| @@ -0,0 +1,483 @@ |
| 1 | +/* |
| 2 | + * liboapv encoder |
| 3 | + * Advanced Professional Video codec library |
| 4 | + * |
| 5 | + * Copyright (C) 2025 Dawid Kozinski <d.kozinski@samsung.com> |
| 6 | + * |
| 7 | + * This file is part of FFmpeg. |
| 8 | + * |
| 9 | + * FFmpeg is free software; you can redistribute it and/or |
| 10 | + * modify it under the terms of the GNU Lesser General Public |
| 11 | + * License as published by the Free Software Foundation; either |
| 12 | + * version 2.1 of the License, or (at your option) any later version. |
| 13 | + * |
| 14 | + * FFmpeg is distributed in the hope that it will be useful, |
| 15 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | + * Lesser General Public License for more details. |
| 18 | + * |
| 19 | + * You should have received a copy of the GNU Lesser General Public |
| 20 | + * License along with FFmpeg; if not, write to the Free Software |
| 21 | + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 22 | + */ |
| 23 | + |
| 24 | +#include <stdint.h> |
| 25 | +#include <stdlib.h> |
| 26 | + |
| 27 | +#include <oapv/oapv.h> |
| 28 | + |
| 29 | +#include "libavutil/avassert.h" |
| 30 | +#include "libavutil/intreadwrite.h" |
| 31 | +#include "libavutil/imgutils.h" |
| 32 | +#include "libavutil/mem.h" |
| 33 | +#include "libavutil/opt.h" |
| 34 | +#include "libavutil/pixdesc.h" |
| 35 | +#include "libavutil/pixfmt.h" |
| 36 | + |
| 37 | +#include "avcodec.h" |
| 38 | +#include "apv.h" |
| 39 | +#include "codec_internal.h" |
| 40 | +#include "encode.h" |
| 41 | +#include "packet_internal.h" |
| 42 | +#include "profiles.h" |
| 43 | + |
| 44 | +#define MAX_BS_BUF (128 * 1024 * 1024) |
| 45 | +#define MAX_NUM_FRMS (1) // supports only 1-frame in an access unit |
| 46 | +#define FRM_IDX (0) // supports only 1-frame in an access unit |
| 47 | +#define MAX_NUM_CC (OAPV_MAX_CC) // Max number of color componets (upto 4:4:4:4) |
| 48 | + |
| 49 | +/** |
| 50 | + * The structure stores all the states associated with the instance of APV encoder |
| 51 | + */ |
| 52 | +typedef struct ApvEncContext { |
| 53 | + const AVClass *class; |
| 54 | + |
| 55 | + oapve_t id; // APV instance identifier |
| 56 | + oapvm_t mid; |
| 57 | + oapve_cdesc_t cdsc; // coding parameters i.e profile, width & height of input frame, num of therads, frame rate ... |
| 58 | + oapv_bitb_t bitb; // bitstream buffer (output) |
| 59 | + oapve_stat_t stat; // encoding status (output) |
| 60 | + |
| 61 | + oapv_frms_t ifrms; // frames for input |
| 62 | + |
| 63 | + int num_frames; // number of frames in an access unit |
| 64 | + |
| 65 | + int preset_id; // preset of apv ( fastest, fast, medium, slow, placebo) |
| 66 | + |
| 67 | + int qp; // quantization parameter (QP) [0,63] |
| 68 | + |
| 69 | + AVDictionary *oapv_params; |
| 70 | +} ApvEncContext; |
| 71 | + |
| 72 | +static int apv_imgb_release(oapv_imgb_t *imgb) |
| 73 | +{ |
| 74 | + int refcnt = --imgb->refcnt; |
| 75 | + if (refcnt == 0) { |
| 76 | + for (int i = 0; i < imgb->np; i++) |
| 77 | + av_freep(&imgb->baddr[i]); |
| 78 | + av_free(imgb); |
| 79 | + } |
| 80 | + |
| 81 | + return refcnt; |
| 82 | +} |
| 83 | + |
| 84 | +static int apv_imgb_addref(oapv_imgb_t * imgb) |
| 85 | +{ |
| 86 | + int refcnt = ++imgb->refcnt; |
| 87 | + return refcnt; |
| 88 | +} |
| 89 | + |
| 90 | +static int apv_imgb_getref(oapv_imgb_t * imgb) |
| 91 | +{ |
| 92 | + return imgb->refcnt; |
| 93 | +} |
| 94 | + |
| 95 | +/** |
| 96 | + * Convert FFmpeg pixel format (AVPixelFormat) into APV pre-defined color format |
| 97 | + * |
| 98 | + * @return APV pre-defined color format (@see oapv.h) on success, OAPV_CF_UNKNOWN on failure |
| 99 | + */ |
| 100 | +static inline int get_color_format(enum AVPixelFormat pix_fmt) |
| 101 | +{ |
| 102 | + int cf = OAPV_CF_UNKNOWN; |
| 103 | + |
| 104 | + switch (pix_fmt) { |
| 105 | + case AV_PIX_FMT_YUV422P10: |
| 106 | + cf = OAPV_CF_YCBCR422; |
| 107 | + break; |
| 108 | + case AV_PIX_FMT_YUV444P10: |
| 109 | + cf = OAPV_CF_YCBCR444; |
| 110 | + break; |
| 111 | + default: |
| 112 | + av_assert0(cf != OAPV_CF_UNKNOWN); |
| 113 | + } |
| 114 | + |
| 115 | + return cf; |
| 116 | +} |
| 117 | + |
| 118 | +static oapv_imgb_t *apv_imgb_create(AVCodecContext *avctx) |
| 119 | +{ |
| 120 | + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); |
| 121 | + oapv_imgb_t *imgb; |
| 122 | + int input_depth; |
| 123 | + int cfmt; // color format |
| 124 | + int cs; |
| 125 | + |
| 126 | + av_assert0(desc); |
| 127 | + |
| 128 | + imgb = av_mallocz(sizeof(oapv_imgb_t)); |
| 129 | + if (!imgb) |
| 130 | + goto fail; |
| 131 | + |
| 132 | + input_depth = desc->comp[0].depth; |
| 133 | + cfmt = get_color_format(avctx->pix_fmt); |
| 134 | + cs = OAPV_CS_SET(cfmt, input_depth, AV_HAVE_BIGENDIAN); |
| 135 | + |
| 136 | + imgb->np = desc->nb_components; |
| 137 | + |
| 138 | + for (int i = 0; i < imgb->np; i++) { |
| 139 | + imgb->w[i] = avctx->width >> ((i == 1 || i == 2) ? desc->log2_chroma_w : 0); |
| 140 | + imgb->h[i] = avctx->height; |
| 141 | + imgb->aw[i] = FFALIGN(imgb->w[i], OAPV_MB_W); |
| 142 | + imgb->ah[i] = FFALIGN(imgb->h[i], OAPV_MB_H); |
| 143 | + imgb->s[i] = imgb->aw[i] * OAPV_CS_GET_BYTE_DEPTH(cs); |
| 144 | + |
| 145 | + imgb->bsize[i] = imgb->e[i] = imgb->s[i] * imgb->ah[i]; |
| 146 | + imgb->a[i] = imgb->baddr[i] = av_mallocz(imgb->bsize[i]); |
| 147 | + if (imgb->a[i] == NULL) |
| 148 | + goto fail; |
| 149 | + } |
| 150 | + |
| 151 | + imgb->cs = cs; |
| 152 | + imgb->addref = apv_imgb_addref; |
| 153 | + imgb->getref = apv_imgb_getref; |
| 154 | + imgb->release = apv_imgb_release; |
| 155 | + imgb->refcnt = 1; |
| 156 | + |
| 157 | + return imgb; |
| 158 | +fail: |
| 159 | + av_log(avctx, AV_LOG_ERROR, "cannot create image buffer\n"); |
| 160 | + if (imgb) { |
| 161 | + for (int i = 0; i < imgb->np; i++) |
| 162 | + av_freep(&imgb->a[i]); |
| 163 | + av_freep(&imgb); |
| 164 | + } |
| 165 | + return NULL; |
| 166 | +} |
| 167 | + |
| 168 | +/** |
| 169 | + * The function returns a pointer to the object of the oapve_cdesc_t type. |
| 170 | + * oapve_cdesc_t contains all encoder parameters that should be initialized before the encoder is used. |
| 171 | + * |
| 172 | + * The field values of the oapve_cdesc_t structure are populated based on: |
| 173 | + * - the corresponding field values of the AvCodecConetxt structure, |
| 174 | + * - the apv encoder specific option values, |
| 175 | + * |
| 176 | + * The order of processing input data and populating the apve_cdsc structure |
| 177 | + * 1) first, the fields of the AVCodecContext structure corresponding to the provided input options are processed, |
| 178 | + * (i.e -pix_fmt yuv422p -s:v 1920x1080 -r 30 -profile:v 0) |
| 179 | + * 2) then apve-specific options added as AVOption to the apv AVCodec implementation |
| 180 | + * (i.e -preset 0) |
| 181 | + * |
| 182 | + * Keep in mind that, there are options that can be set in different ways. |
| 183 | + * In this case, please follow the above-mentioned order of processing. |
| 184 | + * The most recent assignments overwrite the previous values. |
| 185 | + * |
| 186 | + * @param[in] avctx codec context (AVCodecContext) |
| 187 | + * @param[out] cdsc contains all APV encoder encoder parameters that should be initialized before the encoder is use |
| 188 | + * |
| 189 | + * @return 0 on success, negative error code on failure |
| 190 | + */ |
| 191 | +static int get_conf(AVCodecContext *avctx, oapve_cdesc_t *cdsc) |
| 192 | +{ |
| 193 | + ApvEncContext *apv = avctx->priv_data; |
| 194 | + |
| 195 | + /* initialize apv_param struct with default values */ |
| 196 | + int ret = oapve_param_default(&cdsc->param[FRM_IDX]); |
| 197 | + if (OAPV_FAILED(ret)) { |
| 198 | + av_log(avctx, AV_LOG_ERROR, "Cannot set default parameter\n"); |
| 199 | + return AVERROR_EXTERNAL; |
| 200 | + } |
| 201 | + |
| 202 | + /* read options from AVCodecContext */ |
| 203 | + if (avctx->width > 0) |
| 204 | + cdsc->param[FRM_IDX].w = avctx->width; |
| 205 | + |
| 206 | + if (avctx->height > 0) |
| 207 | + cdsc->param[FRM_IDX].h = avctx->height; |
| 208 | + |
| 209 | + if (avctx->framerate.num > 0) { |
| 210 | + cdsc->param[FRM_IDX].fps_num = avctx->framerate.num; |
| 211 | + cdsc->param[FRM_IDX].fps_den = avctx->framerate.den; |
| 212 | + } else if (avctx->time_base.num > 0) { |
| 213 | + cdsc->param[FRM_IDX].fps_num = avctx->time_base.den; |
| 214 | + cdsc->param[FRM_IDX].fps_den = avctx->time_base.num; |
| 215 | + } |
| 216 | + |
| 217 | + cdsc->param[FRM_IDX].preset = apv->preset_id; |
| 218 | + cdsc->param[FRM_IDX].qp = apv->qp; |
| 219 | + if (avctx->bit_rate / 1000 > INT_MAX || avctx->rc_max_rate / 1000 > INT_MAX) { |
| 220 | + av_log(avctx, AV_LOG_ERROR, "bit_rate and rc_max_rate > %d000 is not supported\n", INT_MAX); |
| 221 | + return AVERROR(EINVAL); |
| 222 | + } |
| 223 | + cdsc->param[FRM_IDX].bitrate = (int)(avctx->bit_rate / 1000); |
| 224 | + if (cdsc->param[FRM_IDX].bitrate) { |
| 225 | + if (cdsc->param[FRM_IDX].qp) { |
| 226 | + av_log(avctx, AV_LOG_WARNING, "You cannot set both the bitrate and the QP parameter at the same time.\n" |
| 227 | + "If the bitrate is set, the rate control type is set to ABR, which means that the QP value is ignored.\n"); |
| 228 | + } |
| 229 | + cdsc->param[FRM_IDX].rc_type = OAPV_RC_ABR; |
| 230 | + } |
| 231 | + |
| 232 | + cdsc->threads = avctx->thread_count; |
| 233 | + |
| 234 | + if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED) { |
| 235 | + cdsc->param[FRM_IDX].color_primaries = avctx->color_primaries; |
| 236 | + cdsc->param[FRM_IDX].color_description_present_flag = 1; |
| 237 | + } |
| 238 | + |
| 239 | + if (avctx->color_trc != AVCOL_TRC_UNSPECIFIED) { |
| 240 | + cdsc->param[FRM_IDX].transfer_characteristics = avctx->color_trc; |
| 241 | + cdsc->param[FRM_IDX].color_description_present_flag = 1; |
| 242 | + } |
| 243 | + |
| 244 | + if (avctx->colorspace != AVCOL_SPC_UNSPECIFIED) { |
| 245 | + cdsc->param[FRM_IDX].matrix_coefficients = avctx->colorspace; |
| 246 | + cdsc->param[FRM_IDX].color_description_present_flag = 1; |
| 247 | + } |
| 248 | + |
| 249 | + if (avctx->color_range != AVCOL_RANGE_UNSPECIFIED) { |
| 250 | + cdsc->param[FRM_IDX].full_range_flag = (avctx->color_range == AVCOL_RANGE_JPEG); |
| 251 | + cdsc->param[FRM_IDX].color_description_present_flag = 1; |
| 252 | + } |
| 253 | + |
| 254 | + cdsc->max_bs_buf_size = MAX_BS_BUF; /* maximum bitstream buffer size */ |
| 255 | + cdsc->max_num_frms = MAX_NUM_FRMS; |
| 256 | + |
| 257 | + const AVDictionaryEntry *en = NULL; |
| 258 | + while (en = av_dict_iterate(apv->oapv_params, en)) { |
| 259 | + ret = oapve_param_parse(&cdsc->param[FRM_IDX], en->key, en->value); |
| 260 | + if (ret < 0) |
| 261 | + av_log(avctx, AV_LOG_WARNING, "Error parsing option '%s = %s'.\n", en->key, en->value); |
| 262 | + } |
| 263 | + |
| 264 | + return 0; |
| 265 | +} |
| 266 | + |
| 267 | +/** |
| 268 | + * @brief Initialize APV codec |
| 269 | + * Create an encoder instance and allocate all the needed resources |
| 270 | + * |
| 271 | + * @param avctx codec context |
| 272 | + * @return 0 on success, negative error code on failure |
| 273 | + */ |
| 274 | +static av_cold int liboapve_init(AVCodecContext *avctx) |
| 275 | +{ |
| 276 | + ApvEncContext *apv = avctx->priv_data; |
| 277 | + oapve_cdesc_t *cdsc = &apv->cdsc; |
| 278 | + unsigned char *bs_buf; |
| 279 | + int ret; |
| 280 | + |
| 281 | + /* allocate bitstream buffer */ |
| 282 | + bs_buf = (unsigned char *)av_malloc(MAX_BS_BUF); |
| 283 | + if (bs_buf == NULL) { |
| 284 | + av_log(avctx, AV_LOG_ERROR, "Cannot allocate bitstream buffer, size=%d\n", MAX_BS_BUF); |
| 285 | + return AVERROR(ENOMEM); |
| 286 | + } |
| 287 | + apv->bitb.addr = bs_buf; |
| 288 | + apv->bitb.bsize = MAX_BS_BUF; |
| 289 | + |
| 290 | + /* read configurations and set values for created descriptor (APV_CDSC) */ |
| 291 | + ret = get_conf(avctx, cdsc); |
| 292 | + if (ret < 0) { |
| 293 | + av_log(avctx, AV_LOG_ERROR, "Cannot get OAPV configuration\n"); |
| 294 | + return ret; |
| 295 | + } |
| 296 | + |
| 297 | + /* create encoder */ |
| 298 | + apv->id = oapve_create(cdsc, &ret); |
| 299 | + if (apv->id == NULL) { |
| 300 | + av_log(avctx, AV_LOG_ERROR, "Cannot create OAPV encoder\n"); |
| 301 | + if (ret == OAPV_ERR_INVALID_LEVEL) |
| 302 | + av_log(avctx, AV_LOG_ERROR, "Invalid level idc: %d\n", cdsc->param[0].level_idc); |
| 303 | + return AVERROR_EXTERNAL; |
| 304 | + } |
| 305 | + |
| 306 | + /* create metadata handler */ |
| 307 | + apv->mid = oapvm_create(&ret); |
| 308 | + if (apv->mid == NULL || OAPV_FAILED(ret)) { |
| 309 | + av_log(avctx, AV_LOG_ERROR, "cannot create OAPV metadata handler\n"); |
| 310 | + return AVERROR_EXTERNAL; |
| 311 | + } |
| 312 | + |
| 313 | + apv->ifrms.frm[FRM_IDX].imgb = apv_imgb_create(avctx); |
| 314 | + if (apv->ifrms.frm[FRM_IDX].imgb == NULL) |
| 315 | + return AVERROR(ENOMEM); |
| 316 | + apv->ifrms.num_frms++; |
| 317 | + |
| 318 | + /* color description values */ |
| 319 | + if (cdsc->param[FRM_IDX].color_description_present_flag) { |
| 320 | + avctx->color_primaries = cdsc->param[FRM_IDX].color_primaries; |
| 321 | + avctx->color_trc = cdsc->param[FRM_IDX].transfer_characteristics; |
| 322 | + avctx->colorspace = cdsc->param[FRM_IDX].matrix_coefficients; |
| 323 | + avctx->color_range = (cdsc->param[FRM_IDX].full_range_flag) ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG; |
| 324 | + } |
| 325 | + |
| 326 | + return 0; |
| 327 | +} |
| 328 | + |
| 329 | +/** |
| 330 | + * Encode raw data frame into APV packet |
| 331 | + * |
| 332 | + * @param[in] avctx codec context |
| 333 | + * @param[out] avpkt output AVPacket containing encoded data |
| 334 | + * @param[in] frame AVFrame containing the raw data to be encoded |
| 335 | + * @param[out] got_packet encoder sets to 0 or 1 to indicate that a |
| 336 | + * non-empty packet was returned in pkt |
| 337 | + * |
| 338 | + * @return 0 on success, negative error code on failure |
| 339 | + */ |
| 340 | +static int liboapve_encode(AVCodecContext *avctx, AVPacket *avpkt, |
| 341 | + const AVFrame *frame, int *got_packet) |
| 342 | +{ |
| 343 | + ApvEncContext *apv = avctx->priv_data; |
| 344 | + const oapve_cdesc_t *cdsc = &apv->cdsc; |
| 345 | + oapv_frm_t *frm = &apv->ifrms.frm[FRM_IDX]; |
| 346 | + oapv_imgb_t *imgb = frm->imgb; |
| 347 | + int ret; |
| 348 | + |
| 349 | + if (avctx->width != frame->width || avctx->height != frame->height || avctx->pix_fmt != frame->format) { |
| 350 | + av_log(avctx, AV_LOG_ERROR, "Dimension changes are not supported\n"); |
| 351 | + return AVERROR(EINVAL); |
| 352 | + } |
| 353 | + |
| 354 | + av_image_copy((uint8_t **)imgb->a, imgb->s, (const uint8_t **)frame->data, frame->linesize, |
| 355 | + frame->format, frame->width, frame->height); |
| 356 | + |
| 357 | + imgb->ts[0] = frame->pts; |
| 358 | + |
| 359 | + frm->group_id = 1; // @todo FIX-ME : need to set properly in case of multi-frame |
| 360 | + frm->pbu_type = OAPV_PBU_TYPE_PRIMARY_FRAME; |
| 361 | + |
| 362 | + ret = oapve_encode(apv->id, &apv->ifrms, apv->mid, &apv->bitb, &apv->stat, NULL); |
| 363 | + if (OAPV_FAILED(ret)) { |
| 364 | + av_log(avctx, AV_LOG_ERROR, "oapve_encode() failed\n"); |
| 365 | + return AVERROR_EXTERNAL; |
| 366 | + } |
| 367 | + |
| 368 | + /* store bitstream */ |
| 369 | + if (OAPV_SUCCEEDED(ret) && apv->stat.write > 0) { |
| 370 | + uint8_t *data = apv->bitb.addr; |
| 371 | + int size = apv->stat.write; |
| 372 | + |
| 373 | + // The encoder may return a "Raw bitstream" formated AU, including au_size. |
| 374 | + // Discard it as we only need the access_unit() structure. |
| 375 | + if (size > 4 && AV_RB32(data) != APV_SIGNATURE) { |
| 376 | + data += 4; |
| 377 | + size -= 4; |
| 378 | + } |
| 379 | + |
| 380 | + ret = ff_get_encode_buffer(avctx, avpkt, size, 0); |
| 381 | + if (ret < 0) |
| 382 | + return ret; |
| 383 | + |
| 384 | + memcpy(avpkt->data, data, size); |
| 385 | + avpkt->pts = avpkt->dts = frame->pts; |
| 386 | + avpkt->flags |= AV_PKT_FLAG_KEY; |
| 387 | + |
| 388 | + if (cdsc->param[FRM_IDX].qp) |
| 389 | + ff_side_data_set_encoder_stats(avpkt, cdsc->param[FRM_IDX].qp * FF_QP2LAMBDA, NULL, 0, AV_PICTURE_TYPE_I); |
| 390 | + |
| 391 | + *got_packet = 1; |
| 392 | + } |
| 393 | + |
| 394 | + return 0; |
| 395 | +} |
| 396 | + |
| 397 | +/** |
| 398 | + * Destroy the encoder and release all the allocated resources |
| 399 | + * |
| 400 | + * @param avctx codec context |
| 401 | + * @return 0 on success, negative error code on failure |
| 402 | + */ |
| 403 | +static av_cold int liboapve_close(AVCodecContext *avctx) |
| 404 | +{ |
| 405 | + ApvEncContext *apv = avctx->priv_data; |
| 406 | + |
| 407 | + for (int i = 0; i < apv->num_frames; i++) { |
| 408 | + if (apv->ifrms.frm[i].imgb != NULL) |
| 409 | + apv->ifrms.frm[i].imgb->release(apv->ifrms.frm[i].imgb); |
| 410 | + apv->ifrms.frm[i].imgb = NULL; |
| 411 | + } |
| 412 | + |
| 413 | + if (apv->mid) { |
| 414 | + oapvm_rem_all(apv->mid); |
| 415 | + } |
| 416 | + |
| 417 | + if (apv->id) { |
| 418 | + oapve_delete(apv->id); |
| 419 | + apv->id = NULL; |
| 420 | + } |
| 421 | + |
| 422 | + if (apv->mid) { |
| 423 | + oapvm_delete(apv->mid); |
| 424 | + apv->mid = NULL; |
| 425 | + } |
| 426 | + |
| 427 | + av_freep(&apv->bitb.addr); /* release bitstream buffer */ |
| 428 | + |
| 429 | + return 0; |
| 430 | +} |
| 431 | + |
| 432 | +#define OFFSET(x) offsetof(ApvEncContext, x) |
| 433 | +#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
| 434 | + |
| 435 | +static const enum AVPixelFormat supported_pixel_formats[] = { |
| 436 | + AV_PIX_FMT_YUV422P10, |
| 437 | + AV_PIX_FMT_YUV444P10, |
| 438 | + AV_PIX_FMT_NONE |
| 439 | +}; |
| 440 | + |
| 441 | +static const AVOption liboapv_options[] = { |
| 442 | + { "preset", "Encoding preset for setting encoding speed (optimization level control)", OFFSET(preset_id), AV_OPT_TYPE_INT, { .i64 = OAPV_PRESET_DEFAULT }, OAPV_PRESET_FASTEST, OAPV_PRESET_PLACEBO, VE, .unit = "preset" }, |
| 443 | + { "fastest", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_FASTEST }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 444 | + { "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_FAST }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 445 | + { "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_MEDIUM }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 446 | + { "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_SLOW }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 447 | + { "placebo", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_PLACEBO }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 448 | + { "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = OAPV_PRESET_DEFAULT }, INT_MIN, INT_MAX, VE, .unit = "preset" }, |
| 449 | + |
| 450 | + { "qp", "Quantization parameter value for CQP rate control mode", OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 32 }, 0, 63, VE }, |
| 451 | + { "oapv-params", "Override the apv configuration using a :-separated list of key=value parameters", OFFSET(oapv_params), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE }, |
| 452 | + { NULL } |
| 453 | +}; |
| 454 | + |
| 455 | +static const AVClass liboapve_class = { |
| 456 | + .class_name = "liboapv", |
| 457 | + .item_name = av_default_item_name, |
| 458 | + .option = liboapv_options, |
| 459 | + .version = LIBAVUTIL_VERSION_INT, |
| 460 | +}; |
| 461 | + |
| 462 | +static const FFCodecDefault liboapve_defaults[] = { |
| 463 | + { "b", "0" }, // bitrate in terms of kilo-bits per second (support for bit-rates from a few hundred Mbps to a few Gbps for 2K, 4K and 8K resolution content) |
| 464 | + { NULL }, |
| 465 | +}; |
| 466 | + |
| 467 | +const FFCodec ff_liboapv_encoder = { |
| 468 | + .p.name = "liboapv", |
| 469 | + .p.long_name = NULL_IF_CONFIG_SMALL("liboapv APV"), |
| 470 | + .p.type = AVMEDIA_TYPE_VIDEO, |
| 471 | + .p.id = AV_CODEC_ID_APV, |
| 472 | + .init = liboapve_init, |
| 473 | + FF_CODEC_ENCODE_CB(liboapve_encode), |
| 474 | + .close = liboapve_close, |
| 475 | + .priv_data_size = sizeof(ApvEncContext), |
| 476 | + .p.priv_class = &liboapve_class, |
| 477 | + .defaults = liboapve_defaults, |
| 478 | + .p.capabilities = AV_CODEC_CAP_OTHER_THREADS | AV_CODEC_CAP_DR1, |
| 479 | + .p.wrapper_name = "liboapv", |
| 480 | + .p.pix_fmts = supported_pixel_formats, |
| 481 | + .p.profiles = NULL_IF_CONFIG_SMALL(ff_apv_profiles), |
| 482 | + .caps_internal = FF_CODEC_CAP_INIT_CLEANUP | FF_CODEC_CAP_AUTO_THREADS | FF_CODEC_CAP_NOT_INIT_THREADSAFE, |
| 483 | +}; |