From e1020d5371ca17e21da494608108dcb87cea3d23 Mon Sep 17 00:00:00 2001
From: Shaji Khan <quotablecode@gmail.com>
Date: Thu, 14 Mar 2024 11:41:37 +0530
Subject: [PATCH] milestone: going to implement camera

---
 app/src/main/cpp/camera_engine.cpp                       | 9 +++++++--
 app/src/main/cpp/camera_manager.cpp                      | 6 ++++++
 app/src/main/cpp/camera_manager.h                        | 2 +-
 app/src/main/java/com/shajikhan/ladspa/amprack/Rack.java | 6 ++++--
 4 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/app/src/main/cpp/camera_engine.cpp b/app/src/main/cpp/camera_engine.cpp
index 40a802f9..8df69eb5 100644
--- a/app/src/main/cpp/camera_engine.cpp
+++ b/app/src/main/cpp/camera_engine.cpp
@@ -235,6 +235,8 @@ void CameraAppEngine::releaseEncoder() {
 bool CameraAppEngine::writeFrame(AImage * image){
   // Feed any pending encoder output into the muxer.
   IN
+  OUT
+    return true;
 //  if (mEncoder == nullptr) {
 //      LOGD("first time running, trying to create encoder ...");
 //      createEncoder(filename);
@@ -299,6 +301,8 @@ bool CameraAppEngine::writeFrame(AImage * image){
 
 void CameraAppEngine::drainEncoder(bool endOfStream) {
     IN
+    OUT
+    return;
     LOGD("end of stream: %d", endOfStream);
   if (endOfStream) {
     LOGD( "Draining encoder to EOS");
@@ -313,7 +317,7 @@ void CameraAppEngine::drainEncoder(bool endOfStream) {
 
   while (true) {
       LOGD("dequeue output buffer...");
-      if (mEncoder != nullptr) LOGE("mEncoder is NULL");
+      if (mEncoder == nullptr) LOGE("mEncoder is NULL");
 
     ssize_t encoderStatus = AMediaCodec_dequeueOutputBuffer(mEncoder, &mBufferInfo, TIMEOUT_USEC);
       LOGD("encoder status: %d", encoderStatus);
@@ -487,10 +491,11 @@ void ImageReader::ImageCallback(AImageReader *reader) {
 //  if (format == AIMAGE_FORMAT_JPEG)
 //  {
     AImage *image = nullptr;
-    status = AImageReader_acquireNextImage(reader, &image);
+    status = AImageReader_acquireLatestImage(reader, &image);
     ASSERT(status == AMEDIA_OK && image, "Image is not available");
     CameraAppEngine * _app = (CameraAppEngine *) app ;
     _app -> writeFrame (image);
+    AImage_delete(image);
     /*
     size_t bufferSize = 0;
     int inputBufferIdx = AMediaCodec_dequeueInputBuffer(mediaCodec, -1);
diff --git a/app/src/main/cpp/camera_manager.cpp b/app/src/main/cpp/camera_manager.cpp
index cd2fb389..9728d8bd 100644
--- a/app/src/main/cpp/camera_manager.cpp
+++ b/app/src/main/cpp/camera_manager.cpp
@@ -290,6 +290,9 @@ void NDKCamera::CreateSession(ANativeWindow* previewWindow,
   CALL_DEV(createCaptureSession(cameras_[activeCameraId_].device_,
                                 outputContainer_, GetSessionListener(),
                                 &captureSession_));
+  CALL_DEV(createCaptureSession(cameras_[activeCameraId_].device_,
+                                outputContainer_, GetSessionListener(),
+                                &captureSessionV));
 
   if (jpgWindow) {
     ACaptureRequest_setEntry_i32(requests_[JPG_CAPTURE_REQUEST_IDX].request_,
@@ -444,6 +447,9 @@ void NDKCamera::StartPreview(bool start) {
     CALL_SESSION(setRepeatingRequest(captureSession_, nullptr, 1,
                                      &requests_[PREVIEW_REQUEST_IDX].request_,
                                      nullptr));
+    CALL_SESSION(setRepeatingRequest(captureSessionV, nullptr, 1,
+                                     &requests_[VIDEO_CAPTURE_REQUEST_IDX].request_,
+                                     nullptr));
   } else if (!start && captureSessionState_ == CaptureSessionState::ACTIVE) {
     ACameraCaptureSession_stopRepeating(captureSession_);
   }
diff --git a/app/src/main/cpp/camera_manager.h b/app/src/main/cpp/camera_manager.h
index a5531481..e24ebf7d 100644
--- a/app/src/main/cpp/camera_manager.h
+++ b/app/src/main/cpp/camera_manager.h
@@ -89,7 +89,7 @@ class NDKCamera {
   std::vector<CaptureRequestInfo> requests_;
 
   ACaptureSessionOutputContainer* outputContainer_;
-  ACameraCaptureSession* captureSession_;
+  ACameraCaptureSession* captureSession_, *captureSessionV;
   CaptureSessionState captureSessionState_;
 
   // set up exposure control
diff --git a/app/src/main/java/com/shajikhan/ladspa/amprack/Rack.java b/app/src/main/java/com/shajikhan/ladspa/amprack/Rack.java
index 88c95718..53cb5317 100644
--- a/app/src/main/java/com/shajikhan/ladspa/amprack/Rack.java
+++ b/app/src/main/java/com/shajikhan/ladspa/amprack/Rack.java
@@ -662,8 +662,10 @@ public boolean onLongClick(View view) {
             @Override
             public void onClick(View v) {
 //                mainActivity.drummer ();
-//                mainActivity.cameraPreview();
-                MainActivity.setAudioDevice();
+                if (BuildConfig.DEBUG)
+                    mainActivity.cameraPreview();
+                else
+                    MainActivity.setAudioDevice();
                 return;
             }
         });