return NULL;
}
-int av_metadata_set(AVMetadata **pm, const char *key, const char *value)
+int av_metadata_set2(AVMetadata **pm, const char *key, const char *value, int flags)
{
AVMetadata *m= *pm;
- AVMetadataTag *tag= av_metadata_get(m, key, NULL, AV_METADATA_MATCH_CASE);
+ AVMetadataTag *tag= av_metadata_get(m, key, NULL, flags);
if(!m)
m=*pm= av_mallocz(sizeof(*m));
if(tag){
+ if (flags & AV_METADATA_DONT_OVERWRITE)
+ return 0;
av_free(tag->value);
av_free(tag->key);
*tag= m->elems[--m->count];
return AVERROR(ENOMEM);
}
if(value){
+ if(flags & AV_METADATA_DONT_STRDUP_KEY){
+ m->elems[m->count].key = key;
+ }else
m->elems[m->count].key = av_strdup(key );
+ if(flags & AV_METADATA_DONT_STRDUP_VAL){
+ m->elems[m->count].value= value;
+ }else
m->elems[m->count].value= av_strdup(value);
m->count++;
}
return 0;
}
+#if FF_API_OLD_METADATA
+int av_metadata_set(AVMetadata **pm, const char *key, const char *value)
+{
+ return av_metadata_set2(pm, key, value, 0);
+}
+#endif
+
+#if FF_API_OLD_METADATA2
+void av_metadata_conv(AVFormatContext *ctx, const AVMetadataConv *d_conv,
+ const AVMetadataConv *s_conv)
+{
+ return;
+}
+#endif
+
void av_metadata_free(AVMetadata **pm)
{
AVMetadata *m= *pm;
av_freep(pm);
}
-static void metadata_conv(AVMetadata **pm, const AVMetadataConv *d_conv,
- const AVMetadataConv *s_conv)
+void ff_metadata_conv(AVMetadata **pm, const AVMetadataConv *d_conv,
+ const AVMetadataConv *s_conv)
{
/* TODO: use binary search to look up the two conversion tables
if the tables are getting big enough that it would matter speed wise */
AVMetadata *dst = NULL;
const char *key;
+ if (d_conv == s_conv)
+ return;
+
while((mtag=av_metadata_get(*pm, "", mtag, AV_METADATA_IGNORE_SUFFIX))) {
key = mtag->key;
- if (s_conv != d_conv) {
- if (s_conv)
- for (sc=s_conv; sc->native; sc++)
+ if (s_conv)
+ for (sc=s_conv; sc->native; sc++)
if (!strcasecmp(key, sc->native)) {
key = sc->generic;
break;
}
- if (d_conv)
- for (dc=d_conv; dc->native; dc++)
- if (!strcasecmp(key, dc->generic)) {
+ if (d_conv)
+ for (dc=d_conv; dc->native; dc++)
+ if (!strcasecmp(key, dc->generic)) {
key = dc->native;
break;
}
- }
- av_metadata_set(&dst, key, mtag->value);
+ av_metadata_set2(&dst, key, mtag->value, 0);
}
av_metadata_free(pm);
*pm = dst;
}
-void av_metadata_conv(AVFormatContext *ctx, const AVMetadataConv *d_conv,
- const AVMetadataConv *s_conv)
+void ff_metadata_conv_ctx(AVFormatContext *ctx, const AVMetadataConv *d_conv,
+ const AVMetadataConv *s_conv)
{
int i;
- metadata_conv(&ctx->metadata, d_conv, s_conv);
+ ff_metadata_conv(&ctx->metadata, d_conv, s_conv);
for (i=0; i<ctx->nb_streams ; i++)
- metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv);
+ ff_metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv);
for (i=0; i<ctx->nb_chapters; i++)
- metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv);
+ ff_metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv);
for (i=0; i<ctx->nb_programs; i++)
- metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv);
+ ff_metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv);
+}
+
+void av_metadata_copy(AVMetadata **dst, AVMetadata *src, int flags)
+{
+ AVMetadataTag *t = NULL;
+
+ while ((t = av_metadata_get(src, "", t, AV_METADATA_IGNORE_SUFFIX)))
+ av_metadata_set2(dst, t->key, t->value, flags);
}