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Incrase number of images due to lower than expected context usage

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This commit is contained in:
Nicolas Mowen 2025-10-30 06:09:59 -06:00
parent b322b48b82
commit d341a26fa9
1 changed files with 11 additions and 13 deletions
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24
frigate/data_processing/post/review_descriptions.py
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@ -51,28 +51,26 @@ class ReviewDescriptionProcessor(PostProcessorApi):
def calculate_frame_count(
self, image_source: ImageSourceEnum = ImageSourceEnum.preview
) -> int:
"""Calculate optimal number of frames based on context size and image source."""
"""Calculate optimal number of frames based on context size and image source.
Recordings (480p): ~250 tokens/image, capped at 20 frames
Previews (180p): ~100 tokens/image, capped at 20 frames
Targets 70-80% context utilization while keeping inference time reasonable.
"""
context_size = self.genai_client.get_context_size()
if image_source == ImageSourceEnum.recordings:
# With recordings at 480p resolution (480px height), each image uses ~200-300 tokens
# This is ~2-3x more than preview images, so we reduce frame count accordingly
# to avoid exceeding context limits and maintain reasonable inference times
if context_size > 14000:
return 16
elif context_size > 12000:
return 14
if context_size > 12000:
return 20
elif context_size > 10000:
return 12
return 18
elif context_size > 6000:
return 10
return 14
elif context_size > 4000:
return 8
return 10
else:
return 6
else:
# With preview images (180px height), each image uses ~100 tokens
# We can send more frames since they're lower resolution
if context_size > 10000:
return 20
elif context_size > 6000: