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fix(app): reduce JPEG quality to drastically improve size

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Paul Armstrong 2021-01-31 15:03:31 -08:00 committed by Blake Blackshear
parent 880178d62e
commit 163025c1f2
1 changed files with 3 additions and 3 deletions
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6
frigate/http.py
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@ -236,7 +236,7 @@ def best(camera_name, label):
width = int(height*best_frame.shape[1]/best_frame.shape[0]) width = int(height*best_frame.shape[1]/best_frame.shape[0])
best_frame = cv2.resize(best_frame, dsize=(width, height), interpolation=cv2.INTER_AREA) best_frame = cv2.resize(best_frame, dsize=(width, height), interpolation=cv2.INTER_AREA)
ret, jpg = cv2.imencode('.jpg', best_frame) ret, jpg = cv2.imencode('.jpg', best_frame, [int(cv2.IMWRITE_JPEG_QUALITY), 70])
response = make_response(jpg.tobytes()) response = make_response(jpg.tobytes())
response.headers['Content-Type'] = 'image/jpg' response.headers['Content-Type'] = 'image/jpg'
return response return response
@ -283,7 +283,7 @@ def latest_frame(camera_name):
frame = cv2.resize(frame, dsize=(width, height), interpolation=cv2.INTER_AREA) frame = cv2.resize(frame, dsize=(width, height), interpolation=cv2.INTER_AREA)
ret, jpg = cv2.imencode('.jpg', frame) ret, jpg = cv2.imencode('.jpg', frame, [int(cv2.IMWRITE_JPEG_QUALITY), 70])
response = make_response(jpg.tobytes()) response = make_response(jpg.tobytes())
response.headers['Content-Type'] = 'image/jpg' response.headers['Content-Type'] = 'image/jpg'
return response return response
@ -301,6 +301,6 @@ def imagestream(detected_frames_processor, camera_name, fps, height, draw_option
width = int(height*frame.shape[1]/frame.shape[0]) width = int(height*frame.shape[1]/frame.shape[0])
frame = cv2.resize(frame, dsize=(width, height), interpolation=cv2.INTER_LINEAR) frame = cv2.resize(frame, dsize=(width, height), interpolation=cv2.INTER_LINEAR)
ret, jpg = cv2.imencode('.jpg', frame) ret, jpg = cv2.imencode('.jpg', frame, [int(cv2.IMWRITE_JPEG_QUALITY), 70])
yield (b'--frame\r\n' yield (b'--frame\r\n'
b'Content-Type: image/jpeg\r\n\r\n' + jpg.tobytes() + b'\r\n\r\n') b'Content-Type: image/jpeg\r\n\r\n' + jpg.tobytes() + b'\r\n\r\n')