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project/fm_viewer/fav/hw_decoder/VideoDecoderFFmpegHW.h

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+/******************************************************************************
+    QtAV:  Multimedia framework based on Qt and FFmpeg
+    Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
+
+*   This file is part of QtAV (from 2013)
+
+    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_VIDEODECODERFFMPEGHW_H
+#define QTAV_VIDEODECODERFFMPEGHW_H
+#ifdef RM_USE_HW_DECODER
+#include "../VideoDecoderFFmpegBase.h"
+
+namespace FAV {
+
+class VideoDecoderFFmpegHWPrivate;
+class VideoDecoderFFmpegHW : public VideoDecoderFFmpegBase
+{
+    Q_OBJECT
+    Q_DISABLE_COPY(VideoDecoderFFmpegHW)
+    DPTR_DECLARE_PRIVATE(VideoDecoderFFmpegHW)
+    Q_PROPERTY(int threads READ threads WRITE setThreads NOTIFY threadsChanged) // <=0 is auto
+    Q_PROPERTY(CopyMode copyMode READ copyMode WRITE setCopyMode NOTIFY copyModeChanged)
+    Q_ENUMS(CopyMode)
+public:
+    enum CopyMode {
+        ZeroCopy,
+        OptimizedCopy,
+        GenericCopy
+    };
+    VideoFrame copyToFrame(const VideoFormat& fmt, int surface_h, quint8* src[], int pitch[], bool swapUV);
+    // properties
+    int threads() const;
+    void setThreads(int value);
+    void setCopyMode(CopyMode value);
+    CopyMode copyMode() const;
+Q_SIGNALS:
+    void copyModeChanged();
+    void threadsChanged();
+protected:
+    VideoDecoderFFmpegHW(VideoDecoderFFmpegHWPrivate &d);
+private:
+    VideoDecoderFFmpegHW();
+};
+
+} //namespace FAV
+
+#endif // RM_USE_HW_DECODER
+#endif // QTAV_VIDEODECODERFFMPEGHW_H