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authorWu-cheng Li <wuchengli@google.com>2011-07-30 05:00:37 +0800
committerWu-cheng Li <wuchengli@google.com>2011-08-02 15:48:41 +0800
commit57c86189bc07d9ccb0fd044e66df736d0bf19639 (patch)
tree850a15dd5d48eb35aa993ceb27f3551a25622803 /services/camera
parent40cdc56efa47580d89a93750cefecb8ccbaf9a72 (diff)
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Pass camera frame metadata from camera service to Java.
bug:4460717 Change-Id: I2fae6e1dfca6b8f3a5ee5716fc7817f5417bf657
Diffstat (limited to 'services/camera')
-rw-r--r--services/camera/libcameraservice/CameraService.cpp40
-rw-r--r--services/camera/libcameraservice/CameraService.h10
2 files changed, 28 insertions, 22 deletions
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index def25d1..e193be0 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -350,10 +350,9 @@ CameraService::Client::Client(const sp<CameraService>& cameraService,
dataCallbackTimestamp,
(void *)cameraId);
- // Enable zoom, error, and focus messages by default
- enableMsgType(CAMERA_MSG_ERROR |
- CAMERA_MSG_ZOOM |
- CAMERA_MSG_FOCUS);
+ // Enable zoom, error, focus, and metadata messages by default
+ enableMsgType(CAMERA_MSG_ERROR | CAMERA_MSG_ZOOM | CAMERA_MSG_FOCUS |
+ CAMERA_MSG_PREVIEW_METADATA);
// Callback is disabled by default
mPreviewCallbackFlag = CAMERA_FRAME_CALLBACK_FLAG_NOOP;
@@ -995,15 +994,15 @@ void CameraService::Client::dataCallback(int32_t msgType,
if (client == 0) return;
if (!client->lockIfMessageWanted(msgType)) return;
- if (dataPtr == 0) {
+ if (dataPtr == 0 && metadata == NULL) {
LOGE("Null data returned in data callback");
client->handleGenericNotify(CAMERA_MSG_ERROR, UNKNOWN_ERROR, 0);
return;
}
- switch (msgType) {
+ switch (msgType & ~CAMERA_MSG_PREVIEW_METADATA) {
case CAMERA_MSG_PREVIEW_FRAME:
- client->handlePreviewData(dataPtr);
+ client->handlePreviewData(msgType, dataPtr, metadata);
break;
case CAMERA_MSG_POSTVIEW_FRAME:
client->handlePostview(dataPtr);
@@ -1015,7 +1014,7 @@ void CameraService::Client::dataCallback(int32_t msgType,
client->handleCompressedPicture(dataPtr);
break;
default:
- client->handleGenericData(msgType, dataPtr);
+ client->handleGenericData(msgType, dataPtr, metadata);
break;
}
}
@@ -1055,7 +1054,9 @@ void CameraService::Client::handleShutter(void) {
}
// preview callback - frame buffer update
-void CameraService::Client::handlePreviewData(const sp<IMemory>& mem) {
+void CameraService::Client::handlePreviewData(int32_t msgType,
+ const sp<IMemory>& mem,
+ camera_frame_metadata_t *metadata) {
ssize_t offset;
size_t size;
sp<IMemoryHeap> heap = mem->getMemory(&offset, &size);
@@ -1087,11 +1088,11 @@ void CameraService::Client::handlePreviewData(const sp<IMemory>& mem) {
// Is the received frame copied out or not?
if (flags & CAMERA_FRAME_CALLBACK_FLAG_COPY_OUT_MASK) {
LOG2("frame is copied");
- copyFrameAndPostCopiedFrame(c, heap, offset, size);
+ copyFrameAndPostCopiedFrame(msgType, c, heap, offset, size, metadata);
} else {
LOG2("frame is forwarded");
mLock.unlock();
- c->dataCallback(CAMERA_MSG_PREVIEW_FRAME, mem);
+ c->dataCallback(msgType, mem, metadata);
}
} else {
mLock.unlock();
@@ -1105,7 +1106,7 @@ void CameraService::Client::handlePostview(const sp<IMemory>& mem) {
sp<ICameraClient> c = mCameraClient;
mLock.unlock();
if (c != 0) {
- c->dataCallback(CAMERA_MSG_POSTVIEW_FRAME, mem);
+ c->dataCallback(CAMERA_MSG_POSTVIEW_FRAME, mem, NULL);
}
}
@@ -1120,7 +1121,7 @@ void CameraService::Client::handleRawPicture(const sp<IMemory>& mem) {
sp<ICameraClient> c = mCameraClient;
mLock.unlock();
if (c != 0) {
- c->dataCallback(CAMERA_MSG_RAW_IMAGE, mem);
+ c->dataCallback(CAMERA_MSG_RAW_IMAGE, mem, NULL);
}
}
@@ -1131,7 +1132,7 @@ void CameraService::Client::handleCompressedPicture(const sp<IMemory>& mem) {
sp<ICameraClient> c = mCameraClient;
mLock.unlock();
if (c != 0) {
- c->dataCallback(CAMERA_MSG_COMPRESSED_IMAGE, mem);
+ c->dataCallback(CAMERA_MSG_COMPRESSED_IMAGE, mem, NULL);
}
}
@@ -1146,11 +1147,11 @@ void CameraService::Client::handleGenericNotify(int32_t msgType,
}
void CameraService::Client::handleGenericData(int32_t msgType,
- const sp<IMemory>& dataPtr) {
+ const sp<IMemory>& dataPtr, camera_frame_metadata_t *metadata) {
sp<ICameraClient> c = mCameraClient;
mLock.unlock();
if (c != 0) {
- c->dataCallback(msgType, dataPtr);
+ c->dataCallback(msgType, dataPtr, metadata);
}
}
@@ -1164,8 +1165,9 @@ void CameraService::Client::handleGenericDataTimestamp(nsecs_t timestamp,
}
void CameraService::Client::copyFrameAndPostCopiedFrame(
- const sp<ICameraClient>& client, const sp<IMemoryHeap>& heap,
- size_t offset, size_t size) {
+ int32_t msgType, const sp<ICameraClient>& client,
+ const sp<IMemoryHeap>& heap, size_t offset, size_t size,
+ camera_frame_metadata_t *metadata) {
LOG2("copyFrameAndPostCopiedFrame");
// It is necessary to copy out of pmem before sending this to
// the callback. For efficiency, reuse the same MemoryHeapBase
@@ -1197,7 +1199,7 @@ void CameraService::Client::copyFrameAndPostCopiedFrame(
}
mLock.unlock();
- client->dataCallback(CAMERA_MSG_PREVIEW_FRAME, frame);
+ client->dataCallback(msgType, frame, metadata);
}
int CameraService::Client::getOrientation(int degrees, bool mirror) {
diff --git a/services/camera/libcameraservice/CameraService.h b/services/camera/libcameraservice/CameraService.h
index af7f06e..57abf83 100644
--- a/services/camera/libcameraservice/CameraService.h
+++ b/services/camera/libcameraservice/CameraService.h
@@ -147,18 +147,22 @@ private:
static sp<Client> getClientFromCookie(void* user);
// handlers for messages
void handleShutter(void);
- void handlePreviewData(const sp<IMemory>& mem);
+ void handlePreviewData(int32_t msgType, const sp<IMemory>& mem,
+ camera_frame_metadata_t *metadata);
void handlePostview(const sp<IMemory>& mem);
void handleRawPicture(const sp<IMemory>& mem);
void handleCompressedPicture(const sp<IMemory>& mem);
void handleGenericNotify(int32_t msgType, int32_t ext1, int32_t ext2);
- void handleGenericData(int32_t msgType, const sp<IMemory>& dataPtr);
+ void handleGenericData(int32_t msgType, const sp<IMemory>& dataPtr,
+ camera_frame_metadata_t *metadata);
void handleGenericDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr);
void copyFrameAndPostCopiedFrame(
+ int32_t msgType,
const sp<ICameraClient>& client,
const sp<IMemoryHeap>& heap,
- size_t offset, size_t size);
+ size_t offset, size_t size,
+ camera_frame_metadata_t *metadata);
int getOrientation(int orientation, bool mirror);