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FFmpeg/libavcodec/amfenc_hevc.c
Andreas Rheinhardt 6aad1204cc avcodec: Add FF_CODEC_CAP_NOT_INIT_THREADSAFE 
This is in preparation of switching the default init-thread-safety
to a codec being init-thread-safe.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2022-07-18 19:58:56 +02:00

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/*
* 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_HEVC_USAGE_TRANSCONDING }, AMF_VIDEO_ENCODER_HEVC_USAGE_TRANSCONDING, AMF_VIDEO_ENCODER_HEVC_USAGE_WEBCAM, VE, "usage" },
{ "transcoding", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_USAGE_TRANSCONDING }, 0, 0, VE, "usage" },
{ "ultralowlatency","", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_USAGE_ULTRA_LOW_LATENCY }, 0, 0, VE, "usage" },
{ "lowlatency", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_USAGE_LOW_LATENCY }, 0, 0, VE, "usage" },
{ "webcam", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_USAGE_WEBCAM }, 0, 0, VE, "usage" },
{ "profile", "Set the profile (default main)", OFFSET(profile), AV_OPT_TYPE_INT,{ .i64 = AMF_VIDEO_ENCODER_HEVC_PROFILE_MAIN }, AMF_VIDEO_ENCODER_HEVC_PROFILE_MAIN, AMF_VIDEO_ENCODER_HEVC_PROFILE_MAIN, VE, "profile" },
{ "main", "", 0, AV_OPT_TYPE_CONST,{ .i64 = AMF_VIDEO_ENCODER_HEVC_PROFILE_MAIN }, 0, 0, VE, "profile" },
{ "profile_tier", "Set the profile tier (default main)", OFFSET(tier), AV_OPT_TYPE_INT,{ .i64 = AMF_VIDEO_ENCODER_HEVC_TIER_MAIN }, AMF_VIDEO_ENCODER_HEVC_TIER_MAIN, AMF_VIDEO_ENCODER_HEVC_TIER_HIGH, VE, "tier" },
{ "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_TIER_MAIN }, 0, 0, VE, "tier" },
{ "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_TIER_HIGH }, 0, 0, VE, "tier" },
{ "level", "Set the encoding level (default auto)", OFFSET(level), AV_OPT_TYPE_INT,{ .i64 = 0 }, 0, AMF_LEVEL_6_2, VE, "level" },
{ "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, VE, "level" },
{ "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_1 }, 0, 0, VE, "level" },
{ "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_2 }, 0, 0, VE, "level" },
{ "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_2_1 }, 0, 0, VE, "level" },
{ "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_3 }, 0, 0, VE, "level" },
{ "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_3_1 }, 0, 0, VE, "level" },
{ "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_4 }, 0, 0, VE, "level" },
{ "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_4_1 }, 0, 0, VE, "level" },
{ "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_5 }, 0, 0, VE, "level" },
{ "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_5_1 }, 0, 0, VE, "level" },
{ "5.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_5_2 }, 0, 0, VE, "level" },
{ "6.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_6 }, 0, 0, VE, "level" },
{ "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_6_1 }, 0, 0, VE, "level" },
{ "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_LEVEL_6_2 }, 0, 0, VE, "level" },
{ "quality", "Set the encoding quality", OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_SPEED }, AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_QUALITY, AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_SPEED, VE, "quality" },
{ "balanced", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_BALANCED }, 0, 0, VE, "quality" },
{ "speed", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_SPEED }, 0, 0, VE, "quality" },
{ "quality", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_QUALITY }, 0, 0, VE, "quality" },
{ "rc", "Set the rate control mode", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CBR, VE, "rc" },
{ "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, "rc" },
{ "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, "rc" },
{ "vbr_peak", "Peak Contrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR }, 0, 0, VE, "rc" },
{ "vbr_latency", "Latency Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR }, 0, 0, VE, "rc" },
{ "header_insertion_mode", "Set header insertion mode", OFFSET(header_insertion_mode), AV_OPT_TYPE_INT,{ .i64 = AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_NONE }, AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_NONE, AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_IDR_ALIGNED, VE, "hdrmode" },
{ "none", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_NONE }, 0, 0, VE, "hdrmode" },
{ "gop", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_GOP_ALIGNED }, 0, 0, VE, "hdrmode" },
{ "idr", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE_IDR_ALIGNED }, 0, 0, VE, "hdrmode" },
{ "gops_per_idr", "GOPs per IDR 0-no IDR will be inserted", OFFSET(gops_per_idr), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, INT_MAX, VE },
{ "preanalysis", "Enable preanalysis", OFFSET(preanalysis), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE},
{ "vbaq", "Enable VBAQ", OFFSET(enable_vbaq), 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},
{ "max_au_size", "Maximum Access Unit Size for rate control (in bits)", OFFSET(max_au_size), AV_OPT_TYPE_INT,{ .i64 = 0 }, 0, INT_MAX, VE},
{ "min_qp_i", "min quantization parameter for I-frame", OFFSET(min_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "max_qp_i", "max quantization parameter for I-frame", OFFSET(max_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "min_qp_p", "min quantization parameter for P-frame", OFFSET(min_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "max_qp_p", "max quantization parameter for P-frame", OFFSET(max_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "qp_p", "quantization parameter for P-frame", OFFSET(qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "qp_i", "quantization parameter for I-frame", OFFSET(qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
{ "skip_frame", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE },
{ "me_half_pel", "Enable ME Half Pixel", OFFSET(me_half_pel), AV_OPT_TYPE_BOOL,{ .i64 = 1 }, 0, 1, VE },
{ "me_quarter_pel", "Enable ME Quarter Pixel ", OFFSET(me_quarter_pel),AV_OPT_TYPE_BOOL,{ .i64 = 1 }, 0, 1, VE },
{ "aud", "Inserts AU Delimiter NAL unit", OFFSET(aud) ,AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE },
{ "log_to_dbg", "Enable AMF logging to debug output", OFFSET(log_to_dbg), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE },
{ NULL }
};
static av_cold int amf_encode_init_hevc(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);
int deblocking_filter = (avctx->flags & AV_CODEC_FLAG_LOOP_FILTER) ? 1 : 0;
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_HEVC_USAGE, ctx->usage);
AMF_ASSIGN_PROPERTY_SIZE(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_FRAMESIZE, framesize);
AMF_ASSIGN_PROPERTY_RATE(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_FRAMERATE, framerate);
switch (avctx->profile) {
case FF_PROFILE_HEVC_MAIN:
profile = AMF_VIDEO_ENCODER_HEVC_PROFILE_MAIN;
break;
default:
break;
}
if (profile == 0) {
profile = ctx->profile;
}
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_PROFILE, profile);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_TIER, ctx->tier);
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_HEVC_PROFILE_LEVEL, profile_level);
}
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET, ctx->quality);
// Maximum Reference Frames
if (avctx->refs != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_NUM_REFRAMES, avctx->refs);
}
// Aspect Ratio
if (avctx->sample_aspect_ratio.den && avctx->sample_aspect_ratio.num) {
AMFRatio ratio = AMFConstructRatio(avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den);
AMF_ASSIGN_PROPERTY_RATIO(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_ASPECT_RATIO, ratio);
}
// Picture control properties
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_NUM_GOPS_PER_IDR, ctx->gops_per_idr);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_GOP_SIZE, avctx->gop_size);
if (avctx->slices > 1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_SLICES_PER_FRAME, avctx->slices);
}
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_DE_BLOCKING_FILTER_DISABLE, deblocking_filter);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_HEADER_INSERTION_MODE, ctx->header_insertion_mode);
// Rate control
// autodetect rate control method
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_HEVC_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_HEVC_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_HEVC_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_HEVC_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_HEVC_RATE_CONTROL_METHOD, ctx->rate_control_mode);
if (avctx->rc_buffer_size) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_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_HEVC_INITIAL_VBV_BUFFER_FULLNESS, amf_buffer_fullness);
}
}
// Pre-Pass, Pre-Analysis, Two-Pass
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_PREANALYSIS_ENABLE, ctx->preanalysis);
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CONSTANT_QP) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_ENABLE_VBAQ, false);
if (ctx->enable_vbaq)
av_log(ctx, AV_LOG_WARNING, "VBAQ is not supported by cqp Rate Control Method, automatically disabled\n");
} else {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_ENABLE_VBAQ, !!ctx->enable_vbaq);
}
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MOTION_HALF_PIXEL, ctx->me_half_pel);
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MOTION_QUARTERPIXEL, ctx->me_quarter_pel);
// init dynamic rate control params
if (ctx->max_au_size)
ctx->enforce_hrd = 1;
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_ENFORCE_HRD, ctx->enforce_hrd);
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_FILLER_DATA_ENABLE, ctx->filler_data);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_TARGET_BITRATE, avctx->bit_rate);
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CBR) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_PEAK_BITRATE, avctx->bit_rate);
}
if (avctx->rc_max_rate) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_PEAK_BITRATE, avctx->rc_max_rate);
} else if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_HEVC_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");
}
// 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
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_AU_SIZE, ctx->max_au_size);
if (ctx->min_qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MIN_QP_I, ctx->min_qp_i);
} else if (avctx->qmin != -1) {
int qval = avctx->qmin > 51 ? 51 : avctx->qmin;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MIN_QP_I, qval);
}
if (ctx->max_qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_QP_I, ctx->max_qp_i);
} else if (avctx->qmax != -1) {
int qval = avctx->qmax > 51 ? 51 : avctx->qmax;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_QP_I, qval);
}
if (ctx->min_qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MIN_QP_P, ctx->min_qp_p);
} else if (avctx->qmin != -1) {
int qval = avctx->qmin > 51 ? 51 : avctx->qmin;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MIN_QP_P, qval);
}
if (ctx->max_qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_QP_P, ctx->max_qp_p);
} else if (avctx->qmax != -1) {
int qval = avctx->qmax > 51 ? 51 : avctx->qmax;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_MAX_QP_P, qval);
}
if (ctx->qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_QP_P, ctx->qp_p);
}
if (ctx->qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_QP_I, ctx->qp_i);
}
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_SKIP_FRAME_ENABLE, 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_HEVC_EXTRADATA, &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" },
{ "slices", "1" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ NULL },
};
static const AVClass hevc_amf_class = {
.class_name = "hevc_amf",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
const FFCodec ff_hevc_amf_encoder = {
.p.name = "hevc_amf",
.p.long_name = NULL_IF_CONFIG_SMALL("AMD AMF HEVC encoder"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_HEVC,
.init = amf_encode_init_hevc,
FF_CODEC_RECEIVE_PACKET_CB(ff_amf_receive_packet),
.close = ff_amf_encode_close,
.priv_data_size = sizeof(AmfContext),
.p.priv_class = &hevc_amf_class,
.defaults = defaults,
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
FF_CODEC_CAP_INIT_CLEANUP,
.p.pix_fmts = ff_amf_pix_fmts,
.p.wrapper_name = "amf",
.hw_configs = ff_amfenc_hw_configs,
};
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