/* $Id: common.c,v 1.15 2005/03/17 19:22:47 titer Exp $
This file is part of the HandBrake source code.
- Homepage: <http://handbrake.m0k.org/>.
+ Homepage: <http://handbrake.fr/>.
It may be used under the terms of the GNU General Public License. */
#include <stdarg.h>
#include <time.h>
#include <sys/time.h>
-#include <assert.h>
#include "common.h"
*********************************************************************/
void hb_reduce( int *x, int *y, int num, int den )
{
- int lower = MIN( num, den );
- int i;
- *x = num;
- *y = den;
- for( i = lower - 1; i > 1; --i )
+ // find the greatest common divisor of num & den by Euclid's algorithm
+ int n = num, d = den;
+ while ( d )
{
- if( ( num % i == 0 ) && ( den % i == 0 ) )
- {
- *x = num / i;
- *y = den / i;
- break;
- }
+ int t = d;
+ d = n % d;
+ n = t;
+ }
+
+ // at this point n is the gcd. if it's non-zero remove it from num
+ // and den. Otherwise just return the original values.
+ if ( n )
+ {
+ *x = num / n;
+ *y = den / n;
+ }
+ else
+ {
+ *x = num;
+ *y = den;
}
}
}
}
+ double par = (double)title->width / ( (double)title->height * title->aspect );
+ double cropped_sar = (double)( title->height - job->crop[0] - job->crop[1] ) /
+ (double)(title->width - job->crop[2] - job->crop[3] );
+ double ar = par * cropped_sar;
if( keep == HB_KEEP_WIDTH )
{
- job->height = MULTIPLE_16(
- (uint64_t) job->width * title->width * HB_ASPECT_BASE *
- ( title->height - job->crop[0] - job->crop[1] ) /
- ( (uint64_t) title->height * title->aspect *
- ( title->width - job->crop[2] - job->crop[3] ) ) );
+ job->height = MULTIPLE_16( (uint64_t)( (double)job->width * ar ) );
job->height = MAX( 16, job->height );
}
else
{
- job->width = MULTIPLE_16(
- (uint64_t) job->height * title->height * title->aspect *
- ( title->width - job->crop[2] - job->crop[3] ) /
- ( (uint64_t) title->width * HB_ASPECT_BASE *
- ( title->height - job->crop[0] - job->crop[1] ) ) );
+ job->width = MULTIPLE_16( (uint64_t)( (double)job->height / ar ) );
job->width = MAX( 16, job->width );
}
}
samples_per_frame = 1152;
break;
case HB_ACODEC_AC3:
+ case HB_ACODEC_DCA:
samples_per_frame = 1536;
break;
default:
fprintf( stderr, "%s", string );
}
+int global_verbosity_level; //Necessary for hb_deep_log
+/**********************************************************************
+ * hb_deep_log
+ **********************************************************************
+ * If verbose mode is >= level, print message with timestamp. Messages
+ * longer than 360 characters are stripped ;p
+ *********************************************************************/
+void hb_deep_log( hb_debug_level_t level, char * log, ... )
+{
+ char string[362]; /* 360 chars + \n + \0 */
+ time_t _now;
+ struct tm * now;
+ va_list args;
+
+ if( global_verbosity_level < level )
+ {
+ /* Hiding message */
+ return;
+ }
+
+ /* Get the time */
+ _now = time( NULL );
+ now = localtime( &_now );
+ sprintf( string, "[%02d:%02d:%02d] ",
+ now->tm_hour, now->tm_min, now->tm_sec );
+
+ /* Convert the message to a string */
+ va_start( args, log );
+ vsnprintf( string + 11, 349, log, args );
+ va_end( args );
+
+ /* Add the end of line */
+ strcat( string, "\n" );
+
+ /* Print it */
+ fprintf( stderr, "%s", string );
+}
+
/**********************************************************************
* hb_error
**********************************************************************
t->list_chapter = hb_list_init();
t->list_subtitle = hb_list_init();
strcat( t->dvd, dvd );
+ // default to decoding mpeg2
+ t->video_id = 0xE0;
+ t->video_codec = WORK_DECMPEG2;
return t;
}
}
hb_list_close( &t->list_subtitle );
+ if( t->metadata )
+ {
+ if( t->metadata->coverart )
+ {
+ free( t->metadata->coverart );
+ }
+ free( t->metadata );
+ }
+
free( t );
*_t = NULL;
}
*********************************************************************/
hb_audio_t *hb_audio_copy(const hb_audio_t *src)
{
- hb_audio_t *audio = calloc(1, sizeof(*audio));
- memcpy(audio, src, sizeof(*audio));
+ hb_audio_t *audio = NULL;
+
+ if( src )
+ {
+ audio = calloc(1, sizeof(*audio));
+ memcpy(audio, src, sizeof(*audio));
+ }
return audio;
}
*********************************************************************/
void hb_audio_config_init(hb_audio_config_t * audiocfg)
{
- assert(audiocfg != NULL);
-
/* Set read only paramaters to invalid values */
audiocfg->in.codec = 0xDEADBEEF;
audiocfg->in.bitrate = -1;
audiocfg->in.samplerate = -1;
audiocfg->in.channel_layout = 0;
+ audiocfg->in.version = 0;
+ audiocfg->in.mode = 0;
audiocfg->flags.ac3 = 0;
audiocfg->lang.description[0] = 0;
audiocfg->lang.simple[0] = 0;
audiocfg->out.samplerate = 44100;
audiocfg->out.mixdown = HB_AMIXDOWN_DOLBYPLII;
audiocfg->out.dynamic_range_compression = 0;
+ audiocfg->out.name = NULL;
}
/**********************************************************************
*********************************************************************/
int hb_audio_add(const hb_job_t * job, const hb_audio_config_t * audiocfg)
{
- assert(job != NULL);
- assert(audiocfg != NULL);
-
hb_title_t *title = job->title;
hb_audio_t *audio;
*/
audio->config.out.track = hb_list_count(job->list_audio) + 1;
audio->config.out.codec = audiocfg->out.codec;
- audio->config.out.samplerate = audiocfg->out.samplerate;
- audio->config.out.bitrate = audiocfg->out.bitrate;
- audio->config.out.mixdown = audiocfg->out.mixdown;
- audio->config.out.dynamic_range_compression = audiocfg->out.dynamic_range_compression;
+ if( audiocfg->out.codec == audio->config.in.codec )
+ {
+ /* Pass-through, copy from input. */
+ audio->config.out.samplerate = audio->config.in.samplerate;
+ audio->config.out.bitrate = audio->config.in.bitrate;
+ audio->config.out.dynamic_range_compression = 0;
+ audio->config.out.mixdown = 0;
+ }
+ else
+ {
+ /* Non pass-through, use what is given. */
+ audio->config.out.samplerate = audiocfg->out.samplerate;
+ audio->config.out.bitrate = audiocfg->out.bitrate;
+ audio->config.out.dynamic_range_compression = audiocfg->out.dynamic_range_compression;
+ audio->config.out.mixdown = audiocfg->out.mixdown;
+ }
hb_list_add(job->list_audio, audio);
return 1;
hb_audio_config_t * hb_list_audio_config_item(hb_list_t * list, int i)
{
- assert(list != NULL);
+ hb_audio_t *audio = NULL;
- hb_audio_t *audio = hb_list_item(list, i);
+ if( (audio = hb_list_item(list, i)) )
+ return &(audio->config);
- return &(audio->config);
+ return NULL;
}