Re: [PATCH v4 0/4] media: meson: vdec: Add compliant H264 support

From: Neil Armstrong
Date: Thu Feb 06 2020 - 02:57:30 EST

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Hi Nico,

On 01/02/2020 16:38, Nicolas Dufresne wrote:
> Le samedi 01 fÃvrier 2020 Ã 10:34 -0500, Nicolas Dufresne a Ãcrit :
>> Le jeudi 16 janvier 2020 Ã 14:30 +0100, Neil Armstrong a Ãcrit :
>>> Hello,
>>>
>>> This patch series aims to bring H.264 support as well as compliance update
>>> to the amlogic stateful video decoder driver.
>>>
>>> The issue in the V1 patchset at [1] is solved by patch #1 following comments
>>> and requirements from hans. It moves the full draining & stopped state tracking
>>> and handling from vicodec to core v4l2-mem2mem.
>>>
>>> The vicodec changes still passes the v4l2-utils "media-test" tests, log at [5]:
>>> [...]
>>> vicodec media controller compliance tests
>>>
>>> Thu Jan 16 13:00:56 UTC 2020
>>> v4l2-compliance SHA: 7ead0e1856b89f2e19369af452bb03fd0cd16793, 64 bits
>>> [...]
>>> Summary:
>>
>> I've minimally tested this serie with GStreamer master. Play pause and
>> seek seems to work reliably now. It's a little bit spamy with
>> bbb_sunflower_1080p_30fps_normal.mp4:
>>
>> [ 725.304663] meson-vdec c8820000.video-codec: VIFIFO usage (16777763) > VIFIFO size (16777216)
>>
>> But there is no visual artifact or performance degradation.
>>
>> Tested-by: Nicolas Dufresne <nicolas@xxxxxxxxxxxx>
>
> Sorry, I just notice that with kmssink, seek is broken. The kernel
> reports a series of:
>
> [ 1065.046970] meson-vdec c8820000.video-codec: Buffer 0 done but it doesn't exist in m2m_ctx

Thanks a lot for testing, can you share your setup (gst version, gst pipeline, stream...), thanks !

Neil

>
>>
>>> Total for vicodec device /dev/media3: 7, Succeeded: 7, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video13: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>> Total for vicodec device /dev/video14: 51, Succeeded: 51, Failed: 0, Warnings: 0
>>>
>>> Final Summary: 364, Succeeded: 364, Failed: 0, Warnings: 0
>>> Thu Jan 16 13:02:59 UTC 2020
>>>
>>> With this, it also passes vdec v4l2-compliance with H264 streaming on Amlogic G12A
>>> and Amlogic SM1 SoCs successfully.
>>>
>>> The compliance log is:
>>> # v4l2-compliance --stream-from-hdr test-25fps.h264.hdr -s
>>> v4l2-compliance SHA: 7ead0e1856b89f2e19369af452bb03fd0cd16793, 64 bits
>>>
>>> Compliance test for meson-vdec device /dev/video0:
>>>
>>> Driver Info:
>>> Driver name : meson-vdec
>>> Card type : Amlogic Video Decoder
>>> Bus info : platform:meson-vdec
>>> Driver version : 5.5.0
>>> 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
>>> Detected Stateful Decoder
>>>
>>> Required ioctls:
>>> test VIDIOC_QUERYCAP: OK
>>>
>>> Allow for multiple opens:
>>> test second /dev/video19 open: OK
>>> test VIDIOC_QUERYCAP: OK
>>> test VIDIOC_G/S_PRIORITY: OK
>>> test for unlimited opens: 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: 2 Private Controls: 0
>>>
>>> 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
>>>
>>> Buffer ioctls:
>>> test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK
>>> test VIDIOC_EXPBUF: OK
>>> test Requests: OK (Not Supported)
>>>
>>> Test input 0:
>>>
>>> Streaming ioctls:
>>> test read/write: OK (Not Supported)
>>> test blocking wait: OK
>>> Video Capture Multiplanar: Captured 60 buffers
>>> test MMAP (select): OK
>>> Video Capture Multiplanar: Captured 60 buffers
>>> test MMAP (epoll): OK
>>> test USERPTR (select): OK (Not Supported)
>>> test DMABUF: Cannot test, specify --expbuf-device
>>>
>>> Total for meson-vdec device /dev/video0: 49, Succeeded: 49, Failed: 0, Warnings: 0
>>>
>>>
>>> Changes since v3 at [3]:
>>> - Fixed vicodec compliance
>>> - Fixed vdec compliance with v4l2 state management
>>> - fixed doc errors for v4l2-mem2mem.h
>>>
>>> Changes since v2 at [2]:
>>> - Move full draining & stopped state tracking into core v4l2-mem2mem
>>> - Adapt vicodec to use the core v4l2-mem2mem draining & stopped state tracking
>>>
>>> Changes since v1 at [1]:
>>> - fixed output_size is never used reported by hans
>>> - rebased on G12A and SM1 patches
>>> - added handling of qbuf after STREAMON and STOP before enought buffer queued
>>>
>>> [1] https://lore.kernel.org/linux-media/20191007145909.29979-1-mjourdan@xxxxxxxxxxxx
>>> [2] https://lore.kernel.org/linux-media/20191126093733.32404-1-narmstrong@xxxxxxxxxxxx
>>> [3] https://lore.kernel.org/linux-media/20191209122028.13714-1-narmstrong@xxxxxxxxxxxx
>>> [4] https://people.freedesktop.org/~narmstrong/vicodec-compliance-7ead0e1856b89f2e19369af452bb03fd0cd16793-20200116.log
>>>
>>> Maxime Jourdan (2):
>>> media: meson: vdec: bring up to compliance
>>> media: meson: vdec: add H.264 decoding support
>>>
>>> Neil Armstrong (2):
>>> media: v4l2-mem2mem: handle draining, stopped and next-buf-is-last
>>> states
>>> media: vicodec: use v4l2-mem2mem draining, stopped and
>>> next-buf-is-last states handling
>>>
>>> drivers/media/platform/vicodec/vicodec-core.c | 162 ++----
>>> drivers/media/v4l2-core/v4l2-mem2mem.c | 172 ++++++-
>>> drivers/staging/media/meson/vdec/Makefile | 2 +-
>>> drivers/staging/media/meson/vdec/codec_h264.c | 482 ++++++++++++++++++
>>> drivers/staging/media/meson/vdec/codec_h264.h | 14 +
>>> drivers/staging/media/meson/vdec/esparser.c | 58 +--
>>> drivers/staging/media/meson/vdec/vdec.c | 89 ++--
>>> drivers/staging/media/meson/vdec/vdec.h | 14 +-
>>> .../staging/media/meson/vdec/vdec_helpers.c | 85 ++-
>>> .../staging/media/meson/vdec/vdec_helpers.h | 6 +-
>>> .../staging/media/meson/vdec/vdec_platform.c | 71 +++
>>> include/media/v4l2-mem2mem.h | 95 ++++
>>> 12 files changed, 1021 insertions(+), 229 deletions(-)
>>> create mode 100644 drivers/staging/media/meson/vdec/codec_h264.c
>>> create mode 100644 drivers/staging/media/meson/vdec/codec_h264.h
>>>
>

Next message: Zenghui Yu: "[PATCH v2 3/6] irqchip/gic-v4.1: Ensure L2 vPE table is allocated at RD level"
Previous message: Avri Altman: "RE: [PATCH 6/8] scsi: ufs: Add dev ref clock gating wait time support"
In reply to: Nicolas Dufresne: "Re: [PATCH v4 0/4] media: meson: vdec: Add compliant H264 support"
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