blakeblackshear.frigate/migrations/021_create_previews_table.py
Nicolas Mowen cfda531f5a Write a low resolution low fps stream from decoded frames (#8673)
* 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
2024-01-31 12:56:11 +00:00

36 lines
1.5 KiB
Python

"""Peewee migrations -- 021_create_previews_table.py.
Some examples (model - class or model name)::
> Model = migrator.orm['model_name'] # Return model in current state by name
> migrator.sql(sql) # Run custom SQL
> migrator.python(func, *args, **kwargs) # Run python code
> migrator.create_model(Model) # Create a model (could be used as decorator)
> migrator.remove_model(model, cascade=True) # Remove a model
> migrator.add_fields(model, **fields) # Add fields to a model
> migrator.change_fields(model, **fields) # Change fields
> migrator.remove_fields(model, *field_names, cascade=True)
> migrator.rename_field(model, old_field_name, new_field_name)
> migrator.rename_table(model, new_table_name)
> migrator.add_index(model, *col_names, unique=False)
> migrator.drop_index(model, *col_names)
> migrator.add_not_null(model, *field_names)
> migrator.drop_not_null(model, *field_names)
> migrator.add_default(model, field_name, default)
"""
import peewee as pw
SQL = pw.SQL
def migrate(migrator, database, fake=False, **kwargs):
migrator.sql(
'CREATE TABLE IF NOT EXISTS "previews" ("id" VARCHAR(30) NOT NULL PRIMARY KEY, "camera" VARCHAR(20) NOT NULL, "path" VARCHAR(255) NOT NULL, "start_time" DATETIME NOT NULL, "end_time" DATETIME NOT NULL, "duration" REAL NOT NULL)'
)
def rollback(migrator, database, fake=False, **kwargs):
pass