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Implement parsing of the "HandlerName" from th MP4 HDLR atom.

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This atom typically is used for a track title.
(cherry picked from commit a356137816b4ea20a892d1fb203b11dbfedbc543)

Reviewed-by: Baptiste Coudurier
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Hendrik Leppkes 2011-09-28 19:37:45 +02:00 committed by Michael Niedermayer
parent 05e417aa63
commit b76bc01034
1 changed files with 13 additions and 0 deletions
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13
libavformat/mov.c
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@ -496,6 +496,8 @@ static int mov_read_hdlr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
AVStream *st;
uint32_t type;
uint32_t av_unused ctype;
int title_size;
char *title_str;
if (c->fc->nb_streams < 1) // meta before first trak
return 0;
@ -525,6 +527,17 @@ static int mov_read_hdlr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
avio_rb32(pb); /* component flags */
avio_rb32(pb); /* component flags mask */
title_size = atom.size - 24;
if (title_size > 0) {
title_str = av_malloc(title_size + 1); /* Add null terminator */
if (!title_str)
return AVERROR(ENOMEM);
avio_read(pb, title_str, title_size);
title_str[title_size] = 0;
av_dict_set(&st->metadata, "handler_name", title_str, 0);
av_freep(&title_str);
}
return 0;
}