From fea48eb20937c681bc574b0d49a0c9e4197310fe Mon Sep 17 00:00:00 2001
From: basisbit <basisbit@b956fd51-792f-4845-bead-9b4dfca2ff2c>
Date: Mon, 19 Oct 2015 20:51:20 +0000
Subject: * some additional logging when switching between background,
 visualization and video in USreenSing * pass the low-latency flag to ffmpeg
 (this lowers the framerate on certain hardware. -> also use the fast-flag to
 compensate the lower framerate.

git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@3149 b956fd51-792f-4845-bead-9b4dfca2ff2c
---
 src/media/UVideo.pas        | 4 +++-
 src/screens/UScreenSing.pas | 6 ++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/media/UVideo.pas b/src/media/UVideo.pas
index b8bd14a0..b8698359 100644
--- a/src/media/UVideo.pas
+++ b/src/media/UVideo.pas
@@ -394,7 +394,9 @@ begin
   // error resilience strategy (careful/compliant/agressive/very_aggressive)
   //fCodecContext^.error_resilience := FF_ER_CAREFUL; //FF_ER_COMPLIANT;
   // allow non spec compliant speedup tricks.
-  //fCodecContext^.flags2 := fCodecContext^.flags2 or CODEC_FLAG2_FAST;
+
+  fCodecContext^.flags2 := CODEC_FLAG2_FAST;
+  fCodecContext^.flags := CODEC_FLAG_LOW_DELAY;
 
   // Note: avcodec_open() and avcodec_close() are not thread-safe and will
   // fail if called concurrently by different threads.
diff --git a/src/screens/UScreenSing.pas b/src/screens/UScreenSing.pas
index 201a2fb5..bf3db3af 100644
--- a/src/screens/UScreenSing.pas
+++ b/src/screens/UScreenSing.pas
@@ -212,22 +212,28 @@ begin
       begin
         if (fShowVisualization = false) and (fShowBackground = true) and (Ini.VideoEnabled = 1) and CurrentSong.Video.IsSet() then //only Background should be visible currently, switch to video
         begin
+          Log.LogStatus('decided to switch to video', 'UScreenSing.ParseInput');
           fShowBackground := false;
           fCurrentVideo := fVideoClip;
+          Log.LogStatus('finished switching to video', 'UScreenSing.ParseInput');
         end
         else
         begin
           if fShowVisualization and CurrentSong.Background.IsSet() then
           begin //switch to Background only
+            Log.LogStatus('decided to switch to background', 'UScreenSing.ParseInput');
             fShowBackground := true;
             fCurrentVideo := nil;
             fShowVisualization := false;
+            Log.LogStatus('finished switching to background', 'UScreenSing.ParseInput');
           end
           else
           begin //Video is currently visible, change to visualization
+            Log.LogStatus('decided to switch to visualization', 'UScreenSing.ParseInput');
             fShowVisualization := true;
             fCurrentVideo := Visualization.Open(PATH_NONE);
             fCurrentVideo.play;
+            Log.LogStatus('finished switching to visualization', 'UScreenSing.ParseInput');
           end;
         end;
         Exit;
-- 
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