=========RELEALSE NOTE=================

Version: V3.21-dev.21-g23086f3

========================================

Git commit:
commit 23086f3fc5df9433e924314ce2879806e53aa0fc
Author: le.han <le.han@amlogic.com>
Date:   Wed Mar 25 11:26:20 2026 +0000

    mediasync: CB2 move refclock init to middle of vsync [1/2]
    
    PD#SWPL-258289
    
    Problem:
    move refclock init to middle of vsync
    
    Solution:
    move refclock init to middle of vsync
    
    Verify:
    Yocto
    
    Change-Id: Idd9868247969f47147d4c3a5f13fc06cb9f43441
    Signed-off-by: le.han <le.han@amlogic.com>

commit 2577134d8e710dab351f2179b04c112fc7507345
Author: zhipeng.he <zhipeng.he@amlogic.com>
Date:   Tue Jun 23 13:55:02 2026 +0800

    tsplayer: CB2 fixed set has video flag. [1/1]
    
    PD#TV-230085
    
    Problem:
    set has video flag in only audio,
    cause mediasync state incorrect.
    
    Solution:
    if only audio, don't set has video flag.
    
    Verify:
    t5d
    
    Change-Id: Ib0d85532b86dee107a757c431af142cca8fd23fa
    Signed-off-by: zhipeng.he <zhipeng.he@amlogic.com>

commit baa9e5cf5aee3ab133b8e7baa6318300f0510d8f
Author: fei.deng <fei.deng@amlogic.com>
Date:   Fri Jun 26 15:41:30 2026 +0800

    videorender: CB2 refine set FPS flow [1/1]
    
    PD#TV-223068
    
    Problem:
    drm mode changed from 59HZ to 46HZ causes
    frame drops
    
    Solution:
    Set FPS at the appropriate time
    
    Verify:
    AH212
    
    Change-Id: I7239dc45bf9a6be220552087300acda77711480c
    Signed-off-by: fei.deng <fei.deng@amlogic.com>

commit c42ce13e49ea218f36cbc7deb480a699435b6711
Author: zhipeng.he <zhipeng.he@amlogic.com>
Date:   Thu Mar 19 11:20:14 2026 +0800

    tsplayer: CB2 use vdecunderrun to control writing speed [1/1]
    
    PD#SWPL-258698
    
    Problem:
    decoder has no output cause by less buffer level,
    but tsplayer control can not writing cause by enough cache,
    cause video stuck.
    
    Solution:
    use vdecunderrun to control writing speed.
    
    Verify:
    T5D
    
    Change-Id: I085e8b260b79c5d479d4f619287983f78fbdb0aa
    Signed-off-by: zhipeng.he <zhipeng.he@amlogic.com>
    (cherry picked from commit 6b41ac477dc1b50bff8d8683bf7507282b25c880)

commit 77bc0f15d6dfb132163fe51c13037081056c41c2
Author: fei.deng <fei.deng@amlogic.com>
Date:   Wed May 27 16:39:34 2026 +0800

    mediasync: CB2 fix fps change cause crash [1/1]
    
    PD#SWPL-270046
    
    Problem:
    displaythread crash,because invalid fps set to
    mediasync
    
    Solution:
    1.check fps and detect fps when fps is valid
    
    Verify:
    AH212
    
    Change-Id: Ia2fd121435849149d18fbe07b58bb14e0002ac54
    Signed-off-by: fei.deng <fei.deng@amlogic.com>

commit 6d5915d9ef563f3474db329cb6c1a075fd2bf318
Author: zhipeng.he <zhipeng.he@amlogic.com>
Date:   Mon May 25 16:38:40 2026 +0800

    videodec: CB2 optimize VDA printing  [1/1]
    
    PD#TV-224534
    
    Problem:
    VDA printing more times when dqbufWaitCount is 1
    
    Solution:
    optimize VDA printing
    
    Verify:
    T5D
    
    Change-Id: Ia4399723445aa2fad0a0baef407fd2ce1ee99ec0
    Signed-off-by: zhipeng.he <zhipeng.he@amlogic.com>

commit e70bb0043312d3eb85b41e9876ff64e4713bf31d
Author: le.han <le.han@amlogic.com>
Date:   Fri May 22 09:03:54 2026 +0000

    videorender: CB2 set video to not wait for audio [3/3]
    
    PD#TV-225052
    
    Problem:
    set video to not wait for audio
    
    Solution:
    set video to not wait for audio
    
    Verify:
    Yocto
    
    Change-Id: I39b503952139bf9c68e26b18720fdd5639758f08
    Signed-off-by: le.han <le.han@amlogic.com>

commit 55f1b0233abc296b68b908aa9ea643f200c24332
Author: zhipeng.he <zhipeng.he@amlogic.com>
Date:   Wed May 13 15:35:45 2026 +0800

    tsplayer: CB2 fixed no audio output when switch audio track. [1/1]
    
    PD#TV-219662
    
    Problem:
    not reset audio,when switch audio track.
    
    Solution:
    set mState = STARTING,when start video,
    then reset audio.
    
    Verify:
    t5d
    
    Change-Id: I19c5001965e232f6241b554c3e2d6c573fa84abc
    Signed-off-by: zhipeng.he <zhipeng.he@amlogic.com>

commit f0051cfaa34c22a5d1766a691c03cea1a4d0359c
Author: zhipeng.he <zhipeng.he@amlogic.com>
Date:   Mon May 11 20:15:30 2026 +0800

    tsplayer: CB2 fixed mMedia use-after-free. [1/1]
    
    PD#TV-220461
    
    Problem:
    Race condition between sendCommand and OnStop,
    deletes mMedia, sendCommand still use it,
    use-after-free of AmportsAdaptor.
    
    Solution:
    Add mMediaLock to protect mMedia lifecycle in sendCommand,
    OnStop and Release.
    
    Verify:
    t5d
    
    Change-Id: I9e9be6887db798a9d5cb2b16b36a15d3cc4d6e72
    Signed-off-by: zhipeng.he <zhipeng.he@amlogic.com>

commit 008c4eab8e1c955a38fba0fb9479e0007439785b
Author: dehong.chen <dehong.chen@amlogic.com>
Date:   Wed May 13 15:04:33 2026 +0800

    mediasync: CB2 remove libcutil.so depends. [1/1]
    
    PD#TV-221253
    
    Problem:
    mediasync depends libcutil.so.
    
    Solution:
    remove the libcutils dependency from mediasync.
    
    Verify:
    t6d
    
    Change-Id: I6166c906914ba03c0648aa8a440d47cefde32fe9
    Signed-off-by: dehong.chen <dehong.chen@amlogic.com>

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Release time: 2026-07-16-10-11

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Builder: drm.autobuild

========================================
Release file:

Header file:
AmTsPlayer.h
AmVideoDecBase.h
MediaSyncInterface.h
resourcemanage.h

Library file:
libmediahal_mediasync.so
libmediahal_resman.so
libmediahal_tsplayer.so
libmediahal_videodec.so
libmediahal_videorender.so
Example file:
AmTsPlayerExample.cpp
Makefile
Multi_Example file:
AmTsPlayerMultiExample.cpp
Makefile

Binary  file:
AmTsPlayerExample
AmTsPlayerMultiExample

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