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[85.68.183.99]) by smtp.gmail.com with ESMTPSA id d4sm19348985wrq.22.2019.10.07.07.59.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Oct 2019 07:59:10 -0700 (PDT) From: Maxime Jourdan To: Mauro Carvalho Chehab , Hans Verkuil Subject: [PATCH 0/2] media: meson: vdec: Add compliant H264 support Date: Mon, 7 Oct 2019 16:59:07 +0200 Message-Id: <20191007145909.29979-1-mjourdan@baylibre.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191007_075913_322239_BB6F64B2 X-CRM114-Status: GOOD ( 11.41 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Neil Armstrong , Martin Blumenstingl , Kevin Hilman , linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, Jerome Brunet , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Hello, This patch series aims to bring H.264 support as well as compliance update to the amlogic stateful video decoder driver. There is 1 issue that remains currently: - The following codepath had to be commented out from v4l2-compliance as it led to stalling: if (node->codec_mask & STATEFUL_DECODER) { struct v4l2_decoder_cmd cmd; buffer buf_cap(m2m_q); memset(&cmd, 0, sizeof(cmd)); cmd.cmd = V4L2_DEC_CMD_STOP; /* No buffers are queued, call STREAMON, then STOP */ fail_on_test(node->streamon(q.g_type())); fail_on_test(node->streamon(m2m_q.g_type())); fail_on_test(doioctl(node, VIDIOC_DECODER_CMD, &cmd)); fail_on_test(buf_cap.querybuf(node, 0)); fail_on_test(buf_cap.qbuf(node)); fail_on_test(buf_cap.dqbuf(node)); fail_on_test(!(buf_cap.g_flags() & V4L2_BUF_FLAG_LAST)); for (unsigned p = 0; p < buf_cap.g_num_planes(); p++) fail_on_test(buf_cap.g_bytesused(p)); fail_on_test(node->streamoff(q.g_type())); fail_on_test(node->streamoff(m2m_q.g_type())); /* Call STREAMON, queue one CAPTURE buffer, then STOP */ fail_on_test(node->streamon(q.g_type())); fail_on_test(node->streamon(m2m_q.g_type())); fail_on_test(buf_cap.querybuf(node, 0)); fail_on_test(buf_cap.qbuf(node)); fail_on_test(doioctl(node, VIDIOC_DECODER_CMD, &cmd)); fail_on_test(buf_cap.dqbuf(node)); fail_on_test(!(buf_cap.g_flags() & V4L2_BUF_FLAG_LAST)); for (unsigned p = 0; p < buf_cap.g_num_planes(); p++) fail_on_test(buf_cap.g_bytesused(p)); fail_on_test(node->streamoff(q.g_type())); fail_on_test(node->streamoff(m2m_q.g_type())); } The reason for this is because the driver has a limitation where all capturebuffers must be queued to the driver before STREAMON is effective. The firmware needs to know in advance what all the buffers are before starting to decode. This limitation is enforced via q->min_buffers_needed. As such, in this compliance codepath, STREAMON is never actually called driver-side and there is a stall on fail_on_test(buf_cap.dqbuf(node)); One last detail: V4L2_FMT_FLAG_DYN_RESOLUTION is currently not recognized by v4l2-compliance, so it was left out for the test. However, it is present in the patch series. The second patch has 3 "Alignment should match open parenthesis" lines where I preferred to keep them that way. Thanks Stanimir for sharing your HDR file creation tools, this was very helpful :). Maxime # v4l2-compliance --stream-from-hdr test-25fps.h264.hdr -s250 v4l2-compliance SHA: a162244d47d4bb01d0692da879dce5a070f118e7, 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 : 5.4.0 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/video0 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 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 250 buffers test MMAP (select): OK Video Capture Multiplanar: Captured 250 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 Maxime Jourdan (2): media: meson: vdec: bring up to compliance media: meson: vdec: add H.264 decoding support 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 | 34 +- drivers/staging/media/meson/vdec/vdec.c | 70 ++- 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 | 43 ++ 9 files changed, 654 insertions(+), 96 deletions(-) create mode 100644 drivers/staging/media/meson/vdec/codec_h264.c create mode 100644 drivers/staging/media/meson/vdec/codec_h264.h -- 2.23.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic