avpacket: ABI bump additions

This commit adds a long-requested by API users opaque fields for
AVPacket, as well as a time_base field.

1 files changed, 21 insertions, 0 deletions

diff --git a/libavcodec/packet.h b/libavcodec/packet.h
index a9d3a9b596..9baff24635 100644
--- a/libavcodec/packet.h
+++ b/libavcodec/packet.h
@@ -391,6 +391,27 @@ typedef struct AVPacket {
     int64_t duration;
 
     int64_t pos;                            ///< byte position in stream, -1 if unknown
+
+    /**
+     * for some private data of the user
+     */
+    void *opaque;
+
+    /**
+     * AVBufferRef for free use by the API user. FFmpeg will never check the
+     * contents of the buffer ref. FFmpeg calls av_buffer_unref() on it when
+     * the packet is unreferenced. av_packet_copy_props() calls create a new
+     * reference with av_buffer_ref() for the target packet's opaque_ref field.
+     *
+     * This is unrelated to the opaque field, although it serves a similar
+     * purpose.
+     */
+    AVBufferRef *opaque_ref;
+
+    /**
+     * Time base of the packet's timestamps.
+     */
+    AVRational time_base;
 } AVPacket;
 
 #if FF_API_INIT_PACKET