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VSE: Implement sanity check for files with more channels than supported 

This is a follow up to 8fecc2a852.

This makes sure future .blend files that have more channels than the
limit won't break Blender.

For LTS this happens silently, without warning the users.

This is part of https://developer.blender.org/D12645

Differential Revision: https://developer.blender.org/D12648
This commit is contained in:
Dalai Felinto 2021-11-02 11:32:24 +01:00 committed by Philipp Oeser
parent 5d8a7ba7de
commit aaa85ad2e0
Notes: blender-bot 2023-02-14 11:20:29 +01:00 
Referenced by issue #88449: Blender LTS: Maintenance Task 2.93
Referenced by issue #88449, Blender LTS: Maintenance Task 2.93
1 changed files with 6 additions and 2 deletions
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8
source/blender/blenkernel/intern/scene.c
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@ -1055,8 +1055,12 @@ static void link_recurs_seq(BlendDataReader *reader, ListBase *lb)
{
BLO_read_list(reader, lb);
LISTBASE_FOREACH (Sequence *, seq, lb) {
if (seq->seqbase.first) {
LISTBASE_FOREACH_MUTABLE (Sequence *, seq, lb) {
/* Sanity check. */
if ((seq->machine < 1) || (seq->machine > MAXSEQ)) {
BLI_freelinkN(lb, seq);
}
else if (seq->seqbase.first) {
link_recurs_seq(reader, &seq->seqbase);
}
}