diff options
Diffstat (limited to 'ffmpeg/libavcodec/libvpxenc.c')
| -rw-r--r-- | ffmpeg/libavcodec/libvpxenc.c | 880 |
1 files changed, 0 insertions, 880 deletions
diff --git a/ffmpeg/libavcodec/libvpxenc.c b/ffmpeg/libavcodec/libvpxenc.c deleted file mode 100644 index 869c8fe..0000000 --- a/ffmpeg/libavcodec/libvpxenc.c +++ /dev/null @@ -1,880 +0,0 @@ -/* - * 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 encoder support via libvpx - */ - -#define VPX_DISABLE_CTRL_TYPECHECKS 1 -#define VPX_CODEC_DISABLE_COMPAT 1 -#include <vpx/vpx_encoder.h> -#include <vpx/vp8cx.h> - -#include "avcodec.h" -#include "internal.h" -#include "libavutil/avassert.h" -#include "libvpx.h" -#include "libavutil/base64.h" -#include "libavutil/common.h" -#include "libavutil/intreadwrite.h" -#include "libavutil/mathematics.h" -#include "libavutil/opt.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 */ - void *buf_alpha; - size_t sz_alpha; - int64_t pts; /**< time stamp to show frame - (in timebase units) */ - unsigned long duration; /**< duration 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[] */ - uint64_t frame_number; - struct FrameListData *next; -}; - -typedef struct VP8EncoderContext { - 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; - int deadline; //i.e., RT/GOOD/BEST - uint64_t sse[4]; - int have_sse; /**< true if we have pending sse[] */ - uint64_t frame_number; - struct FrameListData *coded_frame_list; - - int cpu_used; - /** - * 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 lag_in_frames; - int error_resilient; - int crf; - int max_intra_rate; - - // VP9-only - int lossless; - int tile_columns; - int tile_rows; - int frame_parallel; -} VP8Context; - -/** String mappings for enum vp8e_enc_control_id */ -static const char *const ctlidstr[] = { - [VP8E_UPD_ENTROPY] = "VP8E_UPD_ENTROPY", - [VP8E_UPD_REFERENCE] = "VP8E_UPD_REFERENCE", - [VP8E_USE_REFERENCE] = "VP8E_USE_REFERENCE", - [VP8E_SET_ROI_MAP] = "VP8E_SET_ROI_MAP", - [VP8E_SET_ACTIVEMAP] = "VP8E_SET_ACTIVEMAP", - [VP8E_SET_SCALEMODE] = "VP8E_SET_SCALEMODE", - [VP8E_SET_CPUUSED] = "VP8E_SET_CPUUSED", - [VP8E_SET_ENABLEAUTOALTREF] = "VP8E_SET_ENABLEAUTOALTREF", - [VP8E_SET_NOISE_SENSITIVITY] = "VP8E_SET_NOISE_SENSITIVITY", - [VP8E_SET_SHARPNESS] = "VP8E_SET_SHARPNESS", - [VP8E_SET_STATIC_THRESHOLD] = "VP8E_SET_STATIC_THRESHOLD", - [VP8E_SET_TOKEN_PARTITIONS] = "VP8E_SET_TOKEN_PARTITIONS", - [VP8E_GET_LAST_QUANTIZER] = "VP8E_GET_LAST_QUANTIZER", - [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_CQ_LEVEL] = "VP8E_SET_CQ_LEVEL", - [VP8E_SET_MAX_INTRA_BITRATE_PCT] = "VP8E_SET_MAX_INTRA_BITRATE_PCT", -#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", -#endif -}; - -static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc) -{ - VP8Context *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 width = -30; - int level = AV_LOG_DEBUG; - - 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" - " %*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, - 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(%zu)\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, "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); - 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 != NULL) - 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); - if (cx_frame->buf_alpha) - av_freep(&cx_frame->buf_alpha); - 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 av_cold int codecctl_int(AVCodecContext *avctx, - enum vp8e_enc_control_id id, int val) -{ - VP8Context *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 res == VPX_CODEC_OK ? 0 : AVERROR(EINVAL); -} - -static av_cold int vp8_free(AVCodecContext *avctx) -{ - VP8Context *ctx = avctx->priv_data; - - vpx_codec_destroy(&ctx->encoder); - if (ctx->is_alpha) - vpx_codec_destroy(&ctx->encoder_alpha); - av_freep(&ctx->twopass_stats.buf); - av_freep(&avctx->coded_frame); - av_freep(&avctx->stats_out); - free_frame_list(ctx->coded_frame_list); - return 0; -} - -static av_cold int vpx_init(AVCodecContext *avctx, - const struct vpx_codec_iface *iface) -{ - VP8Context *ctx = avctx->priv_data; - struct vpx_codec_enc_cfg enccfg; - struct vpx_codec_enc_cfg enccfg_alpha; - vpx_codec_flags_t flags = (avctx->flags & CODEC_FLAG_PSNR) ? VPX_CODEC_USE_PSNR : 0; - int res; - - 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); - } - - 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); - - 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 = avctx->thread_count; - enccfg.g_lag_in_frames= ctx->lag_in_frames; - - if (avctx->flags & CODEC_FLAG_PASS1) - enccfg.g_pass = VPX_RC_FIRST_PASS; - else if (avctx->flags & 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) - enccfg.rc_end_usage = VPX_CQ; - - if (avctx->bit_rate) { - enccfg.rc_target_bitrate = av_rescale_rnd(avctx->bit_rate, 1, 1000, - AV_ROUND_NEAR_INF); - } else { - if (enccfg.rc_end_usage == VPX_CQ) { - enccfg.rc_target_bitrate = 1000000; - } else { - avctx->bit_rate = enccfg.rc_target_bitrate * 1000; - av_log(avctx, AV_LOG_WARNING, - "Neither bitrate nor constrained quality specified, using default bitrate of %dkbit/sec\n", - enccfg.rc_target_bitrate); - } - } - - 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 (ctx->crf < enccfg.rc_min_quantizer || ctx->crf > enccfg.rc_max_quantizer) { - av_log(avctx, AV_LOG_ERROR, - "CQ level must be between minimum and maximum quantizer value (%d-%d)\n", - enccfg.rc_min_quantizer, enccfg.rc_max_quantizer); - return AVERROR(EINVAL); - } - } - - enccfg.rc_dropframe_thresh = avctx->frame_skip_threshold; - - //0-100 (0 => CBR, 100 => VBR) - enccfg.rc_2pass_vbr_bias_pct = round(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 (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; - enccfg.rc_undershoot_pct = round(avctx->rc_buffer_aggressivity * 100); - - //_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; - - 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; - ctx->twopass_stats.buf = av_malloc(ctx->twopass_stats.sz); - if (!ctx->twopass_stats.buf) { - av_log(avctx, AV_LOG_ERROR, - "Stat buffer alloc (%zu bytes) failed\n", - ctx->twopass_stats.sz); - return AVERROR(ENOMEM); - } - 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 != FF_PROFILE_UNKNOWN) - enccfg.g_profile = avctx->profile; - - enccfg.g_error_resilient = ctx->error_resilient || ctx->flags & VP8F_ERROR_RESILIENT; - - dump_enc_cfg(avctx, &enccfg); - /* Construct Encoder Context */ - res = vpx_codec_enc_init(&ctx->encoder, iface, &enccfg, flags); - if (res != VPX_CODEC_OK) { - log_encoder_error(avctx, "Failed to initialize encoder"); - return AVERROR(EINVAL); - } - - 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"); - if (ctx->cpu_used != INT_MIN) - 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, 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); - codecctl_int(avctx, VP8E_SET_NOISE_SENSITIVITY, avctx->noise_reduction); - if (avctx->codec_id == AV_CODEC_ID_VP8) - codecctl_int(avctx, VP8E_SET_TOKEN_PARTITIONS, av_log2(avctx->slices)); - codecctl_int(avctx, VP8E_SET_STATIC_THRESHOLD, avctx->mb_threshold); - 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); - } -#endif - - 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, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1, - (unsigned char*)1); - - if (ctx->is_alpha) - vpx_img_wrap(&ctx->rawimg_alpha, VPX_IMG_FMT_I420, avctx->width, avctx->height, 1, - (unsigned char*)1); - - avctx->coded_frame = av_frame_alloc(); - if (!avctx->coded_frame) { - av_log(avctx, AV_LOG_ERROR, "Error allocating coded frame\n"); - vp8_free(avctx); - return AVERROR(ENOMEM); - } - return 0; -} - -static inline void cx_pktcpy(struct FrameListData *dst, - const struct vpx_codec_cx_pkt *src, - const struct vpx_codec_cx_pkt *src_alpha, - VP8Context *ctx) -{ - dst->pts = src->data.frame.pts; - dst->duration = src->data.frame.duration; - 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 or increment frame_number */ - if (!(dst->flags & VPX_FRAME_IS_INVISIBLE)) { - dst->frame_number = ++ctx->frame_number; - 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; - } - } else { - dst->frame_number = -1; /* sanity marker */ - } - if (src_alpha) { - dst->buf_alpha = src_alpha->data.frame.buf; - dst->sz_alpha = src_alpha->data.frame.sz; - } - else { - dst->buf_alpha = NULL; - dst->sz_alpha = 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, - AVPacket *pkt, AVFrame *coded_frame) -{ - int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz); - uint8_t *side_data; - if (ret >= 0) { - memcpy(pkt->data, cx_frame->buf, pkt->size); - pkt->pts = pkt->dts = cx_frame->pts; - coded_frame->pts = cx_frame->pts; - coded_frame->key_frame = !!(cx_frame->flags & VPX_FRAME_IS_KEY); - - if (coded_frame->key_frame) { - coded_frame->pict_type = AV_PICTURE_TYPE_I; - pkt->flags |= AV_PKT_FLAG_KEY; - } else - coded_frame->pict_type = AV_PICTURE_TYPE_P; - - if (cx_frame->have_sse) { - int i; - /* Beware of the Y/U/V/all order! */ - coded_frame->error[0] = cx_frame->sse[1]; - coded_frame->error[1] = cx_frame->sse[2]; - coded_frame->error[2] = cx_frame->sse[3]; - coded_frame->error[3] = 0; // alpha - for (i = 0; i < 4; ++i) { - avctx->error[i] += coded_frame->error[i]; - } - cx_frame->have_sse = 0; - } - if (cx_frame->sz_alpha > 0) { - side_data = av_packet_new_side_data(pkt, - AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, - cx_frame->sz_alpha + 8); - if(side_data == NULL) { - av_free_packet(pkt); - av_free(pkt); - return AVERROR(ENOMEM); - } - AV_WB64(side_data, 1); - memcpy(side_data + 8, cx_frame->buf_alpha, cx_frame->sz_alpha); - } - } else { - 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, AVPacket *pkt_out, - AVFrame *coded_frame) -{ - VP8Context *ctx = avctx->priv_data; - const struct vpx_codec_cx_pkt *pkt; - const struct vpx_codec_cx_pkt *pkt_alpha = NULL; - const void *iter = NULL; - const void *iter_alpha = NULL; - int size = 0; - - if (ctx->coded_frame_list) { - struct FrameListData *cx_frame = ctx->coded_frame_list; - /* return the leading frame if we've already begun queueing */ - size = storeframe(avctx, cx_frame, pkt_out, coded_frame); - if (size < 0) - return size; - ctx->coded_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(&ctx->encoder, &iter)) && - (!ctx->is_alpha || - (ctx->is_alpha && (pkt_alpha = vpx_codec_get_cx_data(&ctx->encoder_alpha, &iter_alpha))))) { - switch (pkt->kind) { - case VPX_CODEC_CX_FRAME_PKT: - if (!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, pkt_alpha, ctx); - size = storeframe(avctx, &cx_frame, pkt_out, coded_frame); - if (size < 0) - return size; - } else { - struct FrameListData *cx_frame = - av_malloc(sizeof(struct FrameListData)); - - if (!cx_frame) { - av_log(avctx, AV_LOG_ERROR, - "Frame queue element alloc failed\n"); - return AVERROR(ENOMEM); - } - cx_pktcpy(cx_frame, pkt, pkt_alpha, ctx); - cx_frame->buf = av_malloc(cx_frame->sz); - - if (!cx_frame->buf) { - av_log(avctx, AV_LOG_ERROR, - "Data buffer alloc (%zu bytes) failed\n", - cx_frame->sz); - av_free(cx_frame); - return AVERROR(ENOMEM); - } - memcpy(cx_frame->buf, pkt->data.frame.buf, pkt->data.frame.sz); - if (ctx->is_alpha) { - cx_frame->buf_alpha = av_malloc(cx_frame->sz_alpha); - if (!cx_frame->buf_alpha) { - av_log(avctx, AV_LOG_ERROR, - "Data buffer alloc (%zu bytes) failed\n", - cx_frame->sz_alpha); - av_free(cx_frame); - return AVERROR(ENOMEM); - } - memcpy(cx_frame->buf_alpha, pkt_alpha->data.frame.buf, pkt_alpha->data.frame.sz); - } - coded_frame_add(&ctx->coded_frame_list, cx_frame); - } - break; - case VPX_CODEC_STATS_PKT: { - struct vpx_fixed_buf *stats = &ctx->twopass_stats; - int err; - if ((err = av_reallocp(&stats->buf, - stats->sz + - pkt->data.twopass_stats.sz)) < 0) { - stats->sz = 0; - av_log(avctx, AV_LOG_ERROR, "Stat buffer realloc failed\n"); - return err; - } - 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: - 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 vp8_encode(AVCodecContext *avctx, AVPacket *pkt, - const AVFrame *frame, int *got_packet) -{ - VP8Context *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; - - if (frame) { - 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) { - uint8_t *u_plane, *v_plane; - rawimg_alpha = &ctx->rawimg_alpha; - rawimg_alpha->planes[VPX_PLANE_Y] = frame->data[3]; - u_plane = av_malloc(frame->linesize[1] * frame->height); - memset(u_plane, 0x80, frame->linesize[1] * frame->height); - rawimg_alpha->planes[VPX_PLANE_U] = u_plane; - v_plane = av_malloc(frame->linesize[2] * frame->height); - memset(v_plane, 0x80, frame->linesize[2] * frame->height); - rawimg_alpha->planes[VPX_PLANE_V] = v_plane; - rawimg_alpha->stride[VPX_PLANE_Y] = frame->linesize[0]; - rawimg_alpha->stride[VPX_PLANE_U] = frame->linesize[1]; - rawimg_alpha->stride[VPX_PLANE_V] = frame->linesize[2]; - } - timestamp = frame->pts; - if (frame->pict_type == AV_PICTURE_TYPE_I) - flags |= VPX_EFLAG_FORCE_KF; - } - - res = vpx_codec_encode(&ctx->encoder, rawimg, timestamp, - avctx->ticks_per_frame, 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, - avctx->ticks_per_frame, flags, ctx->deadline); - if (res != VPX_CODEC_OK) { - log_encoder_error(avctx, "Error encoding alpha frame"); - return AVERROR_INVALIDDATA; - } - } - - coded_size = queue_frames(avctx, pkt, avctx->coded_frame); - - if (!frame && avctx->flags & 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); - } - - if (rawimg_alpha) { - av_free(rawimg_alpha->planes[VPX_PLANE_U]); - av_free(rawimg_alpha->planes[VPX_PLANE_V]); - } - - *got_packet = !!coded_size; - return 0; -} - -#define OFFSET(x) offsetof(VP8Context, x) -#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM - -#ifndef VPX_ERROR_RESILIENT_DEFAULT -#define VPX_ERROR_RESILIENT_DEFAULT 1 -#define VPX_ERROR_RESILIENT_PARTITIONS 2 -#endif - -#define COMMON_OPTIONS \ - { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = INT_MIN}, INT_MIN, INT_MAX, VE}, \ - { "auto-alt-ref", "Enable use of alternate reference " \ - "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, \ - { "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, "arnr_type"}, \ - { "backward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 1}, 0, 0, VE, "arnr_type" }, \ - { "forward", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 2}, 0, 0, VE, "arnr_type" }, \ - { "centered", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = 3}, 0, 0, VE, "arnr_type" }, \ - { "deadline", "Time to spend encoding, in microseconds.", OFFSET(deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ - { "best", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_BEST_QUALITY}, 0, 0, VE, "quality"}, \ - { "good", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_GOOD_QUALITY}, 0, 0, VE, "quality"}, \ - { "realtime", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = VPX_DL_REALTIME}, 0, 0, VE, "quality"}, \ - { "error-resilient", "Error resilience configuration", OFFSET(error_resilient), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, VE, "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, "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 predicition" \ - " is still done over the partition boundary.", 0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"}, \ - { "crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 63, VE }, \ - -#define LEGACY_OPTIONS \ - {"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, \ - {"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"}, \ - {"vp8flags", "", offsetof(VP8Context, flags), FF_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"}, \ - {"error_resilient", "enable error resilience", 0, FF_OPT_TYPE_CONST, {.dbl = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"}, \ - {"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"}, \ - {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE}, \ - {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE}, \ - {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, 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(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE}, \ - -#if CONFIG_LIBVPX_VP8_ENCODER -static const AVOption vp8_options[] = { - COMMON_OPTIONS - LEGACY_OPTIONS - { NULL } -}; -#endif - -#if CONFIG_LIBVPX_VP9_ENCODER -static const AVOption vp9_options[] = { - COMMON_OPTIONS - { "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_INT, {.i64 = -1}, -1, 1, VE}, - LEGACY_OPTIONS - { NULL } -}; -#endif - -#undef COMMON_OPTIONS -#undef LEGACY_OPTIONS - -static const AVCodecDefault defaults[] = { - { "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_algo); -} - -static const AVClass class_vp8 = { - .class_name = "libvpx-vp8 encoder", - .item_name = av_default_item_name, - .option = vp8_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -AVCodec ff_libvpx_vp8_encoder = { - .name = "libvpx", - .long_name = NULL_IF_CONFIG_SMALL("libvpx VP8"), - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_VP8, - .priv_data_size = sizeof(VP8Context), - .init = vp8_init, - .encode2 = vp8_encode, - .close = vp8_free, - .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, - .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_NONE }, - .priv_class = &class_vp8, - .defaults = defaults, -}; -#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_algo); -} - -static const AVClass class_vp9 = { - .class_name = "libvpx-vp9 encoder", - .item_name = av_default_item_name, - .option = vp9_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -AVCodec ff_libvpx_vp9_encoder = { - .name = "libvpx-vp9", - .long_name = NULL_IF_CONFIG_SMALL("libvpx VP9"), - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_VP9, - .priv_data_size = sizeof(VP8Context), - .init = vp9_init, - .encode2 = vp8_encode, - .close = vp8_free, - .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, - .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, - .priv_class = &class_vp9, - .defaults = defaults, - .init_static_data = ff_vp9_init_static, -}; -#endif /* CONFIG_LIBVPX_VP9_ENCODER */ |