Re: [PATCH v4 00/15] Move HEVC stateless controls out of staging

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Le 06/04/2022 à 14:46, Adam Ford a écrit :
On Wed, Apr 6, 2022 at 7:41 AM Benjamin Gaignard
<benjamin.gaignard@xxxxxxxxxxxxx> wrote:

Le 06/04/2022 à 14:28, Adam Ford a écrit :
On Wed, Apr 6, 2022 at 1:56 AM Benjamin Gaignard
<benjamin.gaignard@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx> wrote:
Le 02/04/2022 à 18:59, Adam Ford a écrit :
On Sat, Apr 2, 2022 at 11:22 AM Adam Ford <aford173@xxxxxxxxx> wrote:
On Fri, Apr 1, 2022 at 8:18 AM Benjamin Gaignard
<benjamin.gaignard@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx> 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

Mine looks like:

# 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

It is the same so that suggest the issue is coming from GStreamer plugin.


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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