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Write a low resolution low fps stream from decoded frames (#8673)

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* Generate low res low fps previews for recordings viewer

* Make sure previews end on the hour

* Fix durations and decrase keyframe interval to ensure smooth scrubbing

* Ensure minimized resolution is compatible with yuv

* Add ability to configure preview quality

* Fix

* Clean up previews more efficiently

* Use iterator
This commit is contained in:
Nicolas Mowen
2023-12-03 07:16:01 -07:00
committed by Blake Blackshear
parent c80b8140b8
commit cfda531f5a
16 changed files with 939 additions and 248 deletions
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9
frigate/models.py
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@@ -76,6 +76,15 @@ class Recordings(Model): # type: ignore[misc]
segment_size = FloatField(default=0) # this should be stored as MB
class Previews(Model): # type: ignore[misc]
id = CharField(null=False, primary_key=True, max_length=30)
camera = CharField(index=True, max_length=20)
path = CharField(unique=True)
start_time = DateTimeField()
end_time = DateTimeField()
duration = FloatField()
# Used for temporary table in record/cleanup.py
class RecordingsToDelete(Model): # type: ignore[misc]
id = CharField(null=False, primary_key=False, max_length=30)