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Sat, 26 Nov 2022 00:58:15 +0000 Received: from DM8P223MB0365.NAMP223.PROD.OUTLOOK.COM ([fe80::45ea:be80:31df:38c0]) by DM8P223MB0365.NAMP223.PROD.OUTLOOK.COM ([fe80::45ea:be80:31df:38c0%9]) with mapi id 15.20.5857.020; Sat, 26 Nov 2022 00:58:15 +0000 From: Soft Works To: FFmpeg development discussions and patches Thread-Topic: [FFmpeg-devel] [PATCH] lavc/qsvenc_h264: don't support P010 format Thread-Index: AQHY/8THCFVwiEkFUEugDzP43oUjCq5PqNyAgABCHnCAACMZgIAAGzVQgAAhdoCAAABtgIAAAjyAgAAD5KCAAAKbAIAADnxA Date: Sat, 26 Nov 2022 00:58:15 +0000 Message-ID: References: <20221124052209.520239-1-haihao.xiang@intel.com> <166938393779.4503.7930861168279237996@lain.khirnov.net> <12d8e532-f236-83b8-61cf-6c9ee72b10ee@gmail.com> <4bcec8d4-8593-9a23-3130-8aa52b1f3c11@gmail.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-tmn: [maog080VqP/GOM4Rg5iFCZjI8LeUTr6T] x-ms-publictraffictype: Email x-ms-traffictypediagnostic: DM8P223MB0365:EE_|MW4P223MB0681:EE_ x-ms-office365-filtering-correlation-id: 6189ff5d-36b6-4fda-8efb-08dacf494ce5 x-microsoft-antispam: BCL:0; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: > -----Original Message----- > From: ffmpeg-devel On Behalf Of > James Almer > Sent: Saturday, November 26, 2022 12:58 AM > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvenc_h264: don't support > P010 format > > On 11/25/2022 8:51 PM, Soft Works wrote: > > > > > >> -----Original Message----- > >> From: ffmpeg-devel On Behalf Of > >> James Almer > >> Sent: Saturday, November 26, 2022 12:35 AM > >> To: ffmpeg-devel@ffmpeg.org > >> Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvenc_h264: don't > support > >> P010 format > >> > >> On 11/25/2022 8:26 PM, Dong, Ruijing wrote: > >>> [AMD Official Use Only - General] > >>> > >>> Will it make sense to accept P010 input, however encode to h264 > >> 8bit? > >> > >> If it works (the encoder accepts the 10 bit input even if it > encodes > >> it > >> as 8bit), then i don't see why not. I assume it would also be > faster > >> than using swscale to convert said 10bit input to nv12 before > passing > >> that to the encoder. > >> > >> Removing support for a pixel format as input in an encoder needs a > >> reason other than "It's rarely used", more so when it's a single > >> line. > >> It either needs to not work, or somehow get in the way of further > >> improvements. > > > > Oh sorry, I noticed that there was a misunderstanding. > > > > When I said "It's rarely used", I didn't mean that as a > justification > > for the removal, it was meant as an explanation why none of the > > hwaccels has implemented it. > > > > softworkz > > Alright, then i'll repeat my question: Does it work? No. > If it does > not, > then that should have been mentioned in the patch as the reason why > this > is being done. For me it was clear, albeit a bit short. Anyway, I'll let Haihao, respond. Best, softworkz _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".