Added abandoned KDE3 version of K3B

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/k3b@1084400 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 275 insertions, 0 deletions

diff --git a/libk3b/jobs/k3bvideodvdtitletranscodingjob.h b/libk3b/jobs/k3bvideodvdtitletranscodingjob.h
new file mode 100644
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+++ b/libk3b/jobs/k3bvideodvdtitletranscodingjob.h
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+/* 
+ *
+ * $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
+ * Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This file is part of the K3b project.
+ * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * See the file "COPYING" for the exact licensing terms.
+ */
+
+#ifndef _K3B_VIDEODVD_TITLE_TRANSCODING_JOB_H_
+#define _K3B_VIDEODVD_TITLE_TRANSCODING_JOB_H_
+
+#include <k3b_export.h>
+#include <k3bjob.h>
+#include <k3bvideodvd.h>
+
+class KProcess;
+class K3bExternalBin;
+
+
+/**
+ * The K3bVideoDVDTitleTranscodingJob rips a Video DVD title directly
+ * from the medium and transcodes it on-the-fly to, for example, an XviD video
+ *
+ * For now only one audio stream is supported.
+ */
+class LIBK3B_EXPORT K3bVideoDVDTitleTranscodingJob : public K3bJob
+{
+  Q_OBJECT
+
+ public:
+  K3bVideoDVDTitleTranscodingJob( K3bJobHandler* hdl, QObject* parent );
+  ~K3bVideoDVDTitleTranscodingJob();
+
+  /**
+   * The video codecs supported by this job.
+   */
+  enum VideoCodec {
+    VIDEO_CODEC_XVID,
+    VIDEO_CODEC_FFMPEG_MPEG4,
+    VIDEO_CODEC_NUM_ENTRIES /**< Do not use this as a codec. */
+  };
+
+  /**
+   * The audio codecs supported by this job.
+   */
+  enum AudioCodec {
+    AUDIO_CODEC_MP3,
+    /*    AUDIO_CODEC_OGG_VORBIS,*/
+    AUDIO_CODEC_AC3_STEREO,
+    AUDIO_CODEC_AC3_PASSTHROUGH,
+    AUDIO_CODEC_NUM_ENTRIES /**< Do not use this as a codec. */
+  };
+
+  const K3bVideoDVD::VideoDVD& videoDVD() const { return m_dvd; }
+  int title() const { return m_titleNumber; }
+  int audioStream() const { return m_audioStreamIndex; }
+  int clippingTop() const { return m_clippingTop; }
+  int clippingLeft() const { return m_clippingLeft; }
+  int clippingBottom() const { return m_clippingBottom; }
+  int clippingRight() const { return m_clippingRight; }
+  int height() const { return m_height; }
+  int width() const { return m_width; }
+  const QString& filename() { return m_filename; }
+  VideoCodec videoCodec() const { return m_videoCodec; }
+  int videoBitrate() const { return m_videoBitrate; }
+  bool twoPassEncoding() const { return m_twoPassEncoding; }
+  AudioCodec audioCodec() const { return m_audioCodec; }
+  int audioBitrate() const { return m_audioBitrate; }
+  bool audioVBR() const { return m_audioVBR; }
+  bool resampleAudioTo44100() const { return m_resampleAudio; }
+  bool lowPriority() const { return m_lowPriority; }
+
+  /**
+   * \param bin If 0 the default binary from K3bCore will be used
+   */
+  static bool transcodeBinaryHasSupportFor( VideoCodec codec, const K3bExternalBin* bin = 0 );
+
+  /**
+   * \param bin If 0 the default binary from K3bCore will be used
+   */
+  static bool transcodeBinaryHasSupportFor( AudioCodec codec, const K3bExternalBin* bin = 0 );
+
+  static QString videoCodecString( VideoCodec );
+  static QString audioCodecString( AudioCodec );
+
+  static QString videoCodecDescription( VideoCodec );
+  static QString audioCodecDescription( AudioCodec );
+
+ public slots:
+  void start();
+  void cancel();
+
+  /**
+   * The device containing the Video DVD
+   */
+  void setVideoDVD( const K3bVideoDVD::VideoDVD& dvd ) { m_dvd = dvd; }
+
+  /**
+   * Set the title number to be transcoded
+   *
+   * The default value is 1, denoting the first title.
+   */
+  void setTitle( int t ) { m_titleNumber = t; }
+
+  /**
+   * Set the audio stream to use.
+   *
+   * For now K3b does not support encoding multiple audio streams
+   * in one video file.
+   *
+   * The default value is 0, meaning that the first audio stream will
+   * be encoded.
+   */
+  void setAudioStream( int i ) { m_audioStreamIndex = i; }
+
+  /**
+   * Set the clipping values for the Video title.
+   * The clipping will be applied before the transcoding.
+   *
+   * For now it is not possible to use different clipping values for left
+   * and right as transcode cannot handle this. Thus, the job uses the
+   * smaller value for both the left and right clipping.
+   *
+   * The default is to not clip the video.
+   */
+  void setClipping( int top, int left, int bottom, int right );
+
+  /**
+   * The size of the resulting transcoded video.
+   *
+   * The default is to automatically adjust the size (width=height=0), which
+   * essentially means that anamorph encoded source material will be resized
+   * according to its aspect ratio.
+   *
+   * It is also possible to set just the width or just the height and leave 
+   * the other value to 0 which will then be determined automatically.
+   *
+   * The clipping values will be taken into account if at least one value
+   * is determined automatically.
+   *
+   * The width and height values have to be a multiple of 16. If it is not, 
+   * they will be changed accordingly.
+   *
+   * FIXME: GET INFORMATION: why a multiple of 16 and not 8 or 32?
+   */
+  void setSize( int width, int height );
+
+  /**
+   * The filename to write the resulting video to.
+   *
+   * The default is some automatically generated filename
+   * in the default K3b temp directory.
+   */
+  void setFilename( const QString& name ) { m_filename = name; }
+
+  /**
+   * Set the video codec used to encode the video title.
+   *
+   * The default is VIDEO_CODEC_FFMPEG_MPEG4
+   */
+  void setVideoCodec( VideoCodec codec ) { m_videoCodec = codec; }
+
+  /**
+   * Set the bitrate used to encode the video.
+   *
+   * The default is 1800
+   */
+  void setVideoBitrate( int bitrate ) { m_videoBitrate = bitrate; }
+
+  /**
+   * Set if the job should use two-pass encoding to improve
+   * the quality of the resulting video.
+   *
+   * The default is false.
+   */
+  void setTwoPassEncoding( bool b ) { m_twoPassEncoding = b; }
+
+  /**
+   * Set the audio codec used to encode the audio stream
+   * in the video title.
+   *
+   * The default is AUDIO_CODEC_MP3
+   */
+  void setAudioCodec( AudioCodec codec ) { m_audioCodec = codec; }
+
+  /**
+   * Set the bitrate used to encode the audio stream.
+   *
+   * The default is 128
+   *
+   * In case of the AC3 codec the bitrate can be some value between 32 and 640.
+   *
+   * For the AC3 passthrough mode the bitrate is ignored.
+   */
+  void setAudioBitrate( int bitrate ) { m_audioBitrate = bitrate; }
+
+  /**
+   * Set if the audio stream should be encoded with a variable bitrate.
+   *
+   * The default is false.
+   *
+   * For the AC3 passthrough mode the bitrate is ignored.
+   */
+  void setAudioVBR( bool vbr ) { m_audioVBR = vbr; }
+
+  /**
+   * Set if the audio data should be resampled to 44100 Hz/s
+   *
+   * The default is false.
+   *
+   * For the AC3 passthrough mode this is ignored.
+   */
+  void setResampleAudioTo44100( bool b ) { m_resampleAudio = b; }
+
+  /**
+   * If true the transcode processes will be run with a very low scheduling 
+   * priority.
+   *
+   * The default is true.
+   */
+  void setLowPriority( bool b ) { m_lowPriority = b; }
+
+ private slots:
+  void slotTranscodeStderr( const QString& );
+  void slotTranscodeExited( KProcess* );
+
+ private:
+  /**
+   * \param 0 - single pass encoding
+   *        1 - two pass encoding/first pass
+   *        2 - two pass encoding/second pass
+   */
+  void startTranscode( int pass );
+
+  void cleanup( bool success );
+
+  K3bVideoDVD::VideoDVD m_dvd;
+
+  QString m_filename;
+
+  int m_clippingTop;
+  int m_clippingBottom;
+  int m_clippingLeft;
+  int m_clippingRight;
+
+  int m_width;
+  int m_height;
+
+  int m_titleNumber;
+  int m_audioStreamIndex;  
+
+  VideoCodec m_videoCodec;
+  AudioCodec m_audioCodec;
+
+  int m_videoBitrate;
+  int m_audioBitrate;
+  bool m_audioVBR;
+
+  bool m_resampleAudio;
+  bool m_twoPassEncoding;
+
+  bool m_lowPriority;
+
+  class Private;
+  Private* d;
+};
+
+#endif