Benchmark: drawImage: Copy from image or canvas

HTML Preparation code:

<canvas id="target" width="200" height="200"></canvas>

Script Preparation code:

var imagebase = "data:image/png;base64,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";

var image = document.createElement('img');
image.src = imagebase;
var canvas = document.createElement('canvas');
canvas.width = 200;
canvas.height = 200;
var ctx = canvas.getContext('2d');
var imageloaded = false;
var imageBitmap;
image.onload = async function() {
  ctx.drawImage(image, 0, 0);
  imageloaded = true;
  imageBitmap = await createImageBitmap(image)
};

var drawcanvas = document.getElementById('target');
var drawctx = drawcanvas.getContext('2d');

Tests:

copy image section
drawctx.drawImage(image, 50, 50, 120, 120, 5, 5, 120, 120);
copy canvas section
drawctx.drawImage(canvas, 50, 50, 120, 120, 5, 5, 120, 120);
copy imageBitmap
drawctx.drawImage(imageBitmap, 50, 50, 120, 120, 5, 5, 120, 120);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
copy image section
copy canvas section
copy imageBitmap

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

Based on the provided code, benchmark definitions, and latest benchmark results, I'll attempt to provide an answer.

From the provided `Html Preparation Code`, we can see that:

* A canvas element with id "target" is created with dimensions 200x200.
* The variable `imagebase` contains a URL of an image file.
* Three variables (`image`, `canvas`, and `drawctx`) are defined in the code, which will be used for drawing images on the canvas.

From the individual test cases:

1. "copy image section": This test case uses `drawctx.drawImage(image, 50, 50, 120, 120, 5, 5, 120, 120);`.
2. "copy canvas section": This test case uses `drawctx.drawImage(canvas, 50, 50, 120, 120, 5, 5, 120, 120);`. Note that the image is drawn from a variable named `canvas`, which seems to be an error since we don't see any initialization code for `canvas`.
3. "copy imageBitmap": This test case uses `drawctx.drawImage(imageBitmap, 50, 50, 120, 120, 5, 5, 120, 120);`.

From the latest benchmark results:

* Chrome 86 on a Windows Desktop executes each test case at approximately:
	+ 160403.171875 executions per second for "copy imageBitmap".
	+ 144467.125 executions per second for "copy canvas section" ( likely due to error in initialization).
	+ 139975.859375 executions per second for "copy image section".

Considering the results, it appears that:

* The "copy imageBitmap" test case is performing relatively well with a high execution rate.
* The "copy canvas section" test case seems to be struggling or has an issue with its initialization, resulting in a lower execution rate.

Without more information about the specific error or issues in the `canvas` variable initialization, it's challenging to provide further analysis or recommendations. If you'd like to share more details about the error or ask for help with debugging, I'm here to assist!

Related benchmarks:

drawImage: Copy from image or canvas (version: 0)

Comparing performance of: copy image section vs copy canvas section vs copy imageBitmap

Created: 8 years ago by: Guest

Jump to the latest result

copy image section

copy canvas section

copy imageBitmap

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):