2024-01-31 01:31:39

by jackson.lee

[permalink] [raw]
Subject: [RESEND PATCH v0 2/5] wave5: Support to prepend sps/pps to IDR frame.

Indicates whether to generate SPS and PPS at every IDR. Setting it to 0 disables generating SPS and PPS at every IDR.
Setting it to one enables generating SPS and PPS at every IDR.

Signed-off-by: Jackson Lee <[email protected]>
Signed-off-by: Nas Chung <[email protected]>
---
drivers/media/platform/chips-media/wave5/wave5-hw.c | 6 ++++--
drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c | 7 +++++++
drivers/media/platform/chips-media/wave5/wave5-vpuapi.h | 1 +
3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/chips-media/wave5/wave5-hw.c b/drivers/media/platform/chips-media/wave5/wave5-hw.c
index f1e022fb148e..8ad7f3a28ae1 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-hw.c
+++ b/drivers/media/platform/chips-media/wave5/wave5-hw.c
@@ -1602,11 +1602,13 @@ int wave5_vpu_enc_init_seq(struct vpu_instance *inst)
if (inst->std == W_AVC_ENC)
vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM, p_param->intra_qp |
((p_param->intra_period & 0x7ff) << 6) |
- ((p_param->avc_idr_period & 0x7ff) << 17));
+ ((p_param->avc_idr_period & 0x7ff) << 17) |
+ (p_param->forced_idr_header_enable << 28));
else if (inst->std == W_HEVC_ENC)
vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM,
p_param->decoding_refresh_type | (p_param->intra_qp << 3) |
- (p_param->intra_period << 16));
+ (p_param->forced_idr_header_enable << 9) |
+ (p_param->intra_period << 16));

reg_val = (p_param->rdo_skip << 2) |
(p_param->lambda_scaling_enable << 3) |
diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
index 0cb5bfb67258..761775216cd4 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
+++ b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
@@ -1125,6 +1125,9 @@ static int wave5_vpu_enc_s_ctrl(struct v4l2_ctrl *ctrl)
case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
inst->enc_param.entropy_coding_mode = ctrl->val;
break;
+ case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:
+ inst->enc_param.forced_idr_header_enable = ctrl->val;
+ break;
case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
break;
default:
@@ -1292,6 +1295,7 @@ static void wave5_set_enc_openparam(struct enc_open_param *open_param,
else
open_param->wave_param.intra_refresh_arg = num_ctu_row;
}
+ open_param->wave_param.forced_idr_header_enable = input.forced_idr_header_enable;
}

static int initialize_sequence(struct vpu_instance *inst)
@@ -1775,6 +1779,9 @@ static int wave5_vpu_open_enc(struct file *filp)
0, 1, 1, 0);
v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 32, 1, 1);
+ v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR,
+ 0, 1, 1, 0);

if (v4l2_ctrl_hdl->error) {
ret = -ENODEV;
diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
index 352f6e904e50..3ad6118550ac 100644
--- a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
+++ b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
@@ -566,6 +566,7 @@ struct enc_wave_param {
u32 lambda_scaling_enable: 1; /* enable lambda scaling using custom GOP */
u32 transform8x8_enable: 1; /* enable 8x8 intra prediction and 8x8 transform */
u32 mb_level_rc_enable: 1; /* enable MB-level rate control */
+ u32 forced_idr_header_enable: 1; /* enable header encoding before IDR frame */
};

struct enc_open_param {
--
2.43.0



2024-02-08 10:06:57

by Sebastian Fricke

[permalink] [raw]
Subject: Re: [RESEND PATCH v0 2/5] wave5: Support to prepend sps/pps to IDR frame.

Hey Jackson,

as with the previous review, the title needs to be adjusted 'wave5:' is
not enough.
Also 'Support to prepend sps/pps to IDR' sounds a bit weird and doesn't
quite match what you describe below.
How about:
'Support SPS/PPS generation for each IDR'

On 07.02.2024 13:00, Nicolas Dufresne wrote:
>Hi Jackson,
>
>Le mercredi 31 janvier 2024 à 10:30 +0900, jackson.lee a écrit :
>> Indicates whether to generate SPS and PPS at every IDR. Setting it to 0 disables generating SPS and PPS at every IDR.
>> Setting it to one enables generating SPS and PPS at every IDR.

My suggestion:

Provide a control to toggle (0 = off / 1 = on), whether the SPS and PPS
are generated for every IDR.

Greetings,
Sebastian

>>
>> Signed-off-by: Jackson Lee <[email protected]>
>> Signed-off-by: Nas Chung <[email protected]>
>> ---
>> drivers/media/platform/chips-media/wave5/wave5-hw.c | 6 ++++--
>> drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c | 7 +++++++
>> drivers/media/platform/chips-media/wave5/wave5-vpuapi.h | 1 +
>> 3 files changed, 12 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/media/platform/chips-media/wave5/wave5-hw.c b/drivers/media/platform/chips-media/wave5/wave5-hw.c
>> index f1e022fb148e..8ad7f3a28ae1 100644
>> --- a/drivers/media/platform/chips-media/wave5/wave5-hw.c
>> +++ b/drivers/media/platform/chips-media/wave5/wave5-hw.c
>> @@ -1602,11 +1602,13 @@ int wave5_vpu_enc_init_seq(struct vpu_instance *inst)
>> if (inst->std == W_AVC_ENC)
>> vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM, p_param->intra_qp |
>> ((p_param->intra_period & 0x7ff) << 6) |
>> - ((p_param->avc_idr_period & 0x7ff) << 17));
>> + ((p_param->avc_idr_period & 0x7ff) << 17) |
>> + (p_param->forced_idr_header_enable << 28));
>
>I can spot evident hard-coding of mask and bit shifts in here. In order to
>continuously improve this driver code, I would like to see this (and the
>following) magic number being defined with well named macros as a preparation
>patch to this feature change.
>
>regards,
>Nicolas
>
>> else if (inst->std == W_HEVC_ENC)
>> vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM,
>> p_param->decoding_refresh_type | (p_param->intra_qp << 3) |
>> - (p_param->intra_period << 16));
>> + (p_param->forced_idr_header_enable << 9) |
>> + (p_param->intra_period << 16));
>>
>> reg_val = (p_param->rdo_skip << 2) |
>> (p_param->lambda_scaling_enable << 3) |
>> diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
>> index 0cb5bfb67258..761775216cd4 100644
>> --- a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
>> +++ b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
>> @@ -1125,6 +1125,9 @@ static int wave5_vpu_enc_s_ctrl(struct v4l2_ctrl *ctrl)
>> case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
>> inst->enc_param.entropy_coding_mode = ctrl->val;
>> break;
>> + case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:
>> + inst->enc_param.forced_idr_header_enable = ctrl->val;
>> + break;
>> case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
>> break;
>> default:
>> @@ -1292,6 +1295,7 @@ static void wave5_set_enc_openparam(struct enc_open_param *open_param,
>> else
>> open_param->wave_param.intra_refresh_arg = num_ctu_row;
>> }
>> + open_param->wave_param.forced_idr_header_enable = input.forced_idr_header_enable;
>> }
>>
>> static int initialize_sequence(struct vpu_instance *inst)
>> @@ -1775,6 +1779,9 @@ static int wave5_vpu_open_enc(struct file *filp)
>> 0, 1, 1, 0);
>> v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
>> V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 32, 1, 1);
>> + v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
>> + V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR,
>> + 0, 1, 1, 0);
>>
>> if (v4l2_ctrl_hdl->error) {
>> ret = -ENODEV;
>> diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
>> index 352f6e904e50..3ad6118550ac 100644
>> --- a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
>> +++ b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
>> @@ -566,6 +566,7 @@ struct enc_wave_param {
>> u32 lambda_scaling_enable: 1; /* enable lambda scaling using custom GOP */
>> u32 transform8x8_enable: 1; /* enable 8x8 intra prediction and 8x8 transform */
>> u32 mb_level_rc_enable: 1; /* enable MB-level rate control */
>> + u32 forced_idr_header_enable: 1; /* enable header encoding before IDR frame */
>> };
>>
>> struct enc_open_param {
>
>

2024-02-16 07:13:17

by jackson.lee

[permalink] [raw]
Subject: RE: [RESEND PATCH v0 2/5] wave5: Support to prepend sps/pps to IDR frame.

Hello Sebastian

Thanks your review, we will review your advice.

> -----Original Message-----
> From: Sebastian Fricke <[email protected]>
> Sent: Thursday, February 8, 2024 7:02 PM
> To: Nicolas Dufresne <[email protected]>
> Cc: jackson.lee <[email protected]>; [email protected]; linux-
> [email protected]; [email protected]; Nas Chung
> <[email protected]>; lafley.kim <[email protected]>; b-
> [email protected]
> Subject: Re: [RESEND PATCH v0 2/5] wave5: Support to prepend sps/pps to
> IDR frame.
>
> Hey Jackson,
>
> as with the previous review, the title needs to be adjusted 'wave5:' is
> not enough.
> Also 'Support to prepend sps/pps to IDR' sounds a bit weird and doesn't
> quite match what you describe below.
> How about:
> 'Support SPS/PPS generation for each IDR'
>
> On 07.02.2024 13:00, Nicolas Dufresne wrote:
> >Hi Jackson,
> >
> >Le mercredi 31 janvier 2024 à 10:30 +0900, jackson.lee a écrit :
> >> Indicates whether to generate SPS and PPS at every IDR. Setting it to 0
> disables generating SPS and PPS at every IDR.
> >> Setting it to one enables generating SPS and PPS at every IDR.
>
> My suggestion:
>
> Provide a control to toggle (0 = off / 1 = on), whether the SPS and PPS
> are generated for every IDR.
>
> Greetings,
> Sebastian
>
> >>
> >> Signed-off-by: Jackson Lee <[email protected]>
> >> Signed-off-by: Nas Chung <[email protected]>
> >> ---
> >> drivers/media/platform/chips-media/wave5/wave5-hw.c | 6 ++++--
> >> drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c | 7 +++++++
> >> drivers/media/platform/chips-media/wave5/wave5-vpuapi.h | 1 +
> >> 3 files changed, 12 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/drivers/media/platform/chips-media/wave5/wave5-hw.c
> >> b/drivers/media/platform/chips-media/wave5/wave5-hw.c
> >> index f1e022fb148e..8ad7f3a28ae1 100644
> >> --- a/drivers/media/platform/chips-media/wave5/wave5-hw.c
> >> +++ b/drivers/media/platform/chips-media/wave5/wave5-hw.c
> >> @@ -1602,11 +1602,13 @@ int wave5_vpu_enc_init_seq(struct vpu_instance
> *inst)
> >> if (inst->std == W_AVC_ENC)
> >> vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM,
> p_param->intra_qp |
> >> ((p_param->intra_period & 0x7ff) << 6) |
> >> - ((p_param->avc_idr_period & 0x7ff) << 17));
> >> + ((p_param->avc_idr_period & 0x7ff) << 17) |
> >> + (p_param->forced_idr_header_enable << 28));
> >
> >I can spot evident hard-coding of mask and bit shifts in here. In order
> >to continuously improve this driver code, I would like to see this (and
> >the
> >following) magic number being defined with well named macros as a
> >preparation patch to this feature change.
> >
> >regards,
> >Nicolas
> >
> >> else if (inst->std == W_HEVC_ENC)
> >> vpu_write_reg(inst->dev, W5_CMD_ENC_SEQ_INTRA_PARAM,
> >> p_param->decoding_refresh_type | (p_param-
> >intra_qp << 3) |
> >> - (p_param->intra_period << 16));
> >> + (p_param->forced_idr_header_enable << 9) |
> >> + (p_param->intra_period << 16));
> >>
> >> reg_val = (p_param->rdo_skip << 2) |
> >> (p_param->lambda_scaling_enable << 3) | diff --git
> >> a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
> >> b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
> >> index 0cb5bfb67258..761775216cd4 100644
> >> --- a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
> >> +++ b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c
> >> @@ -1125,6 +1125,9 @@ static int wave5_vpu_enc_s_ctrl(struct v4l2_ctrl
> *ctrl)
> >> case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
> >> inst->enc_param.entropy_coding_mode = ctrl->val;
> >> break;
> >> + case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:
> >> + inst->enc_param.forced_idr_header_enable = ctrl->val;
> >> + break;
> >> case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
> >> break;
> >> default:
> >> @@ -1292,6 +1295,7 @@ static void wave5_set_enc_openparam(struct
> enc_open_param *open_param,
> >> else
> >> open_param->wave_param.intra_refresh_arg = num_ctu_row;
> >> }
> >> + open_param->wave_param.forced_idr_header_enable =
> >> +input.forced_idr_header_enable;
> >> }
> >>
> >> static int initialize_sequence(struct vpu_instance *inst) @@ -1775,6
> >> +1779,9 @@ static int wave5_vpu_open_enc(struct file *filp)
> >> 0, 1, 1, 0);
> >> v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
> >> V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 32, 1, 1);
> >> + v4l2_ctrl_new_std(v4l2_ctrl_hdl, &wave5_vpu_enc_ctrl_ops,
> >> + V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR,
> >> + 0, 1, 1, 0);
> >>
> >> if (v4l2_ctrl_hdl->error) {
> >> ret = -ENODEV;
> >> diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
> >> b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
> >> index 352f6e904e50..3ad6118550ac 100644
> >> --- a/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
> >> +++ b/drivers/media/platform/chips-media/wave5/wave5-vpuapi.h
> >> @@ -566,6 +566,7 @@ struct enc_wave_param {
> >> u32 lambda_scaling_enable: 1; /* enable lambda scaling using custom
> GOP */
> >> u32 transform8x8_enable: 1; /* enable 8x8 intra prediction and 8x8
> transform */
> >> u32 mb_level_rc_enable: 1; /* enable MB-level rate control */
> >> + u32 forced_idr_header_enable: 1; /* enable header encoding before
> >> +IDR frame */
> >> };
> >>
> >> struct enc_open_param {
> >
> >