tiny210的cmos摄像头问题linux技术交流区arm9之家论坛

tiny210的cmos摄像头问题linux技术交流区arm9之家论坛
static const char* getCMOSCameraDeviceName()
{
const char* const devInfoNames[DEVICE_MAX] = { "/sys/class/video4linux/video0/name"
, "/sys/class/video4linux/video2/name"}; const char* const devNames[DEVICE_MAX] = {
"/dev/video0"
, "/dev/video2"}; FILE* f;
int i;
for (i=0; i<DEVICE_MAX;i++) {
f = fopen( devInfoNames, "r" );
if (f == NULL) {
continue;
} char buff[256] = {0};
int ret = 0; if (fread(buff, 1, 255, f) <= 0) { continue;
}
fclose( f ); const char* fstr = "s3c-fimc";
if (strstr(buff, fstr) != NULL) {
break;
}
if (i>=DEVICE_MAX) {
return 0;
}
return devNames;
}static const char* getUSBCameraDeviceName()
{
const char* const devInfoNames[2] =
{"/sys/class/video4linux/video0/name"
, "/sys/class/video4linux/video3/name"}; const char* const devNames[2] = {"/dev/video0"
, "/dev/video3"}; FILE* f;
int i;
for (i=0; i<2; i++) {
f = fopen( devInfoNames, "r" );
if (f == NULL) {
continue;
}
char buff[256] = {0};
int ret = 0; if (fread(buff, 1, 255, f) <= 0) { continue;
fclose( f );
if (strstr(buff, "s3c-fimc") == NULL) {
break;
}
}
if (i>=2) {
return 0;
}
return devNames;
}用的是TINY210 麻烦问问，就是友善说cmos摄像头的驱动是添加移植的，那那个驱动库文件在哪儿呢？···恩··写程序时该去如何调用，驱动cmos摄像头呢···卡几天了···。