I.MX6Q 如何调出摄像头

只看该作者 · 2014-5-19 14:44

进入I.MX6Q的开板命令行中
root@freescale ~$

然后，如何调出摄像头的功能？谢谢

只看该作者 · 2014-5-19 15:16

你好，楼主！
飞思卡尔论坛小组的I.MX工程师，有事请年假啊，周三才会回来，
到时我会向他转告你的问题，如有不便请谅解。

只看该作者 · 2014-5-19 15:31

通过串口软件链接开发板，并且登陆
root@freescale
按文档：

root@freescale ~$ cd /unit_tests/
root@freescale /unit_tests$ ls
akiyo.mp4                            mxc_asrc_test.out
all-suite.txt                         mxc_cec_test.out
ar3k-bt-start.sh                      mxc_epdc_fb_test.out
audio8k16S.wav                         mxc_epdc_x11_fb_test.out
autorun-asrc.sh                      mxc_fb_test.out
autorun-ata.sh                         mxc_hdcp_app.out
autorun-fb.sh                         mxc_i2c_slave_test.out
autorun-firi.sh                      mxc_i2c_test.out
autorun-ipu.sh                         mxc_i2c_test_magna_cam.out
autorun-keypad.sh                      mxc_i2c_test_samsung_cam.out
autorun-mmc-blockrw.sh                mxc_i2c_test_usb.out
autorun-mmc-fdisk.sh                   mxc_iim_test.out
autorun-mmc-fs.sh                      mxc_ipudev_test.out
autorun-mmc-mkfs.sh                   mxc_irlan_test.sh
autorun-mmc.sh                         mxc_isl29023.out
autorun-mxc_uart.sh                   mxc_keyb_test.sh
autorun-oprofile.sh                   mxc_l2switch_test.out
autorun-owire.sh                      mxc_mlb150_test.out
autorun-pf.sh                         mxc_mlb_test.out
autorun-rtc.sh                         mxc_pf_test.out
autorun-scc.sh                         mxc_sdma_test.out
autorun-scc2.sh                      mxc_spdc_fb_test.out
autorun-sound.sh                      mxc_spi_test1.out
autorun-usb-gadget.sh                mxc_tuner_test.out
autorun-usb-host.sh                   mxc_tuner_test.sh
autorun-v4l2.sh                      mxc_tve_test.sh
autorun-vpu.sh                         mxc_uart_test.out
autorun-wdog.sh                      mxc_uart_xmit_test.out
autorun.sh                            mxc_v4l2_capture.out
check_2w1r.out                         mxc_v4l2_output.out
check_audio.out                      mxc_v4l2_overlay.out
check_ioctls.out                      mxc_v4l2_still.out
check_minor_open.out                   mxc_v4l2_tvin.out
check_mixer.out                      mxc_vpu_test.out
check_recording.out                   partition_tests.sh
check_synchronization.out             pxp_test.out
check_volume2.out                      rtc_timesetnotification_test.out
config_dec                            rtctest.out
config_enc                            rtcwakeup.out
config_encdec                         scc2_setup.sh
config_net                            scc2_test.out
dryice.sh                            scc_setup.sh
dump-clocks-dot.sh                   scc_test
dump-clocks.sh                         stefan_interlaced_320x240_5frames.yv12
encrypt_decrypt_tests.sh             suspend_quick_auto.sh
etm                                  suspend_random_auto.sh
fail_mode_tests.sh                   test-utils.sh
gpu.sh                               test_subs.sh
hciattach-ar3k.bin                   wall-1024x768-565.rgb
ipudev_config_file                   wdt_driver_test.out
key_slot_tests.sh                      x11_overlay.out
memtool
root@freescale /unit_tests$ modprobe ipuv3_csi0_chess_camera
modprobe: module ipuv3_csi0_chess_camera not found in modules.dep

只看该作者 · 2014-5-19 15:35

I.MX工程师不在，其他知道的朋友点拨一下，谢谢

只看该作者 · 2014-5-21 11:16

Rita ，你建议使用gstreamer，这两天查看资料，还是没有理出头绪，然后在安装插件的过程中，似乎又有问题。

只看该作者 · 2014-5-23 16:25

SD卡启动开发板
然后root进入
再然后，通过命令：gst-launch mfw_v4lsrc ! mfw_v4lsink 要显示摄像头视频
串口终端提示错误，请问如何解决？？

root@freescale ~$
root@freescale ~$ echo 0 > /sys/class/graphics/fb0/blank
root@freescale ~$ modprobe ov5642_camera
camera ov5642 is not found
root@freescale ~$ lsmod
Module                Size  Used by
ov5642_camera       74102  0
camera_sensor_clock    765  1 ov5642_camera
root@freescale ~$ modprobe mxc_v4l2_capture
root@freescale ~$ lsmod
Module                Size  Used by
mxc_v4l2_capture    21621  0
ipu_csi_enc          2937  1 mxc_v4l2_capture
ipu_fg_overlay_sdc    4868  1 mxc_v4l2_capture
ipu_still             1703  1 mxc_v4l2_capture
ipu_bg_overlay_sdc    3925  1 mxc_v4l2_capture
ipu_prp_enc          4685  1 mxc_v4l2_capture
ov5642_camera       74102  0
camera_sensor_clock    765  1 ov5642_camera
root@freescale ~$ gst?launch  mfw_v4lsrc ! mfw_v4lsink
-sh: gst?launch: not found
root@freescale ~$ gst-launch  mfw_v4lsrc ! mfw_v4lsink
MFW_GST_V4LSRC_PLUGIN 3.0.7 build on Aug 16 2013 20:15:40.
ERROR: v4l2 capture: slave not found!
ERROR: v4l2 capture: slave not found!
MFW_GST_V4LSINK_PLUGIN 3.0ERROR: v4l2 capture: slave not found!
.7 build on Aug 16 2013 20:15:34.
Setting pipeline to PAUSED ...
ERROR: Pipeline doesn't want to pause.
Setting pipeline to NULL ...
Total rendered:0
Freeing pipeline ...
[--->FINALIZE v4l_sink
root@freescale ~$