Differential D11247 Diff 40631 source/blender/sequencer/intern/prefetch.c

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source/blender/sequencer/intern/prefetch.c

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#include "BKE_main.h"		#include "BKE_main.h"
#include "BKE_scene.h"		#include "BKE_scene.h"

#include "DEG_depsgraph.h"		#include "DEG_depsgraph.h"
#include "DEG_depsgraph_build.h"		#include "DEG_depsgraph_build.h"
#include "DEG_depsgraph_debug.h"		#include "DEG_depsgraph_debug.h"
#include "DEG_depsgraph_query.h"		#include "DEG_depsgraph_query.h"

		#include "SEQ_iterator.h"
#include "SEQ_prefetch.h"		#include "SEQ_prefetch.h"
		#include "SEQ_relations.h"
#include "SEQ_render.h"		#include "SEQ_render.h"
#include "SEQ_sequencer.h"		#include "SEQ_sequencer.h"

#include "image_cache.h"		#include "image_cache.h"
#include "prefetch.h"		#include "prefetch.h"
#include "render.h"		#include "render.h"

typedef struct PrefetchJob {		typedef struct PrefetchJob {
▲ Show 20 Lines • Show All 289 Lines • ▼ Show 20 Lines	void seq_prefetch_free(Scene *scene)
BLI_mutex_end(&pfjob->prefetch_suspend_mutex);		BLI_mutex_end(&pfjob->prefetch_suspend_mutex);
BLI_condition_end(&pfjob->prefetch_suspend_cond);		BLI_condition_end(&pfjob->prefetch_suspend_cond);
seq_prefetch_free_depsgraph(pfjob);		seq_prefetch_free_depsgraph(pfjob);
BKE_main_free(pfjob->bmain_eval);		BKE_main_free(pfjob->bmain_eval);
MEM_freeN(pfjob);		MEM_freeN(pfjob);
scene->ed->prefetch_job = NULL;		scene->ed->prefetch_job = NULL;
}		}

/* Skip frame if we need to render 3D scene strip. Rendering 3D scene requires main lock or setting		static bool seq_prefetch_seq_has_disk_cache(PrefetchJob *pfjob,
* up render job that doesn't have API to do openGL renders which can be used for sequencer. */		Sequence *seq,
static bool seq_prefetch_do_skip_frame(PrefetchJob pfjob, ListBase seqbase)		bool can_have_final_image)
{		{
float cfra = seq_prefetch_cfra(pfjob);
Sequence *seq_arr[MAXSEQ + 1];
int count = seq_get_shown_sequences(seqbase, cfra, 0, seq_arr);
SeqRenderData *ctx = &pfjob->context_cpy;		SeqRenderData *ctx = &pfjob->context_cpy;
ImBuf *ibuf = NULL;		float cfra = seq_prefetch_cfra(pfjob);

/* Disable prefetching 3D scene strips, but check for disk cache. */		ImBuf *ibuf = seq_cache_get(ctx, seq, cfra, SEQ_CACHE_STORE_PREPROCESSED);
for (int i = 0; i < count; i++) {		if (ibuf != NULL) {
if (seq_arr[i]->type == SEQ_TYPE_META &&		IMB_freeImBuf(ibuf);
seq_prefetch_do_skip_frame(pfjob, &seq_arr[i]->seqbase)) {
return true;		return true;
}		}

if (seq_arr[i]->type == SEQ_TYPE_SCENE && (seq_arr[i]->flag & SEQ_SCENE_STRIPS) == 0) {		ibuf = seq_cache_get(ctx, seq, cfra, SEQ_CACHE_STORE_RAW);
int cached_types = 0;

ibuf = seq_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_FINAL_OUT);
if (ibuf != NULL) {		if (ibuf != NULL) {
cached_types \|= SEQ_CACHE_STORE_FINAL_OUT;
IMB_freeImBuf(ibuf);		IMB_freeImBuf(ibuf);
ibuf = NULL;		return true;
}		}

ibuf = seq_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_COMPOSITE);		if (!can_have_final_image) {
if (ibuf != NULL) {		return false;
cached_types \|= SEQ_CACHE_STORE_COMPOSITE;
IMB_freeImBuf(ibuf);
ibuf = NULL;
}		}

ibuf = seq_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_PREPROCESSED);		ibuf = seq_cache_get(ctx, seq, cfra, SEQ_CACHE_STORE_FINAL_OUT);
if (ibuf != NULL) {		if (ibuf != NULL) {
cached_types \|= SEQ_CACHE_STORE_PREPROCESSED;
IMB_freeImBuf(ibuf);		IMB_freeImBuf(ibuf);
ibuf = NULL;		return true;
}		}

ibuf = seq_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_RAW);		return false;
if (ibuf != NULL) {
cached_types \|= SEQ_CACHE_STORE_RAW;
IMB_freeImBuf(ibuf);
ibuf = NULL;
}		}

if ((cached_types & (SEQ_CACHE_STORE_RAW \| SEQ_CACHE_STORE_PREPROCESSED)) != 0) {		static bool seq_prefetch_scene_strip_is_rendered(PrefetchJob *pfjob,
continue;		ListBase *seqbase,
		SeqCollection *scene_strips,
		bool is_recursive_check)
		{
		float cfra = seq_prefetch_cfra(pfjob);
		Sequence *seq_arr[MAXSEQ + 1];
		int count = seq_get_shown_sequences(seqbase, cfra, 0, seq_arr);

		/* Iterate over rendered strips. */
		for (int i = 0; i < count; i++) {
		Sequence *seq = seq_arr[i];
		if (seq->type == SEQ_TYPE_META &&
		seq_prefetch_scene_strip_is_rendered(pfjob, &seq->seqbase, scene_strips, true)) {
		return true;
}		}

/* It is only safe to use these cache types if strip is last in stack. */		/* Disable prefetching 3D scene strips, but check for disk cache. */
if (i == count - 1 && (cached_types & SEQ_CACHE_STORE_FINAL_OUT) != 0) {		if (seq->type == SEQ_TYPE_SCENE && (seq->flag & SEQ_SCENE_STRIPS) == 0 &&
continue;		!seq_prefetch_seq_has_disk_cache(pfjob, seq, !is_recursive_check)) {
		return true;
}		}

		/* Check if strip is effect of scene strip or uses it as modifier. This is recursive check. */
		Sequence *seq_scene;
		SEQ_ITERATOR_FOREACH (seq_scene, scene_strips) {
		if (SEQ_relations_render_loop_check(seq, seq_scene)) {
return true;		return true;
}		}
}		}
		}
		return false;
		}

		static SeqCollection query_scene_strips(ListBase seqbase)
		{
		SeqCollection *collection = SEQ_query_all_strips_recursive(seqbase);
		LISTBASE_FOREACH (Sequence *, seq, seqbase) {
		if (seq->type != SEQ_TYPE_SCENE \|\| (seq->flag & SEQ_SCENE_STRIPS) != 0) {
		SEQ_collection_remove_strip(seq, collection);
		}
		}
		return collection;
		}

		/* Prefetch must avoid rendering scene strips, because rendering in background locks UI and can
		* make it unresponsive for long time periods. */
		static bool seq_prefetch_must_skip_frame(PrefetchJob pfjob, ListBase seqbase)
		{
		SeqCollection *scene_strips = query_scene_strips(seqbase);
		if (seq_prefetch_scene_strip_is_rendered(pfjob, seqbase, scene_strips, false)) {
		return true;
		}
return false;		return false;
}		}

static bool seq_prefetch_need_suspend(PrefetchJob *pfjob)		static bool seq_prefetch_need_suspend(PrefetchJob *pfjob)
{		{
return seq_prefetch_is_cache_full(pfjob->scene) \|\| seq_prefetch_is_scrubbing(pfjob->bmain) \|\|		return seq_prefetch_is_cache_full(pfjob->scene) \|\| seq_prefetch_is_scrubbing(pfjob->bmain) \|\|
(seq_prefetch_cfra(pfjob) >= pfjob->scene->r.efra);		(seq_prefetch_cfra(pfjob) >= pfjob->scene->r.efra);
}		}
Show All 28 Lines	while (seq_prefetch_cfra(pfjob) <= pfjob->scene->r.efra) {
* We need cross-reference original scene with copy for cache.		* We need cross-reference original scene with copy for cache.
* However depsgraph must not have this data, because it will try to kill this job.		* However depsgraph must not have this data, because it will try to kill this job.
* Scene copy don't reference original scene. Perhaps, this could be done by depsgraph.		* Scene copy don't reference original scene. Perhaps, this could be done by depsgraph.
* Set to NULL before return!		* Set to NULL before return!
*/		*/
pfjob->scene_eval->ed->prefetch_job = pfjob;		pfjob->scene_eval->ed->prefetch_job = pfjob;

ListBase *seqbase = SEQ_active_seqbase_get(SEQ_editing_get(pfjob->scene, false));		ListBase *seqbase = SEQ_active_seqbase_get(SEQ_editing_get(pfjob->scene, false));
if (seq_prefetch_do_skip_frame(pfjob, seqbase)) {		if (seq_prefetch_must_skip_frame(pfjob, seqbase)) {
pfjob->num_frames_prefetched++;		pfjob->num_frames_prefetched++;
continue;		continue;
}		}

ImBuf *ibuf = SEQ_render_give_ibuf(&pfjob->context_cpy, seq_prefetch_cfra(pfjob), 0);		ImBuf *ibuf = SEQ_render_give_ibuf(&pfjob->context_cpy, seq_prefetch_cfra(pfjob), 0);
seq_cache_free_temp_cache(pfjob->scene, pfjob->context.task_id, seq_prefetch_cfra(pfjob));		seq_cache_free_temp_cache(pfjob->scene, pfjob->context.task_id, seq_prefetch_cfra(pfjob));
IMB_freeImBuf(ibuf);		IMB_freeImBuf(ibuf);

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