From: Huzaifa Sidhpurwala <huzai...@redhat.com>
move VIDIOCGTUNER and VIDIOCSTUNER to libv4l1
Signed-of-by: Huzaifa Sidhpurwala <huzai...@redhat.com>
---
lib/libv4l1/libv4l1.c | 58 +++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/lib/libv4l1/libv4l1.c b/lib/libv4l1/libv4l1.c
index 75b823c..081ed0a 100644
--- a/lib/libv4l1/libv4l1.c
+++ b/lib/libv4l1/libv4l1.c
@@ -881,6 +881,64 @@ int v4l1_ioctl(int fd, unsigned long int request, ...)
break;
}
+ case VIDIOCSTUNER: {
+ struct video_tuner *tun = arg;
+ struct v4l2_tuner t = { 0, };
+
+ t.index = tun->tuner;
+ result = v4l2_ioctl(fd, VIDIOC_S_TUNER, &t);
+
+ break;
+ }
+
+ case VIDIOCGTUNER: {
+ int i;
+ struct video_tuner *tun = arg;
+ struct v4l2_tuner tun2 = { 0, };
+ struct v4l2_standard std2 = { 0, };
+ v4l2_std_id sid;
+
+ result = v4l2_ioctl(fd, VIDIOC_G_TUNER, &tun2);
+ if (result < 0)
+ break;
+
+ memcpy(tun->name, tun2.name,
+ min(sizeof(tun->name), sizeof(tun2.name)));
+ tun->name[sizeof(tun->name) - 1] = 0;
+ tun->rangelow = tun2.rangelow;
+ tun->rangehigh = tun2.rangehigh;
+ tun->flags = 0;
+ tun->mode = VIDEO_MODE_AUTO;
+
+ for (i = 0; i < 64; i++) {
+ std2.index = i;
+ if (0 != v4l2_ioctl(fd, VIDIOC_ENUMSTD, &std2))
+ break;
+ if (std2.id & V4L2_STD_PAL)
+ tun->flags |= VIDEO_TUNER_PAL;
+ if (std2.id & V4L2_STD_NTSC)
+ tun->flags |= VIDEO_TUNER_NTSC;
+ if (std2.id & V4L2_STD_SECAM)
+ tun->flags |= VIDEO_TUNER_SECAM;
+ }
+
+ if (v4l2_ioctl(fd, VIDIOC_G_STD, &sid) == 0) {
+ if (sid & V4L2_STD_PAL)
+ tun->mode = VIDEO_MODE_PAL;
+ if (sid & V4L2_STD_NTSC)
+ tun->mode = VIDEO_MODE_NTSC;
+ if (sid & V4L2_STD_SECAM)
+ tun->mode = VIDEO_MODE_SECAM;
+ }
+ if (tun2.capability & V4L2_TUNER_CAP_LOW)
+ tun->flags |= VIDEO_TUNER_LOW;
+ if (tun2.rxsubchans & V4L2_TUNER_SUB_STEREO)
+ tun->flags |= VIDEO_TUNER_STEREO_ON;
+ tun->signal = tun2.signal;
+
+ break;
+ }
+
default:
/* Pass through libv4l2 for applications which are using v4l2
through
libv4l1 (this can happen with the v4l1compat.so wrapper
preloaded */
--
1.6.6.1
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