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kluban's Issues

请教compressObserver对应的java写法

调用方法
Luban.with() .load(bitmap) .ignoreBy(500) .format(Bitmap.CompressFormat.WEBP) .compressObserver { onStart = { //Log.d(TAG, "onStart: ") } onCompletion = { Log.d(TAG, "onCompletion") } onSuccess = { Toast.makeText(this@MainActivity, "file" + it.name, Toast.LENGTH_LONG).show() mIv!!.setImageURI(Uri.fromFile(it)) } onError = { a, b -> Log.e(TAG, a.toString()) } }.launch()
中的compressObserver实现不会写,请教该怎么写 - -、
我目前是这么写的
Luban.Companion.with().load("").compressObserver(new Function1<CompressResult<String, File>, Unit>() { @Override public Unit invoke(CompressResult<String, File> stringFileCompressResult) { return null; } }).launch();

heic图片压缩后旋转

heic图片查看exif是有数据的,我看了源码的实现,是通过glide的一部分核心获取角度的,由于是heic,格式不同,所以取到的ImageType是UNKNOWN,所以角度获取到的是未知。但是glide显示却是正常的,KLuban直接拿了这个数据就有问题

大神 java版本调用 如何在compressObserver中获取压缩后的File? 对kotlin不太熟悉 可以出个java版本的demo吗

Luban.Companion.with(ProcessLifecycleOwner.get())
.load(bitmap)
.setOutPutDir(PathUtils.getExternalAppPicturesPath())
.useDownSample(true) //(可选)压缩算法 true采用邻近采样,否则使用双线性采样(纯文字图片效果绝佳)
.format(Bitmap.CompressFormat.JPEG)//(可选)压缩后输出文件格式 支持 JPG,PNG,WEBP
.ignoreBy(250) //(可选)期望大小,大小和图片呈现质量不能均衡所以压缩后不一定小于此值,
.quality(100) //(可选)质量压缩系数 0-100
.compressObserver(new Function1<CompressResult<Bitmap, File>, Unit>() {
@OverRide
public Unit invoke(CompressResult<Bitmap, File> bitmapFileCompressResult) {
bitmapFileCompressResult.setOnSuccess(new Function1<File, Unit>() {
@OverRide
public Unit invoke(File file) {
return null;
}
});
return null;
}
})
.launch();

上传部分图片时会抛出异常:InvalidMarkException: Mark has been invalidated, pos: 1423393 markLimit: 5242880

并不是所有图片都会抛异常,只有小部分图片会,但不知道是什么原因,希望可以排查一下
W/System.err: com.forjrking.lubankt.io.BufferedInputStreamWrap$InvalidMarkException: Mark has been invalidated, pos: 1423393 markLimit: 5242880
W/System.err: at com.forjrking.lubankt.io.BufferedInputStreamWrap.reset(BufferedInputStreamWrap.java:318)
W/System.err: at com.forjrking.lubankt.Checker$getOrientation$reader$1.getOrientation(Checker.kt:137)
W/System.err: at com.forjrking.lubankt.Checker.getOrientationInternal(Checker.kt:147)
W/System.err: at com.forjrking.lubankt.Checker.getOrientation(Checker.kt:141)
W/System.err: at com.forjrking.lubankt.Checker.getRotateDegree(Checker.kt:167)
W/System.err: at com.forjrking.lubankt.CompressEngine.compress(CompressEngine.kt:48)
W/System.err: at com.forjrking.lubankt.AbstractFileBuilder$compress$2.invokeSuspend(Luban.kt:294)
W/System.err: at com.forjrking.lubankt.AbstractFileBuilder$compress$2.invoke(Unknown Source:10)
W/System.err: at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:91)
W/System.err: at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:165)
W/System.err: at kotlinx.coroutines.BuildersKt.withContext(Unknown Source:1)
W/System.err: at com.forjrking.lubankt.AbstractFileBuilder.compress(Luban.kt:272)
W/System.err: at com.forjrking.lubankt.SingleRequestBuild$asyncRun$1$1.invokeSuspend(Luban.kt:320)
W/System.err: at com.forjrking.lubankt.SingleRequestBuild$asyncRun$1$1.invoke(Unknown Source:10)
W/System.err: at kotlinx.coroutines.flow.SafeFlow.collectSafely(Builders.kt:61)
W/System.err: at kotlinx.coroutines.flow.AbstractFlow.collect(Flow.kt:212)
W/System.err: at kotlinx.coroutines.flow.internal.ChannelFlowOperatorImpl.flowCollect(ChannelFlow.kt:207)
W/System.err: at kotlinx.coroutines.flow.internal.ChannelFlowOperator.collectTo$suspendImpl(ChannelFlow.kt:169)
W/System.err: at kotlinx.coroutines.flow.internal.ChannelFlowOperator.collectTo(Unknown Source:0)
W/System.err: at kotlinx.coroutines.flow.internal.ChannelFlow$collectToFun$1.invokeSuspend(ChannelFlow.kt:60)
W/System.err: at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
W/System.err: at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:106)
W/System.err: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
W/System.err: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
W/System.err: at java.lang.Thread.run(Thread.java:923)

图片地址:
谷歌网盘

能解答一下,这不部分的计算是根据啥么?

fun calculateQuality(context: Context): Int {
        val dm = DisplayMetrics()
        (context.getSystemService(Context.WINDOW_SERVICE) as WindowManager)
            .defaultDisplay.getMetrics(dm)
        val density = dm.density
        return if (density > 3f) {
            DEFAULT_LOW_QUALITY
        } else if (density > 2.5f && density <= 3f) {
            DEFAULT_QUALITY
        } else if (density > 2f && density <= 2.5f) {
            DEFAULT_HEIGHT_QUALITY
        } else if (density > 1.5f && density <= 2f) {
            DEFAULT_X_HEIGHT_QUALITY
        } else {
            DEFAULT_XX_HEIGHT_QUALITY
        }
    }

按我的理解,应该越低dpi的手机才应该压缩的越狠吧

16K图片压缩问题

我在测试16K的图片压缩时发现,压缩虽然能够完成,但是图片的画面完全丢失

压缩完后图片花屏错位

image
Luban.with(ProcessLifecycleOwner.get()) .load(filePath) .concurrent(true) .useDownSample(true) .ignoreBy(50*1000) .quality(80) .get()
1.0.7版本,在部分机型(oppo)偶现,图片右下角白色马赛克为水印,非压缩问题。

当上传某些图片的时候会出现崩溃

设备信息:小米 MIX 2S MIUI12开发版 20.9.4
Android 10

报错信息:
com.forjrking.lubankt.io.BufferedInputStreamWrap$InvalidMarkException: Mark has been invalidated, pos: 2497492 markLimit: 5242880
at com.forjrking.lubankt.io.BufferedInputStreamWrap.reset(BufferedInputStreamWrap.java:318)
at com.forjrking.lubankt.Checker$getOrientation$reader$1.getOrientation(Checker.kt:117)
at com.forjrking.lubankt.Checker.getOrientationInternal(Checker.kt:138)
at com.forjrking.lubankt.Checker.getOrientation(Checker.kt:121)
at com.forjrking.lubankt.CompressEngine.compress(CompressEngine.kt:48)
at com.forjrking.lubankt.Builder$compress$2.invokeSuspend(Luban.kt:270)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:56)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
at java.lang.Thread.run(Thread.java:919)
at com.forjrking.lubankt.CompressThreadFactory$newThread$thread$1.run(Luban.kt:385)

报错图片:
微信图片_20201208153531

编译失败, 2 files found with path 'META-INF/library_release.kotlin_module'.

2 files found with path 'META-INF/library_release.kotlin_module'.
Adding a packagingOptions block may help, please refer to
https://google.github.io/android-gradle-dsl/current/com.android.build.gradle.internal.dsl.PackagingOptions.html
for more information

  • 错误原因

implementation的另一个model也使用了 model 名称为library,且没有自定义命名。

  • 解决办法:

model build.gradle

...
    compileOptions {
        kotlinOptions.freeCompilerArgs += ['-module-name', "com.forjrking.lubankt.library"]
    }
...

压缩超长图片,特别耗时的问题

作者您好,首先感谢开源并持续维护这么好用的压缩库。
我在使用的过程中发现,压缩正常大小图片(50005000左右)速度正常,大概耗时不到1秒钟。
但如果是超长或超宽图片,会非常耗时。在荣耀30Pro上,1080
35120(11.58MB)的图片压缩,耗时6秒钟。
希望作者可以优化下。
期待回复,感谢!

在项目中使用遇到一个问题

您好,我在项目中引用了一个图片选择库,并且剪裁之后使用您的库进行压缩,然而打印日志发现了一个问题。剪裁出的圆形图片压缩后,file依然是原文件,使用其他剪裁出来的图片可以正常压缩,想请教一下是什么原因。
这是我用的图片库地址:https://github.com/yangpeixing/YImagePicker

rename 返回的是整个路径不是文件名

源代码:

 //组合一个名字给输出文件
            val cacheFile = "$mOutPutDir/${System.nanoTime()}.${type.suffix}"
            //重命名接口
            val outFile = if (mRenamePredicate != null) {
                File(mRenamePredicate!!.invoke(cacheFile))
            } else {
                File(cacheFile)
            }

而且有了 setOutPutDir 设置输出目录
rename这里应该就是只修改文件名

另:
我觉得压缩后文件名应该使用原文件名,这样比较合理;
上传后展示上传的文件名,用时间戳是区分不出来哪个对哪个的。

请问有非androidX的版本吗?

如题,因为在为公司写一个标准化的SDK,该SDK会对接多个APP平台,所以有些项目还未把androidX做迁移,所以是否可以提供一个非androidX的版本呢?

压缩图片抛InvalidMarkException

型号:魅族 PRO6
版本号:Flyme 7.3.0.0A
android版本 7.1.1

//不加载进内存
options.inJustDecodeBounds = true
 //不加载进内存解析一次 获取宽高
BitmapFactory.decodeStream(srcStream.rewindAndGet(), null, options)

在这之后,markPos变成-1。想不通,为啥这个decodeStream会读取整个文件流导致超出marklimit。
这个文件流是一个大图片

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