From 3ff4da87a0b4ad742b436e6534b3217623824ff4 Mon Sep 17 00:00:00 2001
From: Benjamin Franzke <benjaminfranzke@googlemail.com>
Date: Thu, 31 Jan 2013 17:10:48 +0100
Subject: video-decode: Add seek function

---
 src/video_decode.c | 12 ++++++++++++
 src/video_decode.h |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/src/video_decode.c b/src/video_decode.c
index ea23aea..7ce6f42 100644
--- a/src/video_decode.c
+++ b/src/video_decode.c
@@ -99,6 +99,18 @@ video_decode_uninit(struct video_decode **_vd)
 	free(vd);
 }
 
+int
+video_decode_seek(struct video_decode *_vd, int64_t timestamp)
+{
+	struct video_decode_priv *vd = (struct video_decode_priv *) _vd;
+
+	if (vd->fmt_ctx->start_time != AV_NOPTS_VALUE)
+		timestamp += vd->fmt_ctx->start_time;
+
+	return avformat_seek_file(vd->fmt_ctx, vd->stream,
+				  INT64_MIN, timestamp, INT64_MAX,0);
+}
+
 int
 video_decode_get_frame(struct video_decode *_vd, struct video_frame **frame)
 {
diff --git a/src/video_decode.h b/src/video_decode.h
index 3261b76..bd2c558 100644
--- a/src/video_decode.h
+++ b/src/video_decode.h
@@ -18,6 +18,9 @@ video_decode_init(struct video_decode **vd, char *file, int64_t timestamp);
 void
 video_decode_uninit(struct video_decode **vd);
 
+int
+video_decode_seek(struct video_decode *_vd, int64_t timestamp);
+
 /*
  * Returns number of decoded frames:
  *   1 - One frame decoded
-- 
cgit