修改了一些参数后 ,preview 初始化设置是可以了 ,可是在 preview的时候 :
在 ret = ioctl(fp, VIDIOC_DQBUF, &v4l2_buf); 总是出现 ,这个纠结啊~,有没有高手 啊求指导!!
[ 56.809232] pmem: request for physical address of pmem region from process 563.
[ 56.815937] pmem: suballoc doesn't fit in src_file!
E/copybit ( 432): [int open_copybit(const hw_module_t*, const char*, hw_device_t**)],open fb node: [/dev/graphics/fb2]
E/copybit ( 432): [int initPmem(copybit_context_t*)][index=0] ioctl(PMEM_MAP) failed : 22 (Invalid argument)
E/copybit ( 432): int open_copybit(const hw_module_t*, const char*, hw_device_t**)::initPmem fail -22 (Invalid argument)