[OpenHarmony] VulkanPlayer::createSurface - no hardware buffer player surface

[AceTan]

Unity version

2022.3.12f

Unity editor platform

Windows

AVPro Video edition

Ultra

AVPro Video version

3.3.5

Device hardware

Huawei Pura 80

Which HarmonyOS version are you using?

6.0.0

Unity Graphics API

Vulkan

Texture format

BGRA

Audio output

System Direct

Any other Media Player component configuration required to reproduce the issue.

No response

Which output component(s) are you using?

Resolve to RenderTexture

Any other component configuration required to reproduce the issue.

No response

The issue

The error mentioned above frequently occurs when switching between two videos, which prevents the video from playing. I am not sure what triggers this specific state. What is the recommended best practice for handling video transitions?

Media information

No response

Logs

[AceTan]

logs:

04-09 22:18:15.665 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I 2026-04-09 22:18:15,665 [Log] [1][ComCommonVideo] AVPro Play video. url:jar:file://rawfile/Data/StreamingAssets/Video/xxx.mp4
04-09 22:18:50.725 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:814) HarmonyVideoPlayer::HandleStateChange : new state = AV_COMPLETED
04-09 22:18:50.725 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:993) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_EOS | m_iLoopsPlayed = 1
04-09 22:18:50.759 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I 2026-04-09 22:18:50,759 [Log] [1][ComCommonVideo] AVPro FinishedPlaying event received. IsInPrepare:False
04-09 22:20:15.896 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:612) HarmonyVideoPlayer::HandleStateChange : new state = AV_IDLE
04-09 22:20:15.898 29674-29797 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:140) HarmonyVideoPlayer::ReleaseNativePlayer CALLED
04-09 22:20:15.898 29674-29797 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:140) HarmonyVideoPlayer::ReleaseNativePlayer CALLED
04-09 22:20:25.873 29674-29797 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:48) HarmonyVideoPlayer::createPlayer : playerId: 62412
04-09 22:20:25.874 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [AVProVideo] Opening /data/storage/el2/base/haps/entry/files/SocAssetBundle/Lottery_720.mp4 (offset 0) with API
04-09 22:20:25.899 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:621) HarmonyVideoPlayer::HandleStateChange : new state = AV_INITIALIZED
04-09 22:20:25.899 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (AHardwareBufferPlayerSurface.cpp:57) AHardwareBufferPlayerSurface::AHardwareBufferPlayerSurface - creating surface with 2 images
04-09 22:20:25.900 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:650) HarmonyVideoPlayer::HandleStateChange : Calling prepare
04-09 22:20:26.065 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1207) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_DURATION_UPDATE | Duration = 37312
04-09 22:20:26.065 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1050) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_RESOLUTION_CHANGE | New resolution = 1280 x 720
04-09 22:20:26.065 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:665) HarmonyVideoPlayer::HandleStateChange : new state = AV_PREPARED
04-09 22:20:26.066 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:680) HarmonyVideoPlayer::HandleStateChange : OH_AVPlayer_GetVideoWidth/OH_AVPlayer_GetVideoHeight | error = 0 | iWidth = 1280 | iHeight = 720
04-09 22:20:26.066 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei E ❌ (VulkanPlayer.cpp:29) VulkanPlayer::createSurface - no hardware buffer player surface
04-09 22:20:26.114 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1023) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_MESSAGE | Message = 1
04-09 22:20:26.121 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:790) HarmonyVideoPlayer::HandleStateChange : new state = AV_PLAYING
04-09 22:20:26.121 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:964) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_SPEEDDONE | PlaybackSpeed = 1
04-09 22:20:26.128 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [a92ab5b5a9d6d70 0 0]2026-04-09 22:20:26,128 [Log] [1][ComCommonVideo] AVPro Started event received. IsInPrepare:True
04-09 22:20:28.135 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [a92ab5b5a9d6d70 0 0]2026-04-09 22:20:28,135 [Log] [1][ComCommonVideo] AVPro TryCompletePreparation: texture not available after 2s, reopening media.
04-09 22:20:28.218 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:612) HarmonyVideoPlayer::HandleStateChange : new state = AV_IDLE
04-09 22:20:28.218 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [a92ab5b5a9d6d70 0 0][AVProVideo] Opening /data/storage/el2/base/haps/entry/files/SocAssetBundle/Lottery_720.mp4 (offset 0) with API
04-09 22:20:28.224 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:621) HarmonyVideoPlayer::HandleStateChange : new state = AV_INITIALIZED
04-09 22:20:28.224 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:650) HarmonyVideoPlayer::HandleStateChange : Calling prepare
04-09 22:20:28.227 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [a92ab5b5a9d6d70 0 0]2026-04-09 22:20:28,227 [Log] [1][ComCommonVideo] AVPro Started event received. IsInPrepare:True
04-09 22:20:28.444 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1207) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_DURATION_UPDATE | Duration = 37312
04-09 22:20:28.444 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1050) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_RESOLUTION_CHANGE | New resolution = 1280 x 720
04-09 22:20:28.444 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:665) HarmonyVideoPlayer::HandleStateChange : new state = AV_PREPARED
04-09 22:20:28.446 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:680) HarmonyVideoPlayer::HandleStateChange : OH_AVPlayer_GetVideoWidth/OH_AVPlayer_GetVideoHeight | error = 0 | iWidth = 1280 | iHeight = 720
04-09 22:20:28.446 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei E ❌ (VulkanPlayer.cpp:29) VulkanPlayer::createSurface - no hardware buffer player surface
04-09 22:20:28.458 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:1023) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_MESSAGE | Message = 1
04-09 22:20:28.463 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:790) HarmonyVideoPlayer::HandleStateChange : new state = AV_PLAYING
04-09 22:20:28.464 29674-29729 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:964) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_SPEEDDONE | PlaybackSpeed = 1
04-09 22:20:30.137 29674-29797 A00001/com.xxx....huawei/Unity com.xxx.....e.huawei I [a92ab5b5a9d6d70 0 0]2026-04-09 22:20:30,136 [Log] [1][ComCommonVideo] AVPro TryCompletePreparation: texture still not available after reopen (4.008179s total), force completing.
04-09 22:20:30.138 29674-29960 A03200/com.xxx....i/AVProVideo com.xxx.....e.huawei I 💬️ (HarmonyVideoPlayer.cpp:964) HarmonyVideoPlayer::OnInfoCallback : AV_INFO_TYPE_SPEEDDONE | PlaybackSpeed = 1