Hi all, Andrzej, Jernej, Nicolas, if none of you (or anyone else for that matter) objects, then I'll make a PR for this early next week. 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@xxxxxxxxx/ > > 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 >
