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avformat/dvdvideodec: remove auto value for menu_lu option 

The "auto" mode serves no functional purpose except for logging
a message and setting the value to 1. The documentation clearly
explains what the option is for.

Signed-off-by: Marth64 <marth64@proxyid.net>
This commit is contained in:
Marth64 2024-10-07 18:05:00 -05:00
parent 4a03e95ff4
commit 60434b483c
2 changed files with 2 additions and 9 deletions
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2
doc/demuxers.texi
View File

@ -380,7 +380,7 @@ Default is false.
@item menu_lu @var{int}
The menu language to demux. In DVD, menus are grouped by language.
Default is 0, the first language unit.
Default is 1, the first language unit.
@item menu_vts @var{int}
The VTS where the menu lives, or 0 if it is a VMG menu (root-level).

9
libavformat/dvdvideodec.c
View File

@ -1562,13 +1562,6 @@ static int dvdvideo_read_header(AVFormatContext *s)
return AVERROR(EINVAL);
}
if (!c->opt_menu_lu) {
av_log(s, AV_LOG_INFO, "Defaulting to menu language unit #1. "
"This is not always desirable, validation suggested.\n");
c->opt_menu_lu = 1;
}
if ((ret = dvdvideo_ifo_open(s)) < 0 ||
(c->opt_preindex && (ret = dvdvideo_chapters_setup_preindex(s)) < 0) ||
(ret = dvdvideo_menu_open(s, &c->play_state)) < 0 ||
@ -1782,7 +1775,7 @@ static const AVOption dvdvideo_options[] = {
{"chapter_end", "exit chapter (PTT) number (0=end)", OFFSET(opt_chapter_end), AV_OPT_TYPE_INT, { .i64=0 }, 0, 99, AV_OPT_FLAG_DECODING_PARAM },
{"chapter_start", "entry chapter (PTT) number", OFFSET(opt_chapter_start), AV_OPT_TYPE_INT, { .i64=1 }, 1, 99, AV_OPT_FLAG_DECODING_PARAM },
{"menu", "demux menu domain", OFFSET(opt_menu), AV_OPT_TYPE_BOOL, { .i64=0 }, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
{"menu_lu", "menu language unit (0=auto)", OFFSET(opt_menu_lu), AV_OPT_TYPE_INT, { .i64=0 }, 0, 99, AV_OPT_FLAG_DECODING_PARAM },
{"menu_lu", "menu language unit", OFFSET(opt_menu_lu), AV_OPT_TYPE_INT, { .i64=1 }, 1, 99, AV_OPT_FLAG_DECODING_PARAM },
{"menu_vts", "menu VTS (0=VMG root menu)", OFFSET(opt_menu_vts), AV_OPT_TYPE_INT, { .i64=1 }, 0, 99, AV_OPT_FLAG_DECODING_PARAM },
{"pg", "entry PG number (when paired with PGC number)", OFFSET(opt_pg), AV_OPT_TYPE_INT, { .i64=1 }, 1, 255, AV_OPT_FLAG_DECODING_PARAM },
{"pgc", "entry PGC number (0=auto)", OFFSET(opt_pgc), AV_OPT_TYPE_INT, { .i64=0 }, 0, 999, AV_OPT_FLAG_DECODING_PARAM },