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[199.106.103.254]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-2b140c42d8asm1635426eec.13.2026.01.02.10.59.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 02 Jan 2026 10:59:10 -0800 (PST) Message-ID: Date: Fri, 2 Jan 2026 10:59:08 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v10 0/5] Enable support for AV1 stateful decoder To: Val Packett , Bryan O'Donoghue , Mauro Carvalho Chehab , Vikash Garodia , Dikshita Agarwal , Abhinav Kumar Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, kernel test robot , Bryan O'Donoghue , Nicolas Dufresne , Hans Verkuil References: <20251210-av1d_stateful_v3-v10-0-cf4379a3dcff@oss.qualcomm.com> Content-Language: en-US From: Deepa Guthyappa Madivalara In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: yICfVEExDjFxDXr-pYE6NRCr7hd3yOmu X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTAyMDE3MCBTYWx0ZWRfX4uvjXJP+l2cL nIhb4WPpN0lKdwBvV4StZfv6vrRtzK5wP7P3pO2W+WwxAmPUGBd09a/EkvZhLi2FarJTS6HHUzO c0qHaIIHzOFMl3/jtsuuMUtyqirHYN7b5BnSe9q0jhgh+AgvmxZfmz8Iadnuqk6RROI6ZIj5MxG wVSRDi+ksQIgH4mGs9A+CE9j2p6+Pn/49os0padXQ58dohGckDbyJaEmwARsIhVoY10SszOUlkY vRZ61lMII0UhC+7xTxocwUqvLdIuUn3SHjovheoJYGxr7Wvz7voWkYaDWtara9YugcmTIeAoFwc 15ZvSWsNHZxM1OhfCoorFBHii7Ze33Cpw0fgy/hZVR4tcJkT/ZfWhimeADbHOpSjoGoWE8A5zXT yMvJHyza+7Ramw6NPIBsPXzflK/daiomt/NthALg4Dyo4PFTcXGkld4PB2veaAmw+eLUM8HGa9S HYOyANORC16VzjDBttw== X-Authority-Analysis: v=2.4 cv=I5pohdgg c=1 sm=1 tr=0 ts=6958157f cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=JYp8KDb2vCoCEuGobkYCKw==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=NEAV23lmAAAA:8 a=MPIAtpv2AAAA:8 a=qc00Ym10deOxJbe-hpEA:9 a=QEXdDO2ut3YA:10 a=_Vgx9l1VpLgwpw_dHYaR:22 a=bpVTN0Ih95UoZ5Wyh9qI:22 X-Proofpoint-GUID: yICfVEExDjFxDXr-pYE6NRCr7hd3yOmu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-02_02,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 clxscore=1015 priorityscore=1501 suspectscore=0 lowpriorityscore=0 malwarescore=0 spamscore=0 impostorscore=0 adultscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601020170 On 1/2/2026 3:01 AM, Val Packett wrote: > > On 1/2/26 7:44 AM, Bryan O'Donoghue wrote: >> On 02/01/2026 10:43, Val Packett wrote: >>> >>> On 12/10/25 3:59 PM, Deepa Guthyappa Madivalara wrote: >>>> Hi all, >>>> >>>> This patch series adds initial support for the AV1 stateful decoder >>>> codecs in iris decoder. Also it adds support for AV1 stateful decoder >>>> in V4l2. The objective of this work is to extend the Iris decoder's >>>> capabilities to handle AV1 format codec streams, including necessary >>>> format handling and buffer management. >>> >>> This is awesome, thanks! >>> >>> I've tested it with rpi-ffmpeg as well, and it works great (only >>> required one interesting logic change.. >>> https://github.com/jc-kynesim/rpi-ffmpeg/pull/108) \o/ >>> >>>> unsupported content with bitdepth 10 (66 tests) >>>> Iris decoder supports only 8bit NV12 >>> >>> Any chance we could get 10-bit support soon as well? >>> >>> 10-bit is massively popular with AV1, especially with home encodes (see >>> e.g. https://wiki.x266.mov/docs/encoders/SVT-AV1#encoder-optimization >>> and the ab-av1 tool's defaults) >>> >>> >>> Thanks, >>> ~val >>> >> >> Can you give a Tested-by so ? > > Sure, if that's helpful.. > > Tested-by: Val Packett > > for the series Thank you! We do have plan to enable 10bit as well.