在Android.mk中添加宏定义变量

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原创最新推荐文章于 2026-09-08 15:55:17 发布 1.4k 阅读 AI 写同款· GEO 优化 ›

Android.bp 中进行条件判断 android编译系统的Android.mk,里面还有条件判断，但是到了Android.bp之后， android.bp是类似JSON的纯文本形式. 对于Android.mk里面条件判断部分,在Android.bp里要借助使用go语言文件去进行控制. 有条件判断的宏开关添加Demo 在Android.mk中添加的宏开关: ifeq ($(ENABLE_USER2ENG),true) LOCAL_CFLAGS += -DALLOW_ADBD_DISABLE_VERITY=1 LOCAL_CFLAGS += 阅读详情

diff --git a/Android.mk b/Android.mk
index e5281b9..543b7de 100644
--- a/Android.mk
+++ b/Android.mk
@@ -35,6 +35,7 @@ LOCAL_SRC_FILES += \
        CameraAAAProcess.cpp

LOCAL_CFLAGS += -DLOG_NDEBUG=1 -DSTDC99 -Wno-write-strings
+LOCAL_CFLAGS += -DPERFORMANCE_TUNING   //定义了该宏，可以在代码中判断

ifeq ($(TARGET_PRODUCT), mfld_cdk)
LOCAL_CFLAGS += -DMFLD_CDK
diff --git a/CameraHardware.cpp b/CameraHardware.cpp
index f115583..409d441 100644
--- a/CameraHardware.cpp
+++ b/CameraHardware.cpp
@@ -2040,6 +2040,9 @@ int CameraHardware::burstCaptureHandle(void)
     int skipped;
     void *main_out, *postview_out;
     struct BCBuffer *bcbuf;
+#ifdef PERFORMANCE_TUNING
+       gettimeofday(&burst_mode_handle, 0);
+#endif
     sp<MemoryBase> JpegBuffer;

     // get size
@@ -2073,6 +2076,9 @@ int CameraHardware::burstCaptureHandle(void)
         //Skip frames
         snapshotSkipFrames(&main_out, &postview_out);
         for (i = 0; i < mBCNumReq; i++) {
+#ifdef PERFORMANCE_TUNING
+            gettimeofday(&burst_mode_start, 0);
+#endif
             if (mBCCancelPicture) {
                 LOG1("BC, line:%d, in burstCaptureHandle, mBCCancelPicture is true, terminate", __LINE__);
                 burstCaptureCancelPic();
@@ -2102,6 +2108,10 @@ int CameraHardware::burstCaptureHandle(void)
                 mNotifyCb(CAMERA_MSG_SHUTTER, 0, 0, mCallbackCookie);
             LOG1("BC, line:%d, shutter:%d", __LINE__, i);

+#ifdef PERFORMANCE_TUNING
+            gettimeofday(&burst_mode_shuttered, 0);
+                       LOGD("xiaohai : ----------- each frame shutterd time : %ldms\n", calc_timediff(&burst_mode_start, &burst_mode_shuttered));
+#endif
             // do nothing for RAW message
             if (mMsgEnabled & CAMERA_MSG_RAW_IMAGE) {
                 LOG1("BC, line:%d,do nothing for CAMERA_MSG_RAW_IMAGE", __LINE__);
@@ -2140,6 +2150,10 @@ int CameraHardware::burstCaptureHandle(void)
                 mDataCb(CAMERA_MSG_POSTVIEW_FRAME, pv_buffer, mCallbackCookie);
                 pv_buffer.clear();
             }
+#ifdef PERFORMANCE_TUNING