Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 1 | /* |
| 2 | * cx2341x - generic code for cx23415/6 based devices |
| 3 | * |
| 4 | * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 19 | */ |
| 20 | |
| 21 | |
| 22 | #include <linux/module.h> |
| 23 | #include <linux/moduleparam.h> |
| 24 | #include <linux/errno.h> |
| 25 | #include <linux/kernel.h> |
| 26 | #include <linux/init.h> |
| 27 | #include <linux/types.h> |
| 28 | #include <linux/videodev2.h> |
| 29 | #include <linux/i2c.h> |
| 30 | |
| 31 | #include <media/tuner.h> |
| 32 | #include <media/cx2341x.h> |
| 33 | #include <media/v4l2-common.h> |
| 34 | |
| 35 | MODULE_DESCRIPTION("cx23415/6 driver"); |
| 36 | MODULE_AUTHOR("Hans Verkuil"); |
| 37 | MODULE_LICENSE("GPL"); |
| 38 | |
| 39 | static int debug = 0; |
| 40 | module_param(debug, int, 0644); |
| 41 | MODULE_PARM_DESC(debug, "Debug level (0-1)"); |
| 42 | |
Hans Verkuil | cc7bc64 | 2006-06-19 17:53:08 -0300 | [diff] [blame] | 43 | const u32 cx2341x_mpeg_ctrls[] = { |
| 44 | V4L2_CID_MPEG_CLASS, |
| 45 | V4L2_CID_MPEG_STREAM_TYPE, |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 46 | V4L2_CID_MPEG_STREAM_VBI_FMT, |
Hans Verkuil | cc7bc64 | 2006-06-19 17:53:08 -0300 | [diff] [blame] | 47 | V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ, |
| 48 | V4L2_CID_MPEG_AUDIO_ENCODING, |
| 49 | V4L2_CID_MPEG_AUDIO_L2_BITRATE, |
| 50 | V4L2_CID_MPEG_AUDIO_MODE, |
| 51 | V4L2_CID_MPEG_AUDIO_MODE_EXTENSION, |
| 52 | V4L2_CID_MPEG_AUDIO_EMPHASIS, |
| 53 | V4L2_CID_MPEG_AUDIO_CRC, |
| 54 | V4L2_CID_MPEG_VIDEO_ENCODING, |
| 55 | V4L2_CID_MPEG_VIDEO_ASPECT, |
| 56 | V4L2_CID_MPEG_VIDEO_B_FRAMES, |
| 57 | V4L2_CID_MPEG_VIDEO_GOP_SIZE, |
| 58 | V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, |
| 59 | V4L2_CID_MPEG_VIDEO_PULLDOWN, |
| 60 | V4L2_CID_MPEG_VIDEO_BITRATE_MODE, |
| 61 | V4L2_CID_MPEG_VIDEO_BITRATE, |
| 62 | V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, |
| 63 | V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION, |
| 64 | V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE, |
| 65 | V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER, |
| 66 | V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE, |
| 67 | V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE, |
| 68 | V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE, |
| 69 | V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER, |
| 70 | V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE, |
| 71 | V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM, |
| 72 | V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP, |
| 73 | V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM, |
| 74 | V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP, |
| 75 | 0 |
| 76 | }; |
| 77 | |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 78 | |
| 79 | /* Map the control ID to the correct field in the cx2341x_mpeg_params |
| 80 | struct. Return -EINVAL if the ID is unknown, else return 0. */ |
| 81 | static int cx2341x_get_ctrl(struct cx2341x_mpeg_params *params, |
| 82 | struct v4l2_ext_control *ctrl) |
| 83 | { |
| 84 | switch (ctrl->id) { |
| 85 | case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: |
| 86 | ctrl->value = params->audio_sampling_freq; |
| 87 | break; |
| 88 | case V4L2_CID_MPEG_AUDIO_ENCODING: |
| 89 | ctrl->value = params->audio_encoding; |
| 90 | break; |
| 91 | case V4L2_CID_MPEG_AUDIO_L2_BITRATE: |
| 92 | ctrl->value = params->audio_l2_bitrate; |
| 93 | break; |
| 94 | case V4L2_CID_MPEG_AUDIO_MODE: |
| 95 | ctrl->value = params->audio_mode; |
| 96 | break; |
| 97 | case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: |
| 98 | ctrl->value = params->audio_mode_extension; |
| 99 | break; |
| 100 | case V4L2_CID_MPEG_AUDIO_EMPHASIS: |
| 101 | ctrl->value = params->audio_emphasis; |
| 102 | break; |
| 103 | case V4L2_CID_MPEG_AUDIO_CRC: |
| 104 | ctrl->value = params->audio_crc; |
| 105 | break; |
| 106 | case V4L2_CID_MPEG_VIDEO_ENCODING: |
| 107 | ctrl->value = params->video_encoding; |
| 108 | break; |
| 109 | case V4L2_CID_MPEG_VIDEO_ASPECT: |
| 110 | ctrl->value = params->video_aspect; |
| 111 | break; |
| 112 | case V4L2_CID_MPEG_VIDEO_B_FRAMES: |
| 113 | ctrl->value = params->video_b_frames; |
| 114 | break; |
| 115 | case V4L2_CID_MPEG_VIDEO_GOP_SIZE: |
| 116 | ctrl->value = params->video_gop_size; |
| 117 | break; |
| 118 | case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: |
| 119 | ctrl->value = params->video_gop_closure; |
| 120 | break; |
| 121 | case V4L2_CID_MPEG_VIDEO_PULLDOWN: |
| 122 | ctrl->value = params->video_pulldown; |
| 123 | break; |
| 124 | case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: |
| 125 | ctrl->value = params->video_bitrate_mode; |
| 126 | break; |
| 127 | case V4L2_CID_MPEG_VIDEO_BITRATE: |
| 128 | ctrl->value = params->video_bitrate; |
| 129 | break; |
| 130 | case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: |
| 131 | ctrl->value = params->video_bitrate_peak; |
| 132 | break; |
| 133 | case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: |
| 134 | ctrl->value = params->video_temporal_decimation; |
| 135 | break; |
| 136 | case V4L2_CID_MPEG_STREAM_TYPE: |
| 137 | ctrl->value = params->stream_type; |
| 138 | break; |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 139 | case V4L2_CID_MPEG_STREAM_VBI_FMT: |
| 140 | ctrl->value = params->stream_vbi_fmt; |
| 141 | break; |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 142 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 143 | ctrl->value = params->video_spatial_filter_mode; |
| 144 | break; |
| 145 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: |
| 146 | ctrl->value = params->video_spatial_filter; |
| 147 | break; |
| 148 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 149 | ctrl->value = params->video_luma_spatial_filter_type; |
| 150 | break; |
| 151 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 152 | ctrl->value = params->video_chroma_spatial_filter_type; |
| 153 | break; |
| 154 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 155 | ctrl->value = params->video_temporal_filter_mode; |
| 156 | break; |
| 157 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: |
| 158 | ctrl->value = params->video_temporal_filter; |
| 159 | break; |
| 160 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 161 | ctrl->value = params->video_median_filter_type; |
| 162 | break; |
| 163 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: |
| 164 | ctrl->value = params->video_luma_median_filter_top; |
| 165 | break; |
| 166 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM: |
| 167 | ctrl->value = params->video_luma_median_filter_bottom; |
| 168 | break; |
| 169 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP: |
| 170 | ctrl->value = params->video_chroma_median_filter_top; |
| 171 | break; |
| 172 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM: |
| 173 | ctrl->value = params->video_chroma_median_filter_bottom; |
| 174 | break; |
| 175 | default: |
| 176 | return -EINVAL; |
| 177 | } |
| 178 | return 0; |
| 179 | } |
| 180 | |
| 181 | /* Map the control ID to the correct field in the cx2341x_mpeg_params |
| 182 | struct. Return -EINVAL if the ID is unknown, else return 0. */ |
| 183 | static int cx2341x_set_ctrl(struct cx2341x_mpeg_params *params, |
| 184 | struct v4l2_ext_control *ctrl) |
| 185 | { |
| 186 | switch (ctrl->id) { |
| 187 | case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: |
| 188 | params->audio_sampling_freq = ctrl->value; |
| 189 | break; |
| 190 | case V4L2_CID_MPEG_AUDIO_ENCODING: |
| 191 | params->audio_encoding = ctrl->value; |
| 192 | break; |
| 193 | case V4L2_CID_MPEG_AUDIO_L2_BITRATE: |
| 194 | params->audio_l2_bitrate = ctrl->value; |
| 195 | break; |
| 196 | case V4L2_CID_MPEG_AUDIO_MODE: |
| 197 | params->audio_mode = ctrl->value; |
| 198 | break; |
| 199 | case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: |
| 200 | params->audio_mode_extension = ctrl->value; |
| 201 | break; |
| 202 | case V4L2_CID_MPEG_AUDIO_EMPHASIS: |
| 203 | params->audio_emphasis = ctrl->value; |
| 204 | break; |
| 205 | case V4L2_CID_MPEG_AUDIO_CRC: |
| 206 | params->audio_crc = ctrl->value; |
| 207 | break; |
| 208 | case V4L2_CID_MPEG_VIDEO_ASPECT: |
| 209 | params->video_aspect = ctrl->value; |
| 210 | break; |
| 211 | case V4L2_CID_MPEG_VIDEO_B_FRAMES: { |
| 212 | int b = ctrl->value + 1; |
| 213 | int gop = params->video_gop_size; |
| 214 | params->video_b_frames = ctrl->value; |
| 215 | params->video_gop_size = b * ((gop + b - 1) / b); |
| 216 | /* Max GOP size = 34 */ |
| 217 | while (params->video_gop_size > 34) |
| 218 | params->video_gop_size -= b; |
| 219 | break; |
| 220 | } |
| 221 | case V4L2_CID_MPEG_VIDEO_GOP_SIZE: { |
| 222 | int b = params->video_b_frames + 1; |
| 223 | int gop = ctrl->value; |
| 224 | params->video_gop_size = b * ((gop + b - 1) / b); |
| 225 | /* Max GOP size = 34 */ |
| 226 | while (params->video_gop_size > 34) |
| 227 | params->video_gop_size -= b; |
| 228 | ctrl->value = params->video_gop_size; |
| 229 | break; |
| 230 | } |
| 231 | case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: |
| 232 | params->video_gop_closure = ctrl->value; |
| 233 | break; |
| 234 | case V4L2_CID_MPEG_VIDEO_PULLDOWN: |
| 235 | params->video_pulldown = ctrl->value; |
| 236 | break; |
| 237 | case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: |
| 238 | /* MPEG-1 only allows CBR */ |
| 239 | if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1 && |
| 240 | ctrl->value != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) |
| 241 | return -EINVAL; |
| 242 | params->video_bitrate_mode = ctrl->value; |
| 243 | break; |
| 244 | case V4L2_CID_MPEG_VIDEO_BITRATE: |
| 245 | params->video_bitrate = ctrl->value; |
| 246 | break; |
| 247 | case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: |
| 248 | params->video_bitrate_peak = ctrl->value; |
| 249 | break; |
| 250 | case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: |
| 251 | params->video_temporal_decimation = ctrl->value; |
| 252 | break; |
| 253 | case V4L2_CID_MPEG_STREAM_TYPE: |
| 254 | params->stream_type = ctrl->value; |
| 255 | params->video_encoding = |
| 256 | (params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_SS || |
| 257 | params->stream_type == V4L2_MPEG_STREAM_TYPE_MPEG1_VCD) ? |
| 258 | V4L2_MPEG_VIDEO_ENCODING_MPEG_1 : V4L2_MPEG_VIDEO_ENCODING_MPEG_2; |
| 259 | if (params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) { |
| 260 | /* MPEG-1 implies CBR */ |
| 261 | params->video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR; |
| 262 | } |
| 263 | break; |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 264 | case V4L2_CID_MPEG_STREAM_VBI_FMT: |
| 265 | params->stream_vbi_fmt = ctrl->value; |
| 266 | break; |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 267 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 268 | params->video_spatial_filter_mode = ctrl->value; |
| 269 | break; |
| 270 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: |
| 271 | params->video_spatial_filter = ctrl->value; |
| 272 | break; |
| 273 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 274 | params->video_luma_spatial_filter_type = ctrl->value; |
| 275 | break; |
| 276 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 277 | params->video_chroma_spatial_filter_type = ctrl->value; |
| 278 | break; |
| 279 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 280 | params->video_temporal_filter_mode = ctrl->value; |
| 281 | break; |
| 282 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: |
| 283 | params->video_temporal_filter = ctrl->value; |
| 284 | break; |
| 285 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 286 | params->video_median_filter_type = ctrl->value; |
| 287 | break; |
| 288 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: |
| 289 | params->video_luma_median_filter_top = ctrl->value; |
| 290 | break; |
| 291 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM: |
| 292 | params->video_luma_median_filter_bottom = ctrl->value; |
| 293 | break; |
| 294 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP: |
| 295 | params->video_chroma_median_filter_top = ctrl->value; |
| 296 | break; |
| 297 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM: |
| 298 | params->video_chroma_median_filter_bottom = ctrl->value; |
| 299 | break; |
| 300 | default: |
| 301 | return -EINVAL; |
| 302 | } |
| 303 | return 0; |
| 304 | } |
| 305 | |
| 306 | static int cx2341x_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def) |
| 307 | { |
| 308 | const char *name; |
| 309 | |
| 310 | qctrl->flags = 0; |
| 311 | switch (qctrl->id) { |
| 312 | /* MPEG controls */ |
| 313 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 314 | name = "Spatial Filter Mode"; |
| 315 | break; |
| 316 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: |
| 317 | name = "Spatial Filter"; |
| 318 | break; |
| 319 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 320 | name = "Spatial Luma Filter Type"; |
| 321 | break; |
| 322 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 323 | name = "Spatial Chroma Filter Type"; |
| 324 | break; |
| 325 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 326 | name = "Temporal Filter Mode"; |
| 327 | break; |
| 328 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: |
| 329 | name = "Temporal Filter"; |
| 330 | break; |
| 331 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 332 | name = "Median Filter Type"; |
| 333 | break; |
| 334 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: |
| 335 | name = "Median Luma Filter Maximum"; |
| 336 | break; |
| 337 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM: |
| 338 | name = "Median Luma Filter Minimum"; |
| 339 | break; |
| 340 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP: |
| 341 | name = "Median Chroma Filter Maximum"; |
| 342 | break; |
| 343 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM: |
| 344 | name = "Median Chroma Filter Minimum"; |
| 345 | break; |
| 346 | |
| 347 | default: |
| 348 | return v4l2_ctrl_query_fill(qctrl, min, max, step, def); |
| 349 | } |
| 350 | switch (qctrl->id) { |
| 351 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 352 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 353 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 354 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 355 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 356 | qctrl->type = V4L2_CTRL_TYPE_MENU; |
| 357 | min = 0; |
| 358 | step = 1; |
| 359 | break; |
| 360 | default: |
| 361 | qctrl->type = V4L2_CTRL_TYPE_INTEGER; |
| 362 | break; |
| 363 | } |
| 364 | switch (qctrl->id) { |
| 365 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 366 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 367 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 368 | qctrl->flags |= V4L2_CTRL_FLAG_UPDATE; |
| 369 | break; |
| 370 | } |
| 371 | qctrl->minimum = min; |
| 372 | qctrl->maximum = max; |
| 373 | qctrl->step = step; |
| 374 | qctrl->default_value = def; |
| 375 | qctrl->reserved[0] = qctrl->reserved[1] = 0; |
| 376 | snprintf(qctrl->name, sizeof(qctrl->name), name); |
| 377 | return 0; |
| 378 | } |
| 379 | |
| 380 | int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params, struct v4l2_queryctrl *qctrl) |
| 381 | { |
| 382 | int err; |
| 383 | |
| 384 | switch (qctrl->id) { |
| 385 | case V4L2_CID_MPEG_AUDIO_ENCODING: |
| 386 | return v4l2_ctrl_query_fill(qctrl, |
| 387 | V4L2_MPEG_AUDIO_ENCODING_LAYER_2, |
| 388 | V4L2_MPEG_AUDIO_ENCODING_LAYER_2, 1, |
| 389 | V4L2_MPEG_AUDIO_ENCODING_LAYER_2); |
| 390 | |
| 391 | case V4L2_CID_MPEG_AUDIO_L2_BITRATE: |
| 392 | return v4l2_ctrl_query_fill(qctrl, |
| 393 | V4L2_MPEG_AUDIO_L2_BITRATE_192K, |
| 394 | V4L2_MPEG_AUDIO_L2_BITRATE_384K, 1, |
| 395 | V4L2_MPEG_AUDIO_L2_BITRATE_224K); |
| 396 | |
| 397 | case V4L2_CID_MPEG_AUDIO_L1_BITRATE: |
| 398 | case V4L2_CID_MPEG_AUDIO_L3_BITRATE: |
| 399 | return -EINVAL; |
| 400 | |
| 401 | case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: |
| 402 | err = v4l2_ctrl_query_fill_std(qctrl); |
| 403 | if (err == 0 && params->audio_mode != V4L2_MPEG_AUDIO_MODE_JOINT_STEREO) |
| 404 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 405 | return err; |
| 406 | |
| 407 | case V4L2_CID_MPEG_VIDEO_ENCODING: |
| 408 | /* this setting is read-only for the cx2341x since the |
| 409 | V4L2_CID_MPEG_STREAM_TYPE really determines the |
| 410 | MPEG-1/2 setting */ |
| 411 | err = v4l2_ctrl_query_fill_std(qctrl); |
| 412 | if (err == 0) |
| 413 | qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY; |
| 414 | return err; |
| 415 | |
Hans Verkuil | 54aa9a2 | 2006-06-19 18:00:06 -0300 | [diff] [blame] | 416 | case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: |
| 417 | err = v4l2_ctrl_query_fill_std(qctrl); |
| 418 | if (err == 0 && params->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) |
| 419 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 420 | return err; |
| 421 | |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 422 | case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: |
| 423 | err = v4l2_ctrl_query_fill_std(qctrl); |
| 424 | if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) |
| 425 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 426 | return err; |
| 427 | |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 428 | case V4L2_CID_MPEG_STREAM_VBI_FMT: |
| 429 | if (params->capabilities & CX2341X_CAP_HAS_SLICED_VBI) |
| 430 | return v4l2_ctrl_query_fill_std(qctrl); |
| 431 | return cx2341x_ctrl_query_fill(qctrl, |
| 432 | V4L2_MPEG_STREAM_VBI_FMT_NONE, |
| 433 | V4L2_MPEG_STREAM_VBI_FMT_NONE, 1, |
| 434 | V4L2_MPEG_STREAM_VBI_FMT_NONE); |
| 435 | |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 436 | /* CX23415/6 specific */ |
| 437 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 438 | return cx2341x_ctrl_query_fill(qctrl, |
| 439 | V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL, |
| 440 | V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, 1, |
| 441 | V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL); |
| 442 | |
| 443 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER: |
| 444 | cx2341x_ctrl_query_fill(qctrl, 0, 15, 1, 0); |
| 445 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 446 | if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO) |
| 447 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 448 | return 0; |
| 449 | |
| 450 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 451 | cx2341x_ctrl_query_fill(qctrl, |
| 452 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF, |
| 453 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE, 1, |
| 454 | V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF); |
| 455 | if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO) |
| 456 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 457 | return 0; |
| 458 | |
| 459 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 460 | cx2341x_ctrl_query_fill(qctrl, |
| 461 | V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF, |
| 462 | V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, 1, |
| 463 | V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF); |
| 464 | if (params->video_spatial_filter_mode == V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO) |
| 465 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 466 | return 0; |
| 467 | |
| 468 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 469 | return cx2341x_ctrl_query_fill(qctrl, |
| 470 | V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL, |
| 471 | V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, 1, |
| 472 | V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL); |
| 473 | |
| 474 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER: |
| 475 | cx2341x_ctrl_query_fill(qctrl, 0, 31, 1, 0); |
| 476 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 477 | if (params->video_temporal_filter_mode == V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO) |
| 478 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 479 | return 0; |
| 480 | |
| 481 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 482 | return cx2341x_ctrl_query_fill(qctrl, |
| 483 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF, |
| 484 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, 1, |
| 485 | V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF); |
| 486 | |
| 487 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP: |
| 488 | cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255); |
| 489 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 490 | if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF) |
| 491 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 492 | return 0; |
| 493 | |
| 494 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM: |
| 495 | cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0); |
| 496 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 497 | if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF) |
| 498 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 499 | return 0; |
| 500 | |
| 501 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP: |
| 502 | cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 255); |
| 503 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 504 | if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF) |
| 505 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 506 | return 0; |
| 507 | |
| 508 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM: |
| 509 | cx2341x_ctrl_query_fill(qctrl, 0, 255, 1, 0); |
| 510 | qctrl->flags |= V4L2_CTRL_FLAG_SLIDER; |
| 511 | if (params->video_median_filter_type == V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF) |
| 512 | qctrl->flags |= V4L2_CTRL_FLAG_INACTIVE; |
| 513 | return 0; |
| 514 | |
| 515 | default: |
| 516 | return v4l2_ctrl_query_fill_std(qctrl); |
| 517 | |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | const char **cx2341x_ctrl_get_menu(u32 id) |
| 522 | { |
| 523 | static const char *mpeg_stream_type[] = { |
| 524 | "MPEG-2 Program Stream", |
| 525 | "", |
| 526 | "MPEG-1 System Stream", |
| 527 | "MPEG-2 DVD-compatible Stream", |
| 528 | "MPEG-1 VCD-compatible Stream", |
| 529 | "MPEG-2 SVCD-compatible Stream", |
| 530 | NULL |
| 531 | }; |
| 532 | |
| 533 | static const char *cx2341x_video_spatial_filter_mode_menu[] = { |
| 534 | "Manual", |
| 535 | "Auto", |
| 536 | NULL |
| 537 | }; |
| 538 | |
| 539 | static const char *cx2341x_video_luma_spatial_filter_type_menu[] = { |
| 540 | "Off", |
| 541 | "1D Horizontal", |
| 542 | "1D Vertical", |
| 543 | "2D H/V Separable", |
| 544 | "2D Symmetric non-separable", |
| 545 | NULL |
| 546 | }; |
| 547 | |
| 548 | static const char *cx2341x_video_chroma_spatial_filter_type_menu[] = { |
| 549 | "Off", |
| 550 | "1D Horizontal", |
| 551 | NULL |
| 552 | }; |
| 553 | |
| 554 | static const char *cx2341x_video_temporal_filter_mode_menu[] = { |
| 555 | "Manual", |
| 556 | "Auto", |
| 557 | NULL |
| 558 | }; |
| 559 | |
| 560 | static const char *cx2341x_video_median_filter_type_menu[] = { |
| 561 | "Off", |
| 562 | "Horizontal", |
| 563 | "Vertical", |
| 564 | "Horizontal/Vertical", |
| 565 | "Diagonal", |
| 566 | NULL |
| 567 | }; |
| 568 | |
| 569 | switch (id) { |
| 570 | case V4L2_CID_MPEG_STREAM_TYPE: |
| 571 | return mpeg_stream_type; |
| 572 | case V4L2_CID_MPEG_AUDIO_L1_BITRATE: |
| 573 | case V4L2_CID_MPEG_AUDIO_L3_BITRATE: |
| 574 | return NULL; |
| 575 | case V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE: |
| 576 | return cx2341x_video_spatial_filter_mode_menu; |
| 577 | case V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE: |
| 578 | return cx2341x_video_luma_spatial_filter_type_menu; |
| 579 | case V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE: |
| 580 | return cx2341x_video_chroma_spatial_filter_type_menu; |
| 581 | case V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE: |
| 582 | return cx2341x_video_temporal_filter_mode_menu; |
| 583 | case V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE: |
| 584 | return cx2341x_video_median_filter_type_menu; |
| 585 | default: |
| 586 | return v4l2_ctrl_get_menu(id); |
| 587 | } |
| 588 | } |
| 589 | |
| 590 | static void cx2341x_calc_audio_properties(struct cx2341x_mpeg_params *params) |
| 591 | { |
| 592 | params->audio_properties = (params->audio_sampling_freq << 0) | |
| 593 | ((3 - params->audio_encoding) << 2) | |
| 594 | ((1 + params->audio_l2_bitrate) << 4) | |
| 595 | (params->audio_mode << 8) | |
| 596 | (params->audio_mode_extension << 10) | |
| 597 | (((params->audio_emphasis == V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17) ? |
| 598 | 3 : |
| 599 | params->audio_emphasis) << 12) | |
| 600 | (params->audio_crc << 14); |
| 601 | } |
| 602 | |
| 603 | int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, |
Hans Verkuil | 4d6b5ae | 2006-06-26 09:31:18 -0300 | [diff] [blame] | 604 | struct v4l2_ext_controls *ctrls, unsigned int cmd) |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 605 | { |
| 606 | int err = 0; |
| 607 | int i; |
| 608 | |
| 609 | if (cmd == VIDIOC_G_EXT_CTRLS) { |
| 610 | for (i = 0; i < ctrls->count; i++) { |
| 611 | struct v4l2_ext_control *ctrl = ctrls->controls + i; |
| 612 | |
| 613 | err = cx2341x_get_ctrl(params, ctrl); |
| 614 | if (err) { |
| 615 | ctrls->error_idx = i; |
| 616 | break; |
| 617 | } |
| 618 | } |
| 619 | return err; |
| 620 | } |
| 621 | for (i = 0; i < ctrls->count; i++) { |
| 622 | struct v4l2_ext_control *ctrl = ctrls->controls + i; |
| 623 | struct v4l2_queryctrl qctrl; |
| 624 | const char **menu_items = NULL; |
| 625 | |
| 626 | qctrl.id = ctrl->id; |
| 627 | err = cx2341x_ctrl_query(params, &qctrl); |
| 628 | if (err) |
| 629 | break; |
| 630 | if (qctrl.type == V4L2_CTRL_TYPE_MENU) |
| 631 | menu_items = cx2341x_ctrl_get_menu(qctrl.id); |
| 632 | err = v4l2_ctrl_check(ctrl, &qctrl, menu_items); |
| 633 | if (err) |
| 634 | break; |
| 635 | err = cx2341x_set_ctrl(params, ctrl); |
| 636 | if (err) |
| 637 | break; |
| 638 | } |
| 639 | if (err == 0 && params->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR && |
| 640 | params->video_bitrate_peak < params->video_bitrate) { |
| 641 | err = -ERANGE; |
| 642 | ctrls->error_idx = ctrls->count; |
| 643 | } |
| 644 | if (err) { |
| 645 | ctrls->error_idx = i; |
| 646 | } |
| 647 | else { |
| 648 | cx2341x_calc_audio_properties(params); |
| 649 | } |
| 650 | return err; |
| 651 | } |
| 652 | |
| 653 | void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p) |
| 654 | { |
| 655 | static struct cx2341x_mpeg_params default_params = { |
| 656 | /* misc */ |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 657 | .capabilities = 0, |
Hans Verkuil | 45ad9f8 | 2006-06-21 17:04:13 -0300 | [diff] [blame] | 658 | .port = CX2341X_PORT_MEMORY, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 659 | .width = 720, |
| 660 | .height = 480, |
| 661 | .is_50hz = 0, |
| 662 | |
| 663 | /* stream */ |
| 664 | .stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS, |
Hans Verkuil | 8cbde94 | 2006-06-24 14:36:02 -0300 | [diff] [blame] | 665 | .stream_vbi_fmt = V4L2_MPEG_STREAM_VBI_FMT_NONE, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 666 | |
| 667 | /* audio */ |
| 668 | .audio_sampling_freq = V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, |
| 669 | .audio_encoding = V4L2_MPEG_AUDIO_ENCODING_LAYER_2, |
| 670 | .audio_l2_bitrate = V4L2_MPEG_AUDIO_L2_BITRATE_224K, |
| 671 | .audio_mode = V4L2_MPEG_AUDIO_MODE_STEREO, |
| 672 | .audio_mode_extension = V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4, |
| 673 | .audio_emphasis = V4L2_MPEG_AUDIO_EMPHASIS_NONE, |
| 674 | .audio_crc = V4L2_MPEG_AUDIO_CRC_NONE, |
| 675 | |
| 676 | /* video */ |
| 677 | .video_encoding = V4L2_MPEG_VIDEO_ENCODING_MPEG_2, |
| 678 | .video_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3, |
| 679 | .video_b_frames = 2, |
| 680 | .video_gop_size = 12, |
| 681 | .video_gop_closure = 1, |
| 682 | .video_pulldown = 0, |
| 683 | .video_bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, |
| 684 | .video_bitrate = 6000000, |
| 685 | .video_bitrate_peak = 8000000, |
| 686 | .video_temporal_decimation = 0, |
| 687 | |
| 688 | /* encoding filters */ |
| 689 | .video_spatial_filter_mode = V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL, |
| 690 | .video_spatial_filter = 0, |
| 691 | .video_luma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR, |
| 692 | .video_chroma_spatial_filter_type = V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, |
| 693 | .video_temporal_filter_mode = V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL, |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 694 | .video_temporal_filter = 8, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 695 | .video_median_filter_type = V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF, |
| 696 | .video_luma_median_filter_top = 255, |
| 697 | .video_luma_median_filter_bottom = 0, |
| 698 | .video_chroma_median_filter_top = 255, |
| 699 | .video_chroma_median_filter_bottom = 0, |
| 700 | }; |
| 701 | |
| 702 | *p = default_params; |
| 703 | cx2341x_calc_audio_properties(p); |
| 704 | } |
| 705 | |
| 706 | static int cx2341x_api(void *priv, cx2341x_mbox_func func, int cmd, int args, ...) |
| 707 | { |
| 708 | u32 data[CX2341X_MBOX_MAX_DATA]; |
| 709 | va_list vargs; |
| 710 | int i; |
| 711 | |
| 712 | va_start(vargs, args); |
| 713 | |
| 714 | for (i = 0; i < args; i++) { |
| 715 | data[i] = va_arg(vargs, int); |
| 716 | } |
| 717 | va_end(vargs); |
| 718 | return func(priv, cmd, args, 0, data); |
| 719 | } |
| 720 | |
| 721 | int cx2341x_update(void *priv, cx2341x_mbox_func func, |
| 722 | const struct cx2341x_mpeg_params *old, const struct cx2341x_mpeg_params *new) |
| 723 | { |
| 724 | static int mpeg_stream_type[] = { |
| 725 | 0, /* MPEG-2 PS */ |
| 726 | 1, /* MPEG-2 TS */ |
| 727 | 2, /* MPEG-1 SS */ |
| 728 | 14, /* DVD */ |
| 729 | 11, /* VCD */ |
| 730 | 12, /* SVCD */ |
| 731 | }; |
| 732 | |
| 733 | int err = 0; |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 734 | u16 temporal = new->video_temporal_filter; |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 735 | |
Hans Verkuil | 45ad9f8 | 2006-06-21 17:04:13 -0300 | [diff] [blame] | 736 | cx2341x_api(priv, func, CX2341X_ENC_SET_OUTPUT_PORT, 2, new->port, 0); |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 737 | |
| 738 | if (old == NULL || old->is_50hz != new->is_50hz) { |
| 739 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_RATE, 1, new->is_50hz); |
| 740 | if (err) return err; |
| 741 | } |
| 742 | |
| 743 | if (old == NULL || old->width != new->width || old->height != new->height || |
| 744 | old->video_encoding != new->video_encoding) { |
| 745 | u16 w = new->width; |
| 746 | u16 h = new->height; |
| 747 | |
| 748 | if (new->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) { |
| 749 | w /= 2; |
| 750 | h /= 2; |
| 751 | } |
| 752 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_SIZE, 2, h, w); |
| 753 | if (err) return err; |
Hans Verkuil | 12b896e | 2006-12-18 13:37:50 -0300 | [diff] [blame] | 754 | } |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 755 | |
Hans Verkuil | 12b896e | 2006-12-18 13:37:50 -0300 | [diff] [blame] | 756 | if (new->width != 720 || new->height != (new->is_50hz ? 576 : 480)) { |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 757 | /* Adjust temporal filter if necessary. The problem with the temporal |
| 758 | filter is that it works well with full resolution capturing, but |
| 759 | not when the capture window is scaled (the filter introduces |
Hans Verkuil | 12b896e | 2006-12-18 13:37:50 -0300 | [diff] [blame] | 760 | a ghosting effect). So if the capture window is scaled, then |
| 761 | force the filter to 0. |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 762 | |
Hans Verkuil | 12b896e | 2006-12-18 13:37:50 -0300 | [diff] [blame] | 763 | For full resolution the filter really improves the video |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 764 | quality, especially if the original video quality is suboptimal. */ |
Hans Verkuil | 12b896e | 2006-12-18 13:37:50 -0300 | [diff] [blame] | 765 | temporal = 0; |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 766 | } |
| 767 | |
| 768 | if (old == NULL || old->stream_type != new->stream_type) { |
| 769 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_STREAM_TYPE, 1, mpeg_stream_type[new->stream_type]); |
| 770 | if (err) return err; |
| 771 | } |
| 772 | if (old == NULL || old->video_aspect != new->video_aspect) { |
| 773 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_ASPECT_RATIO, 1, 1 + new->video_aspect); |
| 774 | if (err) return err; |
| 775 | } |
| 776 | if (old == NULL || old->video_b_frames != new->video_b_frames || |
| 777 | old->video_gop_size != new->video_gop_size) { |
| 778 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_PROPERTIES, 2, |
| 779 | new->video_gop_size, new->video_b_frames + 1); |
| 780 | if (err) return err; |
| 781 | } |
| 782 | if (old == NULL || old->video_gop_closure != new->video_gop_closure) { |
| 783 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_GOP_CLOSURE, 1, new->video_gop_closure); |
| 784 | if (err) return err; |
| 785 | } |
| 786 | if (old == NULL || old->video_pulldown != new->video_pulldown) { |
| 787 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_3_2_PULLDOWN, 1, new->video_pulldown); |
| 788 | if (err) return err; |
| 789 | } |
| 790 | if (old == NULL || old->audio_properties != new->audio_properties) { |
| 791 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_AUDIO_PROPERTIES, 1, new->audio_properties); |
| 792 | if (err) return err; |
| 793 | } |
| 794 | if (old == NULL || old->video_bitrate_mode != new->video_bitrate_mode || |
| 795 | old->video_bitrate != new->video_bitrate || |
| 796 | old->video_bitrate_peak != new->video_bitrate_peak) { |
| 797 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_BIT_RATE, 5, |
| 798 | new->video_bitrate_mode, new->video_bitrate, |
| 799 | new->video_bitrate_peak / 400, 0, 0); |
| 800 | if (err) return err; |
| 801 | } |
| 802 | if (old == NULL || old->video_spatial_filter_mode != new->video_spatial_filter_mode || |
| 803 | old->video_temporal_filter_mode != new->video_temporal_filter_mode || |
| 804 | old->video_median_filter_type != new->video_median_filter_type) { |
| 805 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_MODE, 2, |
| 806 | new->video_spatial_filter_mode | (new->video_temporal_filter_mode << 1), |
| 807 | new->video_median_filter_type); |
| 808 | if (err) return err; |
| 809 | } |
| 810 | if (old == NULL || |
| 811 | old->video_luma_median_filter_bottom != new->video_luma_median_filter_bottom || |
| 812 | old->video_luma_median_filter_top != new->video_luma_median_filter_top || |
| 813 | old->video_chroma_median_filter_bottom != new->video_chroma_median_filter_bottom || |
| 814 | old->video_chroma_median_filter_top != new->video_chroma_median_filter_top) { |
| 815 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_CORING_LEVELS, 4, |
| 816 | new->video_luma_median_filter_bottom, |
| 817 | new->video_luma_median_filter_top, |
| 818 | new->video_chroma_median_filter_bottom, |
| 819 | new->video_chroma_median_filter_top); |
| 820 | if (err) return err; |
| 821 | } |
| 822 | if (old == NULL || |
| 823 | old->video_luma_spatial_filter_type != new->video_luma_spatial_filter_type || |
| 824 | old->video_chroma_spatial_filter_type != new->video_chroma_spatial_filter_type) { |
| 825 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 2, |
| 826 | new->video_luma_spatial_filter_type, new->video_chroma_spatial_filter_type); |
| 827 | if (err) return err; |
| 828 | } |
| 829 | if (old == NULL || |
| 830 | old->video_spatial_filter != new->video_spatial_filter || |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 831 | old->video_temporal_filter != temporal) { |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 832 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2, |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 833 | new->video_spatial_filter, temporal); |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 834 | if (err) return err; |
| 835 | } |
| 836 | if (old == NULL || old->video_temporal_decimation != new->video_temporal_decimation) { |
| 837 | err = cx2341x_api(priv, func, CX2341X_ENC_SET_FRAME_DROP_RATE, 1, |
| 838 | new->video_temporal_decimation); |
| 839 | if (err) return err; |
| 840 | } |
| 841 | return 0; |
| 842 | } |
| 843 | |
| 844 | static const char *cx2341x_menu_item(struct cx2341x_mpeg_params *p, u32 id) |
| 845 | { |
| 846 | const char **menu = cx2341x_ctrl_get_menu(id); |
| 847 | struct v4l2_ext_control ctrl; |
| 848 | |
| 849 | if (menu == NULL) |
| 850 | goto invalid; |
| 851 | ctrl.id = id; |
| 852 | if (cx2341x_get_ctrl(p, &ctrl)) |
| 853 | goto invalid; |
| 854 | while (ctrl.value-- && *menu) menu++; |
| 855 | if (*menu == NULL) |
| 856 | goto invalid; |
| 857 | return *menu; |
| 858 | |
| 859 | invalid: |
| 860 | return "<invalid>"; |
| 861 | } |
| 862 | |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 863 | void cx2341x_log_status(struct cx2341x_mpeg_params *p, const char *prefix) |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 864 | { |
| 865 | int is_mpeg1 = p->video_encoding == V4L2_MPEG_VIDEO_ENCODING_MPEG_1; |
Hans Verkuil | 83aaf13 | 2006-12-18 13:40:23 -0300 | [diff] [blame] | 866 | int temporal = p->video_temporal_filter; |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 867 | |
| 868 | /* Stream */ |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 869 | printk(KERN_INFO "%s: Stream: %s\n", |
| 870 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 871 | cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_TYPE)); |
Hans Verkuil | 44b579d | 2006-08-27 19:22:15 -0300 | [diff] [blame] | 872 | printk(KERN_INFO "%s: VBI Format: %s\n", |
| 873 | prefix, |
| 874 | cx2341x_menu_item(p, V4L2_CID_MPEG_STREAM_VBI_FMT)); |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 875 | |
| 876 | /* Video */ |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 877 | printk(KERN_INFO "%s: Video: %dx%d, %d fps\n", |
| 878 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 879 | p->width / (is_mpeg1 ? 2 : 1), p->height / (is_mpeg1 ? 2 : 1), |
| 880 | p->is_50hz ? 25 : 30); |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 881 | printk(KERN_INFO "%s: Video: %s, %s, %s, %d", |
| 882 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 883 | cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ENCODING), |
| 884 | cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_ASPECT), |
| 885 | cx2341x_menu_item(p, V4L2_CID_MPEG_VIDEO_BITRATE_MODE), |
| 886 | p->video_bitrate); |
| 887 | if (p->video_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) { |
| 888 | printk(", Peak %d", p->video_bitrate_peak); |
| 889 | } |
| 890 | printk("\n"); |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 891 | printk(KERN_INFO "%s: Video: GOP Size %d, %d B-Frames, %sGOP Closure, %s3:2 Pulldown\n", |
| 892 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 893 | p->video_gop_size, p->video_b_frames, |
| 894 | p->video_gop_closure ? "" : "No ", |
| 895 | p->video_pulldown ? "" : "No "); |
| 896 | if (p->video_temporal_decimation) { |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 897 | printk(KERN_INFO "%s: Video: Temporal Decimation %d\n", |
| 898 | prefix, p->video_temporal_decimation); |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 899 | } |
| 900 | |
| 901 | /* Audio */ |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 902 | printk(KERN_INFO "%s: Audio: %s, %s, %s, %s", |
| 903 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 904 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ), |
| 905 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_ENCODING), |
| 906 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_L2_BITRATE), |
| 907 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE)); |
| 908 | if (p->audio_mode == V4L2_MPEG_AUDIO_MODE_JOINT_STEREO) { |
| 909 | printk(", %s", |
| 910 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_MODE_EXTENSION)); |
| 911 | } |
| 912 | printk(", %s, %s\n", |
| 913 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_EMPHASIS), |
| 914 | cx2341x_menu_item(p, V4L2_CID_MPEG_AUDIO_CRC)); |
| 915 | |
| 916 | /* Encoding filters */ |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 917 | printk(KERN_INFO "%s: Spatial Filter: %s, Luma %s, Chroma %s, %d\n", |
| 918 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 919 | cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE), |
| 920 | cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE), |
| 921 | cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE), |
| 922 | p->video_spatial_filter); |
Hans Verkuil | 83aaf13 | 2006-12-18 13:40:23 -0300 | [diff] [blame] | 923 | if (p->width != 720 || p->height != (p->is_50hz ? 576 : 480)) { |
| 924 | temporal = 0; |
| 925 | } |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 926 | printk(KERN_INFO "%s: Temporal Filter: %s, %d\n", |
| 927 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 928 | cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE), |
Hans Verkuil | 83aaf13 | 2006-12-18 13:40:23 -0300 | [diff] [blame] | 929 | temporal); |
Hans Verkuil | 99eb44f | 2006-06-26 18:24:05 -0300 | [diff] [blame] | 930 | printk(KERN_INFO "%s: Median Filter: %s, Luma [%d, %d], Chroma [%d, %d]\n", |
| 931 | prefix, |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 932 | cx2341x_menu_item(p, V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE), |
| 933 | p->video_luma_median_filter_bottom, |
| 934 | p->video_luma_median_filter_top, |
| 935 | p->video_chroma_median_filter_bottom, |
| 936 | p->video_chroma_median_filter_top); |
| 937 | } |
| 938 | |
| 939 | EXPORT_SYMBOL(cx2341x_fill_defaults); |
| 940 | EXPORT_SYMBOL(cx2341x_ctrl_query); |
| 941 | EXPORT_SYMBOL(cx2341x_ctrl_get_menu); |
| 942 | EXPORT_SYMBOL(cx2341x_ext_ctrls); |
| 943 | EXPORT_SYMBOL(cx2341x_update); |
| 944 | EXPORT_SYMBOL(cx2341x_log_status); |
Hans Verkuil | cc7bc64 | 2006-06-19 17:53:08 -0300 | [diff] [blame] | 945 | EXPORT_SYMBOL(cx2341x_mpeg_ctrls); |
Hans Verkuil | 5d1a9ae | 2006-06-18 14:40:30 -0300 | [diff] [blame] | 946 | |
| 947 | /* |
| 948 | * Local variables: |
| 949 | * c-basic-offset: 8 |
| 950 | * End: |
| 951 | */ |
| 952 | |