tornavis/source/blender/sequencer/SEQ_retiming.h

68 lines
3.1 KiB
C

/* SPDX-FileCopyrightText: 2004 Blender Foundation
*
* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup sequencer
*/
#ifdef __cplusplus
extern "C" {
#endif
struct Scene;
struct Sequence;
struct SeqRetimingHandle;
int SEQ_retiming_handles_count(const struct Sequence *seq);
bool SEQ_retiming_is_active(const struct Sequence *seq);
void SEQ_retiming_data_ensure(struct Sequence *seq);
void SEQ_retiming_data_clear(struct Sequence *seq);
bool SEQ_retiming_is_allowed(const struct Sequence *seq);
/**
* Add new retiming handle.
* This function always reallocates memory, so when function is used all stored pointers will
* become invalid.
*/
struct SeqRetimingHandle *SEQ_retiming_add_handle(const struct Scene *scene,
struct Sequence *seq,
const int timeline_frame);
SeqRetimingHandle *SEQ_retiming_add_transition(const struct Scene *scene,
struct Sequence *seq,
struct SeqRetimingHandle *handle,
const int offset);
SeqRetimingHandle *SEQ_retiming_add_freeze_frame(const struct Scene *scene,
struct Sequence *seq,
struct SeqRetimingHandle *handle,
const int offset);
struct SeqRetimingHandle *SEQ_retiming_last_handle_get(const struct Sequence *seq);
void SEQ_retiming_remove_handle(const struct Scene *scene,
struct Sequence *seq,
struct SeqRetimingHandle *handle);
void SEQ_retiming_offset_handle(const struct Scene *scene,
struct Sequence *seq,
struct SeqRetimingHandle *handle,
const int offset);
float SEQ_retiming_handle_speed_get(const struct Sequence *seq,
const struct SeqRetimingHandle *handle);
void SEQ_retiming_handle_speed_set(const struct Scene *scene,
struct Sequence *seq,
struct SeqRetimingHandle *handle,
const float speed);
int SEQ_retiming_handle_index_get(const struct Sequence *seq,
const struct SeqRetimingHandle *handle);
void SEQ_retiming_sound_animation_data_set(const struct Scene *scene, const struct Sequence *seq);
float SEQ_retiming_handle_timeline_frame_get(const struct Scene *scene,
const struct Sequence *seq,
const struct SeqRetimingHandle *handle);
const SeqRetimingHandle *SEQ_retiming_find_segment_start_handle(const struct Sequence *seq,
const int frame_index);
bool SEQ_retiming_handle_is_transition_type(const struct SeqRetimingHandle *handle);
bool SEQ_retiming_handle_is_freeze_frame(const struct SeqRetimingHandle *handle);
#ifdef __cplusplus
}
#endif