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path: root/drivers/media/video/ivtv/ivtv-ioctl.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-ioctl.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-ioctl.c82
1 files changed, 50 insertions, 32 deletions
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index edef2a57961..d508b5d0538 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -243,20 +243,31 @@ static int ivtv_validate_speed(int cur_speed, int new_speed)
int fact = new_speed < 0 ? -1 : 1;
int s;
- if (new_speed < 0) new_speed = -new_speed;
- if (cur_speed < 0) cur_speed = -cur_speed;
+ if (cur_speed == 0)
+ cur_speed = 1000;
+ if (new_speed < 0)
+ new_speed = -new_speed;
+ if (cur_speed < 0)
+ cur_speed = -cur_speed;
if (cur_speed <= new_speed) {
- if (new_speed > 1500) return fact * 2000;
- if (new_speed > 1000) return fact * 1500;
+ if (new_speed > 1500)
+ return fact * 2000;
+ if (new_speed > 1000)
+ return fact * 1500;
}
else {
- if (new_speed >= 2000) return fact * 2000;
- if (new_speed >= 1500) return fact * 1500;
- if (new_speed >= 1000) return fact * 1000;
- }
- if (new_speed == 0) return 1000;
- if (new_speed == 1 || new_speed == 1000) return fact * new_speed;
+ if (new_speed >= 2000)
+ return fact * 2000;
+ if (new_speed >= 1500)
+ return fact * 1500;
+ if (new_speed >= 1000)
+ return fact * 1000;
+ }
+ if (new_speed == 0)
+ return 1000;
+ if (new_speed == 1 || new_speed == 1000)
+ return fact * new_speed;
s = new_speed;
new_speed = 1000 / new_speed;
@@ -712,6 +723,7 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg)
int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void *arg)
{
struct ivtv_open_id *id = NULL;
+ struct yuv_playback_info *yi = &itv->yuv_info;
u32 data[CX2341X_MBOX_MAX_DATA];
int streamtype = 0;
@@ -740,9 +752,9 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
struct v4l2_capability *vcap = arg;
memset(vcap, 0, sizeof(*vcap));
- strcpy(vcap->driver, IVTV_DRIVER_NAME); /* driver name */
- strcpy(vcap->card, itv->card_name); /* card type */
- strcpy(vcap->bus_info, pci_name(itv->dev)); /* bus info... */
+ strlcpy(vcap->driver, IVTV_DRIVER_NAME, sizeof(vcap->driver));
+ strlcpy(vcap->card, itv->card_name, sizeof(vcap->card));
+ strlcpy(vcap->bus_info, pci_name(itv->dev), sizeof(vcap->bus_info));
vcap->version = IVTV_DRIVER_VERSION; /* version */
vcap->capabilities = itv->v4l2_cap; /* capabilities */
@@ -827,8 +839,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
case VIDIOC_CROPCAP: {
struct v4l2_cropcap *cropcap = arg;
- if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
- cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ if (cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
return -EINVAL;
cropcap->bounds.top = cropcap->bounds.left = 0;
cropcap->bounds.width = 720;
@@ -837,8 +848,14 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10;
cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11;
} else if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
- cropcap->bounds.width = itv->yuv_info.osd_full_w;
- cropcap->bounds.height = itv->yuv_info.osd_full_h;
+ if (yi->track_osd) {
+ cropcap->bounds.width = yi->osd_full_w;
+ cropcap->bounds.height = yi->osd_full_h;
+ } else {
+ cropcap->bounds.width = 720;
+ cropcap->bounds.height =
+ itv->is_out_50hz ? 576 : 480;
+ }
cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10;
cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11;
} else {
@@ -856,7 +873,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
if (streamtype == IVTV_DEC_STREAM_TYPE_YUV) {
- itv->yuv_info.main_rect = crop->c;
+ yi->main_rect = crop->c;
return 0;
} else {
if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
@@ -867,9 +884,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
}
return -EINVAL;
}
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- return itv->video_dec_func(itv, VIDIOC_S_CROP, arg);
+ return -EINVAL;
}
case VIDIOC_G_CROP: {
@@ -878,14 +893,12 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT &&
(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) {
if (streamtype == IVTV_DEC_STREAM_TYPE_YUV)
- crop->c = itv->yuv_info.main_rect;
+ crop->c = yi->main_rect;
else
crop->c = itv->main_rect;
return 0;
}
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- return itv->video_dec_func(itv, VIDIOC_G_CROP, arg);
+ return -EINVAL;
}
case VIDIOC_ENUM_FMT: {
@@ -1015,7 +1028,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
ivtv_std_60hz : ivtv_std_50hz;
vs->index = idx;
vs->id = enum_stds[idx].std;
- strcpy(vs->name, enum_stds[idx].name);
+ strlcpy(vs->name, enum_stds[idx].name, sizeof(vs->name));
break;
}
@@ -1070,11 +1083,10 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
itv->main_rect.height = itv->params.height;
ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4,
720, itv->main_rect.height, 0, 0);
- itv->yuv_info.main_rect = itv->main_rect;
+ yi->main_rect = itv->main_rect;
if (!itv->osd_info) {
- itv->yuv_info.osd_full_w = 720;
- itv->yuv_info.osd_full_h =
- itv->is_out_50hz ? 576 : 480;
+ yi->osd_full_w = 720;
+ yi->osd_full_h = itv->is_out_50hz ? 576 : 480;
}
}
break;
@@ -1100,10 +1112,10 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt);
if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) {
- strcpy(vt->name, "ivtv Radio Tuner");
+ strlcpy(vt->name, "ivtv Radio Tuner", sizeof(vt->name));
vt->type = V4L2_TUNER_RADIO;
} else {
- strcpy(vt->name, "ivtv TV Tuner");
+ strlcpy(vt->name, "ivtv TV Tuner", sizeof(vt->name));
vt->type = V4L2_TUNER_ANALOG_TV;
}
break;
@@ -1272,6 +1284,8 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
else
fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA;
}
+ if (yi->track_osd)
+ fb->flags |= V4L2_FBUF_FLAG_OVERLAY;
break;
}
@@ -1285,6 +1299,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void
(fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0;
itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0;
ivtv_set_osd_alpha(itv);
+ yi->track_osd = (fb->flags & V4L2_FBUF_FLAG_OVERLAY) != 0;
break;
}
@@ -1628,6 +1643,7 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp,
if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
v4l_printk_ioctl(cmd);
+ printk("\n");
}
return ivtv_debug_ioctls(filp, cmd, arg);
@@ -1671,6 +1687,7 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp,
if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
v4l_printk_ioctl(cmd);
+ printk("\n");
}
return ivtv_v4l2_ioctls(itv, filp, cmd, arg);
@@ -1684,6 +1701,7 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp,
if (ivtv_debug & IVTV_DBGFLG_IOCTL) {
printk(KERN_INFO "ivtv%d ioctl: ", itv->num);
v4l_printk_ioctl(cmd);
+ printk("\n");
}
return ivtv_control_ioctls(itv, cmd, arg);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-31 18:08:10 +0000