111 lines
2.6 KiB
C++
111 lines
2.6 KiB
C++
|
/*
|
||
|
|
**
|
||
|
|
** Copyright 2009, The Android Open Source Project
|
||
|
|
**
|
||
|
|
** 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define LOG_TAG "StopWatch"
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <utils/StopWatch.h>
|
||
|
|
#include <utils/Log.h>
|
||
|
|
|
||
|
|
#include "Buffer.h"
|
||
|
|
#include <ui/BufferMapper.h>
|
||
|
|
|
||
|
|
using namespace android;
|
||
|
|
|
||
|
|
void* lamecpy(void* d, void const* s, size_t size) {
|
||
|
|
char* dst = (char*)d;
|
||
|
|
char const* src = (char const*)s;
|
||
|
|
while (size) {
|
||
|
|
*dst++ = *src++;
|
||
|
|
size--;
|
||
|
|
}
|
||
|
|
return d;
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char** argv)
|
||
|
|
{
|
||
|
|
size_t size = 128*256*4;
|
||
|
|
void* temp = malloc(size);
|
||
|
|
void* temp2 = malloc(size);
|
||
|
|
memset(temp, 0, size);
|
||
|
|
memset(temp2, 0, size);
|
||
|
|
|
||
|
|
|
||
|
|
sp<Buffer> buffer = new Buffer(128, 256, HAL_PIXEL_FORMAT_RGBA_8888,
|
||
|
|
GRALLOC_USAGE_SW_READ_OFTEN |
|
||
|
|
GRALLOC_USAGE_SW_WRITE_OFTEN);
|
||
|
|
|
||
|
|
status_t err = buffer->initCheck();
|
||
|
|
if (err != NO_ERROR) {
|
||
|
|
printf("%s\n", strerror(-err));
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void* vaddr;
|
||
|
|
buffer->SurfaceBuffer::lock(
|
||
|
|
GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN,
|
||
|
|
&vaddr);
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("memset");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
memset(vaddr, 0, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("memcpy baseline");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
memcpy(temp, temp2, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("memcpy from gralloc");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
memcpy(temp, vaddr, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("memcpy into gralloc");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
memcpy(vaddr, temp, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("lamecpy baseline");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
lamecpy(temp, temp2, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("lamecpy from gralloc");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
lamecpy(temp, vaddr, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
StopWatch watch("lamecpy into gralloc");
|
||
|
|
for (int i=0 ; i<10 ; i++)
|
||
|
|
lamecpy(vaddr, temp, size);
|
||
|
|
}
|
||
|
|
|
||
|
|
buffer->unlock();
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|