diff --git a/miniplayer/.gitignore b/miniplayer/.gitignore new file mode 100644 index 0000000..42afabf --- /dev/null +++ b/miniplayer/.gitignore @@ -0,0 +1 @@ +/build \ No newline at end of file diff --git a/miniplayer/README.md b/miniplayer/README.md new file mode 100644 index 0000000..68ee43e --- /dev/null +++ b/miniplayer/README.md @@ -0,0 +1,34 @@ +# Midi Player + +#### 介绍 +Midi 音乐播放器 + +#### 软件架构 +适配安卓应用 [AIDE Pro] 的 Gradle 编译结构。 +也适配安卓应用 [AndroidIDE] 的 Gradle 编译结构。 + + +#### Gradle 编译说明 +调试版编译命令 ：gradle assembleBetaDebug +阶段版编译命令 ：bash .winboll/bashPublishAPKAddTag.sh miniplayer + +#### 使用说明 + +#### 参与贡献 + +1. Fork 本仓库 +2. 新建 Feat_xxx 分支 +3. 提交代码 : ZhanGSKen(ZhanGSKen) +4. 新建 Pull Request + + +#### 特技 + +1. 使用 Readme\_XXX.md 来支持不同的语言，例如 Readme\_en.md, Readme\_zh.md +2. Gitee 官方博客 [blog.gitee.com](https://blog.gitee.com) +3. 你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解 Gitee 上的优秀开源项目 +4. [GVP](https://gitee.com/gvp) 全称是 Gitee 最有价值开源项目，是综合评定出的优秀开源项目 +5. Gitee 官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help) +6. Gitee 封面人物是一档用来展示 Gitee 会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/) + +#### 参考文档 diff --git a/miniplayer/app_update_description.txt b/miniplayer/app_update_description.txt new file mode 100644 index 0000000..e69de29 diff --git a/miniplayer/build.gradle b/miniplayer/build.gradle new file mode 100644 index 0000000..7b02873 --- /dev/null +++ b/miniplayer/build.gradle @@ -0,0 +1,73 @@ +apply plugin: 'com.android.application' +apply from: '../.winboll/winboll_app_build.gradle' +apply from: '../.winboll/winboll_lint_build.gradle' + +def genVersionName(def versionName){ + // 检查编译标志位配置 + assert (winbollBuildProps['stageCount'] != null) + assert (winbollBuildProps['baseVersion'] != null) + // 保存基础版本号 + winbollBuildProps.setProperty("baseVersion", "${versionName}"); + //保存编译标志配置 + FileOutputStream fos = new FileOutputStream(winbollBuildPropsFile) + winbollBuildProps.store(fos, "${winbollBuildPropsDesc}"); + fos.close(); + + // 返回编译版本号 + return "${versionName}." + winbollBuildProps['stageCount'] +} + +android { + compileSdkVersion 32 + buildToolsVersion "32.0.0" + + defaultConfig { + applicationId "cc.winboll.studio.miniplayer" + minSdkVersion 26 + targetSdkVersion 30 + versionCode 1 + // versionName 更新后需要手动设置 + // .winboll/winbollBuildProps.properties 文件的 stageCount=0 + // Gradle编译环境下合起来的 versionName 就是 "${versionName}.0" + versionName "15.0" + if(true) { + versionName = genVersionName("${versionName}") + } + } + + buildTypes { + release { + minifyEnabled false + proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' + } + } +} + +dependencies { + api fileTree(dir: 'libs', include: ['*.jar']) + + // SSH + api 'com.jcraft:jsch:0.1.55' + // Html 解析 + api 'org.jsoup:jsoup:1.13.1' + // 二维码类库 + api 'com.google.zxing:core:3.4.1' + api 'com.journeyapps:zxing-android-embedded:3.6.0' + // 应用介绍页类库 + api 'io.github.medyo:android-about-page:2.0.0' + // 吐司类库 + api 'com.github.getActivity:ToastUtils:10.5' + // 网络连接类库 + api 'com.squareup.okhttp3:okhttp:4.4.1' + // AndroidX 类库 + api 'androidx.appcompat:appcompat:1.1.0' + api 'com.google.android.material:material:1.4.0' + //api 'androidx.viewpager:viewpager:1.0.0' + //api 'androidx.vectordrawable:vectordrawable:1.1.0' + //api 'androidx.vectordrawable:vectordrawable-animated:1.1.0' + //api 'androidx.fragment:fragment:1.1.0' + + api 'cc.winboll.studio:libaes:15.9.2' + api 'cc.winboll.studio:libapputils:15.8.4' + api 'cc.winboll.studio:libappbase:15.8.4' +} diff --git a/miniplayer/build.properties b/miniplayer/build.properties new file mode 100644 index 0000000..72005b4 --- /dev/null +++ b/miniplayer/build.properties @@ -0,0 +1,8 @@ +#Created by .winboll/winboll_app_build.gradle +#Sun Jun 29 11:55:58 GMT 2025 +stageCount=0 +libraryProject= +baseVersion=15.0 +publishVersion=15.0.0 +buildCount=46 +baseBetaVersion=15.0.1 diff --git a/miniplayer/proguard-rules.pro b/miniplayer/proguard-rules.pro new file mode 100644 index 0000000..64b4a05 --- /dev/null +++ b/miniplayer/proguard-rules.pro @@ -0,0 +1,21 @@ +# Add project specific ProGuard rules here. +# You can control the set of applied configuration files using the +# proguardFiles setting in build.gradle. +# +# For more details, see +# http://developer.android.com/guide/developing/tools/proguard.html + +# If your project uses WebView with JS, uncomment the following +# and specify the fully qualified class name to the JavaScript interface +# class: +#-keepclassmembers class fqcn.of.javascript.interface.for.webview { +# public *; +#} + +# Uncomment this to preserve the line number information for +# debugging stack traces. +#-keepattributes SourceFile,LineNumberTable + +# If you keep the line number information, uncomment this to +# hide the original source file name. +#-renamesourcefileattribute SourceFile \ No newline at end of file diff --git a/miniplayer/src/beta/AndroidManifest.xml b/miniplayer/src/beta/AndroidManifest.xml new file mode 100644 index 0000000..ee78d9f --- /dev/null +++ b/miniplayer/src/beta/AndroidManifest.xml @@ -0,0 +1,12 @@ + + + + + + + + + + + diff --git a/miniplayer/src/beta/res/values/strings.xml b/miniplayer/src/beta/res/values/strings.xml new file mode 100644 index 0000000..a7c572e --- /dev/null +++ b/miniplayer/src/beta/res/values/strings.xml @@ -0,0 +1,6 @@ + + + + MidiPlayer + + + diff --git a/miniplayer/src/main/AndroidManifest.xml b/miniplayer/src/main/AndroidManifest.xml new file mode 100644 index 0000000..da47d08 --- /dev/null +++ b/miniplayer/src/main/AndroidManifest.xml @@ -0,0 +1,50 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/miniplayer/src/main/assets/midi/Twinkle Twinkle Little Star.mid b/miniplayer/src/main/assets/midi/Twinkle Twinkle Little Star.mid new file mode 100644 index 0000000..38e1ee9 Binary files /dev/null and b/miniplayer/src/main/assets/midi/Twinkle Twinkle Little Star.mid differ diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/App.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/App.java new file mode 100644 index 0000000..17a032f --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/App.java @@ -0,0 +1,345 @@ +package cc.winboll.studio.miniplayer; + +import android.app.Activity; +import android.content.ClipData; +import android.content.ClipboardManager; +import android.content.Context; +import android.content.Intent; +import android.content.pm.PackageInfo; +import android.content.res.Resources; +import android.graphics.Typeface; +import android.os.Build; +import android.os.Bundle; +import android.os.Handler; +import android.os.Looper; +import android.text.TextUtils; +import android.util.Log; +import android.view.Gravity; +import android.view.Menu; +import android.view.MenuItem; +import android.view.ViewGroup; +import android.widget.HorizontalScrollView; +import android.widget.ScrollView; +import android.widget.TextView; +import android.widget.Toast; +import cc.winboll.studio.libappbase.GlobalApplication; +import com.hjq.toast.ToastUtils; +import com.hjq.toast.style.WhiteToastStyle; +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.Closeable; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.lang.Thread.UncaughtExceptionHandler; +import java.text.DateFormat; +import java.text.SimpleDateFormat; +import java.util.Arrays; +import java.util.Date; +import java.util.LinkedHashMap; +import java.util.concurrent.atomic.AtomicBoolean; + +public class App extends GlobalApplication { + + private static Handler MAIN_HANDLER = new Handler(Looper.getMainLooper()); + + @Override + public void onCreate() { + super.onCreate(); + + // 初始化 Toast 框架 + ToastUtils.init(this); + // 设置 Toast 布局样式 + //ToastUtils.setView(R.layout.view_toast); + ToastUtils.setStyle(new WhiteToastStyle()); + ToastUtils.setGravity(Gravity.BOTTOM, 0, 200); + + //CrashHandler.getInstance().registerGlobal(this); + //CrashHandler.getInstance().registerPart(this); + } + + public static void write(InputStream input, OutputStream output) throws IOException { + byte[] buf = new byte[1024 * 8]; + int len; + while ((len = input.read(buf)) != -1) { + output.write(buf, 0, len); + } + } + + public static void write(File file, byte[] data) throws IOException { + File parent = file.getParentFile(); + if (parent != null && !parent.exists()) parent.mkdirs(); + + ByteArrayInputStream input = new ByteArrayInputStream(data); + FileOutputStream output = new FileOutputStream(file); + try { + write(input, output); + } finally { + closeIO(input, output); + } + } + + public static String toString(InputStream input) throws IOException { + ByteArrayOutputStream output = new ByteArrayOutputStream(); + write(input, output); + try { + return output.toString("UTF-8"); + } finally { + closeIO(input, output); + } + } + + public static void closeIO(Closeable... closeables) { + for (Closeable closeable : closeables) { + try { + if (closeable != null) closeable.close(); + } catch (IOException ignored) {} + } + } + + public static class CrashHandler { + + public static final UncaughtExceptionHandler DEFAULT_UNCAUGHT_EXCEPTION_HANDLER = Thread.getDefaultUncaughtExceptionHandler(); + + private static CrashHandler sInstance; + + private PartCrashHandler mPartCrashHandler; + + public static CrashHandler getInstance() { + if (sInstance == null) { + sInstance = new CrashHandler(); + } + return sInstance; + } + + public void registerGlobal(Context context) { + registerGlobal(context, null); + } + + public void registerGlobal(Context context, String crashDir) { + Thread.setDefaultUncaughtExceptionHandler(new UncaughtExceptionHandlerImpl(context.getApplicationContext(), crashDir)); + } + + public void unregister() { + Thread.setDefaultUncaughtExceptionHandler(DEFAULT_UNCAUGHT_EXCEPTION_HANDLER); + } + + public void registerPart(Context context) { + unregisterPart(context); + mPartCrashHandler = new PartCrashHandler(context.getApplicationContext()); + MAIN_HANDLER.postAtFrontOfQueue(mPartCrashHandler); + } + + public void unregisterPart(Context context) { + if (mPartCrashHandler != null) { + mPartCrashHandler.isRunning.set(false); + mPartCrashHandler = null; + } + } + + private static class PartCrashHandler implements Runnable { + + private final Context mContext; + + public AtomicBoolean isRunning = new AtomicBoolean(true); + + public PartCrashHandler(Context context) { + this.mContext = context; + } + + @Override + public void run() { + while (isRunning.get()) { + try { + Looper.loop(); + } catch (final Throwable e) { + e.printStackTrace(); + if (isRunning.get()) { + MAIN_HANDLER.post(new Runnable(){ + + @Override + public void run() { + Toast.makeText(mContext, e.toString(), Toast.LENGTH_LONG).show(); + } + }); + } else { + if (e instanceof RuntimeException) { + throw (RuntimeException)e; + } else { + throw new RuntimeException(e); + } + } + } + } + } + } + + private static class UncaughtExceptionHandlerImpl implements UncaughtExceptionHandler { + + private static DateFormat DATE_FORMAT = new SimpleDateFormat("yyyy_MM_dd-HH_mm_ss"); + + private final Context mContext; + + private final File mCrashDir; + + public UncaughtExceptionHandlerImpl(Context context, String crashDir) { + this.mContext = context; + this.mCrashDir = TextUtils.isEmpty(crashDir) ? new File(mContext.getExternalCacheDir(), "crash") : new File(crashDir); + } + + @Override + public void uncaughtException(Thread thread, Throwable throwable) { + try { + + String log = buildLog(throwable); + writeLog(log); + + try { + Intent intent = new Intent(mContext, CrashActivity.class); + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + intent.putExtra(Intent.EXTRA_TEXT, log); + mContext.startActivity(intent); + } catch (Throwable e) { + e.printStackTrace(); + writeLog(e.toString()); + } + + throwable.printStackTrace(); + android.os.Process.killProcess(android.os.Process.myPid()); + System.exit(0); + + } catch (Throwable e) { + if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null) DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable); + } + } + + private String buildLog(Throwable throwable) { + String time = DATE_FORMAT.format(new Date()); + + String versionName = "unknown"; + long versionCode = 0; + try { + PackageInfo packageInfo = mContext.getPackageManager().getPackageInfo(mContext.getPackageName(), 0); + versionName = packageInfo.versionName; + versionCode = Build.VERSION.SDK_INT >= 28 ? packageInfo.getLongVersionCode() : packageInfo.versionCode; + } catch (Throwable ignored) {} + + LinkedHashMap head = new LinkedHashMap(); + head.put("Time Of Crash", time); + head.put("Device", String.format("%s, %s", Build.MANUFACTURER, Build.MODEL)); + head.put("Android Version", String.format("%s (%d)", Build.VERSION.RELEASE, Build.VERSION.SDK_INT)); + head.put("App Version", String.format("%s (%d)", versionName, versionCode)); + head.put("Kernel", getKernel()); + head.put("Support Abis", Build.VERSION.SDK_INT >= 21 && Build.SUPPORTED_ABIS != null ? Arrays.toString(Build.SUPPORTED_ABIS): "unknown"); + head.put("Fingerprint", Build.FINGERPRINT); + + StringBuilder builder = new StringBuilder(); + + for (String key : head.keySet()) { + if (builder.length() != 0) builder.append("\n"); + builder.append(key); + builder.append(" : "); + builder.append(head.get(key)); + } + + builder.append("\n\n"); + builder.append(Log.getStackTraceString(throwable)); + + return builder.toString(); + } + + private void writeLog(String log) { + String time = DATE_FORMAT.format(new Date()); + File file = new File(mCrashDir, "crash_" + time + ".txt"); + try { + write(file, log.getBytes("UTF-8")); + } catch (Throwable e) { + e.printStackTrace(); + } + } + + private static String getKernel() { + try { + return App.toString(new FileInputStream("/proc/version")).trim(); + } catch (Throwable e) { + return e.getMessage(); + } + } + } + } + + public static final class CrashActivity extends Activity { + + private String mLog; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + setTheme(android.R.style.Theme_DeviceDefault); + setTitle("App Crash"); + + mLog = getIntent().getStringExtra(Intent.EXTRA_TEXT); + + ScrollView contentView = new ScrollView(this); + contentView.setFillViewport(true); + + HorizontalScrollView horizontalScrollView = new HorizontalScrollView(this); + + TextView textView = new TextView(this); + int padding = dp2px(16); + textView.setPadding(padding, padding, padding, padding); + textView.setText(mLog); + textView.setTextIsSelectable(true); + textView.setTypeface(Typeface.DEFAULT); + textView.setLinksClickable(true); + + horizontalScrollView.addView(textView); + contentView.addView(horizontalScrollView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); + + setContentView(contentView); + } + + private void restart() { + Intent intent = getPackageManager().getLaunchIntentForPackage(getPackageName()); + if (intent != null) { + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + startActivity(intent); + } + finish(); + android.os.Process.killProcess(android.os.Process.myPid()); + System.exit(0); + } + + private static int dp2px(float dpValue) { + final float scale = Resources.getSystem().getDisplayMetrics().density; + return (int) (dpValue * scale + 0.5f); + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + menu.add(0, android.R.id.copy, 0, android.R.string.copy) + .setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM); + return super.onCreateOptionsMenu(menu); + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case android.R.id.copy: + ClipboardManager cm = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE); + cm.setPrimaryClip(ClipData.newPlainText(getPackageName(), mLog)); + return true; + } + return super.onOptionsItemSelected(item); + } + + @Override + public void onBackPressed() { + restart(); + } + } +} diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/AssetMidiCopier.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/AssetMidiCopier.java new file mode 100644 index 0000000..93bfd0a --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/AssetMidiCopier.java @@ -0,0 +1,137 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:56 + * @Describe 用于将assets/midi目录下的文件拷贝到内部存储 + */ +import android.content.Context; +import android.content.res.AssetManager; +import android.util.Log; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; + +public class AssetMidiCopier { + public static final String TAG = "AssetMidiCopier"; + + private Context mContext; + + public AssetMidiCopier(Context context) { + mContext = context; + } + + /** + * 拷贝assets/midi目录下所有文件到内部存储的midi文件夹 + * @return 拷贝是否成功 + */ + public boolean copyMidiFiles() { + AssetManager assetManager = mContext.getAssets(); + String[] midiFiles; + + try { + // 获取assets/midi目录下的所有文件 + midiFiles = assetManager.list("midi"); + if (midiFiles == null || midiFiles.length == 0) { + Log.d(TAG, "assets/midi目录下没有文件"); + return false; + } + + // 获取内部存储的目标目录（/data/data/包名/files/midi） + File targetDir = new File(mContext.getFilesDir(), "midi"); + if (!targetDir.exists()) { + // 创建目录（包括父目录） + if (!targetDir.mkdirs()) { + Log.e(TAG, "创建目标目录失败: " + targetDir.getAbsolutePath()); + return false; + } + } + + // 逐个拷贝文件 + for (String fileName : midiFiles) { + // 跳过目录，只处理文件 + if (fileName.contains("/")) { + continue; + } + + // 源文件路径（assets/midi/文件名） + String sourcePath = "midi/" + fileName; + // 目标文件路径 + File targetFile = new File(targetDir, fileName); + + // 如果文件已存在，跳过拷贝 + if (targetFile.exists()) { + Log.d(TAG, "文件已存在，跳过: " + fileName); + continue; + } + + // 执行拷贝 + if (!copySingleFile(assetManager, sourcePath, targetFile)) { + Log.e(TAG, "拷贝文件失败: " + fileName); + return false; + } + } + + Log.d(TAG, "所有MIDI文件拷贝完成，共" + midiFiles.length + "个文件"); + return true; + + } catch (IOException e) { + Log.e(TAG, "拷贝过程发生错误: " + e.getMessage()); + e.printStackTrace(); + return false; + } + } + + /** + * 拷贝单个assets文件到目标路径 + */ + private boolean copySingleFile(AssetManager assetManager, String sourcePath, File targetFile) { + InputStream in = null; + FileOutputStream out = null; + + try { + // 打开assets中的源文件 + in = assetManager.open(sourcePath); + // 创建目标文件输出流 + out = new FileOutputStream(targetFile); + + // 缓冲区 + byte[] buffer = new byte[1024]; + int length; + // 读写文件 + while ((length = in.read(buffer)) != -1) { + out.write(buffer, 0, length); + } + + // 刷新输出流，确保数据写入 + out.flush(); + return true; + + } catch (IOException e) { + Log.e(TAG, "拷贝单个文件错误: " + e.getMessage()); + return false; + + } finally { + // 关闭流 + try { + if (in != null) { + in.close(); + } + if (out != null) { + out.close(); + } + } catch (IOException e) { + e.printStackTrace(); + } + } + } + + /** + * 获取内部存储中MIDI文件的目录 + */ + public File getMidiTargetDir() { + return new File(mContext.getFilesDir(), "midi"); + } +} + diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiParser.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiParser.java new file mode 100644 index 0000000..3233269 --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiParser.java @@ -0,0 +1,420 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:26 + * @Describe MIDI文件解析器，用于解析MIDI文件并提取轨道信息 + */ +import cc.winboll.studio.libappbase.LogUtils; +import java.io.File; +import java.io.FileInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.nio.charset.Charset; +import java.util.ArrayList; +import java.util.List; + +public class MidiParser { + public static final String TAG = "MidiParser"; + private static final Charset US_ASCII = Charset.forName("US-ASCII"); + + private InputStream mInputStream; + private int mTrackCount; // 轨道数量 + private int mTicksPerBeat; // 每拍的ticks数（从文件头解析） + + public MidiParser(File file) throws IOException { + this.mInputStream = new FileInputStream(file); + } + + /** + * 解析MIDI文件，返回包含轨道和每拍ticks数的结果（支持速度控制） + */ + public MidiPlayer.MidiParseResult parseWithTicks() throws IOException { + try { + // 1. 验证MIDI文件头（MThd） + if (!verifyHeader()) { + LogUtils.d(TAG, "不是有效的MIDI文件"); + return null; + } + + // 2. 读取文件头信息（包含每拍ticks数） + readHeaderInfo(); + + // 3. 解析每个轨道（包含事件的deltaTicks） + MidiPlayer.MidiTrack[] tracks = new MidiPlayer.MidiTrack[mTrackCount]; + for (int i = 0; i < mTrackCount; i++) { + tracks[i] = parseTrackWithTicks(); + } + + // 返回解析结果（轨道数组 + 每拍ticks数） + return new MidiPlayer.MidiParseResult(tracks, mTicksPerBeat); + } finally { + if (mInputStream != null) { + mInputStream.close(); + } + } + } + + /** + * 原始解析方法（兼容旧逻辑） + */ + public MidiTrack[] parse() throws IOException { + try { + if (!verifyHeader()) { + LogUtils.d(TAG, "不是有效的MIDI文件"); + return null; + } + + readHeaderInfo(); + MidiTrack[] tracks = new MidiTrack[mTrackCount]; + for (int i = 0; i < mTrackCount; i++) { + tracks[i] = parseTrack(); + } + return tracks; + } finally { + if (mInputStream != null) { + mInputStream.close(); + } + } + } + + /** + * 验证MIDI文件头（必须以"MThd"开头） + */ + private boolean verifyHeader() throws IOException { + byte[] header = new byte[4]; + int read = mInputStream.read(header); + if (read != 4) { + LogUtils.d(TAG, "文件头读取不完整，读取字节数: " + read); + return false; + } + String headerStr = new String(header, US_ASCII); + boolean isValid = "MThd".equals(headerStr); + if (!isValid) { + LogUtils.d(TAG, "无效的文件头标识: " + headerStr + + " (十六进制: " + bytesToHex(header) + ")"); + } + return isValid; + } + + /** + * 读取MIDI文件头信息（提取每拍ticks数） + */ + private void readHeaderInfo() throws IOException { + // 1. 读取头长度（4字节，标准MIDI固定为6） + int headerLength = readInt(); + LogUtils.d(TAG, "MIDI文件头长度: " + headerLength); + + // 2. 读取头数据（共6字节） + byte[] headerData = new byte[6]; + int read = mInputStream.read(headerData); + if (read != 6) { + LogUtils.d(TAG, "文件头数据不完整，预期6字节，实际读取: " + read); + throw new IOException("无效的MIDI文件头数据"); + } + + // 3. 解析头信息（格式类型、轨道数、每拍ticks数） + int formatType = ((headerData[0] & 0xFF) << 8) | (headerData[1] & 0xFF); + mTrackCount = ((headerData[2] & 0xFF) << 8) | (headerData[3] & 0xFF); + mTicksPerBeat = ((headerData[4] & 0xFF) << 8) | (headerData[5] & 0xFF); // 存储每拍ticks数 + + LogUtils.d(TAG, "MIDI文件格式: " + formatType); + LogUtils.d(TAG, "时间分隔符(每拍 ticks): " + mTicksPerBeat); + LogUtils.d(TAG, "解析到轨道数量: " + mTrackCount); + + // 4. 处理扩展头 + if (headerLength > 6) { + long skipped = mInputStream.skip(headerLength - 6); + LogUtils.d(TAG, "跳过扩展头字节数: " + skipped); + } + } + + /** + * 解析单个轨道（包含事件的deltaTicks，用于速度控制） + */ + private MidiPlayer.MidiTrack parseTrackWithTicks() throws IOException { + // 1. 读取轨道头（MTrk） + byte[] trackHeader = new byte[4]; + int headerRead = mInputStream.read(trackHeader); + if (headerRead != 4) { + LogUtils.d(TAG, "轨道头读取不完整，实际读取: " + headerRead + "字节"); + return new MidiPlayer.MidiTrack(new ArrayList()); + } + + // 2. 验证轨道头标识 + String headerStr = new String(trackHeader, US_ASCII); + if (!"MTrk".equals(headerStr)) { + LogUtils.d(TAG, "无效的轨道头标识: " + headerStr); + return new MidiPlayer.MidiTrack(new ArrayList()); + } + + // 3. 读取轨道长度 + int trackLength = readInt(); + LogUtils.d(TAG, "解析轨道，长度: " + trackLength + "字节"); + + // 4. 读取完整轨道数据 + byte[] trackData = new byte[trackLength]; + int totalRead = 0; + while (totalRead < trackLength) { + int bytesRead = mInputStream.read(trackData, totalRead, trackLength - totalRead); + if (bytesRead == -1) { + LogUtils.d(TAG, "轨道数据读取提前结束，已读取: " + totalRead); + break; + } + totalRead += bytesRead; + } + + // 5. 解析轨道事件（包含deltaTicks） + List events = new ArrayList(); + if (totalRead == trackLength) { + parseEventsWithTicks(events, trackData); + } else { + LogUtils.d(TAG, "轨道数据不完整，跳过事件解析"); + } + + return new MidiPlayer.MidiTrack(events); + } + + /** + * 解析轨道事件（提取deltaTicks，用于计算播放延迟） + */ + private void parseEventsWithTicks(List events, byte[] trackData) { + int offset = 0; + while (offset < trackData.length) { + // 1. 读取deltaTicks（事件间隔，单位ticks） + long deltaTicks = readVariableLength(trackData, offset); + int deltaSize = getVariableLengthSize(deltaTicks); + offset += deltaSize; + + if (offset >= trackData.length) { + break; + } + + // 2. 读取事件状态字节 + int statusByte = trackData[offset] & 0xFF; + offset++; + + // 3. 确定事件数据长度 + int dataLength = getEventDataLength(statusByte); + if (offset + dataLength > trackData.length) { + LogUtils.d(TAG, "事件数据不完整，状态字节: 0x" + Integer.toHexString(statusByte)); + break; + } + + // 4. 提取事件数据（状态字节+数据字节） + byte[] eventData = new byte[1 + dataLength]; + eventData[0] = (byte) statusByte; + System.arraycopy(trackData, offset, eventData, 1, dataLength); + offset += dataLength; + + // 5. 存储事件（包含deltaTicks） + events.add(new MidiPlayer.MidiEvent(eventData, (int) deltaTicks)); + } + + LogUtils.d(TAG, "轨道事件解析完成，事件数量: " + events.size()); + } + + /** + * 原始轨道解析方法（兼容旧逻辑） + */ + private MidiTrack parseTrack() throws IOException { + // 1. 读取轨道头（MTrk） + byte[] trackHeader = new byte[4]; + int headerRead = mInputStream.read(trackHeader); + if (headerRead != 4) { + LogUtils.d(TAG, "轨道头读取不完整，实际读取: " + headerRead + "字节"); + return new MidiTrack(); + } + + // 2. 验证轨道头标识 + String headerStr = new String(trackHeader, US_ASCII); + if (!"MTrk".equals(headerStr)) { + LogUtils.d(TAG, "无效的轨道头标识: " + headerStr + + " (十六进制: " + bytesToHex(trackHeader) + ")"); + return new MidiTrack(); + } + + // 3. 读取轨道长度 + int trackLength = readInt(); + LogUtils.d(TAG, "解析轨道，长度: " + trackLength + "字节"); + + // 4. 读取完整轨道数据 + byte[] trackData = new byte[trackLength]; + int totalRead = 0; + while (totalRead < trackLength) { + int bytesRead = mInputStream.read(trackData, totalRead, trackLength - totalRead); + if (bytesRead == -1) { + LogUtils.d(TAG, "轨道数据读取提前结束，已读取: " + totalRead + "，预期: " + trackLength); + break; + } + totalRead += bytesRead; + } + + // 5. 解析轨道事件 + MidiTrack track = new MidiTrack(); + if (totalRead == trackLength) { + parseEvents(track, trackData); + } else { + LogUtils.d(TAG, "轨道数据不完整，跳过事件解析"); + } + + return track; + } + + /** + * 原始事件解析方法（兼容旧逻辑） + */ + private void parseEvents(MidiTrack track, byte[] trackData) { + int offset = 0; + while (offset < trackData.length) { + // 1. 读取可变长度时间戳（MIDI事件时间差） + long deltaTime = readVariableLength(trackData, offset); + offset += getVariableLengthSize(deltaTime); + + if (offset >= trackData.length) { + break; + } + + // 2. 读取事件状态字节 + int statusByte = trackData[offset] & 0xFF; + offset++; + + // 3. 确定事件数据长度 + int dataLength = getEventDataLength(statusByte); + if (offset + dataLength > trackData.length) { + LogUtils.d(TAG, "事件数据不完整，状态字节: 0x" + Integer.toHexString(statusByte) + + "，剩余字节: " + (trackData.length - offset)); + break; + } + + // 4. 提取完整事件（状态字节+数据字节） + byte[] event = new byte[1 + dataLength]; + event[0] = (byte) statusByte; + System.arraycopy(trackData, offset, event, 1, dataLength); + offset += dataLength; + + track.addEvent(event); + } + + LogUtils.d(TAG, "轨道事件解析完成，事件数量: " + track.getEventCount()); + } + + /** + * 根据状态字节获取事件数据长度 + */ + private int getEventDataLength(int statusByte) { + int eventType = statusByte >> 4; + switch (eventType) { + case 0x8: // 音符关闭 + case 0x9: // 音符开启 + case 0xA: // 触后 + case 0xB: // 控制器 + case 0xE: // 弯音 + return 2; + case 0xC: // 程序变更 + case 0xD: // 通道触后 + return 1; + case 0xF: // 系统事件 + if (statusByte == 0xFF) { // 元事件 + return 1; + } else if (statusByte == 0xF0 || statusByte == 0xF7) { // 系统专属事件 + return 0; + } + default: + return 0; + } + } + + /** + * 读取可变长度整数（MIDI事件时间差deltaTicks） + */ + private long readVariableLength(byte[] data, int offset) { + long value = 0; + int b; + int i = 0; + do { + b = data[offset + i] & 0xFF; + value = (value << 7) | (b & 0x7F); + i++; + } while ((b & 0x80) != 0 && i < 4); // 最多4字节 + return value; + } + + /** + * 获取可变长度整数的字节数 + */ + private int getVariableLengthSize(long value) { + if (value < 0x80) return 1; + if (value < 0x4000) return 2; + if (value < 0x200000) return 3; + return 4; + } + + /** + * 读取无符号短整型（2字节，大端序） + */ + private int readUnsignedShort() throws IOException { + int b1 = mInputStream.read() & 0xFF; + int b2 = mInputStream.read() & 0xFF; + return (b1 << 8) | b2; + } + + /** + * 读取整型（4字节，大端序） + */ + private int readInt() throws IOException { + int b1 = mInputStream.read() & 0xFF; + int b2 = mInputStream.read() & 0xFF; + int b3 = mInputStream.read() & 0xFF; + int b4 = mInputStream.read() & 0xFF; + return (b1 << 24) | (b2 << 16) | (b3 << 8) | b4; + } + + /** + * 字节数组转十六进制字符串（调试用） + */ + private String bytesToHex(byte[] bytes) { + StringBuilder sb = new StringBuilder(); + for (byte b : bytes) { + sb.append(String.format("%02X ", b)); + } + return sb.toString().trim(); + } + + /** + * 旧轨道类（兼容旧逻辑） + */ + /*public static class MidiTrack { + private List events = new ArrayList(); + private boolean isMuted = false; + private int currentIndex = 0; + + public void addEvent(byte[] event) { + events.add(event); + } + + public int getEventCount() { + return events.size(); + } + + public void setMute(boolean mute) { + isMuted = mute; + } + + public boolean hasNextEvent() { + return currentIndex < events.size(); + } + + public byte[] nextEvent() { + if (currentIndex < events.size()) { + return events.get(currentIndex++); + } + return null; + } + + public void reset() { + currentIndex = 0; + } + }*/ +} + diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayer.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayer.java new file mode 100644 index 0000000..70ef468 --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayer.java @@ -0,0 +1,655 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:13 + * @Describe MidiPlayer + */ +import android.content.Context; +import android.media.midi.MidiDevice; +import android.media.midi.MidiDeviceInfo; +import android.media.midi.MidiInputPort; +import android.media.midi.MidiManager; +import android.os.Build; +import android.os.Handler; + +import java.io.File; +import java.io.IOException; +import java.util.Arrays; +import java.util.List; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; + +import cc.winboll.studio.libappbase.LogUtils; + +/** + * MIDI播放器核心类，支持加载MIDI文件、连接合成器、控制播放轨道及事件解析 + * 需Android 6.0（API 23）及以上版本 + */ +public class MidiPlayer { + + public static final String TAG = "MidiPlayer"; + + // 上下文与系统服务 + private final Context mContext; + private MidiManager mMidiManager; + + // MIDI设备与端口 + private MidiDevice mMidiDevice; + private MidiInputPort mInputPort; + private boolean isSynthConnected = false; + + // 线程与Handler + private ExecutorService mExecutor; + private final Handler mHandler = new Handler(); + + // 播放数据与状态 + private MidiTrack[] mTracks; + private boolean isPlaying = false; + private int mCurrentTrack = -1; // -1表示播放所有轨道 + private int mTicksPerBeat; // 每拍的ticks数（从MIDI文件解析） + private long startTime; // 播放开始时间（用于日志） + + // 音色库管理 + private final SoundFontManager mSoundFontManager; + + // 连接回调接口 + public interface OnSynthConnectedListener { + void onConnected(boolean success); + } + private OnSynthConnectedListener mConnectionListener; + + + /** + * MIDI事件类，存储事件数据及时间间隔 + */ + public static class MidiEvent { + public byte[] data; // 事件指令数据 + public int deltaTicks; // 与上一事件的时间间隔（ticks） + + public MidiEvent(byte[] data, int deltaTicks) { + this.data = data; + this.deltaTicks = deltaTicks; + } + } + + + /** + * MIDI轨道类，包含事件列表及播放状态 + */ + public static class MidiTrack { + private final List events; + private boolean isMuted = false; + private int currentIndex = 0; + + public MidiTrack(List events) { + this.events = events; + } + + public boolean hasNextEvent() { + return currentIndex < events.size(); + } + + public MidiEvent nextEvent() { + return currentIndex < events.size() ? events.get(currentIndex++) : null; + } + + public void reset() { + currentIndex = 0; + } + + public void setMute(boolean mute) { + isMuted = mute; + } + + public boolean isMuted() { + return isMuted; + } + } + + + /** + * MIDI解析结果类，包含轨道数组与每拍ticks数 + */ + public static class MidiParseResult { + public MidiTrack[] tracks; + public int ticksPerBeat; + + public MidiParseResult(MidiTrack[] tracks, int ticksPerBeat) { + this.tracks = tracks; + this.ticksPerBeat = ticksPerBeat; + } + } + + + // 构造方法 + public MidiPlayer(Context context) { + mContext = context; + mSoundFontManager = new SoundFontManager(context); + // 初始化MIDI服务（需API 23+） + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { + mMidiManager = (MidiManager) context.getSystemService(Context.MIDI_SERVICE); + } + } + + + // 设置合成器连接回调 + public void setOnSynthConnectedListener(OnSynthConnectedListener listener) { + mConnectionListener = listener; + } + + + /** + * 加载MIDI文件并解析为轨道 + * @param file MIDI文件 + * @return 是否加载成功 + */ + public boolean loadMidiFile(File file) { + try { + MidiParser parser = new MidiParser(file); + MidiParseResult result = parser.parseWithTicks(); + mTracks = result.tracks; + mTicksPerBeat = result.ticksPerBeat; + return mTracks != null && mTracks.length > 0; + } catch (IOException e) { + LogUtils.d(TAG, "加载MIDI文件失败: " + e.getMessage()); + return false; + } + } + + + /** + * 加载音色库文件 + * @param soundFontFile 音色库文件 + * @return 是否加载成功 + */ + public boolean loadSoundFont(File soundFontFile) { + return mSoundFontManager.loadSoundFont(soundFontFile); + } + + + /** + * 开始播放MIDI文件 + */ + public void start() { + LogUtils.d(TAG, "start()"); + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) { + LogUtils.d(TAG, "需Android 6.0及以上版本"); + notifyConnectionResult(false); + return; + } + if (isPlaying || mTracks == null || mMidiManager == null) { + return; + } + + isPlaying = true; + getExecutor().execute(new Runnable() { + @Override + public void run() { + LogUtils.d(TAG, "开始连接合成器"); + isSynthConnected = false; + connectToSynth(); + + // 等待合成器连接（最多3秒） + int waitCount = 0; + while (!isSynthConnected && waitCount < 30) { + try { + Thread.sleep(100); + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + break; + } + waitCount++; + } + + if (!isSynthConnected || mInputPort == null) { + LogUtils.d(TAG, "合成器连接失败"); + isPlaying = false; + notifyConnectionResult(false); + return; + } + + notifyConnectionResult(true); + playTracksWithSpeedControl(); + } + }); + } + + + /** + * 带速度控制的轨道播放逻辑 + */ + private void playTracksWithSpeedControl() { + LogUtils.d(TAG, "开始播放，每拍ticks数: " + mTicksPerBeat); + if (mInputPort == null || mTracks == null || mTicksPerBeat <= 0) { + return; + } + + startTime = System.currentTimeMillis(); + int trackCount = mTracks.length; + long[] trackNextEventTime = new long[trackCount]; // 各轨道下一事件的播放时间（ms） + + // 初始化轨道状态 + for (int i = 0; i < trackCount; i++) { + mTracks[i].reset(); + trackNextEventTime[i] = 0; + } + + // 默认BPM（可通过MIDI文件中的tempo事件动态调整） + int bpm = 120; + double msPerTick = (60.0 / bpm) * 1000 / mTicksPerBeat; + + // 循环播放事件 + while (isPlaying) { + // 找到最早需要播放的事件时间 + long earliestTime = Long.MAX_VALUE; + for (int i = 0; i < trackCount; i++) { + if ((mCurrentTrack == -1 || mCurrentTrack == i) + && !mTracks[i].isMuted() + && mTracks[i].hasNextEvent()) { + earliestTime = Math.min(earliestTime, trackNextEventTime[i]); + } + } + + if (earliestTime == Long.MAX_VALUE) { + LogUtils.d(TAG, "所有轨道事件播放完毕"); + break; + } + + // 计算等待时间并休眠 + long currentTime = System.currentTimeMillis() - startTime; + long delay = earliestTime - currentTime; + if (delay > 0) { + try { + Thread.sleep(delay); + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + break; + } + } + + // 播放所有到达时间点的事件 + for (int i = 0; i < trackCount; i++) { + if ((mCurrentTrack == -1 || mCurrentTrack == i) + && !mTracks[i].isMuted() + && mTracks[i].hasNextEvent() + && trackNextEventTime[i] == earliestTime) { + + MidiEvent event = mTracks[i].nextEvent(); + if (event != null) { + try { + logMidiEventDetails(i, event); + mInputPort.send(event.data, 0, event.data.length); + // 更新下一事件时间 + trackNextEventTime[i] = earliestTime + (long) (event.deltaTicks * msPerTick); + } catch (IOException e) { + LogUtils.d(TAG, "发送事件失败: " + e.getMessage()); + } + } + } + } + } + + isPlaying = false; + LogUtils.d(TAG, "播放结束"); + } + + + /** + * 解析MIDI事件并输出详细日志 + */ + private void logMidiEventDetails(int trackIndex, MidiEvent event) { + // 无效事件增加原始数据日志，便于调试 + if (event.data == null || event.data.length < 2) { + String dataStr = (event.data != null) ? Arrays.toString(event.data) : "null"; + LogUtils.d(TAG, "轨道[" + trackIndex + "] 无效事件: 数据长度不足 (" + + (event.data != null ? event.data.length : 0) + "字节)，原始数据: " + dataStr); + return; + } + + int statusByte = event.data[0] & 0xFF; + int eventType = statusByte & 0xF0; + int channel = (statusByte & 0x0F) + 1; // 通道号1-16 + + StringBuilder log = new StringBuilder(); + log.append("轨道[").append(trackIndex).append("] 事件类型: "); + + switch (eventType) { + case 0x90: // 音符开启 + if (event.data.length >= 3) { + int pitch = event.data[1] & 0xFF; + int velocity = event.data[2] & 0xFF; + log.append("音符开启 | 通道: ").append(channel) + .append(" | 音高: ").append(pitch).append(" (").append(getNoteName(pitch)).append(")") + .append(" | 力度: ").append(velocity) + .append(" | 间隔ticks: ").append(event.deltaTicks) + .append(" | 播放时间: ").append(System.currentTimeMillis() - startTime).append("ms"); + } else { + log.append("音符开启 (数据不完整) | 长度: ").append(event.data.length); + } + break; + + case 0x80: // 音符关闭 + if (event.data.length >= 3) { + int pitch = event.data[1] & 0xFF; + int velocity = event.data[2] & 0xFF; + log.append("音符关闭 | 通道: ").append(channel) + .append(" | 音高: ").append(pitch).append(" (").append(getNoteName(pitch)).append(")") + .append(" | 力度: ").append(velocity) + .append(" | 间隔ticks: ").append(event.deltaTicks) + .append(" | 播放时间: ").append(System.currentTimeMillis() - startTime).append("ms"); + } else { + log.append("音符关闭 (数据不完整) | 长度: ").append(event.data.length); + } + break; + + case 0xB0: // 控制变化 + if (event.data.length >= 3) { + int controlNumber = event.data[1] & 0xFF; + int controlValue = event.data[2] & 0xFF; + log.append("控制变化 | 通道: ").append(channel) + .append(" | 控制器: ").append(controlNumber).append(" (").append(getControlName(controlNumber)).append(")") + .append(" | 数值: ").append(controlValue); + } else { + log.append("控制变化 (数据不完整) | 长度: ").append(event.data.length); + } + break; + + case 0xC0: // 程序改变（乐器切换） + if (event.data.length >= 2) { + int program = event.data[1] & 0xFF; + // 增加乐器编号有效性校验日志 + String instrumentName = getInstrumentName(program); + if (program < 0 || program >= 128) { + instrumentName += " (超出GM标准范围0-127)"; + } + log.append("程序改变 | 通道: ").append(channel) + .append(" | 乐器编号: ").append(program).append(" (").append(instrumentName).append(")"); + } else { + log.append("程序改变 (数据不完整) | 长度: ").append(event.data.length); + } + break; + + case 0xD0: // 通道触后事件 + log.append("通道触后 | 通道: ").append(channel) + .append(" | 压力值: ").append(event.data[1] & 0xFF); + break; + + case 0xF0: // 系统专属事件(SysEx) + log.append("系统专属事件(SysEx) | 长度: ").append(event.data.length) + .append(" | 首字节: 0x").append(Integer.toHexString(event.data[0] & 0xFF)); + break; + + default: + log.append("未知类型 (0x").append(Integer.toHexString(eventType)).append(") | 通道: ").append(channel) + .append("，原始数据: ").append(Arrays.toString(event.data)); + break; + } + + LogUtils.d(TAG, log.toString()); + } + + + /** + * 音高转音符名称（如60→C4） + */ + private String getNoteName(int pitch) { + if (pitch < 0 || pitch > 127) return "无效音高"; + String[] noteNames = {"C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"}; + int octave = (pitch / 12) - 1; // C4对应60 + return noteNames[pitch % 12] + octave; + } + + + /** + * MIDI控制器编号转名称 + */ + private String getControlName(int controlNumber) { + switch (controlNumber) { + case 0: return "Bank Select (MSB)"; + case 1: return "Modulation Wheel"; + case 7: return "音量控制"; + case 10: return "声像控制"; + case 11: return "表达控制"; + case 64: return "延音踏板"; + case 121: return "重置所有控制器"; + default: return "未知控制器"; + } + } + + + /** + * 乐器编号转名称（GM标准） + */ + private String getInstrumentName(int program) { + String[] instruments = { + "钢琴", "明亮钢琴", "电钢琴", "Honky-tonk钢琴", "电钢琴", "羽管键琴", + "击弦古钢琴", "颤音琴", "竖琴", "管风琴", "手风琴", "acoustic贝斯", + "电贝斯(指弹)", "电贝斯(拨片)", "小提琴", "大提琴" + }; + if (program < 0 || program >= 128) { + return "无效编号"; + } + if (program < instruments.length) { + return instruments[program]; + } else { + return "乐器 " + program; + } + } + + + /** + * 连接MIDI合成器 + */ + public void connectToSynth() { + if (mMidiManager == null) return; + closeMidiResources(); + searchSynthInDevices(); + } + + /** + * 搜索并选择可用的MIDI设备 + */ + private void searchSynthInDevices() { + MidiDeviceInfo[] devices = mMidiManager.getDevices(); + if (devices == null || devices.length == 0) { + LogUtils.d(TAG, "未检测到MIDI设备"); + isSynthConnected = false; + return; + } + + // 优先选择合成器类型（3），其次选择有输入端口的设备 + MidiDeviceInfo targetDevice = null; + for (MidiDeviceInfo device : devices) { + if (device.getType() == 3) { + targetDevice = device; + break; + } + if (targetDevice == null && device.getInputPortCount() > 0) { + targetDevice = device; + } + } + + if (targetDevice != null) { + LogUtils.d(TAG, "尝试打开设备: 设备ID=" + targetDevice.getId() + "，名称=" + targetDevice.getProperties().getString(MidiDeviceInfo.PROPERTY_NAME)); + mMidiManager.openDevice(targetDevice, new MidiManager.OnDeviceOpenedListener() { + @Override + public void onDeviceOpened(MidiDevice device) { + setupMidiDevice(device); + } + }, mHandler); + } else { + LogUtils.d(TAG, "未找到可用设备（无合成器或带输入端口的设备）"); + isSynthConnected = false; + } + } + + + /** + * 初始化MIDI设备并打开输入端口 + */ + private void setupMidiDevice(MidiDevice device) { + if (device == null) { + LogUtils.d(TAG, "打开MIDI设备失败: 设备为null"); + isSynthConnected = false; + return; + } + + mMidiDevice = device; + try { + // 从设备信息中获取输入端口数量 + MidiDeviceInfo deviceInfo = device.getInfo(); + if (deviceInfo.getInputPortCount() > 0) { + mInputPort = device.openInputPort(0); + isSynthConnected = (mInputPort != null); + LogUtils.d(TAG, isSynthConnected ? "成功打开输入端口（端口0）" : "输入端口为null，打开失败"); + } else { + LogUtils.d(TAG, "设备无输入端口，无法接收MIDI事件"); + isSynthConnected = false; + } + } catch (Exception e) { + LogUtils.d(TAG, "打开端口失败: " + e.getMessage()); + isSynthConnected = false; + } + } + + + /** + * 关闭MIDI设备及端口资源 + */ + private void closeMidiResources() { + if (mInputPort != null) { + try { + mInputPort.close(); + } catch (IOException e) { + LogUtils.d(TAG, "关闭输入端口失败: " + e.getMessage()); + } + mInputPort = null; + } + if (mMidiDevice != null) { + try { + mMidiDevice.close(); + } catch (IOException e) { + LogUtils.d(TAG, "关闭MIDI设备失败: " + e.getMessage()); + } + mMidiDevice = null; + } + } + + + /** + * 通知合成器连接结果 + */ + private void notifyConnectionResult(final boolean success) { + if (mConnectionListener != null) { + mHandler.post(new Runnable() { + @Override + public void run() { + mConnectionListener.onConnected(success); + } + }); + } + } + + + /** + * 设置指定轨道静音状态 + * @param trackIndex 轨道索引 + * @param mute 是否静音 + */ + public void setTrackMute(int trackIndex, boolean mute) { + if (mTracks == null) { + LogUtils.d(TAG, "设置静音失败：未加载MIDI轨道"); + return; + } + if (trackIndex >= 0 && trackIndex < mTracks.length) { + mTracks[trackIndex].setMute(mute); + LogUtils.d(TAG, "轨道[" + trackIndex + "] 静音状态: " + (mute ? "已静音" : "正常播放")); + } else { + LogUtils.d(TAG, "设置静音失败：无效轨道索引 " + trackIndex + "（总轨道数：" + mTracks.length + "）"); + } + } + + + /** + * 切换当前播放轨道（-1表示所有轨道） + * @param trackIndex 轨道索引 + */ + public void setCurrentTrack(int trackIndex) { + if (mTracks == null) { + LogUtils.d(TAG, "切换轨道失败：未加载MIDI轨道"); + return; + } + // 校验轨道索引有效性 + if (trackIndex == -1 || (trackIndex >= 0 && trackIndex < mTracks.length)) { + mCurrentTrack = trackIndex; + LogUtils.d(TAG, "切换当前播放轨道: " + (trackIndex == -1 ? "所有轨道" : "轨道[" + trackIndex + "]")); + } else { + LogUtils.d(TAG, "切换轨道失败：无效轨道索引 " + trackIndex + "（总轨道数：" + mTracks.length + "）"); + } + } + + + /** + * 获取轨道总数 + * @return 轨道数量 + */ + public int getTrackCount() { + return mTracks != null ? mTracks.length : 0; + } + + + /** + * 暂停播放 + */ + public void pause() { + boolean wasPlaying = isPlaying; + isPlaying = false; + LogUtils.d(TAG, "播放暂停: " + (wasPlaying ? "已暂停当前播放" : "当前未在播放")); + } + + + /** + * 停止播放并释放所有资源 + */ + public void stop() { + boolean wasPlaying = isPlaying; + isPlaying = false; + isSynthConnected = false; + closeMidiResources(); + if (mExecutor != null) { + mExecutor.shutdownNow(); + mExecutor = null; + } + LogUtils.d(TAG, "播放停止: " + (wasPlaying ? "已终止播放并释放资源" : "当前未在播放")); + } + + + /** + * 获取线程池（单例） + */ + private ExecutorService getExecutor() { + if (mExecutor == null || mExecutor.isShutdown() || mExecutor.isTerminated()) { + mExecutor = Executors.newSingleThreadExecutor(); + } + return mExecutor; + } + + + /** + * 检查合成器是否已连接 + * @return 连接状态 + */ + public boolean isSynthConnected() { + return isSynthConnected; + } + + + /** + * 获取当前MIDI输入端口 + * @return 输入端口 + */ + public MidiInputPort getInputPort() { + return mInputPort; + } +} diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayerActivity.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayerActivity.java new file mode 100644 index 0000000..645b9ad --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiPlayerActivity.java @@ -0,0 +1,437 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen&豆包大模型 + * @Date 2025/06/29 10:10 + * @Describe Midi 播放窗口 + */ +import android.app.Activity; +import android.content.Context; +import android.media.midi.MidiInputPort; +import android.os.Build; +import android.os.Bundle; +import android.view.View; +import android.view.ViewGroup; +import android.widget.AdapterView; +import android.widget.ArrayAdapter; +import android.widget.Button; +import android.widget.ListView; +import android.widget.SeekBar; +import android.widget.TextView; +import cc.winboll.studio.libappbase.LogUtils; +import com.hjq.toast.ToastUtils; +import java.io.File; +import java.util.ArrayList; +import java.util.List; + +public class MidiPlayerActivity extends WinBoLLActivity { + + public static final String TAG = "MidiPlayerActivity"; + + private MidiPlayer mMidiPlayer; + private Button mPlayBtn, mPauseBtn, mStopBtn, mTestBtn; + private ListView mTrackListView; + private ListView mFileListView; + private TrackAdapter mTrackAdapter; + private TextView mFileNameTv; + private List mMidiFileList = new ArrayList<>(); + + @Override + public Activity getActivity() { + return this; + } + + @Override + public String getTag() { + return TAG; + } + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_midi_player); + + // 初始化控件 + mPlayBtn = (Button) findViewById(R.id.btn_play); + mPauseBtn = (Button) findViewById(R.id.btn_pause); + mStopBtn = (Button) findViewById(R.id.btn_stop); + mTestBtn = (Button) findViewById(R.id.btn_test); + mTrackListView = (ListView) findViewById(R.id.lv_tracks); + mFileListView = (ListView) findViewById(R.id.lv_midi_files); + mFileNameTv = (TextView) findViewById(R.id.tv_file_name); + + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { + initMidiPlayer(); + loadMidiFileList(); + initControlButtons(); + initTestButton(); + } else { + mFileNameTv.setText("当前设备不支持MIDI播放（需Android 6.0及以上）"); + disableButtons(); + } + + copyAssetsMidiFiles(); + } + + // 初始化测试按钮及1分钟测试逻辑 + private void initTestButton() { + mTestBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + testMidiOutput(); + } + }); + } + + /** + * 1分钟MIDI测试序列：包含多样音符组合，验证输出功能 + */ + private void testMidiOutput() { + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) { + ToastUtils.show("测试需要Android 6.0及以上"); + return; + } + + if (mMidiPlayer == null) { + initMidiPlayer(); + } + + new Thread(new Runnable() { + @Override + public void run() { + // 确保合成器连接 + if (!mMidiPlayer.isSynthConnected()) { + LogUtils.d(TAG, "测试：连接合成器中..."); + mMidiPlayer.connectToSynth(); + + // 最多等待3秒连接 + int waitCount = 0; + while (!mMidiPlayer.isSynthConnected() && waitCount < 30) { + try { + Thread.sleep(100); + } catch (InterruptedException e) { + Thread.currentThread().interrupt(); + return; + } + waitCount++; + } + } + + final MidiInputPort inputPort = mMidiPlayer.getInputPort(); + if (inputPort == null) { + LogUtils.d(TAG, "测试失败：无可用输入端口"); + runOnUiThread(new Runnable() { + @Override + public void run() { + ToastUtils.show("测试失败：未找到输入端口"); + } + }); + return; + } + + try { + runOnUiThread(new Runnable() { + @Override + public void run() { + ToastUtils.show("开始1分钟测试音符..."); + } + }); + + // 测试序列定义：[音高, 力度, 时长(毫秒)] + int[][] noteSequence = { + // 0-10秒：低音区短音符 + {48, 64, 200}, {50, 64, 200}, {52, 64, 200}, {53, 64, 200}, + {55, 64, 200}, {57, 64, 200}, {59, 64, 200}, {60, 64, 400}, + + // 10-20秒：中音区连音 + {60, 72, 300}, {62, 72, 300}, {64, 72, 300}, {65, 72, 300}, + {67, 72, 300}, {69, 72, 300}, {71, 72, 300}, {72, 72, 600}, + + // 20-30秒：高音区跳音 + {72, 80, 150}, {76, 80, 150}, {79, 80, 150}, {84, 80, 300}, + {79, 80, 150}, {76, 80, 150}, {72, 80, 150}, {69, 80, 450}, + + // 30-40秒：和弦组合 + {60, 64, 400}, {64, 64, 400}, {67, 64, 400}, // C和弦 + {62, 64, 400}, {65, 64, 400}, {69, 64, 400}, // Dm和弦 + {64, 64, 400}, {67, 64, 400}, {71, 64, 400}, // Em和弦 + + // 40-50秒：渐强长音 + {55, 40, 1000}, {55, 60, 1000}, {55, 80, 1000}, {55, 100, 1000}, + + // 50-60秒：快速音阶 + {50, 70, 100}, {52, 70, 100}, {53, 70, 100}, {55, 70, 100}, + {57, 70, 100}, {59, 70, 100}, {60, 70, 100}, {62, 70, 100}, + {64, 70, 100}, {65, 70, 100}, {67, 70, 100}, {69, 70, 100}, + {71, 70, 100}, {72, 90, 500} + }; + + // 发送测试序列 + for (int[] note : noteSequence) { + if (!mMidiPlayer.isSynthConnected()) { + LogUtils.d(TAG, "连接已断开，停止测试"); + break; + } + + int pitch = note[0]; + int velocity = note[1]; + int duration = note[2]; + + // 发送音符开启事件 + byte[] noteOn = new byte[]{(byte) 0x90, (byte) pitch, (byte) velocity}; + inputPort.send(noteOn, 0, noteOn.length); + //LogUtils.d(TAG, "测试音符：音高=" + pitch + ", 力度=" + velocity + ", 时长=" + duration + "ms"); + + // 等待音符时长 + Thread.sleep(duration); + + // 发送音符关闭事件 + byte[] noteOff = new byte[]{(byte) 0x80, (byte) pitch, 0}; + inputPort.send(noteOff, 0, noteOff.length); + } + + runOnUiThread(new Runnable() { + @Override + public void run() { + ToastUtils.show("1分钟测试完成"); + } + }); + + } catch (final Exception e) { + LogUtils.d(TAG, "测试出错：" + e.getMessage()); + runOnUiThread(new Runnable() { + @Override + public void run() { + ToastUtils.show("测试出错：" + e.getMessage()); + } + }); + } + } + }).start(); + } + + // 拷贝Assets中的MIDI文件到本地 + private void copyAssetsMidiFiles() { + final AssetMidiCopier copier = new AssetMidiCopier(this); + new Thread(new Runnable() { + @Override + public void run() { + final boolean success = copier.copyMidiFiles(); + runOnUiThread(new Runnable() { + @Override + public void run() { + if (success) { + File midiDir = copier.getMidiTargetDir(); + LogUtils.d(TAG, "MIDI文件拷贝成功，路径：" + midiDir.getAbsolutePath()); + // 重新加载文件列表 + loadMidiFileList(); + } else { + ToastUtils.show("MIDI文件拷贝失败"); + } + } + }); + } + }).start(); + } + + // 初始化MIDI播放器 + private void initMidiPlayer() { + mMidiPlayer = new MidiPlayer(this); + mMidiPlayer.setOnSynthConnectedListener(new MidiPlayer.OnSynthConnectedListener() { + @Override + public void onConnected(final boolean success) { + runOnUiThread(new Runnable() { + @Override + public void run() { + if (success) { + ToastUtils.show("MIDI合成器连接成功"); + } else { + ToastUtils.show("未找到MIDI合成器，请安装第三方合成器应用"); + } + } + }); + } + }); + } + + // 加载本地MIDI文件列表 + private void loadMidiFileList() { + File midiDir = new File(getFilesDir(), "midi"); + if (!midiDir.exists()) { + midiDir.mkdirs(); + mFileNameTv.setText("midi目录已创建，等待文件拷贝..."); + return; + } + + mMidiFileList.clear(); + File[] files = midiDir.listFiles(); + if (files != null) { + for (File file : files) { + String name = file.getName().toLowerCase(); + if (name.endsWith(".mid") || name.endsWith(".midi")) { + mMidiFileList.add(file); + } + } + } + + if (mMidiFileList.isEmpty()) { + mFileNameTv.setText("midi目录中无可用文件"); + } else { + showFileList(); + mFileNameTv.setText("找到" + mMidiFileList.size() + "个MIDI文件"); + } + } + + // 显示MIDI文件列表 + private void showFileList() { + List fileNameList = new ArrayList<>(); + for (File file : mMidiFileList) { + fileNameList.add(file.getName()); + } + + ArrayAdapter adapter = new ArrayAdapter( + this, + android.R.layout.simple_list_item_1, + fileNameList + ); + mFileListView.setAdapter(adapter); + + mFileListView.setOnItemClickListener(new AdapterView.OnItemClickListener() { + @Override + public void onItemClick(AdapterView parent, View view, int position, long id) { + mMidiPlayer.stop(); + File selectedFile = mMidiFileList.get(position); + boolean loaded = mMidiPlayer.loadMidiFile(selectedFile); + if (loaded) { + mFileNameTv.setText("当前文件：" + selectedFile.getName()); + initTrackList(); + ToastUtils.show("已加载：" + selectedFile.getName()); + } else { + mFileNameTv.setText("文件加载失败：" + selectedFile.getName()); + } + } + }); + } + + // 初始化轨道列表 + private void initTrackList() { + mTrackAdapter = new TrackAdapter(this, mMidiPlayer); + mTrackListView.setAdapter(mTrackAdapter); + } + + // 初始化播放控制按钮 + private void initControlButtons() { + mPlayBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + if (mMidiPlayer != null) { + mMidiPlayer.start(); + } + } + }); + + mPauseBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + if (mMidiPlayer != null) { + mMidiPlayer.pause(); + } + } + }); + + mStopBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + if (mMidiPlayer != null) { + mMidiPlayer.stop(); + } + } + }); + } + + // 禁用所有按钮（低版本设备） + private void disableButtons() { + mPlayBtn.setEnabled(false); + mPauseBtn.setEnabled(false); + mStopBtn.setEnabled(false); + mTestBtn.setEnabled(false); + } + + // 轨道列表适配器 + private class TrackAdapter extends android.widget.BaseAdapter { + private Context mContext; + private MidiPlayer mPlayer; + + public TrackAdapter(Context context, MidiPlayer player) { + mContext = context; + mPlayer = player; + } + + @Override + public int getCount() { + return mPlayer != null ? mPlayer.getTrackCount() : 0; + } + + @Override + public Object getItem(int position) { + return null; + } + + @Override + public long getItemId(int position) { + return position; + } + + @Override + public View getView(final int position, View convertView, ViewGroup parent) { + View view = getLayoutInflater().inflate(R.layout.item_track, parent, false); + TextView trackNameTv = (TextView) view.findViewById(R.id.tv_track_name); + final Button muteBtn = (Button) view.findViewById(R.id.btn_mute); + SeekBar volumeSb = (SeekBar) view.findViewById(R.id.sb_volume); + + trackNameTv.setText("轨道 " + (position + 1)); + muteBtn.setText("静音"); + + // 静音按钮逻辑 + muteBtn.setOnClickListener(new View.OnClickListener() { + @Override + public void onClick(View v) { + boolean isMuted = muteBtn.isSelected(); + mPlayer.setTrackMute(position, !isMuted); + muteBtn.setSelected(!isMuted); + muteBtn.setText(isMuted ? "静音" : "已静音"); + } + }); + + // 音量条（预留逻辑） + volumeSb.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() { + @Override + public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { + // 可添加音量控制逻辑（如发送MIDI音量事件） + } + + @Override + public void onStartTrackingTouch(SeekBar seekBar) {} + + @Override + public void onStopTrackingTouch(SeekBar seekBar) {} + }); + + return view; + } + } + + // 日志查看按钮点击事件 + public void onLog(View view) { + App.getWinBoLLActivityManager().startLogActivity(this); + } + + @Override + protected void onDestroy() { + super.onDestroy(); + if (mMidiPlayer != null) { + mMidiPlayer.stop(); + } + } +} + diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiTrack.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiTrack.java new file mode 100644 index 0000000..bc24b8a --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/MidiTrack.java @@ -0,0 +1,78 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:24 + * @Describe Midi轨道类，用于存储和管理单条Midi轨道的事件 + */ +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; + +public class MidiTrack { + public static final String TAG = "MidiTrack"; + + // 轨道事件列表（存储Midi事件字节数组） + private List mEvents = new ArrayList<>(); + // 事件迭代器（用于播放时遍历事件） + private Iterator mEventIterator; + // 轨道是否静音 + private boolean isMuted = false; + + public MidiTrack() { + } + + /** + * 添加Midi事件到轨道 + */ + public void addEvent(byte[] event) { + mEvents.add(event); + } + + /** + * 重置轨道播放状态（回到起始位置） + */ + public void reset() { + mEventIterator = mEvents.iterator(); + } + + /** + * 判断是否有下一个事件 + */ + public boolean hasNextEvent() { + // 如果静音，返回false不播放事件 + if (isMuted) { + return false; + } + // 初始化迭代器（首次使用或重置后） + if (mEventIterator == null) { + reset(); + } + return mEventIterator.hasNext(); + } + + /** + * 获取下一个Midi事件 + */ + public byte[] nextEvent() { + if (mEventIterator == null) { + reset(); + } + return mEventIterator.next(); + } + + /** + * 设置轨道静音状态 + */ + public void setMute(boolean mute) { + isMuted = mute; + } + + /** + * 获取轨道事件数量 + */ + public int getEventCount() { + return mEvents.size(); + } +} + diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/SoundFontManager.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/SoundFontManager.java new file mode 100644 index 0000000..cc56dfb --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/SoundFontManager.java @@ -0,0 +1,59 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:12 + * @Describe SoundFontManager + */ +import android.content.Context; +import android.util.Log; +import cc.winboll.studio.libappbase.LogUtils; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; + +// 简化版：实际需使用SoundFont解析库（如Audiokit、FluidSynth） +public class SoundFontManager { + + public static final String TAG = "SoundFontManager"; + + private Context mContext; + private File mSoundFontFile; + + public SoundFontManager(Context context) { + mContext = context; + } + + // 加载SoundFont文件（.sf2格式） + public boolean loadSoundFont(File file) { + if (!file.exists() || !file.getName().endsWith(".sf2")) { + LogUtils.d(TAG, "无效的SoundFont文件"); + return false; + } + // 复制到应用私有目录（可选） + try { + File dest = new File(mContext.getFilesDir(), "custom_soundfont.sf2"); + FileInputStream fis = new FileInputStream(file); + FileOutputStream fos = new FileOutputStream(dest); + byte[] buffer = new byte[1024]; + int len; + while ((len = fis.read(buffer)) != -1) { + fos.write(buffer, 0, len); + } + fis.close(); + fos.close(); + mSoundFontFile = dest; + return true; + } catch (IOException e) { + LogUtils.d(TAG, "复制SoundFont失败: " + e.getMessage()); + return false; + } + } + + // 获取加载的SoundFont路径（供合成器使用） + public String getSoundFontPath() { + return mSoundFontFile != null ? mSoundFontFile.getAbsolutePath() : null; + } +} + diff --git a/miniplayer/src/main/java/cc/winboll/studio/miniplayer/WinBoLLActivity.java b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/WinBoLLActivity.java new file mode 100644 index 0000000..52d4af8 --- /dev/null +++ b/miniplayer/src/main/java/cc/winboll/studio/miniplayer/WinBoLLActivity.java @@ -0,0 +1,60 @@ +package cc.winboll.studio.miniplayer; + +/** + * @Author ZhanGSKen + * @Date 2025/06/29 10:40 + * @Describe WinBoLLActivity + */ +import android.app.Activity; +import android.os.Bundle; +import android.view.MenuItem; +import androidx.appcompat.app.AppCompatActivity; +import cc.winboll.studio.libappbase.GlobalApplication; +import cc.winboll.studio.libappbase.LogUtils; +import cc.winboll.studio.libappbase.winboll.IWinBoLLActivity; + +public class WinBoLLActivity extends AppCompatActivity implements IWinBoLLActivity { + + public static final String TAG = "WinBoLLActivity"; + + @Override + public Activity getActivity() { + return this; + } + + @Override + public String getTag() { + return TAG; + } + + @Override + protected void onResume() { + super.onResume(); + LogUtils.d(TAG, String.format("onResume %s", getTag())); + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + /*if (item.getItemId() == R.id.item_log) { + GlobalApplication.getWinBoLLActivityManager().startLogActivity(this); + return true; + } else if (item.getItemId() == R.id.item_home) { + GlobalApplication.getWinBoLLActivityManager().startWinBoLLActivity(getApplicationContext(), MainActivity.class); + return true; + }*/ + // 在switch语句中处理每个ID，并在处理完后返回true，未处理的情况返回false。 + return super.onOptionsItemSelected(item); + } + + @Override + protected void onPostCreate(Bundle savedInstanceState) { + super.onPostCreate(savedInstanceState); + GlobalApplication.getWinBoLLActivityManager().add(this); + } + + @Override + protected void onDestroy() { + super.onDestroy(); + GlobalApplication.getWinBoLLActivityManager().registeRemove(this); + } +} diff --git a/miniplayer/src/main/res/drawable-v24/ic_launcher_foreground.xml b/miniplayer/src/main/res/drawable-v24/ic_launcher_foreground.xml new file mode 100644 index 0000000..c7bd21d --- /dev/null +++ b/miniplayer/src/main/res/drawable-v24/ic_launcher_foreground.xml @@ -0,0 +1,34 @@ + + + + + + + + + + + diff --git a/miniplayer/src/main/res/drawable/ic_launcher_background.xml b/miniplayer/src/main/res/drawable/ic_launcher_background.xml new file mode 100644 index 0000000..d5fccc5 --- /dev/null +++ b/miniplayer/src/main/res/drawable/ic_launcher_background.xml @@ -0,0 +1,170 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/miniplayer/src/main/res/layout/activity_midi_player.xml b/miniplayer/src/main/res/layout/activity_midi_player.xml new file mode 100644 index 0000000..8ca98d0 --- /dev/null +++ b/miniplayer/src/main/res/layout/activity_midi_player.xml @@ -0,0 +1,91 @@ + + + + + + + + + + + + + + + +