibuf);
memcpy(ibuf->zbuf_float, rres.rectz, sizeof(float) * rres.rectx * rres.recty);
}
/* float buffers in the sequencer are not linear */
if (scene->r.color_mgt_flag & R_COLOR_MANAGEMENT)
ibuf->profile = IB_PROFILE_LINEAR_RGB;
else
ibuf->profile = IB_PROFILE_NONE;
IMB_convert_profile(ibuf, IB_PROFILE_SRGB);
}
else if (rres.rect32) {
ibuf = IMB_allocImBuf(rres.rectx, rres.recty, 32, IB_rect);
memcpy(ibuf->rect, rres.rect32, 4 * rres.rectx * rres.recty);
}
RE_ReleaseResultImage(re);
// BIF_end_render_callbacks();
}
/* restore */
context.scene->r.scemode |= doseq;
scene->r.cfra = oldcfra;
if (frame != oldcfra)
BKE_scene_update_for_newframe(context.bmain, scene, scene->lay);
#ifdef DURIAN_CAMERA_SWITCH
/* stooping to new low's in hackyness :( */
scene->markers = oldmarkers;
#endif
return ibuf;
}
static ImBuf *seq_render_strip(SeqRenderData context, Sequence *seq, float cfra)
{
ImBuf *ibuf = NULL;
char name[FILE_MAX];
int use_preprocess = input_have_to_preprocess(context, seq, cfra);
int is_proxy_image = FALSE;
float nr = give_stripelem_index(seq, cfra);
/* all effects are handled similarly with the exception of speed effect */
int type = (seq->type & SEQ_TYPE_EFFECT && seq->type != SEQ_TYPE_SPEED) ? SEQ_TYPE_EFFECT : seq->type;
int is_preprocessed = !ELEM3(type, SEQ_TYPE_IMAGE, SEQ_TYPE_MOVIE, SEQ_TYPE_SCENE);
ibuf = seq_stripelem_cache_get(context, seq, cfra, SEQ_STRIPELEM_IBUF);
/* currently, we cache preprocessed images in SEQ_STRIPELEM_IBUF,
* but not(!) on SEQ_STRIPELEM_IBUF_ENDSTILL and ..._STARTSTILL */
if (ibuf)
use_preprocess = FALSE;
if (ibuf == NULL)
ibuf = copy_from_ibuf_still(context, seq, nr);
/* MOVIECLIPs have their own proxy management */
if (ibuf == NULL && seq->type != SEQ_TYPE_MOVIECLIP) {
ibuf = seq_proxy_fetch(context, seq, cfra);
is_proxy_image = (ibuf != NULL);
}
if (ibuf == NULL) switch (type) {
case SEQ_TYPE_META:
{
ImBuf *meta_ibuf = NULL;
if (seq->seqbase.first)
meta_ibuf = seq_render_strip_stack(
context, &seq->seqbase,
seq->start + nr, 0);
if (meta_ibuf) {
ibuf = meta_ibuf;
if (ibuf && use_preprocess) {
ImBuf *i = IMB_dupImBuf(ibuf);
IMB_freeImBuf(ibuf);
ibuf = i;
}
}
break;
}
case SEQ_TYPE_SPEED:
{
ImBuf *child_ibuf = NULL;
float f_cfra;
SpeedControlVars *s = (SpeedControlVars *)seq->effectdata;
sequence_effect_speed_rebuild_map(context.scene, seq, 0);
/* weeek! */
f_cfra = seq->start + s->frameMap[(int)nr];
child_ibuf = seq_render_strip(context, seq->seq1, f_cfra);
if (child_ibuf) {
ibuf = child_ibuf;
if (ibuf && use_preprocess) {
ImBuf *i = IMB_dupImBuf(ibuf);
IMB_freeImBuf(ibuf);
ibuf = i;
}
}
break;
}
case SEQ_TYPE_EFFECT:
{
ibuf = seq_render_effect_strip_impl(
context, seq, seq->start + nr);
break;
}
case SEQ_TYPE_IMAGE:
{
StripElem *s_elem = give_stripelem(seq, cfra);
if (s_elem) {
BLI_join_dirfile(name, sizeof(name), seq->strip->dir, s_elem->name);
BLI_path_abs(name, G.main->name);
}
if (s_elem && (ibuf = IMB_loadiffname(name, IB_rect))) {
/* we don't need both (speed reasons)! */
if (ibuf->rect_float && ibuf->rect)
imb_freerectImBuf(ibuf);
/* all sequencer color is done in SRGB space, linear gives odd crossfades */
if (ibuf->profile == IB_PROFILE_LINEAR_RGB)
IMB_convert_profile(ibuf, IB_PROFILE_NONE);
copy_to_ibuf_still(context, seq, nr, ibuf);
s_elem->orig_width = ibuf->x;
s_elem->orig_height = ibuf->y;
}
break;
}
case SEQ_TYPE_MOVIE:
{
seq_open_anim_file(seq);
if (seq->anim) {
IMB_anim_set_preseek(seq->anim,
seq->anim_preseek);
ibuf = IMB_anim_absolute(
seq->anim, nr + seq->anim_startofs,
seq->strip->proxy ?
seq->strip->proxy->tc :
IMB_TC_RECORD_RUN,
seq_rendersize_to_proxysize(
context.preview_render_size));
/* we don't need both (speed reasons)! */
if (ibuf && ibuf->rect_float && ibuf->rect)
imb_freerectImBuf(ibuf);
if (ibuf) {
seq->strip->stripdata->orig_width = ibuf->x;
seq->strip->stripdata->orig_height = ibuf->y;
}
}
copy_to_ibuf_still(context, seq, nr, ibuf);
break;
}
case SEQ_TYPE_SCENE:
{ // scene can be NULL after deletions
ibuf = seq_render_scene_strip(context, seq, nr);
/* Scene strips update all animation, so we need to restore original state.*/
BKE_animsys_evaluate_all_animation(context.bmain, context.scene, cfra);
copy_to_ibuf_still(context, seq, nr, ibuf);
break;
}
case SEQ_TYPE_MOVIECLIP:
{
ibuf = seq_render_movieclip_strip(context, seq, nr);
if (ibuf && use_preprocess) {
ImBuf *i = IMB_dupImBuf(ibuf);
IMB_freeImBuf(ibuf);
ibuf = i;
}
copy_to_ibuf_still(context, seq, nr, ibuf);
break;
}
case SEQ_TYPE_MASK:
{
/* ibuf is alwats new */
ibuf = seq_render_mask_strip(context, seq, nr);
copy_to_ibuf_still(context, seq, nr, ibuf);
break;
}
}
if (ibuf == NULL)
ibuf = IMB_allocImBuf((short)context.rectx, (short)context.recty, 32, IB_rect);
if (ibuf->x != context.rectx || ibuf->y != context.recty)
use_preprocess = TRUE;
if (use_preprocess)
ibuf = input_preprocess(context, seq, cfra, ibuf,
is_proxy_image, is_preprocessed);
seq_stripelem_cache_put(context, seq, cfra, SEQ_STRIPELEM_IBUF, ibuf);
return ibuf;
}
/* **********************************************************************
* strip stack rendering functions
* ********************************************************************** */
static int seq_must_swap_input_in_blend_mode(Sequence *seq)
{
int swap_input = FALSE;
/* bad hack, to fix crazy input ordering of
* those two effects */
if (ELEM3(seq->blend_mode, SEQ_TYPE_ALPHAOVER, SEQ_TYPE_ALPHAUNDER, SEQ_TYPE_OVERDROP)) {
swap_input = TRUE;
}
return swap_input;
}
static int seq_get_early_out_for_blend_mode(Sequence *seq)
{
struct SeqEffectHandle sh = get_sequence_blend(seq);
float facf = seq->blend_opacity / 100.0f;
int early_out = sh.early_out(seq, facf, facf);
if (ELEM(early_out, EARLY_DO_EFFECT, EARLY_NO_INPUT)) {
return early_out;
}
if (seq_must_swap_input_in_blend_mode(seq)) {
if (early_out == EARLY_USE_INPUT_2) {
return EARLY_USE_INPUT_1;
}
else if (early_out == EARLY_USE_INPUT_1) {
return EARLY_USE_INPUT_2;
}
}
return early_out;
}
static ImBuf *seq_render_strip_stack(
SeqRenderData context, ListBase *seqbasep, float cfra, int chanshown)
{
Sequence *seq_arr[MAXSEQ + 1];
int count;
int i;
ImBuf *out = NULL;
count = get_shown_sequences(seqbasep, cfra, chanshown, (Sequence **)&seq_arr);
if (count == 0) {
return NULL;
}
#if 0 /* commentind since this breaks keyframing, since it resets the value on draw */
if (scene->r.cfra != cfra) {
// XXX for prefetch and overlay offset!..., very bad!!!
AnimData *adt = BKE_animdata_from_id(&scene->id);
BKE_animsys_evaluate_animdata(scene, &scene->id, adt, cfra, ADT_RECALC_ANIM);
}
#endif
out = seq_stripelem_cache_get(context, seq_arr[count - 1],
cfra, SEQ_STRIPELEM_IBUF_COMP);
if (out) {
return out;
}
if (count == 1) {
out = seq_render_strip(context, seq_arr[0], cfra);
seq_stripelem_cache_put(context, seq_arr[0], cfra,
SEQ_STRIPELEM_IBUF_COMP, out);
return out;
}
for (i = count - 1; i >= 0; i--) {
int early_out;
Sequence *seq = seq_arr[i];
out = seq_stripelem_cache_get(
context, seq, cfra, SEQ_STRIPELEM_IBUF_COMP);
if (out) {
break;
}
if (seq->blend_mode == SEQ_BLEND_REPLACE) {
out = seq_render_strip(context, seq, cfra);
break;
}
early_out = seq_get_early_out_for_blend_mode(seq);
switch (early_out) {
case EARLY_NO_INPUT:
case EARLY_USE_INPUT_2:
out = seq_render_strip(context, seq, cfra);
break;
case EARLY_USE_INPUT_1:
if (i == 0) {
out = IMB_allocImBuf((short)context.rectx, (short)context.recty, 32, IB_rect);
}
break;
case EARLY_DO_EFFECT:
if (i == 0) {
out = seq_render_strip(context, seq, cfra);
}
break;
}
if (out) {
break;
}
}
seq_stripelem_cache_put(context, seq_arr[i], cfra,
SEQ_STRIPELEM_IBUF_COMP, out);
i++;
for (; i < count; i++) {
Sequence *seq = seq_arr[i];
if (seq_get_early_out_for_blend_mode(seq) == EARLY_DO_EFFECT) {
struct SeqEffectHandle sh = get_sequence_blend(seq);
ImBuf *ibuf1 = out;
ImBuf *ibuf2 = seq_render_strip(context, seq, cfra);
float facf = seq->blend_opacity / 100.0f;
int swap_input = seq_must_swap_input_in_blend_mode(seq);
if (swap_input) {
out = sh.execute(context, seq, cfra,
facf, facf,
ibuf2, ibuf1, NULL);
}
else {
out = sh.execute(context, seq, cfra,
facf, facf,
ibuf1, ibuf2, NULL);
}
IMB_freeImBuf(ibuf1);
IMB_freeImBuf(ibuf2);
}
seq_stripelem_cache_put(context, seq_arr[i], cfra,
SEQ_STRIPELEM_IBUF_COMP, out);
}
return out;
}
/*
* returned ImBuf is refed!
* you have to free after usage!
*/
ImBuf *give_ibuf_seq(SeqRenderData context, float cfra, int chanshown)
{
Editing *ed = BKE_sequencer_editing_get(context.scene, FALSE);
int count;
ListBase *seqbasep;
if (ed == NULL) return NULL;
count = BLI_countlist(&ed->metastack);
if ((chanshown < 0) && (count > 0)) {
count = MAX2(count + chanshown, 0);
seqbasep = ((MetaStack *)BLI_findlink(&ed->metastack, count))->oldbasep;
}
else {
seqbasep = ed->seqbasep;
}
return seq_render_strip_stack(context, seqbasep, cfra, chanshown);
}
ImBuf *give_ibuf_seqbase(SeqRenderData context, float cfra, int chanshown, ListBase *seqbasep)
{
return seq_render_strip_stack(context, seqbasep, cfra, chanshown);
}
ImBuf *give_ibuf_seq_direct(SeqRenderData context, float cfra, Sequence *seq)
{
return seq_render_strip(context, seq, cfra);
}
#if 0
/* check used when we need to change seq->blend_mode but not to effect or audio strips */
static int seq_can_blend(Sequence *seq)
{
if (ELEM4(seq->type, SEQ_TYPE_IMAGE, SEQ_TYPE_META, SEQ_TYPE_SCENE, SEQ_TYPE_MOVIE)) {
return 1;
}
else {
return 0;
}
}
#endif
/* *********************** threading api ******************* */
static ListBase running_threads;
static ListBase prefetch_wait;
static ListBase prefetch_done;
static pthread_mutex_t queue_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_mutex_t wakeup_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t wakeup_cond = PTHREAD_COND_INITIALIZER;
//static pthread_mutex_t prefetch_ready_lock = PTHREAD_MUTEX_INITIALIZER;
//static pthread_cond_t prefetch_ready_cond = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t frame_done_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t frame_done_cond = PTHREAD_COND_INITIALIZER;
static volatile int seq_thread_shutdown = TRUE;
static volatile int seq_last_given_monoton_cfra = 0;
static int monoton_cfra = 0;
typedef struct PrefetchThread {
struct PrefetchThread *next, *prev;
Scene *scene;
struct PrefetchQueueElem *current;
pthread_t pthread;
int running;
} PrefetchThread;
typedef struct PrefetchQueueElem {
struct PrefetchQueueElem *next, *prev;
int rectx;
int recty;
float cfra;
int chanshown;
int preview_render_size;
int monoton_cfra;
ImBuf *ibuf;
} PrefetchQueueElem;
#if 0
static void *seq_prefetch_thread(void *This_)
{
PrefetchThread *This = This_;
while (!seq_thread_shutdown) {
PrefetchQueueElem *e;
int s_last;
pthread_mutex_lock(&queue_lock);
e = prefetch_wait.first;
if (e) {
BLI_remlink(&prefetch_wait, e);
}
s_last = seq_last_given_monoton_cfra;
This->current = e;
pthread_mutex_unlock(&queue_lock);
if (!e) {
pthread_mutex_lock(&prefetch_ready_lock);
This->running = FALSE;
pthread_cond_signal(&prefetch_ready_cond);
pthread_mutex_unlock(&prefetch_ready_lock);
pthread_mutex_lock(&wakeup_lock);
if (!seq_thread_shutdown) {
pthread_cond_wait(&wakeup_cond, &wakeup_lock);
}
pthread_mutex_unlock(&wakeup_lock);
continue;
}
This->running = TRUE;
if (e->cfra >= s_last) {
e->ibuf = give_ibuf_seq_impl(This->scene,
e->rectx, e->recty, e->cfra, e->chanshown,
e->preview_render_size);
}
pthread_mutex_lock(&queue_lock);
BLI_addtail(&prefetch_done, e);
for (e = prefetch_wait.first; e; e = e->next) {
if (s_last > e->monoton_cfra) {
BLI_remlink(&prefetch_wait, e);
MEM_freeN(e);
}
}
for (e = prefetch_done.first; e; e = e->next) {
if (s_last > e->monoton_cfra) {
BLI_remlink(&prefetch_done, e);
MEM_freeN(e);
}
}
pthread_mutex_unlock(&queue_lock);
pthread_mutex_lock(&frame_done_lock);
pthread_cond_signal(&frame_done_cond);
pthread_mutex_unlock(&frame_done_lock);
}
return 0;
}
static void seq_start_threads(Scene *scene)
{
int i;
running_threads.first = running_threads.last = NULL;
prefetch_wait.first = prefetch_wait.last = NULL;
prefetch_done.first = prefetch_done.last = NULL;
seq_thread_shutdown = FALSE;
seq_last_given_monoton_cfra = monoton_cfra = 0;
/* since global structures are modified during the processing
* of one frame, only one render thread is currently possible...
*
* (but we code, in the hope, that we can remove this restriction
* soon...)
*/
fprintf(stderr, "SEQ-THREAD: seq_start_threads\n");
for (i = 0; i < 1; i++) {
PrefetchThread *t = MEM_callocN(sizeof(PrefetchThread), "prefetch_thread");
t->scene = scene;
t->running = TRUE;
BLI_addtail(&running_threads, t);
pthread_create(&t->pthread, NULL, seq_prefetch_thread, t);
}
/* init malloc mutex */
BLI_init_threads(0, 0, 0);
}
static void seq_stop_threads()
{
PrefetchThread *tslot;
PrefetchQueueElem *e;
fprintf(stderr, "SEQ-THREAD: seq_stop_threads()\n");
if (seq_thread_shutdown) {
fprintf(stderr, "SEQ-THREAD: ... already stopped\n");
return;
}
pthread_mutex_lock(&wakeup_lock);
seq_thread_shutdown = TRUE;
pthread_cond_broadcast(&wakeup_cond);
pthread_mutex_unlock(&wakeup_lock);
for (tslot = running_threads.first; tslot; tslot = tslot->next) {
pthread_join(tslot->pthread, NULL);
}
for (e = prefetch_wait.first; e; e = e->next) {
BLI_remlink(&prefetch_wait, e);
MEM_freeN(e);
}
for (e = prefetch_done.first; e; e = e->next) {
BLI_remlink(&prefetch_done, e);
MEM_freeN(e);
}
BLI_freelistN(&running_threads);
/* deinit malloc mutex */
BLI_end_threads(0);
}
#endif
void give_ibuf_prefetch_request(SeqRenderData context, float cfra, int chanshown)
{
PrefetchQueueElem *e;
if (seq_thread_shutdown) {
return;
}
e = MEM_callocN(sizeof(PrefetchQueueElem), "prefetch_queue_elem");
e->rectx = context.rectx;
e->recty = context.recty;
e->cfra = cfra;
e->chanshown = chanshown;
e->preview_render_size = context.preview_render_size;
e->monoton_cfra = monoton_cfra++;
pthread_mutex_lock(&queue_lock);
BLI_addtail(&prefetch_wait, e);
pthread_mutex_unlock(&queue_lock);
pthread_mutex_lock(&wakeup_lock);
pthread_cond_signal(&wakeup_cond);
pthread_mutex_unlock(&wakeup_lock);
}
#if 0
static void seq_wait_for_prefetch_ready()
{
PrefetchThread *tslot;
if (seq_thread_shutdown) {
return;
}
fprintf(stderr, "SEQ-THREAD: rendering prefetch frames...\n");
pthread_mutex_lock(&prefetch_ready_lock);
for (;; ) {
for (tslot = running_threads.first; tslot; tslot = tslot->next) {
if (tslot->running) {
break;
}
}
if (!tslot) {
break;
}
pthread_cond_wait(&prefetch_ready_cond, &prefetch_ready_lock);
}
pthread_mutex_unlock(&prefetch_ready_lock);
fprintf(stderr, "SEQ-THREAD: prefetch done\n");
}
#endif
ImBuf *give_ibuf_seq_threaded(SeqRenderData context, float cfra, int chanshown)
{
PrefetchQueueElem *e = NULL;
int found_something = FALSE;
if (seq_thread_shutdown) {
return give_ibuf_seq(context, cfra, chanshown);
}
while (!e) {
int success = FALSE;
pthread_mutex_lock(&queue_lock);
for (e = prefetch_done.first; e; e = e->next) {
if (cfra == e->cfra &&
chanshown == e->chanshown &&
context.rectx == e->rectx &&
context.recty == e->recty &&
context.preview_render_size == e->preview_render_size)
{
success = TRUE;
found_something = TRUE;
break;
}
}
if (!e) {
for (e = prefetch_wait.first; e; e = e->next) {
if (cfra == e->cfra &&
chanshown == e->chanshown &&
context.rectx == e->rectx &&
context.recty == e->recty &&
context.preview_render_size == e->preview_render_size)
{
found_something = TRUE;
break;
}
}
}
if (!e) {
PrefetchThread *tslot;
for (tslot = running_threads.first;
tslot;
tslot = tslot->next)
{
if (tslot->current &&
cfra == tslot->current->cfra &&
chanshown == tslot->current->chanshown &&
context.rectx == tslot->current->rectx &&
context.recty == tslot->current->recty &&
context.preview_render_size == tslot->current->preview_render_size)
{
found_something = TRUE;
break;
}
}
}
/* e->ibuf is unrefed by render thread on next round. */
if (e) {
seq_last_given_monoton_cfra = e->monoton_cfra;
}
pthread_mutex_unlock(&queue_lock);
if (!success) {
e = NULL;
if (!found_something) {
fprintf(stderr,
"SEQ-THREAD: Requested frame "
"not in queue ???\n");
break;
}
pthread_mutex_lock(&frame_done_lock);
pthread_cond_wait(&frame_done_cond, &frame_done_lock);
pthread_mutex_unlock(&frame_done_lock);
}
}
return e ? e->ibuf : NULL;
}
/* Functions to free imbuf and anim data on changes */
static void free_anim_seq(Sequence *seq)
{
if (seq->anim) {
IMB_free_anim(seq->anim);
seq->anim = NULL;
}
}
void free_imbuf_seq(Scene *scene, ListBase *seqbase, int check_mem_usage,
int keep_file_handles)
{
Sequence *seq;
if (check_mem_usage) {
/* Let the cache limitor take care of this (schlaile) */
/* While render let's keep all memory available for render
* (ton)
* At least if free memory is tight...
* This can make a big difference in encoding speed
* (it is around 4 times(!) faster, if we do not waste time
* on freeing _all_ buffers every time on long timelines...)
* (schlaile)
*/
uintptr_t mem_in_use;
uintptr_t mmap_in_use;
uintptr_t max;
mem_in_use = MEM_get_memory_in_use();
mmap_in_use = MEM_get_mapped_memory_in_use();
max = MEM_CacheLimiter_get_maximum();
if (max == 0 || mem_in_use + mmap_in_use <= max) {
return;
}
}
seq_stripelem_cache_cleanup();
for (seq = seqbase->first; seq; seq = seq->next) {
if (seq->strip) {
if (seq->type == SEQ_TYPE_MOVIE && !keep_file_handles)
free_anim_seq(seq);
if (seq->type == SEQ_TYPE_SPEED) {
sequence_effect_speed_rebuild_map(scene, seq, 1);
}
}
if (seq->type == SEQ_TYPE_META) {
free_imbuf_seq(scene, &seq->seqbase, FALSE, keep_file_handles);
}
if (seq->type == SEQ_TYPE_SCENE) {
/* FIXME: recurs downwards,
* but do recurs protection somehow! */
}
}
}
static int update_changed_seq_recurs(Scene *scene, Sequence *seq, Sequence *changed_seq, int len_change, int ibuf_change)
{
Sequence *subseq;
int free_imbuf = 0;
/* recurs downwards to see if this seq depends on the changed seq */
if (seq == NULL)
return 0;
if (seq == changed_seq)
free_imbuf = 1;
for (subseq = seq->seqbase.first; subseq; subseq = subseq->next)
if (update_changed_seq_recurs(scene, subseq, changed_seq, len_change, ibuf_change))
free_imbuf = TRUE;
if (seq->seq1)
if (update_changed_seq_recurs(scene, seq->seq1, changed_seq, len_change, ibuf_change))
free_imbuf = TRUE;
if (seq->seq2 && (seq->seq2 != seq->seq1))
if (update_changed_seq_recurs(scene, seq->seq2, changed_seq, len_change, ibuf_change))
free_imbuf = TRUE;
if (seq->seq3 && (seq->seq3 != seq->seq1) && (seq->seq3 != seq->seq2))
if (update_changed_seq_recurs(scene, seq->seq3, changed_seq, len_change, ibuf_change))
free_imbuf = TRUE;
if (free_imbuf) {
if (ibuf_change) {
if (seq->type == SEQ_TYPE_MOVIE)
free_anim_seq(seq);
if (seq->type == SEQ_TYPE_SPEED) {
sequence_effect_speed_rebuild_map(scene, seq, 1);
}
}
if (len_change)
calc_sequence(scene, seq);
}
return free_imbuf;
}
void update_changed_seq_and_deps(Scene *scene, Sequence *changed_seq, int len_change, int ibuf_change)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
Sequence *seq;
if (ed == NULL) return;
for (seq = ed->seqbase.first; seq; seq = seq->next)
update_changed_seq_recurs(scene, seq, changed_seq, len_change, ibuf_change);
}
/* seq funcs's for transforming internally
* notice the difference between start/end and left/right.
*
* left and right are the bounds at which the sequence is rendered,
* start and end are from the start and fixed length of the sequence.
*/
int seq_tx_get_start(Sequence *seq)
{
return seq->start;
}
int seq_tx_get_end(Sequence *seq)
{
return seq->start + seq->len;
}
int seq_tx_get_final_left(Sequence *seq, int metaclip)
{
if (metaclip && seq->tmp) {
/* return the range clipped by the parents range */
return MAX2(seq_tx_get_final_left(seq, 0), seq_tx_get_final_left((Sequence *)seq->tmp, 1) );
}
else {
return (seq->start - seq->startstill) + seq->startofs;
}
}
int seq_tx_get_final_right(Sequence *seq, int metaclip)
{
if (metaclip && seq->tmp) {
/* return the range clipped by the parents range */
return MIN2(seq_tx_get_final_right(seq, 0), seq_tx_get_final_right((Sequence *)seq->tmp, 1) );
}
else {
return ((seq->start + seq->len) + seq->endstill) - seq->endofs;
}
}
void seq_tx_set_final_left(Sequence *seq, int val)
{
if (val < (seq)->start) {
seq->startstill = abs(val - (seq)->start);
seq->startofs = 0;
}
else {
seq->startofs = abs(val - (seq)->start);
seq->startstill = 0;
}
}
void seq_tx_set_final_right(Sequence *seq, int val)
{
if (val > (seq)->start + (seq)->len) {
seq->endstill = abs(val - (seq->start + (seq)->len));
seq->endofs = 0;
}
else {
seq->endofs = abs(val - ((seq)->start + (seq)->len));
seq->endstill = 0;
}
}
/* used so we can do a quick check for single image seq
* since they work a bit differently to normal image seq's (during transform) */
int seq_single_check(Sequence *seq)
{
return ((seq->len == 1) &&
(seq->type == SEQ_TYPE_IMAGE ||
((seq->type & SEQ_TYPE_EFFECT) &&
get_sequence_effect_num_inputs(seq->type) == 0)));
}
/* check if the selected seq's reference unselected seq's */
int seqbase_isolated_sel_check(ListBase *seqbase)
{
Sequence *seq;
/* is there more than 1 select */
int ok = FALSE;
for (seq = seqbase->first; seq; seq = seq->next) {
if (seq->flag & SELECT) {
ok = TRUE;
break;
}
}
if (ok == FALSE)
return FALSE;
/* test relationships */
for (seq = seqbase->first; seq; seq = seq->next) {
if ((seq->type & SEQ_TYPE_EFFECT) == 0)
continue;
if (seq->flag & SELECT) {
if ( (seq->seq1 && (seq->seq1->flag & SELECT) == 0) ||
(seq->seq2 && (seq->seq2->flag & SELECT) == 0) ||
(seq->seq3 && (seq->seq3->flag & SELECT) == 0) )
{
return FALSE;
}
}
else {
if ( (seq->seq1 && (seq->seq1->flag & SELECT)) ||
(seq->seq2 && (seq->seq2->flag & SELECT)) ||
(seq->seq3 && (seq->seq3->flag & SELECT)) )
{
return FALSE;
}
}
}
return TRUE;
}
/* use to impose limits when dragging/extending - so impossible situations don't happen
* Cant use the SEQ_LEFTSEL and SEQ_LEFTSEL directly because the strip may be in a metastrip */
void seq_tx_handle_xlimits(Sequence *seq, int leftflag, int rightflag)
{
if (leftflag) {
if (seq_tx_get_final_left(seq, 0) >= seq_tx_get_final_right(seq, 0)) {
seq_tx_set_final_left(seq, seq_tx_get_final_right(seq, 0) - 1);
}
if (seq_single_check(seq) == 0) {
if (seq_tx_get_final_left(seq, 0) >= seq_tx_get_end(seq)) {
seq_tx_set_final_left(seq, seq_tx_get_end(seq) - 1);
}
/* dosnt work now - TODO */
#if 0
if (seq_tx_get_start(seq) >= seq_tx_get_final_right(seq, 0)) {
int ofs;
ofs = seq_tx_get_start(seq) - seq_tx_get_final_right(seq, 0);
seq->start -= ofs;
seq_tx_set_final_left(seq, seq_tx_get_final_left(seq, 0) + ofs);
}
#endif
}
}
if (rightflag) {
if (seq_tx_get_final_right(seq, 0) <= seq_tx_get_final_left(seq, 0)) {
seq_tx_set_final_right(seq, seq_tx_get_final_left(seq, 0) + 1);
}
if (seq_single_check(seq) == 0) {
if (seq_tx_get_final_right(seq, 0) <= seq_tx_get_start(seq)) {
seq_tx_set_final_right(seq, seq_tx_get_start(seq) + 1);
}
}
}
/* sounds cannot be extended past their endpoints */
if (seq->type == SEQ_TYPE_SOUND_RAM) {
seq->startstill = 0;
seq->endstill = 0;
}
}
void seq_single_fix(Sequence *seq)
{
int left, start, offset;
if (!seq_single_check(seq))
return;
/* make sure the image is always at the start since there is only one,
* adjusting its start should be ok */
left = seq_tx_get_final_left(seq, 0);
start = seq->start;
if (start != left) {
offset = left - start;
seq_tx_set_final_left(seq, seq_tx_get_final_left(seq, 0) - offset);
seq_tx_set_final_right(seq, seq_tx_get_final_right(seq, 0) - offset);
seq->start += offset;
}
}
int seq_tx_test(Sequence *seq)
{
return (seq->type < SEQ_TYPE_EFFECT) || (get_sequence_effect_num_inputs(seq->type) == 0);
}
static int seq_overlap(Sequence *seq1, Sequence *seq2)
{
return (seq1 != seq2 && seq1->machine == seq2->machine &&
((seq1->enddisp <= seq2->startdisp) || (seq1->startdisp >= seq2->enddisp)) == 0);
}
int seq_test_overlap(ListBase *seqbasep, Sequence *test)
{
Sequence *seq;
seq = seqbasep->first;
while (seq) {
if (seq_overlap(test, seq))
return 1;
seq = seq->next;
}
return 0;
}
void seq_translate(Scene *evil_scene, Sequence *seq, int delta)
{
seq_offset_animdata(evil_scene, seq, delta);
seq->start += delta;
if (seq->type == SEQ_TYPE_META) {
Sequence *seq_child;
for (seq_child = seq->seqbase.first; seq_child; seq_child = seq_child->next) {
seq_translate(evil_scene, seq_child, delta);
}
}
calc_sequence_disp(evil_scene, seq);
}
void seq_sound_init(Scene *scene, Sequence *seq)
{
if (seq->type == SEQ_TYPE_META) {
Sequence *seq_child;
for (seq_child = seq->seqbase.first; seq_child; seq_child = seq_child->next) {
seq_sound_init(scene, seq_child);
}
}
else {
if (seq->sound) {
seq->scene_sound = sound_add_scene_sound_defaults(scene, seq);
}
if (seq->scene) {
sound_scene_add_scene_sound_defaults(scene, seq);
}
}
}
Sequence *seq_foreground_frame_get(Scene *scene, int frame)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
Sequence *seq, *best_seq = NULL;
int best_machine = -1;
if (!ed) return NULL;
for (seq = ed->seqbasep->first; seq; seq = seq->next) {
if (seq->flag & SEQ_MUTE || seq->startdisp > frame || seq->enddisp <= frame)
continue;
/* only use elements you can see - not */
if (ELEM5(seq->type, SEQ_TYPE_IMAGE, SEQ_TYPE_META, SEQ_TYPE_SCENE, SEQ_TYPE_MOVIE, SEQ_TYPE_COLOR)) {
if (seq->machine > best_machine) {
best_seq = seq;
best_machine = seq->machine;
}
}
}
return best_seq;
}
/* return 0 if there werent enough space */
int shuffle_seq(ListBase *seqbasep, Sequence *test, Scene *evil_scene)
{
int orig_machine = test->machine;
test->machine++;
calc_sequence(evil_scene, test);
while (seq_test_overlap(seqbasep, test) ) {
if (test->machine >= MAXSEQ) {
break;
}
test->machine++;
calc_sequence(evil_scene, test); // XXX - I don't think this is needed since were only moving vertically, Campbell.
}
if (test->machine >= MAXSEQ) {
/* Blender 2.4x would remove the strip.
* nicer to move it to the end */
Sequence *seq;
int new_frame = test->enddisp;
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->machine == orig_machine)
new_frame = MAX2(new_frame, seq->enddisp);
}
test->machine = orig_machine;
new_frame = new_frame + (test->start - test->startdisp); /* adjust by the startdisp */
seq_translate(evil_scene, test, new_frame - test->start);
calc_sequence(evil_scene, test);
return 0;
}
else {
return 1;
}
}
static int shuffle_seq_time_offset_test(ListBase *seqbasep, char dir)
{
int offset = 0;
Sequence *seq, *seq_other;
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->tmp) {
for (seq_other = seqbasep->first; seq_other; seq_other = seq_other->next) {
if (!seq_other->tmp && seq_overlap(seq, seq_other)) {
if (dir == 'L') {
offset = MIN2(offset, seq_other->startdisp - seq->enddisp);
}
else {
offset = MAX2(offset, seq_other->enddisp - seq->startdisp);
}
}
}
}
}
return offset;
}
static int shuffle_seq_time_offset(Scene *scene, ListBase *seqbasep, char dir)
{
int ofs = 0;
int tot_ofs = 0;
Sequence *seq;
while ( (ofs = shuffle_seq_time_offset_test(seqbasep, dir)) ) {
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->tmp) {
/* seq_test_overlap only tests display values */
seq->startdisp += ofs;
seq->enddisp += ofs;
}
}
tot_ofs += ofs;
}
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->tmp)
calc_sequence_disp(scene, seq); /* corrects dummy startdisp/enddisp values */
}
return tot_ofs;
}
int shuffle_seq_time(ListBase *seqbasep, Scene *evil_scene)
{
/* note: seq->tmp is used to tag strips to move */
Sequence *seq;
int offset_l = shuffle_seq_time_offset(evil_scene, seqbasep, 'L');
int offset_r = shuffle_seq_time_offset(evil_scene, seqbasep, 'R');
int offset = (-offset_l < offset_r) ? offset_l : offset_r;
if (offset) {
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->tmp) {
seq_translate(evil_scene, seq, offset);
seq->flag &= ~SEQ_OVERLAP;
}
}
}
return offset ? 0 : 1;
}
void seq_update_sound_bounds_all(Scene *scene)
{
Editing *ed = scene->ed;
if (ed) {
Sequence *seq;
for (seq = ed->seqbase.first; seq; seq = seq->next) {
if (seq->type == SEQ_TYPE_META) {
seq_update_sound_bounds_recursive(scene, seq);
}
else if (ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE)) {
seq_update_sound_bounds(scene, seq);
}
}
}
}
void seq_update_sound_bounds(Scene *scene, Sequence *seq)
{
sound_move_scene_sound_defaults(scene, seq);
/* mute is set in seq_update_muting_recursive */
}
static void seq_update_muting_recursive(ListBase *seqbasep, Sequence *metaseq, int mute)
{
Sequence *seq;
int seqmute;
/* for sound we go over full meta tree to update muted state,
* since sound is played outside of evaluating the imbufs, */
for (seq = seqbasep->first; seq; seq = seq->next) {
seqmute = (mute || (seq->flag & SEQ_MUTE));
if (seq->type == SEQ_TYPE_META) {
/* if this is the current meta sequence, unmute because
* all sequences above this were set to mute */
if (seq == metaseq)
seqmute = 0;
seq_update_muting_recursive(&seq->seqbase, metaseq, seqmute);
}
else if (ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE)) {
if (seq->scene_sound) {
sound_mute_scene_sound(seq->scene_sound, seqmute);
}
}
}
}
void seq_update_muting(Editing *ed)
{
if (ed) {
/* mute all sounds up to current metastack list */
MetaStack *ms = ed->metastack.last;
if (ms)
seq_update_muting_recursive(&ed->seqbase, ms->parseq, 1);
else
seq_update_muting_recursive(&ed->seqbase, NULL, 0);
}
}
static void seq_update_sound_recursive(Scene *scene, ListBase *seqbasep, bSound *sound)
{
Sequence *seq;
for (seq = seqbasep->first; seq; seq = seq->next) {
if (seq->type == SEQ_TYPE_META) {
seq_update_sound_recursive(scene, &seq->seqbase, sound);
}
else if (seq->type == SEQ_TYPE_SOUND_RAM) {
if (seq->scene_sound && sound == seq->sound) {
sound_update_scene_sound(seq->scene_sound, sound);
}
}
}
}
void seq_update_sound(struct Scene *scene, struct bSound *sound)
{
if (scene->ed) {
seq_update_sound_recursive(scene, &scene->ed->seqbase, sound);
}
}
/* in cases where we done know the sequence's listbase */
ListBase *seq_seqbase(ListBase *seqbase, Sequence *seq)
{
Sequence *iseq;
ListBase *lb = NULL;
for (iseq = seqbase->first; iseq; iseq = iseq->next) {
if (seq == iseq) {
return seqbase;
}
else if (iseq->seqbase.first && (lb = seq_seqbase(&iseq->seqbase, seq))) {
return lb;
}
}
return NULL;
}
Sequence *seq_metastrip(ListBase *seqbase, Sequence *meta, Sequence *seq)
{
Sequence *iseq;
for (iseq = seqbase->first; iseq; iseq = iseq->next) {
Sequence *rval;
if (seq == iseq) {
return meta;
}
else if (iseq->seqbase.first &&
(rval = seq_metastrip(&iseq->seqbase, iseq, seq)))
{
return rval;
}
}
return NULL;
}
int seq_swap(Sequence *seq_a, Sequence *seq_b, const char **error_str)
{
char name[sizeof(seq_a->name)];
if (seq_a->len != seq_b->len) {
*error_str = "Strips must be the same length";
return 0;
}
/* type checking, could be more advanced but disalow sound vs non-sound copy */
if (seq_a->type != seq_b->type) {
if (seq_a->type == SEQ_TYPE_SOUND_RAM || seq_b->type == SEQ_TYPE_SOUND_RAM) {
*error_str = "Strips were not compatible";
return 0;
}
/* disallow effects to swap with non-effects strips */
if ((seq_a->type & SEQ_TYPE_EFFECT) != (seq_b->type & SEQ_TYPE_EFFECT)) {
*error_str = "Strips were not compatible";
return 0;
}
if ((seq_a->type & SEQ_TYPE_EFFECT) && (seq_b->type & SEQ_TYPE_EFFECT)) {
if (get_sequence_effect_num_inputs(seq_a->type) != get_sequence_effect_num_inputs(seq_b->type)) {
*error_str = "Strips must have the same number of inputs";
return 0;
}
}
}
SWAP(Sequence, *seq_a, *seq_b);
/* swap back names so animation fcurves don't get swapped */
BLI_strncpy(name, seq_a->name + 2, sizeof(name));
BLI_strncpy(seq_a->name + 2, seq_b->name + 2, sizeof(seq_b->name) - 2);
BLI_strncpy(seq_b->name + 2, name, sizeof(seq_b->name) - 2);
/* swap back opacity, and overlay mode */
SWAP(int, seq_a->blend_mode, seq_b->blend_mode);
SWAP(float, seq_a->blend_opacity, seq_b->blend_opacity);
SWAP(void *, seq_a->prev, seq_b->prev);
SWAP(void *, seq_a->next, seq_b->next);
SWAP(int, seq_a->start, seq_b->start);
SWAP(int, seq_a->startofs, seq_b->startofs);
SWAP(int, seq_a->endofs, seq_b->endofs);
SWAP(int, seq_a->startstill, seq_b->startstill);
SWAP(int, seq_a->endstill, seq_b->endstill);
SWAP(int, seq_a->machine, seq_b->machine);
SWAP(int, seq_a->startdisp, seq_b->startdisp);
SWAP(int, seq_a->enddisp, seq_b->enddisp);
return 1;
}
/* XXX - hackish function needed for transforming strips! TODO - have some better solution */
void seq_offset_animdata(Scene *scene, Sequence *seq, int ofs)
{
char str[SEQ_NAME_MAXSTR + 3];
FCurve *fcu;
if (scene->adt == NULL || ofs == 0 || scene->adt->action == NULL)
return;
BLI_snprintf(str, sizeof(str), "[\"%s\"]", seq->name + 2);
for (fcu = scene->adt->action->curves.first; fcu; fcu = fcu->next) {
if (strstr(fcu->rna_path, "sequence_editor.sequences_all[") && strstr(fcu->rna_path, str)) {
unsigned int i;
for (i = 0; i < fcu->totvert; i++) {
BezTriple *bezt = &fcu->bezt[i];
bezt->vec[0][0] += ofs;
bezt->vec[1][0] += ofs;
bezt->vec[2][0] += ofs;
}
}
}
}
void seq_dupe_animdata(Scene *scene, const char *name_src, const char *name_dst)
{
char str_from[SEQ_NAME_MAXSTR + 3];
FCurve *fcu;
FCurve *fcu_last;
FCurve *fcu_cpy;
ListBase lb = {NULL, NULL};
if (scene->adt == NULL || scene->adt->action == NULL)
return;
BLI_snprintf(str_from, sizeof(str_from), "[\"%s\"]", name_src);
fcu_last = scene->adt->action->curves.last;
for (fcu = scene->adt->action->curves.first; fcu && fcu->prev != fcu_last; fcu = fcu->next) {
if (strstr(fcu->rna_path, "sequence_editor.sequences_all[") && strstr(fcu->rna_path, str_from)) {
fcu_cpy = copy_fcurve(fcu);
BLI_addtail(&lb, fcu_cpy);
}
}
/* notice validate is 0, keep this because the seq may not be added to the scene yet */
BKE_animdata_fix_paths_rename(&scene->id, scene->adt, NULL, "sequence_editor.sequences_all", name_src, name_dst, 0, 0, 0);
/* add the original fcurves back */
BLI_movelisttolist(&scene->adt->action->curves, &lb);
}
/* XXX - hackish function needed to remove all fcurves belonging to a sequencer strip */
static void seq_free_animdata(Scene *scene, Sequence *seq)
{
char str[SEQ_NAME_MAXSTR + 3];
FCurve *fcu;
if (scene->adt == NULL || scene->adt->action == NULL)
return;
BLI_snprintf(str, sizeof(str), "[\"%s\"]", seq->name + 2);
fcu = scene->adt->action->curves.first;
while (fcu) {
if (strstr(fcu->rna_path, "sequence_editor.sequences_all[") && strstr(fcu->rna_path, str)) {
FCurve *next_fcu = fcu->next;
BLI_remlink(&scene->adt->action->curves, fcu);
free_fcurve(fcu);
fcu = next_fcu;
}
else {
fcu = fcu->next;
}
}
}
Sequence *get_seq_by_name(ListBase *seqbase, const char *name, int recursive)
{
Sequence *iseq = NULL;
Sequence *rseq = NULL;
for (iseq = seqbase->first; iseq; iseq = iseq->next) {
if (strcmp(name, iseq->name + 2) == 0)
return iseq;
else if (recursive && (iseq->seqbase.first) && (rseq = get_seq_by_name(&iseq->seqbase, name, 1))) {
return rseq;
}
}
return NULL;
}
Sequence *BKE_sequencer_active_get(Scene *scene)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
if (ed == NULL) return NULL;
return ed->act_seq;
}
void BKE_sequencer_active_set(Scene *scene, Sequence *seq)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
if (ed == NULL) return;
ed->act_seq = seq;
}
int BKE_sequencer_active_get_pair(Scene *scene, Sequence **seq_act, Sequence **seq_other)
{
Editing *ed = BKE_sequencer_editing_get(scene, FALSE);
*seq_act = BKE_sequencer_active_get(scene);
if (*seq_act == NULL) {
return 0;
}
else {
Sequence *seq;
*seq_other = NULL;
for (seq = ed->seqbasep->first; seq; seq = seq->next) {
if (seq->flag & SELECT && (seq != (*seq_act))) {
if (*seq_other) {
return 0;
}
else {
*seq_other = seq;
}
}
}
return (*seq_other != NULL);
}
}
/* api like funcs for adding */
void seq_load_apply(Scene *scene, Sequence *seq, SeqLoadInfo *seq_load)
{
if (seq) {
BLI_strncpy(seq->name + 2, seq_load->name, sizeof(seq->name) - 2);
seqbase_unique_name_recursive(&scene->ed->seqbase, seq);
if (seq_load->flag & SEQ_LOAD_FRAME_ADVANCE) {
seq_load->start_frame += (seq->enddisp - seq->startdisp);
}
if (seq_load->flag & SEQ_LOAD_REPLACE_SEL) {
seq_load->flag |= SELECT;
BKE_sequencer_active_set(scene, seq);
}
if (seq_load->flag & SEQ_LOAD_SOUND_CACHE) {
if (seq->sound)
sound_cache(seq->sound);
}
seq_load->tot_success++;
}
else {
seq_load->tot_error++;
}
}
Sequence *alloc_sequence(ListBase *lb, int cfra, int machine)
{
Sequence *seq;
seq = MEM_callocN(sizeof(Sequence), "addseq");
BLI_addtail(lb, seq);
*( (short *)seq->name) = ID_SEQ;
seq->name[2] = 0;
seq->flag = SELECT;
seq->start = cfra;
seq->machine = machine;
seq->sat = 1.0;
seq->mul = 1.0;
seq->blend_opacity = 100.0;
seq->volume = 1.0f;
seq->pitch = 1.0f;
seq->scene_sound = NULL;
return seq;
}
/* NOTE: this function doesn't fill in image names */
Sequence *sequencer_add_image_strip(bContext *C, ListBase *seqbasep, SeqLoadInfo *seq_load)
{
Scene *scene = CTX_data_scene(C); /* only for active seq */
Sequence *seq;
Strip *strip;
seq = alloc_sequence(seqbasep, seq_load->start_frame, seq_load->channel);
seq->type = SEQ_TYPE_IMAGE;
seq->blend_mode = SEQ_TYPE_CROSS; /* so alpha adjustment fade to the strip below */
/* basic defaults */
seq->strip = strip = MEM_callocN(sizeof(Strip), "strip");
seq->len = seq_load->len ? seq_load->len : 1;
strip->us = 1;
strip->stripdata = MEM_callocN(seq->len * sizeof(StripElem), "stripelem");
BLI_strncpy(strip->dir, seq_load->path, sizeof(strip->dir));
seq_load_apply(scene, seq, seq_load);
return seq;
}
#ifdef WITH_AUDASPACE
Sequence *sequencer_add_sound_strip(bContext *C, ListBase *seqbasep, SeqLoadInfo *seq_load)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C); /* only for sound */
Editing *ed = BKE_sequencer_editing_get(scene, TRUE);
bSound *sound;
Sequence *seq; /* generic strip vars */
Strip *strip;
StripElem *se;
AUD_SoundInfo info;
sound = sound_new_file(CTX_data_main(C), seq_load->path); /* handles relative paths */
if (sound == NULL || sound->playback_handle == NULL) {
//if (op)
// BKE_report(op->reports, RPT_ERROR, "Unsupported audio format");
return NULL;
}
info = AUD_getInfo(sound->playback_handle);
if (info.specs.channels == AUD_CHANNELS_INVALID) {
sound_delete(bmain, sound);
//if (op)
// BKE_report(op->reports, RPT_ERROR, "Unsupported audio format");
return NULL;
}
seq = alloc_sequence(seqbasep, seq_load->start_frame, seq_load->channel);
seq->type = SEQ_TYPE_SOUND_RAM;
seq->sound = sound;
BLI_strncpy(seq->name + 2, "Sound", SEQ_NAME_MAXSTR - 2);
seqbase_unique_name_recursive(&scene->ed->seqbase, seq);
/* basic defaults */
seq->strip = strip = MEM_callocN(sizeof(Strip), "strip");
seq->len = ceil(info.length * FPS);
strip->us = 1;
/* we only need 1 element to store the filename */
strip->stripdata = se = MEM_callocN(sizeof(StripElem), "stripelem");
BLI_split_dirfile(seq_load->path, strip->dir, se->name, sizeof(strip->dir), sizeof(se->name));
seq->scene_sound = sound_add_scene_sound(scene, seq, seq_load->start_frame, seq_load->start_frame + seq->len, 0);
calc_sequence_disp(scene, seq);
/* last active name */
BLI_strncpy(ed->act_sounddir, strip->dir, FILE_MAXDIR);
seq_load_apply(scene, seq, seq_load);
return seq;
}
#else // WITH_AUDASPACE
Sequence *sequencer_add_sound_strip(bContext *C, ListBase *seqbasep, SeqLoadInfo *seq_load)
{
(void)C;
(void)seqbasep;
(void)seq_load;
return NULL;
}
#endif // WITH_AUDASPACE
Sequence *sequencer_add_movie_strip(bContext *C, ListBase *seqbasep, SeqLoadInfo *seq_load)
{
Scene *scene = CTX_data_scene(C); /* only for sound */
char path[sizeof(seq_load->path)];
Sequence *seq; /* generic strip vars */
Strip *strip;
StripElem *se;
struct anim *an;
BLI_strncpy(path, seq_load->path, sizeof(path));
BLI_path_abs(path, G.main->name);
an = openanim(path, IB_rect, 0);
if (an == NULL)
return NULL;
seq = alloc_sequence(seqbasep, seq_load->start_frame, seq_load->channel);
seq->type = SEQ_TYPE_MOVIE;
seq->blend_mode = SEQ_TYPE_CROSS; /* so alpha adjustment fade to the strip below */
seq->anim = an;
seq->anim_preseek = IMB_anim_get_preseek(an);
BLI_strncpy(seq->name + 2, "Movie", SEQ_NAME_MAXSTR - 2);
seqbase_unique_name_recursive(&scene->ed->seqbase, seq);
/* basic defaults */
seq->strip = strip = MEM_callocN(sizeof(Strip), "strip");
seq->len = IMB_anim_get_duration(an, IMB_TC_RECORD_RUN);
strip->us = 1;
/* we only need 1 element for MOVIE strips */
strip->stripdata = se = MEM_callocN(sizeof(StripElem), "stripelem");
BLI_split_dirfile(seq_load->path, strip->dir, se->name, sizeof(strip->dir), sizeof(se->name));
calc_sequence_disp(scene, seq);
if (seq_load->flag & SEQ_LOAD_MOVIE_SOUND) {
int start_frame_back = seq_load->start_frame;
seq_load->channel++;
sequencer_add_sound_strip(C, seqbasep, seq_load);
seq_load->start_frame = start_frame_back;
seq_load->channel--;
}
if (seq_load->name[0] == '\0')
BLI_strncpy(seq_load->name, se->name, sizeof(seq_load->name));
/* can be NULL */
seq_load_apply(scene, seq, seq_load);
return seq;
}
static Sequence *seq_dupli(struct Scene *scene, struct Scene *scene_to, Sequence *seq, int dupe_flag)
{
Scene *sce_audio = scene_to ? scene_to : scene;
Sequence *seqn = MEM_dupallocN(seq);
seq->tmp = seqn;
seqn->strip = MEM_dupallocN(seq->strip);
// XXX: add F-Curve duplication stuff?
if (seq->strip->crop) {
seqn->strip->crop = MEM_dupallocN(seq->strip->crop);
}
if (seq->strip->transform) {
seqn->strip->transform = MEM_dupallocN(seq->strip->transform);
}
if (seq->strip->proxy) {
seqn->strip->proxy = MEM_dupallocN(seq->strip->proxy);
seqn->strip->proxy->anim = NULL;
}
if (seq->strip->color_balance) {
seqn->strip->color_balance = MEM_dupallocN(seq->strip->color_balance);
}
if (seq->type == SEQ_TYPE_META) {
seqn->strip->stripdata = NULL;
seqn->seqbase.first = seqn->seqbase.last = NULL;
/* WATCH OUT!!! - This metastrip is not recursively duplicated here - do this after!!! */
/* - seq_dupli_recursive(&seq->seqbase,&seqn->seqbase);*/
}
else if (seq->type == SEQ_TYPE_SCENE) {
seqn->strip->stripdata = NULL;
if (seq->scene_sound)
seqn->scene_sound = sound_scene_add_scene_sound_defaults(sce_audio, seqn);
}
else if (seq->type == SEQ_TYPE_MOVIE) {
seqn->strip->stripdata =
MEM_dupallocN(seq->strip->stripdata);
seqn->anim = NULL;
}
else if (seq->type == SEQ_TYPE_SOUND_RAM) {
seqn->strip->stripdata =
MEM_dupallocN(seq->strip->stripdata);
if (seq->scene_sound)
seqn->scene_sound = sound_add_scene_sound_defaults(sce_audio, seqn);
seqn->sound->id.us++;
}
else if (seq->type == SEQ_TYPE_IMAGE) {
seqn->strip->stripdata =
MEM_dupallocN(seq->strip->stripdata);
}
else if (seq->type >= SEQ_TYPE_EFFECT) {
if (seq->seq1 && seq->seq1->tmp) seqn->seq1 = seq->seq1->tmp;
if (seq->seq2 && seq->seq2->tmp) seqn->seq2 = seq->seq2->tmp;
if (seq->seq3 && seq->seq3->tmp) seqn->seq3 = seq->seq3->tmp;
if (seq->type & SEQ_TYPE_EFFECT) {
struct SeqEffectHandle sh;
sh = get_sequence_effect(seq);
if (sh.copy)
sh.copy(seq, seqn);
}
seqn->strip->stripdata = NULL;
}
else {
fprintf(stderr, "Aiiiiekkk! sequence type not "
"handled in duplicate!\nExpect a crash"
" now...\n");
}
if (dupe_flag & SEQ_DUPE_UNIQUE_NAME)
seqbase_unique_name_recursive(&scene->ed->seqbase, seqn);
if (dupe_flag & SEQ_DUPE_ANIM)
seq_dupe_animdata(scene, seq->name + 2, seqn->name + 2);
return seqn;
}
Sequence *seq_dupli_recursive(struct Scene *scene, struct Scene *scene_to, Sequence *seq, int dupe_flag)
{
Sequence *seqn = seq_dupli(scene, scene_to, seq, dupe_flag);
if (seq->type == SEQ_TYPE_META) {
Sequence *s;
for (s = seq->seqbase.first; s; s = s->next) {
Sequence *n = seq_dupli_recursive(scene, scene_to, s, dupe_flag);
if (n) {
BLI_addtail(&seqn->seqbase, n);
}
}
}
return seqn;
}
void seqbase_dupli_recursive(Scene *scene, Scene *scene_to, ListBase *nseqbase, ListBase *seqbase, int dupe_flag)
{
Sequence *seq;
Sequence *seqn = NULL;
Sequence *last_seq = BKE_sequencer_active_get(scene);
for (seq = seqbase->first; seq; seq = seq->next) {
seq->tmp = NULL;
if ((seq->flag & SELECT) || (dupe_flag & SEQ_DUPE_ALL)) {
seqn = seq_dupli(scene, scene_to, seq, dupe_flag);
if (seqn) { /*should never fail */
if (dupe_flag & SEQ_DUPE_CONTEXT) {
seq->flag &= ~SEQ_ALLSEL;
seqn->flag &= ~(SEQ_LEFTSEL + SEQ_RIGHTSEL + SEQ_LOCK);
}
BLI_addtail(nseqbase, seqn);
if (seq->type == SEQ_TYPE_META)
seqbase_dupli_recursive(scene, scene_to, &seqn->seqbase, &seq->seqbase, dupe_flag);
if (dupe_flag & SEQ_DUPE_CONTEXT) {
if (seq == last_seq) {
BKE_sequencer_active_set(scene, seqn);
}
}
}
}
}
}
View Git Blame Copy Permalink