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sago35
f2e5278965
* Copy from go1.17 image package * Remove unnecessary files * Reduce memory usage * Add examples/ili9341/slideshow * image: add ./image/README.md * image: change convert2bin to . /cmd * Makefile: add ./cmd to NOTEST
18 lines
553 B
Go
18 lines
553 B
Go
package png
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var (
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callback Callback = func(data []uint16, x, y, w, h, width, height int16) {}
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callbackBuf []uint16
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)
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// A portion of the image data consisting of data, x, y, w, and h is passed to
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// Callback. The size of the whole image is passed as width and height.
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type Callback func(data []uint16, x, y, w, h, width, height int16)
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// SetCallback registers the buffer and fn required for Callback. Callback can
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// be called multiple times by calling Decode().
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func SetCallback(buf []uint16, fn Callback) {
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callbackBuf = buf
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callback = fn
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}
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