[FFmpeg-devel] [PATCH 2/9] avformat/avformat: add a function to return the name of stream groups

[James Almer <jamrial@gmail.com>]

Signed-off-by: James Almer <jamrial@gmail.com>
---
Missing version bump and APIChanges entry.

 libavformat/avformat.c | 10 ++++++++++
 libavformat/avformat.h |  5 +++++
 2 files changed, 15 insertions(+)

diff --git a/libavformat/avformat.c b/libavformat/avformat.c
index eb898223d2..98dfac2f89 100644
--- a/libavformat/avformat.c
+++ b/libavformat/avformat.c
@@ -321,6 +321,16 @@ AVStream *ff_stream_clone(AVFormatContext *dst_ctx, const AVStream *src)
     return st;
 }
 
+const char *avformat_stream_group_name(enum AVStreamGroupParamsType type)
+{
+    switch(type) {
+    case AV_STREAM_GROUP_PARAMS_IAMF_AUDIO_ELEMENT:        return "IAMF Audio Element";
+    case AV_STREAM_GROUP_PARAMS_IAMF_MIX_PRESENTATION:     return "IAMF Mix Presentation";
+    case AV_STREAM_GROUP_PARAMS_TILE_GRID:                 return "Tile Grid";
+    }
+    return NULL;
+}
+
 AVProgram *av_new_program(AVFormatContext *ac, int id)
 {
     AVProgram *program = NULL;
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index f4506f4cf1..c41041b1bc 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -2120,6 +2120,11 @@ const AVClass *av_stream_get_class(void);
  */
 const AVClass *av_stream_group_get_class(void);
 
+/**
+ * @return a string identifying the stream group type
+ */
+const char *avformat_stream_group_name(enum AVStreamGroupParamsType type);
+
 /**
  * Add a new empty stream group to a media file.
  *
-- 
2.44.0

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