qdutils/hwc: Remove unused code surrounding fps calculations

Remove unused code surrounding fps calculations from qdutils and hwc

Change-Id: I1d78a26fdd582ae184fd7367cf692e472283fee1
CRs-fixed: 2157422

3 files changed, 1 insertions, 307 deletions

diff --git a/libqdutils/Android.mk b/libqdutils/Android.mk
index 5dac5810..820ed87c 100644
--- a/libqdutils/Android.mk
+++ b/libqdutils/Android.mk
@@ -13,8 +13,7 @@ LOCAL_CFLAGS                  := $(common_flags) -DLOG_TAG=\"qdutils\" -Wno-sign
 LOCAL_ADDITIONAL_DEPENDENCIES := $(common_deps)
 LOCAL_COPY_HEADERS_TO         := $(common_header_export_path)
 LOCAL_COPY_HEADERS            := display_config.h qd_utils.h
-LOCAL_SRC_FILES               := profiler.cpp \
-                                 qd_utils.cpp \
+LOCAL_SRC_FILES               := qd_utils.cpp \
                                  display_config.cpp
 include $(BUILD_SHARED_LIBRARY)
 
diff --git a/libqdutils/profiler.cpp b/libqdutils/profiler.cpp
deleted file mode 100644
index 810b0198..00000000
--- a/libqdutils/profiler.cpp
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- * 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.
- */
-
-#define LOG_NDDEBUG 0
-#define __STDC_FORMAT_MACROS 1
-#include <inttypes.h>
-
-#include "profiler.h"
-
-#ifdef DEBUG_CALC_FPS
-
-
-ANDROID_SINGLETON_STATIC_INSTANCE(qdutils::CalcFps) ;
-
-namespace qdutils {
-
-CalcFps::CalcFps() {
-    debug_fps_level = 0;
-    Init();
-}
-
-CalcFps::~CalcFps() {
-}
-
-void CalcFps::Init() {
-    char prop[PROPERTY_VALUE_MAX];
-    property_get("debug.gr.calcfps", prop, "0");
-    debug_fps_level = atoi(prop);
-    if (debug_fps_level > MAX_DEBUG_FPS_LEVEL) {
-        ALOGW("out of range value for debug.gr.calcfps, using 0");
-        debug_fps_level = 0;
-    }
-
-    ALOGD("DEBUG_CALC_FPS: %d", debug_fps_level);
-    populate_debug_fps_metadata();
-}
-
-void CalcFps::Fps() {
-    if (debug_fps_level > 0)
-        calc_fps(ns2us(systemTime()));
-}
-
-void CalcFps::populate_debug_fps_metadata(void)
-{
-    char prop[PROPERTY_VALUE_MAX];
-
-    /*defaults calculation of fps to based on number of frames*/
-    property_get("debug.gr.calcfps.type", prop, "0");
-    debug_fps_metadata.type = (debug_fps_metadata_t::DfmType) atoi(prop);
-
-    /*defaults to 1000ms*/
-    property_get("debug.gr.calcfps.timeperiod", prop, "1000");
-    debug_fps_metadata.time_period = atoi(prop);
-
-    property_get("debug.gr.calcfps.period", prop, "10");
-    debug_fps_metadata.period = atoi(prop);
-
-    if (debug_fps_metadata.period > MAX_FPS_CALC_PERIOD_IN_FRAMES) {
-        debug_fps_metadata.period = MAX_FPS_CALC_PERIOD_IN_FRAMES;
-    }
-
-    /* default ignorethresh_us: 500 milli seconds */
-    property_get("debug.gr.calcfps.ignorethresh_us", prop, "500000");
-    debug_fps_metadata.ignorethresh_us = atoi(prop);
-
-    debug_fps_metadata.framearrival_steps =
-        (unsigned int)(debug_fps_metadata.ignorethresh_us / 16666);
-
-    if (debug_fps_metadata.framearrival_steps > MAX_FRAMEARRIVAL_STEPS) {
-        debug_fps_metadata.framearrival_steps = MAX_FRAMEARRIVAL_STEPS;
-        debug_fps_metadata.ignorethresh_us =
-            debug_fps_metadata.framearrival_steps * 16666;
-    }
-
-    /* 2ms margin of error for the gettimeofday */
-    debug_fps_metadata.margin_us = 2000;
-
-    for (unsigned int i = 0; i < MAX_FRAMEARRIVAL_STEPS; i++)
-        debug_fps_metadata.accum_framearrivals[i] = 0;
-
-    debug_fps_metadata.curr_frame = 0;
-
-    ALOGD("period: %u", debug_fps_metadata.period);
-    ALOGD("ignorethresh_us: %" PRId64, debug_fps_metadata.ignorethresh_us);
-}
-
-void CalcFps::print_fps(float fps)
-{
-    if (debug_fps_metadata_t::DFM_FRAMES == debug_fps_metadata.type)
-        ALOGD("FPS for last %d frames: %3.2f", debug_fps_metadata.period, fps);
-    else
-        ALOGD("FPS for last (%f ms, %d frames): %3.2f",
-              debug_fps_metadata.time_elapsed,
-              debug_fps_metadata.curr_frame, fps);
-
-    debug_fps_metadata.curr_frame = 0;
-    debug_fps_metadata.time_elapsed = 0.0;
-
-    if (debug_fps_level > 1) {
-        ALOGD("Frame Arrival Distribution:");
-        for (unsigned int i = 0;
-             i < ((debug_fps_metadata.framearrival_steps / 6) + 1);
-             i++) {
-            ALOGD("%" PRId64" %" PRId64" %" PRId64" %" PRId64" %" PRId64" %" PRId64,
-                  debug_fps_metadata.accum_framearrivals[i*6],
-                  debug_fps_metadata.accum_framearrivals[i*6+1],
-                  debug_fps_metadata.accum_framearrivals[i*6+2],
-                  debug_fps_metadata.accum_framearrivals[i*6+3],
-                  debug_fps_metadata.accum_framearrivals[i*6+4],
-                  debug_fps_metadata.accum_framearrivals[i*6+5]);
-        }
-
-        /* We are done with displaying, now clear the stats */
-        for (unsigned int i = 0;
-             i < debug_fps_metadata.framearrival_steps;
-             i++)
-            debug_fps_metadata.accum_framearrivals[i] = 0;
-    }
-    return;
-}
-
-void CalcFps::calc_fps(nsecs_t currtime_us)
-{
-    static nsecs_t oldtime_us = 0;
-
-    nsecs_t diff = currtime_us - oldtime_us;
-
-    oldtime_us = currtime_us;
-
-    if (debug_fps_metadata_t::DFM_FRAMES == debug_fps_metadata.type &&
-        diff > debug_fps_metadata.ignorethresh_us) {
-        return;
-    }
-
-    if (debug_fps_metadata.curr_frame < MAX_FPS_CALC_PERIOD_IN_FRAMES) {
-        debug_fps_metadata.framearrivals[debug_fps_metadata.curr_frame] = diff;
-    }
-
-    debug_fps_metadata.curr_frame++;
-
-    if (debug_fps_level > 1) {
-        unsigned int currstep =
-            (unsigned int)(diff + debug_fps_metadata.margin_us) / 16666;
-
-        if (currstep < debug_fps_metadata.framearrival_steps) {
-            debug_fps_metadata.accum_framearrivals[currstep-1]++;
-        }
-    }
-
-    if (debug_fps_metadata_t::DFM_FRAMES == debug_fps_metadata.type) {
-        if (debug_fps_metadata.curr_frame == debug_fps_metadata.period) {
-            /* time to calculate and display FPS */
-            nsecs_t sum = 0;
-            for (unsigned int i = 0; i < debug_fps_metadata.period; i++)
-                sum += debug_fps_metadata.framearrivals[i];
-            print_fps(float(float(debug_fps_metadata.period * 1000000) /
-                                                              (float)sum));
-        }
-    }
-    else if (debug_fps_metadata_t::DFM_TIME == debug_fps_metadata.type) {
-        debug_fps_metadata.time_elapsed += (float)((float)diff/1000.0);
-        if (debug_fps_metadata.time_elapsed >= debug_fps_metadata.time_period) {
-            float fps = float(1000.0 * debug_fps_metadata.curr_frame/
-                                            debug_fps_metadata.time_elapsed);
-            print_fps(fps);
-        }
-    }
-    return;
-}
-};//namespace qomutils
-#endif
diff --git a/libqdutils/profiler.h b/libqdutils/profiler.h
deleted file mode 100644
index 5f270b02..00000000
--- a/libqdutils/profiler.h
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * 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