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-rw-r--r--stream/stream_dvdnav.c21
-rw-r--r--stream/stream_dvdnav.h1
2 files changed, 22 insertions, 0 deletions
diff --git a/stream/stream_dvdnav.c b/stream/stream_dvdnav.c
index 641a8ad676..c651837ed2 100644
--- a/stream/stream_dvdnav.c
+++ b/stream/stream_dvdnav.c
@@ -500,6 +500,27 @@ int dvdnav_sid_from_lang(stream_t *stream, unsigned char *language) {
}
/**
+ * \brief dvdnav_lang_from_sid() assigns to buf the language corresponding to subtitle id 'sid'
+ * \param stream: - stream pointer
+ * \param sid: physical subtitle id
+ * \param buf: buffer to contain the 2-chars language string
+ * \return 0 on error, 1 if successful
+ */
+int dvdnav_lang_from_sid(stream_t *stream, int sid, unsigned char *buf) {
+ uint8_t lg, k;
+ uint16_t lang;
+ dvdnav_priv_t *priv=(dvdnav_priv_t*)stream->priv;
+ if(sid < 0) return 0;
+ lg = dvdnav_get_spu_logical_stream(priv->dvdnav, sid);
+ lang = dvdnav_spu_stream_to_lang(priv->dvdnav, lg);
+ if(lang == 0xffff) return 0;
+ buf[0] = lang >> 8;
+ buf[1] = lang & 0xFF;
+ buf[2] = 0;
+ return 1;
+}
+
+/**
* \brief dvdnav_number_of_subs() returns the count of available subtitles
* \param stream: - stream pointer
* \return 0 on error, something meaningful otherwise
diff --git a/stream/stream_dvdnav.h b/stream/stream_dvdnav.h
index 726187ec40..4d10eb4b6a 100644
--- a/stream/stream_dvdnav.h
+++ b/stream/stream_dvdnav.h
@@ -31,6 +31,7 @@ typedef struct {
int dvdnav_number_of_subs(stream_t *stream);
int dvdnav_sid_from_lang(stream_t *stream, unsigned char *language);
+int dvdnav_lang_from_sid(stream_t *stream, int sid, unsigned char *buf);
int mp_dvdnav_handle_input(stream_t *stream, int cmd, int *button);
void mp_dvdnav_update_mouse_pos(stream_t *stream, int32_t x, int32_t y, int* button);
void mp_dvdnav_get_highlight (stream_t *stream, nav_highlight_t *hl);