Re: [PATCH v4 04/11] media: rkvdec: h264: Don't hardcode SPS/PPS parameters

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Le dimanche 05 novembre 2023 à 16:55 +0000, Jonas Karlman a écrit :
> From: Alex Bee <knaerzche@xxxxxxxxx>
> 
> Some SPS/PPS parameters are currently hardcoded in the driver even
> though they exist in the stable uapi controls.
> 
> Use values from SPS/PPS controls instead of hardcoding them.
> 
> Signed-off-by: Alex Bee <knaerzche@xxxxxxxxx>
> [jonas@xxxxxxxxx: constraint_set_flags condition, commit message]
> Signed-off-by: Jonas Karlman <jonas@xxxxxxxxx>

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>

> ---
> v4:
> - No change
> 
> v3:
> - New patch
> 
>  drivers/staging/media/rkvdec/rkvdec-h264.c | 13 +++++++------
>  1 file changed, 7 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/staging/media/rkvdec/rkvdec-h264.c b/drivers/staging/media/rkvdec/rkvdec-h264.c
> index 7a1e76d423df..8bce8902b8dd 100644
> --- a/drivers/staging/media/rkvdec/rkvdec-h264.c
> +++ b/drivers/staging/media/rkvdec/rkvdec-h264.c
> @@ -655,13 +655,14 @@ static void assemble_hw_pps(struct rkvdec_ctx *ctx,
>  
>  #define WRITE_PPS(value, field) set_ps_field(hw_ps->info, field, value)
>  	/* write sps */
> -	WRITE_PPS(0xf, SEQ_PARAMETER_SET_ID);
> -	WRITE_PPS(0xff, PROFILE_IDC);
> -	WRITE_PPS(1, CONSTRAINT_SET3_FLAG);
> +	WRITE_PPS(sps->seq_parameter_set_id, SEQ_PARAMETER_SET_ID);
> +	WRITE_PPS(sps->profile_idc, PROFILE_IDC);
> +	WRITE_PPS(!!(sps->constraint_set_flags & (1 << 3)), CONSTRAINT_SET3_FLAG);
>  	WRITE_PPS(sps->chroma_format_idc, CHROMA_FORMAT_IDC);
>  	WRITE_PPS(sps->bit_depth_luma_minus8, BIT_DEPTH_LUMA);
>  	WRITE_PPS(sps->bit_depth_chroma_minus8, BIT_DEPTH_CHROMA);
> -	WRITE_PPS(0, QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG);
> +	WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS),
> +		  QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG);
>  	WRITE_PPS(sps->log2_max_frame_num_minus4, LOG2_MAX_FRAME_NUM_MINUS4);
>  	WRITE_PPS(sps->max_num_ref_frames, MAX_NUM_REF_FRAMES);
>  	WRITE_PPS(sps->pic_order_cnt_type, PIC_ORDER_CNT_TYPE);
> @@ -688,8 +689,8 @@ static void assemble_hw_pps(struct rkvdec_ctx *ctx,
>  		  DIRECT_8X8_INFERENCE_FLAG);
>  
>  	/* write pps */
> -	WRITE_PPS(0xff, PIC_PARAMETER_SET_ID);
> -	WRITE_PPS(0x1f, PPS_SEQ_PARAMETER_SET_ID);
> +	WRITE_PPS(pps->pic_parameter_set_id, PIC_PARAMETER_SET_ID);
> +	WRITE_PPS(pps->seq_parameter_set_id, PPS_SEQ_PARAMETER_SET_ID);
>  	WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_ENTROPY_CODING_MODE),
>  		  ENTROPY_CODING_MODE_FLAG);
>  	WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT),






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