libmp3fixes

android/build.gradle.kts

@@ -103,6 +103,7 @@ dependencies {
     implementation(project(":common:data-models"))
     implementation(project(":common:core-components"))
     implementation(project(":common:providers"))
+    implementation(project(":ffmpeg:android-ffmpeg"))
 
     // Koin
     implementation(Koin.android)

android/src/main/java/com/shabinder/spotiflyer/MainActivity.kt

@@ -77,6 +77,7 @@ import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.conflate
 import kotlinx.coroutines.flow.emitAll
 import kotlinx.coroutines.launch
+import nl.bravobit.ffmpeg.*
 import org.koin.android.ext.android.inject
 import org.koin.core.parameter.parametersOf
 import java.io.File
@@ -107,13 +108,37 @@ class MainActivity : ComponentActivity() {
         // This app draws behind the system bars, so we want to handle fitting system windows
         WindowCompat.setDecorFitsSystemWindows(window, false)
         rootComponent = spotiFlyerRoot(defaultComponentContext())
+        val ffmpeg = FFmpeg.getInstance(this@MainActivity)
+        val ffprobe = FFprobe.getInstance(this@MainActivity)
         lifecycleScope.launch {
             Log.d("FFmpeg", "init")
-            AndroidMediaConverter().convertAudioFile("/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.mp3","/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.temp.mp3").fold({
+            FFmpegConfig.versionFFmpeg(this@MainActivity)
+            FFmpegConfig.codecsFFmpeg(this@MainActivity)
+            FFmpegConfig.versionFFprobe(this@MainActivity)
+            Log.d("FFmpeg Support", ffmpeg.isSupported.toString())
+            val inputFilePath = "/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.mp3"
+            val outputFilePath = "/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.temp.mp3"
+            val kbpsArg = "-b:a 192k"
+            ffmpeg.execute(arrayOf("-i", inputFilePath, /*"-acodec", "libmp3lame",*/ "-vn", outputFilePath),object : ExecuteBinaryResponseHandler() {
+                override fun onSuccess(message: String?) {
+                    Log.d("FFmpeg Command", "Success $message")
+                }
+
+                override fun onProgress(message: String?) {
+                    Log.d("FFmpeg Command", "Progress $message")
+                }
+
+                override fun onFailure(message: String?) {
+                    Log.d("FFmpeg Command", "Failed $message")
+                }
+
+            })
+
+            /* AndroidMediaConverter().convertAudioFile("/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.mp3","/storage/emulated/0/Music/SpotiFlyer/Playlists/Sing-along_Punjabi/Kya_Baat_Ay.temp.mp3").fold({
                  Log.d("FFmpeg Success",it)
              }){
                  it.printStackTrace()
-            }
+             }*/
         }
         /*FFmpeg.testInit()*/
         setContent {

common/core-components/build.gradle.kts

@@ -19,7 +19,7 @@ kotlin {
             dependencies {
                 implementation(Extras.mp3agic)
                 implementation(Extras.Android.countly)
-                implementation(project(":ffmpeg:ffmpeg-kit-android-lib"))
+                implementation(project(":ffmpeg:android-ffmpeg"))
 //                implementation("com.arthenica:ffmpeg-kit-audio:4.4.LTS")
                 //api(files("$rootDir/libs/mobile-ffmpeg.aar"))
             }

common/core-components/src/androidMain/kotlin/com/shabinder/common/core_components/media_converter/AndroidMediaConverter.kt

@@ -1,6 +1,5 @@
 package com.shabinder.common.core_components.media_converter
 
-import com.shabinder.spotiflyer.ffmpeg.AndroidFFmpeg.runTranscode
 import com.shabinder.common.models.AudioQuality
 import org.koin.dsl.bind
 import org.koin.dsl.module
@@ -14,8 +13,12 @@ class AndroidMediaConverter : MediaConverter() {
         progressCallbacks: (Long) -> Unit,
     ) = executeSafelyInPool {
         // 192 is Default
-        val audioBitrate = if (audioQuality == AudioQuality.UNKNOWN) 192 else audioQuality.kbps.toIntOrNull() ?: 192
+        val audioBitrate =
-        runTranscode(inputFilePath,outputFilePath,audioBitrate).toString()
+            if (audioQuality == AudioQuality.UNKNOWN) 192 else audioQuality.kbps.toIntOrNull()
+                ?: 192
+
+        ""
+        //runTranscode(inputFilePath,outputFilePath,audioBitrate).toString()
         /*val kbpsArg = if (audioQuality == AudioQuality.UNKNOWN) {
             val mediaInformation = FFprobeKit.getMediaInformation(inputFilePath)
             val bitrate = ((mediaInformation.mediaInformation.bitrate).toFloat()/1000).roundToInt()

ffmpeg/android-ffmpeg/.gitignore

@@ -0,0 +1 @@
+/build

ffmpeg/android-ffmpeg/build.gradle.kts

@@ -13,24 +13,12 @@ android {
 
         minSdk = Versions.minSdkVersion
         targetSdk = Versions.targetSdkVersion
+//        versionCode = Versions.versionCode
+//        versionName = Versions.versionName
 
-        /*versionCode = Versions.versionCode
+        /*ndk {
-        versionName = Versions.versionName*/
-
-        ndk {
             abiFilters.addAll(setOf("x86", "x86_64", "armeabi-v7a", "arm64-v8a"))
-        }
+        }*/
-    }
-
-    sourceSets {
-        named("main") {
-            jniLibs.srcDir("../ffmpeg-android-maker/output/lib")
-        }
-    }
-    externalNativeBuild {
-        cmake {
-            path("CMakeLists.txt")
-        }
     }
 
     buildTypes {
@@ -61,3 +49,4 @@ android {
 }
 
 dependencies { /**/ }
+

ffmpeg/android-ffmpeg/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.kts.
+#
+# 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

ffmpeg/android-ffmpeg/src/main/AndroidManifest.xml

@@ -0,0 +1 @@
+<manifest package="bravobit.nl.ffmpegandroid" />

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/CommandResult.java

@@ -0,0 +1,30 @@
+package nl.bravobit.ffmpeg;
+
+class CommandResult {
+    final String output;
+    final boolean success;
+
+    CommandResult(boolean success, String output) {
+        this.success = success;
+        this.output = output;
+    }
+
+    static CommandResult getDummyFailureResponse() {
+        return new CommandResult(false, "");
+    }
+
+    static CommandResult getOutputFromProcess(Process process) {
+        String output;
+        if (success(process.exitValue())) {
+            output = Util.convertInputStreamToString(process.getInputStream());
+        } else {
+            output = Util.convertInputStreamToString(process.getErrorStream());
+        }
+        return new CommandResult(success(process.exitValue()), output);
+    }
+
+    static boolean success(Integer exitValue) {
+        return exitValue != null && exitValue == 0;
+    }
+
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/ExecuteBinaryResponseHandler.java

@@ -0,0 +1,29 @@
+package nl.bravobit.ffmpeg;
+
+public class ExecuteBinaryResponseHandler implements FFcommandExecuteResponseHandler {
+
+    @Override
+    public void onSuccess(String message) {
+
+    }
+
+    @Override
+    public void onProgress(String message) {
+
+    }
+
+    @Override
+    public void onFailure(String message) {
+
+    }
+
+    @Override
+    public void onStart() {
+
+    }
+
+    @Override
+    public void onFinish() {
+
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFbinaryContextProvider.java

@@ -0,0 +1,8 @@
+package nl.bravobit.ffmpeg;
+
+import android.content.Context;
+
+public interface FFbinaryContextProvider {
+
+    Context provide();
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFbinaryInterface.java

@@ -0,0 +1,55 @@
+package nl.bravobit.ffmpeg;
+
+import java.util.Map;
+
+interface FFbinaryInterface {
+
+    /**
+     * Executes a command
+     *
+     * @param environmentVars                 Environment variables
+     * @param cmd                             command to execute
+     * @param ffcommandExecuteResponseHandler {@link FFcommandExecuteResponseHandler}
+     * @return the task
+     */
+    FFtask execute(Map<String, String> environmentVars, String[] cmd, FFcommandExecuteResponseHandler ffcommandExecuteResponseHandler);
+
+    /**
+     * Executes a command
+     *
+     * @param cmd                             command to execute
+     * @param ffcommandExecuteResponseHandler {@link FFcommandExecuteResponseHandler}
+     * @return the task
+     */
+    FFtask execute(String[] cmd, FFcommandExecuteResponseHandler ffcommandExecuteResponseHandler);
+
+    /**
+     * Checks if FF binary is supported on this device
+     *
+     * @return true if FF binary is supported on this device
+     */
+    boolean isSupported();
+
+    /**
+     * Checks if a command with given task is currently running
+     *
+     * @param task - the task that you want to check
+     * @return true if a command is running
+     */
+    boolean isCommandRunning(FFtask task);
+
+    /**
+     * Kill given running process
+     *
+     * @param task - the task to kill
+     * @return true if process is killed successfully
+     */
+    boolean killRunningProcesses(FFtask task);
+
+    /**
+     * Timeout for binary process, should be minimum of 10 seconds
+     *
+     * @param timeout in milliseconds
+     */
+    void setTimeout(long timeout);
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFbinaryObserver.java

@@ -0,0 +1,6 @@
+package nl.bravobit.ffmpeg;
+
+public interface FFbinaryObserver extends Runnable {
+
+    void cancel();
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFcommandExecuteAsyncTask.java

@@ -0,0 +1,142 @@
+package nl.bravobit.ffmpeg;
+
+import android.os.AsyncTask;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.util.Map;
+import java.util.concurrent.TimeoutException;
+
+class FFcommandExecuteAsyncTask extends AsyncTask<Void, String, CommandResult> implements FFtask {
+
+    private final String[] cmd;
+    private Map<String, String> environment;
+    private final FFcommandExecuteResponseHandler ffmpegExecuteResponseHandler;
+    private final ShellCommand shellCommand;
+    private final long timeout;
+    private long startTime;
+    private Process process;
+    private String output = "";
+    private boolean quitPending;
+
+    FFcommandExecuteAsyncTask(String[] cmd, Map<String, String> environment, long timeout, FFcommandExecuteResponseHandler ffmpegExecuteResponseHandler) {
+        this.cmd = cmd;
+        this.timeout = timeout;
+        this.environment = environment;
+        this.ffmpegExecuteResponseHandler = ffmpegExecuteResponseHandler;
+        this.shellCommand = new ShellCommand();
+    }
+
+    @Override
+    protected void onPreExecute() {
+        startTime = System.currentTimeMillis();
+        if (ffmpegExecuteResponseHandler != null) {
+            ffmpegExecuteResponseHandler.onStart();
+        }
+    }
+
+    @Override
+    protected CommandResult doInBackground(Void... params) {
+        try {
+            process = shellCommand.run(cmd, environment);
+            if (process == null) {
+                return CommandResult.getDummyFailureResponse();
+            }
+            Log.d("Running publishing updates method");
+            checkAndUpdateProcess();
+            return CommandResult.getOutputFromProcess(process);
+        } catch (TimeoutException e) {
+            Log.e("FFmpeg binary timed out", e);
+            return new CommandResult(false, e.getMessage());
+        } catch (Exception e) {
+            Log.e("Error running FFmpeg binary", e);
+        } finally {
+            Util.destroyProcess(process);
+        }
+        return CommandResult.getDummyFailureResponse();
+    }
+
+    @Override
+    protected void onProgressUpdate(String... values) {
+        if (values != null && values[0] != null && ffmpegExecuteResponseHandler != null) {
+            ffmpegExecuteResponseHandler.onProgress(values[0]);
+        }
+    }
+
+    @Override
+    protected void onPostExecute(CommandResult commandResult) {
+        if (ffmpegExecuteResponseHandler != null) {
+            output += commandResult.output;
+            if (commandResult.success) {
+                ffmpegExecuteResponseHandler.onSuccess(output);
+            } else {
+                ffmpegExecuteResponseHandler.onFailure(output);
+            }
+            ffmpegExecuteResponseHandler.onFinish();
+        }
+    }
+
+    private void checkAndUpdateProcess() throws TimeoutException, InterruptedException {
+        while (!Util.isProcessCompleted(process)) {
+
+            // checking if process is completed
+            if (Util.isProcessCompleted(process)) {
+                return;
+            }
+
+            // Handling timeout
+            if (timeout != Long.MAX_VALUE && System.currentTimeMillis() > startTime + timeout) {
+                throw new TimeoutException("FFmpeg binary timed out");
+            }
+
+            try {
+                String line;
+                BufferedReader reader = new BufferedReader(new InputStreamReader(process.getErrorStream()));
+                while ((line = reader.readLine()) != null) {
+                    if (isCancelled()) {
+                        process.destroy();
+                        process.waitFor();
+                        return;
+                    }
+
+                    if (quitPending) {
+                        sendQ();
+                        process = null;
+                        return;
+                    }
+
+                    output += line + "\n";
+                    publishProgress(line);
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+    public boolean isProcessCompleted() {
+        return Util.isProcessCompleted(process);
+    }
+
+    @Override
+    public boolean killRunningProcess() {
+        return Util.killAsync(this);
+    }
+
+    @Override
+    public void sendQuitSignal() {
+        quitPending = true;
+    }
+
+    private void sendQ() {
+        OutputStream outputStream = process.getOutputStream();
+        try {
+            outputStream.write("q\n".getBytes());
+            outputStream.flush();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFcommandExecuteResponseHandler.java

@@ -0,0 +1,26 @@
+package nl.bravobit.ffmpeg;
+
+public interface FFcommandExecuteResponseHandler extends ResponseHandler {
+
+    /**
+     * on Success
+     *
+     * @param message complete output of the binary command
+     */
+    void onSuccess(String message);
+
+    /**
+     * on Progress
+     *
+     * @param message current output of binary command
+     */
+    void onProgress(String message);
+
+    /**
+     * on Failure
+     *
+     * @param message complete output of the binary command
+     */
+    void onFailure(String message);
+
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFmpeg.java

@@ -0,0 +1,88 @@
+package nl.bravobit.ffmpeg;
+
+import android.content.Context;
+import android.os.AsyncTask;
+
+import java.io.File;
+import java.util.Map;
+
+public class FFmpeg implements FFbinaryInterface {
+
+    private final FFbinaryContextProvider context;
+
+    private static final long MINIMUM_TIMEOUT = 10 * 1000;
+    private long timeout = Long.MAX_VALUE;
+
+    private static FFmpeg instance = null;
+
+    private FFmpeg(FFbinaryContextProvider context) {
+        this.context = context;
+        Log.setDebug(Util.isDebug(this.context.provide()));
+    }
+
+    public static FFmpeg getInstance(final Context context) {
+        if (instance == null) {
+            instance = new FFmpeg(new FFbinaryContextProvider() {
+                @Override
+                public Context provide() {
+                    return context;
+                }
+            });
+        }
+        return instance;
+    }
+
+    @Override
+    public boolean isSupported() {
+
+        // get ffmpeg file
+        File ffmpeg = FileUtils.getFFmpeg(context.provide());
+
+        // check if ffmpeg can be executed
+        if (!ffmpeg.canExecute()) {
+            // try to make executable
+            Log.e("ffmpeg cannot execute");
+            return false;
+        }
+
+        Log.d("ffmpeg is ready!");
+
+        return true;
+    }
+
+    @Override
+    public FFtask execute(Map<String, String> environvenmentVars, String[] cmd, FFcommandExecuteResponseHandler ffmpegExecuteResponseHandler) {
+        if (cmd.length != 0) {
+            final String[] command = new String[cmd.length + 1];
+            command[0] = FileUtils.getFFmpeg(context.provide()).getAbsolutePath();
+            System.arraycopy(cmd, 0, command, 1, cmd.length);
+            FFcommandExecuteAsyncTask task = new FFcommandExecuteAsyncTask(command, environvenmentVars, timeout, ffmpegExecuteResponseHandler);
+            task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+            return task;
+        } else {
+            throw new IllegalArgumentException("shell command cannot be empty");
+        }
+    }
+
+    @Override
+    public FFtask execute(String[] cmd, FFcommandExecuteResponseHandler ffmpegExecuteResponseHandler) {
+        return execute(null, cmd, ffmpegExecuteResponseHandler);
+    }
+
+    @Override
+    public boolean isCommandRunning(FFtask task) {
+        return task != null && !task.isProcessCompleted();
+    }
+
+    @Override
+    public boolean killRunningProcesses(FFtask task) {
+        return task != null && task.killRunningProcess();
+    }
+
+    @Override
+    public void setTimeout(long timeout) {
+        if (timeout >= MINIMUM_TIMEOUT) {
+            this.timeout = timeout;
+        }
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFmpegConfig.kt

@@ -0,0 +1,42 @@
+package nl.bravobit.ffmpeg
+
+import android.content.Context
+
+object FFmpegConfig {
+    fun versionFFmpeg(context: Context) {
+        FFmpeg.getInstance(context).execute(arrayOf("-version"), object : ExecuteBinaryResponseHandler() {
+            override fun onSuccess(message: String) {
+                Log.d(message)
+            }
+
+            override fun onProgress(message: String) {
+                Log.d(message)
+            }
+        })
+    }
+
+    fun codecsFFmpeg(context: Context) {
+        FFmpeg.getInstance(context).execute(arrayOf("-codecs"), object : ExecuteBinaryResponseHandler() {
+            override fun onSuccess(message: String) {
+                Log.d(message)
+            }
+
+            override fun onProgress(message: String) {
+                Log.d(message)
+            }
+        })
+    }
+
+    fun versionFFprobe(context: Context) {
+        Log.d("version ffprobe")
+        FFprobe.getInstance(context).execute(arrayOf("-version"), object : ExecuteBinaryResponseHandler() {
+            override fun onSuccess(message: String) {
+                Log.d(message)
+            }
+
+            override fun onProgress(message: String) {
+                Log.d(message)
+            }
+        })
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFprobe.java

@@ -0,0 +1,85 @@
+package nl.bravobit.ffmpeg;
+
+import android.content.Context;
+import android.os.AsyncTask;
+
+import java.io.File;
+import java.util.Map;
+
+public class FFprobe implements FFbinaryInterface {
+
+    private final FFbinaryContextProvider context;
+
+    private static final long MINIMUM_TIMEOUT = 10 * 1000;
+    private long timeout = Long.MAX_VALUE;
+
+    private static FFprobe instance = null;
+
+    private FFprobe(FFbinaryContextProvider context) {
+        this.context = context;
+        Log.setDebug(Util.isDebug(this.context.provide()));
+    }
+
+    public static FFprobe getInstance(final Context context) {
+        if (instance == null) {
+            instance = new FFprobe(new FFbinaryContextProvider() {
+                @Override
+                public Context provide() {
+                    return context;
+                }
+            });
+        }
+        return instance;
+    }
+
+    @Override
+    public boolean isSupported() {
+        // get ffprobe file
+        File ffprobe = FileUtils.getFFprobe(context.provide());
+
+        // check if ffprobe can be executed
+        if (!ffprobe.canExecute()) {
+            Log.e("ffprobe cannot execute");
+            return false;
+        }
+
+        Log.d("ffprobe is ready!");
+
+        return true;
+    }
+
+    @Override
+    public FFtask execute(Map<String, String> environvenmentVars, String[] cmd, FFcommandExecuteResponseHandler ffcommandExecuteResponseHandler) {
+        if (cmd.length != 0) {
+            final String[] command = new String[cmd.length + 1];
+            command[0] = FileUtils.getFFprobe(context.provide()).getAbsolutePath();
+            System.arraycopy(cmd, 0, command, 1, cmd.length);
+            FFcommandExecuteAsyncTask task = new FFcommandExecuteAsyncTask(command, environvenmentVars, timeout, ffcommandExecuteResponseHandler);
+            task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
+            return task;
+        } else {
+            throw new IllegalArgumentException("shell command cannot be empty");
+        }
+    }
+
+    @Override
+    public FFtask execute(String[] cmd, FFcommandExecuteResponseHandler ffcommandExecuteResponseHandler) {
+        return execute(null, cmd, ffcommandExecuteResponseHandler);
+    }
+
+    public boolean isCommandRunning(FFtask task) {
+        return task != null && !task.isProcessCompleted();
+    }
+
+    @Override
+    public boolean killRunningProcesses(FFtask task) {
+        return task != null && task.killRunningProcess();
+    }
+
+    @Override
+    public void setTimeout(long timeout) {
+        if (timeout >= MINIMUM_TIMEOUT) {
+            this.timeout = timeout;
+        }
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FFtask.java

@@ -0,0 +1,22 @@
+package nl.bravobit.ffmpeg;
+
+public interface FFtask {
+
+    /**
+     * Sends 'q' to the ff binary running process asynchronously
+     */
+    void sendQuitSignal();
+
+    /**
+     * Checks if process is completed
+     * @return <code>true</code> if a process is running
+     */
+    boolean isProcessCompleted();
+
+    /**
+     * Kill given running process
+     *
+     * @return true if process is killed successfully
+     */
+    boolean killRunningProcess();
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/FileUtils.java

@@ -0,0 +1,20 @@
+package nl.bravobit.ffmpeg;
+
+import android.content.Context;
+
+import java.io.File;
+
+class FileUtils {
+    private static final String FFMPEG_FILE_NAME = "ffmpeg";
+    private static final String FFPROBE_FILE_NAME = "ffprobe";
+
+    static File getFFmpeg(Context context) {
+        File folder = new File(context.getApplicationInfo().nativeLibraryDir);
+        return new File(folder, FFMPEG_FILE_NAME);
+    }
+
+    static File getFFprobe(Context context) {
+        File folder = new File(context.getApplicationInfo().nativeLibraryDir);
+        return new File(folder, FFPROBE_FILE_NAME);
+    }
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/Log.java

@@ -0,0 +1,58 @@
+package nl.bravobit.ffmpeg;
+
+class Log {
+
+    private static String TAG = FFmpeg.class.getSimpleName();
+    private static boolean DEBUG = false;
+
+    public static void setDebug(boolean debug) {
+        Log.DEBUG = debug;
+    }
+
+    public static void setTag(String tag) {
+        Log.TAG = tag;
+    }
+
+    static void d(Object obj) {
+        if (DEBUG) {
+            android.util.Log.d(TAG, obj != null ? obj.toString() : "");
+        }
+    }
+
+    static void e(Object obj) {
+        if (DEBUG) {
+            android.util.Log.e(TAG, obj != null ? obj.toString() : "");
+        }
+    }
+
+    static void w(Object obj) {
+        if (DEBUG) {
+            android.util.Log.w(TAG, obj != null ? obj.toString() : "");
+        }
+    }
+
+    static void i(Object obj) {
+        if (DEBUG) {
+            android.util.Log.i(TAG, obj != null ? obj.toString() : "");
+        }
+    }
+
+    static void v(Object obj) {
+        if (DEBUG) {
+            android.util.Log.v(TAG, obj != null ? obj.toString() : "");
+        }
+    }
+
+    static void e(Object obj, Throwable throwable) {
+        if (DEBUG) {
+            android.util.Log.e(TAG, obj != null ? obj.toString() : "", throwable);
+        }
+    }
+
+    static void e(Throwable throwable) {
+        if (DEBUG) {
+            android.util.Log.e(TAG, "", throwable);
+        }
+    }
+
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/ResponseHandler.java

@@ -0,0 +1,15 @@
+package nl.bravobit.ffmpeg;
+
+public interface ResponseHandler {
+
+    /**
+     * on Start
+     */
+    void onStart();
+
+    /**
+     * on Finish
+     */
+    void onFinish();
+
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/ShellCommand.java

@@ -0,0 +1,22 @@
+package nl.bravobit.ffmpeg;
+
+import java.util.Arrays;
+import java.util.Map;
+
+class ShellCommand {
+
+    Process run(String[] commandString, Map<String, String> environment) {
+        Process process = null;
+        try {
+            ProcessBuilder processBuilder = new ProcessBuilder(commandString);
+            if (environment != null) {
+                processBuilder.environment().putAll(environment);
+            }
+            process = processBuilder.start();
+        } catch (Throwable t) {
+            Log.e("Exception while trying to run: " + Arrays.toString(commandString), t);
+        }
+        return process;
+    }
+
+}

ffmpeg/android-ffmpeg/src/main/java/nl/bravobit/ffmpeg/Util.java

@@ -0,0 +1,105 @@
+package nl.bravobit.ffmpeg;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.os.AsyncTask;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+class Util {
+
+    static boolean isDebug(Context context) {
+        return (context.getApplicationContext().getApplicationInfo().flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0;
+    }
+
+    static String convertInputStreamToString(InputStream inputStream) {
+        try {
+            BufferedReader r = new BufferedReader(new InputStreamReader(inputStream));
+            String str;
+            StringBuilder sb = new StringBuilder();
+            while ((str = r.readLine()) != null) {
+                sb.append(str);
+            }
+            return sb.toString();
+        } catch (IOException e) {
+            Log.e("error converting input stream to string", e);
+        }
+        return null;
+    }
+
+    static void destroyProcess(Process process) {
+        if (process != null) {
+            try {
+                process.destroy();
+            } catch (Exception e) {
+                Log.e("progress destroy error", e);
+            }
+        }
+    }
+
+    static boolean killAsync(AsyncTask asyncTask) {
+        return asyncTask != null && !asyncTask.isCancelled() && asyncTask.cancel(true);
+    }
+
+    static boolean isProcessCompleted(Process process) {
+        try {
+            if (process == null) return true;
+            process.exitValue();
+            return true;
+        } catch (IllegalThreadStateException e) {
+            // do nothing
+        }
+        return false;
+    }
+
+    public interface ObservePredicate {
+        Boolean isReadyToProceed();
+    }
+
+    static FFbinaryObserver observeOnce(final ObservePredicate predicate, final Runnable run, final int timeout) {
+        final android.os.Handler observer = new android.os.Handler();
+
+
+        final FFbinaryObserver observeAction = new FFbinaryObserver() {
+            private boolean canceled = false;
+            private int timeElapsed = 0;
+
+            @Override
+            public void run() {
+                if (timeElapsed + 40 > timeout) cancel();
+                timeElapsed += 40;
+
+                if (canceled) return;
+
+                boolean readyToProceed = false;
+                try {
+                    readyToProceed = predicate.isReadyToProceed();
+                } catch (Exception e) {
+                    Log.v("Observing " + e.getMessage());
+                    observer.postDelayed(this, 40);
+                    return;
+                }
+
+                if (readyToProceed) {
+                    Log.v("Observed");
+                    run.run();
+                } else {
+                    Log.v("Observing");
+                    observer.postDelayed(this, 40);
+                }
+            }
+
+            @Override
+            public void cancel() {
+                canceled = true;
+            }
+        };
+
+        observer.post(observeAction);
+
+        return observeAction;
+    }
+}

ffmpeg/android-ffmpeg/src/main/res/values/strings.xml

@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">FFMpegAndroid</string>
+</resources>

ffmpeg/ffmpeg-kit-android-lib/CMakeLists.txt

@@ -1,61 +0,0 @@
-cmake_minimum_required(VERSION 3.4.1)
-
-set(ffmpeg_dir ${CMAKE_SOURCE_DIR}/../ffmpeg-android-maker/output)
-set(ffmpeg_libs ${ffmpeg_dir}/lib/${ANDROID_ABI})
-
-include_directories(${ffmpeg_dir}/include/${ANDROID_ABI})
-
-set(
-        # List variable name
-        ffmpeg_libs_names
-        # Values in the list
-        avutil avformat avcodec swresample avdevice avfilter swscale
-)
-
-foreach (ffmpeg_lib_name ${ffmpeg_libs_names})
-    add_library(
-            ${ffmpeg_lib_name}
-            SHARED
-            IMPORTED
-    )
-    set_target_properties(
-            ${ffmpeg_lib_name}
-            PROPERTIES
-            IMPORTED_LOCATION
-            ${ffmpeg_libs}/lib${ffmpeg_lib_name}.so
-    )
-endforeach ()
-
-add_library(
-        # Name for a library to build
-        spotiflyer-ffmpeg
-        # Type of a library
-        SHARED
-        # All cpp files to compile
-        # mobile-ffmpeg
-       src/main/cpp/doc_examples_transcode_aac.c
-
-        # ffmpeg-kit
-#        src/main/cpp/ffmpegkit.c
-#        src/main/cpp/ffprobekit.c
-#        src/main/cpp/ffmpegkit_exception.c
-#        src/main/cpp/fftools_cmdutils.c
-#        src/main/cpp/fftools_ffmpeg.c
-#        src/main/cpp/fftools_ffprobe.c
-#        src/main/cpp/fftools_ffmpeg_opt.c
-#        src/main/cpp/fftools_ffmpeg_hw.c
-#        src/main/cpp/fftools_ffmpeg_filter.c
-#        src/main/cpp/saf_wrapper.c
-)
-
-target_link_libraries(
-        # Library to link
-        spotiflyer-ffmpeg
-        # List of libraries to link against:
-        # Library for writing messages in LogCat
-        log
-        # Library for processing Bitmap objects
-        jnigraphics
-        # FFmpeg libraries
-        ${ffmpeg_libs_names}
-)

ffmpeg/ffmpeg-kit-android-lib/proguard-rules.pro

@@ -1,17 +0,0 @@
-# Add project specific ProGuard rules here.
-# You can control the set of applied configuration files using the
-# proguardFiles setting in build.gradle.kts.
-#
-# For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
-
--keep class com.arthenica.ffmpegkit.FFmpegKitConfig {
-    native <methods>;
-    void log(long, int, byte[]);
-    void statistics(long, int, float, float, long , int, double, double);
-    void closeParcelFileDescriptor(int);
-}
-
--keep class com.arthenica.ffmpegkit.AbiDetect {
-    native <methods>;
-}

ffmpeg/ffmpeg-kit-android-lib/src/main/AndroidManifest.xml

@@ -1,4 +0,0 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.shabinder.spotiflyer.ffmpeg">
-
-</manifest>

ffmpeg/ffmpeg-kit-android-lib/src/main/cpp/.gitignore

@@ -1,2 +0,0 @@
-/android_lts_support.o
-/libandroidltssupport.a

ffmpeg/ffmpeg-kit-android-lib/src/main/cpp/doc_examples_transcode_aac.c

@@ -1,915 +0,0 @@
-/*
- * Copyright (c) 2013-2018 Andreas Unterweger
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/**
- * @file
- * Simple audio converter
- *
- * @example transcode_aac.c
- * Convert an input audio file to AAC in an MP4 container using FFmpeg.
- * Formats other than MP4 are supported based on the output file extension.
- * @author Andreas Unterweger (dustsigns@gmail.com)
- */
-
-#include <stdio.h>
-#include <jni.h>
-#include <android/log.h>
-
-#include "libavformat/avformat.h"
-#include "libavformat/avio.h"
-
-#include "libavcodec/avcodec.h"
-
-#include "libavutil/audio_fifo.h"
-#include "libavutil/avassert.h"
-#include "libavutil/avstring.h"
-#include "libavutil/frame.h"
-#include "libavutil/opt.h"
-
-#include "libswresample/swresample.h"
-#include <jni.h>
-
-/* The number of output channels */
-#define OUTPUT_CHANNELS 2
-/* The index of audio stream that will be transcoded */
-static int audio_stream_idx = -1;
-
-/**
- * Open an input file and the required decoder.
- * @param      filename             File to be opened
- * @param[out] input_format_context Format context of opened file
- * @param[out] input_codec_context  Codec context of opened file
- * @return Error code (0 if successful)
- */
-static int open_input_file(const char *filename,
-                           AVFormatContext **input_format_context,
-                           AVCodecContext **input_codec_context)
-{
-    AVCodecContext *avctx;
-    AVCodec *input_codec;
-    int error;
-
-    /* Open the input file to read from it. */
-    if ((error = avformat_open_input(input_format_context, filename, NULL,
-                                     NULL)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open input file '%s' (error '%s')\n",
-                filename, av_err2str(error));
-        *input_format_context = NULL;
-        return error;
-    }
-
-    /* Get information on the input file (number of streams etc.). */
-    if ((error = avformat_find_stream_info(*input_format_context, NULL)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open find stream info (error '%s')\n",
-                av_err2str(error));
-        avformat_close_input(input_format_context);
-        return error;
-    }
-
-    for (audio_stream_idx = 0; audio_stream_idx < (*input_format_context)->nb_streams; audio_stream_idx++) {
-        if ((*input_format_context)->streams[audio_stream_idx]->codecpar->codec_type == AVMEDIA_TYPE_AUDIO)
-            break;
-
-        __android_log_print(ANDROID_LOG_INFO, "transcode_aac", "Skip non-audio input stream %d\n", audio_stream_idx);
-    }
-
-    /* Make sure that there is at least one audio stream in the input file. */
-    if (audio_stream_idx >= (*input_format_context)->nb_streams) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not find an audio (error '%s')\n",
-                av_err2str(error));
-        avformat_close_input(input_format_context);
-        return AVERROR_EXIT;
-    }
-
-    /* Find a decoder for the audio stream. */
-    if (!(input_codec = avcodec_find_decoder((*input_format_context)->streams[audio_stream_idx]->codecpar->codec_id))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not find input codec\n");
-        avformat_close_input(input_format_context);
-        return AVERROR_EXIT;
-    }
-
-    /* Allocate a new decoding context. */
-    avctx = avcodec_alloc_context3(input_codec);
-    if (!avctx) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate a decoding context\n");
-        avformat_close_input(input_format_context);
-        return AVERROR(ENOMEM);
-    }
-
-    /* Initialize the stream parameters with demuxer information. */
-    error = avcodec_parameters_to_context(avctx, (*input_format_context)->streams[audio_stream_idx]->codecpar);
-    if (error < 0) {
-        avformat_close_input(input_format_context);
-        avcodec_free_context(&avctx);
-        return error;
-    }
-
-    /* Open the decoder for the audio stream to use it later. */
-    if ((error = avcodec_open2(avctx, input_codec, NULL)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open input codec (error '%s')\n",
-                av_err2str(error));
-        avcodec_free_context(&avctx);
-        avformat_close_input(input_format_context);
-        return error;
-    }
-
-    /* Save the decoder context for easier access later. */
-    *input_codec_context = avctx;
-
-    return 0;
-}
-
-/**
- * Open an output file and the required encoder.
- * Also set some basic encoder parameters.
- * Some of these parameters are based on the input file's parameters.
- * @param      filename              File to be opened
- * @param      input_codec_context   Codec context of input file
- * @param[out] output_format_context Format context of output file
- * @param[out] output_codec_context  Codec context of output file
- * @return Error code (0 if successful)
- */
-static int open_output_file(const char *filename,
-                            AVCodecContext *input_codec_context,
-                            AVFormatContext **output_format_context,
-                            AVCodecContext **output_codec_context,
-                            int audioBitrate
-)
-{
-    AVCodecContext *avctx          = NULL;
-    AVIOContext *output_io_context = NULL;
-    AVStream *stream               = NULL;
-    AVCodec *output_codec          = NULL;
-    int error;
-
-    /* Open the output file to write to it. */
-    if ((error = avio_open(&output_io_context, filename,
-                           AVIO_FLAG_WRITE)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open output file '%s' (error '%s')\n",
-                filename, av_err2str(error));
-        return error;
-    }
-
-    /* Create a new format context for the output container format. */
-    if (!(*output_format_context = avformat_alloc_context())) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate output format context\n");
-        return AVERROR(ENOMEM);
-    }
-
-    /* Associate the output file (pointer) with the container format context. */
-    (*output_format_context)->pb = output_io_context;
-
-    /* Guess the desired container format based on the file extension. */
-    if (!((*output_format_context)->oformat = av_guess_format(NULL, filename,
-                                                              NULL))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not find output file format\n");
-        goto cleanup;
-    }
-
-    if (!((*output_format_context)->url = av_strdup(filename))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate url.\n");
-        error = AVERROR(ENOMEM);
-        goto cleanup;
-    }
-
-    /* Find the encoder to be used by its name. */
-    if (!(output_codec = avcodec_find_encoder((*output_format_context)->oformat->audio_codec))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not find an encoder for %s(%d).\n",
-                            (*output_format_context)->oformat->long_name,
-                            (*output_format_context)->oformat->audio_codec);
-        goto cleanup;
-    }
-
-    /* Create a new audio stream in the output file container. */
-    if (!(stream = avformat_new_stream(*output_format_context, NULL))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not create new stream\n");
-        error = AVERROR(ENOMEM);
-        goto cleanup;
-    }
-
-    avctx = avcodec_alloc_context3(output_codec);
-    if (!avctx) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate an encoding context\n");
-        error = AVERROR(ENOMEM);
-        goto cleanup;
-    }
-
-    /* Set the basic encoder parameters.
-     * The input file's sample rate is used to avoid a sample rate conversion. */
-    avctx->channels       = OUTPUT_CHANNELS;
-    avctx->channel_layout = av_get_default_channel_layout(OUTPUT_CHANNELS);
-    avctx->sample_rate    = input_codec_context->sample_rate;
-    avctx->sample_fmt     = output_codec->sample_fmts[0];
-    avctx->bit_rate       = audioBitrate;
-
-    /* Allow the use of the experimental AAC encoder. */
-    avctx->strict_std_compliance = FF_COMPLIANCE_EXPERIMENTAL;
-
-    /* Set the sample rate for the container. */
-    stream->time_base.den = input_codec_context->sample_rate;
-    stream->time_base.num = 1;
-
-    /* Some container formats (like MP4) require global headers to be present.
-     * Mark the encoder so that it behaves accordingly. */
-    if ((*output_format_context)->oformat->flags & AVFMT_GLOBALHEADER)
-        avctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
-
-    /* Open the encoder for the audio stream to use it later. */
-    if ((error = avcodec_open2(avctx, output_codec, NULL)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open output codec (error '%s')\n",
-                av_err2str(error));
-        goto cleanup;
-    }
-
-    error = avcodec_parameters_from_context(stream->codecpar, avctx);
-    if (error < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not initialize stream parameters\n");
-        goto cleanup;
-    }
-
-    /* Save the encoder context for easier access later. */
-    *output_codec_context = avctx;
-
-    return 0;
-
-cleanup:
-    avcodec_free_context(&avctx);
-    avio_closep(&(*output_format_context)->pb);
-    avformat_free_context(*output_format_context);
-    *output_format_context = NULL;
-    return error < 0 ? error : AVERROR_EXIT;
-}
-
-/**
- * Initialize one data packet for reading or writing.
- * @param packet Packet to be initialized
- */
-static void init_packet(AVPacket *packet)
-{
-    av_init_packet(packet);
-    /* Set the packet data and size so that it is recognized as being empty. */
-    packet->data = NULL;
-    packet->size = 0;
-}
-
-/**
- * Initialize one audio frame for reading from the input file.
- * @param[out] frame Frame to be initialized
- * @return Error code (0 if successful)
- */
-static int init_input_frame(AVFrame **frame)
-{
-    if (!(*frame = av_frame_alloc())) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate input frame\n");
-        return AVERROR(ENOMEM);
-    }
-    return 0;
-}
-
-/**
- * Initialize the audio resampler based on the input and output codec settings.
- * If the input and output sample formats differ, a conversion is required
- * libswresample takes care of this, but requires initialization.
- * @param      input_codec_context  Codec context of the input file
- * @param      output_codec_context Codec context of the output file
- * @param[out] resample_context     Resample context for the required conversion
- * @return Error code (0 if successful)
- */
-static int init_resampler(AVCodecContext *input_codec_context,
-                          AVCodecContext *output_codec_context,
-                          SwrContext **resample_context)
-{
-        int error;
-
-        /*
-         * Create a resampler context for the conversion.
-         * Set the conversion parameters.
-         * Default channel layouts based on the number of channels
-         * are assumed for simplicity (they are sometimes not detected
-         * properly by the demuxer and/or decoder).
-         */
-        *resample_context = swr_alloc_set_opts(NULL,
-                                              av_get_default_channel_layout(output_codec_context->channels),
-                                              output_codec_context->sample_fmt,
-                                              output_codec_context->sample_rate,
-                                              av_get_default_channel_layout(input_codec_context->channels),
-                                              input_codec_context->sample_fmt,
-                                              input_codec_context->sample_rate,
-                                              0, NULL);
-        if (!*resample_context) {
-            __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate resample context\n");
-            return AVERROR(ENOMEM);
-        }
-        /*
-        * Perform a sanity check so that the number of converted samples is
-        * not greater than the number of samples to be converted.
-        * If the sample rates differ, this case has to be handled differently
-        */
-        av_assert0(output_codec_context->sample_rate == input_codec_context->sample_rate);
-
-        /* Open the resampler with the specified parameters. */
-        if ((error = swr_init(*resample_context)) < 0) {
-            __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not open resample context\n");
-            swr_free(resample_context);
-            return error;
-        }
-    return 0;
-}
-
-/**
- * Initialize a FIFO buffer for the audio samples to be encoded.
- * @param[out] fifo                 Sample buffer
- * @param      output_codec_context Codec context of the output file
- * @return Error code (0 if successful)
- */
-static int init_fifo(AVAudioFifo **fifo, AVCodecContext *output_codec_context)
-{
-    /* Create the FIFO buffer based on the specified output sample format. */
-    if (!(*fifo = av_audio_fifo_alloc(output_codec_context->sample_fmt,
-                                      output_codec_context->channels, 1))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate FIFO\n");
-        return AVERROR(ENOMEM);
-    }
-    return 0;
-}
-
-/**
- * Write the header of the output file container.
- * @param output_format_context Format context of the output file
- * @return Error code (0 if successful)
- */
-static int write_output_file_header(AVFormatContext *output_format_context)
-{
-    int error;
-    if ((error = avformat_write_header(output_format_context, NULL)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not write output file header (error '%s')\n",
-                av_err2str(error));
-        return error;
-    }
-    return 0;
-}
-
-/**
- * Decode one audio frame from the input file.
- * @param      frame                Audio frame to be decoded
- * @param      input_format_context Format context of the input file
- * @param      input_codec_context  Codec context of the input file
- * @param[out] data_present         Indicates whether data has been decoded
- * @param[out] finished             Indicates whether the end of file has
- *                                  been reached and all data has been
- *                                  decoded. If this flag is false, there
- *                                  is more data to be decoded, i.e., this
- *                                  function has to be called again.
- * @return Error code (0 if successful)
- */
-static int decode_audio_frame(AVFrame *frame,
-                              AVFormatContext *input_format_context,
-                              AVCodecContext *input_codec_context,
-                              int *data_present, int *finished)
-{
-    /* Packet used for temporary storage. */
-    AVPacket input_packet;
-    int error;
-    init_packet(&input_packet);
-
-    /* Read one audio frame from the input file into a temporary packet. */
-    if ((error = av_read_frame(input_format_context, &input_packet)) < 0) {
-        /* If we are at the end of the file, flush the decoder below. */
-        if (error == AVERROR_EOF)
-            *finished = 1;
-        else {
-            __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not read frame (error '%s')\n",
-                    av_err2str(error));
-            return error;
-        }
-    }
-
-    if (error != AVERROR_EOF && input_packet.stream_index != audio_stream_idx) {
-        goto cleanup;
-    }
-
-    /* Send the audio frame stored in the temporary packet to the decoder.
-     * The input audio stream decoder is used to do this. */
-    if ((error = avcodec_send_packet(input_codec_context, &input_packet)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not send packet for decoding (error '%s')\n",
-                av_err2str(error));
-        return error;
-    }
-
-    /* Receive one frame from the decoder. */
-    error = avcodec_receive_frame(input_codec_context, frame);
-    /* If the decoder asks for more data to be able to decode a frame,
-     * return indicating that no data is present. */
-    if (error == AVERROR(EAGAIN)) {
-        error = 0;
-        goto cleanup;
-    /* If the end of the input file is reached, stop decoding. */
-    } else if (error == AVERROR_EOF) {
-        *finished = 1;
-        error = 0;
-        goto cleanup;
-    } else if (error < 0) {
-        __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not decode frame (error '%s')\n",
-                av_err2str(error));
-        goto cleanup;
-    /* Default case: Return decoded data. */
-    } else {
-        *data_present = 1;
-        goto cleanup;
-    }
-
-cleanup:
-    av_packet_unref(&input_packet);
-    return error;
-}
-
-/**
- * Initialize a temporary storage for the specified number of audio samples.
- * The conversion requires temporary storage due to the different format.
- * The number of audio samples to be allocated is specified in frame_size.
- * @param[out] converted_input_samples Array of converted samples. The
- *                                     dimensions are reference, channel
- *                                     (for multi-channel audio), sample.
- * @param      output_codec_context    Codec context of the output file
- * @param      frame_size              Number of samples to be converted in
- *                                     each round
- * @return Error code (0 if successful)
- */
-static int init_converted_samples(uint8_t ***converted_input_samples,
-                                  AVCodecContext *output_codec_context,
-                                  int frame_size)
-{
-    int error;
-
-    /* Allocate as many pointers as there are audio channels.
-     * Each pointer will later point to the audio samples of the corresponding
-     * channels (although it may be NULL for interleaved formats).
-     */
-    if (!(*converted_input_samples = calloc(output_codec_context->channels,
-                                            sizeof(**converted_input_samples)))) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not allocate converted input sample pointers\n");
-        return AVERROR(ENOMEM);
-    }
-
-    /* Allocate memory for the samples of all channels in one consecutive
-     * block for convenience. */
-    if ((error = av_samples_alloc(*converted_input_samples, NULL,
-                                  output_codec_context->channels,
-                                  frame_size,
-                                  output_codec_context->sample_fmt, 0)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac",
-                "Could not allocate converted input samples (error '%s')\n",
-                av_err2str(error));
-        av_freep(&(*converted_input_samples)[0]);
-        free(*converted_input_samples);
-        return error;
-    }
-    return 0;
-}
-
-/**
- * Convert the input audio samples into the output sample format.
- * The conversion happens on a per-frame basis, the size of which is
- * specified by frame_size.
- * @param      input_data       Samples to be decoded. The dimensions are
- *                              channel (for multi-channel audio), sample.
- * @param[out] converted_data   Converted samples. The dimensions are channel
- *                              (for multi-channel audio), sample.
- * @param      frame_size       Number of samples to be converted
- * @param      resample_context Resample context for the conversion
- * @return Error code (0 if successful)
- */
-static int convert_samples(const uint8_t **input_data,
-                           uint8_t **converted_data, const int frame_size,
-                           SwrContext *resample_context)
-{
-    int error;
-
-    /* Convert the samples using the resampler. */
-    if ((error = swr_convert(resample_context,
-                             converted_data, frame_size,
-                             input_data    , frame_size)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not convert input samples (error '%s')\n",
-                av_err2str(error));
-        return error;
-    }
-
-    return 0;
-}
-
-/**
- * Add converted input audio samples to the FIFO buffer for later processing.
- * @param fifo                    Buffer to add the samples to
- * @param converted_input_samples Samples to be added. The dimensions are channel
- *                                (for multi-channel audio), sample.
- * @param frame_size              Number of samples to be converted
- * @return Error code (0 if successful)
- */
-static int add_samples_to_fifo(AVAudioFifo *fifo,
-                               uint8_t **converted_input_samples,
-                               const int frame_size)
-{
-    int error;
-
-    /* Make the FIFO as large as it needs to be to hold both,
-     * the old and the new samples. */
-    if ((error = av_audio_fifo_realloc(fifo, av_audio_fifo_size(fifo) + frame_size)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not reallocate FIFO\n");
-        return error;
-    }
-
-    /* Store the new samples in the FIFO buffer. */
-    if (av_audio_fifo_write(fifo, (void **)converted_input_samples,
-                            frame_size) < frame_size) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not write data to FIFO\n");
-        return AVERROR_EXIT;
-    }
-    return 0;
-}
-
-/**
- * Read one audio frame from the input file, decode, convert and store
- * it in the FIFO buffer.
- * @param      fifo                 Buffer used for temporary storage
- * @param      input_format_context Format context of the input file
- * @param      input_codec_context  Codec context of the input file
- * @param      output_codec_context Codec context of the output file
- * @param      resampler_context    Resample context for the conversion
- * @param[out] finished             Indicates whether the end of file has
- *                                  been reached and all data has been
- *                                  decoded. If this flag is false,
- *                                  there is more data to be decoded,
- *                                  i.e., this function has to be called
- *                                  again.
- * @return Error code (0 if successful)
- */
-static int read_decode_convert_and_store(AVAudioFifo *fifo,
-                                         AVFormatContext *input_format_context,
-                                         AVCodecContext *input_codec_context,
-                                         AVCodecContext *output_codec_context,
-                                         SwrContext *resampler_context,
-                                         int *finished)
-{
-    /* Temporary storage of the input samples of the frame read from the file. */
-    AVFrame *input_frame = NULL;
-    /* Temporary storage for the converted input samples. */
-    uint8_t **converted_input_samples = NULL;
-    int data_present = 0;
-    int ret = AVERROR_EXIT;
-
-    /* Initialize temporary storage for one input frame. */
-    if (init_input_frame(&input_frame))
-        goto cleanup;
-    /* Decode one frame worth of audio samples. */
-    if (decode_audio_frame(input_frame, input_format_context,
-                           input_codec_context, &data_present, finished))
-        goto cleanup;
-    /* If we are at the end of the file and there are no more samples
-     * in the decoder which are delayed, we are actually finished.
-     * This must not be treated as an error. */
-    if (*finished) {
-        ret = 0;
-        goto cleanup;
-    }
-    /* If there is decoded data, convert and store it. */
-    if (data_present) {
-        /* Initialize the temporary storage for the converted input samples. */
-        if (init_converted_samples(&converted_input_samples, output_codec_context,
-                                   input_frame->nb_samples))
-            goto cleanup;
-
-        /* Convert the input samples to the desired output sample format.
-         * This requires a temporary storage provided by converted_input_samples. */
-        if (convert_samples((const uint8_t**)input_frame->extended_data, converted_input_samples,
-                            input_frame->nb_samples, resampler_context))
-            goto cleanup;
-
-        /* Add the converted input samples to the FIFO buffer for later processing. */
-        if (add_samples_to_fifo(fifo, converted_input_samples,
-                                input_frame->nb_samples))
-            goto cleanup;
-        ret = 0;
-    }
-    ret = 0;
-
-cleanup:
-    if (converted_input_samples) {
-        av_freep(&converted_input_samples[0]);
-        free(converted_input_samples);
-    }
-    av_frame_free(&input_frame);
-
-    return ret;
-}
-
-/**
- * Initialize one input frame for writing to the output file.
- * The frame will be exactly frame_size samples large.
- * @param[out] frame                Frame to be initialized
- * @param      output_codec_context Codec context of the output file
- * @param      frame_size           Size of the frame
- * @return Error code (0 if successful)
- */
-static int init_output_frame(AVFrame **frame,
-                             AVCodecContext *output_codec_context,
-                             int frame_size)
-{
-    int error;
-
-    /* Create a new frame to store the audio samples. */
-    if (!(*frame = av_frame_alloc())) {
-        __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not allocate output frame\n");
-        return AVERROR_EXIT;
-    }
-
-    /* Set the frame's parameters, especially its size and format.
-     * av_frame_get_buffer needs this to allocate memory for the
-     * audio samples of the frame.
-     * Default channel layouts based on the number of channels
-     * are assumed for simplicity. */
-    (*frame)->nb_samples     = frame_size;
-    (*frame)->channel_layout = output_codec_context->channel_layout;
-    (*frame)->format         = output_codec_context->sample_fmt;
-    (*frame)->sample_rate    = output_codec_context->sample_rate;
-
-    /* Allocate the samples of the created frame. This call will make
-     * sure that the audio frame can hold as many samples as specified. */
-    if ((error = av_frame_get_buffer(*frame, 0)) < 0) {
-        __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not allocate output frame samples (error '%s')\n",
-                av_err2str(error));
-        av_frame_free(frame);
-        return error;
-    }
-
-    return 0;
-}
-
-/* Global timestamp for the audio frames. */
-static int64_t pts = 0;
-
-/**
- * Encode one frame worth of audio to the output file.
- * @param      frame                 Samples to be encoded
- * @param      output_format_context Format context of the output file
- * @param      output_codec_context  Codec context of the output file
- * @param[out] data_present          Indicates whether data has been
- *                                   encoded
- * @return Error code (0 if successful)
- */
-static int encode_audio_frame(AVFrame *frame,
-                              AVFormatContext *output_format_context,
-                              AVCodecContext *output_codec_context,
-                              int *data_present)
-{
-    /* Packet used for temporary storage. */
-    AVPacket output_packet;
-    int error;
-    init_packet(&output_packet);
-
-    /* Set a timestamp based on the sample rate for the container. */
-    if (frame) {
-        frame->pts = pts;
-        pts += frame->nb_samples;
-    }
-
-    /* Send the audio frame stored in the temporary packet to the encoder.
-     * The output audio stream encoder is used to do this. */
-    error = avcodec_send_frame(output_codec_context, frame);
-    /* The encoder signals that it has nothing more to encode. */
-    if (error == AVERROR_EOF) {
-        error = 0;
-        goto cleanup;
-    } else if (error < 0) {
-        __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not send packet for encoding (error '%s')\n",
-                av_err2str(error));
-        return error;
-    }
-
-    /* Receive one encoded frame from the encoder. */
-    error = avcodec_receive_packet(output_codec_context, &output_packet);
-    /* If the encoder asks for more data to be able to provide an
-     * encoded frame, return indicating that no data is present. */
-    if (error == AVERROR(EAGAIN)) {
-        error = 0;
-        goto cleanup;
-    /* If the last frame has been encoded, stop encoding. */
-    } else if (error == AVERROR_EOF) {
-        error = 0;
-        goto cleanup;
-    } else if (error < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not encode frame (error '%s')\n",
-                av_err2str(error));
-        goto cleanup;
-    /* Default case: Return encoded data. */
-    } else {
-        *data_present = 1;
-    }
-
-    /* Write one audio frame from the temporary packet to the output file. */
-    if (*data_present &&
-        (error = av_write_frame(output_format_context, &output_packet)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not write frame (error '%s')\n",
-                av_err2str(error));
-        goto cleanup;
-    }
-
-cleanup:
-    av_packet_unref(&output_packet);
-    return error;
-}
-
-/**
- * Load one audio frame from the FIFO buffer, encode and write it to the
- * output file.
- * @param fifo                  Buffer used for temporary storage
- * @param output_format_context Format context of the output file
- * @param output_codec_context  Codec context of the output file
- * @return Error code (0 if successful)
- */
-static int load_encode_and_write(AVAudioFifo *fifo,
-                                 AVFormatContext *output_format_context,
-                                 AVCodecContext *output_codec_context)
-{
-    /* Temporary storage of the output samples of the frame written to the file. */
-    AVFrame *output_frame;
-    /* Use the maximum number of possible samples per frame.
-     * If there is less than the maximum possible frame size in the FIFO
-     * buffer use this number. Otherwise, use the maximum possible frame size. */
-    const int frame_size = FFMIN(av_audio_fifo_size(fifo),
-                                 output_codec_context->frame_size);
-    int data_written;
-
-    /* Initialize temporary storage for one output frame. */
-    if (init_output_frame(&output_frame, output_codec_context, frame_size))
-        return AVERROR_EXIT;
-
-    /* Read as many samples from the FIFO buffer as required to fill the frame.
-     * The samples are stored in the frame temporarily. */
-    if (av_audio_fifo_read(fifo, (void **)output_frame->data, frame_size) < frame_size) {
-        __android_log_print(ANDROID_LOG_WARN, "transcode_aac", "Could not read data from FIFO\n");
-        av_frame_free(&output_frame);
-        return AVERROR_EXIT;
-    }
-
-    /* Encode one frame worth of audio samples. */
-    if (encode_audio_frame(output_frame, output_format_context,
-                           output_codec_context, &data_written)) {
-        av_frame_free(&output_frame);
-        return AVERROR_EXIT;
-    }
-    av_frame_free(&output_frame);
-    return 0;
-}
-
-/**
- * Write the trailer of the output file container.
- * @param output_format_context Format context of the output file
- * @return Error code (0 if successful)
- */
-static int write_output_file_trailer(AVFormatContext *output_format_context)
-{
-    int error;
-    if ((error = av_write_trailer(output_format_context)) < 0) {
-        __android_log_print(ANDROID_LOG_ERROR, "transcode_aac", "Could not write output file trailer (error '%s')\n",
-                av_err2str(error));
-        return error;
-    }
-    return 0;
-}
-
-JNIEXPORT jint JNICALL Java_com_shabinder_spotiflyer_ffmpeg_AndroidFFmpeg_runTranscode(
-        JNIEnv *env, jobject c,
-        jstring inFilename,
-        jstring outFilename,
-        jint audioBitrate
-) {
-    AVFormatContext *input_format_context = NULL, *output_format_context = NULL;
-    AVCodecContext *input_codec_context = NULL, *output_codec_context = NULL;
-    SwrContext *resample_context = NULL;
-    AVAudioFifo *fifo = NULL;
-    int ret = AVERROR_EXIT;
-
-    const char *in_filename = (*env)->GetStringUTFChars(env, inFilename, 0);
-    const char *out_filename = (*env)->GetStringUTFChars(env, outFilename, 0);
-
-    __android_log_print(ANDROID_LOG_INFO, "transcode_aac", "Bitrate:%d :: %s -> %s\n", audioBitrate, in_filename, out_filename);
-
-    /* Open the input file for reading. */
-    if (open_input_file(in_filename, &input_format_context,
-                        &input_codec_context))
-        goto cleanup;
-
-    __android_log_print(ANDROID_LOG_INFO, "transcode_aac", "Input format: %s.\n",
-                        input_format_context->iformat->long_name);
-
-    /* Open the output file for writing. */
-    if (open_output_file(out_filename, input_codec_context,
-                         &output_format_context, &output_codec_context, (audioBitrate*1000)))
-        goto cleanup;
-
-    __android_log_print(ANDROID_LOG_INFO, "transcode_aac", "Output format: %s.\n",
-                        output_format_context->oformat->long_name);
-
-    /* Initialize the resampler to be able to convert audio sample formats. */
-    if (init_resampler(input_codec_context, output_codec_context,
-                       &resample_context))
-        goto cleanup;
-    /* Initialize the FIFO buffer to store audio samples to be encoded. */
-    if (init_fifo(&fifo, output_codec_context))
-        goto cleanup;
-    /* Write the header of the output file container. */
-    if (write_output_file_header(output_format_context))
-        goto cleanup;
-
-    /* Loop as long as we have input samples to read or output samples
-     * to write; abort as soon as we have neither. */
-    while (1) {
-        /* Use the encoder's desired frame size for processing. */
-        const int output_frame_size = output_codec_context->frame_size;
-        int finished                = 0;
-
-        /* Make sure that there is one frame worth of samples in the FIFO
-         * buffer so that the encoder can do its work.
-         * Since the decoder's and the encoder's frame size may differ, we
-         * need to FIFO buffer to store as many frames worth of input samples
-         * that they make up at least one frame worth of output samples. */
-        while (av_audio_fifo_size(fifo) < output_frame_size) {
-            /* Decode one frame worth of audio samples, convert it to the
-             * output sample format and put it into the FIFO buffer. */
-            if (read_decode_convert_and_store(fifo, input_format_context,
-                                              input_codec_context,
-                                              output_codec_context,
-                                              resample_context, &finished))
-                goto cleanup;
-
-            /* If we are at the end of the input file, we continue
-             * encoding the remaining audio samples to the output file. */
-            if (finished)
-                break;
-        }
-
-        /* If we have enough samples for the encoder, we encode them.
-         * At the end of the file, we pass the remaining samples to
-         * the encoder. */
-        while (av_audio_fifo_size(fifo) >= output_frame_size ||
-               (finished && av_audio_fifo_size(fifo) > 0))
-            /* Take one frame worth of audio samples from the FIFO buffer,
-             * encode it and write it to the output file. */
-            if (load_encode_and_write(fifo, output_format_context,
-                                      output_codec_context))
-                goto cleanup;
-
-        /* If we are at the end of the input file and have encoded
-         * all remaining samples, we can exit this loop and finish. */
-        if (finished) {
-            int data_written;
-            /* Flush the encoder as it may have delayed frames. */
-            do {
-                data_written = 0;
-                if (encode_audio_frame(NULL, output_format_context,
-                                       output_codec_context, &data_written))
-                    goto cleanup;
-            } while (data_written);
-            break;
-        }
-    }
-
-    /* Write the trailer of the output file container. */
-    if (write_output_file_trailer(output_format_context))
-        goto cleanup;
-    ret = 0;
-
-cleanup:
-    if (fifo)
-        av_audio_fifo_free(fifo);
-    swr_free(&resample_context);
-    if (output_codec_context)
-        avcodec_free_context(&output_codec_context);
-    if (output_format_context) {
-        avio_closep(&output_format_context->pb);
-        avformat_free_context(output_format_context);
-    }
-    if (input_codec_context)
-        avcodec_free_context(&input_codec_context);
-    if (input_format_context)
-        avformat_close_input(&input_format_context);
-
-    return ret;
-}

ffmpeg/ffmpeg-kit-android-lib/src/main/java/com/shabinder/spotiflyer/ffmpeg/AndroidFFmpeg.kt

@@ -1,27 +0,0 @@
-package com.shabinder.spotiflyer.ffmpeg
-
-import android.util.Log
-
-object AndroidFFmpeg {
-    /**
-     *
-     * Run transcode_aac from doc/examples.
-     *
-     * @return zero if transcoding was successful
-     */
-    @JvmStatic
-    external fun runTranscode(inFilename: String?, outFilename: String?, audioBitrate: Int): Int
-
-    init {
-        Log.i("FFmpeg", "Loading mobile-ffmpeg.")
-        System.loadLibrary("avutil")
-        System.loadLibrary("swscale")
-        System.loadLibrary("swresample")
-        System.loadLibrary("avcodec")
-        System.loadLibrary("avformat")
-        System.loadLibrary("avfilter")
-        System.loadLibrary("avdevice")
-        //System.loadLibrary("avresample")
-        System.loadLibrary("spotiflyer-ffmpeg")
-    }
-}

settings.gradle.kts

@@ -27,7 +27,7 @@ include(
     ":common:providers",
     ":common:core-components",
     ":common:dependency-injection",
-    ":ffmpeg:ffmpeg-kit-android-lib",
+    ":ffmpeg:android-ffmpeg",
     ":android",
     ":desktop",
     ":web-app",