Commit 229e5bdc authored by Jernej Skrabec's avatar Jernej Skrabec Committed by Mauro Carvalho Chehab
Browse files

media: hevc: Add segment address field 



If HEVC frame consists of multiple slices, segment address has to be
known in order to properly decode it.

Add segment address field to slice parameters.

Signed-off-by: default avatarJernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent ed638b1d

Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst

+3 −0
Original line number Diff line number Diff line
@@ -3000,6 +3000,9 @@ enum v4l2_mpeg_video_hevc_size_of_length_field - 
    * - __u8

      - ``pic_struct``

      -

    * - __u32

      - ``slice_segment_addr``

      -

    * - __u8

      - ``ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``

      - The list of L0 reference elements as indices in the DPB.

include/media/hevc-ctrls.h

+2 −1
Original line number Diff line number Diff line
@@ -196,10 +196,11 @@ struct v4l2_ctrl_hevc_slice_params { 
	__u8	pic_struct;



	/* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment header */

	__u32	slice_segment_addr;

	__u8	ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];

	__u8	ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX];



	__u8	padding[5];

	__u8	padding;



	/* ISO/IEC 23008-2, ITU-T Rec. H.265: Weighted prediction parameter */

	struct v4l2_hevc_pred_weight_table pred_weight_table;