gecko-dev/dom/camera/GonkCameraHwMgr.cpp

349 lines
8.1 KiB
C++

/*
* Copyright (C) 2012 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <binder/IPCThreadState.h>
#include <sys/system_properties.h>
#include "base/basictypes.h"
#include "nsDebug.h"
#include "GonkCameraControl.h"
#include "GonkCameraHwMgr.h"
#include "GonkNativeWindow.h"
#include "CameraCommon.h"
using namespace mozilla;
using namespace mozilla::layers;
using namespace android;
#if GIHM_TIMING_RECEIVEFRAME
#define INCLUDE_TIME_H 1
#endif
#if GIHM_TIMING_OVERALL
#define INCLUDE_TIME_H 1
#endif
#if INCLUDE_TIME_H
#include <time.h>
static __inline void timespecSubtract(struct timespec* a, struct timespec* b)
{
// a = b - a
if (b->tv_nsec < a->tv_nsec) {
b->tv_nsec += 1000000000;
b->tv_sec -= 1;
}
a->tv_nsec = b->tv_nsec - a->tv_nsec;
a->tv_sec = b->tv_sec - a->tv_sec;
}
#endif
GonkCameraHardware::GonkCameraHardware(mozilla::nsGonkCameraControl* aTarget, uint32_t aCameraId, const sp<Camera>& aCamera)
: mCameraId(aCameraId)
, mClosing(false)
, mMonitor("GonkCameraHardware.Monitor")
, mNumFrames(0)
, mCamera(aCamera)
, mTarget(aTarget)
, mInitialized(false)
, mSensorOrientation(0)
{
DOM_CAMERA_LOGT( "%s:%d : this=%p (aTarget=%p)\n", __func__, __LINE__, (void*)this, (void*)aTarget );
Init();
}
void
GonkCameraHardware::OnNewFrame()
{
if (mClosing) {
return;
}
nsRefPtr<GraphicBufferLocked> buffer = mNativeWindow->getCurrentBuffer();
ReceiveFrame(mTarget, buffer);
}
// Android data callback
void
GonkCameraHardware::postData(int32_t aMsgType, const sp<IMemory>& aDataPtr, camera_frame_metadata_t* metadata)
{
if (mClosing) {
return;
}
switch (aMsgType) {
case CAMERA_MSG_PREVIEW_FRAME:
// Do nothing
break;
case CAMERA_MSG_COMPRESSED_IMAGE:
if (aDataPtr != nullptr) {
ReceiveImage(mTarget, (uint8_t*)aDataPtr->pointer(), aDataPtr->size());
} else {
ReceiveImageError(mTarget);
}
break;
default:
DOM_CAMERA_LOGE("Unhandled data callback event %d\n", aMsgType);
break;
}
}
// Android notify callback
void
GonkCameraHardware::notify(int32_t aMsgType, int32_t ext1, int32_t ext2)
{
bool bSuccess;
if (mClosing) {
return;
}
switch (aMsgType) {
case CAMERA_MSG_FOCUS:
if (ext1) {
DOM_CAMERA_LOGI("Autofocus complete");
bSuccess = true;
} else {
DOM_CAMERA_LOGW("Autofocus failed");
bSuccess = false;
}
AutoFocusComplete(mTarget, bSuccess);
break;
case CAMERA_MSG_SHUTTER:
OnShutter(mTarget);
break;
default:
DOM_CAMERA_LOGE("Unhandled notify callback event %d\n", aMsgType);
break;
}
}
void
GonkCameraHardware::postDataTimestamp(nsecs_t aTimestamp, int32_t aMsgType, const sp<IMemory>& aDataPtr)
{
DOM_CAMERA_LOGI("%s",__func__);
if (mClosing) {
return;
}
if (mListener.get()) {
DOM_CAMERA_LOGI("Listener registered, posting recording frame!");
mListener->postDataTimestamp(aTimestamp, aMsgType, aDataPtr);
} else {
DOM_CAMERA_LOGW("No listener was set. Drop a recording frame.");
mCamera->releaseRecordingFrame(aDataPtr);
}
}
void
GonkCameraHardware::Init()
{
DOM_CAMERA_LOGT("%s: this=%p\n", __func__, (void* )this);
CameraInfo info;
int rv = Camera::getCameraInfo(mCameraId, &info);
if (rv != 0) {
DOM_CAMERA_LOGE("%s: failed to get CameraInfo mCameraId %d\n", __func__, mCameraId);
return;
}
mRawSensorOrientation = info.orientation;
mSensorOrientation = mRawSensorOrientation;
// Some kernels report the wrong sensor orientation through
// get_camera_info()...
char propname[PROP_NAME_MAX];
char prop[PROP_VALUE_MAX];
int offset = 0;
snprintf(propname, sizeof(propname), "ro.moz.cam.%d.sensor_offset", mCameraId);
if (__system_property_get(propname, prop) > 0) {
offset = clamped(atoi(prop), 0, 270);
mSensorOrientation += offset;
mSensorOrientation %= 360;
}
DOM_CAMERA_LOGI("Sensor orientation: base=%d, offset=%d, final=%d\n", info.orientation, offset, mSensorOrientation);
// Disable shutter sound in android CameraService because gaia camera app will play it
mCamera->sendCommand(CAMERA_CMD_ENABLE_SHUTTER_SOUND, 0, 0);
mNativeWindow = new GonkNativeWindow();
mNativeWindow->setNewFrameCallback(this);
mCamera->setListener(this);
mCamera->setPreviewTexture(mNativeWindow);
mInitialized = true;
}
sp<GonkCameraHardware>
GonkCameraHardware::Connect(mozilla::nsGonkCameraControl* aTarget, uint32_t aCameraId)
{
sp<Camera> camera = Camera::connect(aCameraId);
if (camera.get() == nullptr) {
return nullptr;
}
sp<GonkCameraHardware> cameraHardware = new GonkCameraHardware(aTarget, aCameraId, camera);
return cameraHardware;
}
void
GonkCameraHardware::Close()
{
DOM_CAMERA_LOGT( "%s:%d : this=%p\n", __func__, __LINE__, (void*)this );
mClosing = true;
mCamera->stopPreview();
mCamera->disconnect();
if (mNativeWindow.get()) {
mNativeWindow->abandon();
}
mCamera.clear();
mNativeWindow.clear();
// Ensure that ICamera's destructor is actually executed
IPCThreadState::self()->flushCommands();
}
GonkCameraHardware::~GonkCameraHardware()
{
DOM_CAMERA_LOGT( "%s:%d : this=%p\n", __func__, __LINE__, (void*)this );
mCamera.clear();
mNativeWindow.clear();
if (mClosing) {
return;
}
/**
* Trigger the OnClosed event; the upper layers can't do anything
* with the hardware layer once they receive this event.
*/
if (mTarget) {
OnClosed(mTarget);
}
}
int
GonkCameraHardware::GetSensorOrientation(uint32_t aType)
{
DOM_CAMERA_LOGI("%s\n", __func__);
switch (aType) {
case OFFSET_SENSOR_ORIENTATION:
return mSensorOrientation;
case RAW_SENSOR_ORIENTATION:
return mRawSensorOrientation;
default:
DOM_CAMERA_LOGE("%s:%d : unknown aType=%d\n", __func__, __LINE__, aType);
return 0;
}
}
int
GonkCameraHardware::AutoFocus()
{
DOM_CAMERA_LOGI("%s\n", __func__);
return mCamera->autoFocus();
}
void
GonkCameraHardware::CancelAutoFocus()
{
DOM_CAMERA_LOGI("%s\n", __func__);
mCamera->cancelAutoFocus();
}
int
GonkCameraHardware::TakePicture()
{
return mCamera->takePicture(CAMERA_MSG_SHUTTER | CAMERA_MSG_COMPRESSED_IMAGE);
}
void
GonkCameraHardware::CancelTakePicture()
{
DOM_CAMERA_LOGW("%s: android::Camera do not provide this capability\n", __func__);
}
int
GonkCameraHardware::PushParameters(const CameraParameters& aParams)
{
String8 s = aParams.flatten();
return mCamera->setParameters(s);
}
void
GonkCameraHardware::PullParameters(CameraParameters& aParams)
{
const String8 s = mCamera->getParameters();
aParams.unflatten(s);
}
int
GonkCameraHardware::StartPreview()
{
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
return mCamera->startPreview();
}
void
GonkCameraHardware::StopPreview()
{
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
return mCamera->stopPreview();
}
int
GonkCameraHardware::StartRecording()
{
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
int rv = OK;
rv = mCamera->startRecording();
if (rv != OK) {
DOM_CAMERA_LOGE("mHardware->startRecording() failed with status %d", rv);
}
return rv;
}
int
GonkCameraHardware::StopRecording()
{
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
mCamera->stopRecording();
return OK;
}
int
GonkCameraHardware::SetListener(const sp<GonkCameraListener>& aListener)
{
mListener = aListener;
return OK;
}
void
GonkCameraHardware::ReleaseRecordingFrame(const sp<IMemory>& aFrame)
{
mCamera->releaseRecordingFrame(aFrame);
}
int
GonkCameraHardware::StoreMetaDataInBuffers(bool aEnabled)
{
return mCamera->storeMetaDataInBuffers(aEnabled);
}