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Fix aac song length in files with a duration expressed in time intervals other than 10th of a second

This commit is contained in:
Ron Pedde 2004-10-15 22:05:15 +00:00
parent 7cc249142e
commit 9bf4087971
2 changed files with 21 additions and 8 deletions
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2
src/db-gdbm.c
View File

@ -46,7 +46,7 @@
/*
* Defines
*/
#define DB_VERSION 3
#define DB_VERSION 4
#define STRLEN(a) (a) ? strlen((a)) + 1 : 1
#define MAYBEFREE(a) { if((a)) free((a)); };

27
src/mp3-scanner.c
View File

@ -953,8 +953,10 @@ int scan_get_aacfileinfo(char *file, MP3FILE *pmp3) {
FILE *infile;
long atom_offset;
int atom_length;
int temp_int;
int sample_size;
int samples;
off_t file_size;
int ms;
DPRINTF(ERR_DEBUG,"Getting AAC file info\n");
@ -972,13 +974,24 @@ int scan_get_aacfileinfo(char *file, MP3FILE *pmp3) {
/* now, hunt for the mvhd atom */
atom_offset = aac_drilltoatom(infile, "moov:mvhd", &atom_length);
if(atom_offset != -1) {
fseek(infile,16,SEEK_CUR);
fread((void*)&temp_int,1,sizeof(int),infile);
temp_int=ntohl(temp_int);
/* DWB: use ms time instead of sec */
pmp3->song_length=temp_int * 1000 / 600;
fseek(infile,12,SEEK_CUR);
fread((void*)&sample_size,1,sizeof(int),infile);
fread((void*)&samples,1,sizeof(int),infile);
DPRINTF(ERR_DEBUG,"Song length: %d seconds\n", pmp3->song_length / 1000);
sample_size=ntohl(sample_size);
samples=ntohl(samples);
/* avoid overflowing on large sample_sizes (90000) */
ms=1000;
while((ms > 9) && (!(sample_size % 10))) {
sample_size /= 10;
ms /= 10;
}
/* DWB: use ms time instead of sec */
pmp3->song_length=(int)((samples * ms) / sample_size);
DPRINTF(ERR_DEBUG,"Song length: %d seconds\n", pmp3->song_length / 1000);
}
fclose(infile);
return 0;