drivers/video: enhance v4l2 compatibility
Add common BSD v4l2 header file Complete ioctls according to standard v4l2 drivers Signed-off-by: Peter Bee <bijunda1@xiaomi.com>
This commit is contained in:
Peter Bee
Xiang Xiao
parent
ddc178122e
commit
c26fd6565d
@ -60,7 +60,7 @@
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#define VIDEO_SCENE_MAX (sizeof(g_video_scene_parameter) / \
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#define VIDEO_SCENE_MAX (sizeof(g_video_scene_parameter) / \
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sizeof(video_scene_params_t))
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sizeof(video_scene_params_t))
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#define VIDEO_ID(x, y) (((x) << 16) | y)
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#define VIDEO_ID(x, y) (((x) << 16) | (y))
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/****************************************************************************
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/****************************************************************************
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* Private Types
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* Private Types
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@ -222,7 +222,13 @@ static int validate_frame_setting(enum v4l2_buf_type type,
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/* internal function for each cmds of ioctl */
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/* internal function for each cmds of ioctl */
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static ssize_t video_read(FAR struct file *filep, FAR char *buffer,
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size_t buflen);
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static ssize_t video_write(FAR struct file *filep, FAR const char *buffer,
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size_t buflen);
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static int video_querycap(FAR struct v4l2_capability *cap);
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static int video_querycap(FAR struct v4l2_capability *cap);
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static int video_g_input(FAR int *num);
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static int video_enum_input(FAR struct v4l2_input *input);
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static int video_reqbufs(FAR struct video_mng_s *vmng,
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static int video_reqbufs(FAR struct video_mng_s *vmng,
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FAR struct v4l2_requestbuffers *reqbufs);
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FAR struct v4l2_requestbuffers *reqbufs);
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static int video_qbuf(FAR struct video_mng_s *vmng,
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static int video_qbuf(FAR struct video_mng_s *vmng,
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@ -231,8 +237,14 @@ static int video_dqbuf(FAR struct video_mng_s *vmng,
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FAR struct v4l2_buffer *buf);
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FAR struct v4l2_buffer *buf);
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static int video_cancel_dqbuf(FAR struct video_mng_s *vmng,
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static int video_cancel_dqbuf(FAR struct video_mng_s *vmng,
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enum v4l2_buf_type type);
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enum v4l2_buf_type type);
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static int video_g_fmt(FAR struct video_mng_s *priv,
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FAR struct v4l2_format *fmt);
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static int video_s_fmt(FAR struct video_mng_s *priv,
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static int video_s_fmt(FAR struct video_mng_s *priv,
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FAR struct v4l2_format *fmt);
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FAR struct v4l2_format *fmt);
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static int video_try_fmt(FAR struct video_mng_s *priv,
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FAR struct v4l2_format *v4l2);
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static int video_g_parm(FAR struct video_mng_s *priv,
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FAR struct v4l2_streamparm *parm);
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static int video_s_parm(FAR struct video_mng_s *priv,
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static int video_s_parm(FAR struct video_mng_s *priv,
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FAR struct v4l2_streamparm *parm);
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FAR struct v4l2_streamparm *parm);
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static int video_streamon(FAR struct video_mng_s *vmng,
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static int video_streamon(FAR struct video_mng_s *vmng,
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@ -270,8 +282,8 @@ static const struct file_operations g_video_fops =
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{
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{
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video_open, /* open */
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video_open, /* open */
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video_close, /* close */
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video_close, /* close */
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NULL, /* read */
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video_read, /* read */
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NULL, /* write */
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video_write, /* write */
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NULL, /* seek */
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NULL, /* seek */
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video_ioctl, /* ioctl */
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video_ioctl, /* ioctl */
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NULL /* poll */
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NULL /* poll */
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@ -1069,6 +1081,18 @@ static int video_close(FAR struct file *filep)
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return ret;
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return ret;
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}
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}
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static ssize_t video_read(FAR struct file *filep, FAR char *buffer,
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size_t buflen)
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{
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return -ENOTSUP;
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}
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static ssize_t video_write(FAR struct file *filep, FAR const char *buffer,
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size_t buflen)
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{
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return -ENOTSUP;
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}
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static int video_querycap(FAR struct v4l2_capability *cap)
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static int video_querycap(FAR struct v4l2_capability *cap)
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{
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{
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FAR const char *name;
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FAR const char *name;
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@ -1092,6 +1116,30 @@ static int video_querycap(FAR struct v4l2_capability *cap)
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/* cap->driver needs to be NULL-terminated. */
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/* cap->driver needs to be NULL-terminated. */
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strlcpy((FAR char *)cap->driver, name, sizeof(cap->driver));
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strlcpy((FAR char *)cap->driver, name, sizeof(cap->driver));
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cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
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return OK;
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}
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static int video_g_input(FAR int *num)
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{
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*num = 0;
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return OK;
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}
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static int video_enum_input(FAR struct v4l2_input *input)
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{
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FAR const char *name;
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if (input->index > 0)
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{
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return -EINVAL;
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}
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name = g_video_sensor_ops->get_driver_name();
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strlcpy((FAR char *)input->name, name, sizeof(input->name));
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input->type = V4L2_INPUT_TYPE_CAMERA;
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return OK;
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return OK;
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}
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}
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@ -1547,6 +1595,25 @@ static int video_try_fmt(FAR struct video_mng_s *priv,
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&type_inf->frame_interval);
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&type_inf->frame_interval);
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}
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}
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static int video_g_fmt(FAR struct video_mng_s *priv,
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FAR struct v4l2_format *fmt)
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{
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FAR video_type_inf_t *type_inf;
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type_inf = get_video_type_inf(priv, fmt->type);
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if (type_inf == NULL)
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{
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return -EINVAL;
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}
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memset(fmt, 0, sizeof(*fmt));
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fmt->fmt.pix.width = type_inf->fmt[VIDEO_FMT_MAIN].width;
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fmt->fmt.pix.height = type_inf->fmt[VIDEO_FMT_MAIN].height;
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fmt->fmt.pix.pixelformat = type_inf->fmt[VIDEO_FMT_MAIN].pixelformat;
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return OK;
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}
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static int video_s_fmt(FAR struct video_mng_s *priv,
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static int video_s_fmt(FAR struct video_mng_s *priv,
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FAR struct v4l2_format *fmt)
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FAR struct v4l2_format *fmt)
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{
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{
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@ -1679,6 +1746,7 @@ static int video_g_parm(FAR struct video_mng_s *vmng,
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sizeof(struct v4l2_fract));
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sizeof(struct v4l2_fract));
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}
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}
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parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
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return OK;
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return OK;
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}
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}
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@ -2936,6 +3004,16 @@ static int video_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
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break;
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break;
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case VIDIOC_G_INPUT:
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ret = video_g_input((FAR int *)arg);
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break;
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case VIDIOC_ENUMINPUT:
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ret = video_enum_input((FAR struct v4l2_input *)arg);
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break;
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case VIDIOC_REQBUFS:
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case VIDIOC_REQBUFS:
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ret = video_reqbufs(priv, (FAR struct v4l2_requestbuffers *)arg);
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ret = video_reqbufs(priv, (FAR struct v4l2_requestbuffers *)arg);
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@ -2996,6 +3074,11 @@ static int video_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
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break;
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break;
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case VIDIOC_G_FMT:
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ret = video_g_fmt(priv, (FAR struct v4l2_format *)arg);
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break;
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case VIDIOC_S_FMT:
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case VIDIOC_S_FMT:
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ret = video_s_fmt(priv, (FAR struct v4l2_format *)arg);
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ret = video_s_fmt(priv, (FAR struct v4l2_format *)arg);
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@ -3046,6 +3129,16 @@ static int video_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
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break;
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break;
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case VIDIOC_G_STD:
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ret = -ENODATA;
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break;
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case VIDIOC_S_STD:
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ret = -EINVAL;
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break;
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case V4SIOC_QUERY_EXT_CTRL_SCENE:
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case V4SIOC_QUERY_EXT_CTRL_SCENE:
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ret = video_query_ext_ctrl_scene
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ret = video_query_ext_ctrl_scene
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((FAR struct v4s_query_ext_ctrl_scene *)arg);
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((FAR struct v4s_query_ext_ctrl_scene *)arg);
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@ -16,6 +16,10 @@
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* License for the specific language governing permissions and limitations
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* License for the specific language governing permissions and limitations
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* under the License.
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* under the License.
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*
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*
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* The definitions and prototypes in this file are created with reference to
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* the FreeBSD V4L2 driver header at: https://github.com/freebsd/freebsd-src
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* /sys/contrib/v4l/videodev2.h
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*
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****************************************************************************/
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_VIDEO_VIDEO_H
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#ifndef __INCLUDE_NUTTX_VIDEO_VIDEO_H
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@ -28,6 +32,7 @@
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#include <stdint.h>
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#include <stdint.h>
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#include <nuttx/fs/ioctl.h>
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#include <nuttx/fs/ioctl.h>
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#include <nuttx/video/video_controls.h>
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#include <nuttx/video/video_controls.h>
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#include <sys/time.h>
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#ifdef __cplusplus
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#ifdef __cplusplus
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extern "C"
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extern "C"
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@ -38,53 +43,177 @@ extern "C"
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* Pre-processor Definitions
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* Pre-processor Definitions
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****************************************************************************/
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****************************************************************************/
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/* Query device capability
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* Address pointing to struct v4l2_capability
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*/
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#define VIDIOC_QUERYCAP _VIDIOC(0x0000)
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/* Enumerate the formats supported by device */
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/* Enumerate the formats supported by device */
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#define VIDIOC_ENUM_FMT _VIDIOC(0x0001)
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#define VIDIOC_ENUM_FMT _VIDIOC(0x0002)
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/* Enumerate the framesizes supported by device */
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/* Get the data format */
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#define VIDIOC_ENUM_FRAMESIZES _VIDIOC(0x0002)
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#define VIDIOC_G_FMT _VIDIOC(0x0004)
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/* Enumerate the frameintervals supported by device */
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/* Set the data format */
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#define VIDIOC_ENUM_FRAMEINTERVALS _VIDIOC(0x0003)
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/* Try format */
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#define VIDIOC_TRY_FMT _VIDIOC(0x0004)
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/* Set the data format. */
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#define VIDIOC_S_FMT _VIDIOC(0x0005)
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#define VIDIOC_S_FMT _VIDIOC(0x0005)
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/* Set the frame interval. */
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#define VIDIOC_S_PARM _VIDIOC(0x0006)
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/* Initiate user pointer I/O */
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/* Initiate user pointer I/O */
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#define VIDIOC_REQBUFS _VIDIOC(0x0007)
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#define VIDIOC_REQBUFS _VIDIOC(0x0008)
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/* Query the status of a buffer */
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#define VIDIOC_QUERYBUF _VIDIOC(0x0009)
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/* Get frame buffer overlay parameters */
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#define VIDIOC_G_FBUF _VIDIOC(0x000a)
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/* Set frame buffer overlay parameters */
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#define VIDIOC_S_FBUF _VIDIOC(0x000b)
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/* Start or stop video overlay */
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#define VIDIOC_OVERLAY _VIDIOC(0x000e)
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/* Enqueue an empty buffer */
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/* Enqueue an empty buffer */
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#define VIDIOC_QBUF _VIDIOC(0x0008)
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#define VIDIOC_QBUF _VIDIOC(0x000f)
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/* Export a buffer as a DMABUF file descriptor */
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#define VIDIOC_EXPBUF _VIDIOC(0x0010)
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/* Dequeue a filled buffer */
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/* Dequeue a filled buffer */
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#define VIDIOC_DQBUF _VIDIOC(0x0009)
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#define VIDIOC_DQBUF _VIDIOC(0x0011)
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/* Start streaming */
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/* Start streaming */
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#define VIDIOC_STREAMON _VIDIOC(0x000A)
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#define VIDIOC_STREAMON _VIDIOC(0x0012)
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/* Stop streaming */
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/* Stop streaming */
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#define VIDIOC_STREAMOFF _VIDIOC(0x000B)
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#define VIDIOC_STREAMOFF _VIDIOC(0x0013)
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/* Get streaming parameters */
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#define VIDIOC_G_PARM _VIDIOC(0x0015)
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/* Set streaming parameters */
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#define VIDIOC_S_PARM _VIDIOC(0x0016)
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/* Query the video standard of the current input */
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#define VIDIOC_G_STD _VIDIOC(0x0017)
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/* Select the video standard of the current input */
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#define VIDIOC_S_STD _VIDIOC(0x0018)
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/* Enumerate supported video standards */
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#define VIDIOC_ENUMSTD _VIDIOC(0x0019)
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/* Enumerate video inputs */
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#define VIDIOC_ENUMINPUT _VIDIOC(0x001a)
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/* Get current control value.
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* This request is a special case of VIDIOC_G_EXT_CTRLS.
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* Address pointing to struct #v4l2_control
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*/
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#define VIDIOC_G_CTRL _VIDIOC(0x001b)
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/* Set control value.
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* This request is a special case of VIDIOC_S_EXT_CTRLS.
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* Address pointing to struct #v4l2_control
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*/
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#define VIDIOC_S_CTRL _VIDIOC(0x001c)
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/* Query control */
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#define VIDIOC_QUERYCTRL _VIDIOC(0x0024)
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/* Query menu */
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#define VIDIOC_QUERYMENU _VIDIOC(0x0025)
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/* Get video input */
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#define VIDIOC_G_INPUT _VIDIOC(0x0026)
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/* Set video input */
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#define VIDIOC_S_INPUT _VIDIOC(0x0027)
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/* Query video standard */
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#define VIDIOC_QUERYSTD _VIDIOC(0x003f)
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/* Try format */
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#define VIDIOC_TRY_FMT _VIDIOC(0x0040)
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/* Get current control value
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* Address pointing to struct #v4l2_ext_controls
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*/
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#define VIDIOC_G_EXT_CTRLS _VIDIOC(0x0047)
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/* Set control value
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* Address pointing to struct #v4l2_ext_controls
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*/
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#define VIDIOC_S_EXT_CTRLS _VIDIOC(0x0048)
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|
||||||
|
/* Try control value
|
||||||
|
* Address pointing to struct #v4l2_ext_controls
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define VIDIOC_TRY_EXT_CTRLS _VIDIOC(0x0049)
|
||||||
|
|
||||||
|
/* Enumerate the framesizes supported by device */
|
||||||
|
|
||||||
|
#define VIDIOC_ENUM_FRAMESIZES _VIDIOC(0x004a)
|
||||||
|
|
||||||
|
/* Enumerate the frameintervals supported by device */
|
||||||
|
|
||||||
|
#define VIDIOC_ENUM_FRAMEINTERVALS _VIDIOC(0x004b)
|
||||||
|
|
||||||
|
/* Get clip
|
||||||
|
* Address pointing to struct v4l2_selection
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define VIDIOC_G_SELECTION _VIDIOC(0x005e)
|
||||||
|
|
||||||
|
/* Set clip
|
||||||
|
* Address pointing to struct v4l2_selection
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define VIDIOC_S_SELECTION _VIDIOC(0x005f)
|
||||||
|
|
||||||
|
/* Query control */
|
||||||
|
|
||||||
|
#define VIDIOC_QUERY_EXT_CTRL _VIDIOC(0x00c0)
|
||||||
|
|
||||||
|
/* Cancel DQBUF
|
||||||
|
* enum #v4l2_buf_type
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define VIDIOC_CANCEL_DQBUF _VIDIOC(0x00c1)
|
||||||
|
|
||||||
/* Do halfpush */
|
/* Do halfpush */
|
||||||
|
|
||||||
#define VIDIOC_DO_HALFPUSH _VIDIOC(0x000C)
|
#define VIDIOC_DO_HALFPUSH _VIDIOC(0x00c2)
|
||||||
|
|
||||||
/* Start taking picture
|
/* Start taking picture
|
||||||
*
|
*
|
||||||
@ -94,103 +223,35 @@ extern "C"
|
|||||||
* up to a specified number of times or until VIDIOC_TAKEPICT_STOP.
|
* up to a specified number of times or until VIDIOC_TAKEPICT_STOP.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#define VIDIOC_TAKEPICT_START _VIDIOC(0x000D)
|
#define VIDIOC_TAKEPICT_START _VIDIOC(0x00c3)
|
||||||
|
|
||||||
/* Stop taking picture */
|
/* Stop taking picture */
|
||||||
|
|
||||||
#define VIDIOC_TAKEPICT_STOP _VIDIOC(0x000E)
|
#define VIDIOC_TAKEPICT_STOP _VIDIOC(0x00c4)
|
||||||
|
|
||||||
/* Query control */
|
|
||||||
|
|
||||||
#define VIDIOC_QUERYCTRL _VIDIOC(0x000F)
|
|
||||||
|
|
||||||
/* Query control */
|
|
||||||
|
|
||||||
#define VIDIOC_QUERY_EXT_CTRL _VIDIOC(0x0010)
|
|
||||||
|
|
||||||
/* Query menu */
|
|
||||||
|
|
||||||
#define VIDIOC_QUERYMENU _VIDIOC(0x0011)
|
|
||||||
|
|
||||||
/* Get current control value.
|
|
||||||
* This request is a special case of VIDIOC_G_EXT_CTRLS.
|
|
||||||
* Address pointing to struct #v4l2_control
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_G_CTRL _VIDIOC(0x0012)
|
|
||||||
|
|
||||||
/* Set control value.
|
|
||||||
* This request is a special case of VIDIOC_S_EXT_CTRLS.
|
|
||||||
* Address pointing to struct #v4l2_control
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_S_CTRL _VIDIOC(0x0013)
|
|
||||||
|
|
||||||
/* Get current control value
|
|
||||||
* Address pointing to struct #v4l2_ext_controls
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_G_EXT_CTRLS _VIDIOC(0x0014)
|
|
||||||
|
|
||||||
/* Set control value
|
|
||||||
* Address pointing to struct #v4l2_ext_controls
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_S_EXT_CTRLS _VIDIOC(0x0015)
|
|
||||||
|
|
||||||
/* Cancel DQBUF
|
|
||||||
* enum #v4l2_buf_type
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_CANCEL_DQBUF _VIDIOC(0x0016)
|
|
||||||
|
|
||||||
/* Query control for scene parameter
|
/* Query control for scene parameter
|
||||||
* Address pointing to struct v4s_query_ext_ctrl_scene
|
* Address pointing to struct v4s_query_ext_ctrl_scene
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#define V4SIOC_QUERY_EXT_CTRL_SCENE _VIDIOC(0x0017)
|
#define V4SIOC_QUERY_EXT_CTRL_SCENE _VIDIOC(0x00c5)
|
||||||
|
|
||||||
/* Query menu for scene parameter
|
/* Query menu for scene parameter
|
||||||
* Address pointing to struct v4s_querymenu_scene
|
* Address pointing to struct v4s_querymenu_scene
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#define V4SIOC_QUERYMENU_SCENE _VIDIOC(0x0018)
|
#define V4SIOC_QUERYMENU_SCENE _VIDIOC(0x00c6)
|
||||||
|
|
||||||
/* Get current control value
|
/* Get current control value
|
||||||
* Address pointing to struct v4s_ext_controls_scene
|
* Address pointing to struct v4s_ext_controls_scene
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#define V4SIOC_G_EXT_CTRLS_SCENE _VIDIOC(0x0019)
|
#define V4SIOC_G_EXT_CTRLS_SCENE _VIDIOC(0x00c7)
|
||||||
|
|
||||||
/* Set control value
|
/* Set control value
|
||||||
* Address pointing to struct v4s_ext_controls_scene
|
* Address pointing to struct v4s_ext_controls_scene
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#define V4SIOC_S_EXT_CTRLS_SCENE _VIDIOC(0x001a)
|
#define V4SIOC_S_EXT_CTRLS_SCENE _VIDIOC(0x00c8)
|
||||||
|
|
||||||
/* Query device capability
|
|
||||||
* Address pointing to struct v4l2_capability
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_QUERYCAP _VIDIOC(0x001b)
|
|
||||||
|
|
||||||
/* Set clip
|
|
||||||
* Address pointing to struct v4l2_selection
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_S_SELECTION _VIDIOC(0x001c)
|
|
||||||
|
|
||||||
/* Get clip
|
|
||||||
* Address pointing to struct v4l2_selection
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_G_SELECTION _VIDIOC(0x001d)
|
|
||||||
|
|
||||||
/* Get the frame interval.
|
|
||||||
* Address pointing to struct v4l2_streamparm
|
|
||||||
*/
|
|
||||||
|
|
||||||
#define VIDIOC_G_PARM _VIDIOC(0x001e)
|
|
||||||
|
|
||||||
#define VIDEO_HSIZE_QVGA (320) /* QVGA horizontal size */
|
#define VIDEO_HSIZE_QVGA (320) /* QVGA horizontal size */
|
||||||
#define VIDEO_VSIZE_QVGA (240) /* QVGA vertical size */
|
#define VIDEO_VSIZE_QVGA (240) /* QVGA vertical size */
|
||||||
@ -214,22 +275,167 @@ extern "C"
|
|||||||
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
|
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
|
||||||
#define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1 << 31))
|
#define v4l2_fourcc_be(a, b, c, d) (v4l2_fourcc(a, b, c, d) | (1 << 31))
|
||||||
|
|
||||||
/* YUV 4:2:2 */
|
/* RGB formats */
|
||||||
|
|
||||||
#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y')
|
#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1')
|
||||||
#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V')
|
#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4')
|
||||||
|
#define V4L2_PIX_FMT_ARGB444 v4l2_fourcc('A', 'R', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_XRGB444 v4l2_fourcc('X', 'R', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O')
|
||||||
|
#define V4L2_PIX_FMT_ARGB555 v4l2_fourcc('A', 'R', '1', '5')
|
||||||
|
#define V4L2_PIX_FMT_XRGB555 v4l2_fourcc('X', 'R', '1', '5')
|
||||||
|
#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P')
|
||||||
|
#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q')
|
||||||
|
#define V4L2_PIX_FMT_ARGB555X v4l2_fourcc_be('A', 'R', '1', '5')
|
||||||
|
#define V4L2_PIX_FMT_XRGB555X v4l2_fourcc_be('X', 'R', '1', '5')
|
||||||
|
#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R')
|
||||||
|
#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H')
|
||||||
|
#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3')
|
||||||
|
#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3')
|
||||||
|
#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4')
|
||||||
|
#define V4L2_PIX_FMT_ABGR32 v4l2_fourcc('A', 'R', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_XBGR32 v4l2_fourcc('X', 'R', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4')
|
||||||
|
#define V4L2_PIX_FMT_ARGB32 v4l2_fourcc('B', 'A', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_XRGB32 v4l2_fourcc('B', 'X', '2', '4')
|
||||||
|
|
||||||
/* YUV 4:2:0 */
|
/* Grey formats */
|
||||||
|
|
||||||
#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2')
|
#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y')
|
||||||
|
#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ')
|
||||||
|
#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ')
|
||||||
|
#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ')
|
||||||
|
#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ')
|
||||||
|
#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ')
|
||||||
|
#define V4L2_PIX_FMT_Y16_BE v4l2_fourcc_be('Y', '1', '6', ' ')
|
||||||
|
|
||||||
/* RGB565 */
|
/* Grey bit-packed formats */
|
||||||
|
|
||||||
#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P')
|
#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B')
|
||||||
|
|
||||||
/* JFIF JPEG */
|
/* Palette formats */
|
||||||
|
|
||||||
#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G')
|
#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8')
|
||||||
|
|
||||||
|
/* Chrominance formats */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ')
|
||||||
|
|
||||||
|
/* Luminance+Chrominance formats */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V')
|
||||||
|
#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V')
|
||||||
|
#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U')
|
||||||
|
#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y')
|
||||||
|
#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y')
|
||||||
|
#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P')
|
||||||
|
#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4')
|
||||||
|
#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O')
|
||||||
|
#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P')
|
||||||
|
#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4')
|
||||||
|
#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0')
|
||||||
|
|
||||||
|
/* two planes -- one Y, one Cr + Cb interleaved */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1')
|
||||||
|
#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6')
|
||||||
|
#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1')
|
||||||
|
#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2')
|
||||||
|
|
||||||
|
/* two non contiguous planes - one Y, one Cr + Cb interleaved */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1')
|
||||||
|
#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6')
|
||||||
|
#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1')
|
||||||
|
#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2')
|
||||||
|
|
||||||
|
/* three planes - Y Cb, Cr */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9')
|
||||||
|
#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9')
|
||||||
|
#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P')
|
||||||
|
#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P')
|
||||||
|
|
||||||
|
/* three non contiguous planes - Y, Cb, Cr */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1')
|
||||||
|
#define V4L2_PIX_FMT_YUV422M v4l2_fourcc('Y', 'M', '1', '6')
|
||||||
|
#define V4L2_PIX_FMT_YVU422M v4l2_fourcc('Y', 'M', '6', '1')
|
||||||
|
#define V4L2_PIX_FMT_YUV444M v4l2_fourcc('Y', 'M', '2', '4')
|
||||||
|
#define V4L2_PIX_FMT_YVU444M v4l2_fourcc('Y', 'M', '4', '2')
|
||||||
|
|
||||||
|
/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B')
|
||||||
|
#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0')
|
||||||
|
|
||||||
|
/* 10bit raw bayer packed, 5 bytes for every 4 pixels */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_SBGGR10P v4l2_fourcc('p', 'B', 'A', 'A')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG10P v4l2_fourcc('p', 'G', 'A', 'A')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG10P v4l2_fourcc('p', 'g', 'A', 'A')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB10P v4l2_fourcc('p', 'R', 'A', 'A')
|
||||||
|
|
||||||
|
/* 10bit raw bayer a-law compressed to 8 bits */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
|
||||||
|
|
||||||
|
/* 10bit raw bayer DPCM compressed to 8 bits */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
|
||||||
|
#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2')
|
||||||
|
#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2')
|
||||||
|
#define V4L2_PIX_FMT_SGBRG16 v4l2_fourcc('G', 'B', '1', '6')
|
||||||
|
#define V4L2_PIX_FMT_SGRBG16 v4l2_fourcc('G', 'R', '1', '6')
|
||||||
|
#define V4L2_PIX_FMT_SRGGB16 v4l2_fourcc('R', 'G', '1', '6')
|
||||||
|
|
||||||
|
/* HSV formats */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_HSV24 v4l2_fourcc('H', 'S', 'V', '3')
|
||||||
|
#define V4L2_PIX_FMT_HSV32 v4l2_fourcc('H', 'S', 'V', '4')
|
||||||
|
|
||||||
|
/* compressed formats */
|
||||||
|
|
||||||
|
#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G')
|
||||||
|
#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G')
|
||||||
|
#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd')
|
||||||
|
#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G')
|
||||||
|
#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4')
|
||||||
|
#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1')
|
||||||
|
#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4')
|
||||||
|
#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3')
|
||||||
|
#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1')
|
||||||
|
#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2')
|
||||||
|
#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4')
|
||||||
|
#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D')
|
||||||
|
#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G')
|
||||||
|
#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L')
|
||||||
|
#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0')
|
||||||
|
#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0')
|
||||||
|
|
||||||
/* JPEG + sub image */
|
/* JPEG + sub image */
|
||||||
|
|
||||||
@ -259,6 +465,126 @@ extern "C"
|
|||||||
|
|
||||||
#define V4L2_BUF_FLAG_ERROR (0x0001)
|
#define V4L2_BUF_FLAG_ERROR (0x0001)
|
||||||
|
|
||||||
|
/* Values for v4l2_std_id */
|
||||||
|
|
||||||
|
/* one bit for each */
|
||||||
|
#define V4L2_STD_PAL_B ((v4l2_std_id)0x00000001)
|
||||||
|
#define V4L2_STD_PAL_B1 ((v4l2_std_id)0x00000002)
|
||||||
|
#define V4L2_STD_PAL_G ((v4l2_std_id)0x00000004)
|
||||||
|
#define V4L2_STD_PAL_H ((v4l2_std_id)0x00000008)
|
||||||
|
#define V4L2_STD_PAL_I ((v4l2_std_id)0x00000010)
|
||||||
|
#define V4L2_STD_PAL_D ((v4l2_std_id)0x00000020)
|
||||||
|
#define V4L2_STD_PAL_D1 ((v4l2_std_id)0x00000040)
|
||||||
|
#define V4L2_STD_PAL_K ((v4l2_std_id)0x00000080)
|
||||||
|
|
||||||
|
#define V4L2_STD_PAL_M ((v4l2_std_id)0x00000100)
|
||||||
|
#define V4L2_STD_PAL_N ((v4l2_std_id)0x00000200)
|
||||||
|
#define V4L2_STD_PAL_Nc ((v4l2_std_id)0x00000400)
|
||||||
|
#define V4L2_STD_PAL_60 ((v4l2_std_id)0x00000800)
|
||||||
|
|
||||||
|
#define V4L2_STD_NTSC_M ((v4l2_std_id)0x00001000) /* BTSC */
|
||||||
|
#define V4L2_STD_NTSC_M_JP ((v4l2_std_id)0x00002000) /* EIA-J */
|
||||||
|
#define V4L2_STD_NTSC_443 ((v4l2_std_id)0x00004000)
|
||||||
|
#define V4L2_STD_NTSC_M_KR ((v4l2_std_id)0x00008000) /* FM A2 */
|
||||||
|
|
||||||
|
#define V4L2_STD_SECAM_B ((v4l2_std_id)0x00010000)
|
||||||
|
#define V4L2_STD_SECAM_D ((v4l2_std_id)0x00020000)
|
||||||
|
#define V4L2_STD_SECAM_G ((v4l2_std_id)0x00040000)
|
||||||
|
#define V4L2_STD_SECAM_H ((v4l2_std_id)0x00080000)
|
||||||
|
#define V4L2_STD_SECAM_K ((v4l2_std_id)0x00100000)
|
||||||
|
#define V4L2_STD_SECAM_K1 ((v4l2_std_id)0x00200000)
|
||||||
|
#define V4L2_STD_SECAM_L ((v4l2_std_id)0x00400000)
|
||||||
|
#define V4L2_STD_SECAM_LC ((v4l2_std_id)0x00800000)
|
||||||
|
|
||||||
|
/* ATSC/HDTV */
|
||||||
|
#define V4L2_STD_ATSC_8_VSB ((v4l2_std_id)0x01000000)
|
||||||
|
#define V4L2_STD_ATSC_16_VSB ((v4l2_std_id)0x02000000)
|
||||||
|
|
||||||
|
/* Some macros to merge video standards in order to make live easier for the
|
||||||
|
* drivers and V4L2 applications
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* "Common" NTSC/M - It should be noticed that V4L2_STD_NTSC_443 is
|
||||||
|
* Missing here.
|
||||||
|
*/
|
||||||
|
#define V4L2_STD_NTSC (V4L2_STD_NTSC_M |\
|
||||||
|
V4L2_STD_NTSC_M_JP |\
|
||||||
|
V4L2_STD_NTSC_M_KR)
|
||||||
|
/* Secam macros */
|
||||||
|
#define V4L2_STD_SECAM_DK (V4L2_STD_SECAM_D |\
|
||||||
|
V4L2_STD_SECAM_K |\
|
||||||
|
V4L2_STD_SECAM_K1)
|
||||||
|
/* All Secam Standards */
|
||||||
|
#define V4L2_STD_SECAM (V4L2_STD_SECAM_B |\
|
||||||
|
V4L2_STD_SECAM_G |\
|
||||||
|
V4L2_STD_SECAM_H |\
|
||||||
|
V4L2_STD_SECAM_DK |\
|
||||||
|
V4L2_STD_SECAM_L |\
|
||||||
|
V4L2_STD_SECAM_LC)
|
||||||
|
/* PAL macros */
|
||||||
|
#define V4L2_STD_PAL_BG (V4L2_STD_PAL_B |\
|
||||||
|
V4L2_STD_PAL_B1 |\
|
||||||
|
V4L2_STD_PAL_G)
|
||||||
|
#define V4L2_STD_PAL_DK (V4L2_STD_PAL_D |\
|
||||||
|
V4L2_STD_PAL_D1 |\
|
||||||
|
V4L2_STD_PAL_K)
|
||||||
|
|
||||||
|
/* "Common" PAL - This macro is there to be compatible with the old
|
||||||
|
* V4L1 concept of "PAL": /BGDKHI.
|
||||||
|
* Several PAL standards are missing here: /M, /N and /Nc
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define V4L2_STD_PAL (V4L2_STD_PAL_BG |\
|
||||||
|
V4L2_STD_PAL_DK |\
|
||||||
|
V4L2_STD_PAL_H |\
|
||||||
|
V4L2_STD_PAL_I)
|
||||||
|
|
||||||
|
/* Chroma "agnostic" standards */
|
||||||
|
|
||||||
|
#define V4L2_STD_B (V4L2_STD_PAL_B |\
|
||||||
|
V4L2_STD_PAL_B1 |\
|
||||||
|
V4L2_STD_SECAM_B)
|
||||||
|
#define V4L2_STD_G (V4L2_STD_PAL_G |\
|
||||||
|
V4L2_STD_SECAM_G)
|
||||||
|
#define V4L2_STD_H (V4L2_STD_PAL_H |\
|
||||||
|
V4L2_STD_SECAM_H)
|
||||||
|
#define V4L2_STD_L (V4L2_STD_SECAM_L |\
|
||||||
|
V4L2_STD_SECAM_LC)
|
||||||
|
#define V4L2_STD_GH (V4L2_STD_G |\
|
||||||
|
V4L2_STD_H)
|
||||||
|
#define V4L2_STD_DK (V4L2_STD_PAL_DK |\
|
||||||
|
V4L2_STD_SECAM_DK)
|
||||||
|
#define V4L2_STD_BG (V4L2_STD_B |\
|
||||||
|
V4L2_STD_G)
|
||||||
|
#define V4L2_STD_MN (V4L2_STD_PAL_M |\
|
||||||
|
V4L2_STD_PAL_N |\
|
||||||
|
V4L2_STD_PAL_Nc |\
|
||||||
|
V4L2_STD_NTSC)
|
||||||
|
|
||||||
|
/* Standards where MTS/BTSC stereo could be found */
|
||||||
|
#define V4L2_STD_MTS (V4L2_STD_NTSC_M |\
|
||||||
|
V4L2_STD_PAL_M |\
|
||||||
|
V4L2_STD_PAL_N |\
|
||||||
|
V4L2_STD_PAL_Nc)
|
||||||
|
|
||||||
|
/* Standards for Countries with 60Hz Line frequency */
|
||||||
|
#define V4L2_STD_525_60 (V4L2_STD_PAL_M |\
|
||||||
|
V4L2_STD_PAL_60 |\
|
||||||
|
V4L2_STD_NTSC |\
|
||||||
|
V4L2_STD_NTSC_443)
|
||||||
|
/* Standards for Countries with 50Hz Line frequency */
|
||||||
|
#define V4L2_STD_625_50 (V4L2_STD_PAL |\
|
||||||
|
V4L2_STD_PAL_N |\
|
||||||
|
V4L2_STD_PAL_Nc |\
|
||||||
|
V4L2_STD_SECAM)
|
||||||
|
|
||||||
|
#define V4L2_STD_ATSC (V4L2_STD_ATSC_8_VSB |\
|
||||||
|
V4L2_STD_ATSC_16_VSB)
|
||||||
|
/* Macros with none and all analog standards */
|
||||||
|
#define V4L2_STD_UNKNOWN 0
|
||||||
|
#define V4L2_STD_ALL (V4L2_STD_525_60 |\
|
||||||
|
V4L2_STD_625_50)
|
||||||
|
|
||||||
/****************************************************************************
|
/****************************************************************************
|
||||||
* Public Types
|
* Public Types
|
||||||
****************************************************************************/
|
****************************************************************************/
|
||||||
@ -277,6 +603,39 @@ struct v4l2_capability
|
|||||||
uint32_t device_caps; /* Device capabilities of the opened device */
|
uint32_t device_caps; /* Device capabilities of the opened device */
|
||||||
};
|
};
|
||||||
|
|
||||||
|
/* Values for 'capabilities' field */
|
||||||
|
|
||||||
|
enum v4l2_capabilities
|
||||||
|
{
|
||||||
|
V4L2_CAP_VIDEO_CAPTURE = 0x00000001, /* Is a video capture device */
|
||||||
|
V4L2_CAP_VIDEO_OUTPUT = 0x00000002, /* Is a video output device */
|
||||||
|
V4L2_CAP_VIDEO_OVERLAY = 0x00000004, /* Can do video overlay */
|
||||||
|
V4L2_CAP_VBI_CAPTURE = 0x00000010, /* Is a raw VBI capture device */
|
||||||
|
V4L2_CAP_VBI_OUTPUT = 0x00000020, /* Is a raw VBI output device */
|
||||||
|
V4L2_CAP_SLICED_VBI_CAPTURE = 0x00000040, /* Is a sliced VBI capture device */
|
||||||
|
V4L2_CAP_SLICED_VBI_OUTPUT = 0x00000080, /* Is a sliced VBI output device */
|
||||||
|
V4L2_CAP_RDS_CAPTURE = 0x00000100, /* RDS data capture */
|
||||||
|
V4L2_CAP_VIDEO_OUTPUT_OVERLAY = 0x00000200, /* Can do video output overlay */
|
||||||
|
V4L2_CAP_HW_FREQ_SEEK = 0x00000400, /* Can do hardware frequency seek */
|
||||||
|
V4L2_CAP_RDS_OUTPUT = 0x00000800, /* Is an RDS encoder */
|
||||||
|
V4L2_CAP_VIDEO_CAPTURE_MPLANE = 0x00001000, /* Is a video capture device that supports multiplanar formats */
|
||||||
|
V4L2_CAP_VIDEO_OUTPUT_MPLANE = 0x00002000, /* Is a video output device that supports multiplanar formats */
|
||||||
|
V4L2_CAP_VIDEO_M2M_MPLANE = 0x00004000, /* Is a video mem-to-mem device that supports multiplanar formats */
|
||||||
|
V4L2_CAP_VIDEO_M2M = 0x00008000, /* Is a video mem-to-mem device */
|
||||||
|
V4L2_CAP_TUNER = 0x00010000, /* has a tuner */
|
||||||
|
V4L2_CAP_AUDIO = 0x00020000, /* has audio support */
|
||||||
|
V4L2_CAP_RADIO = 0x00040000, /* is a radio device */
|
||||||
|
V4L2_CAP_MODULATOR = 0x00080000, /* has a modulator */
|
||||||
|
V4L2_CAP_SDR_CAPTURE = 0x00100000, /* Is a SDR capture device */
|
||||||
|
V4L2_CAP_EXT_PIX_FORMAT = 0x00200000, /* Supports the extended pixel format */
|
||||||
|
V4L2_CAP_SDR_OUTPUT = 0x00400000, /* Is a SDR output device */
|
||||||
|
V4L2_CAP_READWRITE = 0x01000000, /* read/write systemcalls */
|
||||||
|
V4L2_CAP_ASYNCIO = 0x02000000, /* async I/O */
|
||||||
|
V4L2_CAP_STREAMING = 0x04000000, /* streaming I/O ioctls */
|
||||||
|
V4L2_CAP_TOUCH = 0x10000000, /* Is a touch device */
|
||||||
|
V4L2_CAP_DEVICE_CAPS = 0x80000000, /* sets device capabilities field */
|
||||||
|
};
|
||||||
|
|
||||||
/* Rectangle information */
|
/* Rectangle information */
|
||||||
|
|
||||||
struct v4l2_rect
|
struct v4l2_rect
|
||||||
@ -298,6 +657,14 @@ struct v4l2_rect
|
|||||||
uint32_t height;
|
uint32_t height;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
/* Fraction */
|
||||||
|
|
||||||
|
struct v4l2_fract
|
||||||
|
{
|
||||||
|
uint32_t numerator; /* numerator */
|
||||||
|
uint32_t denominator; /* denominator */
|
||||||
|
};
|
||||||
|
|
||||||
/* V4L2 selection info for VIDIOC_S_SELECTION and VIDIOC_G_SELECTION.
|
/* V4L2 selection info for VIDIOC_S_SELECTION and VIDIOC_G_SELECTION.
|
||||||
* Currently, only member type and r are supported.
|
* Currently, only member type and r are supported.
|
||||||
*/
|
*/
|
||||||
@ -310,6 +677,18 @@ struct v4l2_selection
|
|||||||
struct v4l2_rect r; /* The selection rectangle. */
|
struct v4l2_rect r; /* The selection rectangle. */
|
||||||
};
|
};
|
||||||
|
|
||||||
|
typedef uint64_t v4l2_std_id;
|
||||||
|
|
||||||
|
struct v4l2_standard
|
||||||
|
{
|
||||||
|
uint32_t index;
|
||||||
|
v4l2_std_id id;
|
||||||
|
uint8_t name[24];
|
||||||
|
struct v4l2_fract frameperiod; /* Frames, not fields */
|
||||||
|
uint32_t framelines;
|
||||||
|
uint32_t reserved[4];
|
||||||
|
};
|
||||||
|
|
||||||
/* Buffer type.
|
/* Buffer type.
|
||||||
* Currently, support only V4L2_BUF_TYPE_VIDEO_CAPTURE and
|
* Currently, support only V4L2_BUF_TYPE_VIDEO_CAPTURE and
|
||||||
* V4L2_BUF_TYPE_STILL_CAPTURE.
|
* V4L2_BUF_TYPE_STILL_CAPTURE.
|
||||||
@ -423,6 +802,7 @@ struct v4l2_buffer
|
|||||||
uint32_t bytesused; /* Driver sets the image size */
|
uint32_t bytesused; /* Driver sets the image size */
|
||||||
uint16_t flags; /* buffer flags. */
|
uint16_t flags; /* buffer flags. */
|
||||||
uint16_t field; /* the field order of the image */
|
uint16_t field; /* the field order of the image */
|
||||||
|
struct timeval timestamp; /* frame timestamp */
|
||||||
struct v4l2_timecode timecode; /* frame timecode */
|
struct v4l2_timecode timecode; /* frame timecode */
|
||||||
uint16_t sequence; /* frame sequence number */
|
uint16_t sequence; /* frame sequence number */
|
||||||
uint16_t memory; /* enum #v4l2_memory */
|
uint16_t memory; /* enum #v4l2_memory */
|
||||||
@ -447,6 +827,12 @@ struct v4l2_fmtdesc
|
|||||||
uint32_t pixelformat; /* Format fourcc */
|
uint32_t pixelformat; /* Format fourcc */
|
||||||
};
|
};
|
||||||
|
|
||||||
|
enum v4l2_fmt_flag
|
||||||
|
{
|
||||||
|
V4L2_FMT_FLAG_COMPRESSED = 0x0001, /* This is a compressed format */
|
||||||
|
V4L2_FMT_FLAG_EMULATED = 0x0002, /* This format is not native */
|
||||||
|
};
|
||||||
|
|
||||||
enum v4l2_frmsizetypes
|
enum v4l2_frmsizetypes
|
||||||
{
|
{
|
||||||
V4L2_FRMSIZE_TYPE_DISCRETE = 1, /* Discrete value */
|
V4L2_FRMSIZE_TYPE_DISCRETE = 1, /* Discrete value */
|
||||||
@ -497,14 +883,6 @@ enum v4l2_frmivaltypes
|
|||||||
V4L2_FRMIVAL_TYPE_STEPWISE = 3, /* Step value */
|
V4L2_FRMIVAL_TYPE_STEPWISE = 3, /* Step value */
|
||||||
};
|
};
|
||||||
|
|
||||||
/* Fraction */
|
|
||||||
|
|
||||||
struct v4l2_fract
|
|
||||||
{
|
|
||||||
uint32_t numerator; /* numerator */
|
|
||||||
uint32_t denominator; /* denominator */
|
|
||||||
};
|
|
||||||
|
|
||||||
/* frame interval enumeration with stepwise format */
|
/* frame interval enumeration with stepwise format */
|
||||||
|
|
||||||
struct v4l2_frmival_stepwise
|
struct v4l2_frmival_stepwise
|
||||||
@ -573,6 +951,18 @@ struct v4l2_captureparm
|
|||||||
uint32_t readbuffers; /* # of buffers for read */
|
uint32_t readbuffers; /* # of buffers for read */
|
||||||
};
|
};
|
||||||
|
|
||||||
|
/* Flags for 'capability' and 'capturemode' fields */
|
||||||
|
|
||||||
|
enum v4l2_capture_mode
|
||||||
|
{
|
||||||
|
V4L2_MODE_HIGHQUALITY = 0x0001, /* High quality imaging mode */
|
||||||
|
};
|
||||||
|
|
||||||
|
enum v4l2_capture_capability
|
||||||
|
{
|
||||||
|
V4L2_CAP_TIMEPERFRAME = 0x1000, /* timeperframe field is supported */
|
||||||
|
};
|
||||||
|
|
||||||
struct v4l2_streamparm
|
struct v4l2_streamparm
|
||||||
{
|
{
|
||||||
uint32_t type; /* enum v4l2_buf_type */
|
uint32_t type; /* enum v4l2_buf_type */
|
||||||
@ -646,6 +1036,112 @@ struct v4l2_querymenu
|
|||||||
};
|
};
|
||||||
};
|
};
|
||||||
|
|
||||||
|
struct v4l2_input
|
||||||
|
{
|
||||||
|
uint32_t index; /* Which input */
|
||||||
|
uint8_t name[32]; /* Label */
|
||||||
|
uint32_t type; /* Type of input */
|
||||||
|
uint32_t audioset; /* Associated audios (bitfield) */
|
||||||
|
uint32_t tuner; /* enum v4l2_tuner_type */
|
||||||
|
v4l2_std_id std;
|
||||||
|
uint32_t status;
|
||||||
|
uint32_t capabilities;
|
||||||
|
uint32_t reserved[3];
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Values for the 'type' field */
|
||||||
|
|
||||||
|
enum v4l2_input_type
|
||||||
|
{
|
||||||
|
V4L2_INPUT_TYPE_TUNER = 1,
|
||||||
|
V4L2_INPUT_TYPE_CAMERA = 2,
|
||||||
|
V4L2_INPUT_TYPE_TOUCH = 3,
|
||||||
|
};
|
||||||
|
|
||||||
|
enum v4l2_input_status
|
||||||
|
{
|
||||||
|
/* field 'status' - general */
|
||||||
|
|
||||||
|
V4L2_IN_ST_NO_POWER = 0x00000001, /* Attached device is off */
|
||||||
|
V4L2_IN_ST_NO_SIGNAL = 0x00000002,
|
||||||
|
V4L2_IN_ST_NO_COLOR = 0x00000004,
|
||||||
|
|
||||||
|
/* field 'status' - sensor orientation */
|
||||||
|
|
||||||
|
/* If sensor is mounted upside down set both bits */
|
||||||
|
|
||||||
|
V4L2_IN_ST_HFLIP = 0x00000010, /* Frames are flipped horizontally */
|
||||||
|
V4L2_IN_ST_VFLIP = 0x00000020, /* Frames are flipped vertically */
|
||||||
|
|
||||||
|
/* field 'status' - analog */
|
||||||
|
|
||||||
|
V4L2_IN_ST_NO_H_LOCK = 0x00000100, /* No horizontal sync lock */
|
||||||
|
V4L2_IN_ST_COLOR_KILL = 0x00000200, /* Color killer is active */
|
||||||
|
V4L2_IN_ST_NO_V_LOCK = 0x00000400, /* No vertical sync lock */
|
||||||
|
V4L2_IN_ST_NO_STD_LOCK = 0x00000800, /* No standard format lock */
|
||||||
|
|
||||||
|
/* field 'status' - digital */
|
||||||
|
|
||||||
|
V4L2_IN_ST_NO_SYNC = 0x00010000, /* No synchronization lock */
|
||||||
|
V4L2_IN_ST_NO_EQU = 0x00020000, /* No equalizer lock */
|
||||||
|
V4L2_IN_ST_NO_CARRIER = 0x00040000, /* Carrier recovery failed */
|
||||||
|
|
||||||
|
/* field 'status' - VCR and set-top box */
|
||||||
|
|
||||||
|
V4L2_IN_ST_MACROVISION = 0x01000000, /* Macrovision detected */
|
||||||
|
V4L2_IN_ST_NO_ACCESS = 0x02000000, /* Conditional access denied */
|
||||||
|
V4L2_IN_ST_VTR = 0x04000000, /* VTR time constant */
|
||||||
|
};
|
||||||
|
|
||||||
|
/* capabilities flags */
|
||||||
|
|
||||||
|
enum v4l2_input_capabilities
|
||||||
|
{
|
||||||
|
V4L2_IN_CAP_DV_TIMINGS = 0x00000002, /* Supports S_DV_TIMINGS */
|
||||||
|
V4L2_IN_CAP_STD = 0x00000004, /* Supports S_STD */
|
||||||
|
V4L2_IN_CAP_NATIVE_SIZE = 0x00000008, /* Supports setting native size */
|
||||||
|
};
|
||||||
|
|
||||||
|
enum v4l2_input_capabilites_compat
|
||||||
|
{
|
||||||
|
V4L2_IN_CAP_CUSTOM_TIMINGS = V4L2_IN_CAP_DV_TIMINGS, /* For compatibility */
|
||||||
|
};
|
||||||
|
|
||||||
|
struct v4l2_output
|
||||||
|
{
|
||||||
|
uint32_t index; /* Which output */
|
||||||
|
uint8_t name[32]; /* Label */
|
||||||
|
uint32_t type; /* Type of output */
|
||||||
|
uint32_t audioset; /* Associated audios (bitfield) */
|
||||||
|
uint32_t modulator; /* Associated modulator */
|
||||||
|
v4l2_std_id std;
|
||||||
|
uint32_t capabilities;
|
||||||
|
uint32_t reserved[3];
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Values for the 'type' field */
|
||||||
|
|
||||||
|
enum v4l2_output_type
|
||||||
|
{
|
||||||
|
V4L2_OUTPUT_TYPE_MODULATOR = 1,
|
||||||
|
V4L2_OUTPUT_TYPE_ANALOG = 2,
|
||||||
|
V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY = 3,
|
||||||
|
};
|
||||||
|
|
||||||
|
/* capabilities flags */
|
||||||
|
|
||||||
|
enum v4l2_output_capabilities
|
||||||
|
{
|
||||||
|
V4L2_OUT_CAP_DV_TIMINGS = 0x00000002, /* Supports S_DV_TIMINGS */
|
||||||
|
V4L2_OUT_CAP_STD = 0x00000004, /* Supports S_STD */
|
||||||
|
V4L2_OUT_CAP_NATIVE_SIZE = 0x00000008, /* Supports setting native size */
|
||||||
|
};
|
||||||
|
|
||||||
|
enum v4l2_output_capabilites_compat
|
||||||
|
{
|
||||||
|
V4L2_OUT_CAP_CUSTOM_TIMINGS = V4L2_OUT_CAP_DV_TIMINGS, /* For compatibility */
|
||||||
|
};
|
||||||
|
|
||||||
struct v4l2_control
|
struct v4l2_control
|
||||||
{
|
{
|
||||||
uint16_t id;
|
uint16_t id;
|
||||||
|
|||||||
25
include/sys/videoio.h
Normal file
25
include/sys/videoio.h
Normal file
@ -0,0 +1,25 @@
|
|||||||
|
/****************************************************************************
|
||||||
|
* include/sys/videoio.h
|
||||||
|
*
|
||||||
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||||
|
* contributor license agreements. See the NOTICE file distributed with
|
||||||
|
* this work for additional information regarding copyright ownership. The
|
||||||
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
||||||
|
* "License"); you may not use this file except in compliance with the
|
||||||
|
* License. You may obtain a copy of the License at
|
||||||
|
*
|
||||||
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
*
|
||||||
|
* Unless required by applicable law or agreed to in writing, software
|
||||||
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||||
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||||
|
* License for the specific language governing permissions and limitations
|
||||||
|
* under the License.
|
||||||
|
*
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Included Files
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
#include <nuttx/video/video.h>
|
||||||
Loading…
Reference in New Issue
Block a user