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6#include <linux/types.h>
7#include <media/v4l2-ctrls.h>
8
9#include "core.h"
10#include "venc.h"
11
12#define BITRATE_MIN 32000
13#define BITRATE_MAX 160000000
14#define BITRATE_DEFAULT 1000000
15#define BITRATE_DEFAULT_PEAK (BITRATE_DEFAULT * 2)
16#define BITRATE_STEP 100
17#define SLICE_BYTE_SIZE_MAX 1024
18#define SLICE_BYTE_SIZE_MIN 1024
19#define SLICE_MB_SIZE_MAX 300
20#define INTRA_REFRESH_MBS_MAX 300
21#define AT_SLICE_BOUNDARY \
22 V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY
23
24static int venc_calc_bpframes(u32 gop_size, u32 conseq_b, u32 *bf, u32 *pf)
25{
26 u32 half = (gop_size - 1) >> 1;
27 u32 b, p, ratio;
28 bool found = false;
29
30 if (!gop_size)
31 return -EINVAL;
32
33 *bf = *pf = 0;
34
35 if (!conseq_b) {
36 *pf = gop_size - 1;
37 return 0;
38 }
39
40 b = p = half;
41
42 for (; b <= gop_size - 1; b++, p--) {
43 if (b % p)
44 continue;
45
46 ratio = b / p;
47
48 if (ratio == conseq_b) {
49 found = true;
50 break;
51 }
52
53 if (ratio > conseq_b)
54 break;
55 }
56
57 if (!found)
58 return -EINVAL;
59
60 if (b + p + 1 != gop_size)
61 return -EINVAL;
62
63 *bf = b;
64 *pf = p;
65
66 return 0;
67}
68
69static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
70{
71 struct venus_inst *inst = ctrl_to_inst(ctrl);
72 struct venc_controls *ctr = &inst->controls.enc;
73 struct hfi_enable en = { .enable = 1 };
74 struct hfi_bitrate brate;
75 u32 bframes;
76 u32 ptype;
77 int ret;
78
79 switch (ctrl->id) {
80 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
81 ctr->bitrate_mode = ctrl->val;
82 break;
83 case V4L2_CID_MPEG_VIDEO_BITRATE:
84 ctr->bitrate = ctrl->val;
85 mutex_lock(&inst->lock);
86 if (inst->streamon_out && inst->streamon_cap) {
87 ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
88 brate.bitrate = ctr->bitrate;
89 brate.layer_id = 0;
90
91 ret = hfi_session_set_property(inst, ptype, &brate);
92 if (ret) {
93 mutex_unlock(&inst->lock);
94 return ret;
95 }
96 }
97 mutex_unlock(&inst->lock);
98 break;
99 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
100 ctr->bitrate_peak = ctrl->val;
101 break;
102 case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
103 ctr->h264_entropy_mode = ctrl->val;
104 break;
105 case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
106 ctr->profile.mpeg4 = ctrl->val;
107 break;
108 case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
109 ctr->profile.h264 = ctrl->val;
110 break;
111 case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
112 ctr->profile.hevc = ctrl->val;
113 break;
114 case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
115 ctr->profile.vpx = ctrl->val;
116 break;
117 case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
118 ctr->level.mpeg4 = ctrl->val;
119 break;
120 case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
121 ctr->level.h264 = ctrl->val;
122 break;
123 case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
124 ctr->level.hevc = ctrl->val;
125 break;
126 case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
127 ctr->h264_i_qp = ctrl->val;
128 break;
129 case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
130 ctr->h264_p_qp = ctrl->val;
131 break;
132 case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
133 ctr->h264_b_qp = ctrl->val;
134 break;
135 case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
136 ctr->h264_min_qp = ctrl->val;
137 break;
138 case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
139 ctr->h264_max_qp = ctrl->val;
140 break;
141 case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
142 ctr->multi_slice_mode = ctrl->val;
143 break;
144 case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
145 ctr->multi_slice_max_bytes = ctrl->val;
146 break;
147 case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
148 ctr->multi_slice_max_mb = ctrl->val;
149 break;
150 case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
151 ctr->h264_loop_filter_alpha = ctrl->val;
152 break;
153 case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
154 ctr->h264_loop_filter_beta = ctrl->val;
155 break;
156 case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
157 ctr->h264_loop_filter_mode = ctrl->val;
158 break;
159 case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
160 ctr->header_mode = ctrl->val;
161 break;
162 case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
163 break;
164 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
165 ret = venc_calc_bpframes(ctrl->val, ctr->num_b_frames, &bframes,
166 &ctr->num_p_frames);
167 if (ret)
168 return ret;
169
170 ctr->gop_size = ctrl->val;
171 break;
172 case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
173 ctr->h264_i_period = ctrl->val;
174 break;
175 case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
176 ctr->vp8_min_qp = ctrl->val;
177 break;
178 case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
179 ctr->vp8_max_qp = ctrl->val;
180 break;
181 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
182 ret = venc_calc_bpframes(ctr->gop_size, ctrl->val, &bframes,
183 &ctr->num_p_frames);
184 if (ret)
185 return ret;
186
187 ctr->num_b_frames = bframes;
188 break;
189 case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
190 mutex_lock(&inst->lock);
191 if (inst->streamon_out && inst->streamon_cap) {
192 ptype = HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME;
193 ret = hfi_session_set_property(inst, ptype, &en);
194
195 if (ret) {
196 mutex_unlock(&inst->lock);
197 return ret;
198 }
199 }
200 mutex_unlock(&inst->lock);
201 break;
202 case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
203 ctr->rc_enable = ctrl->val;
204 break;
205 default:
206 return -EINVAL;
207 }
208
209 return 0;
210}
211
212static const struct v4l2_ctrl_ops venc_ctrl_ops = {
213 .s_ctrl = venc_op_s_ctrl,
214};
215
216int venc_ctrl_init(struct venus_inst *inst)
217{
218 int ret;
219
220 ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 31);
221 if (ret)
222 return ret;
223
224 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
225 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
226 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
227 ~((1 << V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) |
228 (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)),
229 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
230
231 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
232 V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
233 V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
234 0, V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC);
235
236 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
237 V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
238 V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY,
239 ~((1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE) |
240 (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE)),
241 V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE);
242
243 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
244 V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
245 V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
246 0, V4L2_MPEG_VIDEO_MPEG4_LEVEL_0);
247
248 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
249 V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
250 V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
251 ~((1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN) |
252 (1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE) |
253 (1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10)),
254 V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN);
255
256 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
257 V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
258 V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2,
259 0, V4L2_MPEG_VIDEO_HEVC_LEVEL_1);
260
261 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
262 V4L2_CID_MPEG_VIDEO_H264_PROFILE,
263 V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
264 ~((1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
265 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
266 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
267 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
268 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH) |
269 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH)),
270 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
271
272 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
273 V4L2_CID_MPEG_VIDEO_H264_LEVEL,
274 V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
275 0, V4L2_MPEG_VIDEO_H264_LEVEL_1_0);
276
277 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
278 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
279 AT_SLICE_BOUNDARY,
280 0, V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED);
281
282 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
283 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
284 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
285 1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
286 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
287
288 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
289 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
290 V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_MAX_BYTES,
291 0, V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE);
292
293 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
294 V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
295 V4L2_MPEG_VIDEO_VP8_PROFILE_3,
296 0, V4L2_MPEG_VIDEO_VP8_PROFILE_0);
297
298 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
299 V4L2_CID_MPEG_VIDEO_BITRATE, BITRATE_MIN, BITRATE_MAX,
300 BITRATE_STEP, BITRATE_DEFAULT);
301
302 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
303 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, BITRATE_MIN, BITRATE_MAX,
304 BITRATE_STEP, BITRATE_DEFAULT_PEAK);
305
306 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
307 V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 1, 51, 1, 26);
308
309 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
310 V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 1, 51, 1, 28);
311
312 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
313 V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP, 1, 51, 1, 30);
314
315 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
316 V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 1, 51, 1, 1);
317
318 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
319 V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 1, 51, 1, 51);
320
321 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
322 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, SLICE_BYTE_SIZE_MIN,
323 SLICE_BYTE_SIZE_MAX, 1, SLICE_BYTE_SIZE_MIN);
324
325 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
326 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1,
327 SLICE_MB_SIZE_MAX, 1, 1);
328
329 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
330 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, -6, 6, 1, 0);
331
332 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
333 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, -6, 6, 1, 0);
334
335 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
336 V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
337 0, INTRA_REFRESH_MBS_MAX, 1, 0);
338
339 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
340 V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, (1 << 16) - 1, 1, 30);
341
342 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
343 V4L2_CID_MPEG_VIDEO_VPX_MIN_QP, 1, 128, 1, 1);
344
345 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
346 V4L2_CID_MPEG_VIDEO_VPX_MAX_QP, 1, 128, 1, 128);
347
348 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
349 V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 4, 1, 0);
350
351 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
352 V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, 0, (1 << 16) - 1, 1, 0);
353
354 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
355 V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 0);
356
357 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
358 V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, 0, 1, 1, 1);
359
360 ret = inst->ctrl_handler.error;
361 if (ret)
362 goto err;
363
364 ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler);
365 if (ret)
366 goto err;
367
368 return 0;
369err:
370 v4l2_ctrl_handler_free(&inst->ctrl_handler);
371 return ret;
372}
373
374void venc_ctrl_deinit(struct venus_inst *inst)
375{
376 v4l2_ctrl_handler_free(&inst->ctrl_handler);
377}
378
