mirror of https://github.com/tp4a/teleport
471 lines
15 KiB
C++
471 lines
15 KiB
C++
#include <QDebug>
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#include <QDir>
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#include <QFile>
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#include <QNetworkCookie>
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#include <QStandardPaths>
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#include <qcoreapplication.h>
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#include <inttypes.h>
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#include "thr_play.h"
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#include "thr_data.h"
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#include "util.h"
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#include "downloader.h"
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#include "record_format.h"
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#include "mainwindow.h"
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//=================================================================
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// ThrData
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//=================================================================
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ThrData::ThrData(MainWindow* mainwin, const QString& res) {
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m_mainwin = mainwin;
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m_res = res;
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m_need_download = false;
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m_need_stop = false;
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// m_dl = nullptr;
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#ifdef __APPLE__
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m_data_path_base = QStandardPaths::writableLocation(QStandardPaths::DesktopLocation);
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m_data_path_base += "/tp-testdata/";
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#else
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m_data_path_base = QCoreApplication::applicationDirPath() + "/record";
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#endif
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qDebug("data-path-base: %s", m_data_path_base.toStdString().c_str());
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// qDebug() << "AppConfigLocation:" << QStandardPaths::writableLocation(QStandardPaths::AppConfigLocation);
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// qDebug() << "AppDataLocation:" << QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
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// qDebug() << "AppLocalDataLocation:" << QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation);
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// qDebug() << "ConfigLocation:" << QStandardPaths::writableLocation(QStandardPaths::ConfigLocation);
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// qDebug() << "CacheLocation:" << QStandardPaths::writableLocation(QStandardPaths::CacheLocation);
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// qDebug() << "GenericCacheLocation:" << QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation);
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/*
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AppConfigLocation: "C:/Users/apex/AppData/Local/tp-player"
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AppDataLocation: "C:/Users/apex/AppData/Roaming/tp-player"
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AppLocalDataLocation: "C:/Users/apex/AppData/Local/tp-player"
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ConfigLocation: "C:/Users/apex/AppData/Local/tp-player"
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CacheLocation: "C:/Users/apex/AppData/Local/tp-player/cache"
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GenericCacheLocation: "C:/Users/apex/AppData/Local/cache"
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*/
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}
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ThrData::~ThrData() {
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_clear_data();
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}
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void ThrData::stop() {
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if(!isRunning())
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return;
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m_need_stop = true;
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wait();
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qDebug("data thread stop() end.");
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}
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void ThrData::_notify_message(const QString& msg) {
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UpdateData* _msg = new UpdateData(TYPE_MESSAGE);
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_msg->message(msg);
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emit signal_update_data(_msg);
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}
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void ThrData::_notify_error(const QString& msg) {
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UpdateData* _msg = new UpdateData(TYPE_ERROR);
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_msg->message(msg);
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emit signal_update_data(_msg);
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}
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void ThrData::run() {
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_run();
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qDebug("ThrData thread run() end.");
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}
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void ThrData::_run() {
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QString _tmp_res = m_res.toLower();
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if(_tmp_res.startsWith("http")) {
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m_need_download = true;
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_notify_message(LOCAL8BIT("正在准备录像数据，请稍候..."));
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if(!m_thr_download.init(m_data_path_base, m_res)) {
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_notify_error(QString("%1\n\n%2").arg(LOCAL8BIT("无法下载录像文件！\n\n"), m_res));
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return;
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}
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m_thr_download.start();
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msleep(100);
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for(;;) {
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if(m_need_stop)
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return;
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if(!m_thr_download.is_running() || m_thr_download.is_tpk_downloaded())
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break;
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msleep(100);
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}
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if(!m_thr_download.is_tpk_downloaded())
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return;
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m_thr_download.get_data_path(m_data_path);
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}
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else {
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QFileInfo fi_chk_link(m_res);
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if(fi_chk_link.isSymLink())
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m_res = fi_chk_link.symLinkTarget();
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QFileInfo fi(m_res);
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if(!fi.exists()) {
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_notify_error(QString("%1\n\n%2").arg(LOCAL8BIT("指定的文件或目录不存在！"), m_res));
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return;
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}
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if(fi.isFile()) {
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m_data_path = fi.path();
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}
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else if(fi.isDir()) {
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m_data_path = m_res;
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}
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m_data_path = QDir::toNativeSeparators(m_data_path);
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}
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// 到这里，.tpr和.tpk文件均已经下载完成了。
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if(!_load_header())
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return;
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if(!_load_keyframe())
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return;
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UpdateData* dat = new UpdateData(m_hdr);
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// dat->alloc_data(sizeof(TS_RECORD_HEADER));
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// memcpy(dat->data_buf(), &m_hdr, sizeof(TS_RECORD_HEADER));
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emit signal_update_data(dat);
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/*
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// fake-code:
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file_index = 0;
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for(;;) {
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if(file_index >= file_count) {
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msleep(500);
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continue;
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}
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if(queue.size < 500) {
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need_pkg = 1000 - queue.size;
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for(i = 0; i < need_pkg; i++) {
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if(f.not_open) {
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f.open(file_index);
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}
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pkg = read_pkg()
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if(f.to_end) {
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f.close();
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file_index += 1;
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if(file_index >= file_count)
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break;
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}
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queue.add(pkg)
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}
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if(file_index >= file_count)
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break;
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}
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else {
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msleep(100);
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}
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}
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*/
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QFile* fdata = nullptr;
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uint32_t file_idx = 0;
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uint32_t start_offset = 0;
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qint64 file_size = 0;
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qint64 file_processed = 0;
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qint64 read_len = 0;
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QString str_fidx;
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for(;;) {
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// 任何时候确保第一时间响应退出操作
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if(m_need_stop)
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return;
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// 如果所有文件都已经处理完了，则等待（可能用户会拖动滚动条，或者重新播放）
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if(file_idx >= m_hdr.info.dat_file_count) {
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msleep(500);
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continue;
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}
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// 看看待播放队列中还有多少个数据包
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int pkg_count_in_queue = 0;
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int pkg_need_add = 0;
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m_locker.lock();
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pkg_count_in_queue = m_data.size();
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m_locker.unlock();
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// 少于500个的话，补足到1000个
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if(m_data.size() < 500)
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pkg_need_add = 1000 - pkg_count_in_queue;
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if(pkg_need_add == 0) {
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msleep(100);
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continue;
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}
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for(int i = 0; i < pkg_need_add; ++i) {
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if(m_need_stop)
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return;
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// 如果数据文件尚未打开，则打开它
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if(fdata == nullptr) {
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str_fidx.sprintf("%d", file_idx+1);
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QString tpd_fname = QString("%1/tp-rdp-%2.tpd").arg(m_data_path, str_fidx);
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tpd_fname = QDir::toNativeSeparators(tpd_fname);
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QFileInfo fi_tpd(tpd_fname);
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if(!fi_tpd.exists()) {
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if(m_need_download) {
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// 此文件尚未下载完成，等待
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for(;;) {
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if(m_need_stop)
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return;
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if(!m_thr_download.is_running() || m_thr_download.is_tpd_downloaded(file_idx))
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break;
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msleep(100);
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}
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// 下载失败了
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if(!m_thr_download.is_tpd_downloaded(file_idx))
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return;
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}
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}
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fdata = new QFile(tpd_fname);
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if(!fdata->open(QFile::ReadOnly)) {
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qDebug() << "Can not open " << tpd_fname << " for read.";
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_notify_error(QString("%1\n\n%2").arg(LOCAL8BIT("无法打开录像数据文件！"), tpd_fname));
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return;
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}
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file_size = fdata->size();
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file_processed = 0;
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qDebug("Open file, processed: %" PRId64 ", size: %" PRId64, file_processed, file_size);
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}
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// qDebug("B processed: %" PRId64 ", size: %" PRId64, file_processed, file_size);
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//----------------------------------
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// 读取一个数据包
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//----------------------------------
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if(file_size - file_processed < sizeof(TS_RECORD_PKG)) {
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qDebug("invaid tp-rdp-%d.tpd file, filesize=%" PRId64 ", processed=%" PRId64 ", need=%d.", file_idx+1, file_size, file_processed, sizeof(TS_RECORD_PKG));
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_notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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return;
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}
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TS_RECORD_PKG pkg;
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read_len = fdata->read(reinterpret_cast<char*>(&pkg), sizeof(TS_RECORD_PKG));
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// if(read_len == 0)
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// break;
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if(read_len != sizeof(TS_RECORD_PKG)) {
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qDebug("invaid tp-rdp-%d.tpd file, read_len=%" PRId64 " (1).", file_idx+1, read_len);
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_notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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return;
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}
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file_processed += sizeof(TS_RECORD_PKG);
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if(file_size - file_processed < pkg.size) {
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qDebug("invaid tp-rdp-%d.tpd file (2).", file_idx+1);
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_notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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return;
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}
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if(pkg.size == 0) {
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qDebug("################## too bad.");
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}
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QByteArray pkg_data = fdata->read(pkg.size);
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if(pkg_data.size() != pkg.size) {
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qDebug("invaid tp-rdp-%d.tpd file, read_len=%" PRId64 " (3).", file_idx+1, read_len);
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_notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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return;
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}
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file_processed += pkg.size;
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UpdateData* dat = new UpdateData();
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if(!dat->parse(pkg, pkg_data)) {
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qDebug("invaid tp-rdp-%d.tpd file (4).", file_idx+1);
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_notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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return;
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}
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// UpdateData* dat = new UpdateData(TYPE_DATA);
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// dat->alloc_data(sizeof(TS_RECORD_PKG) + pkg.size);
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// memcpy(dat->data_buf(), &pkg, sizeof(TS_RECORD_PKG));
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// read_len = fdata->read(reinterpret_cast<char*>(dat->data_buf()+sizeof(TS_RECORD_PKG)), pkg.size);
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// if(read_len != pkg.size) {
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// delete dat;
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// qDebug("invaid tp-rdp-%d.tpd file, read_len=%" PRId64 " (3).", file_idx+1, read_len);
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// _notify_error(QString("%1\ntp-rdp-%2.tpd").arg(LOCAL8BIT("错误的录像数据文件！"), str_fidx));
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// return;
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// }
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// file_processed += pkg.size;
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// 跳过关键帧
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// TODO: 拖动滚动条后，需要显示一次关键帧数据，然后跳过后续关键帧。
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if(pkg.type == TS_RECORD_TYPE_RDP_KEYFRAME) {
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qDebug("----key frame: %ld, processed=%" PRId64 ", pkg.size=%d", pkg.time_ms, file_processed, pkg.size);
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delete dat;
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dat = nullptr;
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}
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// 数据放到待播放列表中
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if(dat) {
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m_locker.lock();
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m_data.enqueue(dat);
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// qDebug("queue data count: %d", m_data.size());
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m_locker.unlock();
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}
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msleep(1);
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// 如果此文件已经处理完毕，则关闭文件，这样下次处理一个新的文件
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// qDebug("C processed: %" PRId64 ", size: %" PRId64, file_processed, file_size);
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if(file_processed >= file_size) {
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fdata->close();
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delete fdata;
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fdata = nullptr;
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file_idx++;
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}
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if(file_idx >= m_hdr.info.dat_file_count) {
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UpdateData* dat = new UpdateData(TYPE_END);
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m_locker.lock();
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m_data.enqueue(dat);
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// qDebug("queue data count: %d", m_data.size());
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m_locker.unlock();
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}
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}
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}
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}
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bool ThrData::_load_header() {
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QString msg;
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qDebug() << "PATH_BASE: " << m_data_path;
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QString filename = QString("%1/tp-rdp.tpr").arg(m_data_path);
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filename = QDir::toNativeSeparators(filename);
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qDebug() << "TPR: " << filename;
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QFile f(filename);
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if(!f.open(QFile::ReadOnly)) {
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qDebug() << "Can not open " << filename << " for read.";
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_notify_error(QString("%1\n\n%2").arg(LOCAL8BIT("无法打开录像信息文件！"), filename));
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return false;
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}
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memset(&m_hdr, 0, sizeof(TS_RECORD_HEADER));
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qint64 read_len = 0;
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read_len = f.read(reinterpret_cast<char*>(&m_hdr), sizeof(TS_RECORD_HEADER));
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if(read_len != sizeof(TS_RECORD_HEADER)) {
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qDebug() << "invaid .tpr file.";
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_notify_error(QString("%1\n\n%2").arg(LOCAL8BIT("错误的录像信息文件！"), filename));
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return false;
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}
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if(m_hdr.info.ver != 4) {
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qDebug() << "invaid .tpr file.";
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_notify_error(QString("%1 %2%3").arg(LOCAL8BIT("不支持的录像文件版本 "), QString(m_hdr.info.ver), LOCAL8BIT("！\n\n此播放器支持录像文件版本 4。")));
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return false;
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}
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if(m_hdr.basic.width == 0 || m_hdr.basic.height == 0) {
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_notify_error(LOCAL8BIT("错误的录像信息，未记录窗口尺寸！"));
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return false;
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}
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if(m_hdr.info.dat_file_count == 0) {
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_notify_error(LOCAL8BIT("错误的录像信息，未记录数据文件数量！"));
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return false;
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}
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return true;
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}
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bool ThrData::_load_keyframe() {
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QString tpk_fname = QString("%1/tp-rdp.tpk").arg(m_data_path);
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tpk_fname = QDir::toNativeSeparators(tpk_fname);
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qDebug() << "TPK: " << tpk_fname;
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QFile f_kf(tpk_fname);
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if(!f_kf.open(QFile::ReadOnly)) {
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qDebug() << "Can not open " << tpk_fname << " for read.";
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_notify_error(QString("%1\n\n%3").arg(LOCAL8BIT("无法打开关键帧信息文件！"), tpk_fname));
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return false;
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}
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qint64 fsize = f_kf.size();
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if(!fsize || fsize % sizeof(KEYFRAME_INFO) != 0) {
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qDebug() << "Can not open " << tpk_fname << " for read.";
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_notify_error(LOCAL8BIT("关键帧信息文件格式错误！"));
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return false;
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}
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qint64 read_len = 0;
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int kf_count = fsize / sizeof(KEYFRAME_INFO);
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for(int i = 0; i < kf_count; ++i) {
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KEYFRAME_INFO kf;
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memset(&kf, 0, sizeof(KEYFRAME_INFO));
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read_len = f_kf.read(reinterpret_cast<char*>(&kf), sizeof(KEYFRAME_INFO));
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if(read_len != sizeof(KEYFRAME_INFO)) {
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qDebug() << "invaid .tpk file.";
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_notify_error(LOCAL8BIT("关键帧信息文件格式错误！"));
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return false;
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}
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m_kf.push_back(kf);
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}
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return true;
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}
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void ThrData::_prepare() {
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UpdateData* d = new UpdateData(TYPE_HEADER_INFO);
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m_locker.lock();
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m_data.enqueue(d);
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m_locker.unlock();
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}
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UpdateData* ThrData::get_data() {
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UpdateData* d = nullptr;
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m_locker.lock();
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if(m_data.size() > 0) {
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// qDebug("get_data(), left: %d", m_data.size());
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d = m_data.dequeue();
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}
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m_locker.unlock();
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return d;
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}
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void ThrData::_clear_data() {
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m_locker.lock();
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while(m_data.size() > 0) {
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UpdateData* d = m_data.dequeue();
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delete d;
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}
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m_locker.unlock();
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}
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