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SubjectRe: [PATCH v7 00/11] VP9 codec V4L2 control interface
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Hi Hans,

W dniu 15.11.2021 o 16:07, Hans Verkuil pisze:
> Andrzej,
>
> Can you rebase this series on top of the master branch of
> https://git.linuxtv.org/media_stage.git/ ? Unfortunately this v7 no longer
> applies. Specifically "rkvdec: Add the VP9 backend" failed in a non-trivial
> manner.

This is a branch for you:

https://gitlab.collabora.com/linux/for-upstream/-/tree/vp9-uapi

Regards,

Andrzej


>
> Regards,
>
> Hans
>
> On 29/09/2021 18:04, Andrzej Pietrasiewicz wrote:
>> Dear all,
>>
>> This patch series adds VP9 codec V4L2 control interface and two drivers
>> using the new controls. It is a follow-up of previous v6 series [1].
>>
>> In this iteration, we've implemented VP9 hardware decoding on two devices:
>> Rockchip VDEC and Hantro G2, and tested on RK3399, i.MX8MQ and i.MX8MP.
>> The i.MX8M driver needs proper power domains support, though, which is a
>> subject of a different effort, but in all 3 cases we were able to run the
>> drivers.
>>
>> GStreamer support is also available, the needed changes have been submitted
>> by Daniel Almeida [2]. This MR is ready to be merged, and just needs the
>> VP9 V4L2 controls to be merged and released.
>>
>> Both rkvdec and hantro drivers are passing a significant number of VP9 tests
>> using Fluster[3]. There are still a few tests that are not passing, due to
>> dynamic frame resize (not yet supported by V4L2) and small size videos
>> (due to IP block limitations).
>>
>> The series adds the VP9 codec V4L2 control API as uAPI, so it aims at being
>> merged without passing through staging, as agreed[4]. The ABI has been checked
>> for padding and verified to contain no holes.
>>
>> [1] https://patchwork.linuxtv.org/project/linux-media/list/?series=6377
>> [2] https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2144
>> [3] https://github.com/fluendo/fluster
>> [4] https://lore.kernel.org/linux-media/b8f83c93-67fd-09f5-9314-15746cbfdc61@xs4all.nl/
>>
>> The series depends on the YUV tiled format support prepared by Ezequiel:
>> https://www.spinics.net/lists/linux-media/msg197047.html
>>
>> Rebased onto latest media_tree.
>>
>> Changes related to v6:
>> - moved setting tile filter and tile bsd auxiliary buffer addresses so
>> that they are always set, even if no tiles are used (thanks, Jernej)
>> - added a comment near the place where the 32-bit DMA mask is applied
>> (thanks, Nicolas)
>> - improved consistency in register names (thanks, Nicolas)
>>
>> Changes related to v5:
>> - improved the doc comments as per Ezequiel's review (thanks, Ezequiel)
>> - improved pdf output of documentation
>> - added Benjamin's Reviewed-by (thanks, Benjamin)
>>
>> Changes related to v4:
>> - removed unused enum v4l2_vp9_intra_prediction_mode
>> - converted remaining enums to defines to follow the convention
>> - improved the documentation, in particular better documented how to use segmentation
>> features
>>
>> Changes related to v3:
>>
>> Apply suggestions from Jernej's review (thanks, Jernej):
>> - renamed a control and two structs:
>> V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR_PROBS =>
>> V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR
>> v4l2_ctrl_vp9_compressed_hdr_probs =>
>> v4l2_ctrl_vp9_compressed_hdr
>> v4l2_vp9_mv_compressed_hdr_probs => v4l2_vp9_mv_probs
>> - moved tx_mode to v4l2_ctrl_vp9_compressed_hdr
>> - fixed enum v4l2_vp9_ref_frame_sign_bias values (which are used to test a bitfield)
>> - explicitly assigned values to all other vp9 enums
>>
>> Apply suggestion from Nicolas's review (thanks, Nicolas):
>> - explicitly stated that the v4l2_ctrl_vp9_compressed_hdr control is optional
>> and implemented only by drivers which need it
>>
>> Changes related to the RFC v2:
>>
>> - added another driver including a postprocessor to de-tile
>> codec-specific tiling
>> - reworked uAPI structs layout to follow VP8 style
>> - changed validation of loop filter params
>> - changed validation of segmentation params
>> - changed validation of VP9 frame params
>> - removed level lookup array from loop filter struct
>> (can be computed by drivers)
>> - renamed some enum values to match the spec more closely
>> - V4L2 VP9 library changed the 'eob' member of
>> 'struct v4l2_vp9_frame_symbol_counts' so that it is an array
>> of pointers instead of an array of pointers to arrays
>> (IPs such as g2 creatively pass parts of the 'eob' counts in
>> the 'coeff' counts)
>> - factored out several repeated portions of code
>> - minor nitpicks and cleanups
>>
>> Andrzej Pietrasiewicz (6):
>> media: uapi: Add VP9 stateless decoder controls
>> media: Add VP9 v4l2 library
>> media: hantro: Rename registers
>> media: hantro: Prepare for other G2 codecs
>> media: hantro: Support VP9 on the G2 core
>> media: hantro: Support NV12 on the G2 core
>>
>> Boris Brezillon (1):
>> media: rkvdec: Add the VP9 backend
>>
>> Ezequiel Garcia (4):
>> hantro: postproc: Fix motion vector space size
>> hantro: postproc: Introduce struct hantro_postproc_ops
>> hantro: Simplify postprocessor
>> hantro: Add quirk for NV12/NV12_4L4 capture format
>>
>> .../userspace-api/media/v4l/biblio.rst | 10 +
>> .../media/v4l/ext-ctrls-codec-stateless.rst | 573 +++++
>> .../media/v4l/pixfmt-compressed.rst | 15 +
>> .../media/v4l/vidioc-g-ext-ctrls.rst | 8 +
>> .../media/v4l/vidioc-queryctrl.rst | 12 +
>> .../media/videodev2.h.rst.exceptions | 2 +
>> drivers/media/v4l2-core/Kconfig | 4 +
>> drivers/media/v4l2-core/Makefile | 1 +
>> drivers/media/v4l2-core/v4l2-ctrls-core.c | 180 ++
>> drivers/media/v4l2-core/v4l2-ctrls-defs.c | 8 +
>> drivers/media/v4l2-core/v4l2-ioctl.c | 1 +
>> drivers/media/v4l2-core/v4l2-vp9.c | 1850 +++++++++++++++++
>> drivers/staging/media/hantro/Kconfig | 1 +
>> drivers/staging/media/hantro/Makefile | 7 +-
>> drivers/staging/media/hantro/hantro.h | 40 +-
>> drivers/staging/media/hantro/hantro_drv.c | 23 +-
>> drivers/staging/media/hantro/hantro_g2.c | 27 +
>> .../staging/media/hantro/hantro_g2_hevc_dec.c | 69 +-
>> drivers/staging/media/hantro/hantro_g2_regs.h | 132 +-
>> .../staging/media/hantro/hantro_g2_vp9_dec.c | 980 +++++++++
>> drivers/staging/media/hantro/hantro_hw.h | 83 +-
>> .../staging/media/hantro/hantro_postproc.c | 79 +-
>> drivers/staging/media/hantro/hantro_v4l2.c | 20 +
>> drivers/staging/media/hantro/hantro_vp9.c | 240 +++
>> drivers/staging/media/hantro/hantro_vp9.h | 103 +
>> drivers/staging/media/hantro/imx8m_vpu_hw.c | 38 +-
>> .../staging/media/hantro/rockchip_vpu_hw.c | 7 +-
>> .../staging/media/hantro/sama5d4_vdec_hw.c | 3 +-
>> drivers/staging/media/rkvdec/Kconfig | 1 +
>> drivers/staging/media/rkvdec/Makefile | 2 +-
>> drivers/staging/media/rkvdec/rkvdec-vp9.c | 1078 ++++++++++
>> drivers/staging/media/rkvdec/rkvdec.c | 52 +-
>> drivers/staging/media/rkvdec/rkvdec.h | 12 +-
>> include/media/v4l2-ctrls.h | 4 +
>> include/media/v4l2-vp9.h | 182 ++
>> include/uapi/linux/v4l2-controls.h | 284 +++
>> include/uapi/linux/videodev2.h | 6 +
>> 37 files changed, 6033 insertions(+), 104 deletions(-)
>> create mode 100644 drivers/media/v4l2-core/v4l2-vp9.c
>> create mode 100644 drivers/staging/media/hantro/hantro_g2.c
>> create mode 100644 drivers/staging/media/hantro/hantro_g2_vp9_dec.c
>> create mode 100644 drivers/staging/media/hantro/hantro_vp9.c
>> create mode 100644 drivers/staging/media/hantro/hantro_vp9.h
>> create mode 100644 drivers/staging/media/rkvdec/rkvdec-vp9.c
>> create mode 100644 include/media/v4l2-vp9.h
>>
>>
>> base-commit: e4e737bb5c170df6135a127739a9e6148ee3da82
>>
>

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