You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
108 lines
3.9 KiB
108 lines
3.9 KiB
/* |
|
* Copyright (c) 2011-2012, 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 INCLUDE_PROFILER |
|
#define INCLUDE_PROFILER |
|
|
|
#include <stdio.h> |
|
#include <utils/Singleton.h> |
|
#include <cutils/properties.h> |
|
#include <cutils/log.h> |
|
|
|
#ifndef DEBUG_CALC_FPS |
|
#define CALC_FPS() ((void)0) |
|
#define CALC_INIT() ((void)0) |
|
#else |
|
#define CALC_FPS() qdutils::CalcFps::getInstance().Fps() |
|
#define CALC_INIT() qdutils::CalcFps::getInstance().Init() |
|
using namespace android; |
|
namespace qdutils { |
|
class CalcFps : public Singleton<CalcFps> { |
|
public: |
|
CalcFps(); |
|
~CalcFps(); |
|
|
|
void Init(); |
|
void Fps(); |
|
|
|
private: |
|
static const unsigned int MAX_FPS_CALC_PERIOD_IN_FRAMES = 128; |
|
static const unsigned int MAX_FRAMEARRIVAL_STEPS = 50; |
|
static const unsigned int MAX_DEBUG_FPS_LEVEL = 2; |
|
|
|
struct debug_fps_metadata_t { |
|
/*fps calculation based on time or number of frames*/ |
|
enum DfmType { |
|
DFM_FRAMES = 0, |
|
DFM_TIME = 1, |
|
}; |
|
|
|
DfmType type; |
|
|
|
/* indicates how much time do we wait till we calculate FPS */ |
|
unsigned long time_period; |
|
|
|
/*indicates how much time elapsed since we report fps*/ |
|
float time_elapsed; |
|
|
|
/* indicates how many frames do we wait till we calculate FPS */ |
|
unsigned int period; |
|
/* current frame, will go upto period, and then reset */ |
|
unsigned int curr_frame; |
|
/* frame will arrive at a multiple of 16666 us at the display. |
|
This indicates how many steps to consider for our calculations. |
|
For example, if framearrival_steps = 10, then the frame that arrived |
|
after 166660 us or more will be ignored. |
|
*/ |
|
unsigned int framearrival_steps; |
|
/* ignorethresh_us = framearrival_steps * 16666 */ |
|
nsecs_t ignorethresh_us; |
|
/* used to calculate the actual frame arrival step, the times might not be |
|
accurate |
|
*/ |
|
unsigned int margin_us; |
|
|
|
/* actual data storage */ |
|
nsecs_t framearrivals[MAX_FPS_CALC_PERIOD_IN_FRAMES]; |
|
nsecs_t accum_framearrivals[MAX_FRAMEARRIVAL_STEPS]; |
|
}; |
|
|
|
private: |
|
void populate_debug_fps_metadata(void); |
|
void print_fps(float fps); |
|
void calc_fps(nsecs_t currtime_us); |
|
|
|
private: |
|
debug_fps_metadata_t debug_fps_metadata; |
|
unsigned int debug_fps_level; |
|
}; |
|
};//namespace qdutils |
|
#endif |
|
|
|
#endif // INCLUDE_PROFILER
|
|
|