From: Wangao Wang <wangao.wang@oss.qualcomm.com>
To: Bryan O'Donoghue <bod@kernel.org>,
Vikash Garodia <vikash.garodia@oss.qualcomm.com>,
Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: wangao.wang@oss.qualcomm.com, quic_qiweil@quicinc.com,
Renjiang Han <renjiang.han@oss.qualcomm.com>,
linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/4] media: qcom: iris: Add B frames support for encoder
Date: Tue, 2 Dec 2025 14:46:43 +0800 [thread overview]
Message-ID: <820ea981-2fa4-48be-9bee-8936804bfd7a@oss.qualcomm.com> (raw)
In-Reply-To: <a376aef7-2cbc-45bd-a0d0-745238681b4a@kernel.org>
On 2025/11/27 18:43, Bryan O'Donoghue wrote:
> On 27/11/2025 07:44, Wangao Wang wrote:
>> + intra_period.pframes = (gop_size - 1) / (b_frame + 1);
>> + intra_period.bframes = b_frame;
>
> Why do you need to set pframes when setting bframes ?
>
> ---
> bod
intra_period represents the length of a GOP, which includes both
P-frames and B-frames. The counts of P-frames and B-frames within a GOP
must be communicated to the firmware.
--
Best Regards,
Wangao
next prev parent reply other threads:[~2025-12-02 6:46 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-27 7:44 [PATCH 0/4] media: qcom: iris: encoder feature enhancements batch2 Wangao Wang
2025-11-27 7:44 ` [PATCH 1/4] media: qcom: iris: Add intra refresh support for gen1 encoder Wangao Wang
2025-11-27 10:35 ` Bryan O'Donoghue
2025-12-02 6:35 ` Wangao Wang
2025-12-03 4:28 ` Dikshita Agarwal
2025-12-04 2:21 ` Wangao Wang
2025-11-27 7:44 ` [PATCH 2/4] media: qcom: iris: Add Long-Term Reference support for encoder Wangao Wang
2025-11-27 10:41 ` Bryan O'Donoghue
2025-12-02 6:38 ` Wangao Wang
2025-12-03 6:29 ` Dikshita Agarwal
2025-12-03 6:56 ` Dikshita Agarwal
2025-11-27 7:44 ` [PATCH 3/4] media: qcom: iris: Add B frames " Wangao Wang
2025-11-27 10:43 ` Bryan O'Donoghue
2025-12-02 6:46 ` Wangao Wang [this message]
2025-12-03 6:55 ` Dikshita Agarwal
2025-11-27 7:44 ` [PATCH 4/4] media: qcom: iris: Add hierarchical coding " Wangao Wang
2025-11-27 10:50 ` Bryan O'Donoghue
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