diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index 3521b0b9..0981b9b4 100644 --- a/configure.ac +++ b/configure.ac @@ -290,15 +290,36 @@ dnl this one is for hadess, no qcam when no nasm found ]) dnl *** Video 4 Linux *** +dnl for information about the header/define, see sys/v4l/gstv4lelement.h translit(dnm, m, l) AM_CONDITIONAL(USE_V4L, true) GST_CHECK_FEATURE(V4L, [Video 4 Linux], v4lsrc v4lmjpegsrc v4lmjpegsink, [ - AC_CHECK_DECL(VID_TYPE_MPEG_ENCODER, HAVE_V4L="yes", HAVE_V4L="no", [#include <linux/videodev.h>]) + AC_CHECK_DECL(VID_TYPE_MPEG_ENCODER, HAVE_V4L="yes", HAVE_V4L="no", [ +#include <sys/types.h> +#define _LINUX_TIME_H +#include <linux/videodev.h> + ]) ]) dnl *** Video 4 Linux 2*** +dnl for information about the header/define, see sys/v4l2/gstv4l2element.h translit(dnm, m, l) AM_CONDITIONAL(USE_V4L2, true) GST_CHECK_FEATURE(V4L2, [Video 4 Linux 2], v4l2src, [ - AC_CHECK_HEADER(linux/videodev2.h, HAVE_V4L2="yes", HAVE_V4L2="no") + AC_MSG_CHECKING([Checking for uptodate v4l2 installation]) + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <linux/types.h> +#define _LINUX_TIME_H +#include <linux/videodev2.h> +#if defined(V4L2_MAJOR_VERSION) || defined(V4L2_MINOR_VERSION) +#error too early v4l2 version or no v4l2 at all +#endif + ], [ +return 0; + ], [ HAVE_V4L2="yes" && AC_MSG_RESULT(yes)], + [ HAVE_V4L2="no" && AC_MSG_RESULT(no) && + AC_CHECK_HEADER(linux/videodev2.h, + [ AC_MSG_WARN([video4linux2 headers were found, but they're old. Please update v4l2 to compile the v4l2 plugins])], + [ AC_MSG_WARN([video4linux2 was not found])])]) ]) dnl *** Video CD *** |