Merge pull request microsoft#156 from Microsoft/dcarpente/av_seek_flag

added AVSEEK_FLAG_BACKWARD flag to av_seek_frame, also see issue microsoft#151
Kleyoit · Jul 19, 2017 · da5c93b · da5c93b
2 parents f03bbb2 + a26f569
commit da5c93b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/FFmpegInterop/Source/FFmpegInteropMSS.cpp b/FFmpegInterop/Source/FFmpegInteropMSS.cpp
@@ -656,7 +656,7 @@ void FFmpegInteropMSS::OnStarting(MediaStreamSource ^sender, MediaStreamSourceSt
 			// Convert TimeSpan unit to AV_TIME_BASE
 			int64_t seekTarget = static_cast<int64_t>(request->StartPosition->Value.Duration / (av_q2d(avFormatCtx->streams[streamIndex]->time_base) * 10000000));
 
-			if (av_seek_frame(avFormatCtx, streamIndex, seekTarget, 0) < 0)
+			if (av_seek_frame(avFormatCtx, streamIndex, seekTarget, AVSEEK_FLAG_BACKWARD) < 0)
 			{
 				DebugMessage(L" - ### Error while seeking\n");
 			}