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/*
* $Id$
*
* ***** 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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) 2004 Blender Foundation.
* All rights reserved.
*
* Contributor(s): Blender Foundation (2008).
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_SEQUENCER_H
#define BKE_SEQUENCER_H
/** \file BKE_sequencer.h
* \ingroup bke
*/
struct bContext;
struct Editing;
struct ImBuf;
struct Main;
struct Scene;
struct Sequence;
struct Strip;
struct StripElem;
#define MAXSEQ 32
#define BUILD_SEQAR_COUNT_NOTHING 0
#define BUILD_SEQAR_COUNT_CURRENT 1
#define BUILD_SEQAR_COUNT_CHILDREN 2
#define EARLY_NO_INPUT -1
#define EARLY_DO_EFFECT 0
#define EARLY_USE_INPUT_1 1
#define EARLY_USE_INPUT_2 2
/* sequence iterator */
typedef struct SeqIterator {
struct Sequence **array;
int tot, cur;
struct Sequence *seq;
int valid;
} SeqIterator;
void seq_begin(struct Editing *ed, SeqIterator *iter, int use_pointer);
void seq_next(SeqIterator *iter);
void seq_end(SeqIterator *iter);
void seq_array(struct Editing *ed, struct Sequence ***seqarray, int *tot, int use_pointer);
#define SEQP_BEGIN(ed, _seq) \
{ \
SeqIterator iter;\
for(seq_begin(ed, &iter, 1); iter.valid; seq_next(&iter)) { \
_seq= iter.seq;
#define SEQ_BEGIN(ed, _seq) \
{ \
SeqIterator iter;\
for(seq_begin(ed, &iter, 0); iter.valid; seq_next(&iter)) { \
_seq= iter.seq;
#define SEQ_END \
} \
seq_end(&iter); \
}
typedef struct SeqRenderData {
struct Main *bmain;
struct Scene *scene;
int rectx;
int recty;
int preview_render_size;
int motion_blur_samples;
float motion_blur_shutter;
} SeqRenderData;
SeqRenderData seq_new_render_data(
struct Main * bmain, struct Scene * scene,
int rectx, int recty, int preview_render_size);
int seq_cmp_render_data(const SeqRenderData * a, const SeqRenderData * b);
unsigned int seq_hash_render_data(const SeqRenderData * a);
/* Wipe effect */
enum {DO_SINGLE_WIPE, DO_DOUBLE_WIPE, DO_BOX_WIPE, DO_CROSS_WIPE,
DO_IRIS_WIPE,DO_CLOCK_WIPE};
struct SeqEffectHandle {
/* constructors & destructor */
/* init & init_plugin are _only_ called on first creation */
void (*init)(struct Sequence *seq);
void (*init_plugin)(struct Sequence *seq, const char *fname);
/* number of input strips needed
(called directly after construction) */
int (*num_inputs)(void);
/* load is called first time after readblenfile in
get_sequence_effect automatically */
void (*load)(struct Sequence *seq);
/* duplicate */
void (*copy)(struct Sequence *dst, struct Sequence *src);
/* destruct */
void (*free)(struct Sequence *seq);
/* returns: -1: no input needed,
0: no early out,
1: out = ibuf1,
2: out = ibuf2 */
int (*early_out)(struct Sequence *seq, float facf0, float facf1);
/* stores the y-range of the effect IPO */
void (*store_icu_yrange)(struct Sequence * seq,
short adrcode, float *ymin, float *ymax);
/* stores the default facf0 and facf1 if no IPO is present */
void (*get_default_fac)(struct Sequence *seq, float cfra,
float * facf0, float * facf1);
/* execute the effect
sequence effects are only required to either support
float-rects or byte-rects
(mixed cases are handled one layer up...) */
struct ImBuf* (*execute)(
SeqRenderData context,
struct Sequence *seq, float cfra,
float facf0, float facf1,
struct ImBuf *ibuf1, struct ImBuf *ibuf2,
struct ImBuf *ibuf3);
};
/* ********************* prototypes *************** */
/* **********************************************************************
* sequence.c
* sequencer render functions
********************************************************************** */
struct ImBuf *give_ibuf_seq(SeqRenderData context, float cfra, int chanshown);
struct ImBuf *give_ibuf_seq_threaded(SeqRenderData context, float cfra, int chanshown);
struct ImBuf *give_ibuf_seq_direct(SeqRenderData context, float cfra, struct Sequence *seq);
struct ImBuf *give_ibuf_seqbase(SeqRenderData context, float cfra, int chan_shown, struct ListBase *seqbasep);
void give_ibuf_prefetch_request(SeqRenderData context, float cfra, int chan_shown);
/* apply functions recursively */
int seqbase_recursive_apply(struct ListBase *seqbase, int (*apply_func)(struct Sequence *seq, void *), void *arg);
int seq_recursive_apply(struct Sequence *seq, int (*apply_func)(struct Sequence *, void *), void *arg);
/* maintainance functions, mostly for RNA */
// extern
void seq_free_sequence(struct Scene *scene, struct Sequence *seq);
void seq_free_strip(struct Strip *strip);
void seq_free_editing(struct Scene *scene);
void seq_free_clipboard(void);
struct Editing *seq_give_editing(struct Scene *scene, int alloc);
const char *give_seqname(struct Sequence *seq);
void calc_sequence(struct Scene *scene, struct Sequence *seq);
void calc_sequence_disp(struct Scene *scene, struct Sequence *seq);
void new_tstripdata(struct Sequence *seq);
void reload_sequence_new_file(struct Scene *scene, struct Sequence * seq, int lock_range);
void sort_seq(struct Scene *scene);
void build_seqar_cb(struct ListBase *seqbase, struct Sequence ***seqar, int *totseq,
int (*test_func)(struct Sequence * seq));
int evaluate_seq_frame(struct Scene *scene, int cfra);
struct StripElem *give_stripelem(struct Sequence *seq, int cfra);
// intern
void printf_strip(struct Sequence *seq); // debugging function (unused)
void update_changed_seq_and_deps(struct Scene *scene, struct Sequence *changed_seq, int len_change, int ibuf_change);
int input_have_to_preprocess(
SeqRenderData context, struct Sequence * seq, float cfra);
/* **********************************************************************
seqcache.c
Sequencer memory cache management functions
********************************************************************** */
typedef enum {
SEQ_STRIPELEM_IBUF,
SEQ_STRIPELEM_IBUF_COMP,
SEQ_STRIPELEM_IBUF_STARTSTILL,
SEQ_STRIPELEM_IBUF_ENDSTILL
} seq_stripelem_ibuf_t;
void seq_stripelem_cache_init(void);
void seq_stripelem_cache_destruct(void);
void seq_stripelem_cache_cleanup(void);
struct ImBuf * seq_stripelem_cache_get(
SeqRenderData context, struct Sequence * seq,
float cfra, seq_stripelem_ibuf_t type);
void seq_stripelem_cache_put(
SeqRenderData context, struct Sequence * seq,
float cfra, seq_stripelem_ibuf_t type, struct ImBuf * nval);
/* **********************************************************************
seqeffects.c
Sequencer effect strip managment functions
**********************************************************************
*/
/* intern */
struct SeqEffectHandle get_sequence_blend(struct Sequence *seq);
void sequence_effect_speed_rebuild_map(struct Scene *scene, struct Sequence *seq, int force);
/* extern */
struct SeqEffectHandle get_sequence_effect(struct Sequence *seq);
int get_sequence_effect_num_inputs(int seq_type);
/* **********************************************************************
Sequencer editing functions
**********************************************************************
*/
/* for transform but also could use elsewhere */
int seq_tx_get_start(struct Sequence *seq);
int seq_tx_get_end(struct Sequence *seq);
int seq_tx_get_final_left(struct Sequence *seq, int metaclip);
int seq_tx_get_final_right(struct Sequence *seq, int metaclip);
void seq_tx_set_final_left(struct Sequence *seq, int val);
void seq_tx_set_final_right(struct Sequence *seq, int val);
void seq_tx_handle_xlimits(struct Sequence *seq, int leftflag, int rightflag);
int seq_tx_test(struct Sequence * seq);
int seq_single_check(struct Sequence *seq);
void seq_single_fix(struct Sequence *seq);
int seq_test_overlap(struct ListBase * seqbasep, struct Sequence *test);
void seq_translate(struct Scene *scene, struct Sequence *seq, int delta);
void seq_sound_init(struct Scene *scene, struct Sequence *seq);
struct Sequence *seq_foreground_frame_get(struct Scene *scene, int frame);
struct ListBase *seq_seqbase(struct ListBase *seqbase, struct Sequence *seq);
void seq_offset_animdata(struct Scene *scene, struct Sequence *seq, int ofs);
void seq_dupe_animdata(struct Scene *scene, char *name_from, char *name_to);
int shuffle_seq(struct ListBase * seqbasep, struct Sequence *test, struct Scene *evil_scene);
int shuffle_seq_time(ListBase * seqbasep, struct Scene *evil_scene);
int seqbase_isolated_sel_check(struct ListBase *seqbase);
void free_imbuf_seq(struct Scene *scene, struct ListBase * seqbasep, int check_mem_usage, int keep_file_handles);
struct Sequence *seq_dupli_recursive(struct Scene *scene, struct Scene *scene_to, struct Sequence * seq, int dupe_flag);
int seq_swap(struct Sequence *seq_a, struct Sequence *seq_b);
void seq_update_sound(struct Scene* scene, struct Sequence *seq);
void seq_update_muting(struct Scene* scene, struct Editing *ed);
void seqbase_sound_reload(struct Scene *scene, ListBase *seqbase);
void seqbase_unique_name_recursive(ListBase *seqbasep, struct Sequence *seq);
void seqbase_dupli_recursive(struct Scene *scene, struct Scene *scene_to, ListBase *nseqbase, ListBase *seqbase, int dupe_flag);
void clear_scene_in_allseqs(struct Main *bmain, struct Scene *sce);
struct Sequence *get_seq_by_name(struct ListBase *seqbase, const char *name, int recursive);
struct Sequence *seq_active_get(struct Scene *scene);
void seq_active_set(struct Scene *scene, struct Sequence *seq);
int seq_active_pair_get(struct Scene *scene, struct Sequence **seq_act, struct Sequence **seq_other);
/* api for adding new sequence strips */
typedef struct SeqLoadInfo {
int start_frame;
int end_frame;
int channel;
int flag; /* use sound, replace sel */
int type;
int tot_success;
int tot_error;
int len; /* only for image strips */
char path[512];
char name[32];
} SeqLoadInfo;
/* SeqLoadInfo.flag */
#define SEQ_LOAD_REPLACE_SEL (1<<0)
#define SEQ_LOAD_FRAME_ADVANCE (1<<1)
#define SEQ_LOAD_MOVIE_SOUND (1<<2)
#define SEQ_LOAD_SOUND_CACHE (1<<3)
/* seq_dupli' flags */
#define SEQ_DUPE_UNIQUE_NAME (1<<0)
#define SEQ_DUPE_CONTEXT (1<<1)
#define SEQ_DUPE_ANIM (1<<2)
#define SEQ_DUPE_ALL (1<<3) /* otherwise only selected are copied */
/* use as an api function */
typedef struct Sequence *(*SeqLoadFunc)(struct bContext *, ListBase *, struct SeqLoadInfo *);
struct Sequence *alloc_sequence(ListBase *lb, int cfra, int machine);
void seq_load_apply(struct Scene *scene, struct Sequence *seq, struct SeqLoadInfo *seq_load);
struct Sequence *sequencer_add_image_strip(struct bContext *C, ListBase *seqbasep, struct SeqLoadInfo *seq_load);
struct Sequence *sequencer_add_sound_strip(struct bContext *C, ListBase *seqbasep, struct SeqLoadInfo *seq_load);
struct Sequence *sequencer_add_movie_strip(struct bContext *C, ListBase *seqbasep, struct SeqLoadInfo *seq_load);
/* view3d draw callback, run when not in background view */
typedef struct ImBuf *(*SequencerDrawView)(struct Scene *, int, int, unsigned int, int, char[256]);
extern SequencerDrawView sequencer_view3d_cb;
/* copy/paste */
extern ListBase seqbase_clipboard;
extern int seqbase_clipboard_frame;
#endif // BKE_SEQUENCER_H
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