lavc: Adding seek_preroll to AVCodecContext

seek_preroll field is added to the AVCodecContext struct. It indicates
the number of samples to be discarded whenever there is a discontinuity.
The minor version is bumped accordingly.

Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 10 insertions, 0 deletions

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 0b23b64fb1..b64331d398 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2882,6 +2882,13 @@ typedef struct AVCodecContext {
      * - encoding: unused
      */
     int skip_alpha;
+
+    /**
+     * Number of samples to skip after a discontinuity
+     * - decoding: unused
+     * - encoding: set by libavcodec
+     */
+    int seek_preroll;
 } AVCodecContext;
 
 AVRational av_codec_get_pkt_timebase         (const AVCodecContext *avctx);
@@ -2893,6 +2900,9 @@ void                     av_codec_set_codec_descriptor(AVCodecContext *avctx, co
 int  av_codec_get_lowres(const AVCodecContext *avctx);
 void av_codec_set_lowres(AVCodecContext *avctx, int val);
 
+int  av_codec_get_seek_preroll(const AVCodecContext *avctx);
+void av_codec_set_seek_preroll(AVCodecContext *avctx, int val);
+
 /**
  * AVProfile.
  */