avcodec/nvenc: support dynamic bitrate changes

The patch enables dynamic bitrate through ReconfigureEncoder method
from nvenc API.
This is useful for live streaming in case of network congestion.

Signed-off-by: pkviet <pkv.stream@gmail.com>
Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/libavcodec/nvenc.h b/libavcodec/nvenc.h
index c7506d6a15..b29fbf282a 100644
--- a/libavcodec/nvenc.h
+++ b/libavcodec/nvenc.h
@@ -152,6 +152,8 @@ typedef struct NvencContext
     int64_t initial_pts[2];
     int first_packet_output;
 
+    int support_dyn_bitrate;
+
     void *nvencoder;
 
     int preset;