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clean up Library image fetching tests

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- clean up the decode-and-save-png-image callback
This commit is contained in:
alexiscatnip
2022-08-06 02:43:06 +08:00
committed by alexiscatnip
parent 8bb7deeb2d
commit 260335fa80
1 changed files with 31 additions and 18 deletions
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Assets/Tests/LMV_ExtendedTests/LMVLibraryImageFetchingTests.cs
+31 -18
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@@ -346,34 +346,47 @@ namespace Raindrop.Tests
yield break;
}
// Callback for DownloadManager, this will Fetching and saving the desired image.
// this callback is known to run on non-main thread.
private void Callback_DecodeAndSaveFileAsPNG(TextureRequestState state, AssetTexture assettexture)
// Callback for DownloadManager.
// It will fetch and save the desired image as .png.
private void Callback_DecodeAndSaveFileAsPNG(
TextureRequestState state,
AssetTexture assettexture)
{
//assert download is finished
Debug.Log("downloaded bytes: " + assettexture.AssetData.Length);
if (state != TextureRequestState.Finished)
{
Assert.Fail();
}
//save that image, jp2
Assert.True(state == TextureRequestState.Finished);
//save image as jp2
var basepath = instance.ClientDir + "/test_cache/";
var relativepath1 = assettexture.AssetID.ToString() + ".jp2";
DirectoryHelpers.WriteToFile(assettexture.AssetData, Path.Combine(basepath, relativepath1));
DirectoryHelpers.WriteToFile(
assettexture.AssetData,
Path.Combine(basepath, relativepath1));
//j2p -> t2d -> png
//needs to be on main thread...
// image encoding conversion:
// j2p -> t2d -> png
UnityMainThreadDispatcher.Instance().Enqueue(() =>
{
assettexture.Decode(); //needs to be on main thread...
var t2d = TexturePoolSelfImpl.GetInstance().GetFromPool(TextureFormat.ARGB32);
assettexture.Image.ExportTex2D(t2d); //decode: assetData -> texture
// j2p -> t2d -> MI (RGB bitmap)
assettexture.Decode();
var t2d =
TexturePoolSelfImpl.GetInstance().
GetFromPool(TextureFormat.ARGB32);
// MI (RGB bitmap) -> Texture2D
assettexture.Image.ExportTex2D(t2d);
var bytes = t2d.EncodeToPNG();
//save that image, png
var relativepath2 = assettexture.AssetID.ToString() + ".png";//this is a image with wrong channels.
DirectoryHelpers.WriteToFile(bytes, Path.Combine(basepath, relativepath2));
// save that image as png
// WARN: this is a image with BGR channels.
var relativepath2 =
assettexture.AssetID.ToString() + ".png";
DirectoryHelpers.WriteToFile(
bytes,
Path.Combine(basepath, relativepath2));
});