Add writing to file

build.gradle

@@ -1,14 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.61'
+    ext.kotlin_version = '1.6.20'
     repositories {
         google()
         jcenter()
 
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.2.0-beta03'
+        classpath 'com.android.tools.build:gradle:7.3.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https://services.gradle.org/distributions/gradle-6.7.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip

opus/build.gradle

@@ -20,7 +20,8 @@ android {
             }
 
             ndk {
-                abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
+//                abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
+                abiFilters 'x86_64'
             }
         }
     }

opus/src/main/cpp/CMakeLists.txt

@@ -26,9 +26,9 @@ include_directories(${PROJECT_SOURCE_DIR}/include)
 #add other prebuilt libraries
 add_library(opus SHARED IMPORTED)
 add_library(opusenc SHARED IMPORTED)
-
+#
 set_target_properties(opus PROPERTIES IMPORTED_LOCATION ${PROJECT_SOURCE_DIR}/lib/${ANDROID_ABI}/libopus.so)
-set_target_properties(opusenc PROPERTIES IMPORTED_LOCATION ${PROJECT_SOURCE_DIR}/lib/${ANDROID_ABI}/libopusenc.so)
+set_target_properties(opusenc PROPERTIES IMPORTED_LOCATION ${PROJECT_SOURCE_DIR}/lib/${ANDROID_ABI}/libopusenc.a)
 
 # Searches for a specified prebuilt library and stores the path as a
 # variable. Because CMake includes system libraries in the search path by

opus/src/main/cpp/codec/CodecOpus.cpp

@@ -21,12 +21,23 @@ int CodecOpus::encoderInit(int sampleRate, int numChannels, int application) {
         return size;
     }
 
-    encoder = (OpusEncoder*) malloc((size_t) size);
+    int error;
+
+    OggOpusComments *comments;
+    comments = ope_comments_create();
+    fileEncoder = (OggOpusEnc*) malloc((size_t) size);
+    fileEncoder = ope_encoder_create_file("/data/data/com.theeasiestway.opus/cache/rec.opus", comments, sampleRate, numChannels, 0, &error);
+    if (!fileEncoder) {
+        LOGE(TAG, "[encoderInit] couldn't open file");
+        free(fileEncoder);
+        return -1;
+    }
 
-    int ret = opus_encoder_init(encoder, sampleRate, numChannels, application);
+    encoder = (OpusEncoder*) malloc((size_t) size);
+    error = opus_encoder_init(encoder, sampleRate, numChannels, application);
 
-    if (ret) {
-        LOGE(TAG, "[encoderInit] couldn't init encoder ret: %d; error: %s", ret, opus_strerror(ret));
+    if (error) {
+        LOGE(TAG, "[encoderInit] couldn't init encoder ret: %d; error: %s", error, opus_strerror(error));
         free(encoder);
         return -1;
     } else LOGD(TAG, "[encoderInit] encoder successfully initialized");
@@ -65,7 +76,9 @@ std::vector<uint8_t> CodecOpus::encode(uint8_t *bytes, int frameSize) {
     int maxBytesCount = sizeof(unsigned char) * 1024;
     unsigned char *outBuffer = (unsigned char*) malloc((size_t) maxBytesCount);
 
-    int resultLength = opus_encode(encoder, (opus_int16 *) bytes, frameSize, outBuffer, maxBytesCount);
+    int resultLength;
+    resultLength = ope_encoder_write(fileEncoder, (opus_int16 *) bytes, frameSize);
+    resultLength = opus_encode(encoder, (opus_int16 *) bytes, frameSize, outBuffer, maxBytesCount);
     if (resultLength <= 0) {
         LOGE(TAG, "[encode] error: %s", opus_strerror(resultLength));
         return result;
@@ -77,6 +90,10 @@ std::vector<uint8_t> CodecOpus::encode(uint8_t *bytes, int frameSize) {
 }
 
 void CodecOpus::encoderRelease() {
+    ope_encoder_drain(fileEncoder);
+    ope_encoder_destroy(fileEncoder);
+    fileEncoder = nullptr;
+
     if (encoder) opus_encoder_destroy(encoder);
     encoder = nullptr;
 }

opus/src/main/cpp/codec/CodecOpus.h

@@ -8,19 +8,22 @@
 #include <cstdint>
 #include <vector>
 #include <opus.h>
+#include <opusenc.h>
 
 class CodecOpus {
 
 private:
     const char *TAG = "CodecOpus";
     OpusEncoder* encoder;
+    OggOpusEnc* fileEncoder;
     OpusDecoder* decoder;
 
     int decoderNumChannels = -1;
 
     int checkForNull(const char *methodName, bool isEncoder);
 
 public:
+    int encoderCreateFile(int sampleRate, int numChannels, int application);
     int encoderInit(int sampleRate, int numChannels, int application);
     int encoderSetBitrate(int bitrate);
     int encoderSetComplexity(int complexity);