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Merge pull request #863 from codesnake/aml_fix_av_sync

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Fix A/V sync issues in Kodi on Amlogic-based devices
This commit is contained in:
Lukas Rusak 2016-10-23 11:21:49 -07:00 committed by GitHub
commit d47dcd5890
1 changed files with 67 additions and 0 deletions
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67
packages/mediacenter/kodi/patches/kodi-999.99-aml-Drop-frames-if-requested-by-VideoPlayer.patch Normal file
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@ -0,0 +1,67 @@
From b335c232110d008aa31615592d4aed9d23dbf06d Mon Sep 17 00:00:00 2001
From: Alex Deryskyba <alex@codesnake.com>
Date: Sat, 22 Oct 2016 13:47:54 +0200
Subject: [PATCH] aml: Drop frames if requested by VideoPlayer
---
.../DVDCodecs/Video/DVDVideoCodecAmlogic.cpp | 17 ++++++++++++++++-
.../DVDCodecs/Video/DVDVideoCodecAmlogic.h | 1 +
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.cpp b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.cpp
index bd4e084..5939f38 100644
--- a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.cpp
+++ b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.cpp
@@ -27,6 +27,7 @@
#include "utils/AMLUtils.h"
#include "utils/BitstreamConverter.h"
#include "utils/log.h"
+#include "utils/SysfsUtils.h"
#include "threads/Atomics.h"
#include "settings/Settings.h"
@@ -50,7 +51,8 @@ CDVDVideoCodecAmlogic::CDVDVideoCodecAmlogic(CProcessInfo &processInfo) : CDVDVi
m_mpeg2_sequence(NULL),
m_bitparser(NULL),
m_bitstream(NULL),
- m_opened(false)
+ m_opened(false),
+ m_drop(false)
{
pthread_mutex_init(&m_queue_mutex, NULL);
}
@@ -349,6 +351,19 @@ bool CDVDVideoCodecAmlogic::ClearPicture(DVDVideoPicture *pDvdVideoPicture)
void CDVDVideoCodecAmlogic::SetDropState(bool bDrop)
{
+ if (bDrop == m_drop)
+ return;
+
+ m_drop = bDrop;
+ if (bDrop)
+ m_videobuffer.iFlags |= DVP_FLAG_DROPPED;
+ else
+ m_videobuffer.iFlags &= ~DVP_FLAG_DROPPED;
+
+ // Freerun mode causes amvideo driver to ignore timing and process frames
+ // as quickly as they are coming from decoder. By enabling freerun mode we can
+ // skip rendering of the frames that are requested to be dropped by VideoPlayer.
+ SysfsUtils::SetInt("/sys/class/video/freerun_mode", bDrop ? 1 : 0);
}
void CDVDVideoCodecAmlogic::SetSpeed(int iSpeed)
diff --git a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.h b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.h
index a4cc25c..2c44241 100644
--- a/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.h
+++ b/xbmc/cores/VideoPlayer/DVDCodecs/Video/DVDVideoCodecAmlogic.h
@@ -97,6 +97,7 @@ protected:
float m_aspect_ratio;
mpeg2_sequence *m_mpeg2_sequence;
double m_mpeg2_sequence_pts;
+ bool m_drop;
CBitstreamParser *m_bitparser;
CBitstreamConverter *m_bitstream;
--
1.7.10.4