| 1 | /* |
| 2 | * Copyright (c) 2010, Google, Inc. |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg 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 GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * @file |
| 23 | * VP8 encoder support via libvpx |
| 24 | */ |
| 25 | |
| 26 | #define VPX_DISABLE_CTRL_TYPECHECKS 1 |
| 27 | #define VPX_CODEC_DISABLE_COMPAT 1 |
| 28 | #include <vpx/vpx_encoder.h> |
| 29 | #include <vpx/vp8cx.h> |
| 30 | |
| 31 | #include "avcodec.h" |
| 32 | #include "internal.h" |
| 33 | #include "libavutil/avassert.h" |
| 34 | #include "libvpx.h" |
| 35 | #include "libavutil/base64.h" |
| 36 | #include "libavutil/common.h" |
| 37 | #include "libavutil/intreadwrite.h" |
| 38 | #include "libavutil/mathematics.h" |
| 39 | #include "libavutil/opt.h" |
| 40 | |
| 41 | /** |
| 42 | * Portion of struct vpx_codec_cx_pkt from vpx_encoder.h. |
| 43 | * One encoded frame returned from the library. |
| 44 | */ |
| 45 | struct FrameListData { |
| 46 | void *buf; /**< compressed data buffer */ |
| 47 | size_t sz; /**< length of compressed data */ |
| 48 | void *buf_alpha; |
| 49 | size_t sz_alpha; |
| 50 | int64_t pts; /**< time stamp to show frame |
| 51 | (in timebase units) */ |
| 52 | unsigned long duration; /**< duration to show frame |
| 53 | (in timebase units) */ |
| 54 | uint32_t flags; /**< flags for this frame */ |
| 55 | uint64_t sse[4]; |
| 56 | int have_sse; /**< true if we have pending sse[] */ |
| 57 | uint64_t frame_number; |
| 58 | struct FrameListData *next; |
| 59 | }; |
| 60 | |
| 61 | typedef struct VP8EncoderContext { |
| 62 | AVClass *class; |
| 63 | struct vpx_codec_ctx encoder; |
| 64 | struct vpx_image rawimg; |
| 65 | struct vpx_codec_ctx encoder_alpha; |
| 66 | struct vpx_image rawimg_alpha; |
| 67 | uint8_t is_alpha; |
| 68 | struct vpx_fixed_buf twopass_stats; |
| 69 | int deadline; //i.e., RT/GOOD/BEST |
| 70 | uint64_t sse[4]; |
| 71 | int have_sse; /**< true if we have pending sse[] */ |
| 72 | uint64_t frame_number; |
| 73 | struct FrameListData *coded_frame_list; |
| 74 | |
| 75 | int cpu_used; |
| 76 | /** |
| 77 | * VP8 specific flags, see VP8F_* below. |
| 78 | */ |
| 79 | int flags; |
| 80 | #define VP8F_ERROR_RESILIENT 0x00000001 ///< Enable measures appropriate for streaming over lossy links |
| 81 | #define VP8F_AUTO_ALT_REF 0x00000002 ///< Enable automatic alternate reference frame generation |
| 82 | |
| 83 | int auto_alt_ref; |
| 84 | |
| 85 | int arnr_max_frames; |
| 86 | int arnr_strength; |
| 87 | int arnr_type; |
| 88 | |
| 89 | int lag_in_frames; |
| 90 | int error_resilient; |
| 91 | int crf; |
| 92 | int static_thresh; |
| 93 | int max_intra_rate; |
| 94 | |
| 95 | // VP9-only |
| 96 | int lossless; |
| 97 | int tile_columns; |
| 98 | int tile_rows; |
| 99 | int frame_parallel; |
| 100 | int aq_mode; |
| 101 | } VP8Context; |
| 102 | |
| 103 | /** String mappings for enum vp8e_enc_control_id */ |
| 104 | static const char *const ctlidstr[] = { |
| 105 | [VP8E_UPD_ENTROPY] = "VP8E_UPD_ENTROPY", |
| 106 | [VP8E_UPD_REFERENCE] = "VP8E_UPD_REFERENCE", |
| 107 | [VP8E_USE_REFERENCE] = "VP8E_USE_REFERENCE", |
| 108 | [VP8E_SET_ROI_MAP] = "VP8E_SET_ROI_MAP", |
| 109 | [VP8E_SET_ACTIVEMAP] = "VP8E_SET_ACTIVEMAP", |
| 110 | [VP8E_SET_SCALEMODE] = "VP8E_SET_SCALEMODE", |
| 111 | [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED", |
| 112 | [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF", |
| 113 | [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY", |
| 114 | [VP8E_SET_SHARPNESS] = "VP8E_SET_SHARPNESS", |
| 115 | [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD", |
| 116 | [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS", |
| 117 | [VP8E_GET_LAST_QUANTIZER] = "VP8E_GET_LAST_QUANTIZER", |
| 118 | [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES", |
| 119 | [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH", |
| 120 | [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE", |
| 121 | [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL", |
| 122 | [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT", |
| 123 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 124 | [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS", |
| 125 | [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS", |
| 126 | [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS", |
| 127 | [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING", |
| 128 | [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE", |
| 129 | #endif |
| 130 | }; |
| 131 | |
| 132 | static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc) |
| 133 | { |
| 134 | VP8Context *ctx = avctx->priv_data; |
| 135 | const char *error = vpx_codec_error(&ctx->encoder); |
| 136 | const char *detail = vpx_codec_error_detail(&ctx->encoder); |
| 137 | |
| 138 | av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error); |
| 139 | if (detail) |
| 140 | av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail); |
| 141 | } |
| 142 | |
| 143 | static av_cold void dump_enc_cfg(AVCodecContext *avctx, |
| 144 | const struct vpx_codec_enc_cfg *cfg) |
| 145 | { |
| 146 | int width = -30; |
| 147 | int level = AV_LOG_DEBUG; |
| 148 | |
| 149 | av_log(avctx, level, "vpx_codec_enc_cfg\n"); |
| 150 | av_log(avctx, level, "generic settings\n" |
| 151 | " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n" |
| 152 | " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n", |
| 153 | width, "g_usage:", cfg->g_usage, |
| 154 | width, "g_threads:", cfg->g_threads, |
| 155 | width, "g_profile:", cfg->g_profile, |
| 156 | width, "g_w:", cfg->g_w, |
| 157 | width, "g_h:", cfg->g_h, |
| 158 | width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den, |
| 159 | width, "g_error_resilient:", cfg->g_error_resilient, |
| 160 | width, "g_pass:", cfg->g_pass, |
| 161 | width, "g_lag_in_frames:", cfg->g_lag_in_frames); |
| 162 | av_log(avctx, level, "rate control settings\n" |
| 163 | " %*s%u\n %*s%u\n %*s%u\n %*s%u\n" |
| 164 | " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n", |
| 165 | width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh, |
| 166 | width, "rc_resize_allowed:", cfg->rc_resize_allowed, |
| 167 | width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh, |
| 168 | width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh, |
| 169 | width, "rc_end_usage:", cfg->rc_end_usage, |
| 170 | width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz, |
| 171 | width, "rc_target_bitrate:", cfg->rc_target_bitrate); |
| 172 | av_log(avctx, level, "quantizer settings\n" |
| 173 | " %*s%u\n %*s%u\n", |
| 174 | width, "rc_min_quantizer:", cfg->rc_min_quantizer, |
| 175 | width, "rc_max_quantizer:", cfg->rc_max_quantizer); |
| 176 | av_log(avctx, level, "bitrate tolerance\n" |
| 177 | " %*s%u\n %*s%u\n", |
| 178 | width, "rc_undershoot_pct:", cfg->rc_undershoot_pct, |
| 179 | width, "rc_overshoot_pct:", cfg->rc_overshoot_pct); |
| 180 | av_log(avctx, level, "decoder buffer model\n" |
| 181 | " %*s%u\n %*s%u\n %*s%u\n", |
| 182 | width, "rc_buf_sz:", cfg->rc_buf_sz, |
| 183 | width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz, |
| 184 | width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz); |
| 185 | av_log(avctx, level, "2 pass rate control settings\n" |
| 186 | " %*s%u\n %*s%u\n %*s%u\n", |
| 187 | width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct, |
| 188 | width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct, |
| 189 | width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct); |
| 190 | av_log(avctx, level, "keyframing settings\n" |
| 191 | " %*s%d\n %*s%u\n %*s%u\n", |
| 192 | width, "kf_mode:", cfg->kf_mode, |
| 193 | width, "kf_min_dist:", cfg->kf_min_dist, |
| 194 | width, "kf_max_dist:", cfg->kf_max_dist); |
| 195 | av_log(avctx, level, "\n"); |
| 196 | } |
| 197 | |
| 198 | static void coded_frame_add(void *list, struct FrameListData *cx_frame) |
| 199 | { |
| 200 | struct FrameListData **p = list; |
| 201 | |
| 202 | while (*p) |
| 203 | p = &(*p)->next; |
| 204 | *p = cx_frame; |
| 205 | cx_frame->next = NULL; |
| 206 | } |
| 207 | |
| 208 | static av_cold void free_coded_frame(struct FrameListData *cx_frame) |
| 209 | { |
| 210 | av_freep(&cx_frame->buf); |
| 211 | if (cx_frame->buf_alpha) |
| 212 | av_freep(&cx_frame->buf_alpha); |
| 213 | av_freep(&cx_frame); |
| 214 | } |
| 215 | |
| 216 | static av_cold void free_frame_list(struct FrameListData *list) |
| 217 | { |
| 218 | struct FrameListData *p = list; |
| 219 | |
| 220 | while (p) { |
| 221 | list = list->next; |
| 222 | free_coded_frame(p); |
| 223 | p = list; |
| 224 | } |
| 225 | } |
| 226 | |
| 227 | static av_cold int codecctl_int(AVCodecContext *avctx, |
| 228 | enum vp8e_enc_control_id id, int val) |
| 229 | { |
| 230 | VP8Context *ctx = avctx->priv_data; |
| 231 | char buf[80]; |
| 232 | int width = -30; |
| 233 | int res; |
| 234 | |
| 235 | snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]); |
| 236 | av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val); |
| 237 | |
| 238 | res = vpx_codec_control(&ctx->encoder, id, val); |
| 239 | if (res != VPX_CODEC_OK) { |
| 240 | snprintf(buf, sizeof(buf), "Failed to set %s codec control", |
| 241 | ctlidstr[id]); |
| 242 | log_encoder_error(avctx, buf); |
| 243 | } |
| 244 | |
| 245 | return res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL); |
| 246 | } |
| 247 | |
| 248 | static av_cold int vp8_free(AVCodecContext *avctx) |
| 249 | { |
| 250 | VP8Context *ctx = avctx->priv_data; |
| 251 | |
| 252 | vpx_codec_destroy(&ctx->encoder); |
| 253 | if (ctx->is_alpha) |
| 254 | vpx_codec_destroy(&ctx->encoder_alpha); |
| 255 | av_freep(&ctx->twopass_stats.buf); |
| 256 | av_freep(&avctx->coded_frame); |
| 257 | av_freep(&avctx->stats_out); |
| 258 | free_frame_list(ctx->coded_frame_list); |
| 259 | return 0; |
| 260 | } |
| 261 | |
| 262 | static av_cold int vpx_init(AVCodecContext *avctx, |
| 263 | const struct vpx_codec_iface *iface) |
| 264 | { |
| 265 | VP8Context *ctx = avctx->priv_data; |
| 266 | struct vpx_codec_enc_cfg enccfg; |
| 267 | struct vpx_codec_enc_cfg enccfg_alpha; |
| 268 | vpx_codec_flags_t flags = (avctx->flags & CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0; |
| 269 | int res; |
| 270 | |
| 271 | av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str()); |
| 272 | av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config()); |
| 273 | |
| 274 | if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P) |
| 275 | ctx->is_alpha = 1; |
| 276 | |
| 277 | if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) { |
| 278 | av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n", |
| 279 | vpx_codec_err_to_string(res)); |
| 280 | return AVERROR(EINVAL); |
| 281 | } |
| 282 | |
| 283 | if(!avctx->bit_rate) |
| 284 | if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) { |
| 285 | av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n"); |
| 286 | return AVERROR(EINVAL); |
| 287 | } |
| 288 | |
| 289 | dump_enc_cfg(avctx, &enccfg); |
| 290 | |
| 291 | enccfg.g_w = avctx->width; |
| 292 | enccfg.g_h = avctx->height; |
| 293 | enccfg.g_timebase.num = avctx->time_base.num; |
| 294 | enccfg.g_timebase.den = avctx->time_base.den; |
| 295 | enccfg.g_threads = avctx->thread_count; |
| 296 | enccfg.g_lag_in_frames= ctx->lag_in_frames; |
| 297 | |
| 298 | if (avctx->flags & CODEC_FLAG_PASS1) |
| 299 | enccfg.g_pass = VPX_RC_FIRST_PASS; |
| 300 | else if (avctx->flags & CODEC_FLAG_PASS2) |
| 301 | enccfg.g_pass = VPX_RC_LAST_PASS; |
| 302 | else |
| 303 | enccfg.g_pass = VPX_RC_ONE_PASS; |
| 304 | |
| 305 | if (avctx->rc_min_rate == avctx->rc_max_rate && |
| 306 | avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) { |
| 307 | enccfg.rc_end_usage = VPX_CBR; |
| 308 | } else if (ctx->crf >= 0) { |
| 309 | enccfg.rc_end_usage = VPX_CQ; |
| 310 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 311 | if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9) |
| 312 | enccfg.rc_end_usage = VPX_Q; |
| 313 | #endif |
| 314 | } |
| 315 | |
| 316 | if (avctx->bit_rate) { |
| 317 | enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, |
| 318 | AV_ROUND_NEAR_INF); |
| 319 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 320 | } else if (enccfg.rc_end_usage == VPX_Q) { |
| 321 | #endif |
| 322 | } else { |
| 323 | if (enccfg.rc_end_usage == VPX_CQ) { |
| 324 | enccfg.rc_target_bitrate = 1000000; |
| 325 | } else { |
| 326 | avctx->bit_rate = enccfg.rc_target_bitrate * 1000; |
| 327 | av_log(avctx, AV_LOG_WARNING, |
| 328 | "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n", |
| 329 | enccfg.rc_target_bitrate); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | if (avctx->qmin >= 0) |
| 334 | enccfg.rc_min_quantizer = avctx->qmin; |
| 335 | if (avctx->qmax >= 0) |
| 336 | enccfg.rc_max_quantizer = avctx->qmax; |
| 337 | |
| 338 | if (enccfg.rc_end_usage == VPX_CQ |
| 339 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 340 | || enccfg.rc_end_usage == VPX_Q |
| 341 | #endif |
| 342 | ) { |
| 343 | if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) { |
| 344 | av_log(avctx, AV_LOG_ERROR, |
| 345 | "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n", |
| 346 | ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer); |
| 347 | return AVERROR(EINVAL); |
| 348 | } |
| 349 | } |
| 350 | |
| 351 | enccfg.rc_dropframe_thresh = avctx->frame_skip_threshold; |
| 352 | |
| 353 | //0-100 (0 => CBR, 100 => VBR) |
| 354 | enccfg.rc_2pass_vbr_bias_pct = round(avctx->qcompress * 100); |
| 355 | if (avctx->bit_rate) |
| 356 | enccfg.rc_2pass_vbr_minsection_pct = |
| 357 | avctx->rc_min_rate * 100LL / avctx->bit_rate; |
| 358 | if (avctx->rc_max_rate) |
| 359 | enccfg.rc_2pass_vbr_maxsection_pct = |
| 360 | avctx->rc_max_rate * 100LL / avctx->bit_rate; |
| 361 | |
| 362 | if (avctx->rc_buffer_size) |
| 363 | enccfg.rc_buf_sz = |
| 364 | avctx->rc_buffer_size * 1000LL / avctx->bit_rate; |
| 365 | if (avctx->rc_initial_buffer_occupancy) |
| 366 | enccfg.rc_buf_initial_sz = |
| 367 | avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate; |
| 368 | enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6; |
| 369 | enccfg.rc_undershoot_pct = round(avctx->rc_buffer_aggressivity * 100); |
| 370 | |
| 371 | //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO |
| 372 | if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size) |
| 373 | enccfg.kf_min_dist = avctx->keyint_min; |
| 374 | if (avctx->gop_size >= 0) |
| 375 | enccfg.kf_max_dist = avctx->gop_size; |
| 376 | |
| 377 | if (enccfg.g_pass == VPX_RC_FIRST_PASS) |
| 378 | enccfg.g_lag_in_frames = 0; |
| 379 | else if (enccfg.g_pass == VPX_RC_LAST_PASS) { |
| 380 | int decode_size; |
| 381 | |
| 382 | if (!avctx->stats_in) { |
| 383 | av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n"); |
| 384 | return AVERROR_INVALIDDATA; |
| 385 | } |
| 386 | |
| 387 | ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4; |
| 388 | ctx->twopass_stats.buf = av_malloc(ctx->twopass_stats.sz); |
| 389 | if (!ctx->twopass_stats.buf) { |
| 390 | av_log(avctx, AV_LOG_ERROR, |
| 391 | "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", |
| 392 | ctx->twopass_stats.sz); |
| 393 | return AVERROR(ENOMEM); |
| 394 | } |
| 395 | decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in, |
| 396 | ctx->twopass_stats.sz); |
| 397 | if (decode_size < 0) { |
| 398 | av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n"); |
| 399 | return AVERROR_INVALIDDATA; |
| 400 | } |
| 401 | |
| 402 | ctx->twopass_stats.sz = decode_size; |
| 403 | enccfg.rc_twopass_stats_in = ctx->twopass_stats; |
| 404 | } |
| 405 | |
| 406 | /* 0-3: For non-zero values the encoder increasingly optimizes for reduced |
| 407 | complexity playback on low powered devices at the expense of encode |
| 408 | quality. */ |
| 409 | if (avctx->profile != FF_PROFILE_UNKNOWN) |
| 410 | enccfg.g_profile = avctx->profile; |
| 411 | |
| 412 | enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT; |
| 413 | |
| 414 | dump_enc_cfg(avctx, &enccfg); |
| 415 | /* Construct Encoder Context */ |
| 416 | res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags); |
| 417 | if (res != VPX_CODEC_OK) { |
| 418 | log_encoder_error(avctx, "Failed to initialize encoder"); |
| 419 | return AVERROR(EINVAL); |
| 420 | } |
| 421 | |
| 422 | if (ctx->is_alpha) { |
| 423 | enccfg_alpha = enccfg; |
| 424 | res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags); |
| 425 | if (res != VPX_CODEC_OK) { |
| 426 | log_encoder_error(avctx, "Failed to initialize alpha encoder"); |
| 427 | return AVERROR(EINVAL); |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | //codec control failures are currently treated only as warnings |
| 432 | av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n"); |
| 433 | codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used); |
| 434 | if (ctx->flags & VP8F_AUTO_ALT_REF) |
| 435 | ctx->auto_alt_ref = 1; |
| 436 | if (ctx->auto_alt_ref >= 0) |
| 437 | codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, ctx->auto_alt_ref); |
| 438 | if (ctx->arnr_max_frames >= 0) |
| 439 | codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames); |
| 440 | if (ctx->arnr_strength >= 0) |
| 441 | codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength); |
| 442 | if (ctx->arnr_type >= 0) |
| 443 | codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type); |
| 444 | codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, avctx->noise_reduction); |
| 445 | if (avctx->codec_id == AV_CODEC_ID_VP8) |
| 446 | codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices)); |
| 447 | #if FF_API_MPV_OPT |
| 448 | FF_DISABLE_DEPRECATION_WARNINGS |
| 449 | if (avctx->mb_threshold) { |
| 450 | av_log(avctx, AV_LOG_WARNING, "The mb_threshold option is deprecated, " |
| 451 | "use the static-thresh private option instead.\n"); |
| 452 | ctx->static_thresh = avctx->mb_threshold; |
| 453 | } |
| 454 | FF_ENABLE_DEPRECATION_WARNINGS |
| 455 | #endif |
| 456 | codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh); |
| 457 | if (ctx->crf >= 0) |
| 458 | codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf); |
| 459 | if (ctx->max_intra_rate >= 0) |
| 460 | codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate); |
| 461 | |
| 462 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 463 | if (avctx->codec_id == AV_CODEC_ID_VP9) { |
| 464 | if (ctx->lossless >= 0) |
| 465 | codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless); |
| 466 | if (ctx->tile_columns >= 0) |
| 467 | codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns); |
| 468 | if (ctx->tile_rows >= 0) |
| 469 | codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows); |
| 470 | if (ctx->frame_parallel >= 0) |
| 471 | codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel); |
| 472 | if (ctx->aq_mode >= 0) |
| 473 | codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode); |
| 474 | } |
| 475 | #endif |
| 476 | |
| 477 | av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline); |
| 478 | |
| 479 | //provide dummy value to initialize wrapper, values will be updated each _encode() |
| 480 | vpx_img_wrap(&ctx->rawimg, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1, |
| 481 | (unsigned char*)1); |
| 482 | |
| 483 | if (ctx->is_alpha) |
| 484 | vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1, |
| 485 | (unsigned char*)1); |
| 486 | |
| 487 | avctx->coded_frame = av_frame_alloc(); |
| 488 | if (!avctx->coded_frame) { |
| 489 | av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n"); |
| 490 | vp8_free(avctx); |
| 491 | return AVERROR(ENOMEM); |
| 492 | } |
| 493 | return 0; |
| 494 | } |
| 495 | |
| 496 | static inline void cx_pktcpy(struct FrameListData *dst, |
| 497 | const struct vpx_codec_cx_pkt *src, |
| 498 | const struct vpx_codec_cx_pkt *src_alpha, |
| 499 | VP8Context *ctx) |
| 500 | { |
| 501 | dst->pts = src->data.frame.pts; |
| 502 | dst->duration = src->data.frame.duration; |
| 503 | dst->flags = src->data.frame.flags; |
| 504 | dst->sz = src->data.frame.sz; |
| 505 | dst->buf = src->data.frame.buf; |
| 506 | dst->have_sse = 0; |
| 507 | /* For alt-ref frame, don't store PSNR or increment frame_number */ |
| 508 | if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) { |
| 509 | dst->frame_number = ++ctx->frame_number; |
| 510 | dst->have_sse = ctx->have_sse; |
| 511 | if (ctx->have_sse) { |
| 512 | /* associate last-seen SSE to the frame. */ |
| 513 | /* Transfers ownership from ctx to dst. */ |
| 514 | /* WARNING! This makes the assumption that PSNR_PKT comes |
| 515 | just before the frame it refers to! */ |
| 516 | memcpy(dst->sse, ctx->sse, sizeof(dst->sse)); |
| 517 | ctx->have_sse = 0; |
| 518 | } |
| 519 | } else { |
| 520 | dst->frame_number = -1; /* sanity marker */ |
| 521 | } |
| 522 | if (src_alpha) { |
| 523 | dst->buf_alpha = src_alpha->data.frame.buf; |
| 524 | dst->sz_alpha = src_alpha->data.frame.sz; |
| 525 | } |
| 526 | else { |
| 527 | dst->buf_alpha = NULL; |
| 528 | dst->sz_alpha = 0; |
| 529 | } |
| 530 | } |
| 531 | |
| 532 | /** |
| 533 | * Store coded frame information in format suitable for return from encode2(). |
| 534 | * |
| 535 | * Write information from @a cx_frame to @a pkt |
| 536 | * @return packet data size on success |
| 537 | * @return a negative AVERROR on error |
| 538 | */ |
| 539 | static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame, |
| 540 | AVPacket *pkt, AVFrame *coded_frame) |
| 541 | { |
| 542 | int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz); |
| 543 | uint8_t *side_data; |
| 544 | if (ret >= 0) { |
| 545 | memcpy(pkt->data, cx_frame->buf, pkt->size); |
| 546 | pkt->pts = pkt->dts = cx_frame->pts; |
| 547 | coded_frame->pts = cx_frame->pts; |
| 548 | coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY); |
| 549 | |
| 550 | if (coded_frame->key_frame) { |
| 551 | coded_frame->pict_type = AV_PICTURE_TYPE_I; |
| 552 | pkt->flags |= AV_PKT_FLAG_KEY; |
| 553 | } else |
| 554 | coded_frame->pict_type = AV_PICTURE_TYPE_P; |
| 555 | |
| 556 | if (cx_frame->have_sse) { |
| 557 | int i; |
| 558 | /* Beware of the Y/U/V/all order! */ |
| 559 | coded_frame->error[0] = cx_frame->sse[1]; |
| 560 | coded_frame->error[1] = cx_frame->sse[2]; |
| 561 | coded_frame->error[2] = cx_frame->sse[3]; |
| 562 | coded_frame->error[3] = 0; // alpha |
| 563 | for (i = 0; i < 4; ++i) { |
| 564 | avctx->error[i] += coded_frame->error[i]; |
| 565 | } |
| 566 | cx_frame->have_sse = 0; |
| 567 | } |
| 568 | if (cx_frame->sz_alpha > 0) { |
| 569 | side_data = av_packet_new_side_data(pkt, |
| 570 | AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, |
| 571 | cx_frame->sz_alpha + 8); |
| 572 | if(!side_data) { |
| 573 | av_free_packet(pkt); |
| 574 | av_free(pkt); |
| 575 | return AVERROR(ENOMEM); |
| 576 | } |
| 577 | AV_WB64(side_data, 1); |
| 578 | memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha); |
| 579 | } |
| 580 | } else { |
| 581 | return ret; |
| 582 | } |
| 583 | return pkt->size; |
| 584 | } |
| 585 | |
| 586 | /** |
| 587 | * Queue multiple output frames from the encoder, returning the front-most. |
| 588 | * In cases where vpx_codec_get_cx_data() returns more than 1 frame append |
| 589 | * the frame queue. Return the head frame if available. |
| 590 | * @return Stored frame size |
| 591 | * @return AVERROR(EINVAL) on output size error |
| 592 | * @return AVERROR(ENOMEM) on coded frame queue data allocation error |
| 593 | */ |
| 594 | static int queue_frames(AVCodecContext *avctx, AVPacket *pkt_out, |
| 595 | AVFrame *coded_frame) |
| 596 | { |
| 597 | VP8Context *ctx = avctx->priv_data; |
| 598 | const struct vpx_codec_cx_pkt *pkt; |
| 599 | const struct vpx_codec_cx_pkt *pkt_alpha = NULL; |
| 600 | const void *iter = NULL; |
| 601 | const void *iter_alpha = NULL; |
| 602 | int size = 0; |
| 603 | |
| 604 | if (ctx->coded_frame_list) { |
| 605 | struct FrameListData *cx_frame = ctx->coded_frame_list; |
| 606 | /* return the leading frame if we've already begun queueing */ |
| 607 | size = storeframe(avctx, cx_frame, pkt_out, coded_frame); |
| 608 | if (size < 0) |
| 609 | return size; |
| 610 | ctx->coded_frame_list = cx_frame->next; |
| 611 | free_coded_frame(cx_frame); |
| 612 | } |
| 613 | |
| 614 | /* consume all available output from the encoder before returning. buffers |
| 615 | are only good through the next vpx_codec call */ |
| 616 | while ((pkt = vpx_codec_get_cx_data(&ctx->encoder, &iter)) && |
| 617 | (!ctx->is_alpha || |
| 618 | (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) { |
| 619 | switch (pkt->kind) { |
| 620 | case VPX_CODEC_CX_FRAME_PKT: |
| 621 | if (!size) { |
| 622 | struct FrameListData cx_frame; |
| 623 | |
| 624 | /* avoid storing the frame when the list is empty and we haven't yet |
| 625 | provided a frame for output */ |
| 626 | av_assert0(!ctx->coded_frame_list); |
| 627 | cx_pktcpy(&cx_frame, pkt, pkt_alpha, ctx); |
| 628 | size = storeframe(avctx, &cx_frame, pkt_out, coded_frame); |
| 629 | if (size < 0) |
| 630 | return size; |
| 631 | } else { |
| 632 | struct FrameListData *cx_frame = |
| 633 | av_malloc(sizeof(struct FrameListData)); |
| 634 | |
| 635 | if (!cx_frame) { |
| 636 | av_log(avctx, AV_LOG_ERROR, |
| 637 | "Frame queue element alloc failed\n"); |
| 638 | return AVERROR(ENOMEM); |
| 639 | } |
| 640 | cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx); |
| 641 | cx_frame->buf = av_malloc(cx_frame->sz); |
| 642 | |
| 643 | if (!cx_frame->buf) { |
| 644 | av_log(avctx, AV_LOG_ERROR, |
| 645 | "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", |
| 646 | cx_frame->sz); |
| 647 | av_freep(&cx_frame); |
| 648 | return AVERROR(ENOMEM); |
| 649 | } |
| 650 | memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz); |
| 651 | if (ctx->is_alpha) { |
| 652 | cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha); |
| 653 | if (!cx_frame->buf_alpha) { |
| 654 | av_log(avctx, AV_LOG_ERROR, |
| 655 | "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", |
| 656 | cx_frame->sz_alpha); |
| 657 | av_free(cx_frame); |
| 658 | return AVERROR(ENOMEM); |
| 659 | } |
| 660 | memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz); |
| 661 | } |
| 662 | coded_frame_add(&ctx->coded_frame_list, cx_frame); |
| 663 | } |
| 664 | break; |
| 665 | case VPX_CODEC_STATS_PKT: { |
| 666 | struct vpx_fixed_buf *stats = &ctx->twopass_stats; |
| 667 | int err; |
| 668 | if ((err = av_reallocp(&stats->buf, |
| 669 | stats->sz + |
| 670 | pkt->data.twopass_stats.sz)) < 0) { |
| 671 | stats->sz = 0; |
| 672 | av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n"); |
| 673 | return err; |
| 674 | } |
| 675 | memcpy((uint8_t*)stats->buf + stats->sz, |
| 676 | pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz); |
| 677 | stats->sz += pkt->data.twopass_stats.sz; |
| 678 | break; |
| 679 | } |
| 680 | case VPX_CODEC_PSNR_PKT: |
| 681 | av_assert0(!ctx->have_sse); |
| 682 | ctx->sse[0] = pkt->data.psnr.sse[0]; |
| 683 | ctx->sse[1] = pkt->data.psnr.sse[1]; |
| 684 | ctx->sse[2] = pkt->data.psnr.sse[2]; |
| 685 | ctx->sse[3] = pkt->data.psnr.sse[3]; |
| 686 | ctx->have_sse = 1; |
| 687 | break; |
| 688 | case VPX_CODEC_CUSTOM_PKT: |
| 689 | //ignore unsupported/unrecognized packet types |
| 690 | break; |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | return size; |
| 695 | } |
| 696 | |
| 697 | static int vp8_encode(AVCodecContext *avctx, AVPacket *pkt, |
| 698 | const AVFrame *frame, int *got_packet) |
| 699 | { |
| 700 | VP8Context *ctx = avctx->priv_data; |
| 701 | struct vpx_image *rawimg = NULL; |
| 702 | struct vpx_image *rawimg_alpha = NULL; |
| 703 | int64_t timestamp = 0; |
| 704 | int res, coded_size; |
| 705 | vpx_enc_frame_flags_t flags = 0; |
| 706 | |
| 707 | if (frame) { |
| 708 | rawimg = &ctx->rawimg; |
| 709 | rawimg->planes[VPX_PLANE_Y] = frame->data[0]; |
| 710 | rawimg->planes[VPX_PLANE_U] = frame->data[1]; |
| 711 | rawimg->planes[VPX_PLANE_V] = frame->data[2]; |
| 712 | rawimg->stride[VPX_PLANE_Y] = frame->linesize[0]; |
| 713 | rawimg->stride[VPX_PLANE_U] = frame->linesize[1]; |
| 714 | rawimg->stride[VPX_PLANE_V] = frame->linesize[2]; |
| 715 | if (ctx->is_alpha) { |
| 716 | uint8_t *u_plane, *v_plane; |
| 717 | rawimg_alpha = &ctx->rawimg_alpha; |
| 718 | rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3]; |
| 719 | u_plane = av_malloc(frame->linesize[1] * frame->height); |
| 720 | memset(u_plane, 0x80, frame->linesize[1] * frame->height); |
| 721 | rawimg_alpha->planes[VPX_PLANE_U] = u_plane; |
| 722 | v_plane = av_malloc(frame->linesize[2] * frame->height); |
| 723 | memset(v_plane, 0x80, frame->linesize[2] * frame->height); |
| 724 | rawimg_alpha->planes[VPX_PLANE_V] = v_plane; |
| 725 | rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0]; |
| 726 | rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1]; |
| 727 | rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2]; |
| 728 | } |
| 729 | timestamp = frame->pts; |
| 730 | if (frame->pict_type == AV_PICTURE_TYPE_I) |
| 731 | flags |= VPX_EFLAG_FORCE_KF; |
| 732 | } |
| 733 | |
| 734 | res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp, |
| 735 | avctx->ticks_per_frame, flags, ctx->deadline); |
| 736 | if (res != VPX_CODEC_OK) { |
| 737 | log_encoder_error(avctx, "Error encoding frame"); |
| 738 | return AVERROR_INVALIDDATA; |
| 739 | } |
| 740 | |
| 741 | if (ctx->is_alpha) { |
| 742 | res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp, |
| 743 | avctx->ticks_per_frame, flags, ctx->deadline); |
| 744 | if (res != VPX_CODEC_OK) { |
| 745 | log_encoder_error(avctx, "Error encoding alpha frame"); |
| 746 | return AVERROR_INVALIDDATA; |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | coded_size = queue_frames(avctx, pkt, avctx->coded_frame); |
| 751 | |
| 752 | if (!frame && avctx->flags & CODEC_FLAG_PASS1) { |
| 753 | unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz); |
| 754 | |
| 755 | avctx->stats_out = av_malloc(b64_size); |
| 756 | if (!avctx->stats_out) { |
| 757 | av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n", |
| 758 | b64_size); |
| 759 | return AVERROR(ENOMEM); |
| 760 | } |
| 761 | av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf, |
| 762 | ctx->twopass_stats.sz); |
| 763 | } |
| 764 | |
| 765 | if (rawimg_alpha) { |
| 766 | av_freep(&rawimg_alpha->planes[VPX_PLANE_U]); |
| 767 | av_freep(&rawimg_alpha->planes[VPX_PLANE_V]); |
| 768 | } |
| 769 | |
| 770 | *got_packet = !!coded_size; |
| 771 | return 0; |
| 772 | } |
| 773 | |
| 774 | #define OFFSET(x) offsetof(VP8Context, x) |
| 775 | #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
| 776 | |
| 777 | #ifndef VPX_ERROR_RESILIENT_DEFAULT |
| 778 | #define VPX_ERROR_RESILIENT_DEFAULT 1 |
| 779 | #define VPX_ERROR_RESILIENT_PARTITIONS 2 |
| 780 | #endif |
| 781 | |
| 782 | #define COMMON_OPTIONS \ |
| 783 | { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \ |
| 784 | { "auto-alt-ref", "Enable use of alternate reference " \ |
| 785 | "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, \ |
| 786 | { "lag-in-frames", "Number of frames to look ahead for " \ |
| 787 | "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ |
| 788 | { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ |
| 789 | { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ |
| 790 | { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "arnr_type"}, \ |
| 791 | { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \ |
| 792 | { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \ |
| 793 | { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \ |
| 794 | { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ |
| 795 | { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \ |
| 796 | { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \ |
| 797 | { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \ |
| 798 | { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "er"}, \ |
| 799 | { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ |
| 800 | { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, "er"}, \ |
| 801 | { "partitions", "The frame partitions are independently decodable " \ |
| 802 | "by the bool decoder, meaning that partitions can be decoded even " \ |
| 803 | "though earlier partitions have been lost. Note that intra predicition" \ |
| 804 | " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \ |
| 805 | { "crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \ |
| 806 | { "static-thresh", "A change threshold on blocks below which they will be skipped by the encoder", OFFSET(static_thresh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, \ |
| 807 | |
| 808 | #define LEGACY_OPTIONS \ |
| 809 | {"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \ |
| 810 | {"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ |
| 811 | {"vp8flags", "", offsetof(VP8Context, flags), FF_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \ |
| 812 | {"error_resilient", "enable error resilience", 0, FF_OPT_TYPE_CONST, {.dbl = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \ |
| 813 | {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, FF_OPT_TYPE_CONST, {.dbl = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"}, \ |
| 814 | {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \ |
| 815 | {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \ |
| 816 | {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \ |
| 817 | {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \ |
| 818 | |
| 819 | #if CONFIG_LIBVPX_VP8_ENCODER |
| 820 | static const AVOption vp8_options[] = { |
| 821 | COMMON_OPTIONS |
| 822 | LEGACY_OPTIONS |
| 823 | { NULL } |
| 824 | }; |
| 825 | #endif |
| 826 | |
| 827 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 828 | static const AVOption vp9_options[] = { |
| 829 | COMMON_OPTIONS |
| 830 | { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, |
| 831 | { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, |
| 832 | { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, |
| 833 | { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, |
| 834 | { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, "aq_mode"}, |
| 835 | { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, "aq_mode" }, \ |
| 836 | { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "aq_mode" }, \ |
| 837 | { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "aq_mode" }, \ |
| 838 | { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "aq_mode" }, \ |
| 839 | LEGACY_OPTIONS |
| 840 | { NULL } |
| 841 | }; |
| 842 | #endif |
| 843 | |
| 844 | #undef COMMON_OPTIONS |
| 845 | #undef LEGACY_OPTIONS |
| 846 | |
| 847 | static const AVCodecDefault defaults[] = { |
| 848 | { "qmin", "-1" }, |
| 849 | { "qmax", "-1" }, |
| 850 | { "g", "-1" }, |
| 851 | { "keyint_min", "-1" }, |
| 852 | { NULL }, |
| 853 | }; |
| 854 | |
| 855 | #if CONFIG_LIBVPX_VP8_ENCODER |
| 856 | static av_cold int vp8_init(AVCodecContext *avctx) |
| 857 | { |
| 858 | return vpx_init(avctx, &vpx_codec_vp8_cx_algo); |
| 859 | } |
| 860 | |
| 861 | static const AVClass class_vp8 = { |
| 862 | .class_name = "libvpx-vp8 encoder", |
| 863 | .item_name = av_default_item_name, |
| 864 | .option = vp8_options, |
| 865 | .version = LIBAVUTIL_VERSION_INT, |
| 866 | }; |
| 867 | |
| 868 | AVCodec ff_libvpx_vp8_encoder = { |
| 869 | .name = "libvpx", |
| 870 | .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"), |
| 871 | .type = AVMEDIA_TYPE_VIDEO, |
| 872 | .id = AV_CODEC_ID_VP8, |
| 873 | .priv_data_size = sizeof(VP8Context), |
| 874 | .init = vp8_init, |
| 875 | .encode2 = vp8_encode, |
| 876 | .close = vp8_free, |
| 877 | .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, |
| 878 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE }, |
| 879 | .priv_class = &class_vp8, |
| 880 | .defaults = defaults, |
| 881 | }; |
| 882 | #endif /* CONFIG_LIBVPX_VP8_ENCODER */ |
| 883 | |
| 884 | #if CONFIG_LIBVPX_VP9_ENCODER |
| 885 | static av_cold int vp9_init(AVCodecContext *avctx) |
| 886 | { |
| 887 | return vpx_init(avctx, &vpx_codec_vp9_cx_algo); |
| 888 | } |
| 889 | |
| 890 | static const AVClass class_vp9 = { |
| 891 | .class_name = "libvpx-vp9 encoder", |
| 892 | .item_name = av_default_item_name, |
| 893 | .option = vp9_options, |
| 894 | .version = LIBAVUTIL_VERSION_INT, |
| 895 | }; |
| 896 | |
| 897 | AVCodec ff_libvpx_vp9_encoder = { |
| 898 | .name = "libvpx-vp9", |
| 899 | .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"), |
| 900 | .type = AVMEDIA_TYPE_VIDEO, |
| 901 | .id = AV_CODEC_ID_VP9, |
| 902 | .priv_data_size = sizeof(VP8Context), |
| 903 | .init = vp9_init, |
| 904 | .encode2 = vp8_encode, |
| 905 | .close = vp8_free, |
| 906 | .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, |
| 907 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, |
| 908 | .priv_class = &class_vp9, |
| 909 | .defaults = defaults, |
| 910 | .init_static_data = ff_vp9_init_static, |
| 911 | }; |
| 912 | #endif /* CONFIG_LIBVPX_VP9_ENCODER */ |