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avformat/matroskaenc: use ff_parse_creation_time_metadata

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Also increase precision to microsecs, and avoid writing creation_time as a
simple tag metadata item.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2016-02-06 18:01:23 +01:00
parent ad17cc9744
commit 66e85a180a
1 changed files with 4 additions and 2 deletions
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6
libavformat/matroskaenc.c
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@ -1211,6 +1211,7 @@ static int mkv_write_tag(AVFormatContext *s, AVDictionary *m, unsigned int eleme
while ((t = av_dict_get(m, "", t, AV_DICT_IGNORE_SUFFIX))) {
if (av_strcasecmp(t->key, "title") &&
av_strcasecmp(t->key, "stereo_mode") &&
av_strcasecmp(t->key, "creation_time") &&
av_strcasecmp(t->key, "encoding_tool") &&
(elementid != MATROSKA_ID_TAGTARGETS_TRACKUID ||
av_strcasecmp(t->key, "language"))) {
@ -1383,6 +1384,7 @@ static int mkv_write_header(AVFormatContext *s)
ebml_master ebml_header, segment_info;
AVDictionaryEntry *tag;
int ret, i, version = 2;
int64_t creation_time;
if (!strcmp(s->oformat->name, "webm"))
mkv->mode = MODE_WEBM;
@ -1469,9 +1471,9 @@ static int mkv_write_header(AVFormatContext *s)
put_ebml_string(pb, MATROSKA_ID_WRITINGAPP, ident);
}
if (tag = av_dict_get(s->metadata, "creation_time", NULL, 0)) {
if (ff_parse_creation_time_metadata(s, &creation_time, 0) > 0) {
// Adjust time so it's relative to 2001-01-01 and convert to nanoseconds.
int64_t date_utc = (ff_iso8601_to_unix_time(tag->value) - 978307200) * 1000000000;
int64_t date_utc = (creation_time - 978307200000000LL) * 1000;
uint8_t date_utc_buf[8];
AV_WB64(date_utc_buf, date_utc);
put_ebml_binary(pb, MATROSKA_ID_DATEUTC, date_utc_buf, 8);