diff --git a/app/src/main/java/io/legado/app/api/controller/BookController.kt b/app/src/main/java/io/legado/app/api/controller/BookController.kt
index 30f887ed3..8771c8225 100644
--- a/app/src/main/java/io/legado/app/api/controller/BookController.kt
+++ b/app/src/main/java/io/legado/app/api/controller/BookController.kt
@@ -21,8 +21,8 @@ import io.legado.app.model.localBook.EpubFile
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.model.localBook.UmdFile
 import io.legado.app.model.webBook.WebBook
-import io.legado.app.utils.*
 import io.legado.app.ui.book.read.page.provider.ImageProvider
+import io.legado.app.utils.*
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.runBlocking
 import splitties.init.appCtx
@@ -87,9 +87,11 @@ object BookController {
             this.bookSource = appDb.bookSourceDao.getBookSource(book.origin)
         }
         this.bookUrl = bookUrl
-        return ImageProvider.getImage(book, src, bookSource, width, width)?.let {
-            returnData.setData(it)
-        } ?: returnData.setErrorMsg("图片加载失败或不存在")
+        val bitmap = runBlocking {
+            ImageProvider.cacheImage(book, src, bookSource)
+            ImageProvider.getImage(book, src, width, width)
+        }
+        return returnData.setData(bitmap)
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/constant/AppLog.kt b/app/src/main/java/io/legado/app/constant/AppLog.kt
index 75311752a..e4d6c2911 100644
--- a/app/src/main/java/io/legado/app/constant/AppLog.kt
+++ b/app/src/main/java/io/legado/app/constant/AppLog.kt
@@ -31,7 +31,7 @@ object AppLog {
     }
 
     fun putDebug(message: String?, throwable: Throwable? = null) {
-        if (AppConfig.recordLog) {
+        if (AppConfig.recordLog || BuildConfig.DEBUG) {
             put(message, throwable)
         }
     }
diff --git a/app/src/main/java/io/legado/app/data/entities/Book.kt b/app/src/main/java/io/legado/app/data/entities/Book.kt
index 568778d14..e042d2525 100644
--- a/app/src/main/java/io/legado/app/data/entities/Book.kt
+++ b/app/src/main/java/io/legado/app/data/entities/Book.kt
@@ -193,7 +193,14 @@ data class Book(
     }
 
     fun getUseReplaceRule(): Boolean {
-        return config.useReplaceRule ?: AppConfig.replaceEnableDefault
+        val useReplaceRule = config.useReplaceRule
+        if (useReplaceRule != null) {
+            return useReplaceRule
+        }
+        if (type == BookType.image) {
+            return false
+        }
+        return AppConfig.replaceEnableDefault
     }
 
     fun setReSegment(reSegment: Boolean) {
diff --git a/app/src/main/java/io/legado/app/help/BookHelp.kt b/app/src/main/java/io/legado/app/help/BookHelp.kt
index dfb7b5193..7e68c778c 100644
--- a/app/src/main/java/io/legado/app/help/BookHelp.kt
+++ b/app/src/main/java/io/legado/app/help/BookHelp.kt
@@ -1,5 +1,6 @@
 package io.legado.app.help
 
+import io.legado.app.constant.AppLog
 import io.legado.app.constant.AppPattern
 import io.legado.app.constant.EventBus
 import io.legado.app.data.appDb
@@ -126,7 +127,7 @@ object BookHelp {
                 ).writeBytes(it)
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            AppLog.putDebug("${src}下载错误", e)
         } finally {
             downloadImages.remove(src)
         }
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt b/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
index 56f5b4bfd..0728b1db3 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
@@ -2,7 +2,7 @@ package io.legado.app.help.http.cronet
 
 import io.legado.app.help.http.okHttpClient
 import io.legado.app.utils.DebugLog
-import io.legado.app.utils.rethrowAsIOException
+import io.legado.app.utils.asIOException
 import okhttp3.*
 import okhttp3.EventListener
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
@@ -27,12 +27,24 @@ abstract class AbsCallBack(
 
     var mResponse: Response
 
-    var mException: IOException? = null
     private var followCount = 0
 
 
+    @Throws(IOException::class)
     abstract fun waitForDone(urlRequest: UrlRequest): Response
 
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    abstract fun onError(error: IOException)
+
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    abstract fun onSuccess(response: Response)
+
 
     override fun onRedirectReceived(
         request: UrlRequest,
@@ -41,10 +53,13 @@ abstract class AbsCallBack(
     ) {
         if (followCount > MAX_FOLLOW_COUNT) {
             request.cancel()
-            mException = IOException("Too many redirect")
+            onError(IOException("Too many redirect"))
+            return
         }
         if (mCall.isCanceled()) {
-            mException = IOException("Request Canceled")
+            onError(IOException("Request Canceled"))
+            request.cancel()
+            return
         }
         followCount += 1
         val client = okHttpClient
@@ -55,7 +70,7 @@ abstract class AbsCallBack(
         } else if (okHttpClient.followRedirects) {
             request.followRedirect()
         } else {
-            mException = IOException("Too many redirect")
+            onError(IOException("Too many redirect"))
             request.cancel()
         }
     }
@@ -73,7 +88,7 @@ abstract class AbsCallBack(
     }
 
 
-    @Throws(Exception::class)
+    @Throws(IOException::class)
     override fun onReadCompleted(
         request: UrlRequest,
         info: UrlResponseInfo,
@@ -83,7 +98,7 @@ abstract class AbsCallBack(
 
         if (mCall.isCanceled()) {
             request.cancel()
-            mException = IOException("Request Canceled")
+            onError(IOException("Request Canceled"))
         }
 
         byteBuffer.flip()
@@ -91,9 +106,9 @@ abstract class AbsCallBack(
         try {
             buffer.write(byteBuffer)
         } catch (e: IOException) {
-            DebugLog.i(javaClass.name, "IOException during ByteBuffer read. Details: ", e)
-            mException = IOException("IOException during ByteBuffer read. Details:", e)
-            throw e
+            DebugLog.e(javaClass.name, "IOException during ByteBuffer read. Details: ", e)
+            onError(IOException("IOException during ByteBuffer read. Details:", e))
+            return
         }
         byteBuffer.clear()
         request.read(byteBuffer)
@@ -108,7 +123,8 @@ abstract class AbsCallBack(
             buffer.asResponseBody(contentType)
         val newRequest = originalRequest.newBuilder().url(info.url).build()
         this.mResponse = this.mResponse.newBuilder().body(responseBody).request(newRequest).build()
-        DebugLog.i(javaClass.simpleName, "end[${info.negotiatedProtocol}]${info.url}")
+        onSuccess(this.mResponse)
+        //DebugLog.i(javaClass.simpleName, "end[${info.negotiatedProtocol}]${info.url}")
 
         eventListener?.callEnd(mCall)
         if (responseCallback != null) {
@@ -123,8 +139,8 @@ abstract class AbsCallBack(
 
     //UrlResponseInfo可能为null
     override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        DebugLog.i(javaClass.name, error.message.toString())
-        mException = error.rethrowAsIOException()
+        DebugLog.e(javaClass.name, error.message.toString())
+        onError(error.asIOException())
         this.eventListener?.callFailed(mCall, error)
         responseCallback?.onFailure(mCall, error)
     }
@@ -132,7 +148,7 @@ abstract class AbsCallBack(
     override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
         super.onCanceled(request, info)
         this.eventListener?.callEnd(mCall)
-        mException = IOException("Cronet Request Canceled")
+        onError(IOException("Cronet Request Canceled"))
     }
 
 
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
index c3e2ae992..954d2f62f 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
@@ -2,6 +2,7 @@ package io.legado.app.help.http.cronet
 
 import io.legado.app.constant.AppLog
 import io.legado.app.help.config.AppConfig
+import io.legado.app.help.http.okHttpClient
 import io.legado.app.utils.DebugLog
 import okhttp3.Headers
 import okhttp3.MediaType
@@ -13,11 +14,8 @@ import org.chromium.net.UploadDataProviders
 import org.chromium.net.UrlRequest
 import splitties.init.appCtx
 
-import java.util.concurrent.ExecutorService
-import java.util.concurrent.Executors
 
-
-val executor: ExecutorService by lazy { Executors.newCachedThreadPool() }
+//val executor: ExecutorService by lazy { Executors.newCachedThreadPool() }
 
 val cronetEngine: ExperimentalCronetEngine? by lazy {
     if (!AppConfig.isGooglePlay) {
@@ -48,7 +46,11 @@ fun buildRequest(request: Request, callback: UrlRequest.Callback): UrlRequest? {
     val url = request.url.toString()
     val headers: Headers = request.headers
     val requestBody = request.body
-    return cronetEngine?.newUrlRequestBuilder(url, callback, executor)?.apply {
+    return cronetEngine?.newUrlRequestBuilder(
+        url,
+        callback,
+        okHttpClient.dispatcher.executorService
+    )?.apply {
         setHttpMethod(request.method)//设置
         allowDirectExecutor()
         headers.forEachIndexed { index, _ ->
@@ -65,7 +67,7 @@ fun buildRequest(request: Request, callback: UrlRequest.Callback): UrlRequest? {
             requestBody.writeTo(buffer)
             setUploadDataProvider(
                 UploadDataProviders.create(buffer.readByteArray()),
-                executor
+                okHttpClient.dispatcher.executorService
             )
 
         }
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
index 124b6163f..74b685128 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
@@ -49,7 +49,6 @@ class CronetInterceptor(private val cookieJar: CookieJar?) : Interceptor {
             OldCallback(request, call)
         }
         buildRequest(request, callBack)?.let {
-            it.start()
             return callBack.waitForDone(it)
         }
         return null
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
index b06d0719b..34ad3e5f5 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
@@ -268,7 +268,8 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             return
         }
         download = true
-        executor.execute {
+
+        Coroutine.async {
             val result = downloadFileIfNotExist(url, downloadTempFile)
             DebugLog.d(javaClass.simpleName, "download result:$result")
             //文件md5再次校验
@@ -279,7 +280,7 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
                     downloadTempFile.deleteOnExit()
                 }
                 download = false
-                return@execute
+                return@async
             }
             DebugLog.d(javaClass.simpleName, "download success, copy to $destSuccessFile")
             //下载成功拷贝文件
@@ -289,6 +290,9 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             @Suppress("SameParameterValue")
             deleteHistoryFile(parentFile!!, null)
         }
+//        executor.execute {
+//
+//        }
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt b/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
index 6a0d0eeff..7960f54f8 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
@@ -6,11 +6,8 @@ import androidx.annotation.RequiresApi
 import okhttp3.Call
 import okhttp3.Request
 import okhttp3.Response
-import org.chromium.net.CronetException
 import org.chromium.net.UrlRequest
-import org.chromium.net.UrlResponseInfo
 import java.io.IOException
-import java.nio.ByteBuffer
 import java.util.concurrent.CompletableFuture
 import java.util.concurrent.TimeUnit
 
@@ -21,45 +18,29 @@ class NewCallBack(originalRequest: Request, mCall: Call) : AbsCallBack(originalR
 
     @Throws(IOException::class)
     override fun waitForDone(urlRequest: UrlRequest): Response {
-        return responseFuture.get(mCall.timeout().timeoutNanos(), TimeUnit.NANOSECONDS)
-    }
-
-    override fun onRedirectReceived(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        newLocationUrl: String
-    ) {
-        super.onRedirectReceived(request, info, newLocationUrl)
-        if (mException != null) {
-            responseFuture.completeExceptionally(mException)
+        urlRequest.start()
+        return if (mCall.timeout().timeoutNanos() > 0) {
+            responseFuture.get(mCall.timeout().timeoutNanos(), TimeUnit.NANOSECONDS)
+        } else {
+            return responseFuture.get()
         }
-    }
-
-
-    override fun onReadCompleted(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        byteBuffer: ByteBuffer
-    ) {
-        super.onReadCompleted(request, info, byteBuffer)
-        if (mException != null) {
-            responseFuture.completeExceptionally(mException)
-        }
-    }
 
-    override fun onSucceeded(request: UrlRequest, info: UrlResponseInfo) {
-        super.onSucceeded(request, info)
-        responseFuture.complete(mResponse)
     }
 
-    override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        super.onFailed(request, info, error)
-        responseFuture.completeExceptionally(mException)
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    override fun onError(error: IOException) {
+        responseFuture.completeExceptionally(error)
     }
 
-    override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
-        super.onCanceled(request, info)
-        responseFuture.completeExceptionally(mException)
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    override fun onSuccess(response: Response) {
+        responseFuture.complete(response)
     }
 
 
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt b/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
index 20ad29c60..3107187df 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
@@ -4,20 +4,19 @@ import android.os.ConditionVariable
 import okhttp3.Call
 import okhttp3.Request
 import okhttp3.Response
-import org.chromium.net.CronetException
 import org.chromium.net.UrlRequest
-import org.chromium.net.UrlResponseInfo
 import java.io.IOException
-import java.nio.ByteBuffer
 
 class OldCallback(originalRequest: Request, mCall: Call) : AbsCallBack(originalRequest, mCall) {
 
     private val mResponseCondition = ConditionVariable()
+    private var mException: IOException? = null
 
     @Throws(IOException::class)
     override fun waitForDone(urlRequest: UrlRequest): Response {
         //获取okhttp call的完整请求的超时时间
         val timeOutMs: Long = mCall.timeout().timeoutNanos() / 1000000
+        urlRequest.start()
         if (timeOutMs > 0) {
             mResponseCondition.block(timeOutMs)
         } else {
@@ -32,35 +31,25 @@ class OldCallback(originalRequest: Request, mCall: Call) : AbsCallBack(originalR
         if (mException != null) {
             throw mException as IOException
         }
-        return this.mResponse
+        return mResponse
     }
 
-
-    override fun onReadCompleted(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        byteBuffer: ByteBuffer
-    ) {
-        super.onReadCompleted(request, info, byteBuffer)
-        if (mException != null) {
-            mResponseCondition.open()
-        }
-    }
-
-    override fun onSucceeded(request: UrlRequest, info: UrlResponseInfo) {
-        super.onSucceeded(request, info)
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    override fun onError(error: IOException) {
+        mException = error
         mResponseCondition.open()
     }
 
-    override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        super.onFailed(request, info, error)
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    override fun onSuccess(response: Response) {
         mResponseCondition.open()
     }
 
 
-    override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
-        super.onCanceled(request, info)
-        mResponseCondition.open()
-    }
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/book/read/PhotoDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/PhotoDialog.kt
index c072debc4..50eb3a9e5 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/PhotoDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/PhotoDialog.kt
@@ -5,9 +5,10 @@ import android.view.View
 import io.legado.app.R
 import io.legado.app.base.BaseDialogFragment
 import io.legado.app.databinding.DialogPhotoViewBinding
+import io.legado.app.help.BookHelp
+import io.legado.app.help.glide.ImageLoader
 import io.legado.app.model.BookCover
 import io.legado.app.model.ReadBook
-import io.legado.app.ui.book.read.page.provider.ImageProvider
 import io.legado.app.utils.setLayout
 import io.legado.app.utils.viewbindingdelegate.viewBinding
 
@@ -40,17 +41,12 @@ class PhotoDialog() : BaseDialogFragment(R.layout.dialog_photo_view) {
         arguments?.let {
             val path = it.getString("path")
             if (path.isNullOrEmpty()) {
-                val chapterIndex = it.getInt("chapterIndex")
-                val src = it.getString("src")
                 ReadBook.book?.let { book ->
-                    src?.let {
-                        execute {
-                            ImageProvider.getImage(book, src, ReadBook.bookSource)
-                        }.onSuccess { bitmap ->
-                            if (bitmap != null) {
-                                binding.photoView.setImageBitmap(bitmap)
-                            }
-                        }
+                    it.getString("src")?.let { src ->
+                        val file = BookHelp.getImage(book, src)
+                        ImageLoader.load(requireContext(), file)
+                            .error(R.drawable.image_loading_error)
+                            .into(binding.photoView)
                     }
                 }
             } else {
diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt b/app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt
index 5ba2d0958..5fd7e37cd 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/ContentTextView.kt
@@ -82,43 +82,36 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
     private fun drawPage(canvas: Canvas) {
         var relativeOffset = relativeOffset(0)
         textPage.textLines.forEach { textLine ->
-            draw(canvas, textLine, relativeOffset)
+            draw(canvas, textPage, textLine, relativeOffset)
         }
         if (!callBack.isScroll) return
         //滚动翻页
         if (!pageFactory.hasNext()) return
-        val nextPage = relativePage(1)
+        val textPage1 = relativePage(1)
         relativeOffset = relativeOffset(1)
-        nextPage.textLines.forEach { textLine ->
-            draw(canvas, textLine, relativeOffset)
+        textPage1.textLines.forEach { textLine ->
+            draw(canvas, textPage1, textLine, relativeOffset)
         }
         if (!pageFactory.hasNextPlus()) return
         relativeOffset = relativeOffset(2)
         if (relativeOffset < ChapterProvider.visibleHeight) {
-            relativePage(2).textLines.forEach { textLine ->
-                draw(canvas, textLine, relativeOffset)
+            val textPage2 = relativePage(2)
+            textPage2.textLines.forEach { textLine ->
+                draw(canvas, textPage2, textLine, relativeOffset)
             }
         }
     }
 
     private fun draw(
         canvas: Canvas,
+        textPage: TextPage,
         textLine: TextLine,
         relativeOffset: Float,
     ) {
         val lineTop = textLine.lineTop + relativeOffset
         val lineBase = textLine.lineBase + relativeOffset
         val lineBottom = textLine.lineBottom + relativeOffset
-        drawChars(
-            canvas,
-            textLine.textChars,
-            lineTop,
-            lineBase,
-            lineBottom,
-            textLine.isTitle,
-            textLine.isReadAloud,
-            textLine.isImage
-        )
+        drawChars(canvas, textPage, textLine, lineTop, lineBase, lineBottom)
     }
 
     /**
@@ -126,23 +119,21 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
      */
     private fun drawChars(
         canvas: Canvas,
-        textChars: List<TextChar>,
+        textPage: TextPage,
+        textLine: TextLine,
         lineTop: Float,
         lineBase: Float,
         lineBottom: Float,
-        isTitle: Boolean,
-        isReadAloud: Boolean,
-        isImageLine: Boolean
     ) {
-        val textPaint = if (isTitle) {
+        val textPaint = if (textLine.isTitle) {
             ChapterProvider.titlePaint
         } else {
             ChapterProvider.contentPaint
         }
-        val textColor = if (isReadAloud) context.accentColor else ReadBookConfig.textColor
-        textChars.forEach {
+        val textColor = if (textLine.isReadAloud) context.accentColor else ReadBookConfig.textColor
+        textLine.textChars.forEach {
             if (it.isImage) {
-                drawImage(canvas, it, lineTop, lineBottom, isImageLine)
+                drawImage(canvas, textPage, textLine, it, lineTop, lineBottom)
             } else {
                 textPaint.color = textColor
                 if (it.isSearchResult) {
@@ -159,34 +150,34 @@ class ContentTextView(context: Context, attrs: AttributeSet?) : View(context, at
     /**
      * 绘制图片
      */
+    @Suppress("UNUSED_PARAMETER")
     private fun drawImage(
         canvas: Canvas,
+        textPage: TextPage,
+        textLine: TextLine,
         textChar: TextChar,
         lineTop: Float,
-        lineBottom: Float,
-        isImageLine: Boolean
+        lineBottom: Float
     ) {
         val book = ReadBook.book ?: return
-        ImageProvider.getImage(
+        val bitmap = ImageProvider.getImage(
             book,
             textChar.charData,
-            ReadBook.bookSource,
             (textChar.end - textChar.start).toInt(),
             (lineBottom - lineTop).toInt()
-        )?.let { bitmap ->
-            val rectF = if (isImageLine) {
-                RectF(textChar.start, lineTop, textChar.end, lineBottom)
-            } else {
-                /*以宽度为基准保持图片的原始比例叠加，当div为负数时，允许高度比字符更高*/
-                val h = (textChar.end - textChar.start) / bitmap.width * bitmap.height
-                val div = (lineBottom - lineTop - h) / 2
-                RectF(textChar.start, lineTop + div, textChar.end, lineBottom - div)
-            }
-            kotlin.runCatching {
-                canvas.drawBitmap(bitmap, null, rectF, null)
-            }.onFailure { e ->
-                context.toastOnUi(e.localizedMessage)
-            }
+        )
+        val rectF = if (textLine.isImage) {
+            RectF(textChar.start, lineTop, textChar.end, lineBottom)
+        } else {
+            /*以宽度为基准保持图片的原始比例叠加，当div为负数时，允许高度比字符更高*/
+            val h = (textChar.end - textChar.start) / bitmap.width * bitmap.height
+            val div = (lineBottom - lineTop - h) / 2
+            RectF(textChar.start, lineTop + div, textChar.end, lineBottom - div)
+        }
+        kotlin.runCatching {
+            canvas.drawBitmap(bitmap, null, rectF, null)
+        }.onFailure { e ->
+            context.toastOnUi(e.localizedMessage)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
index d8c821e6d..4b7fb2168 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt
@@ -208,22 +208,23 @@ object ChapterProvider {
         imageStyle: String?,
     ): Float {
         var durY = y
-        ImageProvider.getImageSize(book, src, ReadBook.bookSource).let {
+        val size = ImageProvider.getImageSize(book, src, ReadBook.bookSource)
+        if (size.width > 0 && size.height > 0) {
             if (durY > visibleHeight) {
                 textPages.last().height = durY
                 textPages.add(TextPage())
                 durY = 0f
             }
-            var height = it.height
-            var width = it.width
+            var height = size.height
+            var width = size.width
             when (imageStyle?.toUpperCase(Locale.ROOT)) {
                 Book.imgStyleFull -> {
                     width = visibleWidth
-                    height = it.height * visibleWidth / it.width
+                    height = size.height * visibleWidth / size.width
                 }
                 else -> {
-                    if (it.width > visibleWidth) {
-                        height = it.height * visibleWidth / it.width
+                    if (size.width > visibleWidth) {
+                        height = size.height * visibleWidth / size.width
                         width = visibleWidth
                     }
                     if (height > visibleHeight) {
diff --git a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt
index 605fc5eff..2de937b44 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/page/provider/ImageProvider.kt
@@ -9,16 +9,13 @@ import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookSource
 import io.legado.app.help.BookHelp
 import io.legado.app.help.coroutine.Coroutine
-import io.legado.app.help.glide.ImageLoader
 import io.legado.app.model.localBook.EpubFile
+import io.legado.app.utils.BitmapUtils
 import io.legado.app.utils.FileUtils
 import io.legado.app.utils.isXml
-import kotlinx.coroutines.runBlocking
-import kotlinx.coroutines.suspendCancellableCoroutine
 import splitties.init.appCtx
 import java.io.File
 import java.io.FileOutputStream
-import kotlin.coroutines.resume
 
 object ImageProvider {
 
@@ -26,7 +23,7 @@ object ImageProvider {
         BitmapFactory.decodeResource(appCtx.resources, R.drawable.image_loading_error)
     }
 
-    private suspend fun cacheImage(
+    suspend fun cacheImage(
         book: Book,
         src: String,
         bookSource: BookSource?
@@ -54,59 +51,26 @@ object ImageProvider {
         bookSource: BookSource?
     ): Size {
         val file = cacheImage(book, src, bookSource)
-        return suspendCancellableCoroutine { block ->
-            kotlin.runCatching {
-                ImageLoader.loadBitmap(appCtx, file.absolutePath).submit()
-                    .getSize { width, height ->
-                        block.resume(Size(width, height))
-                    }
-            }.onFailure {
-                block.resume(Size(errorBitmap.width, errorBitmap.height))
-            }
-        }
+        val op = BitmapFactory.Options()
+        // inJustDecodeBounds如果设置为true,仅仅返回图片实际的宽和高,宽和高是赋值给opts.outWidth,opts.outHeight;
+        op.inJustDecodeBounds = true
+        BitmapFactory.decodeFile(file.absolutePath, op)
+        return Size(op.outWidth, op.outHeight)
     }
 
     fun getImage(
         book: Book,
         src: String,
-        bookSource: BookSource?,
         width: Int,
         height: Int
-    ): Bitmap? {
-        val vFile = runBlocking {
-            cacheImage(book, src, bookSource)
-        }
-        return try {
-            ImageLoader.loadBitmap(appCtx, vFile.absolutePath)
-                .submit(width, height)
-                .get()
-        } catch (e: Exception) {
-            Coroutine.async {
-                putDebug("${vFile.absolutePath} 解码失败\n${e.toString()}", e)
-                if (FileUtils.readText(vFile.absolutePath).isXml()) {
-                    putDebug("${vFile.absolutePath}为xml，自动删除")
-                    vFile.delete()
-                }
-            }
-            errorBitmap
-        }
-    }
-
-    fun getImage(
-        book: Book,
-        src: String,
-        bookSource: BookSource?
-    ): Bitmap? {
-        val vFile = runBlocking {
-            cacheImage(book, src, bookSource)
-        }
+    ): Bitmap {
+        val vFile = BookHelp.getImage(book, src)
+        @Suppress("BlockingMethodInNonBlockingContext")
         return try {
-            ImageLoader.loadBitmap(appCtx, vFile.absolutePath)
-                .submit(ChapterProvider.visibleWidth, ChapterProvider.visibleHeight)
-                .get()
+            BitmapUtils.decodeBitmap(vFile.absolutePath, width, height)
         } catch (e: Exception) {
             Coroutine.async {
-                putDebug("${vFile.absolutePath} 解码失败\n${e.toString()}", e)
+                putDebug("${vFile.absolutePath} 解码失败\n$e", e)
                 if (FileUtils.readText(vFile.absolutePath).isXml()) {
                     putDebug("${vFile.absolutePath}为xml，自动删除")
                     vFile.delete()
diff --git a/app/src/main/java/io/legado/app/utils/BitmapUtils.kt b/app/src/main/java/io/legado/app/utils/BitmapUtils.kt
index 92bfff174..9fbba9c02 100644
--- a/app/src/main/java/io/legado/app/utils/BitmapUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/BitmapUtils.kt
@@ -7,7 +7,6 @@ import android.graphics.*
 import android.graphics.Bitmap.Config
 import android.view.View
 import com.google.android.renderscript.Toolkit
-import java.io.FileInputStream
 import java.io.IOException
 import kotlin.math.*
 
@@ -27,10 +26,9 @@ object BitmapUtils {
     @Throws(IOException::class)
     fun decodeBitmap(path: String, width: Int, height: Int): Bitmap {
         val op = BitmapFactory.Options()
-        val ips = FileInputStream(path)
         // inJustDecodeBounds如果设置为true,仅仅返回图片实际的宽和高,宽和高是赋值给opts.outWidth,opts.outHeight;
         op.inJustDecodeBounds = true
-        BitmapFactory.decodeFileDescriptor(ips.fd, null, op)
+        BitmapFactory.decodeFile(path, op)
         //获取比例大小
         val wRatio = ceil((op.outWidth / width).toDouble()).toInt()
         val hRatio = ceil((op.outHeight / height).toDouble()).toInt()
@@ -43,7 +41,7 @@ object BitmapUtils {
             }
         }
         op.inJustDecodeBounds = false
-        return BitmapFactory.decodeFileDescriptor(ips.fd, null, op)
+        return BitmapFactory.decodeFile(path, op)
     }
 
     /** 从path中获取Bitmap图片
@@ -53,12 +51,11 @@ object BitmapUtils {
     @Throws(IOException::class)
     fun decodeBitmap(path: String): Bitmap {
         val opts = BitmapFactory.Options()
-        val ips = FileInputStream(path)
         opts.inJustDecodeBounds = true
-        BitmapFactory.decodeFileDescriptor(ips.fd, null, opts)
+        BitmapFactory.decodeFile(path, opts)
         opts.inSampleSize = computeSampleSize(opts, -1, 128 * 128)
         opts.inJustDecodeBounds = false
-        return BitmapFactory.decodeFileDescriptor(ips.fd, null, opts)
+        return BitmapFactory.decodeFile(path, opts)
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt b/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
index a5bfaa8fc..088db9b3b 100644
--- a/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
@@ -12,8 +12,8 @@ val Throwable.msg: String
         }
     }
 
-fun Throwable.rethrowAsIOException(): IOException {
+fun Throwable.asIOException(): IOException {
     val newException = IOException(this.message)
     newException.initCause(this)
-    throw newException
+    return newException
 }
\ No newline at end of file