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