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Subject[PATCH v3 00/13] Stateless H.264 de-staging
Date
Now that H.264 stateless controls are solid, we can get it
out of staging.

Following some guidelines from Hans, this series creates a
new stateless control class for the stable codec controls to land.

While here, I'm including a patch from Jonas adding profiles
and levels to Rkvdec, and also made a similar fix for Cedrus.

This series was tested on a i.MX8MQ EVK board, using GStreamer:

https://gitlab.freedesktop.org/ezequielgarcia/gst-plugins-bad/-/commits/h264_stable_uapi

In case someone wants to give this a test.

Here's compliance output, with today's master branch:

commit 11da65eee7a271bba3f21d8117cdac428fe3a91e (HEAD -> master, origin/master, origin/HEAD)
Author: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Date: Sat Nov 14 13:41:14 2020 +0100

v4l2-ctl: clean up control value printing

v4l2-compliance 1.19.0GIT_COMMIT_CNT, 64 bits, 64-bit time_t
v4l2-compliance SHA: GIT_SHA GIT_COMMIT_DATE

Compliance test for hantro-vpu device /dev/video0:

Driver Info:
Driver name : hantro-vpu
Card type : nxp,imx8mq-vpu-dec
Bus info : platform: hantro-vpu
Driver version : 5.10.0
Capabilities : 0x84204000
Video Memory-to-Memory Multiplanar
Streaming
Extended Pix Format
Device Capabilities
Device Caps : 0x04204000
Video Memory-to-Memory Multiplanar
Streaming
Extended Pix Format
Media Driver Info:
Driver name : hantro-vpu
Model : hantro-vpu
Serial :
Bus info : platform: hantro-vpu
Media version : 5.10.0
Hardware revision: 0x00000000 (0)
Driver version : 5.10.0
Interface Info:
ID : 0x0300000c
Type : V4L Video
Entity Info:
ID : 0x00000001 (1)
Name : nxp,imx8mq-vpu-dec-source
Function : V4L2 I/O
Pad 0x01000002 : 0: Source
Link 0x02000008: to remote pad 0x1000004 of entity 'nxp,imx8mq-vpu-dec-proc': Data, Enabled, Immutable

Required ioctls:
test MC information (see 'Media Driver Info' above): OK
test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
test second /dev/video0 open: OK
test VIDIOC_QUERYCAP: OK
test VIDIOC_G/S_PRIORITY: OK
test for unlimited opens: OK

test invalid ioctls: OK
Debug ioctls:
test VIDIOC_DBG_G/S_REGISTER: OK (Not Supported)
test VIDIOC_LOG_STATUS: OK (Not Supported)

Input ioctls:
test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
test VIDIOC_ENUMAUDIO: OK (Not Supported)
test VIDIOC_G/S/ENUMINPUT: OK (Not Supported)
test VIDIOC_G/S_AUDIO: OK (Not Supported)
Inputs: 0 Audio Inputs: 0 Tuners: 0

Output ioctls:
test VIDIOC_G/S_MODULATOR: OK (Not Supported)
test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
test VIDIOC_ENUMAUDOUT: OK (Not Supported)
test VIDIOC_G/S/ENUMOUTPUT: OK (Not Supported)
test VIDIOC_G/S_AUDOUT: OK (Not Supported)
Outputs: 0 Audio Outputs: 0 Modulators: 0

Input/Output configuration ioctls:
test VIDIOC_ENUM/G/S/QUERY_STD: OK (Not Supported)
test VIDIOC_ENUM/G/S/QUERY_DV_TIMINGS: OK (Not Supported)
test VIDIOC_DV_TIMINGS_CAP: OK (Not Supported)
test VIDIOC_G/S_EDID: OK (Not Supported)

Control ioctls:
test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
test VIDIOC_QUERYCTRL: OK
test VIDIOC_G/S_CTRL: OK
test VIDIOC_G/S/TRY_EXT_CTRLS: OK
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK
test VIDIOC_G/S_JPEGCOMP: OK (Not Supported)
Standard Controls: 11 Private Controls: 1

Format ioctls:
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
test VIDIOC_G/S_PARM: OK (Not Supported)
test VIDIOC_G_FBUF: OK (Not Supported)
test VIDIOC_G_FMT: OK
test VIDIOC_TRY_FMT: OK
test VIDIOC_S_FMT: OK
test VIDIOC_G_SLICED_VBI_CAP: OK (Not Supported)
test Cropping: OK (Not Supported)
test Composing: OK (Not Supported)
test Scaling: OK (Not Supported)

Codec ioctls:
test VIDIOC_(TRY_)ENCODER_CMD: OK (Not Supported)
test VIDIOC_G_ENC_INDEX: OK (Not Supported)
test VIDIOC_(TRY_)DECODER_CMD: OK (Not Supported)

Buffer ioctls:
test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
test VIDIOC_EXPBUF: OK
test Requests: OK

Total for hantro-vpu device /dev/video0: 46, Succeeded: 46, Failed: 0, Warnings: 0

Thanks,
Ezequiel

v3:
* Dropped level control from Cedrus, as agreed.
* Add support for H264 stateless controls in std_log and std_validate_compound.
* Added a ctrl debug error message, to help debug validation issues.
* Style minor fixes as requested by Hans.
v2:
* Split destage changes in several patches so it's easier to review.
* Added missing changes to drivers/media/v4l2-core/v4l2-ctrls.c.
* Renamed V4L2_CID_CODEC_CX2341X_ and V4L2_CID_MPEG_MFC51_
* Moved the compatibility macros for MPEG to the end of the header.

Ezequiel Garcia (12):
media: ctrls: Add validate failure debug message
media: cedrus: h264: Support profile controls
media: Rename stateful codec control macros
media: Clean stateless control includes
media: uapi: h264: Add profile_idc macros
media: controls: Validate H264 stateless controls
media: controls: Add the stateless codec control class
media: uapi: Move parsed H264 pixel format out of staging
media: uapi: Move the H264 stateless control types out of staging
media: controls: Log H264 stateless controls in .std_log
media: uapi: move H264 stateless controls out of staging
media: docs: Move the H264 stateless codec uAPI

Jonas Karlman (1):
media: rkvdec: h264: Support profile and level controls

.../userspace-api/media/v4l/common.rst | 1 +
.../userspace-api/media/v4l/dev-mem2mem.rst | 2 +-
.../media/v4l/ext-ctrls-codec-stateless.rst | 674 +++++++++++++++
.../media/v4l/ext-ctrls-codec.rst | 696 +--------------
.../media/v4l/extended-controls.rst | 8 +-
.../media/v4l/pixfmt-compressed.rst | 21 +-
.../media/v4l/vidioc-g-ext-ctrls.rst | 6 +-
drivers/media/common/cx2341x.c | 4 +-
drivers/media/platform/s5p-mfc/s5p_mfc_dec.c | 2 +-
drivers/media/platform/s5p-mfc/s5p_mfc_enc.c | 2 +-
drivers/media/v4l2-core/v4l2-ctrls.c | 153 +++-
drivers/staging/media/hantro/hantro_drv.c | 26 +-
drivers/staging/media/hantro/hantro_h264.c | 8 +-
drivers/staging/media/hantro/hantro_hw.h | 4 +-
drivers/staging/media/rkvdec/rkvdec-h264.c | 8 +-
drivers/staging/media/rkvdec/rkvdec.c | 39 +-
drivers/staging/media/sunxi/cedrus/cedrus.c | 43 +-
.../staging/media/sunxi/cedrus/cedrus_dec.c | 12 +-
include/media/fwht-ctrls.h | 2 +-
include/media/h264-ctrls.h | 34 +-
include/media/hevc-ctrls.h | 10 +-
include/media/mpeg2-ctrls.h | 4 +-
include/media/v4l2-ctrls.h | 1 -
include/media/v4l2-h264.h | 2 +-
include/media/vp8-ctrls.h | 2 +-
include/uapi/linux/v4l2-controls.h | 795 +++++++++++++-----
include/uapi/linux/videodev2.h | 8 +
27 files changed, 1542 insertions(+), 1025 deletions(-)
create mode 100644 Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst

--
2.27.0

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