#include?

#include?“JpgEncoder.hpp“
#include?“util/debug.h“

JpgEncoder::JpgEncoder（unsigned?int?prePadding?unsigned?int?postPadding）
??:?mTjHandle（tjInitCompress（））
????mSubsampling（TJSAMP_420）
????mEncodedData（NULL）
????mPrePadding（prePadding）
????mPostPadding（postPadding）
????mMaxWidth（0）
????mMaxHeight（0）
{
}

JpgEncoder::~JpgEncoder（）?{
??tjFree（mEncodedData）;
}

bool
JpgEncoder::encode（Minicap::frame*?frame?unsigned?int?quality）?{
??unsigned?char*?offset?=?getEncodedData（）;

??return?0?==?tjCompress2（
????mTjHandle
????（unsigned?char*）?frame->data
????frame->width
????frame->stride?*?frame->bpp
????frame->height
????convertFormat（frame->format）
????&offset
????&mEncodedSize
????mSubsampling
????quality
????TJFLAG_FASTDCT?|?TJFLAG_NOREALLOC
??）;
}

int
JpgEncoder::getEncodedSize（）?{
??return?mEncodedSize;
}

unsigned?char*
JpgEncoder::getEncodedData（）?{
??return?mEncodedData?+?mPrePadding;
}

bool
JpgEncoder::reserveData（uint32_t?width?uint32_t?height）?{
??if?（width?==?mMaxWidth?&&?height?==?mMaxHeight）?{
????return?0;
??}

??tjFree（mEncodedData）;

??unsigned?long?maxSize?=?mPrePadding?+?mPostPadding?+?tjBufSize（
????width
????height
????mSubsampling
??）;

??MCINFO（“Allocating?%ld?bytes?for?JPG?encoder“?maxSize）;

??mEncodedData?=?tjAlloc（maxSize）;

??if?（mEncodedData?==?NULL）?{
????return?false;
??}

??mMaxWidth?=?width;
??mMaxHeight?=?height;

??return?true;
}

int
JpgEncoder::convertFormat（Minicap::Format?format）?{
??switch?（format）?{
??case?Minicap::FORMAT_RGBA_8888:
????return?TJPF_RGBA;
??case?Minicap::FORMAT_RGBX_8888:
????return?TJPF_RGBX;
??case?Minicap::FORMAT_RGB_888:
????return?TJPF_RGB;
??case?Minicap::FORMAT_BGRA_8888:
????return?TJPF_BGRA;
??default:
????throw?std::runtime_error（“Unsupported?pixel?format“）;
??}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-03-19?09:25??minicap\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\branches\
?????文件?????????351??2018-03-19?09:25??minicap\.git\config
?????文件??????????73??2018-03-19?09:25??minicap\.git\description
?????文件??????????23??2018-03-19?09:25??minicap\.git\HEAD
?????目錄???????????0??2018-03-19?09:25??minicap\.git\hooks\
?????文件?????????452??2018-03-19?09:25??minicap\.git\hooks\applypatch-msg.sample
?????文件?????????896??2018-03-19?09:25??minicap\.git\hooks\commit-msg.sample
?????文件?????????189??2018-03-19?09:25??minicap\.git\hooks\post-update.sample
?????文件?????????398??2018-03-19?09:25??minicap\.git\hooks\pre-applypatch.sample
?????文件????????1704??2018-03-19?09:25??minicap\.git\hooks\pre-commit.sample
?????文件????????4898??2018-03-19?09:25??minicap\.git\hooks\pre-rebase.sample
?????文件????????1239??2018-03-19?09:25??minicap\.git\hooks\prepare-commit-msg.sample
?????文件????????3611??2018-03-19?09:25??minicap\.git\hooks\update.sample
?????文件???????10040??2018-03-19?09:25??minicap\.git\index
?????目錄???????????0??2018-03-19?09:25??minicap\.git\info\
?????文件?????????240??2018-03-19?09:25??minicap\.git\info\exclude
?????目錄???????????0??2018-03-19?09:25??minicap\.git\logs\
?????文件?????????175??2018-03-19?09:25??minicap\.git\logs\HEAD
?????目錄???????????0??2018-03-19?09:25??minicap\.git\logs\refs\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\logs\refs\heads\
?????文件?????????175??2018-03-19?09:25??minicap\.git\logs\refs\heads\master
?????目錄???????????0??2018-03-19?09:25??minicap\.git\modules\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\modules\jni\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\modules\jni\vendor\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\modules\jni\vendor\libjpeg-turbo\
?????目錄???????????0??2018-03-19?09:25??minicap\.git\modules\jni\vendor\libjpeg-turbo\branches\
?????文件?????????330??2018-03-19?09:25??minicap\.git\modules\jni\vendor\libjpeg-turbo\config
?????文件??????????73??2018-03-19?09:25??minicap\.git\modules\jni\vendor\libjpeg-turbo\description
?????文件??????????41??2018-03-19?09:25??minicap\.git\modules\jni\vendor\libjpeg-turbo\HEAD
............此處省略1312個(gè)文件信息