214830 2020-07-27 08:49:55 -0700 Disable low latency code path for H264 constrained baseline 2020-07-31 04:04:25 -0700 1 1 1 Unclassified WebKit WebRTC WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 youennf youennf eric.carlson ews-watchlist glenn jer.noble philipj sergio webkit-bug-importer youennf oldest_to_newest 1675252 0 youennf 2020-07-27 08:49:55 -0700 Disable low latency code path for H264 constrained baseline 1675253 1 youennf 2020-07-27 08:50:28 -0700 low latency code path is not yet ready to handle CBP, except potentially on MacOS, software code path. 1675256 2 405281 youennf 2020-07-27 08:56:15 -0700 Created attachment 405281 Patch 1675300 3 405281 eric.carlson 2020-07-27 10:46:19 -0700 Comment on attachment 405281 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=405281&action=review > Source/ThirdParty/libwebrtc/Source/webrtc/sdk/objc/components/video_codec/RTCVideoEncoderH264.mm:757 > + CFBooleanRef hwaccl_enabled = nullptr; > + if (status == noErr) { > + status = VTSessionCopyProperty(_vtCompressionSession, > + kVTCompressionPropertyKey_UsingHardwareAcceleratedVideoEncoder, > + nullptr, > + &hwaccl_enabled); > + } I see that this is copied from RTCVideoEncoderH264 and RTCVideoEncoderH265 so it isn't new, but doesn't this leak the CFBooleanRef? 1675530 4 youennf 2020-07-28 00:56:58 -0700 (In reply to Eric Carlson from comment #3) > Comment on attachment 405281 [details] > Patch > > View in context: > https://bugs.webkit.org/attachment.cgi?id=405281&action=review > > > Source/ThirdParty/libwebrtc/Source/webrtc/sdk/objc/components/video_codec/RTCVideoEncoderH264.mm:757 > > + CFBooleanRef hwaccl_enabled = nullptr; > > + if (status == noErr) { > > + status = VTSessionCopyProperty(_vtCompressionSession, > > + kVTCompressionPropertyKey_UsingHardwareAcceleratedVideoEncoder, > > + nullptr, > > + &hwaccl_enabled); > > + } > > I see that this is copied from RTCVideoEncoderH264 and RTCVideoEncoderH265 > so it isn't new, but doesn't this leak the CFBooleanRef? You are probably right, will handle it as a follow-up 1675532 5 ews-feeder 2020-07-28 01:01:24 -0700 Committed r264966: <https://trac.webkit.org/changeset/264966> All reviewed patches have been landed. Closing bug and clearing flags on attachment 405281. 1675535 6 webkit-bug-importer 2020-07-28 01:02:17 -0700 <rdar://problem/66205228> 1676789 7 youennf 2020-07-31 04:04:25 -0700 > > I see that this is copied from RTCVideoEncoderH264 and RTCVideoEncoderH265 > > so it isn't new, but doesn't this leak the CFBooleanRef? > > You are probably right, will handle it as a follow-up I monitored this and this does not leak apparently. Most probably CFBooleanRef is by value so CFRelease(CFBooleanRef) is a no-op. 405281 2020-07-27 08:56:15 -0700 2020-07-28 01:01:24 -0700 Patch bug-214830-20200727175613.patch text/plain 7114 youennf U3VidmVyc2lvbiBSZXZpc2lvbjogMjY0OTA5CmRpZmYgLS1naXQgYS9Tb3VyY2UvVGhpcmRQYXJ0 eS9saWJ3ZWJydGMvQ2hhbmdlTG9nIGIvU291cmNlL1RoaXJkUGFydHkvbGlid2VicnRjL0NoYW5n ZUxvZwppbmRleCAyYTk4ZmY1ZDU2ZGRmZjNkZGJlMjRlMGVlY2FmOTkyMTYwOGUzNjE1Li5kMDhl ZDY1YzgxYzNkOTYyMDRhY2NlMmViZmU1NjNhNGFhMDA1ZTc1IDEwMDY0NAotLS0gYS9Tb3VyY2Uv VGhpcmRQYXJ0eS9saWJ3ZWJydGMvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9UaGlyZFBhcnR5L2xp YndlYnJ0Yy9DaGFuZ2VMb2cKQEAgLTEsMyArMSwxOCBAQAorMjAyMC0wNy0yNyAgWW91ZW5uIEZh YmxldCAgPHlvdWVubkBhcHBsZS5jb20+CisKKyAgICAgICAgRGlzYWJsZSBsb3cgbGF0ZW5jeSBj b2RlIHBhdGggZm9yIEgyNjQgY29uc3RyYWluZWQgYmFzZWxpbmUKKyAgICAgICAgaHR0cHM6Ly9i dWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTIxNDgzMAorCisgICAgICAgIFJldmlld2Vk IGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIEluIGNhc2Ugb2YgYmFzZWxpbmUgcHJvZmls ZSwgdXNlIHN0cmFpZ2h0IFZUQiBlbmNvZGVyLgorICAgICAgICBJbiBjYXNlIG9mIGhpZ2ggcHJv ZmlsZSwgdXNlIGxvdyBsYXRlbmN5IGNvZGUgcGF0aCBpZiBlbmFibGVkLgorICAgICAgICBJbiBj YXNlIG9mIE1hY09TIHNvZnR3YXJlIGNvZGUgcGF0aCwgZW5hYmxlIGxvdyBsYXRlbmN5IGNvZGUg cGF0aCBhcyBzdHJhaWdodCBWVEIgZW5jb2RlciBidWZmZXJzIGZyYW1lcy4KKworICAgICAgICAq IFNvdXJjZS93ZWJydGMvc2RrL29iamMvY29tcG9uZW50cy92aWRlb19jb2RlYy9SVENWaWRlb0Vu Y29kZXJIMjY0Lm1tOgorICAgICAgICAoLVtSVENWaWRlb0VuY29kZXJIMjY0IGluaXRXaXRoQ29k ZWNJbmZvOl0pOgorICAgICAgICAoLVtSVENWaWRlb0VuY29kZXJIMjY0IHJlc2V0Q29tcHJlc3Np b25TZXNzaW9uV2l0aFBpeGVsRm9ybWF0Ol0pOgorCiAyMDIwLTA3LTI2ICBNaWNoYWVsIENhdGFu emFybyAgPG1jYXRhbnphcm9AZ25vbWUub3JnPgogCiAgICAgICAgIGxpYndlYnJ0YyB1aW50NjRf dCBidWlsZCBmaXhlcwpkaWZmIC0tZ2l0IGEvU291cmNlL1dlYktpdC9DaGFuZ2VMb2cgYi9Tb3Vy Y2UvV2ViS2l0L0NoYW5nZUxvZwppbmRleCBlMDJiMjk2MDY4NGQzM2FhNDdmMTJhMDBmMDYyYzky NTc5MWI1NGYwLi44N2M1ZGU3M2YwMmEyMDhjYmRjZDQ1YjQ4ZDBlNjRlZGMwNjZjMjU1IDEwMDY0 NAotLS0gYS9Tb3VyY2UvV2ViS2l0L0NoYW5nZUxvZworKysgYi9Tb3VyY2UvV2ViS2l0L0NoYW5n ZUxvZwpAQCAtMSwzICsxLDE4IEBACisyMDIwLTA3LTI3ICBZb3Vlbm4gRmFibGV0ICA8eW91ZW5u QGFwcGxlLmNvbT4KKworICAgICAgICBEaXNhYmxlIGxvdyBsYXRlbmN5IGNvZGUgcGF0aCBmb3Ig SDI2NCBjb25zdHJhaW5lZCBiYXNlbGluZQorICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9y Zy9zaG93X2J1Zy5jZ2k/aWQ9MjE0ODMwCisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChP T1BTISkuCisKKyAgICAgICAgRW5hYmxlIGxvdyBsYXRlbmN5IGNvZGUgcGF0aCBvbiBpT1MuCisg ICAgICAgIE1hbnVhbGx5IHRlc3RlZC4KKworICAgICAgICAqIFNoYXJlZC9XZWJQcmVmZXJlbmNl cy55YW1sOgorICAgICAgICAqIFNoYXJlZC9XZWJQcmVmZXJlbmNlc0RlZmF1bHRWYWx1ZXMuY3Bw OgorICAgICAgICAoV2ViS2l0OjpkZWZhdWx0V2ViUlRDSDI2NExvd0xhdGVuY3lFbmNvZGVyRW5h YmxlZCk6CisgICAgICAgICogU2hhcmVkL1dlYlByZWZlcmVuY2VzRGVmYXVsdFZhbHVlcy5oOgor CiAyMDIwLTA3LTI3ICBZb3Vlbm4gRmFibGV0ICA8eW91ZW5uQGFwcGxlLmNvbT4KIAogICAgICAg ICBGaXggbnVsbCBwb2ludGVyIGNyYXNoIGluIE5ldHdvcmtSVENQcm92aWRlcjo6Y3JlYXRlU2Vy dmVyVENQU29ja2V0CmRpZmYgLS1naXQgYS9Tb3VyY2UvVGhpcmRQYXJ0eS9saWJ3ZWJydGMvU291 cmNlL3dlYnJ0Yy9zZGsvb2JqYy9jb21wb25lbnRzL3ZpZGVvX2NvZGVjL1JUQ1ZpZGVvRW5jb2Rl ckgyNjQubW0gYi9Tb3VyY2UvVGhpcmRQYXJ0eS9saWJ3ZWJydGMvU291cmNlL3dlYnJ0Yy9zZGsv b2JqYy9jb21wb25lbnRzL3ZpZGVvX2NvZGVjL1JUQ1ZpZGVvRW5jb2RlckgyNjQubW0KaW5kZXgg ZmZhNjM4YzMzNzFmZjg2YjhjNDlkOTNhY2NlMTkzODA1NTJhZmQ2OC4uZDhlZDcxMWY4ZjM5MGRi YzNiODVmMDc0MTE4MjUzOTczMGFkOWM0NCAxMDA2NDQKLS0tIGEvU291cmNlL1RoaXJkUGFydHkv bGlid2VicnRjL1NvdXJjZS93ZWJydGMvc2RrL29iamMvY29tcG9uZW50cy92aWRlb19jb2RlYy9S VENWaWRlb0VuY29kZXJIMjY0Lm1tCisrKyBiL1NvdXJjZS9UaGlyZFBhcnR5L2xpYndlYnJ0Yy9T b3VyY2Uvd2VicnRjL3Nkay9vYmpjL2NvbXBvbmVudHMvdmlkZW9fY29kZWMvUlRDVmlkZW9FbmNv ZGVySDI2NC5tbQpAQCAtMzY0LDE2ICszNjQsMTIgQEAgTlNVSW50ZWdlciBHZXRNYXhTYW1wbGVS YXRlKGNvbnN0IHdlYnJ0Yzo6SDI2NDo6UHJvZmlsZUxldmVsSWQgJnByb2ZpbGVfbGV2ZWxfaWQK ICAgICBfcGFja2V0aXphdGlvbk1vZGUgPSBSVENIMjY0UGFja2V0aXphdGlvbk1vZGVOb25JbnRl cmxlYXZlZDsKICAgICBfcHJvZmlsZV9sZXZlbF9pZCA9CiAgICAgICAgIHdlYnJ0Yzo6SDI2NDo6 UGFyc2VTZHBQcm9maWxlTGV2ZWxJZChbY29kZWNJbmZvIG5hdGl2ZVNkcFZpZGVvRm9ybWF0XS5w YXJhbWV0ZXJzKTsKLSNpZiBFTkFCTEVfVkNQX1ZUQl9FTkNPREVSCiAgICAgaWYgKF9wcm9maWxl X2xldmVsX2lkKSB7CiAgICAgICBhdXRvIHByb2ZpbGUgPSBFeHRyYWN0UHJvZmlsZSgqX3Byb2Zp bGVfbGV2ZWxfaWQpOwogICAgICAgX3VzZVZDUCA9IFsoX19icmlkZ2UgTlNTdHJpbmcgKilwcm9m aWxlIGNvbnRhaW5zU3RyaW5nOiBAIkhpZ2giXTsKICAgICB9IGVsc2UgewogICAgICAgX3VzZVZD UCA9IGZhbHNlOwogICAgIH0KLSNlbHNlCi0gICAgX3VzZVZDUCA9IGZhbHNlOwotI2VuZGlmCiAg ICAgUlRDX0RDSEVDSyhfcHJvZmlsZV9sZXZlbF9pZCk7CiAgICAgUlRDX0xPRyhMU19JTkZPKSA8 PCAiVXNpbmcgcHJvZmlsZSAiIDw8IENGU3RyaW5nVG9TdHJpbmcoRXh0cmFjdFByb2ZpbGUoKl9w cm9maWxlX2xldmVsX2lkKSk7CiAgICAgUlRDX0NIRUNLKFtjb2RlY0luZm8ubmFtZSBpc0VxdWFs VG9TdHJpbmc6a1JUQ1ZpZGVvQ29kZWNIMjY0TmFtZV0pOwpAQCAtNzAwLDcgKzY5Niw3IEBAIE5T VUludGVnZXIgR2V0TWF4U2FtcGxlUmF0ZShjb25zdCB3ZWJydGM6OkgyNjQ6OlByb2ZpbGVMZXZl bElkICZwcm9maWxlX2xldmVsX2lkCiAjZW5kaWYKICAgfQogI2VsaWYgSEFWRV9WVEJfUkVRVUlS RURMT1dMQVRFTkNZCi0gIGlmICh3ZWJydGM6OmlzSDI2NExvd0xhdGVuY3lFbmNvZGVyRW5hYmxl ZCgpKQorICBpZiAod2VicnRjOjppc0gyNjRMb3dMYXRlbmN5RW5jb2RlckVuYWJsZWQoKSAmJiBf dXNlVkNQKQogICAgIENGRGljdGlvbmFyeVNldFZhbHVlKGVuY29kZXJTcGVjcywga1ZUVmlkZW9F bmNvZGVyU3BlY2lmaWNhdGlvbl9SZXF1aXJlZExvd0xhdGVuY3ksIGtDRkJvb2xlYW5UcnVlKTsK ICNlbmRpZgogCkBAIC03NDksNyArNzQ1LDM0IEBAIE5TVUludGVnZXIgR2V0TWF4U2FtcGxlUmF0 ZShjb25zdCB3ZWJydGM6OkgyNjQ6OlByb2ZpbGVMZXZlbElkICZwcm9maWxlX2xldmVsX2lkCiAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgbnVsbHB0ciwKICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAmX3ZjcENvbXByZXNzaW9uU2Vzc2lvbik7CiAgIH0KLSNlbGlmICFIQVZF X1ZUQl9SRVFVSVJFRExPV0xBVEVOQ1kKKyNlbGlmIEhBVkVfVlRCX1JFUVVJUkVETE9XTEFURU5D WQorICAvLyBJbiBjYXNlIFZDUCBpcyBkaXNhYmxlZCwgd2Ugd2lsbCB1c2UgaXQgYW55d2F5IGlm IHVzaW5nIHNvZnR3YXJlIGVuY29kZXIuCisgIGlmICh3ZWJydGM6OmlzSDI2NExvd0xhdGVuY3lF bmNvZGVyRW5hYmxlZCgpICYmICFfdXNlVkNQKSB7CisgICAgQ0ZCb29sZWFuUmVmIGh3YWNjbF9l bmFibGVkID0gbnVsbHB0cjsKKyAgICBpZiAoc3RhdHVzID09IG5vRXJyKSB7CisgICAgICBzdGF0 dXMgPSBWVFNlc3Npb25Db3B5UHJvcGVydHkoX3Z0Q29tcHJlc3Npb25TZXNzaW9uLAorICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIGtWVENvbXByZXNzaW9uUHJvcGVydHlLZXlfVXNpbmdI YXJkd2FyZUFjY2VsZXJhdGVkVmlkZW9FbmNvZGVyLAorICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgIG51bGxwdHIsCisgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgJmh3YWNjbF9l bmFibGVkKTsKKyAgICB9CisgICAgaWYgKHN0YXR1cyA9PSBub0VyciAmJiAoQ0ZCb29sZWFuR2V0 VmFsdWUoaHdhY2NsX2VuYWJsZWQpKSkgeworICAgICAgUlRDX0xPRyhMU19JTkZPKSA8PCAiQ29t cHJlc3Npb24gc2Vzc2lvbiBjcmVhdGVkIHdpdGggaHcgYWNjbCBlbmFibGVkIjsKKyAgICB9IGVs c2UgeworICAgICAgW3NlbGYgZGVzdHJveUNvbXByZXNzaW9uU2Vzc2lvbl07CisgICAgICBDRkRp Y3Rpb25hcnlTZXRWYWx1ZShlbmNvZGVyU3BlY3MsIGtWVFZpZGVvRW5jb2RlclNwZWNpZmljYXRp b25fUmVxdWlyZWRMb3dMYXRlbmN5LCBrQ0ZCb29sZWFuVHJ1ZSk7CisgICAgICBzdGF0dXMgPSBW VENvbXByZXNzaW9uU2Vzc2lvbkNyZWF0ZShudWxscHRyLCAgLy8gdXNlIGRlZmF1bHQgYWxsb2Nh dG9yCisgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBfd2lkdGgsCisgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICBfaGVpZ2h0LAorICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAga0NNVmlkZW9Db2RlY1R5cGVfSDI2NCwKKyAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgIGVuY29kZXJTcGVjcywgIC8vIHVzZSBoYXJkd2FyZSBhY2NlbGVyYXRlZCBlbmNv ZGVyIGlmIGF2YWlsYWJsZQorICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgc291cmNl QXR0cmlidXRlcywKKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIG51bGxwdHIsICAv LyB1c2UgZGVmYXVsdCBjb21wcmVzc2VkIGRhdGEgYWxsb2NhdG9yCisgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICBjb21wcmVzc2lvbk91dHB1dENhbGxiYWNrLAorICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgbnVsbHB0ciwKKyAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICZfdnRDb21wcmVzc2lvblNlc3Npb24pOworICAgIH0KKyAgfQorI2Vsc2UKICAgaWYg KHN0YXR1cyAhPSBub0VycikgewogICAgIGlmIChlbmNvZGVyU3BlY3MpIHsKICAgICAgICAgQ0ZS ZWxlYXNlKGVuY29kZXJTcGVjcyk7CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L1NoYXJlZC9X ZWJQcmVmZXJlbmNlcy55YW1sIGIvU291cmNlL1dlYktpdC9TaGFyZWQvV2ViUHJlZmVyZW5jZXMu eWFtbAppbmRleCAwOTBkYjA4NWY4NzBjYjFkNzIwNjBkZGFiZGQzMTA4YjdiYWRkNzc5Li5iMDA1 MGFmYmYzNjA0OTNiZWM5NWRhNTkyOTQ0Y2JiNzU0MjAwMDllIDEwMDY0NAotLS0gYS9Tb3VyY2Uv V2ViS2l0L1NoYXJlZC9XZWJQcmVmZXJlbmNlcy55YW1sCisrKyBiL1NvdXJjZS9XZWJLaXQvU2hh cmVkL1dlYlByZWZlcmVuY2VzLnlhbWwKQEAgLTU5OSw3ICs1OTksNyBAQCBJbnRlcnJ1cHRBdWRp b09uUGFnZVZpc2liaWxpdHlDaGFuZ2VFbmFibGVkOgogCiBXZWJSVENIMjY0TG93TGF0ZW5jeUVu Y29kZXJFbmFibGVkOgogICB0eXBlOiBib29sCi0gIGRlZmF1bHRWYWx1ZTogZmFsc2UKKyAgZGVm YXVsdFZhbHVlOiBkZWZhdWx0V2ViUlRDSDI2NExvd0xhdGVuY3lFbmNvZGVyRW5hYmxlZCgpCiAg IHdlYmNvcmVCaW5kaW5nOiBSdW50aW1lRW5hYmxlZEZlYXR1cmVzCiAgIGNvbmRpdGlvbjogRU5B QkxFKFdFQl9SVEMpCiAgIGh1bWFuUmVhZGFibGVOYW1lOiAiV2ViUlRDIEgyNjQgTG93TGF0ZW5j eSBlbmNvZGVyIgpkaWZmIC0tZ2l0IGEvU291cmNlL1dlYktpdC9TaGFyZWQvV2ViUHJlZmVyZW5j ZXNEZWZhdWx0VmFsdWVzLmNwcCBiL1NvdXJjZS9XZWJLaXQvU2hhcmVkL1dlYlByZWZlcmVuY2Vz RGVmYXVsdFZhbHVlcy5jcHAKaW5kZXggNmU4Y2RhMTc4ZmY1MWRhNDQxNDQyMDMyMDk4MjFhYjFm ZTE5NjBiNy4uOTg1MGM0NmY3MjYxMDMwNTBjMjc5Y2ZjN2Q5NWY5YTY0MzM4NTI5MiAxMDA2NDQK LS0tIGEvU291cmNlL1dlYktpdC9TaGFyZWQvV2ViUHJlZmVyZW5jZXNEZWZhdWx0VmFsdWVzLmNw cAorKysgYi9Tb3VyY2UvV2ViS2l0L1NoYXJlZC9XZWJQcmVmZXJlbmNlc0RlZmF1bHRWYWx1ZXMu Y3BwCkBAIC0yNjUsNCArMjY1LDE1IEBAIGJvb2wgZGVmYXVsdFdlYk1QYXJzZXJFbmFibGVkKCkK IH0KICNlbmRpZgogCisjaWYgRU5BQkxFKFdFQl9SVEMpCitib29sIGRlZmF1bHRXZWJSVENIMjY0 TG93TGF0ZW5jeUVuY29kZXJFbmFibGVkKCkKK3sKKyNpZiBQTEFURk9STShJT1NfRkFNSUxZKQor ICAgIHJldHVybiB0cnVlOworI2Vsc2UKKyAgICByZXR1cm4gZmFsc2U7CisjZW5kaWYKK30KKyNl bmRpZgorCiB9IC8vIG5hbWVzcGFjZSBXZWJLaXQKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJLaXQv U2hhcmVkL1dlYlByZWZlcmVuY2VzRGVmYXVsdFZhbHVlcy5oIGIvU291cmNlL1dlYktpdC9TaGFy ZWQvV2ViUHJlZmVyZW5jZXNEZWZhdWx0VmFsdWVzLmgKaW5kZXggZDdmMDczZGU5OWI4MWI1MDcy YTM3MDFmNTk3N2Q1YWUwZTNlZTJlNy4uN2M1OWIyNTc4YjE2N2IxZWQ1MmViN2M2YzM5ZGE0YmU4 ZDA4MTIwYyAxMDA2NDQKLS0tIGEvU291cmNlL1dlYktpdC9TaGFyZWQvV2ViUHJlZmVyZW5jZXNE ZWZhdWx0VmFsdWVzLmgKKysrIGIvU291cmNlL1dlYktpdC9TaGFyZWQvV2ViUHJlZmVyZW5jZXNE ZWZhdWx0VmFsdWVzLmgKQEAgLTM3MCw0ICszNzAsOCBAQCBib29sIGRlZmF1bHRWUDlEZWNvZGVy RW5hYmxlZCgpOwogYm9vbCBkZWZhdWx0V2ViTVBhcnNlckVuYWJsZWQoKTsKICNlbmRpZgogCisj aWYgRU5BQkxFKFdFQl9SVEMpCitib29sIGRlZmF1bHRXZWJSVENIMjY0TG93TGF0ZW5jeUVuY29k ZXJFbmFibGVkKCk7CisjZW5kaWYKKwogfSAvLyBuYW1lc3BhY2UgV2ViS2l0Cg==