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qcap: Add optional dependency on libv4l.

oldstable
Maarten Lankhorst 2010-01-28 23:27:12 +01:00 committed by Alexandre Julliard
parent 3d7aabd887
commit bf6f0750cd
4 changed files with 118 additions and 8 deletions
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70
configure vendored
View File

@ -803,6 +803,7 @@ with_oss
with_png
with_pthread
with_sane
with_v4l
with_xcomposite
with_xcursor
with_xinerama
@ -1488,6 +1489,7 @@ Optional Packages:
--without-png do not use PNG
--without-pthread do not use the pthread library
--without-sane do not use SANE (scanner support)
--without-v4l do not use v4l1 (v4l support)
--without-xcomposite do not use the Xcomposite extension
--without-xcursor do not use the Xcursor extension
--without-xinerama do not use Xinerama (multi-monitor support)
@ -2665,6 +2667,12 @@ if test "${with_sane+set}" = set; then :
fi
# Check whether --with-v4l was given.
if test "${with_v4l+set}" = set; then :
withval=$with_v4l;
fi
# Check whether --with-xcomposite was given.
if test "${with_xcomposite+set}" = set; then :
withval=$with_xcomposite; if test "x$withval" = "xno"; then ac_cv_header_X11_extensions_Xcomposite_h=no; fi
@ -9615,6 +9623,68 @@ This is an error since --with-sane was requested." "$LINENO" 5 ;;
esac
fi
if test "x$with_v4l" != "xno"
then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -lv4l1" >&5
$as_echo_n "checking for -lv4l1... " >&6; }
if test "${ac_cv_lib_soname_v4l1+set}" = set; then :
$as_echo_n "(cached) " >&6
else
ac_check_soname_save_LIBS=$LIBS
LIBS="-lv4l1 $LIBS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char v4l1_open ();
int
main ()
{
return v4l1_open ();
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
case "$LIBEXT" in
dll) ;;
dylib) ac_cv_lib_soname_v4l1=`otool -L conftest$ac_exeext | grep "libv4l1\\.[0-9A-Za-z.]*dylib" | sed -e "s/^.*\/\(libv4l1\.[0-9A-Za-z.]*dylib\).*$/\1/"';2,$d'` ;;
*) ac_cv_lib_soname_v4l1=`$ac_cv_path_LDD conftest$ac_exeext | grep "libv4l1\\.$LIBEXT" | sed -e "s/^.*\(libv4l1\.$LIBEXT[^ ]*\).*$/\1/"';2,$d'` ;;
esac
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_soname_save_LIBS
fi
if test "x$ac_cv_lib_soname_v4l1" = "x"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: not found" >&5
$as_echo "not found" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_soname_v4l1" >&5
$as_echo "$ac_cv_lib_soname_v4l1" >&6; }
cat >>confdefs.h <<_ACEOF
#define SONAME_LIBV4L1 "$ac_cv_lib_soname_v4l1"
_ACEOF
fi
fi
if test "x$ac_cv_lib_soname_v4l1" = "x"; then :
case "x$with_v4l" in
x) wine_notices="$wine_notices|libv4l ${notice_platform}development files not found." ;;
xno) ;;
*) as_fn_error "libv4l ${notice_platform}development files not found.
This is an error since --with-v4l was requested." "$LINENO" 5 ;;
esac
fi
if test "x$with_gphoto" != "xno"
then
ac_save_CPPFLAGS="$CPPFLAGS"

9
configure.ac
View File

@ -65,6 +65,7 @@ AC_ARG_WITH(png, AS_HELP_STRING([--without-png],[do not use PNG]),
AC_ARG_WITH(pthread, AS_HELP_STRING([--without-pthread],[do not use the pthread library]),
[if test "x$withval" = "xno"; then ac_cv_header_pthread_h=no; fi])
AC_ARG_WITH(sane, AS_HELP_STRING([--without-sane],[do not use SANE (scanner support)]))
AC_ARG_WITH(v4l, AS_HELP_STRING([--without-v4l],[do not use v4l1 (v4l support)]))
AC_ARG_WITH(xcomposite,AS_HELP_STRING([--without-xcomposite],[do not use the Xcomposite extension]),
[if test "x$withval" = "xno"; then ac_cv_header_X11_extensions_Xcomposite_h=no; fi])
AC_ARG_WITH(xcursor, AS_HELP_STRING([--without-xcursor],[do not use the Xcursor extension]),
@ -1138,6 +1139,14 @@ fi
WINE_NOTICE_WITH(sane,[test "x$ac_cv_lib_soname_sane" = "x"],
[libsane ${notice_platform}development files not found, scanners won't be supported.])
dnl **** Check for libv4l1 ****
if test "x$with_v4l" != "xno"
then
WINE_CHECK_SONAME(v4l1,v4l1_open,,,)
fi
WINE_NOTICE_WITH(v4l,[test "x$ac_cv_lib_soname_v4l1" = "x"],
[libv4l ${notice_platform}development files not found.])
dnl **** Check for libgphoto2 ****
if test "x$with_gphoto" != "xno"
then

44
dlls/qcap/v4l.c
View File

@ -24,6 +24,7 @@
#include "config.h"
#include "wine/port.h"
#include "wine/library.h"
#define NONAMELESSSTRUCT
#define NONAMELESSUNION
@ -73,6 +74,32 @@ WINE_DEFAULT_DEBUG_CHANNEL(qcap_v4l);
#ifdef HAVE_LINUX_VIDEODEV_H
static typeof(open) *video_open = open;
static typeof(close) *video_close = close;
static typeof(ioctl) *video_ioctl = ioctl;
static typeof(read) *video_read = read;
static typeof(mmap) *video_mmap = mmap;
static typeof(munmap) *video_munmap = munmap;
static void video_init(void)
{
#ifdef SONAME_LIBV4L1
static void *video_lib;
if (video_lib)
return;
video_lib = wine_dlopen(SONAME_LIBV4L1, RTLD_NOW, NULL, 0);
if (!video_lib)
return;
video_open = wine_dlsym(video_lib, "v4l1_open", NULL, 0);
video_close = wine_dlsym(video_lib, "v4l1_close", NULL, 0);
video_ioctl = wine_dlsym(video_lib, "v4l1_ioctl", NULL, 0);
video_read = wine_dlsym(video_lib, "v4l1_read", NULL, 0);
video_mmap = wine_dlsym(video_lib, "v4l1_mmap", NULL, 0);
video_munmap = wine_dlsym(video_lib, "v4l1_munmap", NULL, 0);
#endif
}
typedef void (* Renderer)(const Capture *, LPBYTE bufferin, const BYTE *stream);
struct _Capture
@ -146,7 +173,7 @@ static int xioctl(int fd, int request, void * arg)
int r;
do {
r = ioctl (fd, request, arg);
r = video_ioctl (fd, request, arg);
} while (-1 == r && EINTR == errno);
return r;
@ -168,8 +195,8 @@ static HRESULT V4l_Prepare(Capture *capBox)
TRACE("%p: Using %d/%d buffers\n", capBox,
capBox->buffers, capBox->gb_buffers.frames);
capBox->pmap = mmap( 0, capBox->gb_buffers.size, PROT_READ|PROT_WRITE,
MAP_SHARED, capBox->fd, 0 );
capBox->pmap = video_mmap( 0, capBox->gb_buffers.size, PROT_READ|PROT_WRITE,
MAP_SHARED, capBox->fd, 0 );
if (capBox->pmap != MAP_FAILED)
{
int i;
@ -177,7 +204,7 @@ static HRESULT V4l_Prepare(Capture *capBox)
capBox->grab_buf = CoTaskMemAlloc(sizeof(struct video_mmap) * capBox->buffers);
if (!capBox->grab_buf)
{
munmap(capBox->pmap, capBox->gb_buffers.size);
video_munmap(capBox->pmap, capBox->gb_buffers.size);
return E_OUTOFMEMORY;
}
@ -211,7 +238,7 @@ static void V4l_Unprepare(Capture *capBox)
{
for (capBox->curframe = 0; capBox->curframe < capBox->buffers; capBox->curframe++)
xioctl(capBox->fd, VIDIOCSYNC, &capBox->grab_buf[capBox->curframe]);
munmap(capBox->pmap, capBox->gb_buffers.size);
video_munmap(capBox->pmap, capBox->gb_buffers.size);
CoTaskMemFree(capBox->grab_buf);
}
else
@ -223,7 +250,7 @@ HRESULT qcap_driver_destroy(Capture *capBox)
TRACE("%p\n", capBox);
if( capBox->fd != -1 )
close(capBox->fd);
video_close(capBox->fd);
capBox->CritSect.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&capBox->CritSect);
CoTaskMemFree(capBox);
@ -546,7 +573,7 @@ static void V4l_GetFrame(Capture * capBox, unsigned char ** pInput)
else
{
int retval;
while ((retval = read(capBox->fd, capBox->grab_data, capBox->imagesize)) == -1)
while ((retval = video_read(capBox->fd, capBox->grab_data, capBox->imagesize)) == -1)
if (errno != EAGAIN) break;
if (retval == -1)
WARN("Error occurred while reading from device: %s\n", strerror(errno));
@ -782,6 +809,7 @@ Capture * qcap_driver_init( IPin *pOut, USHORT card )
struct video_window window;
YUV_Init();
video_init();
capBox = CoTaskMemAlloc(sizeof(Capture));
if (!capBox)
@ -794,7 +822,7 @@ Capture * qcap_driver_init( IPin *pOut, USHORT card )
sprintf(device, "/dev/video%i", card);
TRACE("opening %s\n", device);
capBox->fd = open(device, O_RDWR | O_NONBLOCK);
capBox->fd = video_open(device, O_RDWR | O_NONBLOCK);
if (capBox->fd == -1)
{
WARN("open failed (%d)\n", errno);

3
include/config.h.in
View File

@ -1194,6 +1194,9 @@
/* Define to the soname of the libssl library. */
#undef SONAME_LIBSSL
/* Define to the soname of the libv4l1 library. */
#undef SONAME_LIBV4L1
/* Define to the soname of the libX11 library. */
#undef SONAME_LIBX11