18798ae484
The camera HAL is from LineageOS/xiaomi_msm8996-common, lineage-18.1 Signed-off-by: Deokgyu Yang <secugyu@gmail.com> Change-Id: I5241f82e9ebbb4076eaf73a4180b65e9124c66c4
126 lines
4.9 KiB
C++
126 lines
4.9 KiB
C++
/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
* * Neither the name of The Linux Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
|
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
|
|
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
|
|
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
#ifndef __QCAMERADISPLAY_H__
|
|
#define __QCAMERADISPLAY_H__
|
|
#ifdef USE_DISPLAY_SERVICE
|
|
#ifdef LIKELY
|
|
#undef LIKELY
|
|
#undef UNLIKELY
|
|
#endif //LIKELY
|
|
#include <android/frameworks/displayservice/1.0/IDisplayService.h>
|
|
#include <android/frameworks/displayservice/1.0/IEventCallback.h>
|
|
#include <android/frameworks/displayservice/1.0/IDisplayEventReceiver.h>
|
|
#include <android/looper.h>
|
|
#include <utils/Looper.h>
|
|
|
|
using ::android::frameworks::displayservice::V1_0::IDisplayEventReceiver;
|
|
using ::android::frameworks::displayservice::V1_0::IDisplayService;
|
|
using ::android::frameworks::displayservice::V1_0::IEventCallback;
|
|
using ::android::frameworks::displayservice::V1_0::Status;
|
|
using ::android::hardware::Return;
|
|
using ::android::hardware::Void;
|
|
using ::android::sp;
|
|
#else //USE_DISPLAY_SERVICE
|
|
#include <utils/Timers.h>
|
|
#include <gui/DisplayEventReceiver.h>
|
|
#endif //USE_DISPLAY_SERVICE
|
|
|
|
namespace qcamera {
|
|
|
|
#define CAMERA_NUM_VSYNC_INTERVAL_HISTORY 8
|
|
#define NSEC_PER_MSEC 1000000LLU
|
|
|
|
#ifdef USE_DISPLAY_SERVICE
|
|
class QCameraDisplay : public IEventCallback {
|
|
#else //USE_DISPLAY_SERVICE
|
|
class QCameraDisplay {
|
|
#endif //USE_DISPLAY_SERVICE
|
|
|
|
public:
|
|
QCameraDisplay();
|
|
~QCameraDisplay();
|
|
|
|
#ifdef USE_DISPLAY_SERVICE
|
|
void init();
|
|
bool isInited() { return m_bInitDone; }
|
|
bool isSyncing() {return m_bSyncing; }
|
|
|
|
bool startVsync(bool start);
|
|
|
|
Return<void> onVsync(uint64_t timestamp, uint32_t count) override {
|
|
ALOGV("onVsync: timestamp=%llu count=%d", timestamp, count);
|
|
computeAverageVsyncInterval(timestamp);
|
|
return Void();
|
|
}
|
|
Return<void> onHotplug(uint64_t timestamp, bool connected) override {
|
|
ALOGV("onHotplug: timestamp=%llu connected=%s", timestamp, connected ? "true" : "false");
|
|
return Void();
|
|
}
|
|
|
|
#else //USE_DISPLAY_SERVICE
|
|
static int vsyncEventReceiverCamera(int fd, int events, void* data);
|
|
static void* vsyncThreadCamera(void * data);
|
|
#endif //USE_DISPLAY_SERVICE
|
|
void computeAverageVsyncInterval(nsecs_t currentVsyncTimeStamp);
|
|
nsecs_t computePresentationTimeStamp(nsecs_t frameTimeStamp);
|
|
private:
|
|
nsecs_t mVsyncTimeStamp;
|
|
nsecs_t mAvgVsyncInterval;
|
|
nsecs_t mOldTimeStamp;
|
|
nsecs_t mVsyncIntervalHistory[CAMERA_NUM_VSYNC_INTERVAL_HISTORY];
|
|
nsecs_t mVsyncHistoryIndex;
|
|
nsecs_t mAdditionalVsyncOffsetForWiggle;
|
|
// Tunable property. Increasing this will increase the frame delay and will loose
|
|
// the real time display.
|
|
uint32_t mNum_vsync_from_vfe_isr_to_presentation_timestamp;
|
|
// Tunable property. Set the time stamp x ns prior to expected vsync so that
|
|
// it will be picked in that vsync
|
|
nsecs_t mSet_timestamp_num_ns_prior_to_vsync;
|
|
// Tunable property for filtering timestamp wiggle when VFE ISR crosses
|
|
// over MDP ISR over a period. Typical scenario is VFE is running at
|
|
// 30.2 fps vs display running at 60 fps.
|
|
nsecs_t mVfe_and_mdp_freq_wiggle_filter_max_ns;
|
|
nsecs_t mVfe_and_mdp_freq_wiggle_filter_min_ns;
|
|
#ifdef USE_DISPLAY_SERVICE
|
|
bool m_bInitDone;
|
|
bool m_bSyncing;
|
|
sp<IDisplayEventReceiver> mDisplayEventReceiver;
|
|
sp<IDisplayService> mDisplayService;
|
|
#else //USE_DISPLAY_SERVICE
|
|
pthread_t mVsyncThreadCameraHandle;
|
|
uint32_t mThreadExit;
|
|
android::DisplayEventReceiver mDisplayEventReceiver;
|
|
#endif //USE_DISPLAY_SERVICE
|
|
|
|
};
|
|
|
|
}; // namespace qcamera
|
|
|
|
#endif /* __QCAMERADISPLAY_H__ */
|