From 4e70104aba4269770c36fc6e0ec975b7a061d028 Mon Sep 17 00:00:00 2001 From: Marek Fort Date: Wed, 6 Aug 2014 16:48:21 +0200 Subject: avformat/movenc: XMP metadata support. Signed-off-by: Michael Niedermayer --- libavformat/movenc.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index 20006ef2b4..86dbe7f30d 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -2395,6 +2395,26 @@ static int mov_write_meta_tag(AVIOContext *pb, MOVMuxContext *mov, return size; } +static int mov_write_raw_metadata_tag(AVFormatContext *s, AVIOContext *pb, + const char *name, const char *key) +{ + int len; + AVDictionaryEntry *t; + + if (!(t = av_dict_get(s->metadata, key, NULL, 0))) + return 0; + + len = strlen(t->value); + if (len > 0) { + int size = len + 8; + avio_wb32(pb, size); + ffio_wfourcc(pb, name); + avio_write(pb, t->value, len); + return size; + } + return 0; +} + static int ascii_to_wc(AVIOContext *pb, const uint8_t *b) { int val; @@ -2494,6 +2514,7 @@ static int mov_write_udta_tag(AVIOContext *pb, MOVMuxContext *mov, mov_write_string_metadata(s, pb_buf, "\251cmt", "comment", 0); mov_write_string_metadata(s, pb_buf, "\251gen", "genre", 0); mov_write_string_metadata(s, pb_buf, "\251cpy", "copyright", 0); + mov_write_raw_metadata_tag(s, pb_buf, "XMP_", "xmp"); } else { /* iTunes meta data */ mov_write_meta_tag(pb_buf, mov, s); -- cgit v1.2.3