<div dir="auto"><div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">Le mer. 27 mars 2019 04 h 55, Andrea <<a href="mailto:andrea.rossetto@videomed.biz">andrea.rossetto@videomed.biz</a>> a écrit : </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I've installed v4l2-utils and run v4l2-compliance. v4l2-compliance SHA : not available Driver Info: Driver name : video Card type : PL video Bus info : platform:Pl-0.0.0 Driver version: 4.14.0 Capabilities : 0x81200001 Video Capture Read/Write Extended Pix Format Device Capabilities Device Caps : 0x01200001 Video Capture Read/Write Extended Pix Format Compliance test for device /dev/video0 (not using libv4l2): Required ioctls: test VIDIOC_QUERYCAP: OK Allow for multiple opens: test second video 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 test VIDIOC_G/S_AUDIO: OK (Not Supported) Inputs: 1 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) Test input 0: Control ioctls: test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK (Not Supported) test VIDIOC_QUERYCTRL: OK (Not Supported) test VIDIOC_G/S_CTRL: OK (Not Supported) test VIDIOC_G/S/TRY_EXT_CTRLS: OK (Not Supported) test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: OK (Not Supported) test VIDIOC_G/S_JPEGCOMP: OK (Not Supported) Standard Controls: 0 Private Controls: 0 Format ioctls: test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(1121): V4L2_MODE_HIGHQUALITY is poorly defined warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(1121): V4L2_MODE_HIGHQUALITY is poorly defined test VIDIOC_G/S_PARM: OK test VIDIOC_G_FBUF: OK (Not Supported) test VIDIOC_G_FMT: OK warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(717): TRY_FMT cannot handle an invalid pixelformat. warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(718): This may or may not be a problem. For more information see: warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(719): <a href="http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html" rel="noreferrer noreferrer" target="_blank">http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html</a> test VIDIOC_TRY_FMT: OK warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(977): S_FMT cannot handle an invalid pixelformat. warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(978): This may or may not be a problem. For more information see: warn: ../../../v4l-utils-1.12.3/utils/v4l2-compliance/v4l2-test-formats.cpp(979): <a href="http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html" rel="noreferrer noreferrer" target="_blank">http://www.mail-archive.com/linux-media@vger.kernel.org/msg56550.html</a> 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 (Not Supported) Buffer ioctls: test VIDIOC_REQBUFS/CREATE_BUFS/QUERYBUF: OK (Not Supported) test VIDIOC_EXPBUF: OK (Not Supported) Test input 0: Total: 43, Succeeded: 43, Failed: 0, Warnings: 8 After solving some fail, lanching again the pipeline the error did not change: </blockquote></div></div><div dir="auto"> </div><div dir="auto">No idea, did you test doing capture with v4l2-ctl utility, like I suggested ?</div><div dir="auto"> </div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> DEBUG v4l2 gstv4l2object.c:4061:gst_v4l2_object_decide_allocation:<v4l2src0> allocation: size:26542080 min:2 max:0 pool:(NULL) DEBUG v4l2 gstv4l2object.c:4088:gst_v4l2_object_decide_allocation:<v4l2src0> read/write mode: no downstream pool, using our own DEBUG v4l2 gstv4l2object.c:4186:gst_v4l2_object_decide_allocation:<v4l2src0> activate Video Meta DEBUG v4l2 gstv4l2object.c:4195:gst_v4l2_object_decide_allocation:<v4l2src0> setting own pool config to GstBufferPoolConfig, caps=(GstCaps)"video/x-raw\,\ format\=\(string\)RGB\,\ width\=\(int\)4096\,\ height\=\(int\)2160\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1\,\ interlace-mode\=\(string\)progressive\,\ colorimetry\=\(string\)sRGB", size=(uint)26542080, min-buffers=(uint)4, max-buffers=(uint)0, allocator=(GstAllocator)"NULL", params=(GstAllocationParams)NULL, options=(string)< GstBufferPoolOptionVideoMeta >; DEBUG v4l2bufferpool gstv4l2bufferpool.c:509:gst_v4l2_buffer_pool_set_config:<v4l2src0:pool:src> config GstBufferPoolConfig, caps=(GstCaps)"video/x-raw\,\ format\=\(string\)RGB\,\ width\=\(int\)4096\,\ height\=\(int\)2160\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1\,\ interlace-mode\=\(string\)progressive\,\ colorimetry\=\(string\)sRGB", size=(uint)26542080, min-buffers=(uint)4, max-buffers=(uint)0, allocator=(GstAllocator)"NULL", params=(GstAllocationParams)NULL, options=(string)< GstBufferPoolOptionVideoMeta >; DEBUG v4l2bufferpool gstv4l2bufferpool.c:707:gst_v4l2_buffer_pool_start:<v4l2src0:pool:src> activating pool DEBUG v4l2bufferpool gstv4l2bufferpool.c:1414:gst_v4l2_buffer_pool_release_buffer:<v4l2src0:pool:src> release buffer 0x7f7c0110e0 DEBUG v4l2bufferpool gstv4l2bufferpool.c:1414:gst_v4l2_buffer_pool_release_buffer:<v4l2src0:pool:src> release buffer 0x7f7c0111f0 DEBUG v4l2bufferpool gstv4l2bufferpool.c:1414:gst_v4l2_buffer_pool_release_buffer:<v4l2src0:pool:src> release buffer 0x7f7c011300 DEBUG v4l2bufferpool gstv4l2bufferpool.c:1414:gst_v4l2_buffer_pool_release_buffer:<v4l2src0:pool:src> release buffer 0x7f7c011410 ERROR v4l2bufferpool gstv4l2bufferpool.c:888:gst_v4l2_buffer_pool_start:<v4l2src0:pool:src> failed to queue buffers into the capture queue WARN v4l2src gstv4l2src.c:555:gst_v4l2src_decide_allocation:<v4l2src0> error: Failed to allocate required memory. WARN v4l2src gstv4l2src.c:555:gst_v4l2src_decide_allocation:<v4l2src0> error: Buffer pool activation failed ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Failed to allocate required memory. Additional debug info: ../../../git/sys/v4l2/gstv4l2src.c(555): gst_v4l2src_decide_allocation (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Buffer pool activation failed -- Sent from: <a href="http://gstreamer-devel.966125.n4.nabble.com/" rel="noreferrer noreferrer" target="_blank">http://gstreamer-devel.966125.n4.nabble.com/</a> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org" target="_blank" rel="noreferrer">gstreamer-devel@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a></blockquote></div></div></div>