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[89.207.88.245]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-30c3f0e99f6sm6253581fa.37.2025.03.14.08.30.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Mar 2025 08:30:11 -0700 (PDT) From: Sergey Khimich To: linux-media@vger.kernel.org Cc: Philipp Zabel , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, Vladimir Yakovlev , Maksim Turok Subject: [PATCH 16/18] media: coda: Update default velues of QP for mpeg4 I/P Date: Fri, 14 Mar 2025 18:29:37 +0300 Message-Id: <20250314152939.2759573-17-serghox@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20250314152939.2759573-1-serghox@gmail.com> References: <20250314152939.2759573-1-serghox@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Vladimir Yakovlev Use average values of QP range for mpeg4 I/P frames. In such case we get smaller size of output buffer and average quality of image. Co-developed-by: Sergey Khimich Signed-off-by: Sergey Khimich Signed-off-by: Vladimir Yakovlev --- drivers/media/platform/chips-media/coda/coda-common.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/chips-media/coda/coda-common.c b/driver= s/media/platform/chips-media/coda/coda-common.c index 9ca459793050..3782219c8a2b 100644 --- a/drivers/media/platform/chips-media/coda/coda-common.c +++ b/drivers/media/platform/chips-media/coda/coda-common.c @@ -2379,9 +2379,9 @@ static void coda_encode_ctrls(struct coda_ctx *ctx) V4L2_MPEG_VIDEO_H264_LEVEL_4_0); } v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2); + V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 15); v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops, - V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 2); + V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP, 1, 31, 1, 15); v4l2_ctrl_new_std_menu(&ctx->ctrls, &coda_ctrl_ops, V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE, V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE, 0x0, --=20 2.30.2