diff options
Diffstat (limited to 'v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c')
| -rw-r--r-- | v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c b/v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c index 4d227c366..edf86483d 100644 --- a/v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c +++ b/v4l2-apps/libv4l/libv4lconvert/control/libv4lcontrol.c @@ -67,7 +67,7 @@ static const struct v4lcontrol_flags_info v4lcontrol_flags[] = { /* Asus N50Vn laptop */ { 0x04f2, 0xb106, 0, "ASUSTeK Computer Inc. ", "N50Vn ", V4LCONTROL_HFLIPPED|V4LCONTROL_VFLIPPED }, -/* Second: devices which should use sw whitebalance by default */ +/* Second: devices which should use some software processing by default */ /* Pac207 based devices */ { 0x041e, 0x4028, 0, NULL, NULL, V4LCONTROL_WANTS_WB }, { 0x093a, 0x2460, 0x1f, NULL, NULL, V4LCONTROL_WANTS_WB }, @@ -78,6 +78,9 @@ static const struct v4lcontrol_flags_info v4lcontrol_flags[] = { V4LCONTROL_ROTATED_90_JPEG|V4LCONTROL_WANTS_WB }, /* sq905 devices */ { 0x2770, 0x9120, 0, NULL, NULL, V4LCONTROL_WANTS_WB }, + /* spca561 revison 12a devices */ + { 0x041e, 0x403b, 0, NULL, NULL, V4LCONTROL_WANTS_WB_AUTOGAIN }, + { 0x046d, 0x0928, 7, NULL, NULL, V4LCONTROL_WANTS_WB_AUTOGAIN }, }; static const struct v4l2_queryctrl fake_controls[]; @@ -223,13 +226,17 @@ struct v4lcontrol_data *v4lcontrol_create(int fd, int always_needs_conversion) /* If the device always needs conversion, we can add fake controls at no cost (no cost when not activated by the user that is) */ if (always_needs_conversion || v4lcontrol_needs_conversion(data)) { - for (i = 0; i < V4LCONTROL_COUNT; i++) { + for (i = 0; i < V4LCONTROL_AUTO_ENABLE_COUNT; i++) { ctrl.id = fake_controls[i].id; if (syscall(SYS_ioctl, data->fd, VIDIOC_QUERYCTRL, &ctrl) == -1) data->controls |= 1 << i; } } + if (data->flags & V4LCONTROL_WANTS_AUTOGAIN) + data->controls |= 1 << V4LCONTROL_AUTOGAIN | + 1 << V4LCONTROL_AUTOGAIN_TARGET; + /* Allow overriding through environment */ if ((s = getenv("LIBV4LCONTROL_CONTROLS"))) data->controls = strtol(s, NULL, 0); @@ -266,6 +273,10 @@ struct v4lcontrol_data *v4lcontrol_create(int fd, int always_needs_conversion) if (init) { /* Initialize the new shm object we created */ memset(data->shm_values, 0, sizeof(V4LCONTROL_SHM_SIZE)); + + for (i = 0; i < V4LCONTROL_COUNT; i++) + data->shm_values[i] = fake_controls[i].default_value; + if (data->flags & V4LCONTROL_WANTS_WB) data->shm_values[V4LCONTROL_WHITEBALANCE] = 1; } @@ -316,6 +327,27 @@ static const struct v4l2_queryctrl fake_controls[V4LCONTROL_COUNT] = { .default_value = 0, .flags = 0 }, +{}, /* Dummy place holder for V4LCONTROL_AUTO_ENABLE_COUNT */ +{ + .id = V4L2_CID_AUTOGAIN, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Auto Gain (software)", + .minimum = 0, + .maximum = 1, + .step = 1, + .default_value = 1, + .flags = 0 +}, +{ + .id = V4L2_CTRL_CLASS_USER + 0x2000, /* FIXME */ + .type = V4L2_CTRL_TYPE_INTEGER, + .name = "Auto Gain target", + .minimum = 0, + .maximum = 255, + .step = 1, + .default_value = 100, + .flags = 0 +}, }; int v4lcontrol_vidioc_queryctrl(struct v4lcontrol_data *data, void *arg) |