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Date: Wed, 6 Apr 2022 14:40:55 +0200
From: Benjamin Gaignard <benjamin.gaignard@...labora.com>
To: Adam Ford <aford173@...il.com>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>,
Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
Philipp Zabel <p.zabel@...gutronix.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
mripard@...nel.org, paul.kocialkowski@...tlin.com,
Chen-Yu Tsai <wens@...e.org>,
"jernej.skrabec" <jernej.skrabec@...il.com>,
Jonas Karlman <jonas@...boo.se>,
Nicolas Dufresne <nicolas@...fresne.ca>,
linux-media <linux-media@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
"open list:STAGING SUBSYSTEM" <linux-staging@...ts.linux.dev>,
arm-soc <linux-arm-kernel@...ts.infradead.org>,
linux-sunxi@...ts.linux.dev, kernel <kernel@...labora.com>,
knaerzche@...il.com, jc@...esim.co.uk
Subject: Re: [PATCH v4 00/15] Move HEVC stateless controls out of staging
Le 06/04/2022 à 14:28, Adam Ford a écrit :
> On Wed, Apr 6, 2022 at 1:56 AM Benjamin Gaignard
> <benjamin.gaignard@...labora.com> wrote:
>>
>> Le 05/04/2022 à 23:27, Adam Ford a écrit :
>>> On Mon, Apr 4, 2022 at 10:56 AM Benjamin Gaignard
>>> <benjamin.gaignard@...labora.com> wrote:
>>>> Le 02/04/2022 à 18:59, Adam Ford a écrit :
>>>>> On Sat, Apr 2, 2022 at 11:22 AM Adam Ford <aford173@...il.com> wrote:
>>>>>> On Fri, Apr 1, 2022 at 8:18 AM Benjamin Gaignard
>>>>>> <benjamin.gaignard@...labora.com> wrote:
>>>>>>> Le 31/03/2022 à 08:53, Benjamin Gaignard a écrit :
>>>>>>>> Le 30/03/2022 à 20:52, Adam Ford a écrit :
>>>>>>>>> On Wed, Mar 30, 2022 at 2:53 AM Benjamin Gaignard
>>>>>>>>> <benjamin.gaignard@...labora.com> wrote:
>>>>>>>>>> Le 28/02/2022 à 15:08, Benjamin Gaignard a écrit :
>>>>>>>>>>> This series aims to make HEVC uapi stable and usable for hardware
>>>>>>>>>>> decoder. HEVC uapi is used by 2 mainlined drivers (Cedrus and Hantro)
>>>>>>>>>>> and 2 out of the tree drivers (rkvdec and RPI).
>>>>>>>>>>>
>>>>>>>>>>> After the remarks done on version 2, I have completely reworked to
>>>>>>>>>>> patches
>>>>>>>>>>> split so changelogs are meaningless. I have also drop "RFC" from the
>>>>>>>>>>> titles.
>>>>>>>>>>>
>>>>>>>>>>> Version 4:
>>>>>>>>>>> - Add num_entry_point_offsets field in struct
>>>>>>>>>>> v4l2_ctrl_hevc_slice_params
>>>>>>>>>>> - Fix V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS name
>>>>>>>>>>> - Initialize control V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS
>>>>>>>>>>> - Fix space/tab issue in kernel-doc
>>>>>>>>>>> - Add patch to change data_bit_offset definition
>>>>>>>>>>> - Fix hantro-media SPDX license
>>>>>>>>>>> - put controls under stateless section in v4l2-ctrls-defs.c
>>>>>>>>>>>
>>>>>>>>>>> At the end fluster tests results on IMX8MQ is 77/147 for HEVC codec.
>>>>>>>>>> Dear reviewers,
>>>>>>>>>>
>>>>>>>>>> This series is waiting for your feedback,
>>>>>>>>> I tried several times with the suggested repos for both the kernel and
>>>>>>>>> g-streamer without success getting Fluster to pass any tests on the
>>>>>>>>> imx8mq. I can try again but I likely won't get to it until this
>>>>>>>>> weekend. If I can get it working, I'll test both the 8mq and 8mm.
>>>>>>>> Thanks a lot for that.
>>>>>>>>
>>>>>>>> Benjamin
>>>>>>> Adam,
>>>>>>>
>>>>>>> You may need to check if h265parse and v4l2slh265dec are available on your board.
>>>>>> I ran gst-inspect to see what showed up with 265 in the name.
>>>>>>
>>>>>> # gst-inspect-1.0 |grep 265
>>>>>> libav: avdec_h265: libav HEVC (High Efficiency Video Coding) decoder
>>>>>> rtp: rtph265depay: RTP H265 depayloader
>>>>>> rtp: rtph265pay: RTP H265 payloader
>>>>>> typefindfunctions: video/x-h265: h265, x265, 265
>>>>>> v4l2codecs: v4l2slh265dec: V4L2 Stateless H.265 Video Decoder
>>>>>> videoparsersbad: h265parse: H.265 parser
>>>>>>
>>>>>> It appears I have both h265parse and v4l2slh265dec.
>>>>>>
>>>>>>> fluster check if v4l2slh265dec is working fine with this command line:
>>>>>>>
>>>>>>> gst-launch-1.0 appsrc num-buffers=0 ! h265parse ! v4l2slh265dec ! fakesink
>>>>>>>
>>>>>>> so if one of them is missing it won't work.
>>>>>> gst-launch-1.0 appsrc num-buffers=0 ! h265parse ! v4l2slh265dec ! fakesink
>>>>>> Setting pipeline to PAUSED ...
>>>>>> 0:00:00.098389938 526 0xaaaaf9d86ac0 ERROR v4l2codecs-decoder
>>>>>> gstv4l2decoder.c:725:gst_v4l2_decoder_get_controls:<v4l2decoder2>
>>>>>> VIDIOC_G_EXT_CTRLS failed: Invalid argument
>>>>>> ERROR: from element
>>>>>> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0: Driver did not
>>>>>> report framing and start code method.
>>>>>> Additional debug info:
>>>>>> ../subprojects/gst-plugins-bad/sys/v4l2codecs/gstv4l2codech265dec.c(155):
>>>>>> gst_v4l2_codec_h265_dec_open ():
>>>>>> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0:
>>>>>> gst_v4l2_decoder_get_controls() failed: Invalid argument
>>>>>> ERROR: pipeline doesn't want to preroll.
>>>>>> ERROR: from element
>>>>>> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0: Could not
>>>>>> initialize supporting library.
>>>>>> Additional debug info:
>>>>>> ../subprojects/gst-plugins-base/gst-libs/gst/video/gstvideodecoder.c(2909):
>>>>>> gst_video_decoder_change_state ():
>>>>>> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0:
>>>>>> Failed to open decoder
>>>>>> ERROR: pipeline doesn't want to preroll.
>>>>>> Failed to set pipeline to PAUSED.
>>>>>> Setting pipeline to NULL ...
>>>>>> Freeing pipeline ...
>>>>>>
>>>>>> Does this mean I have a wrong version of the kernel and/or incomplete patches?
>>>>> I double checked the branches.
>>>>>
>>>>> Kernel:
>>>>> https://gitlab.collabora.com/benjamin.gaignard/for-upstream.git
>>>>> branch: origin/HEVC_UAPI_V4
>>>>>
>>>>> Gstreamer:
>>>>> https://gitlab.freedesktop.org/benjamin.gaignard1/gstreamer.git
>>>>> branch: origin/benjamin.gaignard1/gstreamer-HEVC_aligned_with_kernel_5.15
>>>>>
>>>>>
>>>>> I am still not able to run h.265/HEVC tests.
>>>> Hello Adam,
>>>>
>>>> I have updated the following branches with the versions I have used today:
>>>>
>>>> Kernel:
>>>> https://gitlab.collabora.com/benjamin.gaignard/for-upstream.git
>>>> branch: origin/HEVC_UAPI_V5 only one change in documentation vs version 4 but rebased in v5.18-rc1
>>>>
>>>> Gstreamer:
>>>> https://gitlab.freedesktop.org/benjamin.gaignard1/gstreamer.git
>>>> branch: origin/benjamin.gaignard1/gstreamer-HEVC_aligned_with_kernel_5.15 updated on the latest GST main branch
>>>>
>>>> I hope this will work fine this time.
>>> I wish I had better news for you:
>>>
>>> dmesg shows the hantro driver is being loaded:
>>>
>>> [ 38.612243] hantro-vpu 38300000.video-codec: registered
>>> nxp,imx8mq-vpu-g1-dec as /dev/video0
>>> [ 38.612618] hantro-vpu 38310000.video-codec: registered
>>> nxp,imx8mq-vpu-g2-dec as /dev/video1
>>>
>>> # gst-inspect-1.0 |grep 265
>>> libav: avdec_h265: libav HEVC (High Efficiency Video Coding) decoder
>>> rtp: rtph265depay: RTP H265 depayloader
>>> rtp: rtph265pay: RTP H265 payloader
>>> typefindfunctions: video/x-h265: h265, x265, 265
>>> v4l2codecs: v4l2slh265dec: V4L2 Stateless H.265 Video Decoder
>>> videoparsersbad: h265parse: H.265 parser
>>>
>>> Fluster reports:
>>> GStreamer-H.265-V4L2SL-Gst1.0: GStreamer H.265 V4L2SL decoder for
>>> GStreamer 1.0... ❌
>> Still the same error about non supported control ?
> # gst-lagst-launch-1.0 appsrc num-buffers=0 ! h265parse !
> v4l2slh265dec ! fakesink
> Setting pipeline to PAUSED ...
> 0:00:01.704385508 420 0xaaaaec0a76c0 ERROR v4l2codecs-decoder
> gstv4l2decoder.c:725:gst_v4l2_decoder_get_controls:<v4l2decoder2>
> VIDIOC_G_EXT_CTRLS failed: Invalid argument
> ERROR: from element
> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0: Driver did not
> report framing and start code method.
> Additional debug info:
> ../subprojects/gst-plugins-bad/sys/v4l2codecs/gstv4l2codech265dec.c(155):
> gst_v4l2_codec_h265_dec_open ():
> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0:
> gst_v4l2_decoder_get_controls() failed: Invalid argument
> ERROR: pipeline doesn't want to preroll.
> ERROR: from element
> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0: Could not
> initialize supporting library.
> Additional debug info:
> ../subprojects/gst-plugins-base/gst-libs/gst/video/gstvideodecoder.c(2909):
> gst_video_decoder_change_state ():
> /GstPipeline:pipeline0/v4l2slh265dec:v4l2slh265dec0:
> Failed to open decoder
> ERROR: pipeline doesn't want to preroll.
> Failed to set pipeline to PAUSED.
> Setting pipeline to NULL ...
> Freeing pipeline ...
What is the result of v4l2-ctl ?
Here I have:
v4l2-ctl --all -d 1
Driver Info:
Driver name : hantro-vpu
Card type : nxp,imx8mq-vpu-g2-dec
Bus info : platform: hantro-vpu
Driver version : 5.18.0
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 : 5.18.0
Hardware revision: 0x00000000 (0)
Driver version : 5.18.0
Interface Info:
ID : 0x0300000c
Type : V4L Video
Entity Info:
ID : 0x00000001 (1)
Name : nxp,imx8mq-vpu-g2-dec-source
Function : V4L2 I/O
Pad 0x01000002 : 0: Source
Link 0x02000008: to remote pad 0x1000004 of entity 'nxp,imx8mq-vpu-g2-dec-proc': Data, Enabled, Immutable
Priority: 2
Format Video Capture Multiplanar:
Width/Height : 48/48
Pixel Format : 'VT12' (Y/CbCr 4:2:0 (4x4 Linear))
Field : None
Number of planes : 1
Flags :
Colorspace : JPEG
Transfer Function : Default
YCbCr/HSV Encoding: Default
Quantization : Default
Plane 0 :
Bytes per Line : 48
Size Image : 3600
Format Video Output Multiplanar:
Width/Height : 48/48
Pixel Format : 'S265' (HEVC Parsed Slice Data)
Field : None
Number of planes : 1
Flags :
Colorspace : JPEG
Transfer Function : Default
YCbCr/HSV Encoding: Default
Quantization : Default
Plane 0 :
Bytes per Line : 0
Size Image : 4608
User Controls
hantro_hevc_slice_header_skip_b 0x00981a80 (int) : min=0 max=256 step=1 default=0 value=0
Codec Controls
hevc_profile 0x00990b67 (menu) : min=0 max=2 default=0 value=0
0: Main
1: Main Still Picture
2: Main 10
hevc_level 0x00990b68 (menu) : min=0 max=8 default=0 value=0
0: 1
1: 2
2: 2.1
3: 3
4: 3.1
5: 4
6: 4.1
7: 5
8: 5.1
Stateless Codec Controls
vp9_frame_decode_parameters 0x00a40a2c (unknown): type=261 flags=has-payload
vp9_probabilities_updates 0x00a40a2d (unknown): type=260 flags=has-payload
hevc_sequence_parameter_set 0x00a40a90 (unknown): type=270 flags=has-payload
hevc_picture_parameter_set 0x00a40a91 (unknown): type=271 flags=has-payload
hevc_scaling_matrix 0x00a40a93 (unknown): type=273 flags=has-payload
hevc_decode_parameters 0x00a40a94 (unknown): type=274 flags=has-payload
hevc_decode_mode 0x00a40a95 (menu) : min=1 max=1 default=1 value=1
1: Frame-Based
hevc_start_code 0x00a40a96 (menu) : min=1 max=1 default=1 value=1
1: Annex B Start Code
>
>> Benjamin
>>
>>> adam
>>>> Benjamin
>>>>
>>>>> adam
>>>>>> adam
>>>>>>> Regards,
>>>>>>> Benjamin
>>>>>>>
>>>>>>>>> adam
>>>>>>>>>> Thanks,
>>>>>>>>>> Benjamin
>>>>>>>>>>
>>>>>>>>>>> Benjamin
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Benjamin Gaignard (12):
>>>>>>>>>>> media: uapi: HEVC: Add missing fields in HEVC controls
>>>>>>>>>>> media: uapi: HEVC: Rename HEVC stateless controls with STATELESS
>>>>>>>>>>> prefix
>>>>>>>>>>> media: uapi: HEVC: Add document uAPI structure
>>>>>>>>>>> media: uapi: HEVC: Define V4L2_CID_STATELESS_HEVC_SLICE_PARAMS
>>>>>>>>>>> as a
>>>>>>>>>>> dynamic array
>>>>>>>>>>> media: uapi: Move parsed HEVC pixel format out of staging
>>>>>>>>>>> media: uapi: Add V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS
>>>>>>>>>>> control
>>>>>>>>>>> media: uapi: Move the HEVC stateless control type out of staging
>>>>>>>>>>> media: controls: Log HEVC stateless control in .std_log
>>>>>>>>>>> media: uapi: Create a dedicated header for Hantro control
>>>>>>>>>>> media: uapi: HEVC: fix padding in v4l2 control structures
>>>>>>>>>>> media: uapi: Change data_bit_offset definition
>>>>>>>>>>> media: uapi: move HEVC stateless controls out of staging
>>>>>>>>>>>
>>>>>>>>>>> Hans Verkuil (3):
>>>>>>>>>>> videodev2.h: add V4L2_CTRL_FLAG_DYNAMIC_ARRAY
>>>>>>>>>>> v4l2-ctrls: add support for dynamically allocated arrays.
>>>>>>>>>>> vivid: add dynamic array test control
>>>>>>>>>>>
>>>>>>>>>>> .../userspace-api/media/drivers/hantro.rst | 5 -
>>>>>>>>>>> .../media/v4l/ext-ctrls-codec-stateless.rst | 833
>>>>>>>>>>> ++++++++++++++++++
>>>>>>>>>>> .../media/v4l/ext-ctrls-codec.rst | 780
>>>>>>>>>>> ----------------
>>>>>>>>>>> .../media/v4l/pixfmt-compressed.rst | 7 +-
>>>>>>>>>>> .../media/v4l/vidioc-g-ext-ctrls.rst | 20 +
>>>>>>>>>>> .../media/v4l/vidioc-queryctrl.rst | 8 +
>>>>>>>>>>> .../media/videodev2.h.rst.exceptions | 5 +
>>>>>>>>>>> .../media/test-drivers/vivid/vivid-ctrls.c | 15 +
>>>>>>>>>>> drivers/media/v4l2-core/v4l2-ctrls-api.c | 103 ++-
>>>>>>>>>>> drivers/media/v4l2-core/v4l2-ctrls-core.c | 198 ++++-
>>>>>>>>>>> drivers/media/v4l2-core/v4l2-ctrls-defs.c | 37 +-
>>>>>>>>>>> drivers/media/v4l2-core/v4l2-ctrls-priv.h | 3 +-
>>>>>>>>>>> drivers/media/v4l2-core/v4l2-ctrls-request.c | 13 +-
>>>>>>>>>>> drivers/staging/media/hantro/hantro_drv.c | 27 +-
>>>>>>>>>>> drivers/staging/media/hantro/hantro_hevc.c | 8 +-
>>>>>>>>>>> drivers/staging/media/sunxi/cedrus/cedrus.c | 24 +-
>>>>>>>>>>> .../staging/media/sunxi/cedrus/cedrus_dec.c | 10 +-
>>>>>>>>>>> .../staging/media/sunxi/cedrus/cedrus_h265.c | 2 +-
>>>>>>>>>>> include/media/hevc-ctrls.h | 250 ------
>>>>>>>>>>> include/media/v4l2-ctrls.h | 48 +-
>>>>>>>>>>> include/uapi/linux/hantro-media.h | 19 +
>>>>>>>>>>> include/uapi/linux/v4l2-controls.h | 439 +++++++++
>>>>>>>>>>> include/uapi/linux/videodev2.h | 13 +
>>>>>>>>>>> 23 files changed, 1697 insertions(+), 1170 deletions(-)
>>>>>>>>>>> delete mode 100644 include/media/hevc-ctrls.h
>>>>>>>>>>> create mode 100644 include/uapi/linux/hantro-media.h
>>>>>>>>>>>
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