/*
- * cx2341x - generic code for cx23415/6 based devices
+ * cx2341x - generic code for cx23415/6/8 based devices
*
* Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
*
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <media/cx2341x.h>
#include <media/v4l2-common.h>
-MODULE_DESCRIPTION("cx23415/6 driver");
+MODULE_DESCRIPTION("cx23415/6/8 driver");
MODULE_AUTHOR("Hans Verkuil");
MODULE_LICENSE("GPL");
-static int debug = 0;
+static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Debug level (0-1)");
+/* Must be sorted from low to high control ID! */
const u32 cx2341x_mpeg_ctrls[] = {
V4L2_CID_MPEG_CLASS,
V4L2_CID_MPEG_STREAM_TYPE,
V4L2_CID_MPEG_AUDIO_EMPHASIS,
V4L2_CID_MPEG_AUDIO_CRC,
V4L2_CID_MPEG_AUDIO_MUTE,
+ V4L2_CID_MPEG_AUDIO_AC3_BITRATE,
V4L2_CID_MPEG_VIDEO_ENCODING,
V4L2_CID_MPEG_VIDEO_ASPECT,
V4L2_CID_MPEG_VIDEO_B_FRAMES,
V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS,
0
};
+EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
+
+static const struct cx2341x_mpeg_params default_params = {
+ /* misc */
+ .capabilities = 0,
+ .port = CX2341X_PORT_MEMORY,
+ .width = 720,
+ .height = 480,
+ .is_50hz = 0,
+
+ /* 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,
+ .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
+ .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
+ .audio_ac3_bitrate = V4L2_MPEG_AUDIO_AC3_BITRATE_224K,
+ .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
+ .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,
+ .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
+ .video_b_frames = 2,
+ .video_gop_size = 12,
+ .video_gop_closure = 1,
+ .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
+ .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,
+ .video_spatial_filter = 0,
+ .video_luma_spatial_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
+ .video_chroma_spatial_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
+ .video_temporal_filter_mode =
+ V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
+ .video_temporal_filter = 8,
+ .video_median_filter_type =
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
+ .video_luma_median_filter_top = 255,
+ .video_luma_median_filter_bottom = 0,
+ .video_chroma_median_filter_top = 255,
+ .video_chroma_median_filter_bottom = 0,
+};
/* Map the control ID to the correct field in the cx2341x_mpeg_params
struct. Return -EINVAL if the ID is unknown, else return 0. */
-static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params,
+static int cx2341x_get_ctrl(const struct cx2341x_mpeg_params *params,
struct v4l2_ext_control *ctrl)
{
switch (ctrl->id) {
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
ctrl->value = params->audio_l2_bitrate;
break;
+ case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
+ ctrl->value = params->audio_ac3_bitrate;
+ break;
case V4L2_CID_MPEG_AUDIO_MODE:
ctrl->value = params->audio_mode;
break;
/* Map the control ID to the correct field in the cx2341x_mpeg_params
struct. Return -EINVAL if the ID is unknown, else return 0. */
-static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params,
+static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, int busy,
struct v4l2_ext_control *ctrl)
{
switch (ctrl->id) {
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
+ if (busy)
+ return -EBUSY;
params->audio_sampling_freq = ctrl->value;
break;
case V4L2_CID_MPEG_AUDIO_ENCODING:
+ if (busy)
+ return -EBUSY;
+ if (params->capabilities & CX2341X_CAP_HAS_AC3)
+ if (ctrl->value != V4L2_MPEG_AUDIO_ENCODING_LAYER_2 &&
+ ctrl->value != V4L2_MPEG_AUDIO_ENCODING_AC3)
+ return -ERANGE;
params->audio_encoding = ctrl->value;
break;
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
+ if (busy)
+ return -EBUSY;
params->audio_l2_bitrate = ctrl->value;
break;
+ case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
+ if (busy)
+ return -EBUSY;
+ if (!(params->capabilities & CX2341X_CAP_HAS_AC3))
+ return -EINVAL;
+ params->audio_ac3_bitrate = ctrl->value;
+ break;
case V4L2_CID_MPEG_AUDIO_MODE:
params->audio_mode = ctrl->value;
break;
params->video_gop_closure = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
+ if (busy)
+ return -EBUSY;
/* MPEG-1 only allows CBR */
if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 &&
ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
params->video_bitrate_mode = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE:
+ if (busy)
+ return -EBUSY;
params->video_bitrate = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
+ if (busy)
+ return -EBUSY;
params->video_bitrate_peak = ctrl->value;
break;
case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION:
params->video_mute_yuv = ctrl->value;
break;
case V4L2_CID_MPEG_STREAM_TYPE:
+ if (busy)
+ return -EBUSY;
params->stream_type = ctrl->value;
params->video_encoding =
- (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
- params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1 : V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
- if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) {
+ (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS ||
+ params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ?
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1 :
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2;
+ if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
/* MPEG-1 implies CBR */
- params->video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
- }
+ params->video_bitrate_mode =
+ V4L2_MPEG_VIDEO_BITRATE_MODE_CBR;
break;
case V4L2_CID_MPEG_STREAM_VBI_FMT:
params->stream_vbi_fmt = ctrl->value;
return 0;
}
-static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def)
+static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl,
+ s32 min, s32 max, s32 step, s32 def)
{
const char *name;
return 0;
}
-int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl *qctrl)
+int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
+ struct v4l2_queryctrl *qctrl)
{
int err;
switch (qctrl->id) {
+ case V4L2_CID_MPEG_CLASS:
+ return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
+ case V4L2_CID_MPEG_STREAM_TYPE:
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
+ V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, 1,
+ V4L2_MPEG_STREAM_TYPE_MPEG2_PS);
+
+ case V4L2_CID_MPEG_STREAM_VBI_FMT:
+ if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI)
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_STREAM_VBI_FMT_NONE,
+ V4L2_MPEG_STREAM_VBI_FMT_IVTV, 1,
+ V4L2_MPEG_STREAM_VBI_FMT_NONE);
+ return cx2341x_ctrl_query_fill(qctrl,
+ V4L2_MPEG_STREAM_VBI_FMT_NONE,
+ V4L2_MPEG_STREAM_VBI_FMT_NONE, 1,
+ default_params.stream_vbi_fmt);
+
+ case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100,
+ V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, 1,
+ V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000);
+
case V4L2_CID_MPEG_AUDIO_ENCODING:
+ if (params->capabilities & CX2341X_CAP_HAS_AC3) {
+ /*
+ * The state of L2 & AC3 bitrate controls can change
+ * when this control changes, but v4l2_ctrl_query_fill()
+ * already sets V4L2_CTRL_FLAG_UPDATE for
+ * V4L2_CID_MPEG_AUDIO_ENCODING, so we don't here.
+ */
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
+ V4L2_MPEG_AUDIO_ENCODING_AC3, 1,
+ default_params.audio_encoding);
+ }
+
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
+ default_params.audio_encoding);
case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
- return v4l2_ctrl_query_fill(qctrl,
+ err = v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_AUDIO_L2_BITRATE_192K,
V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1,
- V4L2_MPEG_AUDIO_L2_BITRATE_224K);
+ default_params.audio_l2_bitrate);
+ if (err)
+ return err;
+ if (params->capabilities & CX2341X_CAP_HAS_AC3 &&
+ params->audio_encoding != V4L2_MPEG_AUDIO_ENCODING_LAYER_2)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ return 0;
- case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
- case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
- return -EINVAL;
+ case V4L2_CID_MPEG_AUDIO_MODE:
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_MODE_STEREO,
+ V4L2_MPEG_AUDIO_MODE_MONO, 1,
+ V4L2_MPEG_AUDIO_MODE_STEREO);
case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
- err = v4l2_ctrl_query_fill_std(qctrl);
- if (err == 0 && params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4,
+ V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, 1,
+ V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4);
+ if (err == 0 &&
+ params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return err;
+ case V4L2_CID_MPEG_AUDIO_EMPHASIS:
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_EMPHASIS_NONE,
+ V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, 1,
+ V4L2_MPEG_AUDIO_EMPHASIS_NONE);
+
+ case V4L2_CID_MPEG_AUDIO_CRC:
+ return v4l2_ctrl_query_fill(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_AUDIO_AC3_BITRATE:
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_AUDIO_AC3_BITRATE_48K,
+ V4L2_MPEG_AUDIO_AC3_BITRATE_448K, 1,
+ default_params.audio_ac3_bitrate);
+ if (err)
+ return err;
+ if (params->capabilities & CX2341X_CAP_HAS_AC3) {
+ if (params->audio_encoding !=
+ V4L2_MPEG_AUDIO_ENCODING_AC3)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ } else
+ qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
+ return 0;
+
case V4L2_CID_MPEG_VIDEO_ENCODING:
/* this setting is read-only for the cx2341x since the
V4L2_CID_MPEG_STREAM_TYPE really determines the
MPEG-1/2 setting */
- err = v4l2_ctrl_query_fill_std(qctrl);
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
if (err == 0)
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
return err;
+ case V4L2_CID_MPEG_VIDEO_ASPECT:
+ return v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_VIDEO_ASPECT_1x1,
+ V4L2_MPEG_VIDEO_ASPECT_221x100, 1,
+ V4L2_MPEG_VIDEO_ASPECT_4x3);
+
+ case V4L2_CID_MPEG_VIDEO_B_FRAMES:
+ return v4l2_ctrl_query_fill(qctrl, 0, 33, 1, 2);
+
+ case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+ return v4l2_ctrl_query_fill(qctrl, 1, 34, 1,
+ params->is_50hz ? 12 : 15);
+
+ case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
+ return v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
+
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
- err = v4l2_ctrl_query_fill_std(qctrl);
- if (err == 0 && params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
+ V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 1,
+ V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
+ if (err == 0 &&
+ params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1)
qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return err;
+ case V4L2_CID_MPEG_VIDEO_BITRATE:
+ return v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 6000000);
+
case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
- err = v4l2_ctrl_query_fill_std(qctrl);
- if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
+ err = v4l2_ctrl_query_fill(qctrl, 0, 27000000, 1, 8000000);
+ if (err == 0 &&
+ params->video_bitrate_mode ==
+ V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)
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);
+ 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);
/* CX23415/6 specific */
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE:
return cx2341x_ctrl_query_fill(qctrl,
- V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
- V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
- V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL);
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL,
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1,
+ default_params.video_spatial_filter_mode);
case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER:
- cx2341x_ctrl_query_fill(qctrl, 0, 15, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 15, 1,
+ default_params.video_spatial_filter);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_spatial_filter_mode ==
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE:
cx2341x_ctrl_query_fill(qctrl,
- V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
- V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE, 1,
- V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF);
- if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF,
+ V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE,
+ 1,
+ default_params.video_luma_spatial_filter_type);
+ if (params->video_spatial_filter_mode ==
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE:
cx2341x_ctrl_query_fill(qctrl,
- V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
- V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, 1,
- V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF);
- if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF,
+ V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
+ 1,
+ default_params.video_chroma_spatial_filter_type);
+ if (params->video_spatial_filter_mode ==
+ V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE:
return cx2341x_ctrl_query_fill(qctrl,
- V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
- V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
- V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL);
+ V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
+ V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1,
+ default_params.video_temporal_filter_mode);
case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER:
- cx2341x_ctrl_query_fill(qctrl, 0, 31, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 31, 1,
+ default_params.video_temporal_filter);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_temporal_filter_mode == V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_temporal_filter_mode ==
+ V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE:
return cx2341x_ctrl_query_fill(qctrl,
- V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
- V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
- V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF);
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1,
+ default_params.video_median_filter_type);
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_luma_median_filter_top);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_median_filter_type ==
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_luma_median_filter_bottom);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_median_filter_type ==
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_chroma_median_filter_top);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_median_filter_type ==
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
+ qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM:
- cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0);
+ cx2341x_ctrl_query_fill(qctrl, 0, 255, 1,
+ default_params.video_chroma_median_filter_bottom);
qctrl->flags |= V4L2_CTRL_FLAG_SLIDER;
- if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
- qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
+ if (params->video_median_filter_type ==
+ V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF)
+ 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);
+ return cx2341x_ctrl_query_fill(qctrl, 0, 1, 1,
+ default_params.stream_insert_nav_packets);
default:
- return v4l2_ctrl_query_fill_std(qctrl);
+ return -EINVAL;
}
}
+EXPORT_SYMBOL(cx2341x_ctrl_query);
-const char **cx2341x_ctrl_get_menu(u32 id)
+const char **cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id)
{
- static const char *mpeg_stream_type[] = {
+ static const char *mpeg_stream_type_without_ts[] = {
"MPEG-2 Program Stream",
"",
"MPEG-1 System Stream",
NULL
};
+ static const char *mpeg_stream_type_with_ts[] = {
+ "MPEG-2 Program Stream",
+ "MPEG-2 Transport Stream",
+ "MPEG-1 System Stream",
+ "MPEG-2 DVD-compatible Stream",
+ "MPEG-1 VCD-compatible Stream",
+ "MPEG-2 SVCD-compatible Stream",
+ NULL
+ };
+
+ static const char *mpeg_audio_encoding_l2_ac3[] = {
+ "",
+ "MPEG-1/2 Layer II",
+ "",
+ "",
+ "AC-3",
+ NULL
+ };
+
static const char *cx2341x_video_spatial_filter_mode_menu[] = {
"Manual",
"Auto",
switch (id) {
case V4L2_CID_MPEG_STREAM_TYPE:
- return mpeg_stream_type;
+ return (p->capabilities & CX2341X_CAP_HAS_TS) ?
+ mpeg_stream_type_with_ts : mpeg_stream_type_without_ts;
+ case V4L2_CID_MPEG_AUDIO_ENCODING:
+ return (p->capabilities & CX2341X_CAP_HAS_AC3) ?
+ mpeg_audio_encoding_l2_ac3 : v4l2_ctrl_get_menu(id);
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
return NULL;
return v4l2_ctrl_get_menu(id);
}
}
+EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
+
+/* definitions for audio properties bits 29-28 */
+#define CX2341X_AUDIO_ENCODING_METHOD_MPEG 0
+#define CX2341X_AUDIO_ENCODING_METHOD_AC3 1
+#define CX2341X_AUDIO_ENCODING_METHOD_LPCM 2
static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params)
{
- params->audio_properties = (params->audio_sampling_freq << 0) |
- ((3 - params->audio_encoding) << 2) |
- ((1 + params->audio_l2_bitrate) << 4) |
+ params->audio_properties =
+ (params->audio_sampling_freq << 0) |
(params->audio_mode << 8) |
(params->audio_mode_extension << 10) |
- (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17) ?
- 3 :
- params->audio_emphasis) << 12) |
+ (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17)
+ ? 3 : params->audio_emphasis) << 12) |
(params->audio_crc << 14);
+
+ if ((params->capabilities & CX2341X_CAP_HAS_AC3) &&
+ params->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3) {
+ params->audio_properties |=
+ /* Not sure if this MPEG Layer II setting is required */
+ ((3 - V4L2_MPEG_AUDIO_ENCODING_LAYER_2) << 2) |
+ (params->audio_ac3_bitrate << 4) |
+ (CX2341X_AUDIO_ENCODING_METHOD_AC3 << 28);
+ } else {
+ /* Assuming MPEG Layer II */
+ params->audio_properties |=
+ ((3 - params->audio_encoding) << 2) |
+ ((1 + params->audio_l2_bitrate) << 4);
+ }
}
-int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params,
+int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy,
struct v4l2_ext_controls *ctrls, unsigned int cmd)
{
int err = 0;
if (err)
break;
if (qctrl.type == V4L2_CTRL_TYPE_MENU)
- menu_items = cx2341x_ctrl_get_menu(qctrl.id);
+ menu_items = cx2341x_ctrl_get_menu(params, qctrl.id);
err = v4l2_ctrl_check(ctrl, &qctrl, menu_items);
if (err)
break;
- err = cx2341x_set_ctrl(params, ctrl);
+ err = cx2341x_set_ctrl(params, busy, ctrl);
if (err)
break;
}
- if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
- params->video_bitrate_peak < params->video_bitrate) {
+ if (err == 0 &&
+ params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR &&
+ params->video_bitrate_peak < params->video_bitrate) {
err = -ERANGE;
ctrls->error_idx = ctrls->count;
}
- if (err) {
+ if (err)
ctrls->error_idx = i;
- }
- else {
+ else
cx2341x_calc_audio_properties(params);
- }
return err;
}
+EXPORT_SYMBOL(cx2341x_ext_ctrls);
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,
- .is_50hz = 0,
-
- /* 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,
- .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2,
- .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K,
- .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO,
- .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,
- .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3,
- .video_b_frames = 2,
- .video_gop_size = 12,
- .video_gop_closure = 1,
- .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
- .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,
- .video_spatial_filter = 0,
- .video_luma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR,
- .video_chroma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR,
- .video_temporal_filter_mode = V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL,
- .video_temporal_filter = 8,
- .video_median_filter_type = V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF,
- .video_luma_median_filter_top = 255,
- .video_luma_median_filter_bottom = 0,
- .video_chroma_median_filter_top = 255,
- .video_chroma_median_filter_bottom = 0,
- };
-
*p = default_params;
cx2341x_calc_audio_properties(p);
}
+EXPORT_SYMBOL(cx2341x_fill_defaults);
-static int cx2341x_api(void *priv, cx2341x_mbox_func func, int cmd, int args, ...)
+static int cx2341x_api(void *priv, cx2341x_mbox_func func,
+ u32 cmd, int args, ...)
{
u32 data[CX2341X_MBOX_MAX_DATA];
va_list vargs;
va_start(vargs, args);
- for (i = 0; i < args; i++) {
+ for (i = 0; i < args; i++)
data[i] = va_arg(vargs, int);
- }
va_end(vargs);
return func(priv, cmd, args, 0, data);
}
+#define NEQ(field) (old->field != new->field)
+
int cx2341x_update(void *priv, cx2341x_mbox_func func,
- const struct cx2341x_mpeg_params *old, const struct cx2341x_mpeg_params *new)
+ const struct cx2341x_mpeg_params *old,
+ const struct cx2341x_mpeg_params *new)
{
static int mpeg_stream_type[] = {
0, /* MPEG-2 PS */
};
int err = 0;
+ int force = (old == NULL);
u16 temporal = new->video_temporal_filter;
cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0);
- if (old == NULL || old->is_50hz != new->is_50hz) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1, new->is_50hz);
+ if (force || NEQ(is_50hz)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1,
+ new->is_50hz);
if (err) return err;
}
- if (old == NULL || old->width != new->width || old->height != new->height ||
- old->video_encoding != new->video_encoding) {
+ if (force || NEQ(width) || NEQ(height) || NEQ(video_encoding)) {
u16 w = new->width;
u16 h = new->height;
w /= 2;
h /= 2;
}
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w);
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2,
+ h, w);
if (err) return err;
}
if (new->width != 720 || new->height != (new->is_50hz ? 576 : 480)) {
- /* Adjust temporal filter if necessary. The problem with the temporal
- filter is that it works well with full resolution capturing, but
- not when the capture window is scaled (the filter introduces
- a ghosting effect). So if the capture window is scaled, then
- force the filter to 0.
+ /* Adjust temporal filter if necessary. The problem with the
+ temporal filter is that it works well with full resolution
+ capturing, but not when the capture window is scaled (the
+ filter introduces a ghosting effect). So if the capture
+ window is scaled, then force the filter to 0.
For full resolution the filter really improves the video
- quality, especially if the original video quality is suboptimal. */
+ quality, especially if the original video quality is
+ suboptimal. */
temporal = 0;
}
- if (old == NULL || old->stream_type != new->stream_type) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[new->stream_type]);
+ if (force || NEQ(stream_type)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1,
+ mpeg_stream_type[new->stream_type]);
if (err) return err;
}
- if (old == NULL || old->video_aspect != new->video_aspect) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1, 1 + new->video_aspect);
+ if (force || NEQ(video_aspect)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1,
+ 1 + new->video_aspect);
if (err) return err;
}
- if (old == NULL || old->video_b_frames != new->video_b_frames ||
- old->video_gop_size != new->video_gop_size) {
+ if (force || NEQ(video_b_frames) || NEQ(video_gop_size)) {
err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2,
new->video_gop_size, new->video_b_frames + 1);
if (err) return err;
}
- if (old == NULL || old->video_gop_closure != new->video_gop_closure) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1, new->video_gop_closure);
+ if (force || NEQ(video_gop_closure)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1,
+ new->video_gop_closure);
if (err) return err;
}
- if (old == NULL || old->audio_properties != new->audio_properties) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, new->audio_properties);
+ if (force || NEQ(audio_properties)) {
+ 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 (force || NEQ(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) {
+ if (force || NEQ(video_bitrate_mode) || NEQ(video_bitrate) ||
+ NEQ(video_bitrate_peak)) {
err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5,
new->video_bitrate_mode, new->video_bitrate,
new->video_bitrate_peak / 400, 0, 0);
if (err) return err;
}
- if (old == NULL || old->video_spatial_filter_mode != new->video_spatial_filter_mode ||
- old->video_temporal_filter_mode != new->video_temporal_filter_mode ||
- old->video_median_filter_type != new->video_median_filter_type) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE, 2,
- new->video_spatial_filter_mode | (new->video_temporal_filter_mode << 1),
+ if (force || NEQ(video_spatial_filter_mode) ||
+ NEQ(video_temporal_filter_mode) ||
+ NEQ(video_median_filter_type)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE,
+ 2, new->video_spatial_filter_mode |
+ (new->video_temporal_filter_mode << 1),
new->video_median_filter_type);
if (err) return err;
}
- if (old == NULL ||
- old->video_luma_median_filter_bottom != new->video_luma_median_filter_bottom ||
- old->video_luma_median_filter_top != new->video_luma_median_filter_top ||
- old->video_chroma_median_filter_bottom != new->video_chroma_median_filter_bottom ||
- old->video_chroma_median_filter_top != new->video_chroma_median_filter_top) {
+ if (force || NEQ(video_luma_median_filter_bottom) ||
+ NEQ(video_luma_median_filter_top) ||
+ NEQ(video_chroma_median_filter_bottom) ||
+ NEQ(video_chroma_median_filter_top)) {
err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4,
new->video_luma_median_filter_bottom,
new->video_luma_median_filter_top,
new->video_chroma_median_filter_top);
if (err) return err;
}
- if (old == NULL ||
- old->video_luma_spatial_filter_type != new->video_luma_spatial_filter_type ||
- old->video_chroma_spatial_filter_type != new->video_chroma_spatial_filter_type) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2,
- new->video_luma_spatial_filter_type, new->video_chroma_spatial_filter_type);
+ if (force || NEQ(video_luma_spatial_filter_type) ||
+ NEQ(video_chroma_spatial_filter_type)) {
+ err = cx2341x_api(priv, func,
+ CX2341X_ENC_SET_SPATIAL_FILTER_TYPE,
+ 2, new->video_luma_spatial_filter_type,
+ new->video_chroma_spatial_filter_type);
if (err) return err;
}
- if (old == NULL ||
- old->video_spatial_filter != new->video_spatial_filter ||
- old->video_temporal_filter != temporal) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2,
- new->video_spatial_filter, temporal);
+ if (force || NEQ(video_spatial_filter) ||
+ old->video_temporal_filter != temporal) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS,
+ 2, new->video_spatial_filter, temporal);
if (err) return err;
}
- if (old == NULL || old->video_temporal_decimation != new->video_temporal_decimation) {
- err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE, 1,
- new->video_temporal_decimation);
+ if (force || NEQ(video_temporal_decimation)) {
+ err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE,
+ 1, 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 (force || NEQ(video_mute) ||
+ (new->video_mute && NEQ(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 (force || NEQ(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;
}
+EXPORT_SYMBOL(cx2341x_update);
-static const char *cx2341x_menu_item(struct cx2341x_mpeg_params *p, u32 id)
+static const char *cx2341x_menu_item(const struct cx2341x_mpeg_params *p, u32 id)
{
- const char **menu = cx2341x_ctrl_get_menu(id);
+ const char **menu = cx2341x_ctrl_get_menu(p, id);
struct v4l2_ext_control ctrl;
if (menu == NULL)
return "<invalid>";
}
-void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix)
+void cx2341x_log_status(const struct cx2341x_mpeg_params *p, const char *prefix)
{
int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
int temporal = p->video_temporal_filter;
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT),
cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE),
p->video_bitrate);
- if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) {
+ if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
printk(", Peak %d", p->video_bitrate_peak);
- }
printk("\n");
- printk(KERN_INFO "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
+ printk(KERN_INFO
+ "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure\n",
prefix,
p->video_gop_size, p->video_b_frames,
p->video_gop_closure ? "" : "No ");
- if (p->video_temporal_decimation) {
+ if (p->video_temporal_decimation)
printk(KERN_INFO "%s: Video: Temporal Decimation %d\n",
prefix, p->video_temporal_decimation);
- }
/* Audio */
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,
+ p->audio_encoding == V4L2_MPEG_AUDIO_ENCODING_AC3
+ ? V4L2_CID_MPEG_AUDIO_AC3_BITRATE
+ : V4L2_CID_MPEG_AUDIO_L2_BITRATE),
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));
- }
+ if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO)
+ printk(", %s", cx2341x_menu_item(p,
+ V4L2_CID_MPEG_AUDIO_MODE_EXTENSION));
printk(", %s, %s\n",
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS),
cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC));
/* Encoding filters */
printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n",
prefix,
- cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
- cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
- cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
+ cx2341x_menu_item(p,
+ V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE),
+ cx2341x_menu_item(p,
+ V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE),
+ cx2341x_menu_item(p,
+ V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE),
p->video_spatial_filter);
- if (p->width != 720 || p->height != (p->is_50hz ? 576 : 480)) {
+
+ if (p->width != 720 || p->height != (p->is_50hz ? 576 : 480))
temporal = 0;
- }
+
printk(KERN_INFO "%s: Temporal Filter: %s, %d\n",
prefix,
- cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
+ cx2341x_menu_item(p,
+ V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE),
temporal);
- printk(KERN_INFO "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
+ printk(KERN_INFO
+ "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n",
prefix,
- cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
+ cx2341x_menu_item(p,
+ V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE),
p->video_luma_median_filter_bottom,
p->video_luma_median_filter_top,
p->video_chroma_median_filter_bottom,
p->video_chroma_median_filter_top);
}
-
-EXPORT_SYMBOL(cx2341x_fill_defaults);
-EXPORT_SYMBOL(cx2341x_ctrl_query);
-EXPORT_SYMBOL(cx2341x_ctrl_get_menu);
-EXPORT_SYMBOL(cx2341x_ext_ctrls);
-EXPORT_SYMBOL(cx2341x_update);
EXPORT_SYMBOL(cx2341x_log_status);
-EXPORT_SYMBOL(cx2341x_mpeg_ctrls);
/*
* Local variables:
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff