factorize psp metadata

Originally committed as revision 13742 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-06-11 09:02:01 +00:00
parent f7635edb4d
commit 20e22af85a
1 changed files with 18 additions and 36 deletions

View File

@ -1254,9 +1254,23 @@ static uint16_t language_code(const char *str)
return (((str[0]-0x60) & 0x1F) << 10) + (((str[1]-0x60) & 0x1F) << 5) + ((str[2]-0x60) & 0x1F);
}
static int mov_write_psp_udta_tag(ByteIOContext *pb,
const char *str, const char *lang, int type)
{
int len = utf8len(str)+1;
if(len<=0)
return 0;
put_be16(pb, len*2+10); /* size */
put_be32(pb, type); /* type */
put_be16(pb, language_code(lang)); /* language */
put_be16(pb, 0x01); /* ? */
ascii_to_wc(pb, str);
return len*2+10;
}
static int mov_write_uuidusmt_tag(ByteIOContext *pb, AVFormatContext *s)
{
size_t len, size;
size_t size;
offset_t pos, curpos;
size = 0;
@ -1283,39 +1297,10 @@ static int mov_write_uuidusmt_tag(ByteIOContext *pb, AVFormatContext *s)
put_be16(pb, 0x021C); /* data */
size += 12;
// Encoder
len = utf8len(LIBAVCODEC_IDENT)+1;
if(len<=0)
goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x04); /* type */
put_be16(pb, language_code("eng")); /* language */
put_be16(pb, 0x01); /* ? */
ascii_to_wc(pb, LIBAVCODEC_IDENT);
size += len*2+10;
// Title
len = utf8len(s->title)+1;
if(len<=0)
goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x01); /* type */
put_be16(pb, language_code("eng")); /* language */
put_be16(pb, 0x01); /* ? */
ascii_to_wc(pb, s->title);
size += len*2+10;
// Date
size += mov_write_psp_udta_tag(pb, LIBAVCODEC_IDENT, "eng", 0x04);
size += mov_write_psp_udta_tag(pb, s->title, "eng", 0x01);
// snprintf(dt,32,"%04d/%02d/%02d %02d:%02d:%02d",t_st->tm_year+1900,t_st->tm_mon+1,t_st->tm_mday,t_st->tm_hour,t_st->tm_min,t_st->tm_sec);
len = utf8len("2006/04/01 11:11:11")+1;
if(len<=0)
goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x03); /* type */
put_be16(pb, language_code("und")); /* language */
put_be16(pb, 0x01); /* ? */
ascii_to_wc(pb, "2006/04/01 11:11:11");
size += len*2+10;
size += mov_write_psp_udta_tag(pb, "2006/04/01 11:11:11", "und", 0x03);
// size
curpos = url_ftell(pb);
@ -1327,9 +1312,6 @@ static int mov_write_uuidusmt_tag(ByteIOContext *pb, AVFormatContext *s)
}
return size;
not_utf8:
av_log(s, AV_LOG_ERROR, "not utf8\n");
return -1;
}
static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,