/* * Copyright (c) 2010, Google, Inc. * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * VP8/9 encoder support via libvpx */ #include "config_components.h" #define VPX_DISABLE_CTRL_TYPECHECKS 1 #define VPX_CODEC_DISABLE_COMPAT 1 #include #include #include "avcodec.h" #include "codec_internal.h" #include "encode.h" #include "internal.h" #include "libavutil/avassert.h" #include "libvpx.h" #include "packet_internal.h" #include "profiles.h" #include "libavutil/avstring.h" #include "libavutil/base64.h" #include "libavutil/common.h" #include "libavutil/cpu.h" #include "libavutil/fifo.h" #include "libavutil/internal.h" #include "libavutil/intreadwrite.h" #include "libavutil/mathematics.h" #include "libavutil/opt.h" #include "libavutil/pixdesc.h" /** * Portion of struct vpx_codec_cx_pkt from vpx_encoder.h. * One encoded frame returned from the library. */ struct FrameListData { void *buf; /**< compressed data buffer */ size_t sz; /**< length of compressed data */ int64_t pts; /**< time stamp to show frame (in timebase units) */ uint32_t flags; /**< flags for this frame */ uint64_t sse[4]; int have_sse; /**< true if we have pending sse[] */ struct FrameListData *next; }; typedef struct FrameData { int64_t pts; int64_t duration; #if FF_API_REORDERED_OPAQUE int64_t reordered_opaque; #endif void *frame_opaque; AVBufferRef *frame_opaque_ref; AVBufferRef *hdr10_plus; } FrameData; typedef struct VPxEncoderContext { AVClass *class; struct vpx_codec_ctx encoder; struct vpx_image rawimg; struct vpx_codec_ctx encoder_alpha; struct vpx_image rawimg_alpha; uint8_t is_alpha; struct vpx_fixed_buf twopass_stats; unsigned twopass_stats_size; int deadline; //i.e., RT/GOOD/BEST uint64_t sse[4]; int have_sse; /**< true if we have pending sse[] */ struct FrameListData *coded_frame_list; struct FrameListData *alpha_coded_frame_list; int cpu_used; int sharpness; /** * VP8 specific flags, see VP8F_* below. */ int flags; #define VP8F_ERROR_RESILIENT 0x00000001 ///< Enable measures appropriate for streaming over lossy links #define VP8F_AUTO_ALT_REF 0x00000002 ///< Enable automatic alternate reference frame generation int auto_alt_ref; int arnr_max_frames; int arnr_strength; int arnr_type; int tune; int lag_in_frames; int error_resilient; int crf; int static_thresh; int max_intra_rate; int rc_undershoot_pct; int rc_overshoot_pct; AVDictionary *vpx_ts_parameters; int *ts_layer_flags; int current_temporal_idx; // VP8-only int screen_content_mode; // VP9-only int lossless; int tile_columns; int tile_rows; int frame_parallel; int aq_mode; int drop_threshold; int noise_sensitivity; int vpx_cs; float level; int row_mt; int tune_content; int corpus_complexity; int tpl_model; int min_gf_interval; // This FIFO is used to propagate various properties from frames to packets. AVFifo *fifo; /** * If the driver does not support ROI then warn the first time we * encounter a frame with ROI side data. */ int roi_warned; #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) vpx_svc_ref_frame_config_t ref_frame_config; #endif } VPxContext; /** String mappings for enum vp8e_enc_control_id */ static const char *const ctlidstr[] = { [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED", [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF", [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY", [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD", [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS", [VP8E_SET_ARNR_MAXFRAMES] = "VP8E_SET_ARNR_MAXFRAMES", [VP8E_SET_ARNR_STRENGTH] = "VP8E_SET_ARNR_STRENGTH", [VP8E_SET_ARNR_TYPE] = "VP8E_SET_ARNR_TYPE", [VP8E_SET_TUNING] = "VP8E_SET_TUNING", [VP8E_SET_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL", [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT", [VP8E_SET_SHARPNESS] = "VP8E_SET_SHARPNESS", [VP8E_SET_TEMPORAL_LAYER_ID] = "VP8E_SET_TEMPORAL_LAYER_ID", [VP8E_SET_SCREEN_CONTENT_MODE] = "VP8E_SET_SCREEN_CONTENT_MODE", #if CONFIG_LIBVPX_VP9_ENCODER [VP9E_SET_LOSSLESS] = "VP9E_SET_LOSSLESS", [VP9E_SET_TILE_COLUMNS] = "VP9E_SET_TILE_COLUMNS", [VP9E_SET_TILE_ROWS] = "VP9E_SET_TILE_ROWS", [VP9E_SET_FRAME_PARALLEL_DECODING] = "VP9E_SET_FRAME_PARALLEL_DECODING", [VP9E_SET_AQ_MODE] = "VP9E_SET_AQ_MODE", [VP9E_SET_COLOR_SPACE] = "VP9E_SET_COLOR_SPACE", [VP9E_SET_SVC_LAYER_ID] = "VP9E_SET_SVC_LAYER_ID", #if VPX_ENCODER_ABI_VERSION >= 12 [VP9E_SET_SVC_PARAMETERS] = "VP9E_SET_SVC_PARAMETERS", [VP9E_SET_SVC_REF_FRAME_CONFIG] = "VP9E_SET_SVC_REF_FRAME_CONFIG", #endif [VP9E_SET_SVC] = "VP9E_SET_SVC", #if VPX_ENCODER_ABI_VERSION >= 11 [VP9E_SET_COLOR_RANGE] = "VP9E_SET_COLOR_RANGE", #endif #if VPX_ENCODER_ABI_VERSION >= 12 [VP9E_SET_TARGET_LEVEL] = "VP9E_SET_TARGET_LEVEL", [VP9E_GET_LEVEL] = "VP9E_GET_LEVEL", #endif #ifdef VPX_CTRL_VP9E_SET_ROW_MT [VP9E_SET_ROW_MT] = "VP9E_SET_ROW_MT", #endif #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT [VP9E_SET_TUNE_CONTENT] = "VP9E_SET_TUNE_CONTENT", #endif #ifdef VPX_CTRL_VP9E_SET_TPL [VP9E_SET_TPL] = "VP9E_SET_TPL", #endif #ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL [VP9E_SET_MIN_GF_INTERVAL] = "VP9E_SET_MIN_GF_INTERVAL", #endif #endif }; static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc) { VPxContext *ctx = avctx->priv_data; const char *error = vpx_codec_error(&ctx->encoder); const char *detail = vpx_codec_error_detail(&ctx->encoder); av_log(avctx, AV_LOG_ERROR, "%s: %s\n", desc, error); if (detail) av_log(avctx, AV_LOG_ERROR, " Additional information: %s\n", detail); } static av_cold void dump_enc_cfg(AVCodecContext *avctx, const struct vpx_codec_enc_cfg *cfg, int level) { int width = -30; int i; av_log(avctx, level, "vpx_codec_enc_cfg\n"); av_log(avctx, level, "generic settings\n" " %*s%u\n %*s%u\n %*s%u\n %*s%u\n %*s%u\n" #if CONFIG_LIBVPX_VP9_ENCODER " %*s%u\n %*s%u\n" #endif " %*s{%u/%u}\n %*s%u\n %*s%d\n %*s%u\n", width, "g_usage:", cfg->g_usage, width, "g_threads:", cfg->g_threads, width, "g_profile:", cfg->g_profile, width, "g_w:", cfg->g_w, width, "g_h:", cfg->g_h, #if CONFIG_LIBVPX_VP9_ENCODER width, "g_bit_depth:", cfg->g_bit_depth, width, "g_input_bit_depth:", cfg->g_input_bit_depth, #endif width, "g_timebase:", cfg->g_timebase.num, cfg->g_timebase.den, width, "g_error_resilient:", cfg->g_error_resilient, width, "g_pass:", cfg->g_pass, width, "g_lag_in_frames:", cfg->g_lag_in_frames); av_log(avctx, level, "rate control settings\n" " %*s%u\n %*s%u\n %*s%u\n %*s%u\n" " %*s%d\n %*s%p(%"SIZE_SPECIFIER")\n %*s%u\n", width, "rc_dropframe_thresh:", cfg->rc_dropframe_thresh, width, "rc_resize_allowed:", cfg->rc_resize_allowed, width, "rc_resize_up_thresh:", cfg->rc_resize_up_thresh, width, "rc_resize_down_thresh:", cfg->rc_resize_down_thresh, width, "rc_end_usage:", cfg->rc_end_usage, width, "rc_twopass_stats_in:", cfg->rc_twopass_stats_in.buf, cfg->rc_twopass_stats_in.sz, width, "rc_target_bitrate:", cfg->rc_target_bitrate); av_log(avctx, level, "quantizer settings\n" " %*s%u\n %*s%u\n", width, "rc_min_quantizer:", cfg->rc_min_quantizer, width, "rc_max_quantizer:", cfg->rc_max_quantizer); av_log(avctx, level, "bitrate tolerance\n" " %*s%u\n %*s%u\n", width, "rc_undershoot_pct:", cfg->rc_undershoot_pct, width, "rc_overshoot_pct:", cfg->rc_overshoot_pct); av_log(avctx, level, "temporal layering settings\n" " %*s%u\n", width, "ts_number_layers:", cfg->ts_number_layers); if (avctx->codec_id == AV_CODEC_ID_VP8) { av_log(avctx, level, "\n %*s", width, "ts_target_bitrate:"); for (i = 0; i < VPX_TS_MAX_LAYERS; i++) av_log(avctx, level, "%u ", cfg->ts_target_bitrate[i]); } #if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9) { av_log(avctx, level, "\n %*s", width, "layer_target_bitrate:"); for (i = 0; i < VPX_TS_MAX_LAYERS; i++) av_log(avctx, level, "%u ", cfg->layer_target_bitrate[i]); } #endif av_log(avctx, level, "\n"); av_log(avctx, level, "\n %*s", width, "ts_rate_decimator:"); for (i = 0; i < VPX_TS_MAX_LAYERS; i++) av_log(avctx, level, "%u ", cfg->ts_rate_decimator[i]); av_log(avctx, level, "\n"); av_log(avctx, level, "\n %*s%u\n", width, "ts_periodicity:", cfg->ts_periodicity); av_log(avctx, level, "\n %*s", width, "ts_layer_id:"); for (i = 0; i < VPX_TS_MAX_PERIODICITY; i++) av_log(avctx, level, "%u ", cfg->ts_layer_id[i]); av_log(avctx, level, "\n"); av_log(avctx, level, "decoder buffer model\n" " %*s%u\n %*s%u\n %*s%u\n", width, "rc_buf_sz:", cfg->rc_buf_sz, width, "rc_buf_initial_sz:", cfg->rc_buf_initial_sz, width, "rc_buf_optimal_sz:", cfg->rc_buf_optimal_sz); av_log(avctx, level, "2 pass rate control settings\n" " %*s%u\n %*s%u\n %*s%u\n", width, "rc_2pass_vbr_bias_pct:", cfg->rc_2pass_vbr_bias_pct, width, "rc_2pass_vbr_minsection_pct:", cfg->rc_2pass_vbr_minsection_pct, width, "rc_2pass_vbr_maxsection_pct:", cfg->rc_2pass_vbr_maxsection_pct); #if VPX_ENCODER_ABI_VERSION >= 14 av_log(avctx, level, " %*s%u\n", width, "rc_2pass_vbr_corpus_complexity:", cfg->rc_2pass_vbr_corpus_complexity); #endif av_log(avctx, level, "keyframing settings\n" " %*s%d\n %*s%u\n %*s%u\n", width, "kf_mode:", cfg->kf_mode, width, "kf_min_dist:", cfg->kf_min_dist, width, "kf_max_dist:", cfg->kf_max_dist); av_log(avctx, level, "\n"); } static void coded_frame_add(void *list, struct FrameListData *cx_frame) { struct FrameListData **p = list; while (*p) p = &(*p)->next; *p = cx_frame; cx_frame->next = NULL; } static av_cold void free_coded_frame(struct FrameListData *cx_frame) { av_freep(&cx_frame->buf); av_freep(&cx_frame); } static av_cold void free_frame_list(struct FrameListData *list) { struct FrameListData *p = list; while (p) { list = list->next; free_coded_frame(p); p = list; } } static void frame_data_uninit(FrameData *fd) { av_buffer_unref(&fd->frame_opaque_ref); av_buffer_unref(&fd->hdr10_plus); } static av_cold void fifo_free(AVFifo **fifo) { FrameData fd; while (av_fifo_read(*fifo, &fd, 1) >= 0) frame_data_uninit(&fd); av_fifo_freep2(fifo); } static int frame_data_submit(AVCodecContext *avctx, AVFifo *fifo, const AVFrame *frame) { VPxContext *ctx = avctx->priv_data; const struct vpx_codec_enc_cfg *enccfg = ctx->encoder.config.enc; FrameData fd = { .pts = frame->pts }; AVFrameSideData *av_uninit(sd); int ret; #if CONFIG_LIBVPX_VP9_ENCODER // Keep HDR10+ if it has bit depth higher than 8 and // it has PQ trc (SMPTE2084). sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DYNAMIC_HDR_PLUS); if (avctx->codec_id == AV_CODEC_ID_VP9 && sd && enccfg->g_bit_depth > 8 && avctx->color_trc == AVCOL_TRC_SMPTE2084) { fd.hdr10_plus = av_buffer_ref(sd->buf); if (!fd.hdr10_plus) return AVERROR(ENOMEM); } #endif fd.duration = frame->duration; fd.frame_opaque = frame->opaque; if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE && frame->opaque_ref) { ret = av_buffer_replace(&fd.frame_opaque_ref, frame->opaque_ref); if (ret < 0) goto fail; } #if FF_API_REORDERED_OPAQUE FF_DISABLE_DEPRECATION_WARNINGS fd.reordered_opaque = frame->reordered_opaque; FF_ENABLE_DEPRECATION_WARNINGS #endif ret = av_fifo_write(fifo, &fd, 1); if (ret < 0) goto fail; return 0; fail: frame_data_uninit(&fd); return ret; } static int frame_data_apply(AVCodecContext *avctx, AVFifo *fifo, AVPacket *pkt) { FrameData fd; uint8_t *data; int ret = 0; if (av_fifo_peek(fifo, &fd, 1, 0) < 0) return 0; if (fd.pts != pkt->pts) { av_log(avctx, AV_LOG_WARNING, "Mismatching timestamps: libvpx %"PRId64" queued %"PRId64"; " "this is a bug, please report it\n", pkt->pts, fd.pts); goto skip; } #if FF_API_REORDERED_OPAQUE FF_DISABLE_DEPRECATION_WARNINGS avctx->reordered_opaque = fd.reordered_opaque; FF_ENABLE_DEPRECATION_WARNINGS #endif pkt->duration = fd.duration; if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE) { pkt->opaque = fd.frame_opaque; pkt->opaque_ref = fd.frame_opaque_ref; fd.frame_opaque_ref = NULL; } if (fd.hdr10_plus) { data = av_packet_new_side_data(pkt, AV_PKT_DATA_DYNAMIC_HDR10_PLUS, fd.hdr10_plus->size); if (!data) { ret = AVERROR(ENOMEM); goto skip; } memcpy(data, fd.hdr10_plus->data, fd.hdr10_plus->size); } skip: av_fifo_drain2(fifo, 1); frame_data_uninit(&fd); return ret; } static av_cold int codecctl_int(AVCodecContext *avctx, enum vp8e_enc_control_id id, int val) { VPxContext *ctx = avctx->priv_data; char buf[80]; int width = -30; int res; snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]); av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, val); res = vpx_codec_control(&ctx->encoder, id, val); if (res != VPX_CODEC_OK) { snprintf(buf, sizeof(buf), "Failed to set %s codec control", ctlidstr[id]); log_encoder_error(avctx, buf); return AVERROR(EINVAL); } if (ctx->is_alpha) { int res_alpha = vpx_codec_control(&ctx->encoder_alpha, id, val); if (res_alpha != VPX_CODEC_OK) { snprintf(buf, sizeof(buf), "Failed to set %s alpha codec control", ctlidstr[id]); log_encoder_error(avctx, buf); return AVERROR(EINVAL); } } return 0; } #if VPX_ENCODER_ABI_VERSION >= 12 static av_cold int codecctl_intp(AVCodecContext *avctx, enum vp8e_enc_control_id id, int *val) { VPxContext *ctx = avctx->priv_data; char buf[80]; int width = -30; int res; snprintf(buf, sizeof(buf), "%s:", ctlidstr[id]); av_log(avctx, AV_LOG_DEBUG, " %*s%d\n", width, buf, *val); res = vpx_codec_control(&ctx->encoder, id, val); if (res != VPX_CODEC_OK) { snprintf(buf, sizeof(buf), "Failed to set %s codec control", ctlidstr[id]); log_encoder_error(avctx, buf); return AVERROR(EINVAL); } if (ctx->is_alpha) { int res_alpha = vpx_codec_control(&ctx->encoder_alpha, id, val); if (res_alpha != VPX_CODEC_OK) { snprintf(buf, sizeof(buf), "Failed to set %s alpha codec control", ctlidstr[id]); log_encoder_error(avctx, buf); return AVERROR(EINVAL); } } return 0; } #endif static av_cold int vpx_free(AVCodecContext *avctx) { VPxContext *ctx = avctx->priv_data; #if VPX_ENCODER_ABI_VERSION >= 12 if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->level >= 0 && !(avctx->flags & AV_CODEC_FLAG_PASS1)) { int level_out = 0; if (!codecctl_intp(avctx, VP9E_GET_LEVEL, &level_out)) av_log(avctx, AV_LOG_INFO, "Encoded level %.1f\n", level_out * 0.1); } #endif av_freep(&ctx->ts_layer_flags); vpx_codec_destroy(&ctx->encoder); if (ctx->is_alpha) { vpx_codec_destroy(&ctx->encoder_alpha); av_freep(&ctx->rawimg_alpha.planes[VPX_PLANE_U]); av_freep(&ctx->rawimg_alpha.planes[VPX_PLANE_V]); } av_freep(&ctx->twopass_stats.buf); av_freep(&avctx->stats_out); free_frame_list(ctx->coded_frame_list); free_frame_list(ctx->alpha_coded_frame_list); if (ctx->fifo) fifo_free(&ctx->fifo); return 0; } static void vp8_ts_parse_int_array(int *dest, char *value, size_t value_len, int max_entries) { int dest_idx = 0; char *saveptr = NULL; char *token = av_strtok(value, ",", &saveptr); while (token && dest_idx < max_entries) { dest[dest_idx++] = strtoul(token, NULL, 10); token = av_strtok(NULL, ",", &saveptr); } } #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) static void vp8_ts_parse_int64_array(int64_t *dest, char *value, size_t value_len, int max_entries) { int dest_idx = 0; char *saveptr = NULL; char *token = av_strtok(value, ",", &saveptr); while (token && dest_idx < max_entries) { dest[dest_idx++] = strtoull(token, NULL, 10); token = av_strtok(NULL, ",", &saveptr); } } #endif static void set_temporal_layer_pattern(int layering_mode, vpx_codec_enc_cfg_t *cfg, int *layer_flags, int *flag_periodicity) { switch (layering_mode) { case 2: { /** * 2-layers, 2-frame period. */ static const int ids[2] = { 0, 1 }; cfg->ts_periodicity = 2; *flag_periodicity = 2; cfg->ts_number_layers = 2; cfg->ts_rate_decimator[0] = 2; cfg->ts_rate_decimator[1] = 1; memcpy(cfg->ts_layer_id, ids, sizeof(ids)); layer_flags[0] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; layer_flags[1] = VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_REF_GF; break; } case 3: { /** * 3-layers structure with one reference frame. * This works same as temporal_layering_mode 3. * * 3-layers, 4-frame period. */ static const int ids[4] = { 0, 2, 1, 2 }; cfg->ts_periodicity = 4; *flag_periodicity = 4; cfg->ts_number_layers = 3; cfg->ts_rate_decimator[0] = 4; cfg->ts_rate_decimator[1] = 2; cfg->ts_rate_decimator[2] = 1; memcpy(cfg->ts_layer_id, ids, sizeof(ids)); /** * 0=L, 1=GF, 2=ARF, * Intra-layer prediction disabled. */ layer_flags[0] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; layer_flags[1] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; layer_flags[2] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST; layer_flags[3] = VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; break; } case 4: { /** * 3-layers structure. * added dependency between the two TL2 frames (on top of case 3). * 3-layers, 4-frame period. */ static const int ids[4] = { 0, 2, 1, 2 }; cfg->ts_periodicity = 4; *flag_periodicity = 4; cfg->ts_number_layers = 3; cfg->ts_rate_decimator[0] = 4; cfg->ts_rate_decimator[1] = 2; cfg->ts_rate_decimator[2] = 1; memcpy(cfg->ts_layer_id, ids, sizeof(ids)); /** * 0=L, 1=GF, 2=ARF, Intra-layer prediction disabled. */ layer_flags[0] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; layer_flags[1] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF; layer_flags[2] = VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST; layer_flags[3] = VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF; break; } default: /** * do not change the layer_flags or the flag_periodicity in this case; * it might be that the code is using external flags to be used. */ break; } } static int vpx_ts_param_parse(VPxContext *ctx, struct vpx_codec_enc_cfg *enccfg, char *key, char *value, enum AVCodecID codec_id) { size_t value_len = strlen(value); int ts_layering_mode = 0; if (!value_len) return -1; if (!strcmp(key, "ts_number_layers")) enccfg->ts_number_layers = strtoul(value, &value, 10); else if (!strcmp(key, "ts_target_bitrate")) { if (codec_id == AV_CODEC_ID_VP8) vp8_ts_parse_int_array(enccfg->ts_target_bitrate, value, value_len, VPX_TS_MAX_LAYERS); #if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER if (codec_id == AV_CODEC_ID_VP9) vp8_ts_parse_int_array(enccfg->layer_target_bitrate, value, value_len, VPX_TS_MAX_LAYERS); #endif } else if (!strcmp(key, "ts_rate_decimator")) { vp8_ts_parse_int_array(enccfg->ts_rate_decimator, value, value_len, VPX_TS_MAX_LAYERS); } else if (!strcmp(key, "ts_periodicity")) { enccfg->ts_periodicity = strtoul(value, &value, 10); } else if (!strcmp(key, "ts_layer_id")) { vp8_ts_parse_int_array(enccfg->ts_layer_id, value, value_len, VPX_TS_MAX_PERIODICITY); } else if (!strcmp(key, "ts_layering_mode")) { /* option for pre-defined temporal structures in function set_temporal_layer_pattern. */ ts_layering_mode = strtoul(value, &value, 4); } #if (VPX_ENCODER_ABI_VERSION >= 12) && CONFIG_LIBVPX_VP9_ENCODER enccfg->temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS; // only bypass mode is supported for now. enccfg->ss_number_layers = 1; // TODO: add spatial scalability support. #endif if (ts_layering_mode) { // make sure the ts_layering_mode comes at the end of the ts_parameter string to ensure that // correct configuration is done. ctx->ts_layer_flags = av_malloc_array(VPX_TS_MAX_PERIODICITY, sizeof(*ctx->ts_layer_flags)); set_temporal_layer_pattern(ts_layering_mode, enccfg, ctx->ts_layer_flags, &enccfg->ts_periodicity); } return 0; } #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) static int vpx_ref_frame_config_set_value(vpx_svc_ref_frame_config_t *ref_frame_config, int ss_number_layers, char *key, char *value) { size_t value_len = strlen(value); if (!value_len) return AVERROR(EINVAL); if (!strcmp(key, "rfc_update_buffer_slot")) { vp8_ts_parse_int_array(ref_frame_config->update_buffer_slot, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_update_last")) { vp8_ts_parse_int_array(ref_frame_config->update_last, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_update_golden")) { vp8_ts_parse_int_array(ref_frame_config->update_golden, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_update_alt_ref")) { vp8_ts_parse_int_array(ref_frame_config->update_alt_ref, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_lst_fb_idx")) { vp8_ts_parse_int_array(ref_frame_config->lst_fb_idx, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_gld_fb_idx")) { vp8_ts_parse_int_array(ref_frame_config->gld_fb_idx, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_alt_fb_idx")) { vp8_ts_parse_int_array(ref_frame_config->alt_fb_idx, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_reference_last")) { vp8_ts_parse_int_array(ref_frame_config->reference_last, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_reference_golden")) { vp8_ts_parse_int_array(ref_frame_config->reference_golden, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_reference_alt_ref")) { vp8_ts_parse_int_array(ref_frame_config->reference_alt_ref, value, value_len, ss_number_layers); } else if (!strcmp(key, "rfc_reference_duration")) { vp8_ts_parse_int64_array(ref_frame_config->duration, value, value_len, ss_number_layers); } return 0; } static int vpx_parse_ref_frame_config_element(vpx_svc_ref_frame_config_t *ref_frame_config, int ss_number_layers, const char **buf) { const char key_val_sep[] = "="; const char pairs_sep[] = ":"; char *key = av_get_token(buf, key_val_sep); char *val = NULL; int ret; if (key && *key && strspn(*buf, key_val_sep)) { (*buf)++; val = av_get_token(buf, pairs_sep); } if (key && *key && val && *val) ret = vpx_ref_frame_config_set_value(ref_frame_config, ss_number_layers, key, val); else ret = AVERROR(EINVAL); av_freep(&key); av_freep(&val); return ret; } static int vpx_parse_ref_frame_config(vpx_svc_ref_frame_config_t *ref_frame_config, int ss_number_layers, const char *str) { int ret = 0; while (*str) { ret = vpx_parse_ref_frame_config_element(ref_frame_config, ss_number_layers, &str); if (ret < 0) return ret; if (*str) str++; } return ret; } #endif #if CONFIG_LIBVPX_VP9_ENCODER static int set_pix_fmt(AVCodecContext *avctx, vpx_codec_caps_t codec_caps, struct vpx_codec_enc_cfg *enccfg, vpx_codec_flags_t *flags, vpx_img_fmt_t *img_fmt) { VPxContext av_unused *ctx = avctx->priv_data; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); enccfg->g_bit_depth = enccfg->g_input_bit_depth = desc->comp[0].depth; switch (avctx->pix_fmt) { case AV_PIX_FMT_YUV420P: case AV_PIX_FMT_YUVA420P: enccfg->g_profile = 0; *img_fmt = VPX_IMG_FMT_I420; return 0; case AV_PIX_FMT_YUV422P: enccfg->g_profile = 1; *img_fmt = VPX_IMG_FMT_I422; return 0; case AV_PIX_FMT_YUV440P: enccfg->g_profile = 1; *img_fmt = VPX_IMG_FMT_I440; return 0; case AV_PIX_FMT_GBRP: ctx->vpx_cs = VPX_CS_SRGB; case AV_PIX_FMT_YUV444P: enccfg->g_profile = 1; *img_fmt = VPX_IMG_FMT_I444; return 0; case AV_PIX_FMT_YUV420P10: case AV_PIX_FMT_YUV420P12: if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { enccfg->g_profile = 2; *img_fmt = VPX_IMG_FMT_I42016; *flags |= VPX_CODEC_USE_HIGHBITDEPTH; return 0; } break; case AV_PIX_FMT_YUV422P10: case AV_PIX_FMT_YUV422P12: if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { enccfg->g_profile = 3; *img_fmt = VPX_IMG_FMT_I42216; *flags |= VPX_CODEC_USE_HIGHBITDEPTH; return 0; } break; case AV_PIX_FMT_YUV440P10: case AV_PIX_FMT_YUV440P12: if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { enccfg->g_profile = 3; *img_fmt = VPX_IMG_FMT_I44016; *flags |= VPX_CODEC_USE_HIGHBITDEPTH; return 0; } break; case AV_PIX_FMT_GBRP10: case AV_PIX_FMT_GBRP12: ctx->vpx_cs = VPX_CS_SRGB; case AV_PIX_FMT_YUV444P10: case AV_PIX_FMT_YUV444P12: if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) { enccfg->g_profile = 3; *img_fmt = VPX_IMG_FMT_I44416; *flags |= VPX_CODEC_USE_HIGHBITDEPTH; return 0; } break; default: break; } av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format.\n"); return AVERROR_INVALIDDATA; } static void set_colorspace(AVCodecContext *avctx) { enum vpx_color_space vpx_cs; VPxContext *ctx = avctx->priv_data; if (ctx->vpx_cs) { vpx_cs = ctx->vpx_cs; } else { switch (avctx->colorspace) { case AVCOL_SPC_RGB: vpx_cs = VPX_CS_SRGB; break; case AVCOL_SPC_BT709: vpx_cs = VPX_CS_BT_709; break; case AVCOL_SPC_UNSPECIFIED: vpx_cs = VPX_CS_UNKNOWN; break; case AVCOL_SPC_RESERVED: vpx_cs = VPX_CS_RESERVED; break; case AVCOL_SPC_BT470BG: vpx_cs = VPX_CS_BT_601; break; case AVCOL_SPC_SMPTE170M: vpx_cs = VPX_CS_SMPTE_170; break; case AVCOL_SPC_SMPTE240M: vpx_cs = VPX_CS_SMPTE_240; break; case AVCOL_SPC_BT2020_NCL: vpx_cs = VPX_CS_BT_2020; break; default: av_log(avctx, AV_LOG_WARNING, "Unsupported colorspace (%d)\n", avctx->colorspace); return; } } codecctl_int(avctx, VP9E_SET_COLOR_SPACE, vpx_cs); } #if VPX_ENCODER_ABI_VERSION >= 11 static void set_color_range(AVCodecContext *avctx) { enum vpx_color_range vpx_cr; switch (avctx->color_range) { case AVCOL_RANGE_UNSPECIFIED: case AVCOL_RANGE_MPEG: vpx_cr = VPX_CR_STUDIO_RANGE; break; case AVCOL_RANGE_JPEG: vpx_cr = VPX_CR_FULL_RANGE; break; default: av_log(avctx, AV_LOG_WARNING, "Unsupported color range (%d)\n", avctx->color_range); return; } codecctl_int(avctx, VP9E_SET_COLOR_RANGE, vpx_cr); } #endif #endif /** * Set the target bitrate to VPX library default. Also set CRF to 32 if needed. */ static void set_vp8_defaults(AVCodecContext *avctx, struct vpx_codec_enc_cfg *enccfg) { VPxContext *ctx = avctx->priv_data; av_assert0(!avctx->bit_rate); avctx->bit_rate = enccfg->rc_target_bitrate * 1000; if (enccfg->rc_end_usage == VPX_CQ) { av_log(avctx, AV_LOG_WARNING, "Bitrate not specified for constrained quality mode, using default of %dkbit/sec\n", enccfg->rc_target_bitrate); } else { enccfg->rc_end_usage = VPX_CQ; ctx->crf = 32; av_log(avctx, AV_LOG_WARNING, "Neither bitrate nor constrained quality specified, using default CRF of %d and bitrate of %dkbit/sec\n", ctx->crf, enccfg->rc_target_bitrate); } } #if CONFIG_LIBVPX_VP9_ENCODER /** * Keep the target bitrate at 0 to engage constant quality mode. If CRF is not * set, use 32. */ static void set_vp9_defaults(AVCodecContext *avctx, struct vpx_codec_enc_cfg *enccfg) { VPxContext *ctx = avctx->priv_data; av_assert0(!avctx->bit_rate); if (enccfg->rc_end_usage != VPX_Q && ctx->lossless < 0) { enccfg->rc_end_usage = VPX_Q; ctx->crf = 32; av_log(avctx, AV_LOG_WARNING, "Neither bitrate nor constrained quality specified, using default CRF of %d\n", ctx->crf); } } #endif /** * Called when the bitrate is not set. It sets appropriate default values for * bitrate and CRF. */ static void set_vpx_defaults(AVCodecContext *avctx, struct vpx_codec_enc_cfg *enccfg) { av_assert0(!avctx->bit_rate); #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9) { set_vp9_defaults(avctx, enccfg); return; } #endif set_vp8_defaults(avctx, enccfg); } static av_cold int vpx_init(AVCodecContext *avctx, const struct vpx_codec_iface *iface) { VPxContext *ctx = avctx->priv_data; struct vpx_codec_enc_cfg enccfg = { 0 }; struct vpx_codec_enc_cfg enccfg_alpha; vpx_codec_flags_t flags = (avctx->flags & AV_CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0; AVCPBProperties *cpb_props; int res; vpx_img_fmt_t img_fmt = VPX_IMG_FMT_I420; #if CONFIG_LIBVPX_VP9_ENCODER vpx_codec_caps_t codec_caps = vpx_codec_get_caps(iface); vpx_svc_extra_cfg_t svc_params; #endif const AVDictionaryEntry* en = NULL; av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str()); av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config()); if (avctx->pix_fmt == AV_PIX_FMT_YUVA420P) ctx->is_alpha = 1; if ((res = vpx_codec_enc_config_default(iface, &enccfg, 0)) != VPX_CODEC_OK) { av_log(avctx, AV_LOG_ERROR, "Failed to get config: %s\n", vpx_codec_err_to_string(res)); return AVERROR(EINVAL); } ctx->fifo = av_fifo_alloc2(1, sizeof(FrameData), AV_FIFO_FLAG_AUTO_GROW); if (!ctx->fifo) return AVERROR(ENOMEM); #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9) { if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt)) return AVERROR(EINVAL); } #endif if(!avctx->bit_rate) if(avctx->rc_max_rate || avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) { av_log( avctx, AV_LOG_ERROR, "Rate control parameters set without a bitrate\n"); return AVERROR(EINVAL); } dump_enc_cfg(avctx, &enccfg, AV_LOG_DEBUG); enccfg.g_w = avctx->width; enccfg.g_h = avctx->height; enccfg.g_timebase.num = avctx->time_base.num; enccfg.g_timebase.den = avctx->time_base.den; enccfg.g_threads = FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), MAX_VPX_THREADS); enccfg.g_lag_in_frames= ctx->lag_in_frames; if (avctx->flags & AV_CODEC_FLAG_PASS1) enccfg.g_pass = VPX_RC_FIRST_PASS; else if (avctx->flags & AV_CODEC_FLAG_PASS2) enccfg.g_pass = VPX_RC_LAST_PASS; else enccfg.g_pass = VPX_RC_ONE_PASS; if (avctx->rc_min_rate == avctx->rc_max_rate && avctx->rc_min_rate == avctx->bit_rate && avctx->bit_rate) { enccfg.rc_end_usage = VPX_CBR; } else if (ctx->crf >= 0) { enccfg.rc_end_usage = VPX_CQ; #if CONFIG_LIBVPX_VP9_ENCODER if (!avctx->bit_rate && avctx->codec_id == AV_CODEC_ID_VP9) enccfg.rc_end_usage = VPX_Q; #endif } if (avctx->bit_rate) { enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, AV_ROUND_NEAR_INF); #if CONFIG_LIBVPX_VP9_ENCODER enccfg.ss_target_bitrate[0] = enccfg.rc_target_bitrate; #endif } else { // Set bitrate to default value. Also sets CRF to default if needed. set_vpx_defaults(avctx, &enccfg); } if (avctx->codec_id == AV_CODEC_ID_VP9 && ctx->lossless == 1) { enccfg.rc_min_quantizer = enccfg.rc_max_quantizer = 0; } else { if (avctx->qmin >= 0) enccfg.rc_min_quantizer = avctx->qmin; if (avctx->qmax >= 0) enccfg.rc_max_quantizer = avctx->qmax; } if (enccfg.rc_end_usage == VPX_CQ #if CONFIG_LIBVPX_VP9_ENCODER || enccfg.rc_end_usage == VPX_Q #endif ) { if (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) { av_log(avctx, AV_LOG_ERROR, "CQ level %d must be between minimum and maximum quantizer value (%d-%d)\n", ctx->crf, enccfg.rc_min_quantizer, enccfg.rc_max_quantizer); return AVERROR(EINVAL); } } enccfg.rc_dropframe_thresh = ctx->drop_threshold; //0-100 (0 => CBR, 100 => VBR) enccfg.rc_2pass_vbr_bias_pct = lrint(avctx->qcompress * 100); if (avctx->bit_rate) enccfg.rc_2pass_vbr_minsection_pct = avctx->rc_min_rate * 100LL / avctx->bit_rate; if (avctx->rc_max_rate) enccfg.rc_2pass_vbr_maxsection_pct = avctx->rc_max_rate * 100LL / avctx->bit_rate; #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9) { #if VPX_ENCODER_ABI_VERSION >= 14 if (ctx->corpus_complexity >= 0) enccfg.rc_2pass_vbr_corpus_complexity = ctx->corpus_complexity; #endif } #endif if (avctx->rc_buffer_size) enccfg.rc_buf_sz = avctx->rc_buffer_size * 1000LL / avctx->bit_rate; if (avctx->rc_initial_buffer_occupancy) enccfg.rc_buf_initial_sz = avctx->rc_initial_buffer_occupancy * 1000LL / avctx->bit_rate; enccfg.rc_buf_optimal_sz = enccfg.rc_buf_sz * 5 / 6; if (ctx->rc_undershoot_pct >= 0) enccfg.rc_undershoot_pct = ctx->rc_undershoot_pct; if (ctx->rc_overshoot_pct >= 0) enccfg.rc_overshoot_pct = ctx->rc_overshoot_pct; //_enc_init() will balk if kf_min_dist differs from max w/VPX_KF_AUTO if (avctx->keyint_min >= 0 && avctx->keyint_min == avctx->gop_size) enccfg.kf_min_dist = avctx->keyint_min; if (avctx->gop_size >= 0) enccfg.kf_max_dist = avctx->gop_size; if (enccfg.g_pass == VPX_RC_FIRST_PASS) enccfg.g_lag_in_frames = 0; else if (enccfg.g_pass == VPX_RC_LAST_PASS) { int decode_size, ret; if (!avctx->stats_in) { av_log(avctx, AV_LOG_ERROR, "No stats file for second pass\n"); return AVERROR_INVALIDDATA; } ctx->twopass_stats.sz = strlen(avctx->stats_in) * 3 / 4; ret = av_reallocp(&ctx->twopass_stats.buf, ctx->twopass_stats.sz); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", ctx->twopass_stats.sz); ctx->twopass_stats.sz = 0; return ret; } decode_size = av_base64_decode(ctx->twopass_stats.buf, avctx->stats_in, ctx->twopass_stats.sz); if (decode_size < 0) { av_log(avctx, AV_LOG_ERROR, "Stat buffer decode failed\n"); return AVERROR_INVALIDDATA; } ctx->twopass_stats.sz = decode_size; enccfg.rc_twopass_stats_in = ctx->twopass_stats; } /* 0-3: For non-zero values the encoder increasingly optimizes for reduced complexity playback on low powered devices at the expense of encode quality. */ if (avctx->profile != AV_PROFILE_UNKNOWN) enccfg.g_profile = avctx->profile; enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT; while ((en = av_dict_iterate(ctx->vpx_ts_parameters, en))) { if (vpx_ts_param_parse(ctx, &enccfg, en->key, en->value, avctx->codec_id) < 0) av_log(avctx, AV_LOG_WARNING, "Error parsing option '%s = %s'.\n", en->key, en->value); } /* Construct Encoder Context */ res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags); if (res != VPX_CODEC_OK) { dump_enc_cfg(avctx, &enccfg, AV_LOG_WARNING); log_encoder_error(avctx, "Failed to initialize encoder"); return AVERROR(EINVAL); } dump_enc_cfg(avctx, &enccfg, AV_LOG_DEBUG); #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9 && enccfg.ts_number_layers > 1) { memset(&svc_params, 0, sizeof(svc_params)); for (int i = 0; i < enccfg.ts_number_layers; ++i) { svc_params.max_quantizers[i] = enccfg.rc_max_quantizer; svc_params.min_quantizers[i] = enccfg.rc_min_quantizer; } svc_params.scaling_factor_num[0] = enccfg.g_h; svc_params.scaling_factor_den[0] = enccfg.g_h; #if VPX_ENCODER_ABI_VERSION >= 12 codecctl_int(avctx, VP9E_SET_SVC, 1); codecctl_intp(avctx, VP9E_SET_SVC_PARAMETERS, (int *)&svc_params); #endif } #endif if (ctx->is_alpha) { enccfg_alpha = enccfg; res = vpx_codec_enc_init(&ctx->encoder_alpha, iface, &enccfg_alpha, flags); if (res != VPX_CODEC_OK) { log_encoder_error(avctx, "Failed to initialize alpha encoder"); return AVERROR(EINVAL); } } //codec control failures are currently treated only as warnings av_log(avctx, AV_LOG_DEBUG, "vpx_codec_control\n"); codecctl_int(avctx, VP8E_SET_CPUUSED, ctx->cpu_used); if (ctx->flags & VP8F_AUTO_ALT_REF) ctx->auto_alt_ref = 1; if (ctx->auto_alt_ref >= 0) codecctl_int(avctx, VP8E_SET_ENABLEAUTOALTREF, avctx->codec_id == AV_CODEC_ID_VP8 ? !!ctx->auto_alt_ref : ctx->auto_alt_ref); if (ctx->arnr_max_frames >= 0) codecctl_int(avctx, VP8E_SET_ARNR_MAXFRAMES, ctx->arnr_max_frames); if (ctx->arnr_strength >= 0) codecctl_int(avctx, VP8E_SET_ARNR_STRENGTH, ctx->arnr_strength); if (ctx->arnr_type >= 0) codecctl_int(avctx, VP8E_SET_ARNR_TYPE, ctx->arnr_type); if (ctx->tune >= 0) codecctl_int(avctx, VP8E_SET_TUNING, ctx->tune); if (ctx->auto_alt_ref && ctx->is_alpha && avctx->codec_id == AV_CODEC_ID_VP8) { av_log(avctx, AV_LOG_ERROR, "Transparency encoding with auto_alt_ref does not work\n"); return AVERROR(EINVAL); } if (ctx->sharpness >= 0) codecctl_int(avctx, VP8E_SET_SHARPNESS, ctx->sharpness); if (CONFIG_LIBVPX_VP8_ENCODER && avctx->codec_id == AV_CODEC_ID_VP8) { codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, ctx->noise_sensitivity); codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices)); } codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, ctx->static_thresh); if (ctx->crf >= 0) codecctl_int(avctx, VP8E_SET_CQ_LEVEL, ctx->crf); if (ctx->max_intra_rate >= 0) codecctl_int(avctx, VP8E_SET_MAX_INTRA_BITRATE_PCT, ctx->max_intra_rate); #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9) { if (ctx->lossless >= 0) codecctl_int(avctx, VP9E_SET_LOSSLESS, ctx->lossless); if (ctx->tile_columns >= 0) codecctl_int(avctx, VP9E_SET_TILE_COLUMNS, ctx->tile_columns); if (ctx->tile_rows >= 0) codecctl_int(avctx, VP9E_SET_TILE_ROWS, ctx->tile_rows); if (ctx->frame_parallel >= 0) codecctl_int(avctx, VP9E_SET_FRAME_PARALLEL_DECODING, ctx->frame_parallel); if (ctx->aq_mode >= 0) codecctl_int(avctx, VP9E_SET_AQ_MODE, ctx->aq_mode); set_colorspace(avctx); #if VPX_ENCODER_ABI_VERSION >= 11 set_color_range(avctx); #endif #if VPX_ENCODER_ABI_VERSION >= 12 codecctl_int(avctx, VP9E_SET_TARGET_LEVEL, ctx->level < 0 ? 255 : lrint(ctx->level * 10)); #endif #ifdef VPX_CTRL_VP9E_SET_ROW_MT if (ctx->row_mt >= 0) codecctl_int(avctx, VP9E_SET_ROW_MT, ctx->row_mt); #endif #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT if (ctx->tune_content >= 0) codecctl_int(avctx, VP9E_SET_TUNE_CONTENT, ctx->tune_content); #endif #ifdef VPX_CTRL_VP9E_SET_TPL if (ctx->tpl_model >= 0) codecctl_int(avctx, VP9E_SET_TPL, ctx->tpl_model); #endif #ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL if (ctx->min_gf_interval >= 0) codecctl_int(avctx, VP9E_SET_MIN_GF_INTERVAL, ctx->min_gf_interval); #endif } #endif if (avctx->codec_id == AV_CODEC_ID_VP8 && ctx->screen_content_mode >= 0) { if (ctx->screen_content_mode == 2 && ctx->is_alpha) { av_log(avctx, AV_LOG_ERROR, "Transparency encoding with screen mode with aggressive rate control not supported\n"); return AVERROR(EINVAL); } codecctl_int(avctx, VP8E_SET_SCREEN_CONTENT_MODE, ctx->screen_content_mode); } av_log(avctx, AV_LOG_DEBUG, "Using deadline: %d\n", ctx->deadline); //provide dummy value to initialize wrapper, values will be updated each _encode() vpx_img_wrap(&ctx->rawimg, img_fmt, avctx->width, avctx->height, 1, (unsigned char*)1); #if CONFIG_LIBVPX_VP9_ENCODER if (avctx->codec_id == AV_CODEC_ID_VP9 && (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH)) ctx->rawimg.bit_depth = enccfg.g_bit_depth; #endif cpb_props = ff_encode_add_cpb_side_data(avctx); if (!cpb_props) return AVERROR(ENOMEM); if (enccfg.rc_end_usage == VPX_CBR || enccfg.g_pass != VPX_RC_ONE_PASS) { cpb_props->max_bitrate = avctx->rc_max_rate; cpb_props->min_bitrate = avctx->rc_min_rate; cpb_props->avg_bitrate = avctx->bit_rate; } cpb_props->buffer_size = avctx->rc_buffer_size; return 0; } static inline void cx_pktcpy(struct FrameListData *dst, const struct vpx_codec_cx_pkt *src, VPxContext *ctx) { dst->pts = src->data.frame.pts; dst->flags = src->data.frame.flags; dst->sz = src->data.frame.sz; dst->buf = src->data.frame.buf; dst->have_sse = 0; /* For alt-ref frame, don't store PSNR */ if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) { dst->have_sse = ctx->have_sse; if (ctx->have_sse) { /* associate last-seen SSE to the frame. */ /* Transfers ownership from ctx to dst. */ /* WARNING! This makes the assumption that PSNR_PKT comes just before the frame it refers to! */ memcpy(dst->sse, ctx->sse, sizeof(dst->sse)); ctx->have_sse = 0; } } } /** * Store coded frame information in format suitable for return from encode2(). * * Write information from @a cx_frame to @a pkt * @return packet data size on success * @return a negative AVERROR on error */ static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame, struct FrameListData *alpha_cx_frame, AVPacket *pkt) { VPxContext *ctx = avctx->priv_data; int ret = ff_get_encode_buffer(avctx, pkt, cx_frame->sz, 0); uint8_t *side_data; int pict_type; int quality; if (ret < 0) return ret; memcpy(pkt->data, cx_frame->buf, pkt->size); pkt->pts = pkt->dts = cx_frame->pts; if (!!(cx_frame->flags & VPX_FRAME_IS_KEY)) { pict_type = AV_PICTURE_TYPE_I; pkt->flags |= AV_PKT_FLAG_KEY; } else { pict_type = AV_PICTURE_TYPE_P; } ret = vpx_codec_control(&ctx->encoder, VP8E_GET_LAST_QUANTIZER_64, &quality); if (ret != VPX_CODEC_OK) quality = 0; ff_side_data_set_encoder_stats(pkt, quality * FF_QP2LAMBDA, cx_frame->sse + 1, cx_frame->have_sse ? 3 : 0, pict_type); if (cx_frame->have_sse) { /* Beware of the Y/U/V/all order! */ for (int i = 0; i < 3; ++i) avctx->error[i] += cx_frame->sse[i + 1]; cx_frame->have_sse = 0; } if (alpha_cx_frame) { side_data = av_packet_new_side_data(pkt, AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, alpha_cx_frame->sz + 8); if (!side_data) { av_packet_unref(pkt); return AVERROR(ENOMEM); } AV_WB64(side_data, 1); memcpy(side_data + 8, alpha_cx_frame->buf, alpha_cx_frame->sz); } ret = frame_data_apply(avctx, ctx->fifo, pkt); if (ret < 0) return ret; return pkt->size; } /** * Queue multiple output frames from the encoder, returning the front-most. * In cases where vpx_codec_get_cx_data() returns more than 1 frame append * the frame queue. Return the head frame if available. * @return Stored frame size * @return AVERROR(EINVAL) on output size error * @return AVERROR(ENOMEM) on coded frame queue data allocation error */ static int queue_frames(AVCodecContext *avctx, struct vpx_codec_ctx *encoder, struct FrameListData **frame_list, AVPacket *pkt_out) { VPxContext *ctx = avctx->priv_data; const struct vpx_codec_cx_pkt *pkt; const void *iter = NULL; int size = 0; if (!ctx->is_alpha && *frame_list) { struct FrameListData *cx_frame = *frame_list; /* return the leading frame if we've already begun queueing */ size = storeframe(avctx, cx_frame, NULL, pkt_out); if (size < 0) return size; *frame_list = cx_frame->next; free_coded_frame(cx_frame); } /* consume all available output from the encoder before returning. buffers are only good through the next vpx_codec call */ while (pkt = vpx_codec_get_cx_data(encoder, &iter)) { switch (pkt->kind) { case VPX_CODEC_CX_FRAME_PKT: if (!ctx->is_alpha && !size) { struct FrameListData cx_frame; /* avoid storing the frame when the list is empty and we haven't yet provided a frame for output */ av_assert0(!ctx->coded_frame_list); cx_pktcpy(&cx_frame, pkt, ctx); size = storeframe(avctx, &cx_frame, NULL, pkt_out); if (size < 0) return size; } else { struct FrameListData *cx_frame = av_malloc(sizeof(*cx_frame)); if (!cx_frame) { av_log(avctx, AV_LOG_ERROR, "Frame queue element alloc failed\n"); return AVERROR(ENOMEM); } cx_pktcpy(cx_frame, pkt, ctx); cx_frame->buf = av_malloc(cx_frame->sz); if (!cx_frame->buf) { av_log(avctx, AV_LOG_ERROR, "Data buffer alloc (%"SIZE_SPECIFIER" bytes) failed\n", cx_frame->sz); av_freep(&cx_frame); return AVERROR(ENOMEM); } memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz); coded_frame_add(frame_list, cx_frame); } break; case VPX_CODEC_STATS_PKT: { struct vpx_fixed_buf *stats = &ctx->twopass_stats; uint8_t *tmp; if (!pkt_out) break; tmp = av_fast_realloc(stats->buf, &ctx->twopass_stats_size, stats->sz + pkt->data.twopass_stats.sz); if (!tmp) { av_freep(&stats->buf); stats->sz = 0; av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n"); return AVERROR(ENOMEM); } stats->buf = tmp; memcpy((uint8_t*)stats->buf + stats->sz, pkt->data.twopass_stats.buf, pkt->data.twopass_stats.sz); stats->sz += pkt->data.twopass_stats.sz; break; } case VPX_CODEC_PSNR_PKT: if (!pkt_out) break; av_assert0(!ctx->have_sse); ctx->sse[0] = pkt->data.psnr.sse[0]; ctx->sse[1] = pkt->data.psnr.sse[1]; ctx->sse[2] = pkt->data.psnr.sse[2]; ctx->sse[3] = pkt->data.psnr.sse[3]; ctx->have_sse = 1; break; case VPX_CODEC_CUSTOM_PKT: //ignore unsupported/unrecognized packet types break; } } return size; } static int set_roi_map(AVCodecContext *avctx, const AVFrameSideData *sd, int frame_width, int frame_height, vpx_roi_map_t *roi_map, int block_size, int segment_cnt) { /** * range of vpx_roi_map_t.delta_q[i] is [-63, 63] */ #define MAX_DELTA_Q 63 const AVRegionOfInterest *roi = NULL; int nb_rois; uint32_t self_size; int segment_id; /* record the mapping from delta_q to "segment id + 1" in segment_mapping[]. * the range of delta_q is [-MAX_DELTA_Q, MAX_DELTA_Q], * and its corresponding array index is [0, 2 * MAX_DELTA_Q], * and so the length of the mapping array is 2 * MAX_DELTA_Q + 1. * "segment id + 1", so we can say there's no mapping if the value of array element is zero. */ int segment_mapping[2 * MAX_DELTA_Q + 1] = { 0 }; memset(roi_map, 0, sizeof(*roi_map)); /* segment id 0 in roi_map is reserved for the areas not covered by AVRegionOfInterest. * segment id 0 in roi_map is also for the areas with AVRegionOfInterest.qoffset near 0. * (delta_q of segment id 0 is 0). */ segment_mapping[MAX_DELTA_Q] = 1; segment_id = 1; roi = (const AVRegionOfInterest*)sd->data; self_size = roi->self_size; if (!self_size || sd->size % self_size) { av_log(avctx, AV_LOG_ERROR, "Invalid AVRegionOfInterest.self_size.\n"); return AVERROR(EINVAL); } nb_rois = sd->size / self_size; /* This list must be iterated from zero because regions are * defined in order of decreasing importance. So discard less * important areas if they exceed the segment count. */ for (int i = 0; i < nb_rois; i++) { int delta_q; int mapping_index; roi = (const AVRegionOfInterest*)(sd->data + self_size * i); if (!roi->qoffset.den) { av_log(avctx, AV_LOG_ERROR, "AVRegionOfInterest.qoffset.den must not be zero.\n"); return AVERROR(EINVAL); } delta_q = (int)(roi->qoffset.num * 1.0f / roi->qoffset.den * MAX_DELTA_Q); delta_q = av_clip(delta_q, -MAX_DELTA_Q, MAX_DELTA_Q); mapping_index = delta_q + MAX_DELTA_Q; if (!segment_mapping[mapping_index]) { if (segment_id == segment_cnt) { av_log(avctx, AV_LOG_WARNING, "ROI only supports %d segments (and segment 0 is reserved for non-ROIs), skipping the left ones.\n", segment_cnt); break; } segment_mapping[mapping_index] = segment_id + 1; roi_map->delta_q[segment_id] = delta_q; segment_id++; } } roi_map->rows = (frame_height + block_size - 1) / block_size; roi_map->cols = (frame_width + block_size - 1) / block_size; roi_map->roi_map = av_calloc(roi_map->rows * roi_map->cols, sizeof(*roi_map->roi_map)); if (!roi_map->roi_map) { av_log(avctx, AV_LOG_ERROR, "roi_map alloc failed.\n"); return AVERROR(ENOMEM); } /* This list must be iterated in reverse, so for the case that * two regions are overlapping, the more important area takes effect. */ for (int i = nb_rois - 1; i >= 0; i--) { int delta_q; int mapping_value; int starty, endy, startx, endx; roi = (const AVRegionOfInterest*)(sd->data + self_size * i); starty = av_clip(roi->top / block_size, 0, roi_map->rows); endy = av_clip((roi->bottom + block_size - 1) / block_size, 0, roi_map->rows); startx = av_clip(roi->left / block_size, 0, roi_map->cols); endx = av_clip((roi->right + block_size - 1) / block_size, 0, roi_map->cols); delta_q = (int)(roi->qoffset.num * 1.0f / roi->qoffset.den * MAX_DELTA_Q); delta_q = av_clip(delta_q, -MAX_DELTA_Q, MAX_DELTA_Q); mapping_value = segment_mapping[delta_q + MAX_DELTA_Q]; if (mapping_value) { for (int y = starty; y < endy; y++) for (int x = startx; x < endx; x++) roi_map->roi_map[x + y * roi_map->cols] = mapping_value - 1; } } return 0; } static int vp9_encode_set_roi(AVCodecContext *avctx, int frame_width, int frame_height, const AVFrameSideData *sd) { VPxContext *ctx = avctx->priv_data; #ifdef VPX_CTRL_VP9E_SET_ROI_MAP int version = vpx_codec_version(); int major = VPX_VERSION_MAJOR(version); int minor = VPX_VERSION_MINOR(version); int patch = VPX_VERSION_PATCH(version); if (major > 1 || (major == 1 && minor > 8) || (major == 1 && minor == 8 && patch >= 1)) { vpx_roi_map_t roi_map; const int segment_cnt = 8; const int block_size = 8; int ret; if (ctx->aq_mode > 0 || ctx->cpu_used < 5 || ctx->deadline != VPX_DL_REALTIME) { if (!ctx->roi_warned) { ctx->roi_warned = 1; av_log(avctx, AV_LOG_WARNING, "ROI is only enabled when aq_mode is 0, cpu_used >= 5 " "and deadline is REALTIME, so skipping ROI.\n"); return AVERROR(EINVAL); } } ret = set_roi_map(avctx, sd, frame_width, frame_height, &roi_map, block_size, segment_cnt); if (ret) { log_encoder_error(avctx, "Failed to set_roi_map.\n"); return ret; } memset(roi_map.ref_frame, -1, sizeof(roi_map.ref_frame)); if (vpx_codec_control(&ctx->encoder, VP9E_SET_ROI_MAP, &roi_map)) { log_encoder_error(avctx, "Failed to set VP9E_SET_ROI_MAP codec control.\n"); ret = AVERROR_INVALIDDATA; } av_freep(&roi_map.roi_map); return ret; } #endif if (!ctx->roi_warned) { ctx->roi_warned = 1; av_log(avctx, AV_LOG_WARNING, "ROI is not supported, please upgrade libvpx to version >= 1.8.1. " "You may need to rebuild ffmpeg.\n"); } return 0; } static int vp8_encode_set_roi(AVCodecContext *avctx, int frame_width, int frame_height, const AVFrameSideData *sd) { vpx_roi_map_t roi_map; const int segment_cnt = 4; const int block_size = 16; VPxContext *ctx = avctx->priv_data; int ret = set_roi_map(avctx, sd, frame_width, frame_height, &roi_map, block_size, segment_cnt); if (ret) { log_encoder_error(avctx, "Failed to set_roi_map.\n"); return ret; } if (vpx_codec_control(&ctx->encoder, VP8E_SET_ROI_MAP, &roi_map)) { log_encoder_error(avctx, "Failed to set VP8E_SET_ROI_MAP codec control.\n"); ret = AVERROR_INVALIDDATA; } av_freep(&roi_map.roi_map); return ret; } static int realloc_alpha_uv(AVCodecContext *avctx, int width, int height) { VPxContext *ctx = avctx->priv_data; struct vpx_image *rawimg_alpha = &ctx->rawimg_alpha; unsigned char **planes = rawimg_alpha->planes; int *stride = rawimg_alpha->stride; if (!planes[VPX_PLANE_U] || !planes[VPX_PLANE_V] || width != (int)rawimg_alpha->d_w || height != (int)rawimg_alpha->d_h) { av_freep(&planes[VPX_PLANE_U]); av_freep(&planes[VPX_PLANE_V]); vpx_img_wrap(rawimg_alpha, VPX_IMG_FMT_I420, width, height, 1, (unsigned char*)1); planes[VPX_PLANE_U] = av_malloc_array(stride[VPX_PLANE_U], height); planes[VPX_PLANE_V] = av_malloc_array(stride[VPX_PLANE_V], height); if (!planes[VPX_PLANE_U] || !planes[VPX_PLANE_V]) return AVERROR(ENOMEM); memset(planes[VPX_PLANE_U], 0x80, stride[VPX_PLANE_U] * height); memset(planes[VPX_PLANE_V], 0x80, stride[VPX_PLANE_V] * height); } return 0; } static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet) { VPxContext *ctx = avctx->priv_data; struct vpx_image *rawimg = NULL; struct vpx_image *rawimg_alpha = NULL; int64_t timestamp = 0; int res, coded_size; vpx_enc_frame_flags_t flags = 0; const struct vpx_codec_enc_cfg *enccfg = ctx->encoder.config.enc; vpx_svc_layer_id_t layer_id; int layer_id_valid = 0; unsigned long duration = 0; if (avctx->qmax >= 0 && enccfg->rc_max_quantizer != avctx->qmax) { struct vpx_codec_enc_cfg cfg = *enccfg; cfg.rc_max_quantizer = avctx->qmax; res = vpx_codec_enc_config_set(&ctx->encoder, &cfg); if (res != VPX_CODEC_OK) { log_encoder_error(avctx, "Error reconfiguring encoder"); return AVERROR_INVALIDDATA; } } if (frame) { const AVFrameSideData *sd = av_frame_get_side_data(frame, AV_FRAME_DATA_REGIONS_OF_INTEREST); rawimg = &ctx->rawimg; rawimg->planes[VPX_PLANE_Y] = frame->data[0]; rawimg->planes[VPX_PLANE_U] = frame->data[1]; rawimg->planes[VPX_PLANE_V] = frame->data[2]; rawimg->stride[VPX_PLANE_Y] = frame->linesize[0]; rawimg->stride[VPX_PLANE_U] = frame->linesize[1]; rawimg->stride[VPX_PLANE_V] = frame->linesize[2]; if (ctx->is_alpha) { rawimg_alpha = &ctx->rawimg_alpha; res = realloc_alpha_uv(avctx, frame->width, frame->height); if (res < 0) return res; rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3]; rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[3]; } timestamp = frame->pts; #if VPX_IMAGE_ABI_VERSION >= 4 switch (frame->color_range) { case AVCOL_RANGE_MPEG: rawimg->range = VPX_CR_STUDIO_RANGE; break; case AVCOL_RANGE_JPEG: rawimg->range = VPX_CR_FULL_RANGE; break; } #endif if (frame->pict_type == AV_PICTURE_TYPE_I) flags |= VPX_EFLAG_FORCE_KF; if (frame->metadata) { AVDictionaryEntry* en = av_dict_get(frame->metadata, "vp8-flags", NULL, 0); if (en) { flags |= strtoul(en->value, NULL, 10); } memset(&layer_id, 0, sizeof(layer_id)); en = av_dict_get(frame->metadata, "temporal_id", NULL, 0); if (en) { layer_id.temporal_layer_id = strtoul(en->value, NULL, 10); #ifdef VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT layer_id.temporal_layer_id_per_spatial[0] = layer_id.temporal_layer_id; #endif layer_id_valid = 1; } #if CONFIG_LIBVPX_VP9_ENCODER && defined(VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT) en = av_dict_get(frame->metadata, "ref-frame-config", NULL, 0); if (en) { if (avctx->codec_id == AV_CODEC_ID_VP9) { int ret = vpx_parse_ref_frame_config(&ctx->ref_frame_config, enccfg->ss_number_layers, en->value); if (ret < 0) { av_log(avctx, AV_LOG_WARNING, "Error parsing ref_frame_config option %s.\n", en->value); return ret; } codecctl_intp(avctx, VP9E_SET_SVC_REF_FRAME_CONFIG, (int *)&ctx->ref_frame_config); } else { av_log(avctx, AV_LOG_WARNING, "Ignoring ref-frame-config for a non-VP9 codec\n"); } } #endif } if (sd) { if (avctx->codec_id == AV_CODEC_ID_VP8) { vp8_encode_set_roi(avctx, frame->width, frame->height, sd); } else { vp9_encode_set_roi(avctx, frame->width, frame->height, sd); } } if (!(avctx->flags & AV_CODEC_FLAG_PASS1)) { res = frame_data_submit(avctx, ctx->fifo, frame); if (res < 0) return res; } } // this is for encoding with preset temporal layering patterns defined in // set_temporal_layer_pattern function. if (enccfg->ts_number_layers > 1 && ctx->ts_layer_flags) { if (flags & VPX_EFLAG_FORCE_KF) { // keyframe, reset temporal layering. ctx->current_temporal_idx = 0; flags = VPX_EFLAG_FORCE_KF; } else { flags = 0; } /* get the flags from the temporal layer configuration. */ flags |= ctx->ts_layer_flags[ctx->current_temporal_idx]; memset(&layer_id, 0, sizeof(layer_id)); #if VPX_ENCODER_ABI_VERSION >= 12 layer_id.spatial_layer_id = 0; #endif layer_id.temporal_layer_id = enccfg->ts_layer_id[ctx->current_temporal_idx]; #ifdef VPX_CTRL_VP9E_SET_MAX_INTER_BITRATE_PCT layer_id.temporal_layer_id_per_spatial[0] = layer_id.temporal_layer_id; #endif layer_id_valid = 1; } if (layer_id_valid) { if (avctx->codec_id == AV_CODEC_ID_VP8) { codecctl_int(avctx, VP8E_SET_TEMPORAL_LAYER_ID, layer_id.temporal_layer_id); } #if CONFIG_LIBVPX_VP9_ENCODER && VPX_ENCODER_ABI_VERSION >= 12 else if (avctx->codec_id == AV_CODEC_ID_VP9) { codecctl_intp(avctx, VP9E_SET_SVC_LAYER_ID, (int *)&layer_id); } #endif } if (frame && frame->duration > ULONG_MAX) { av_log(avctx, AV_LOG_WARNING, "Frame duration too large: %"PRId64"\n", frame->duration); } else if (frame && frame->duration) duration = frame->duration; else if (avctx->framerate.num > 0 && avctx->framerate.den > 0) duration = av_rescale_q(1, av_inv_q(avctx->framerate), avctx->time_base); else { FF_DISABLE_DEPRECATION_WARNINGS duration = #if FF_API_TICKS_PER_FRAME avctx->ticks_per_frame ? avctx->ticks_per_frame : #endif 1; FF_ENABLE_DEPRECATION_WARNINGS } res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp, duration, flags, ctx->deadline); if (res != VPX_CODEC_OK) { log_encoder_error(avctx, "Error encoding frame"); return AVERROR_INVALIDDATA; } if (ctx->is_alpha) { res = vpx_codec_encode(&ctx->encoder_alpha, rawimg_alpha, timestamp, duration, flags, ctx->deadline); if (res != VPX_CODEC_OK) { log_encoder_error(avctx, "Error encoding alpha frame"); return AVERROR_INVALIDDATA; } } coded_size = queue_frames(avctx, &ctx->encoder, &ctx->coded_frame_list, pkt); if (ctx->is_alpha) { queue_frames(avctx, &ctx->encoder_alpha, &ctx->alpha_coded_frame_list, NULL); if (ctx->coded_frame_list && ctx->alpha_coded_frame_list) { struct FrameListData *cx_frame = ctx->coded_frame_list; struct FrameListData *alpha_cx_frame = ctx->alpha_coded_frame_list; av_assert0(!coded_size); /* return the leading frame if we've already begun queueing */ coded_size = storeframe(avctx, cx_frame, alpha_cx_frame, pkt); if (coded_size < 0) return coded_size; ctx->coded_frame_list = cx_frame->next; ctx->alpha_coded_frame_list = alpha_cx_frame->next; free_coded_frame(cx_frame); free_coded_frame(alpha_cx_frame); } } if (!frame && avctx->flags & AV_CODEC_FLAG_PASS1) { unsigned int b64_size = AV_BASE64_SIZE(ctx->twopass_stats.sz); avctx->stats_out = av_malloc(b64_size); if (!avctx->stats_out) { av_log(avctx, AV_LOG_ERROR, "Stat buffer alloc (%d bytes) failed\n", b64_size); return AVERROR(ENOMEM); } av_base64_encode(avctx->stats_out, b64_size, ctx->twopass_stats.buf, ctx->twopass_stats.sz); } else if (enccfg->ts_number_layers > 1 && ctx->ts_layer_flags) { ctx->current_temporal_idx = (ctx->current_temporal_idx + 1) % enccfg->ts_periodicity; } *got_packet = !!coded_size; return 0; } #define OFFSET(x) offsetof(VPxContext, x) #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM #define COMMON_OPTIONS \ { "lag-in-frames", "Number of frames to look ahead for " \ "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ { "arnr-strength", "altref noise reduction filter strength", OFFSET(arnr_strength), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ { "arnr-type", "altref noise reduction filter type", OFFSET(arnr_type), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, .unit = "arnr_type"}, \ { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, .unit = "arnr_type" }, \ { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, .unit = "arnr_type" }, \ { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, .unit = "arnr_type" }, \ { "tune", "Tune the encoding to a specific scenario", OFFSET(tune), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, .unit = "tune"}, \ { "psnr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_PSNR}, 0, 0, VE, .unit = "tune"}, \ { "ssim", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VP8_TUNE_SSIM}, 0, 0, VE, .unit = "tune"}, \ { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, .unit = "quality"}, \ { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, .unit = "quality"}, \ { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, .unit = "quality"}, \ { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, .unit = "quality"}, \ { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, .unit = "er"}, \ { "max-intra-rate", "Maximum I-frame bitrate (pct) 0=unlimited", OFFSET(max_intra_rate), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ { "default", "Improve resiliency against losses of whole frames", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_DEFAULT}, 0, 0, VE, .unit = "er"}, \ { "partitions", "The frame partitions are independently decodable " \ "by the bool decoder, meaning that partitions can be decoded even " \ "though earlier partitions have been lost. Note that intra prediction" \ " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, .unit = "er"}, \ { "crf", "Select the quality for constant quality mode", offsetof(VPxContext, crf), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 63, VE }, \ { "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 }, \ { "drop-threshold", "Frame drop threshold", offsetof(VPxContext, drop_threshold), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, VE }, \ { "noise-sensitivity", "Noise sensitivity", OFFSET(noise_sensitivity), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 4, VE}, \ { "undershoot-pct", "Datarate undershoot (min) target (%)", OFFSET(rc_undershoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, VE }, \ { "overshoot-pct", "Datarate overshoot (max) target (%)", OFFSET(rc_overshoot_pct), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, \ { "ts-parameters", "Temporal scaling configuration using a :-separated list of key=value parameters", OFFSET(vpx_ts_parameters), AV_OPT_TYPE_DICT, {.str=NULL}, 0, 0, VE}, \ #define LEGACY_OPTIONS \ {"speed", "", offsetof(VPxContext, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \ {"quality", "", offsetof(VPxContext, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, .unit = "quality"}, \ {"vp8flags", "", offsetof(VPxContext, flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, .unit = "flags"}, \ {"error_resilient", "enable error resilience", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, .unit = "flags"}, \ {"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, AV_OPT_TYPE_CONST, {.i64 = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, .unit = "flags"}, \ {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VPxContext, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \ {"arnr_strength", "altref noise reduction filter strength", offsetof(VPxContext, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \ {"arnr_type", "altref noise reduction filter type", offsetof(VPxContext, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE}, \ {"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VPxContext, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \ {"sharpness", "Increase sharpness at the expense of lower PSNR", offsetof(VPxContext, sharpness), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 7, VE}, #if CONFIG_LIBVPX_VP8_ENCODER static const AVOption vp8_options[] = { COMMON_OPTIONS { "auto-alt-ref", "Enable use of alternate reference " "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, { "screen-content-mode", "Encoder screen content mode", OFFSET(screen_content_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, LEGACY_OPTIONS { NULL } }; #endif #if CONFIG_LIBVPX_VP9_ENCODER static const AVOption vp9_options[] = { COMMON_OPTIONS { "auto-alt-ref", "Enable use of alternate reference " "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE}, { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, { "tile-rows", "Number of tile rows to use, log2", OFFSET(tile_rows), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, { "frame-parallel", "Enable frame parallel decodability features", OFFSET(frame_parallel), AV_OPT_TYPE_BOOL,{.i64 = -1}, -1, 1, VE}, #if VPX_ENCODER_ABI_VERSION >= 12 { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 4, VE, .unit = "aq_mode"}, #else { "aq-mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 3, VE, .unit = "aq_mode"}, #endif { "none", "Aq not used", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, .unit = "aq_mode" }, { "variance", "Variance based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, .unit = "aq_mode" }, { "complexity", "Complexity based Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, .unit = "aq_mode" }, { "cyclic", "Cyclic Refresh Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, .unit = "aq_mode" }, #if VPX_ENCODER_ABI_VERSION >= 12 { "equator360", "360 video Aq", 0, AV_OPT_TYPE_CONST, {.i64 = 4}, 0, 0, VE, .unit = "aq_mode" }, {"level", "Specify level", OFFSET(level), AV_OPT_TYPE_FLOAT, {.dbl=-1}, -1, 6.2, VE}, #endif #ifdef VPX_CTRL_VP9E_SET_ROW_MT {"row-mt", "Row based multi-threading", OFFSET(row_mt), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE}, #endif #ifdef VPX_CTRL_VP9E_SET_TUNE_CONTENT #if VPX_ENCODER_ABI_VERSION >= 14 { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE, .unit = "tune_content" }, #else { "tune-content", "Tune content type", OFFSET(tune_content), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE, .unit = "tune_content" }, #endif { "default", "Regular video content", 0, AV_OPT_TYPE_CONST, {.i64 = 0}, 0, 0, VE, .unit = "tune_content" }, { "screen", "Screen capture content", 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, .unit = "tune_content" }, #if VPX_ENCODER_ABI_VERSION >= 14 { "film", "Film content; improves grain retention", 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, .unit = "tune_content" }, #endif #endif #if VPX_ENCODER_ABI_VERSION >= 14 { "corpus-complexity", "corpus vbr complexity midpoint", OFFSET(corpus_complexity), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 10000, VE }, #endif #ifdef VPX_CTRL_VP9E_SET_TPL { "enable-tpl", "Enable temporal dependency model", OFFSET(tpl_model), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE }, #endif #ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL { "min-gf-interval", "Minimum golden/alternate reference frame interval", OFFSET(min_gf_interval), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE }, #endif LEGACY_OPTIONS { NULL } }; #endif #undef COMMON_OPTIONS #undef LEGACY_OPTIONS static const FFCodecDefault defaults[] = { { "b", "0" }, { "qmin", "-1" }, { "qmax", "-1" }, { "g", "-1" }, { "keyint_min", "-1" }, { NULL }, }; #if CONFIG_LIBVPX_VP8_ENCODER static av_cold int vp8_init(AVCodecContext *avctx) { return vpx_init(avctx, vpx_codec_vp8_cx()); } static const AVClass class_vp8 = { .class_name = "libvpx-vp8 encoder", .item_name = av_default_item_name, .option = vp8_options, .version = LIBAVUTIL_VERSION_INT, }; const FFCodec ff_libvpx_vp8_encoder = { .p.name = "libvpx", CODEC_LONG_NAME("libvpx VP8"), .p.type = AVMEDIA_TYPE_VIDEO, .p.id = AV_CODEC_ID_VP8, .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, .priv_data_size = sizeof(VPxContext), .init = vp8_init, FF_CODEC_ENCODE_CB(vpx_encode), .close = vpx_free, .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | FF_CODEC_CAP_AUTO_THREADS, .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE }, .p.priv_class = &class_vp8, .defaults = defaults, .p.wrapper_name = "libvpx", }; #endif /* CONFIG_LIBVPX_VP8_ENCODER */ #if CONFIG_LIBVPX_VP9_ENCODER static av_cold int vp9_init(AVCodecContext *avctx) { return vpx_init(avctx, vpx_codec_vp9_cx()); } static const enum AVPixelFormat vp9_pix_fmts_highcol[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_GBRP, AV_PIX_FMT_NONE }; static const enum AVPixelFormat vp9_pix_fmts_highbd[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV440P10, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV440P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_NONE }; static av_cold void vp9_init_static(FFCodec *codec) { vpx_codec_caps_t codec_caps = vpx_codec_get_caps(vpx_codec_vp9_cx()); if (codec_caps & VPX_CODEC_CAP_HIGHBITDEPTH) codec->p.pix_fmts = vp9_pix_fmts_highbd; else codec->p.pix_fmts = vp9_pix_fmts_highcol; } static const AVClass class_vp9 = { .class_name = "libvpx-vp9 encoder", .item_name = av_default_item_name, .option = vp9_options, .version = LIBAVUTIL_VERSION_INT, }; FFCodec ff_libvpx_vp9_encoder = { .p.name = "libvpx-vp9", CODEC_LONG_NAME("libvpx VP9"), .p.type = AVMEDIA_TYPE_VIDEO, .p.id = AV_CODEC_ID_VP9, .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, .p.profiles = NULL_IF_CONFIG_SMALL(ff_vp9_profiles), .p.priv_class = &class_vp9, .p.wrapper_name = "libvpx", .priv_data_size = sizeof(VPxContext), .init = vp9_init, FF_CODEC_ENCODE_CB(vpx_encode), .close = vpx_free, .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | FF_CODEC_CAP_AUTO_THREADS, .defaults = defaults, .init_static_data = vp9_init_static, }; #endif /* CONFIG_LIBVPX_VP9_ENCODER */