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Code Issues Projects Releases Wiki Activity

Customize regions grid overlay API (#8668)

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* Customize regions grid overlay

* Update http.py

Fix
This commit is contained in:
tpjanssen 2023-11-19 15:51:54 +01:00 committed by GitHub
parent 934b16723b
commit 8864e33d1c
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2 changed files with 26 additions and 7 deletions
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5
docs/docs/integrations/api.md
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@ -267,6 +267,11 @@ Returns the snapshot image from the specific point in that cameras recordings.
Returns the latest camera image with the regions grid overlaid.
| param | Type | Description |
| ------------ | ----- | ------------------------------------------------------------------------------------------ |
| `color` | str | The color of the grid (red,green,blue,black,white). Defaults to "green". |
| `font_scale` | float | Font scale. Can be used to increase font size on high resolution cameras. Defaults to 0.5. |
### `GET /clips/<camera>-<id>.jpg`
JPG snapshot for the given camera and event id.

28
frigate/http.py
View File

@ -755,6 +755,20 @@ def grid_snapshot(camera_name):
500,
)
color_arg = request.args.get("color", default="", type=str).lower()
draw_font_scale = request.args.get("font_scale", default=0.5, type=float)
if color_arg == "red":
draw_color = (0, 0, 255)
elif color_arg == "blue":
draw_color = (255, 0, 0)
elif color_arg == "black":
draw_color = (0, 0, 0)
elif color_arg == "white":
draw_color = (255, 255, 255)
else:
draw_color = (0, 255, 0)
grid_size = len(grid)
grid_coef = 1.0 / grid_size
width = detect.width
@ -775,7 +789,7 @@ def grid_snapshot(camera_name):
int((x + 1) * grid_coef * width),
int((y + 1) * grid_coef * height),
),
(0, 255, 0),
draw_color,
2,
)
cv2.putText(
@ -786,8 +800,8 @@ def grid_snapshot(camera_name):
int((y * grid_coef + 0.02) * height),
),
cv2.FONT_HERSHEY_SIMPLEX,
fontScale=0.5,
color=(0, 255, 0),
fontScale=draw_font_scale,
color=draw_color,
thickness=2,
)
cv2.putText(
@ -798,8 +812,8 @@ def grid_snapshot(camera_name):
int((y * grid_coef + 0.05) * height),
),
cv2.FONT_HERSHEY_SIMPLEX,
fontScale=0.5,
color=(0, 255, 0),
fontScale=draw_font_scale,
color=draw_color,
thickness=2,
)
cv2.putText(
@ -810,8 +824,8 @@ def grid_snapshot(camera_name):
int((y * grid_coef + 0.08) * height),
),
cv2.FONT_HERSHEY_SIMPLEX,
fontScale=0.5,
color=(0, 255, 0),
fontScale=draw_font_scale,
color=draw_color,
thickness=2,
)