Hi PJ team, If I want to use 2.1, which V4L2 is available? I used V0.8, but compile error. ./src/pjmedia-videodev/v4l2_dev.c:115: error: bV4L2_PIX_FMT_YUV32b undeclared here (not in a function) ../src/pjmedia-videodev/v4l2_dev.c: In function bv4l2_scan_devsb: ../src/pjmedia-videodev/v4l2_dev.c:244: warning: implicit declaration of function b_IORb ../src/pjmedia-videodev/v4l2_dev.c:244: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c:266: warning: implicit declaration of function b_IOWRb ../src/pjmedia-videodev/v4l2_dev.c:266: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c: In function bvid4lin_stream_init_fmtb: ../src/pjmedia-videodev/v4l2_dev.c:441: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c: In function bvid4lin_stream_init_streamingb: ../src/pjmedia-videodev/v4l2_dev.c:472: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c:489: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c: In function bvid4lin_stream_get_frame_mmapb: ../src/pjmedia-videodev/v4l2_dev.c:678: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c:706: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c: In function bvid4lin_stream_startb: ../src/pjmedia-videodev/v4l2_dev.c:745: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c:751: warning: implicit declaration of function b_IOWb ../src/pjmedia-videodev/v4l2_dev.c:751: error: expected expression before bintb ../src/pjmedia-videodev/v4l2_dev.c:767: error: expected expression before bstructb ../src/pjmedia-videodev/v4l2_dev.c: In function bvid4lin_stream_stopb: ../src/pjmedia-videodev/v4l2_dev.c:786: error: expected expression before bintb make[2]: *** [output/pjmedia-videodev-x86_64-redhat-linux-gnu/v4l2_dev.o] Error 1 make[2]: Leaving directory `/home/yqcao/work/mediagw/pjsip/2.1/pjmedia/build' make[1]: *** [pjmedia-videodev] Error 2 make[1]: Leaving directory `/home/yqcao/work/mediagw/pjsip/2.1/pjmedia/build' Thanks, Sam -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20130313/2c637679/attachment-0001.html>