使用test camera裡面的指令,只改变了resolution,出现如下log,且无法显示webcam画面。有人知道如何解决吗?感谢 firefly@firefly:~$ GST_DEBUG=3 gst-launch-1.0 v4l2src device=/dev/video9 ! image/jpeg, width=640, height=480, framerate=10/1 ! jpegparse ! mppjpegdec ! kmssink Setting pipeline to PAUSED ... mpp[1469]: mpp_rt: NOT found ion allocator mpp[1469]: mpp_rt: found drm allocator mpp[1469]: mpp_info: mpp version: 49f29006 author: Jeffy Chen 2021-08-04 [drm]: Add mmap flag detection Pipeline is live and does not need PREROLL ... Setting pipeline to PLAYING ... New clock: GstSystemClock 0:00:00.187165049 1469 0x55a2caba40 WARN v4l2bufferpool gstv4l2bufferpool.c:809:gst_v4l2_buffer_pool_start:<v4l2src0:pool:src> Uncertain or not enough buffers, enabling copy threshold 0:00:00.579480949 1469 0x55a2cac180 WARN mppdec gstmppdec.c:297:gst_mpp_dec_get_frame:<mppjpegdec0> MPP is not able to generate pts rga_api version 1.3.0_[0] (RGA is compiling with meson base: $PRODUCT_BASE) 0:00:00.581410959 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:00.672758144 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:00.774672027 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:00.876489032 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:00.976688578 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.076680410 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.176640157 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.275621337 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.376662322 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.475724003 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.575630364 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.675819941 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.775695969 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.875552454 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:01.975487691 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.075462595 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.175566129 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.275601702 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.375621816 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.475613345 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.575632575 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.675708972 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.775643616 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame 0:00:02.875640970 1469 0x55a2cac180 WARN mppdec gstmppdec.c:608:gst_mpp_dec_loop:<mppjpegdec0> drop frame |
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