From add426a72d980a3037333c43cf91b46d8616436e Mon Sep 17 00:00:00 2001
From: hassene <hassene.tmar@intel.com>
Date: Sun, 21 May 2023 17:54:03 -0400
Subject: [PATCH] Add ability for ffmpeg to run svt vp9
Signed-off-by: hassene <hassene.tmar@intel.com>
Signed-off-by: Jing Sun <jing.a.sun@intel.com>
Signed-off-by: Austin Hu <austin.hu@intel.com>
Signed-off-by: Andrei Bich <dronimal@yandex-team.ru>
Signed-off-by: Guo Jiansheng <jiansheng.guo@intel.com>
Co-Authored-By: Fredrick R. Brennan <copypaste@kittens.ph>
---
configure | 4 +
libavcodec/Makefile | 1 +
libavcodec/allcodecs.c | 1 +
libavcodec/libsvt_vp9.c | 700 ++++++++++++++++++++++++++++++++++++++++
4 files changed, 706 insertions(+)
create mode 100644 libavcodec/libsvt_vp9.c
diff --git a/configure b/configure
index a54398c57f..dd7607731f 100755
--- a/configure
+++ b/configure
@@ -289,6 +289,7 @@ External library support:
--enable-libvorbis enable Vorbis en/decoding via libvorbis,
native implementation exists [no]
--enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
+ --enable-libsvtvp9 enable VP9 encoding via svt [no]
--enable-libwebp enable WebP encoding via libwebp [no]
--enable-libx264 enable H.264 encoding via x264 [no]
--enable-libx265 enable HEVC encoding via x265 [no]
@@ -1848,6 +1849,7 @@ EXTERNAL_LIBRARY_LIST="
libshaderc
libshine
libsmbclient
+ libsvtvp9
libsnappy
libsoxr
libspeex
@@ -3390,6 +3392,7 @@ libvpx_vp8_decoder_deps="libvpx"
libvpx_vp8_encoder_deps="libvpx"
libvpx_vp9_decoder_deps="libvpx"
libvpx_vp9_encoder_deps="libvpx"
+libsvt_vp9_encoder_deps="libsvtvp9"
libwebp_encoder_deps="libwebp"
libwebp_anim_encoder_deps="libwebp"
libx262_encoder_deps="libx262"
@@ -6727,6 +6730,7 @@ enabled libvpx && {
fi
}
+enabled libsvtvp9 && require_pkg_config libsvtvp9 SvtVp9Enc EbSvtVp9Enc.h eb_vp9_svt_init_handle
enabled libwebp && {
enabled libwebp_encoder && require_pkg_config libwebp "libwebp >= 0.2.0" webp/encode.h WebPGetEncoderVersion
enabled libwebp_anim_encoder && check_pkg_config libwebp_anim_encoder "libwebpmux >= 0.4.0" webp/mux.h WebPAnimEncoderOptionsInit; }
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 9c38240025..1984cb970c 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -1128,6 +1128,7 @@ OBJS-$(CONFIG_LIBVPX_VP8_DECODER) += libvpxdec.o
OBJS-$(CONFIG_LIBVPX_VP8_ENCODER) += libvpxenc.o
OBJS-$(CONFIG_LIBVPX_VP9_DECODER) += libvpxdec.o
OBJS-$(CONFIG_LIBVPX_VP9_ENCODER) += libvpxenc.o
+OBJS-$(CONFIG_LIBSVT_VP9_ENCODER) += libsvt_vp9.o
OBJS-$(CONFIG_LIBWEBP_ENCODER) += libwebpenc_common.o libwebpenc.o
OBJS-$(CONFIG_LIBWEBP_ANIM_ENCODER) += libwebpenc_common.o libwebpenc_animencoder.o
OBJS-$(CONFIG_LIBX262_ENCODER) += libx264.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index 184bb8521f..bda526f755 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -801,6 +801,7 @@ extern const FFCodec ff_libvpx_vp8_encoder;
extern const FFCodec ff_libvpx_vp8_decoder;
extern FFCodec ff_libvpx_vp9_encoder;
extern const FFCodec ff_libvpx_vp9_decoder;
+extern const FFCodec ff_libsvt_vp9_encoder;
/* preferred over libwebp */
extern const FFCodec ff_libwebp_anim_encoder;
extern const FFCodec ff_libwebp_encoder;
diff --git a/libavcodec/libsvt_vp9.c b/libavcodec/libsvt_vp9.c
new file mode 100644
index 0000000000..5f99367924
--- /dev/null
+++ b/libavcodec/libsvt_vp9.c
@@ -0,0 +1,700 @@
+/*
+* Scalable Video Technology for VP9 encoder library plugin
+*
+* Copyright (c) 2018 Intel Corporation
+*
+* 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 this program; if not, write to the Free Software
+* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#include <stdint.h>
+#include "EbSvtVp9ErrorCodes.h"
+#include "EbSvtVp9Enc.h"
+
+#include "libavutil/common.h"
+#include "libavutil/frame.h"
+#include "libavutil/opt.h"
+#include "libavcodec/get_bits.h"
+
+#include "codec_internal.h"
+#include "internal.h"
+#include "encode.h"
+#include "avcodec.h"
+
+#define SUPERFRAME_INDEX_MAX_SIZE 128
+
+#define RECIVED_FRAMES_MAX_SIZE 32
+#define MAX_VP9_SUPERFRAME_SIZE 8
+
+typedef enum eos_status {
+ EOS_NOT_REACHED = 0,
+ EOS_REACHED,
+ EOS_TOTRIGGER
+}EOS_STATUS;
+
+typedef struct SvtReceivedFrameStruct {
+ // fields for AVPacket
+ AVBufferRef *buf;
+ int64_t pts;
+ int64_t dts;
+ int size;
+ int flags;
+
+ // svt fields:
+ int ready_flag; // frame or superframe in data is visible
+ int frames_count;
+ int frames_sizes[MAX_VP9_SUPERFRAME_SIZE];
+} SvtReceivedFrameStruct;
+
+typedef struct SvtContext {
+ AVClass *class;
+
+ EbSvtVp9EncConfiguration enc_params;
+ EbComponentType *svt_handle;
+
+ EbBufferHeaderType *in_buf;
+ int raw_size;
+
+ AVFrame *frame;
+
+ AVBufferPool* pool;
+
+ EOS_STATUS eos_flag;
+
+ // User options.
+ int enc_mode;
+ int rc_mode;
+ int tune;
+ int qp;
+
+ int target_socket;
+
+ int forced_idr;
+
+ int level;
+
+ int base_layer_switch_mode;
+
+
+ int64_t last_ready_dts;
+ SvtReceivedFrameStruct received_frames[RECIVED_FRAMES_MAX_SIZE];
+ int received_frames_size;
+} SvtContext;
+
+static int error_mapping(EbErrorType svt_ret)
+{
+ int err;
+
+ switch (svt_ret) {
+ case EB_ErrorInsufficientResources:
+ err = AVERROR(ENOMEM);
+ break;
+
+ case EB_ErrorUndefined:
+ case EB_ErrorInvalidComponent:
+ case EB_ErrorBadParameter:
+ err = AVERROR(EINVAL);
+ break;
+
+ case EB_ErrorDestroyThreadFailed:
+ case EB_ErrorSemaphoreUnresponsive:
+ case EB_ErrorDestroySemaphoreFailed:
+ case EB_ErrorCreateMutexFailed:
+ case EB_ErrorMutexUnresponsive:
+ case EB_ErrorDestroyMutexFailed:
+ err = AVERROR_EXTERNAL;
+ break;
+
+ case EB_NoErrorEmptyQueue:
+ err = AVERROR(EAGAIN);
+
+ case EB_ErrorNone:
+ err = 0;
+ break;
+
+ default:
+ err = AVERROR_UNKNOWN;
+ }
+
+ return err;
+}
+
+static void free_buffer(SvtContext *svt_enc)
+{
+ if (svt_enc->in_buf) {
+ EbSvtEncInput *in_data = (EbSvtEncInput *)svt_enc->in_buf->p_buffer;
+ av_freep(&in_data);
+ av_freep(&svt_enc->in_buf);
+ }
+ av_buffer_pool_uninit(&svt_enc->pool);
+}
+
+static int alloc_buffer(EbSvtVp9EncConfiguration *config, SvtContext *svt_enc)
+{
+ const size_t luma_size_8bit =
+ config->source_width * config->source_height;
+ const size_t luma_size_10bit =
+ (config->encoder_bit_depth > 8) ? luma_size_8bit : 0;
+
+ EbSvtEncInput *in_data;
+
+ svt_enc->raw_size = ((luma_size_8bit + luma_size_10bit) * 3 / 2) * MAX_VP9_SUPERFRAME_SIZE + SUPERFRAME_INDEX_MAX_SIZE;
+
+ // allocate buffer for in and out
+ svt_enc->in_buf = av_mallocz(sizeof(*svt_enc->in_buf));
+ if (!svt_enc->in_buf)
+ goto failed;
+
+
+ svt_enc->in_buf->p_buffer = (unsigned char *)av_mallocz(sizeof(*in_data));
+ if (!svt_enc->in_buf->p_buffer)
+ goto failed;
+
+ svt_enc->in_buf->size = sizeof(*svt_enc->in_buf);
+ svt_enc->in_buf->p_app_private = NULL;
+
+ svt_enc->pool = av_buffer_pool_init(svt_enc->raw_size, NULL);
+ if (!svt_enc->pool)
+ goto failed;
+
+ svt_enc->received_frames_size = 0;
+ svt_enc->last_ready_dts = -1e9;
+
+ return 0;
+
+failed:
+ free_buffer(svt_enc);
+ return AVERROR(ENOMEM);
+}
+
+static int config_enc_params(EbSvtVp9EncConfiguration *param,
+ AVCodecContext *avctx)
+{
+ SvtContext *svt_enc = avctx->priv_data;
+ int ret;
+ int ten_bits = 0;
+
+ param->source_width = avctx->width;
+ param->source_height = avctx->height;
+
+ if (avctx->pix_fmt == AV_PIX_FMT_YUV420P10LE) {
+ av_log(avctx, AV_LOG_DEBUG , "Encoder 10 bits depth input\n");
+ // Disable Compressed 10-bit format default
+ ten_bits = 1;
+ }
+
+ // Update param from options
+ param->enc_mode = svt_enc->enc_mode;
+ param->level = svt_enc->level;
+ param->rate_control_mode = svt_enc->rc_mode;
+ param->tune = svt_enc->tune;
+ param->base_layer_switch_mode = svt_enc->base_layer_switch_mode;
+ param->qp = svt_enc->qp;
+ param->target_socket = svt_enc->target_socket;
+ param->target_bit_rate = avctx->bit_rate;
+ if (avctx->gop_size > 0)
+ param->intra_period = avctx->gop_size - 1;
+
+ if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
+ param->frame_rate_numerator = avctx->framerate.num;
+ param->frame_rate_denominator = avctx->framerate.den * avctx->ticks_per_frame;
+ } else {
+ param->frame_rate_numerator = avctx->time_base.den;
+ param->frame_rate_denominator = avctx->time_base.num * avctx->ticks_per_frame;
+ }
+
+ if (param->rate_control_mode) {
+ param->max_qp_allowed = avctx->qmax;
+ param->min_qp_allowed = avctx->qmin;
+ }
+
+ if (ten_bits) {
+ param->encoder_bit_depth = 10;
+ }
+
+ ret = alloc_buffer(param, svt_enc);
+
+ return ret;
+}
+
+static void read_in_data(EbSvtVp9EncConfiguration *config,
+ const AVFrame *frame,
+ EbBufferHeaderType *headerPtr)
+{
+ uint8_t is16bit = config->encoder_bit_depth > 8;
+ uint64_t luma_size =
+ (uint64_t)config->source_width * config->source_height<< is16bit;
+ EbSvtEncInput *in_data = (EbSvtEncInput *)headerPtr->p_buffer;
+
+ // support yuv420p and yuv420p010
+ in_data->luma = frame->data[0];
+ in_data->cb = frame->data[1];
+ in_data->cr = frame->data[2];
+
+ // stride info
+ in_data->y_stride = frame->linesize[0] >> is16bit;
+ in_data->cb_stride = frame->linesize[1] >> is16bit;
+ in_data->cr_stride = frame->linesize[2] >> is16bit;
+
+ headerPtr->n_filled_len += luma_size * 3/2u;
+}
+
+static av_cold int eb_enc_init(AVCodecContext *avctx)
+{
+ SvtContext *svt_enc = avctx->priv_data;
+ EbErrorType svt_ret;
+
+ svt_enc->eos_flag = EOS_NOT_REACHED;
+
+ svt_ret = eb_vp9_svt_init_handle(&svt_enc->svt_handle, svt_enc, &svt_enc->enc_params);
+ if (svt_ret != EB_ErrorNone) {
+ av_log(avctx, AV_LOG_ERROR, "Error init encoder handle\n");
+ goto failed;
+ }
+
+ svt_ret = config_enc_params(&svt_enc->enc_params, avctx);
+ if (svt_ret != EB_ErrorNone) {
+ av_log(avctx, AV_LOG_ERROR, "Error configure encoder parameters\n");
+ goto failed_init_handle;
+ }
+
+ svt_ret = eb_vp9_svt_enc_set_parameter(svt_enc->svt_handle, &svt_enc->enc_params);
+ if (svt_ret != EB_ErrorNone) {
+ av_log(avctx, AV_LOG_ERROR, "Error setting encoder parameters\n");
+ goto failed_init_handle;
+ }
+
+ svt_ret = eb_vp9_init_encoder(svt_enc->svt_handle);
+ if (svt_ret != EB_ErrorNone) {
+ av_log(avctx, AV_LOG_ERROR, "Error init encoder\n");
+ goto failed_init_handle;
+ }
+
+ svt_enc->frame = av_frame_alloc();
+ if (!svt_enc->frame)
+ return AVERROR(ENOMEM);
+
+ // if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
+ // EbBufferHeaderType* headerPtr;
+ // headerPtr->size = sizeof(headerPtr);
+ // headerPtr->n_filled_len = 0; /* in/out */
+ // headerPtr->p_buffer = av_malloc(10 * 1024 * 1024);
+ // headerPtr->n_alloc_len = (10 * 1024 * 1024);
+ //
+ // if (!headerPtr->p_buffer) {
+ // av_log(avctx, AV_LOG_ERROR,
+ // "Cannot allocate buffer size %d.\n", headerPtr->n_alloc_len);
+ // svt_ret = EB_ErrorInsufficientResources;
+ // goto failed_init_enc;
+ // }
+ //
+ // svt_ret = eb_svt_enc_stream_header(svt_enc->svt_handle, &headerPtr);
+ // if (svt_ret != EB_ErrorNone) {
+ // av_log(avctx, AV_LOG_ERROR, "Error when build stream header.\n");
+ // av_freep(&headerPtr->p_buffer);
+ // goto failed_init_enc;
+ // }
+ //
+ // avctx->extradata_size = headerPtr->n_filled_len;
+ // avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
+ // if (!avctx->extradata) {
+ // av_log(avctx, AV_LOG_ERROR,
+ // "Cannot allocate VP9 header of size %d.\n", avctx->extradata_size);
+ // av_freep(&headerPtr->p_buffer);
+ // svt_ret = EB_ErrorInsufficientResources;
+ // goto failed_init_enc;
+ // }
+ // memcpy(avctx->extradata, headerPtr->p_buffer, avctx->extradata_size);
+ //
+ // av_freep(&headerPtr->p_buffer);
+ // }
+ return 0;
+
+//failed_init_enc:
+// eb_deinit_encoder(svt_enc->svt_handle);
+failed_init_handle:
+ eb_vp9_deinit_handle(svt_enc->svt_handle);
+failed:
+ free_buffer(svt_enc);
+ return error_mapping(svt_ret);
+}
+
+static int eb_send_frame(AVCodecContext *avctx, const AVFrame *frame)
+{
+ SvtContext *svt_enc = avctx->priv_data;
+ EbBufferHeaderType *headerPtr = svt_enc->in_buf;
+
+ if (!frame) {
+ if (svt_enc->eos_flag == EOS_REACHED)
+ return 0;
+
+ EbBufferHeaderType headerPtrLast;
+ headerPtrLast.n_alloc_len = 0;
+ headerPtrLast.n_filled_len = 0;
+ headerPtrLast.n_tick_count = 0;
+ headerPtrLast.p_app_private = NULL;
+ headerPtrLast.p_buffer = NULL;
+ headerPtrLast.flags = EB_BUFFERFLAG_EOS;
+
+ eb_vp9_svt_enc_send_picture(svt_enc->svt_handle, &headerPtrLast);
+ svt_enc->eos_flag = EOS_REACHED;
+ av_log(avctx, AV_LOG_DEBUG, "Finish sending frames!!!\n");
+ return 0;
+ }
+
+ read_in_data(&svt_enc->enc_params, frame, headerPtr);
+
+ headerPtr->flags = 0;
+ headerPtr->p_app_private = NULL;
+ headerPtr->pts = frame->pts;
+ switch (frame->pict_type) {
+ case AV_PICTURE_TYPE_I:
+ headerPtr->pic_type = svt_enc->forced_idr > 0 ? EB_IDR_PICTURE : EB_I_PICTURE;
+ break;
+ case AV_PICTURE_TYPE_P:
+ headerPtr->pic_type = EB_P_PICTURE;
+ break;
+ case AV_PICTURE_TYPE_B:
+ headerPtr->pic_type = EB_B_PICTURE;
+ break;
+ default:
+ headerPtr->pic_type = EB_INVALID_PICTURE;
+ break;
+ }
+ eb_vp9_svt_enc_send_picture(svt_enc->svt_handle, headerPtr);
+
+ return 0;
+}
+
+static int is_frame_visible(uint8_t const* ptr, int size) {
+ GetBitContext gb;
+ int ret, visible, profile;
+ if ((ret = init_get_bits8(&gb, ptr, size)) < 0) {
+ return ret;
+ }
+
+ // frame marker
+ get_bits(&gb, 2);
+ profile = get_bits1(&gb);
+ profile |= get_bits1(&gb) << 1;
+
+ // reserved_zero
+ if (profile == 3) profile += get_bits1(&gb); // reserved_zero
+
+ // read show_existing_frame
+ if (get_bits1(&gb)) {
+ // show_existing_frame == 1
+ visible = 1;
+ } else {
+ // show_existing_frame == 0
+ // keyframe (frame_type actually)
+ get_bits1(&gb);
+ // read show_frame
+ visible = get_bits1(&gb) ? 2 : 0;
+ }
+
+ return visible;
+}
+
+static int get_received_frame(SvtContext *svt_enc, AVPacket *pkt) {
+ SvtReceivedFrameStruct* rfs = &svt_enc->received_frames[0];
+
+ if (svt_enc->received_frames_size == 0 || !rfs->ready_flag) {
+ return AVERROR(EAGAIN);
+ }
+
+ pkt->buf = rfs->buf;
+ pkt->data = rfs->buf->data;
+ pkt->dts = rfs->dts;
+ pkt->pts = rfs->pts;
+ pkt->flags = rfs->flags;
+ pkt->size = rfs->size;
+
+ --svt_enc->received_frames_size;
+ for (int i = 0; i < svt_enc->received_frames_size; ++i) {
+ svt_enc->received_frames[i] = svt_enc->received_frames[i + 1];
+ }
+
+ return 0;
+}
+
+static int put_received_frame(AVCodecContext *avctx, uint8_t* data, int size, int keyframe, int64_t dts, int64_t pts) {
+ SvtContext *svt_enc = avctx->priv_data;
+ SvtReceivedFrameStruct* rfs;
+
+ if (svt_enc->received_frames_size == 0 || svt_enc->received_frames[svt_enc->received_frames_size - 1].ready_flag) {
+ ++svt_enc->received_frames_size;
+ if (svt_enc->received_frames_size > RECIVED_FRAMES_MAX_SIZE) {
+ av_log(avctx, AV_LOG_ERROR, "Fail: svt_enc->received_frames_size > RECIVED_FRAMES_MAX_SIZE \n");
+ return AVERROR_BUG;
+ }
+
+ rfs = &svt_enc->received_frames[svt_enc->received_frames_size - 1];
+
+ rfs->buf = av_buffer_pool_get(svt_enc->pool);
+ if (!rfs->buf) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to allocate output packet.\n");
+ return AVERROR(ENOMEM);
+ }
+
+ rfs->size = 0;
+ rfs->flags = 0;
+ rfs->ready_flag = 0;
+ rfs->frames_count = 0;
+ } else {
+ rfs = &svt_enc->received_frames[svt_enc->received_frames_size - 1];
+ }
+
+ rfs->pts = pts;
+ rfs->dts = dts;
+ rfs->flags = (keyframe ? AV_PKT_FLAG_KEY : 0);
+
+ ++rfs->frames_count;
+ if (rfs->frames_count > MAX_VP9_SUPERFRAME_SIZE) {
+ av_log(avctx, AV_LOG_ERROR, "Fail: rfs->frames_count > MAX_VP9_SUPERFRAME_SIZE \n");
+ return AVERROR_BUG;
+ }
+
+ rfs->frames_sizes[rfs->frames_count - 1] = size;
+
+ memcpy(rfs->buf->data + rfs->size, data, size);
+ rfs->size += size;
+
+ int visible = is_frame_visible(data, size);
+ if (visible < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Fail: is_frame_visible \n");
+ return visible;
+ }
+
+
+ rfs->ready_flag = visible;
+
+ if (rfs->ready_flag) {
+ if (rfs->dts <= svt_enc->last_ready_dts) {
+ rfs->dts = svt_enc->last_ready_dts + 1;
+ }
+ svt_enc->last_ready_dts = rfs->dts;
+
+ }
+
+ // add superframe_index if needed
+ if (rfs->ready_flag && rfs->frames_count > 1) {
+ // superframe_header:
+ // 110 - superframe_marker
+ // 11 = 3 = bytes_per_framesize_minus_1 - use 4-bytes size
+ // xxx = frames_in_superframe_minus_1
+ uint8_t header = 0b11011000;
+ header |= (rfs->frames_count - 1) & 0b111;
+
+ uint8_t* ptr = rfs->buf->data + rfs->size;
+
+ ptr[0] = header;
+ ++ptr;
+
+ for (int i = 0; i < rfs->frames_count; ++i) {
+ ptr[0] = (rfs->frames_sizes[i] >> 0) & 0xff;
+ ptr[1] = (rfs->frames_sizes[i] >> 8) & 0xff;
+ ptr[2] = (rfs->frames_sizes[i] >> 16) & 0xff;
+ ptr[3] = (rfs->frames_sizes[i] >> 24) & 0xff;
+
+ ptr += 4;
+ }
+
+ ptr[0] = header;
+ ++ptr;
+
+ rfs->size = ptr - rfs->buf->data;
+ }
+
+ return 0;
+}
+
+static int eb_receive_packet(AVCodecContext *avctx, AVPacket *pkt)
+{
+ SvtContext *svt_enc = avctx->priv_data;
+ EbBufferHeaderType *headerPtr;
+ EbErrorType svt_ret;
+ AVBufferRef *ref;
+ int ret = 0;
+
+ if (get_received_frame(svt_enc, pkt) == 0) {
+ return 0;
+ }
+
+ if (EOS_TOTRIGGER == svt_enc->eos_flag) {
+ pkt = NULL;
+ return AVERROR_EOF;
+ }
+
+ AVFrame *frame = svt_enc->frame;
+ ret = ff_encode_get_frame(avctx, frame);
+ if (ret < 0 && ret != AVERROR_EOF) {
+ return ret;
+ }
+ if (ret == AVERROR_EOF)
+ frame = NULL;
+
+ ret = eb_send_frame(avctx, frame);
+ if (ret < 0)
+ return ret;
+ av_frame_unref(svt_enc->frame);
+
+ for (;;) {
+ svt_ret = eb_vp9_svt_get_packet(svt_enc->svt_handle, &headerPtr, svt_enc->eos_flag);
+ if (svt_ret == EB_NoErrorEmptyQueue) {
+ return AVERROR(EAGAIN);
+ }
+
+ if (EB_BUFFERFLAG_EOS & headerPtr->flags)
+ svt_enc->eos_flag = EOS_TOTRIGGER;
+
+ ret = 0;
+
+ // ignore headerPtr->dts on purpose
+
+ if (headerPtr->flags & EB_BUFFERFLAG_SHOW_EXT) {
+ ret = put_received_frame(avctx, headerPtr->p_buffer, headerPtr->n_filled_len - 4, 0, headerPtr->pts - 3, headerPtr->pts - 3);
+ if (ret != 0) goto end;
+ ret = put_received_frame(avctx, headerPtr->p_buffer + headerPtr->n_filled_len - 4, 1, 0, headerPtr->pts - 2, headerPtr->pts - 2);
+ if (ret != 0) goto end;
+ ret = put_received_frame(avctx, headerPtr->p_buffer + headerPtr->n_filled_len - 3, 1, 0, headerPtr->pts - 1, headerPtr->pts - 1);
+ if (ret != 0) goto end;
+ ret = put_received_frame(avctx, headerPtr->p_buffer + headerPtr->n_filled_len - 2, 1, 0, headerPtr->pts + 0, headerPtr->pts + 0);
+ if (ret != 0) goto end;
+ ret = put_received_frame(avctx, headerPtr->p_buffer + headerPtr->n_filled_len - 1, 1, 0, headerPtr->pts + 1, headerPtr->pts + 1);
+ if (ret != 0) goto end;
+ } else {
+ ret = put_received_frame(avctx, headerPtr->p_buffer, headerPtr->n_filled_len, headerPtr->pic_type == EB_IDR_PICTURE, headerPtr->pts, headerPtr->pts);
+ if (ret != 0) goto end;
+ }
+
+ ret = get_received_frame(svt_enc, pkt);
+
+ end:
+ eb_vp9_svt_release_out_buffer(&headerPtr);
+
+ if (ret == AVERROR(EAGAIN)) {
+ continue;
+ }
+
+ break;
+ }
+
+
+
+ return ret;
+}
+
+static av_cold int eb_enc_close(AVCodecContext *avctx)
+{
+ SvtContext *svt_enc = avctx->priv_data;
+
+ eb_vp9_deinit_encoder(svt_enc->svt_handle);
+ eb_vp9_deinit_handle(svt_enc->svt_handle);
+
+ av_frame_free(&svt_enc->frame);
+
+ free_buffer(svt_enc);
+
+ return 0;
+}
+
+#define OFFSET(x) offsetof(SvtContext, x)
+#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
+static const AVOption options[] = {
+ { "preset", "Encoding preset [1, 1]",
+ OFFSET(enc_mode), AV_OPT_TYPE_INT, { .i64 = 9 }, 0, 9, VE },
+
+ { "level", "Set level (level_idc)", OFFSET(level),
+ AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 0xff, VE, "level" },
+
+#define LEVEL(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \
+ { .i64 = value }, 0, 0, VE, "level"
+ { LEVEL("1", 10) },
+ { LEVEL("2", 20) },
+ { LEVEL("2.1", 21) },
+ { LEVEL("3", 30) },
+ { LEVEL("3.1", 31) },
+ { LEVEL("4", 40) },
+ { LEVEL("4.1", 41) },
+ { LEVEL("5", 50) },
+ { LEVEL("5.1", 51) },
+ { LEVEL("5.2", 52) },
+ { LEVEL("6", 60) },
+ { LEVEL("6.1", 61) },
+ { LEVEL("6.2", 62) },
+#undef LEVEL
+
+ { "tune", "Tune mode", OFFSET(tune),
+ AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, VE , "tune"},
+ { "vq", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, INT_MIN, INT_MAX, VE, "tune" },
+ { "ssim", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, VE, "tune" },
+ { "vmaf", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, INT_MIN, INT_MAX, VE, "tune" },
+
+ { "rc", "Bit rate control mode", OFFSET(rc_mode),
+ AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, VE , "rc"},
+ { "cqp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, INT_MIN, INT_MAX, VE, "rc" },
+ { "vbr", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, VE, "rc" },
+ { "cbr", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, INT_MIN, INT_MAX, VE, "rc" },
+
+ { "qp", "QP value for intra frames", OFFSET(qp),
+ AV_OPT_TYPE_INT, { .i64 = 32 }, 0, 51, VE },
+
+ { "socket", "Target CPU socket to use. -1 use all available", OFFSET(target_socket),
+ AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE },
+
+ { "bl_mode", "Random Access Prediction Structure type setting", OFFSET(base_layer_switch_mode),
+ AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
+
+ { "forced-idr", "If forcing keyframes, force them as IDR frames.", OFFSET(forced_idr),
+ AV_OPT_TYPE_BOOL, { .i64 = 0 }, -1, 1, VE },
+
+ {NULL},
+};
+
+static const AVClass class = {
+ .class_name = "libsvt_vp9",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+static const FFCodecDefault eb_enc_defaults[] = {
+ { "b", "7M" },
+ { "flags", "-cgop" },
+ { "qmin", "10" },
+ { "qmax", "48" },
+ { NULL },
+};
+
+FFCodec ff_libsvt_vp9_encoder = {
+ .p.name = "libsvt_vp9",
+ .p.long_name = NULL_IF_CONFIG_SMALL("SVT-VP9(Scalable Video Technology for VP9) encoder"),
+ .priv_data_size = sizeof(SvtContext),
+ .p.type = AVMEDIA_TYPE_VIDEO,
+ .p.id = AV_CODEC_ID_VP9,
+ .init = eb_enc_init,
+ FF_CODEC_RECEIVE_PACKET_CB(eb_receive_packet),
+ .close = eb_enc_close,
+ .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS,
+ .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
+ FF_CODEC_CAP_AUTO_THREADS | FF_CODEC_CAP_INIT_CLEANUP,
+ .p.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE },
+ .p.priv_class = &class,
+ .defaults = eb_enc_defaults,
+ .p.wrapper_name = "libsvt_vp9",
+};
--
2.40.1