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author | Richard Antalik <richardantalik@gmail.com> | 2020-05-12 23:50:33 +0300 |
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committer | Richard Antalik <richardantalik@gmail.com> | 2020-05-13 00:13:18 +0300 |
commit | be69f23b687ac0698fb95a28d007ee2e6b1b4eb5 (patch) | |
tree | 879805ea8479eb16bf15f1036d1c7b8d3cce7061 /source/blender/blenkernel/intern/seqprefetch.c | |
parent | 4930eb15f72cff2be0591ac473fa6560430a296b (diff) |
Fix T70612: Sequencer Crash on enabling Prefetch
Disable (skip) preftching scene strips if they target 3D scene.
Try to continue prefetching complete frame if disk cache images are found.
Reviewed By: brecht
Differential Revision: https://developer.blender.org/D7514
Diffstat (limited to 'source/blender/blenkernel/intern/seqprefetch.c')
-rw-r--r-- | source/blender/blenkernel/intern/seqprefetch.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/source/blender/blenkernel/intern/seqprefetch.c b/source/blender/blenkernel/intern/seqprefetch.c index dabfd26f5b0..5eff6aaac90 100644 --- a/source/blender/blenkernel/intern/seqprefetch.c +++ b/source/blender/blenkernel/intern/seqprefetch.c @@ -334,6 +334,66 @@ void BKE_sequencer_prefetch_free(Scene *scene) scene->ed->prefetch_job = NULL; } +static bool seq_prefetch_do_skip_frame(Scene *scene) +{ + Editing *ed = scene->ed; + PrefetchJob *pfjob = seq_prefetch_job_get(scene); + float cfra = pfjob->cfra + pfjob->num_frames_prefetched; + Sequence *seq_arr[MAXSEQ + 1]; + int count = BKE_sequencer_get_shown_sequences(ed->seqbasep, cfra, 0, seq_arr); + SeqRenderData *ctx = &pfjob->context_cpy; + ImBuf *ibuf = NULL; + + /* Disable prefetching 3D scene strips, but check for disk cache. */ + for (int i = 0; i < count; i++) { + if (seq_arr[i]->type == SEQ_TYPE_SCENE && (seq_arr[i]->flag & SEQ_SCENE_STRIPS) == 0) { + int cached_types = 0; + + ibuf = BKE_sequencer_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_FINAL_OUT, false); + if (ibuf != NULL) { + cached_types |= SEQ_CACHE_STORE_FINAL_OUT; + IMB_freeImBuf(ibuf); + ibuf = NULL; + } + + ibuf = BKE_sequencer_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_FINAL_OUT, false); + if (ibuf != NULL) { + cached_types |= SEQ_CACHE_STORE_COMPOSITE; + IMB_freeImBuf(ibuf); + ibuf = NULL; + } + + ibuf = BKE_sequencer_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_PREPROCESSED, false); + if (ibuf != NULL) { + cached_types |= SEQ_CACHE_STORE_PREPROCESSED; + IMB_freeImBuf(ibuf); + ibuf = NULL; + } + + ibuf = BKE_sequencer_cache_get(ctx, seq_arr[i], cfra, SEQ_CACHE_STORE_RAW, 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) { + continue; + } + + /* It is only safe to use these cache types if strip is last in stack. */ + if (i == count - 1 && + (cached_types & (SEQ_CACHE_STORE_PREPROCESSED | SEQ_CACHE_STORE_RAW)) != 0) { + continue; + } + + return true; + } + } + + return false; +} + static void *seq_prefetch_frames(void *job) { PrefetchJob *pfjob = (PrefetchJob *)job; @@ -358,6 +418,11 @@ static void *seq_prefetch_frames(void *job) */ pfjob->scene_eval->ed->prefetch_job = pfjob; + if (seq_prefetch_do_skip_frame(pfjob->scene)) { + pfjob->num_frames_prefetched++; + continue; + } + ImBuf *ibuf = BKE_sequencer_give_ibuf( &pfjob->context_cpy, pfjob->cfra + pfjob->num_frames_prefetched, 0); BKE_sequencer_cache_free_temp_cache( |