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V4L/DVB (5268): Add support for three new MPEG controls.

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Added V4L2_CID_MPEG_AUDIO_MUTE, V4L2_CID_MPEG_VIDEO_MUTE and
V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS controls together with
their implementation in the cx2341x module.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil 2007-04-27 12:31:00 -03:00 committed by Mauro Carvalho Chehab
parent b7eee616ad
commit 5eee72e884
4 changed files with 85 additions and 5 deletions
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72
drivers/media/video/cx2341x.c
View File

@ -51,6 +51,7 @@ const u32 cx2341x_mpeg_ctrls[] = {
V4L2_CID_MPEG_AUDIO_MODE_EXTENSION,
V4L2_CID_MPEG_AUDIO_EMPHASIS,
V4L2_CID_MPEG_AUDIO_CRC,
V4L2_CID_MPEG_AUDIO_MUTE,
V4L2_CID_MPEG_VIDEO_ENCODING,
V4L2_CID_MPEG_VIDEO_ASPECT,
V4L2_CID_MPEG_VIDEO_B_FRAMES,
@ -60,6 +61,8 @@ const u32 cx2341x_mpeg_ctrls[] = {
V4L2_CID_MPEG_VIDEO_BITRATE,
V4L2_CID_MPEG_VIDEO_BITRATE_PEAK,
V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION,
V4L2_CID_MPEG_VIDEO_MUTE,
V4L2_CID_MPEG_VIDEO_MUTE_YUV,
V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE,
V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER,
V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE,
@ -71,6 +74,7 @@ const u32 cx2341x_mpeg_ctrls[] = {
V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP,
V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM,
V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP,
V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
0
};
@ -102,6 +106,9 @@ static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_AUDIO_CRC:
ctrl->value = params->audio_crc;
break;
case V4L2_CID_MPEG_AUDIO_MUTE:
ctrl->value = params->audio_mute;
break;
case V4L2_CID_MPEG_VIDEO_ENCODING:
ctrl->value = params->video_encoding;
break;
@ -129,6 +136,12 @@ static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
ctrl->value = params->video_temporal_decimation;
break;
case V4L2_CID_MPEG_VIDEO_MUTE:
ctrl->value = params->video_mute;
break;
case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
ctrl->value = params->video_mute_yuv;
break;
case V4L2_CID_MPEG_STREAM_TYPE:
ctrl->value = params->stream_type;
break;
@ -168,6 +181,9 @@ static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
ctrl->value = params->video_chroma_median_filter_bottom;
break;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
ctrl->value = params->stream_insert_nav_packets;
break;
default:
return -EINVAL;
}
@ -201,6 +217,9 @@ static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_AUDIO_CRC:
params->audio_crc = ctrl->value;
break;
case V4L2_CID_MPEG_AUDIO_MUTE:
params->audio_mute = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_ASPECT:
params->video_aspect = ctrl->value;
break;
@ -243,6 +262,12 @@ static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
params->video_temporal_decimation = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_MUTE:
params->video_mute = (ctrl->value != 0);
break;
case V4L2_CID_MPEG_VIDEO_MUTE_YUV:
params->video_mute_yuv = ctrl->value;
break;
case V4L2_CID_MPEG_STREAM_TYPE:
params->stream_type = ctrl->value;
params->video_encoding =
@ -290,6 +315,9 @@ static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params,
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
params->video_chroma_median_filter_bottom = ctrl->value;
break;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
params->stream_insert_nav_packets = ctrl->value;
break;
default:
return -EINVAL;
}
@ -336,6 +364,9 @@ static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 ma
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
name = "Median Chroma Filter Minimum";
break;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
name = "Insert Navigation Packets";
break;
default:
return v4l2_ctrl_query_fill(qctrl, min, max, step, def);
@ -350,6 +381,12 @@ static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 ma
min = 0;
step = 1;
break;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
min = 0;
max = 1;
step = 1;
break;
default:
qctrl->type = V4L2_CTRL_TYPE_INTEGER;
break;
@ -505,6 +542,9 @@ int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS:
return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1, 0);
default:
return v4l2_ctrl_query_fill_std(qctrl);
@ -656,6 +696,7 @@ 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,
.stream_insert_nav_packets = 0,
/* audio */
.audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000,
@ -665,6 +706,7 @@ void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
.audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
.audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE,
.audio_crc = V4L2_MPEG_AUDIO_CRC_NONE,
.audio_mute = 0,
/* video */
.video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2,
@ -676,6 +718,8 @@ void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p)
.video_bitrate = 6000000,
.video_bitrate_peak = 8000000,
.video_temporal_decimation = 0,
.video_mute = 0,
.video_mute_yuv = 0x008080, /* YCbCr value for black */
/* encoding filters */
.video_spatial_filter_mode = V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
@ -779,6 +823,10 @@ int cx2341x_update(void *priv, cx2341x_mbox_func func,
err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, new->audio_properties);
if (err) return err;
}
if (old == NULL || old->audio_mute != new->audio_mute) {
err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_AUDIO, 1, new->audio_mute);
if (err) return err;
}
if (old == NULL || old->video_bitrate_mode != new->video_bitrate_mode ||
old->video_bitrate != new->video_bitrate ||
old->video_bitrate_peak != new->video_bitrate_peak) {
@ -826,6 +874,15 @@ int cx2341x_update(void *priv, cx2341x_mbox_func func,
new->video_temporal_decimation);
if (err) return err;
}
if (old == NULL || old->video_mute != new->video_mute ||
(new->video_mute && old->video_mute_yuv != new->video_mute_yuv)) {
err = cx2341x_api(priv, func, CX2341X_ENC_MUTE_VIDEO, 1, new->video_mute | (new->video_mute_yuv << 8));
if (err) return err;
}
if (old == NULL || old->stream_insert_nav_packets != new->stream_insert_nav_packets) {
err = cx2341x_api(priv, func, CX2341X_ENC_MISC, 2, 7, new->stream_insert_nav_packets);
if (err) return err;
}
return 0;
}
@ -854,18 +911,22 @@ void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix)
int temporal = p->video_temporal_filter;
/* Stream */
printk(KERN_INFO "%s: Stream: %s\n",
printk(KERN_INFO "%s: Stream: %s",
prefix,
cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE));
if (p->stream_insert_nav_packets)
printk(" (with navigation packets)");
printk("\n");
printk(KERN_INFO "%s: VBI Format: %s\n",
prefix,
cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT));
/* Video */
printk(KERN_INFO "%s: Video: %dx%d, %d fps\n",
printk(KERN_INFO "%s: Video: %dx%d, %d fps%s\n",
prefix,
p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1),
p->is_50hz ? 25 : 30);
p->is_50hz ? 25 : 30,
(p->video_mute) ? " (muted)" : "");
printk(KERN_INFO "%s: Video: %s, %s, %s, %d",
prefix,
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING),
@ -886,12 +947,13 @@ void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix)
}
/* Audio */
printk(KERN_INFO "%s: Audio: %s, %s, %s, %s",
printk(KERN_INFO "%s: Audio: %s, %s, %s, %s%s",
prefix,
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ),
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING),
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_L2_BITRATE),
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE));
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE),
p->audio_mute ? " (muted)" : "");
if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO) {
printk(", %s",
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));

10
drivers/media/video/v4l2-common.c
View File

@ -680,6 +680,7 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: name = "Audio Stereo Mode Extension"; break;
case V4L2_CID_MPEG_AUDIO_EMPHASIS: name = "Audio Emphasis"; break;
case V4L2_CID_MPEG_AUDIO_CRC: name = "Audio CRC"; break;
case V4L2_CID_MPEG_AUDIO_MUTE: name = "Audio Mute"; break;
case V4L2_CID_MPEG_VIDEO_ENCODING: name = "Video Encoding"; break;
case V4L2_CID_MPEG_VIDEO_ASPECT: name = "Video Aspect"; break;
case V4L2_CID_MPEG_VIDEO_B_FRAMES: name = "Video B Frames"; break;
@ -690,6 +691,8 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
case V4L2_CID_MPEG_VIDEO_BITRATE: name = "Video Bitrate"; break;
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: name = "Video Peak Bitrate"; break;
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: name = "Video Temporal Decimation"; break;
case V4L2_CID_MPEG_VIDEO_MUTE: name = "Video Mute"; break;
case V4L2_CID_MPEG_VIDEO_MUTE_YUV: name = "Video Mute YUV"; break;
case V4L2_CID_MPEG_STREAM_TYPE: name = "Stream Type"; break;
case V4L2_CID_MPEG_STREAM_PID_PMT: name = "Stream PMT Program ID"; break;
case V4L2_CID_MPEG_STREAM_PID_AUDIO: name = "Stream Audio Program ID"; break;
@ -705,6 +708,7 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
switch (qctrl->id) {
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_LOUDNESS:
case V4L2_CID_MPEG_AUDIO_MUTE:
case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
case V4L2_CID_MPEG_VIDEO_PULLDOWN:
qctrl->type = V4L2_CTRL_TYPE_BOOLEAN;
@ -838,6 +842,8 @@ int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
V4L2_MPEG_AUDIO_CRC_NONE,
V4L2_MPEG_AUDIO_CRC_CRC16, 1,
V4L2_MPEG_AUDIO_CRC_NONE);
case V4L2_CID_MPEG_AUDIO_MUTE:
return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
case V4L2_CID_MPEG_VIDEO_ENCODING:
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
@ -867,6 +873,10 @@ int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
return v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 0);
case V4L2_CID_MPEG_VIDEO_MUTE:
return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 0);
case V4L2_CID_MPEG_VIDEO_MUTE_YUV: /* Init YUV (really YCbCr) to black */
return v4l2_ctrl_query_fill(qctrl, 0, 0xffffff, 1, 0x008080);
case V4L2_CID_MPEG_STREAM_TYPE:
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_STREAM_TYPE_MPEG2_PS,

4
include/linux/videodev2.h
View File

@ -1037,6 +1037,7 @@ enum v4l2_mpeg_audio_crc {
V4L2_MPEG_AUDIO_CRC_NONE = 0,
V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
};
#define V4L2_CID_MPEG_AUDIO_MUTE (V4L2_CID_MPEG_BASE+109)
/* MPEG video */
#define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
@ -1063,6 +1064,8 @@ enum v4l2_mpeg_video_bitrate_mode {
#define V4L2_CID_MPEG_VIDEO_BITRATE (V4L2_CID_MPEG_BASE+207)
#define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK (V4L2_CID_MPEG_BASE+208)
#define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
#define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210)
#define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211)
/* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */
#define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000)
@ -1103,6 +1106,7 @@ enum v4l2_mpeg_cx2341x_video_median_filter_type {
#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+8)
#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP (V4L2_CID_MPEG_CX2341X_BASE+10)
#define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS (V4L2_CID_MPEG_CX2341X_BASE+11)
/*
* T U N I N G

4
include/media/cx2341x.h
View File

@ -40,6 +40,7 @@ struct cx2341x_mpeg_params {
/* stream */
enum v4l2_mpeg_stream_type stream_type;
enum v4l2_mpeg_stream_vbi_fmt stream_vbi_fmt;
u16 stream_insert_nav_packets;
/* audio */
enum v4l2_mpeg_audio_sampling_freq audio_sampling_freq;
@ -50,6 +51,7 @@ struct cx2341x_mpeg_params {
enum v4l2_mpeg_audio_emphasis audio_emphasis;
enum v4l2_mpeg_audio_crc audio_crc;
u16 audio_properties;
u16 audio_mute;
/* video */
enum v4l2_mpeg_video_encoding video_encoding;
@ -61,6 +63,8 @@ struct cx2341x_mpeg_params {
u32 video_bitrate;
u32 video_bitrate_peak;
u16 video_temporal_decimation;
u16 video_mute;
u32 video_mute_yuv;
/* encoding filters */
enum v4l2_mpeg_cx2341x_video_spatial_filter_mode video_spatial_filter_mode;