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ffmpeg.wasm-core
Commit 088ed531 authored by James Almer's avatar James Almer Committed by Michael Niedermayer
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lavf/matroskaenc: Check for valid metadata before creating tags 

Tags must have at least one SimpleTag element to be spec conformant.
Updated lavf-mkv and seek-lavf-mkv FATE references as the tests were affected by
this.

Fixes ticket #2785
Signed-off-by: 's avatarJames Almer <jamrial@gmail.com>
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent b4fe41c9
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Inline Side-by-side
Showing with 41 additions and 29 deletions
libavformat/matroskaenc.c
View file @ 088ed531
......@@ -869,6 +869,18 @@ static int mkv_write_tag(AVFormatContext *s, AVDictionary *m, unsigned int eleme
return 0;
}
static int mkv_check_tag(AVDictionary *m)
{
AVDictionaryEntry *t = NULL;
int ret = 0;
while ((t = av_dict_get(m, "", t, AV_DICT_IGNORE_SUFFIX)))
if (av_strcasecmp(t->key, "title") && av_strcasecmp(t->key, "stereo_mode"))
ret++;
return ret;
}
static int mkv_write_tags(AVFormatContext *s)
{
ebml_master tags = {0};
......@@ -876,7 +888,7 @@ static int mkv_write_tags(AVFormatContext *s)
ff_metadata_conv_ctx(s, ff_mkv_metadata_conv, NULL);
if (av_dict_get(s->metadata, "", NULL, AV_DICT_IGNORE_SUFFIX)) {
if (mkv_check_tag(s->metadata)) {
ret = mkv_write_tag(s, s->metadata, 0, 0, &tags);
if (ret < 0) return ret;
}
......@@ -884,7 +896,7 @@ static int mkv_write_tags(AVFormatContext *s)
for (i = 0; i < s->nb_streams; i++) {
AVStream *st = s->streams[i];
if (!av_dict_get(st->metadata, "", 0, AV_DICT_IGNORE_SUFFIX))
if (!mkv_check_tag(st->metadata))
continue;
ret = mkv_write_tag(s, st->metadata, MATROSKA_ID_TAGTARGETS_TRACKUID, i + 1, &tags);
......@@ -894,7 +906,7 @@ static int mkv_write_tags(AVFormatContext *s)
for (i = 0; i < s->nb_chapters; i++) {
AVChapter *ch = s->chapters[i];
if (!av_dict_get(ch->metadata, "", NULL, AV_DICT_IGNORE_SUFFIX))
if (!mkv_check_tag(ch->metadata))
continue;
ret = mkv_write_tag(s, ch->metadata, MATROSKA_ID_TAGTARGETS_CHAPTERUID, ch->id, &tags);
......
tests/ref/lavf/mkv
View file @ 088ed531
b53f31e572394f225aff0bc82b5d1cc9 *./tests/data/lavf/lavf.mkv
472553 ./tests/data/lavf/lavf.mkv
1748c0b3221977509c62a158236d2492 *./tests/data/lavf/lavf.mkv
472533 ./tests/data/lavf/lavf.mkv
./tests/data/lavf/lavf.mkv CRC=0x4780846b
84dcb326fe85aeeb5768beb44372f248 *./tests/data/lavf/lavf.mkv
320297 ./tests/data/lavf/lavf.mkv
0f78dd9299210a51b18faafc971e71f2 *./tests/data/lavf/lavf.mkv
320265 ./tests/data/lavf/lavf.mkv
./tests/data/lavf/lavf.mkv CRC=0x4780846b
tests/ref/seek/lavf-mkv
View file @ 088ed531
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 555 size: 208
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 523 size: 208
ret: 0 st:-1 flags:0 ts:-1.000000
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret: 0 st:-1 flags:1 ts: 1.894167
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret: 0 st: 0 flags:0 ts: 0.788000
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret: 0 st: 0 flags:1 ts:-0.317000
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret:-1 st: 1 flags:0 ts: 2.577000
ret: 0 st: 1 flags:1 ts: 1.471000
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 320026 size: 209
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 319994 size: 209
ret: 0 st:-1 flags:0 ts: 0.365002
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146738 size: 27925
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146706 size: 27925
ret: 0 st:-1 flags:1 ts:-0.740831
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret:-1 st: 0 flags:0 ts: 2.153000
ret: 0 st: 0 flags:1 ts: 1.048000
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret: 0 st: 1 flags:0 ts:-0.058000
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 555 size: 208
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 523 size: 208
ret: 0 st: 1 flags:1 ts: 2.836000
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 320026 size: 209
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 319994 size: 209
ret:-1 st:-1 flags:0 ts: 1.730004
ret: 0 st:-1 flags:1 ts: 0.624171
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146738 size: 27925
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146706 size: 27925
ret: 0 st: 0 flags:0 ts:-0.482000
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret: 0 st: 0 flags:1 ts: 2.413000
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret:-1 st: 1 flags:0 ts: 1.307000
ret: 0 st: 1 flags:1 ts: 0.201000
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 555 size: 208
ret: 0 st: 1 flags:1 dts: 0.000000 pts: 0.000000 pos: 523 size: 208
ret: 0 st:-1 flags:0 ts:-0.904994
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret: 0 st:-1 flags:1 ts: 1.989173
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret: 0 st: 0 flags:0 ts: 0.883000
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292185 size: 27834
ret: 0 st: 0 flags:1 dts: 0.971000 pts: 0.971000 pos: 292153 size: 27834
ret: 0 st: 0 flags:1 ts:-0.222000
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
ret:-1 st: 1 flags:0 ts: 2.672000
ret: 0 st: 1 flags:1 ts: 1.566000
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 320026 size: 209
ret: 0 st: 1 flags:1 dts: 0.993000 pts: 0.993000 pos: 319994 size: 209
ret: 0 st:-1 flags:0 ts: 0.460008
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146738 size: 27925
ret: 0 st: 0 flags:1 dts: 0.491000 pts: 0.491000 pos: 146706 size: 27925
ret: 0 st:-1 flags:1 ts:-0.645825
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 771 size: 27837
ret: 0 st: 0 flags:1 dts: 0.011000 pts: 0.011000 pos: 739 size: 27837
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