some usefull xine-helpers

2 files changed, 32 insertions, 6 deletions

diff --git a/noncore/multimedia/opieplayer2/lib.cpp b/noncore/multimedia/opieplayer2/lib.cpp
index 9f7a9c5..4ae8490 100644
--- a/noncore/multimedia/opieplayer2/lib.cpp
+++ b/noncore/multimedia/opieplayer2/lib.cpp
@@ -1,449 +1,471 @@
 /*
                     This file is part of the Opie Project
 
                       Copyright (c)  2002 Max Reiss <harlekin@handhelds.org>
                              Copyright (c)  2002 LJP <>
                              Copyright (c)  2002 Holger Freyther <zecke@handhelds.org>
               =.
             .=l.
      .>+-=
 _;:,   .>  :=|.         This program is free software; you can
 .> <`_,  > .  <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--  :           the terms of the GNU General Public
 .="- .-=="i,   .._         License as published by the Free Software
 - .  .-<_>   .<>         Foundation; either version 2 of the License,
   ._= =}    :          or (at your option) any later version.
   .%`+i>    _;_.
   .i_,=:_.   -<s.       This program 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
 ..}^=.=    =    ;      Library General Public License for more
 ++=  -.   .`   .:       details.
 :   = ...= . :.=-
 -.  .:....=;==+<;          You should have received a copy of the GNU
  -_. . .  )=. =           Library General Public License along with
   --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include "xinevideowidget.h"
 #include "lib.h"
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <qpe/global.h>
 
 /* QT */
 #include <qtextstream.h>
 #include <qdir.h>
 #include <qgfx_qws.h>
 
 /* STD */
 #include <assert.h>
 #include <unistd.h>
 
 typedef void (*display_xine_frame_t) (void *user_data, uint8_t* frame,
                       int  width, int height,int bytes );
 
 extern "C" {
     xine_vo_driver_t* init_video_out_plugin( xine_t *xine, void* video, display_xine_frame_t, void * );
     int null_is_showing_video( const xine_vo_driver_t* self );
     void null_set_show_video( const xine_vo_driver_t* self, int show );
     int null_is_fullscreen( const xine_vo_driver_t* self );
     void null_set_fullscreen( const xine_vo_driver_t* self, int screen );
     int null_is_scaling( const xine_vo_driver_t* self );
     void null_set_scaling( const xine_vo_driver_t* self, int scale );
     void null_set_gui_width( const xine_vo_driver_t* self, int width );
     void null_set_gui_height( const xine_vo_driver_t* self, int height );
     void null_set_mode( const xine_vo_driver_t* self, int depth,  int rgb  );
     void null_set_videoGamma( const  xine_vo_driver_t* self , int value );
     void null_display_handler( const xine_vo_driver_t* self, display_xine_frame_t t, void* user_data );
 
     void null_preload_decoders( xine_stream_t *stream );
 }
 
 using namespace XINE;
 
 Lib::Lib( InitializationMode initMode, XineVideoWidget* widget )
 {
     m_initialized = false;
     m_duringInitialization = false;
     m_video = false;
     m_wid = widget;
     printf("Lib");
     QString configPath = QDir::homeDirPath() + "/Settings/opiexine.cf";
     // get the configuration
 
     // not really OO, should be an extra class, later
     if ( !QFile::exists(configPath) ) {
         QFile f(configPath);
         f.open(IO_WriteOnly);
         QTextStream ts( &f );
         ts << "misc.memcpy_method:glibc\n";
         ts << "# uncomment if you experience double speed audio \n #audio.oss_sync_method:softsync\n";
         ts << "codec.ffmpeg_pp_quality:3\n";
         ts << "audio.num_buffers:50\n";
         ts << "audio.size_buffers:4096\n";
         ts << "video.num_buffers:20\n";
         ts << "video.size_buffers:4096\n";
         ts << "audio.out_num_audio_buf:16\n";
         ts << "audio.out_size_audio_buf:8096\n";
         ts << "audio.out_size_zero_buf:1024\n";
         ts << "audio.passthrough_offset:0\n";
         f.close();
     }
 
     if ( initMode == InitializeImmediately ) {
         initialize();
         m_initialized = true;
     }
     else
         start();
 }
 
 void Lib::run()
 {
     odebug << "Lib::run() started" << oendl;
     initialize();
     m_initialized = true;
     odebug << "Lib::run() finished" << oendl;
 }
 
 void Lib::initialize()
 {
     m_duringInitialization = true;
     m_xine =  xine_new( );
 
     QString configPath = QDir::homeDirPath() + "/Settings/opiexine.cf";
     xine_config_load( m_xine, QFile::encodeName( configPath ) );
 
     xine_init( m_xine );
 
     // allocate oss for sound
     // and fb for framebuffer
     m_audioOutput = xine_open_audio_driver( m_xine,  "oss", NULL );
     m_videoOutput = ::init_video_out_plugin( m_xine, NULL, xine_display_frame, this );
 
     m_stream = xine_stream_new (m_xine,  m_audioOutput,  m_videoOutput );
     xine_set_param( m_stream, XINE_PARAM_AUDIO_CLOSE_DEVICE, 1);
 
     if (m_wid != 0 )
         setWidget( m_wid );
 
 
     m_queue = xine_event_new_queue (m_stream);
     xine_event_create_listener_thread (m_queue, xine_event_handler, this);
 
     ::null_preload_decoders( m_stream );
 
     m_duringInitialization = false;
 }
 
 Lib::~Lib() {
     assert( isRunning() == false );
     assert( m_initialized );
 
 //    free( m_config );
 
     xine_close( m_stream );
     xine_event_dispose_queue( m_queue );
     xine_dispose( m_stream );
     xine_close_audio_driver(m_xine,m_audioOutput);
     xine_close_video_driver(m_xine,m_videoOutput);
     xine_exit( m_xine );
 
     /* FIXME either free or delete but valgrind bitches against both */
     //free( m_videoOutput );
     //delete m_audioOutput;
 }
 
 void Lib::resize ( const QSize &s ) {
     assert( m_initialized || m_duringInitialization );
 
     if ( s. width ( ) && s. height ( ) ) {
         ::null_set_gui_width( m_videoOutput,  s. width() );
         ::null_set_gui_height( m_videoOutput,  s. height() );
     }
 }
 
 int Lib::majorVersion() {
      int major, minor, sub;
      xine_get_version ( &major, &minor, &sub );
      return major;
 }
 
 int Lib::minorVersion() {
      int major, minor, sub;
      xine_get_version ( &major, &minor, &sub );
      return minor;
 }
 
 int Lib::subVersion() {
      int major, minor, sub;
      xine_get_version ( &major, &minor, &sub );
      return sub;
 }
 
 int Lib::setfile(const QString& fileName)
 {
     QString str = fileName.stripWhiteSpace();
 
 
     if ( !xine_open( m_stream, str.utf8().data() ) ) {
          return 0;
     }
     return 1;
 }
 
 int Lib::play( const QString& fileName, int startPos, int start_time ) {
     assert( m_initialized );
 
     QString str = fileName.stripWhiteSpace();
 
 
     if ( !xine_open( m_stream, str.utf8().data() ) ) {
          return 0;
     }
     return xine_play( m_stream, startPos, start_time);
 }
 
 void Lib::stop() {
     assert( m_initialized );
     xine_stop( m_stream );
     xine_set_param( m_stream, XINE_PARAM_AUDIO_CLOSE_DEVICE, 1);
 }
 
 void Lib::pause( bool toggle ) {
     assert( m_initialized );
 
     if ( toggle ) {
         xine_set_param( m_stream, XINE_PARAM_SPEED, XINE_SPEED_PAUSE );
         xine_set_param( m_stream, XINE_PARAM_AUDIO_CLOSE_DEVICE, 1);
     }
 
     else {
         xine_set_param( m_stream, XINE_PARAM_SPEED, XINE_SPEED_NORMAL );
     }
 }
 
 int Lib::speed() const {
     assert( m_initialized );
 
     return  xine_get_param ( m_stream, XINE_PARAM_SPEED );
 }
 
 void Lib::setSpeed( int speed ) {
     assert( m_initialized );
 
     xine_set_param ( m_stream, XINE_PARAM_SPEED, speed );
 }
 
 int Lib::status() const {
     assert( m_initialized );
 
     return xine_get_status( m_stream );
 }
 
 int Lib::currentPosition() const {
     assert( m_initialized );
 
     int pos, time, length;
     xine_get_pos_length( m_stream, &pos, &time, &length );
     return pos;
 }
 
 int Lib::currentTime() const {
     assert( m_initialized );
 
     int pos, time, length;
     pos = time = length = 0;
 
     if ( xine_get_pos_length( m_stream, &pos, &time, &length ) )
         return time/1000;
     else
         return 0;
 }
 
 int Lib::length() const {
       assert( m_initialized );
 
       int pos, time, length;
 /* dilb: patch to solve the wrong stream length reported to the GUI*/
       int iRetVal=0, iTestLoop=0;
 
       do
         {
     iRetVal = xine_get_pos_length( m_stream, &pos, &time, &length );
     if (iRetVal)
        {/* if the function didn't return 0, then pos, time and length are valid.*/
        return length/1000;
        }
     /*don't poll too much*/
     usleep(100000);
     iTestLoop++;
     }
       while ( iTestLoop < 10 ); /* if after 1s, we still don't have any
 valid stream, then return -1 (this value could be used to make the stream
 unseekable, but it should never occur!! Mr. Murphy ? :) ) */
 
       return -1;
 }
 
+/* info about current stream */
+QSize Lib::videoSize()const
+{
+    if (!m_initialized||!hasVideo()) return QSize(0,0);
+    int width = xine_get_stream_info(m_stream,XINE_STREAM_INFO_VIDEO_WIDTH);
+    int height = xine_get_stream_info(m_stream,XINE_STREAM_INFO_VIDEO_HEIGHT);
+    return QSize(width,height);
+}
+
+
 bool Lib::isSeekable() const {
     assert( m_initialized );
 
     return xine_get_stream_info( m_stream, XINE_STREAM_INFO_SEEKABLE );
 }
 
+bool Lib::hasVideo() const {
+    assert( m_initialized );
+
+    return  xine_get_stream_info( m_stream, XINE_STREAM_INFO_HAS_VIDEO);
+}
+
+int Lib::audioBitrate()const
+{
+    if (!m_initialized) return 0;
+    return  xine_get_stream_info( m_stream, XINE_STREAM_INFO_AUDIO_BITRATE);
+}
+int Lib::videoBitrate()const
+{
+    if (!m_initialized||!hasVideo()) return 0;
+    return  xine_get_stream_info( m_stream, XINE_STREAM_INFO_VIDEO_BITRATE);
+}
+/* end info block */
+
 void Lib::seekTo( int time ) {
     assert( m_initialized );
 
     odebug << "Seeking to second " << time << oendl;
     //Keep it paused if it was in that state
     if ( xine_get_param( m_stream, XINE_PARAM_SPEED ) ) {
         xine_play( m_stream, 0, time*1000 );
     }
 
     else {
         xine_play( m_stream, 0, time*1000 );
         xine_set_param( m_stream, XINE_PARAM_SPEED, XINE_SPEED_PAUSE );
     }
 
 }
 
 
 QString Lib::metaInfo( int number) const {
     assert( m_initialized );
 
     return xine_get_meta_info( m_stream, number );
 }
 
 int Lib::error() const {
     assert( m_initialized );
 
     return xine_get_error( m_stream );
 };
 
 void Lib::ensureInitialized()
 {
     if ( m_initialized )
         return;
 
     odebug << "waiting for initialization thread to finish" << oendl;
     wait();
     odebug << "initialization thread finished!" << oendl;
 }
 
 void Lib::setWidget( XineVideoWidget *widget )
 {
     m_wid = widget;
     if (m_wid) {
         resize ( m_wid-> size ( ) );
         ::null_set_mode( m_videoOutput, qt_screen->depth(), qt_screen->pixelType() );
     }
 }
 
 void Lib::receiveMessage( ThreadUtil::ChannelMessage *msg, SendType sendType )
 {
     assert( sendType == ThreadUtil::Channel::OneWay );
     handleXineEvent( msg->type(), msg->data(), msg->msg() );
     delete msg;
 }
 
 void Lib::handleXineEvent( const xine_event_t* t ) {
     int prog = -1; const char* name = 0;
     if ( t->type == XINE_EVENT_PROGRESS ) {
         xine_progress_data_t *pt = static_cast<xine_progress_data_t*>( t->data );
         prog = pt->percent;
         name = pt->description;
     }
 
     send( new ThreadUtil::ChannelMessage( t->type, prog, name ),  OneWay );
 }
 
 void Lib::handleXineEvent( int type, int data, const char* name ) {
     assert( m_initialized );
 
     if ( type == XINE_EVENT_UI_PLAYBACK_FINISHED ) {
         emit stopped();
     }else if ( type == XINE_EVENT_PROGRESS ) {
         QString str = name == 0 ? QString::null : QString::fromUtf8( name );
         Global::statusMessage( tr( "Progress: %1 %2" ).arg( name, data ) );;
     }
 }
 
 
 void Lib::setShowVideo( bool video ) {
     assert( m_initialized );
 
     m_video = video;
     ::null_set_show_video( m_videoOutput, video );
 }
 
 bool Lib::isShowingVideo() const {
     assert( m_initialized );
 
     return ::null_is_showing_video( m_videoOutput );
 }
 
-bool Lib::hasVideo() const {
-    assert( m_initialized );
-
-    return  xine_get_stream_info( m_stream, 18 );
-}
-
 void Lib::showVideoFullScreen( bool fullScreen ) {
     assert( m_initialized );
 
     ::null_set_fullscreen( m_videoOutput, fullScreen );
 }
 
 bool Lib::isVideoFullScreen() const {
     assert( m_initialized );
 
     return ::null_is_fullscreen( m_videoOutput );
 }
 
 void Lib::setScaling( bool scale ) {
     assert( m_initialized );
 
     ::null_set_scaling( m_videoOutput, scale );
 }
 
 void Lib::setGamma( int value ) {
     assert( m_initialized );
 
    ::null_set_videoGamma( m_videoOutput, value );
 }
 
 bool Lib::isScaling() const {
     assert( m_initialized );
 
     return ::null_is_scaling( m_videoOutput );
 }
 
 void Lib::xine_event_handler( void* user_data, const xine_event_t* t ) {
     ( (Lib*)user_data)->handleXineEvent( t );
 }
 
 void Lib::xine_display_frame( void* user_data, uint8_t *frame,
                               int width,  int height,  int bytes ) {
     ( (Lib*)user_data)->drawFrame( frame, width, height, bytes );
 }
 
 void Lib::drawFrame( uint8_t* frame,  int width,  int height,  int bytes ) {
     assert( m_initialized );
 
     if ( !m_video ) {
         return;
     }
 
 //    assert( m_wid );
 
     if (m_wid) m_wid-> setVideoFrame ( frame, width, height, bytes );
 }
diff --git a/noncore/multimedia/opieplayer2/lib.h b/noncore/multimedia/opieplayer2/lib.h
index 2f5bf86..2607193 100644
--- a/noncore/multimedia/opieplayer2/lib.h
+++ b/noncore/multimedia/opieplayer2/lib.h
@@ -1,211 +1,215 @@
 /*
                     This file is part of the Opie Project
 
                       Copyright (c)  2002 Max Reiss <harlekin@handhelds.org>
                              Copyright (c)  2002 LJP <>
                              Copyright (c)  2002 Holger Freyther <zecke@handhelds.org>
               =.
             .=l.
      .>+-=
 _;:,   .>  :=|.         This program is free software; you can
 .> <`_,  > .  <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--  :           the terms of the GNU General Public
 .="- .-=="i,   .._         License as published by the Free Software
 - .  .-<_>   .<>         Foundation; either version 2 of the License,
   ._= =}    :          or (at your option) any later version.
   .%`+i>    _;_.
   .i_,=:_.   -<s.       This program 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
 ..}^=.=    =    ;      Library General Public License for more
 ++=  -.   .`   .:       details.
 :   = ...= . :.=-
 -.  .:....=;==+<;          You should have received a copy of the GNU
  -_. . .  )=. =           Library General Public License along with
   --    :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #ifndef XINE_VIDEO_LIB_H
 #define XINE_VIDEO_LIB_H
 
 #include <xine.h>
 
 #include "threadutil.h"
 
 class XineVideoWidget;
 
 namespace XINE {
 
     /**
      * Lib wrapps the simple interface
      * of libxine for easy every day use
      * This will become a full C++ Wrapper
      * It supports playing, pausing, info,
      * stooping, seeking.
      */
     class Lib : public ThreadUtil::Channel, private ThreadUtil::Thread
     {
         Q_OBJECT
     public:
         enum InitializationMode { InitializeImmediately, InitializeInThread };
 
         Lib( InitializationMode initMode, XineVideoWidget* = 0);
 
         ~Lib();
         static int majorVersion();
         static int minorVersion();
         static int subVersion();
 
 
         void resize ( const QSize &s );
 
         int setfile(const QString& fileName);
         int play( const QString& fileName,
                   int startPos = 0,
                   int start_time = 0 );
         void stop();
         void pause( bool toggle );
 
         int speed() const;
 
         /**
          * Set the speed of the stream, if codec supports it
          * XINE_SPEED_PAUSE                   0
          * XINE_SPEED_SLOW_4                  1
          * XINE_SPEED_SLOW_2                  2
          * XINE_SPEED_NORMAL                  4
          * XINE_SPEED_FAST_2                  8
          *XINE_SPEED_FAST_4                  16
          */
         void setSpeed( int speed = XINE_SPEED_PAUSE );
 
         int status() const;
 
         int currentPosition()const;
         //in seconds
         int currentTime()const;
 
         int length() const;
 
         bool isSeekable()const;
 
         /**
          * Whether or not to show video output
          */
         void setShowVideo(bool video);
 
         /**
          * is we show video
          */
         bool isShowingVideo() const;
 
         /**
          *
          */
         void showVideoFullScreen( bool fullScreen );
 
         /**
          *
          */
         bool isVideoFullScreen() const;
 
 
         /**
          * Get the meta info (like author etc) from the stream
          * XINE_META_INFO_TITLE               0
          * XINE_META_INFO_COMMENT             1
          * XINE_META_INFO_ARTIST              2
          * XINE_META_INFO_GENRE               3
          * XINE_META_INFO_ALBUM               4
          * XINE_META_INFO_YEAR                5
          * XINE_META_INFO_VIDEOCODEC          6
          * XINE_META_INFO_AUDIOCODEC          7
          * XINE_META_INFO_SYSTEMLAYER         8
          * XINE_META_INFO_INPUT_PLUGIN        9
          */
         QString metaInfo( int number ) const;
 
         /**
          *
          */
         bool isScaling() const;
 
         /**
          * seek to a position
          */
         void seekTo( int time );
 
         /**
          *
          * @return is media stream has video
          */
         bool hasVideo() const;
 
         /**
          *
          */
         void setScaling( bool );
 
         /**
          * Set the Gamma value for video output
          * @param int the value between -100 and 100, 0 is original
          */
         void setGamma( int );
 
         /**
          * Returns the error code
          * XINE_ERROR_NONE                    0
          * XINE_ERROR_NO_INPUT_PLUGIN         1
          * XINE_ERROR_NO_DEMUXER_PLUGIN       2
          * XINE_ERROR_DEMUXER_FAILED          3
          */
         int error() const;
 
         void ensureInitialized();
 
         void setWidget( XineVideoWidget *widget );
 
+        QSize videoSize()const;
+        int audioBitrate()const;
+        int videoBitrate()const;
+
     signals:
 
         void stopped();
 
         void initialized();
 
     protected:
         virtual void receiveMessage( ThreadUtil::ChannelMessage *msg, SendType sendType );
 
         virtual void run();
 
     private:
         void initialize();
 
         int m_bytes_per_pixel;
         bool m_initialized:1;
         bool m_duringInitialization:1;
         bool m_video:1;
         XineVideoWidget *m_wid;
         xine_t *m_xine;
     xine_stream_t *m_stream;
         xine_cfg_entry_t *m_config;
         xine_vo_driver_t *m_videoOutput;
         xine_ao_driver_t* m_audioOutput;
     xine_event_queue_t *m_queue;
 
         void handleXineEvent( const xine_event_t* t );
     void handleXineEvent( int type, int data, const char* name );
         void drawFrame( uint8_t* frame, int width, int height, int bytes );
         // C -> C++ bridge for the event system
         static void xine_event_handler( void* user_data, const xine_event_t* t);
         static void xine_display_frame( void* user_data, uint8_t* frame ,
                                         int width, int height, int bytes );
     };
 };
 
 
 #endif