first commit

2026-02-21 17:11:31 +09:00
commit 18b4338361
4001 changed files with 365464 additions and 0 deletions
--- a/project/fm_viewer/fav/AVThread_p.h
+++ b/project/fm_viewer/fav/AVThread_p.h
@@ -0,0 +1,106 @@
+/******************************************************************************
+    QtAV:  Media play library based on Qt and FFmpeg
+    Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
+
+*   This file is part of QtAV
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+******************************************************************************/
+
+#ifndef QTAV_AVTHREAD_P_H
+#define QTAV_AVTHREAD_P_H
+
+#include <QtCore/QMutex>
+#include <QtCore/QMutexLocker>
+#include <QtCore/QSemaphore>
+#include <QtCore/QVariant>
+#include <QtCore/QWaitCondition>
+#if QT_VERSION >= QT_VERSION_CHECK(4, 7, 0)
+#include <QtCore/QElapsedTimer>
+#else
+#include <QtCore/QTime>
+typedef QTime QElapsedTimer;
+#endif
+
+#include "PacketBuffer.h"
+#include "ring.h"
+
+QT_BEGIN_NAMESPACE
+class QRunnable;
+QT_END_NAMESPACE
+namespace FAV {
+
+const double kSyncThreshold = 0.2; // 200 ms
+class AVDecoder;
+class AVOutput;
+class AVClock;
+class Filter;
+class Statistics;
+class OutputSet;
+class AVThreadPrivate : public DPtrPrivate<AVThread>
+{
+public:
+    AVThreadPrivate():
+        paused(false)
+      , next_pause(false)
+      , stop(false)
+      , clock(0)
+      , dec(0)
+      , outputSet(0)
+      , delay(0)
+      , statistics(0)
+      , seek_requested(false)
+      , render_pts0(-1)
+      , drop_frame_seek(true)
+      , pts_history(30)
+      , wait_err(0)
+    {
+        tasks.blockFull(false);
+
+        QVariantHash opt;
+        opt[QString::fromLatin1("skip_frame")] = 8; // 8 for "avcodec", "NoRef" for "FFmpeg". see AVDiscard
+        dec_opt_framedrop[QString::fromLatin1("avcodec")] = opt;
+        opt[QString::fromLatin1("skip_frame")] = 0; // 0 for "avcodec", "Default" for "FFmpeg". see AVDiscard
+        dec_opt_normal[QString::fromLatin1("avcodec")] = opt; // avcodec need correct string or value in libavcodec
+    }
+    virtual ~AVThreadPrivate();
+
+    bool paused, next_pause;
+    volatile bool stop; //true when packets is empty and demux is end.
+    AVClock *clock;
+    PacketBuffer packets;
+    AVDecoder *dec;
+    OutputSet *outputSet;
+    QMutex mutex;
+    QWaitCondition cond; //pause
+    qreal delay;
+    QList<Filter*> filters;
+    Statistics *statistics; //not obj. Statistics is unique for the player, which is in AVPlayer
+    BlockingQueue<QRunnable*> tasks;
+    QSemaphore sem;
+    bool seek_requested;
+    //only decode video without display or skip decode audio until pts reaches
+    qreal render_pts0; // SEEK 용도?
+
+    static QVariantHash dec_opt_framedrop, dec_opt_normal;
+    bool drop_frame_seek;
+    ring<qreal> pts_history;
+
+    qint64 wait_err;
+    QElapsedTimer wait_timer;
+};
+
+} //namespace FAV
+#endif // QTAV_AVTHREAD_P_H