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authorBenjamin Gaignard <benjamin.gaignard@collabora.com>2022-07-08 19:21:43 +0300
committerMauro Carvalho Chehab <mchehab@kernel.org>2022-07-15 18:23:11 +0300
commit9763fe6c5229d80d22e21603aa36bc39269d0edd (patch)
treea1e5acc535cb0cba82d7d6b59954f46403a31147 /Documentation/userspace-api
parente17d02695f43bab8e7ae9e70be5b3d970ded3ff6 (diff)
downloadlinux-9763fe6c5229d80d22e21603aa36bc39269d0edd.tar.xz
media: uapi: HEVC: Add missing fields in HEVC controls
Complete the HEVC controls with missing fields from H.265 specifications. Even if these fields aren't used by the current mainlined drivers they will be required for (at least) the rkvdec driver. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> Reviewed-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar> Acked-by: Nicolas Dufresne <nicolas.dufresne@collabora.com> Tested-by: Jernej Skrabec <jernej.skrabec@gmail.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'Documentation/userspace-api')
-rw-r--r--Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst32
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
index 6183f43f4d73..cff742142a55 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
@@ -2683,6 +2683,16 @@ enum v4l2_mpeg_video_hevc_size_of_length_field -
:stub-columns: 0
:widths: 1 1 2
+ * - __u8
+ - ``video_parameter_set_id``
+ - Specifies the value of the vps_video_parameter_set_id of the active VPS
+ as described in section "7.4.3.2.1 General sequence parameter set RBSP semantics"
+ of H.265 specifications.
+ * - __u8
+ - ``seq_parameter_set_id``
+ - Provides an identifier for the SPS for reference by other syntax elements
+ as described in section "7.4.3.2.1 General sequence parameter set RBSP semantics"
+ of H.265 specifications.
* - __u16
- ``pic_width_in_luma_samples``
-
@@ -2823,6 +2833,9 @@ enum v4l2_mpeg_video_hevc_size_of_length_field -
:widths: 1 1 2
* - __u8
+ - ``pic_parameter_set_id``
+ - Identifies the PPS for reference by other syntax elements.
+ * - __u8
- ``num_extra_slice_header_bits``
-
* - __u8
@@ -3048,6 +3061,15 @@ enum v4l2_mpeg_video_hevc_size_of_length_field -
* - __u8
- ``ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]``
- The list of L1 reference elements as indices in the DPB.
+ * - __u16
+ - ``short_term_ref_pic_set_size``
+ - Specifies the size, in bits, of the short-term reference picture set, described as st_ref_pic_set()
+ in the specification, included in the slice header or SPS (section 7.3.6.1).
+ * - __u16
+ - ``long_term_ref_pic_set_size``
+ - Specifies the size, in bits, of the long-term reference picture set include in the slice header
+ or SPS. It is the number of bits in the conditional block if(long_term_ref_pics_present_flag)
+ in section 7.3.6.1 of the specification.
* - __u8
- ``padding``
- Applications and drivers must set this to zero.
@@ -3385,6 +3407,16 @@ enum v4l2_mpeg_video_hevc_size_of_length_field -
- ``pic_order_cnt_val``
- PicOrderCntVal as described in section 8.3.1 "Decoding process
for picture order count" of the specification.
+ * - __u16
+ - ``short_term_ref_pic_set_size``
+ - Specifies the size, in bits, of the short-term reference picture set, of the first slice
+ described as st_ref_pic_set() in the specification, included in the slice header
+ or SPS (section 7.3.6.1).
+ * - __u16
+ - ``long_term_ref_pic_set_size``
+ - Specifies the size, in bits, of the long-term reference picture set, of the first slice
+ included in the slice header or SPS. It is the number of bits in the conditional block
+ if(long_term_ref_pics_present_flag) in section 7.3.6.1 of the specification.
* - __u8
- ``num_active_dpb_entries``
- The number of entries in ``dpb``.