OSD Transparency Control for Live View Image Capture

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Solution Overview

Problem

Users cannot recognize the transparency of OSD for recording when it differs from the transparency set for display, leading to confusion during image capture.

Innovation Solution

An image capturing control apparatus with a transparency setting unit for OSD on live view images, a combined recording-setting unit for recording OSD with images, and a control unit that displays OSD at the set transparency for recording, allowing users to recognize and manage transparency settings for both display and recording.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If OSD transparency is set individually for each video output destination (display device and recording medium), then the transparency can be optimized for each destination, but the user cannot recognize the transparency setting for recording when it differs from the display transparency

Engineering Contradiction:
ImproveOSD transparency optimization for different destinationsVSAvoidUser awareness of recording transparency setting
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The system provides visual feedback by displaying information about the recording transparency setting on the display device. When the recording transparency differs from the display transparency, the system shows this difference to the user, enabling the user to recognize the actual transparency that will be applied to recorded images.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system introduces an intermediary information display that mediates between the display transparency setting and the recording transparency setting. This intermediary shows the relationship between the two transparency values, helping the user understand what will be recorded without changing the actual transparency optimization for each destination.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If OSD transparency for display and OSD transparency for recording are set to different values, then each can be optimized independently, but this creates confusion for users about what transparency will be applied to recorded images

Engineering Contradiction:
ImproveIndependent transparency setting flexibilityVSAvoidUser understanding of transparency settings
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The system maintains independent transparency settings for display and recording while providing feedback information to the user. The display shows information indicating the recording transparency setting, allowing users to understand what will be recorded while preserving the ability to optimize each transparency independently for its respective purpose.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system uses visual differentiation (analogous to color changes) to distinguish between display transparency and recording transparency settings. By showing the recording transparency information in a distinguishable manner on the display, users can easily recognize the difference between the two settings without confusion.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS11570366B2Image capturing control apparatus capable of displaying OSD and image capturing control method
Publication Date: 2023.01.31 CANON KK
  • US11570366B2 patent drawing
  • US11570366B2 patent drawing
  • US11570366B2 patent drawing

AI summary

An image capturing control apparatus that enables a user to recognize a transparency of OSD for recording. A system controller sets a transparency of OSD superimposed on a captured LV image and sets whether or not to record the captured image in a state combined with the OSD, as an image file. The OSD is displayed in a state superimposed on the LV image at a transparency of OSD for display, regardless of a setting concerning recording of the image file, and in a case where it is set to record the LV image in the state combined with the OSD, the OSD is displayed according to a specific operation, in a state superimposed on the LV image, at a transparency of OSD for recording, regardless of the transparency of OSD for display.