[FFmpeg-devel] [PATCH] mov: parse track-based udta name tags

Водянников А.В. Aleksoid1978 at mail.ru
Sun Feb 25 03:59:37 EET 2024


Signed-off-by: Aleksoid <Aleksoid1978 at mail.ru>
---
  libavformat/mov.c | 15 +++++++++++++--
  1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 1a1b104615..c7b6919433 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -301,6 +301,16 @@ static int mov_metadata_hmmt(MOVContext *c, 
AVIOContext *pb, unsigned len)
      return 0;
  }
  +
+static void mov_set_metadata(MOVContext *c, const char *key, const char 
*str)
+{
+    if (c->trak_index >= 0) {
+        AVStream *st = c->fc->streams[c->fc->nb_streams-1];
+        av_dict_set(&st->metadata, key, str, 0);
+    } else
+        av_dict_set(&c->fc->metadata, key, str, 0);
+}
+
  static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
  {
      char tmp_key[AV_FOURCC_MAX_STRING_SIZE] = {0};
@@ -403,6 +413,7 @@ static int mov_read_udta_string(MOVContext *c, 
AVIOContext *pb, MOVAtom atom)
      case MKTAG(0xa9,'w','r','n'): key = "warning";   break;
      case MKTAG(0xa9,'w','r','t'): key = "composer";  break;
      case MKTAG(0xa9,'x','y','z'): key = "location";  break;
+    case MKTAG( 'n','a','m','e'): key = "title";     break;
      }
  retry:
      if (c->itunes_metadata && atom.size > 8) {
@@ -530,10 +541,10 @@ retry:
              str[str_size] = 0;
          }
          c->fc->event_flags |= AVFMT_EVENT_FLAG_METADATA_UPDATED;
-        av_dict_set(&c->fc->metadata, key, str, 0);
+        mov_set_metadata(c, key, str);
          if (*language && strcmp(language, "und")) {
              snprintf(key2, sizeof(key2), "%s-%s", key, language);
-            av_dict_set(&c->fc->metadata, key2, str, 0);
+            mov_set_metadata(c, key2, str);
          }
          if (!strcmp(key, "encoder")) {
              int major, minor, micro;
-- 
2.43.0.windows.1



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