* [FFmpeg-devel] [PATCH 2/2] libavcodec/amfenc: add AV1 encoding support
2022-12-20 15:20 [FFmpeg-devel] [PATCH 1/2] amfenc: Update the min version to 1.4.28.0 for AMF SDK Dmitrii Ovchinnikov
@ 2022-12-20 15:20 ` Dmitrii Ovchinnikov
2022-12-20 16:41 ` [FFmpeg-devel] [PATCH 1/2] amfenc: Update the min version to 1.4.28.0 for AMF SDK Jean-Baptiste Kempf
1 sibling, 0 replies; 9+ messages in thread
From: Dmitrii Ovchinnikov @ 2022-12-20 15:20 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: Dmitrii Ovchinnikov
From: Dmitrii Ovchinnikov <ovchinnikov.dmitrii@gmail.com>
---
configure | 1 +
libavcodec/Makefile | 1 +
libavcodec/allcodecs.c | 1 +
libavcodec/amfenc.c | 9 +
libavcodec/amfenc.h | 6 +
libavcodec/amfenc_av1.c | 361 ++++++++++++++++++++++++++++++++++++++++
6 files changed, 379 insertions(+)
create mode 100644 libavcodec/amfenc_av1.c
diff --git a/configure b/configure
index 8a20d67612..56c959012e 100755
--- a/configure
+++ b/configure
@@ -3255,6 +3255,7 @@ wmv3_crystalhd_decoder_select="crystalhd"
av1_qsv_decoder_select="qsvdec"
av1_qsv_encoder_select="qsvenc"
av1_qsv_encoder_deps="libvpl"
+av1_amf_encoder_deps="amf"
# parsers
aac_parser_select="adts_header mpeg4audio"
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 98841ed07c..25686c2991 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -163,6 +163,7 @@ OBJS-$(CONFIG_TEXTUREDSP) += texturedsp.o
OBJS-$(CONFIG_TEXTUREDSPENC) += texturedspenc.o
OBJS-$(CONFIG_TPELDSP) += tpeldsp.o
OBJS-$(CONFIG_VAAPI_ENCODE) += vaapi_encode.o
+OBJS-$(CONFIG_AV1_AMF_ENCODER) += amfenc_av1.o
OBJS-$(CONFIG_VC1DSP) += vc1dsp.o
OBJS-$(CONFIG_VIDEODSP) += videodsp.o
OBJS-$(CONFIG_VP3DSP) += vp3dsp.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index d5a6c427e1..d7d83be293 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -831,6 +831,7 @@ extern const FFCodec ff_av1_cuvid_decoder;
extern const FFCodec ff_av1_nvenc_encoder;
extern const FFCodec ff_av1_qsv_decoder;
extern const FFCodec ff_av1_qsv_encoder;
+extern const FFCodec ff_av1_amf_encoder;
extern const FFCodec ff_libopenh264_encoder;
extern const FFCodec ff_libopenh264_decoder;
extern const FFCodec ff_h264_amf_encoder;
diff --git a/libavcodec/amfenc.c b/libavcodec/amfenc.c
index a033e1220e..c487fc48aa 100644
--- a/libavcodec/amfenc.c
+++ b/libavcodec/amfenc.c
@@ -349,6 +349,9 @@ static int amf_init_encoder(AVCodecContext *avctx)
case AV_CODEC_ID_HEVC:
codec_id = AMFVideoEncoder_HEVC;
break;
+ case AV_CODEC_ID_AV1 :
+ codec_id = AMFVideoEncoder_AV1;
+ break;
default:
break;
}
@@ -460,6 +463,11 @@ static int amf_copy_buffer(AVCodecContext *avctx, AVPacket *pkt, AMFBuffer *buff
pkt->flags = AV_PKT_FLAG_KEY;
}
break;
+ case AV_CODEC_ID_AV1:
+ buffer->pVtbl->GetProperty(buffer, AMF_VIDEO_ENCODER_AV1_OUTPUT_FRAME_TYPE, &var);
+ if (var.int64Value == AMF_VIDEO_ENCODER_AV1_OUTPUT_FRAME_TYPE_KEY) {
+ pkt->flags = AV_PKT_FLAG_KEY;
+ }
default:
break;
}
@@ -681,6 +689,7 @@ int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt)
case AV_CODEC_ID_HEVC:
AMF_ASSIGN_PROPERTY_INT64(res, surface, AMF_VIDEO_ENCODER_HEVC_INSERT_AUD, !!ctx->aud);
break;
+ //case AV_CODEC_ID_AV1 not supported
default:
break;
}
diff --git a/libavcodec/amfenc.h b/libavcodec/amfenc.h
index 1ab98d2f78..66e0680719 100644
--- a/libavcodec/amfenc.h
+++ b/libavcodec/amfenc.h
@@ -23,6 +23,7 @@
#include <AMF/components/VideoEncoderVCE.h>
#include <AMF/components/VideoEncoderHEVC.h>
+#include <AMF/components/VideoEncoderAV1.h>
#include "libavutil/fifo.h"
@@ -116,6 +117,11 @@ typedef struct AmfContext {
int min_qp_p;
int max_qp_p;
int tier;
+
+ // AV1 - specific options
+
+ enum AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_ENUM align;
+
} AmfContext;
extern const AVCodecHWConfigInternal *const ff_amfenc_hw_configs[];
diff --git a/libavcodec/amfenc_av1.c b/libavcodec/amfenc_av1.c
new file mode 100644
index 0000000000..6065ce43d9
--- /dev/null
+++ b/libavcodec/amfenc_av1.c
@@ -0,0 +1,361 @@
+/*
+ * 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
+ */
+
+#include "libavutil/internal.h"
+#include "libavutil/opt.h"
+#include "amfenc.h"
+#include "codec_internal.h"
+#include "internal.h"
+
+#define OFFSET(x) offsetof(AmfContext, x)
+#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
+static const AVOption options[] = {
+ { "usage", "Set the encoding usage", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING, AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY, VE, "usage" },
+ { "transcoding", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, 0, 0, VE, "usage" },
+ { "lowlatency", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY }, 0, 0, VE, "usage" },
+
+ { "profile", "Set the profile (default main)", OFFSET(profile), AV_OPT_TYPE_INT,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, VE, "profile" },
+ { "main", "", 0, AV_OPT_TYPE_CONST,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, 0, 0, VE, "profile" },
+
+ { "level", "Set the encoding level (default auto)", OFFSET(level), AV_OPT_TYPE_INT,{.i64 = 0 }, 0, AMF_VIDEO_ENCODER_AV1_LEVEL_7_3, VE, "level" },
+ { "auto", "", 0, AV_OPT_TYPE_CONST, {.i64 = 0 }, 0, 0, VE, "level" },
+ { "2.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_0 }, 0, 0, VE, "level" },
+ { "2.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_1 }, 0, 0, VE, "level" },
+ { "2.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_2 }, 0, 0, VE, "level" },
+ { "2.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_3 }, 0, 0, VE, "level" },
+ { "3.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_0 }, 0, 0, VE, "level" },
+ { "3.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_1 }, 0, 0, VE, "level" },
+ { "3.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_2 }, 0, 0, VE, "level" },
+ { "3.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_3 }, 0, 0, VE, "level" },
+ { "4.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_0 }, 0, 0, VE, "level" },
+ { "4.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_1 }, 0, 0, VE, "level" },
+ { "4.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_2 }, 0, 0, VE, "level" },
+ { "4.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_3 }, 0, 0, VE, "level" },
+ { "5.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_0 }, 0, 0, VE, "level" },
+ { "5.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_1 }, 0, 0, VE, "level" },
+ { "5.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_2 }, 0, 0, VE, "level" },
+ { "5.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_3 }, 0, 0, VE, "level" },
+ { "6.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_0 }, 0, 0, VE, "level" },
+ { "6.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_1 }, 0, 0, VE, "level" },
+ { "6.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_2 }, 0, 0, VE, "level" },
+ { "6.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_3 }, 0, 0, VE, "level" },
+ { "7.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_0 }, 0, 0, VE, "level" },
+ { "7.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_1 }, 0, 0, VE, "level" },
+ { "7.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_2 }, 0, 0, VE, "level" },
+ { "7.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_3 }, 0, 0, VE, "level" },
+
+ { "quality", "Set the encoding quality", OFFSET(quality), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED }, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_HIGH_QUALITY, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED, VE, "quality" },
+ { "balanced", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_BALANCED }, 0, 0, VE, "quality" },
+ { "speed", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED }, 0, 0, VE, "quality" },
+ { "quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_QUALITY }, 0, 0, VE, "quality" },
+ { "high_quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_HIGH_QUALITY }, 0, 0, VE, "quality" },
+
+ { "rc", "Set the rate control mode", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR, VE, "rc" },
+ { "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, "rc" },
+ { "vbr_latency", "Latency Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR }, 0, 0, VE, "rc" },
+ { "vbr_peak", "Peak Contrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR }, 0, 0, VE, "rc" },
+ { "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, "rc" },
+
+ { "header_insertion_mode", "Set header insertion mode", OFFSET(header_insertion_mode), AV_OPT_TYPE_INT,{.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_NONE }, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_NONE, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_KEY_FRAME_ALIGNED, VE, "hdrmode" },
+ { "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_NONE }, 0, 0, VE, "hdrmode" },
+ { "gop", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_GOP_ALIGNED }, 0, 0, VE, "hdrmode" },
+ { "frame", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_KEY_FRAME_ALIGNED }, 0, 0, VE, "hdrmode" },
+
+ { "preanalysis", "Enable preanalysis", OFFSET(preanalysis), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, VE},
+ { "enforce_hrd", "Enforce HRD", OFFSET(enforce_hrd), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, VE},
+ { "filler_data", "Filler Data Enable", OFFSET(filler_data), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, VE},
+
+ // min_qp_i -> min_qp_intra, min_qp_p -> min_qp_inter
+ { "min_qp_i", "min quantization parameter for I-frame", OFFSET(min_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "max_qp_i", "max quantization parameter for I-frame", OFFSET(max_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "min_qp_p", "min quantization parameter for P-frame", OFFSET(min_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "max_qp_p", "max quantization parameter for P-frame", OFFSET(max_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "qp_p", "quantization parameter for P-frame", OFFSET(qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "qp_i", "quantization parameter for I-frame", OFFSET(qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
+ { "skip_frame", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL,{.i64 = 0 }, 0, 1, VE },
+
+ { "align", "alignment mode", OFFSET(align), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS, VE, "align" },
+ { "64x16", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY }, 0, 0, VE, "align" },
+ { "1080p", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082 }, 0, 0, VE, "align" },
+ { "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, 0, 0, VE, "align" },
+
+ { NULL }
+
+};
+
+static av_cold int amf_encode_init_av1(AVCodecContext* avctx)
+{
+ int ret = 0;
+ AMF_RESULT res = AMF_OK;
+ AmfContext* ctx = avctx->priv_data;
+ AMFVariantStruct var = { 0 };
+ amf_int64 profile = 0;
+ amf_int64 profile_level = 0;
+ AMFBuffer* buffer;
+ AMFGuid guid;
+ AMFRate framerate;
+ AMFSize framesize = AMFConstructSize(avctx->width, avctx->height);
+
+
+
+ if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
+ framerate = AMFConstructRate(avctx->framerate.num, avctx->framerate.den);
+ }
+ else {
+ framerate = AMFConstructRate(avctx->time_base.den, avctx->time_base.num * avctx->ticks_per_frame);
+ }
+
+ if ((ret = ff_amf_encode_init(avctx)) < 0)
+ return ret;
+
+ // init static parameters
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_USAGE, ctx->usage);
+
+ AMF_ASSIGN_PROPERTY_SIZE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMESIZE, framesize);
+
+ AMF_ASSIGN_PROPERTY_RATE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMERATE, framerate);
+
+ switch (avctx->profile) {
+ case FF_PROFILE_AV1_MAIN:
+ profile = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN;
+ break;
+ default:
+ break;
+ }
+ if (profile == 0) {
+ profile = ctx->profile;
+ }
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PROFILE, profile);
+
+ profile_level = avctx->level;
+ if (profile_level == FF_LEVEL_UNKNOWN) {
+ profile_level = ctx->level;
+ }
+ if (profile_level != 0) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_LEVEL, profile_level);
+ }
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET, ctx->quality);
+
+ // Maximum Reference Frames
+ if (avctx->refs != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_NUM_REFRAMES, avctx->refs);
+ }
+
+ // Picture control properties
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_GOP_SIZE, avctx->gop_size);
+
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE, ctx->header_insertion_mode);
+
+ // Rate control
+ // autodetect rate control method
+ if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN) {
+ if (ctx->min_qp_i != -1 || ctx->max_qp_i != -1 ||
+ ctx->min_qp_p != -1 || ctx->max_qp_p != -1 ||
+ ctx->qp_i != -1 || ctx->qp_p != -1) {
+ ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP;
+ av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CQP\n");
+ }
+ else if (avctx->rc_max_rate > 0) {
+ ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR;
+ av_log(ctx, AV_LOG_DEBUG, "Rate control turned to Peak VBR\n");
+ }
+ else {
+ ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
+ av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
+ }
+ }
+
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD, ctx->rate_control_mode);
+ if (avctx->rc_buffer_size) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_VBV_BUFFER_SIZE, avctx->rc_buffer_size);
+
+ if (avctx->rc_initial_buffer_occupancy != 0) {
+ int amf_buffer_fullness = avctx->rc_initial_buffer_occupancy * 64 / avctx->rc_buffer_size;
+ if (amf_buffer_fullness > 64)
+ amf_buffer_fullness = 64;
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_INITIAL_VBV_BUFFER_FULLNESS, amf_buffer_fullness);
+ }
+ }
+
+ // Pre-Pass, Pre-Analysis, Two-Pass
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, ctx->preanalysis);
+
+ // init dynamic rate control params
+ if (ctx->max_au_size)
+ ctx->enforce_hrd = 1;
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENFORCE_HRD, ctx->enforce_hrd);
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FILLER_DATA, ctx->filler_data);
+
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_TARGET_BITRATE, avctx->bit_rate);
+
+ if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->bit_rate);
+ }
+ if (avctx->rc_max_rate) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->rc_max_rate);
+ }
+ else if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR) {
+ av_log(ctx, AV_LOG_WARNING, "rate control mode is PEAK_CONSTRAINED_VBR but rc_max_rate is not set\n");
+ }
+ if (avctx->bit_rate > 0) {
+ ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
+ av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
+ }
+
+ switch (ctx->align)
+ {
+ case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY:
+ if (avctx->width / 64 * 64 != avctx->width || avctx->height / 16 * 16 != avctx->height)
+ {
+ res = AMF_NOT_SUPPORTED;
+ av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
+ return AVERROR_EXIT;
+ }
+ break;
+ case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082:
+ if ((avctx->width / 64 * 64 == avctx->width && avctx->height / 16 * 16 == avctx->height) || (avctx->width == 1920 && avctx->height == 1080))
+ {
+ res = AMF_OK;
+ }
+ else
+ {
+ res = AMF_NOT_SUPPORTED;
+ av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
+ return AVERROR_EXIT;
+ }
+ break;
+ case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS:
+ res = AMF_OK;
+ break;
+ default:
+ res = AMF_NOT_SUPPORTED;
+ av_log(ctx, AV_LOG_ERROR, "Invalid alignment mode\n");
+ return AVERROR_EXIT;
+ }
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE, ctx->align);
+
+
+ // init encoder
+ res = ctx->encoder->pVtbl->Init(ctx->encoder, ctx->format, avctx->width, avctx->height);
+ AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "encoder->Init() failed with error %d\n", res);
+
+ // init dynamic picture control params
+ if (ctx->min_qp_i != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, ctx->min_qp_i);
+ }
+ else if (avctx->qmin != -1) {
+ int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, qval);
+ }
+ if (ctx->max_qp_i != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, ctx->max_qp_i);
+ }
+ else if (avctx->qmax != -1) {
+ int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, qval);
+ }
+ if (ctx->min_qp_p != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, ctx->min_qp_p);
+ }
+ else if (avctx->qmin != -1) {
+ int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, qval);
+ }
+ if (ctx->max_qp_p != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, ctx->max_qp_p);
+ }
+ else if (avctx->qmax != -1) {
+ int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, qval);
+ }
+
+ if (ctx->qp_p != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTER, ctx->qp_p);
+ }
+ if (ctx->qp_i != -1) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTRA, ctx->qp_i);
+ }
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_SKIP_FRAME, ctx->skip_frame);
+
+
+ // fill extradata
+ res = AMFVariantInit(&var);
+ AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "AMFVariantInit() failed with error %d\n", res);
+
+ res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_EXTRA_DATA, &var);
+ AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) failed with error %d\n", res);
+ AMF_RETURN_IF_FALSE(ctx, var.pInterface != NULL, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) returned NULL\n");
+
+ guid = IID_AMFBuffer();
+
+ res = var.pInterface->pVtbl->QueryInterface(var.pInterface, &guid, (void**)&buffer); // query for buffer interface
+ if (res != AMF_OK) {
+ var.pInterface->pVtbl->Release(var.pInterface);
+ }
+ AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "QueryInterface(IID_AMFBuffer) failed with error %d\n", res);
+
+ avctx->extradata_size = (int)buffer->pVtbl->GetSize(buffer);
+ avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!avctx->extradata) {
+ buffer->pVtbl->Release(buffer);
+ var.pInterface->pVtbl->Release(var.pInterface);
+ return AVERROR(ENOMEM);
+ }
+ memcpy(avctx->extradata, buffer->pVtbl->GetNative(buffer), avctx->extradata_size);
+
+ buffer->pVtbl->Release(buffer);
+ var.pInterface->pVtbl->Release(var.pInterface);
+
+ return 0;
+}
+
+static const FFCodecDefault defaults[] = {
+ { "refs", "-1" },
+ { "aspect", "0" },
+ { "b", "2M" },
+ { "g", "250" },
+ { "qmin", "-1" },
+ { "qmax", "-1" },
+ { NULL },
+};
+
+static const AVClass av1_amf_class = {
+ .class_name = "av1_amf",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+const FFCodec ff_av1_amf_encoder = {
+ .p.name = "av1_amf",
+ CODEC_LONG_NAME("AMD AMF AV1 encoder"),
+ .p.type = AVMEDIA_TYPE_VIDEO,
+ .p.id = AV_CODEC_ID_AV1,
+ .init = amf_encode_init_av1,
+ FF_CODEC_RECEIVE_PACKET_CB(ff_amf_receive_packet),
+ .close = ff_amf_encode_close,
+ .priv_data_size = sizeof(AmfContext),
+ .p.priv_class = &av1_amf_class,
+ .defaults = defaults,
+ .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
+ AV_CODEC_CAP_DR1,
+ .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
+ .p.pix_fmts = ff_amf_pix_fmts,
+ .p.wrapper_name = "amf",
+ .hw_configs = ff_amfenc_hw_configs,
+};
\ No newline at end of file
--
2.38.1.windows.1
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