Tag：Save pictures
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Time：2020-3-19
This paper introduces how to realize the function of long press to save pictures in H5. Long press to save pictures is a very common requirement in H5, but JS does not have such a capability, so it can either use Android or IOS’s native capability, Or we can use canvas to draw a (screenshot) […]
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Time：2020-2-18
The example of this article describes the Android development to save pictures to mobile album. To share with you for your reference, as follows: There is a very common demand, when saving pictures, customers need to see that picture in the album. Sometimes it’s saved successfully (I / O stream writes pictures to sdcard), but […]
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Time：2020-2-8
The example of this article describes the function of saving pictures to albums developed and implemented by Android. To share with you for your reference, as follows: If you don’t talk much, the effect is first: Click the picture to callSavebitmapfromview (view view) of savephoto;Method to save pictures automatically //Click the picture to save imageView.setOnClickListener(new […]
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Time：2019-8-7
This paper introduces an example of how HTML 2 canvas saves high-definition pictures in div, and shares it with you. The details are as follows: Http://www.bootcdn.cn/(html2canvans can be searched) 1. Select the HTML 2 canvas version (this version can be magnified to ensure clear pictures) Canvas images generated by default are very blurred on the […]
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Time：2019-6-5
I. Introduction Requirement: Save HTML5 content as a pictureThought: Generate Base64 pictures by Canvas drawing, and save them locally by long pressQuestion: Canvas prohibits cross-domain, Android Wechat Length from compressing pictures that cannot be saved by Base64 or pulled by servers II. Specific issues Question 1: Canvas is forbidden to cross domains. If the image […]
