FAQ20472：相机录像镜像功能实现

描述：Camera默认不支持录像镜像，如果要实现，需要做客制化改动。

解决：客制化修改可以参考如下DIFF文件

Platform: MT6763

Branch: N1.MP16

--- a/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.BufOps.cpp

+++ b/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.BufOps.cpp

@@ -290,9 +290,18 @@ prepareAllTodoBuffers(sp<IImgBufQueue>const& rpBufQueue, sp<RecBufManager>const& (MUINTPTR)(pCameraImgBuf->getVirAddr()), (MUINTPTR)(pCameraImgBuf->getPhyAddr()), (MUINTPTR)(rpBufMgr->getBuf(i)->get_camera_memory_virAddr()));

int32_t i4FrontFlip = mpParamsMgr->getInt(CameraParameters::CAMSHOT_MIRROR_FRONT);
ImgBufQueNode node = ImgBufQueNode(pCameraImgBuf, ImgBufQueNode::eSTATUS_TODO);
if (i4FrontFlip == 1) {
if (mi4Rotation == 90 || mi4Rotation == 270)
node.setRotation(eTransform_FLIP_V);
else
node.setRotation(eTransform_FLIP_H);
}

//MY_LOGD("i4FrontFlip(%d),rotation(%d),mi4Rotation(%d)",i4FrontFlip,node.getRotation(),mi4Rotation);

ret = rpBufQueue->enqueProcessor(
ImgBufQueNode(pCameraImgBuf, ImgBufQueNode::eSTATUS_TODO));

ret = rpBufQueue->enqueProcessor(node);

if(!ret)

{

diff --git a/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.cpp

b/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.cpp

old mode 100644

new mode 100755

index d3ee740..8f74f43

--- a/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.cpp

+++ b/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.cpp

@@ -130,6 +130,7 @@ RecordClient(sp<IParamsManager> pParamsMgr), mIsWaitBufBack(0), mpExtImgProc(NULL)

, mi4Rotation(0)

{

MY_LOGD("+ this(%p)", this);

@@ -460,6 +461,13 @@ startRecording()

//MY_LOGD("+ current mIsRecStarted=%d", mIsRecStarted);

::android_atomic_write(1, &mIsRecStarted);

mi4Rotation = mpParamsMgr->getInt(CameraParameters::KEY_ROTATION);
if(mi4Rotation != 90 && mi4Rotation != 180 && mi4Rotation != 270 && mi4Rotation != 0)

{

MY_LOGE("wrong rotation(%d)",mi4Rotation);
mi4Rotation = 0;
}
//

mpParamsMgr->getVideoSize(&mi4RecWidth, &mi4RecHeight);

mTimeStart = systemTime();

diff --git a/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.h

b/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.h

old mode 100644

new mode 100755

index b85becc..b00d3ad

--- a/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.h

+++ b/mtkcam/middleware/v1/client/CamClient/Record/RecordClient.h

@@ -194,6 +194,7 @@ protected: //// Callback.

int32_t mi4CallbackRefCount; // Record callback reference count.

int64_t mi8CallbackTimeInMs; // The timestamp in millisecond of last preview callback.

int32_t mi4Rotation;