summaryrefslogtreecommitdiffstats
path: root/core/Scanner.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/Scanner.cpp')
-rw-r--r--core/Scanner.cpp303
1 files changed, 0 insertions, 303 deletions
diff --git a/core/Scanner.cpp b/core/Scanner.cpp
deleted file mode 100644
index 44ff6be3a..000000000
--- a/core/Scanner.cpp
+++ /dev/null
@@ -1,303 +0,0 @@
-/* $Id: Scanner.cpp,v 1.23 2003/10/13 14:12:18 titer Exp $
-
- This file is part of the HandBrake source code.
- Homepage: <http://beos.titer.org/handbrake/>.
- It may be used under the terms of the GNU General Public License. */
-
-#include "Scanner.h"
-#include "Manager.h"
-#include "Fifo.h"
-#include "MpegDemux.h"
-
-#include <dvdread/ifo_types.h>
-#include <dvdplay/dvdplay.h>
-#include <dvdplay/info.h>
-#include <dvdplay/state.h>
-#include <dvdplay/nav.h>
-
-extern "C" {
-#include <mpeg2dec/mpeg2.h>
-}
-
-HBScanner::HBScanner( HBManager * manager, char * device )
- : HBThread( "scanner", HB_NORMAL_PRIORITY )
-{
- fManager = manager;
- fDevice = strdup( device );
-
- Run();
-}
-
-void HBScanner::DoWork()
-{
- Log( "HBScanner: opening device %s", fDevice );
-
- dvdplay_ptr vmg;
- vmg = dvdplay_open( fDevice, NULL, NULL );
- if( !vmg )
- {
- Log( "HBScanner: dvdplay_open() failed (%s)",
- fDevice );
- fManager->ScanDone( NULL );
- return;
- }
-
- /* Detect titles */
- HBList * titleList = new HBList();
- HBTitle * title;
- for( int i = 0; i < dvdplay_title_nr( vmg ); i++ )
- {
- if( fDie )
- {
- break;
- }
-
- Log( "HBScanner: scanning title %d", i + 1 );
- fManager->Scanning( fDevice, i + 1 );
-
- title = new HBTitle( fDevice, i + 1 );
-
- if( ScanTitle( title, vmg ) )
- {
- titleList->AddItem( title );
- }
- else
- {
- Log( "HBScanner: ignoring title %d", i + 1 );
- delete title;
- }
- }
-
- Log( "HBScanner: closing device %s", fDevice );
- dvdplay_close( vmg );
-
- fManager->ScanDone( titleList );
-}
-
-bool HBScanner::ScanTitle( HBTitle * title, dvdplay_ptr vmg )
-{
- dvdplay_start( vmg, title->fIndex );
-
- /* Length */
- title->fLength = dvdplay_title_time( vmg );
- Log( "HBScanner::ScanTitle: title length is %lld seconds",
- title->fLength );
-
- /* Discard titles under 10 seconds */
- if( title->fLength < 10 )
- {
- return false;
- }
-
- /* Detect languages */
- int audio_nr, foo;
- dvdplay_audio_info( vmg, &audio_nr, &foo );
-
- audio_attr_t * attr;
- HBAudio * audio;
- for( int i = 0; i < audio_nr; i++ )
- {
- if( fDie )
- {
- break;
- }
-
- int id = dvdplay_audio_id( vmg, i );
-
- if( id < 1 )
- {
- continue;
- }
-
- if( ( id & 0xFF ) != 0xBD )
- {
- Log( "HBScanner::ScanTitle: non-AC3 audio track "
- "detected, ignoring" );
- continue;
- }
-
- /* Check if we don't already found an track with the same id */
- audio = NULL;
- for( uint32_t j = 0; j < title->fAudioList->CountItems(); j++ )
- {
- audio = (HBAudio*) title->fAudioList->ItemAt( j );
- if( (uint32_t) id == audio->fId )
- {
- break;
- }
- else
- {
- audio = NULL;
- }
- }
-
- if( audio )
- {
- Log( "HBScanner::ScanTitle: discarding duplicate track %x",
- id );
- continue;
- }
-
- attr = dvdplay_audio_attr( vmg, i );
- audio = new HBAudio( id, LanguageForCode( attr->lang_code ) );
- Log( "HBScanner::ScanTitle: new language (%x, %s)",
- id, audio->fDescription );
- title->fAudioList->AddItem( audio );
- }
-
- /* Discard titles with no audio tracks */
- if( !title->fAudioList->CountItems() )
- {
- return false;
- }
-
- /* Kludge : libdvdplay wants we to read a first block before seeking */
- uint8_t dummyBuf[DVD_VIDEO_LB_LEN];
- dvdplay_read( vmg, dummyBuf, 1 );
-
- for( int i = 0; i < 10; i++ )
- {
- if( fDie )
- {
- break;
- }
-
- if( !DecodeFrame( title, vmg, i ) )
- {
- return false;
- }
- }
-
- if( title->fInHeight * title->fAspect >
- title->fInWidth * VOUT_ASPECT_FACTOR )
- {
- title->fOutWidthMax = title->fInWidth;
- title->fOutHeightMax = MULTIPLE_16( (uint64_t)title->fInWidth *
- VOUT_ASPECT_FACTOR / title->fAspect );
- }
- else
- {
- title->fOutWidthMax = MULTIPLE_16( (uint64_t)title->fInHeight *
- title->fAspect / VOUT_ASPECT_FACTOR );
- title->fOutHeightMax = title->fInHeight;
- }
-
- /* Default picture size */
- title->fOutWidth = title->fOutWidthMax;
- title->fOutHeight = title->fOutHeightMax;
-
- return true;
-}
-bool HBScanner::DecodeFrame( HBTitle * title, dvdplay_ptr vmg, int i )
-{
- /* Seek to the right place */
- int titleFirst = dvdplay_title_first ( vmg );
- int titleEnd = dvdplay_title_end( vmg );
-
- dvdplay_seek( vmg, ( i + 1 ) * ( titleEnd - titleFirst ) / 11 ) ;
-
- /* Init libmpeg2 */
- mpeg2dec_t * handle = mpeg2_init();
- const mpeg2_info_t * info = mpeg2_info( handle );
- mpeg2_state_t state;
-
- /* Init the destination file */
- char fileName[1024];
- memset( fileName, 0, 1024 );
- sprintf( fileName, "/tmp/HB.%d.%x.%d", fManager->GetPid(),
- (uint32_t) title, i );
- FILE * file = fopen( fileName, "w" );
-
- HBList * esBufferList = NULL;
- HBBuffer * psBuffer = NULL;
- HBBuffer * esBuffer = NULL;
-
- for( ;; )
- {
- state = mpeg2_parse( handle );
-
- if( state == STATE_BUFFER )
- {
- /* Free the previous buffer */
- if( esBuffer )
- {
- delete esBuffer;
- esBuffer = NULL;
- }
-
- /* Get a new one */
- while( !esBuffer )
- {
- while( !esBufferList )
- {
- psBuffer = new HBBuffer( DVD_VIDEO_LB_LEN );
- if( dvdplay_read( vmg, psBuffer->fData, 1 ) != 1 ||
- !PStoES( psBuffer, &esBufferList ) )
- {
- Log( "HBScanner::DecodeFrame: failed to get "
- "a valid PS packet" );
- mpeg2_close( handle );
- fclose( file );
- return false;
- }
- }
-
- esBuffer = (HBBuffer*) esBufferList->ItemAt( 0 );
- esBufferList->RemoveItem( esBuffer );
- if( !esBufferList->CountItems() )
- {
- delete esBufferList;
- esBufferList = NULL;
- }
-
- if( esBuffer->fStreamId != 0xE0 )
- {
- delete esBuffer;
- esBuffer = NULL;
- }
- }
-
- /* Feed libmpeg2 */
- mpeg2_buffer( handle, esBuffer->fData,
- esBuffer->fData + esBuffer->fSize );
- }
- else if( state == STATE_SEQUENCE )
- {
- /* Get size & framerate info */
- title->fInWidth = info->sequence->width;
- title->fInHeight = info->sequence->height;
- title->fAspect = (uint64_t)info->sequence->display_width *
- info->sequence->pixel_width * VOUT_ASPECT_FACTOR /
- ( info->sequence->display_height *
- info->sequence->pixel_height );
- title->fRate = 27000000;
- title->fScale = info->sequence->frame_period;
- }
- else if( ( state == STATE_SLICE || state == STATE_END ) &&
- ( info->display_fbuf ) &&
- ( info->display_picture->flags & PIC_MASK_CODING_TYPE )
- == PIC_FLAG_CODING_TYPE_I )
- {
- /* Write the raw picture to a file */
- fwrite( info->display_fbuf->buf[0],
- title->fInWidth * title->fInHeight, 1, file );
- fwrite( info->display_fbuf->buf[1],
- title->fInWidth * title->fInHeight / 4, 1, file );
- fwrite( info->display_fbuf->buf[2],
- title->fInWidth * title->fInHeight / 4, 1, file );
- break;
- }
- else if( state == STATE_INVALID )
- {
- /* Reset libmpeg2 */
- mpeg2_close( handle );
- handle = mpeg2_init();
- }
- }
-
- mpeg2_close( handle );
-
- fclose( file );
-
- return true;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 19:40:23 +0000