From 8cbde94be34f95c01515ba19ce32bcd51ab3949e Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sat, 24 Jun 2006 14:36:02 -0300 Subject: V4L/DVB (4223): Add V4L2_CID_MPEG_STREAM_VBI_FMT control V4L2_CID_MPEG_STREAM_VBI_FMT controls if and how VBI data is embedded in an MPEG stream. Currently only one format is supported: the format designed for the ivtv driver. This should be extended with new standard formats (such as defined for DVB) in the future. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx2341x.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'drivers/media/video/cx2341x.c') diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c index 554813e6f65..01b22eab572 100644 --- a/drivers/media/video/cx2341x.c +++ b/drivers/media/video/cx2341x.c @@ -43,6 +43,7 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); const u32 cx2341x_mpeg_ctrls[] = { V4L2_CID_MPEG_CLASS, V4L2_CID_MPEG_STREAM_TYPE, + V4L2_CID_MPEG_STREAM_VBI_FMT, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ, V4L2_CID_MPEG_AUDIO_ENCODING, V4L2_CID_MPEG_AUDIO_L2_BITRATE, @@ -135,6 +136,9 @@ static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params, case V4L2_CID_MPEG_STREAM_TYPE: ctrl->value = params->stream_type; break; + case V4L2_CID_MPEG_STREAM_VBI_FMT: + ctrl->value = params->stream_vbi_fmt; + break; case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: ctrl->value = params->video_spatial_filter_mode; break; @@ -257,6 +261,9 @@ static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, params->video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR; } break; + case V4L2_CID_MPEG_STREAM_VBI_FMT: + params->stream_vbi_fmt = ctrl->value; + break; case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: params->video_spatial_filter_mode = ctrl->value; break; @@ -418,6 +425,14 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; return err; + case V4L2_CID_MPEG_STREAM_VBI_FMT: + if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI) + return v4l2_ctrl_query_fill_std(qctrl); + return cx2341x_ctrl_query_fill(qctrl, + V4L2_MPEG_STREAM_VBI_FMT_NONE, + V4L2_MPEG_STREAM_VBI_FMT_NONE, 1, + V4L2_MPEG_STREAM_VBI_FMT_NONE); + /* CX23415/6 specific */ case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: return cx2341x_ctrl_query_fill(qctrl, @@ -639,6 +654,7 @@ void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p) { static struct cx2341x_mpeg_params default_params = { /* misc */ + .capabilities = 0, .port = CX2341X_PORT_MEMORY, .width = 720, .height = 480, @@ -646,6 +662,7 @@ void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p) /* stream */ .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS, + .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE, /* audio */ .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, -- cgit v1.2.3