x/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2026-06-17 10:41:48 +00:00
Code Issues Packages Projects Releases Wiki Activity
Files
master
ffmpeg/libavcodec/vulkan_encode_h265.c
T

1794 lines
76 KiB
C
Raw Permalink Normal View History

lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
/*
* 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
*/
avcodec/vulkan_encode_h265: use the proper printf specifier for size_t
2024-10-16 10:15:43 -03:00
#include "libavutil/internal.h"
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
#include "libavutil/opt.h"
#include "libavutil/mem.h"
#include "cbs.h"
#include "cbs_h265.h"
#include "atsc_a53.h"
#include "libavutil/mastering_display_metadata.h"
#include "codec_internal.h"
#include "version.h"
#include "hw_base_encode_h265.h"
#include "vulkan_encode.h"
enum UnitElems {
UNIT_AUD = 1 << 0,
UNIT_SEI_MASTERING_DISPLAY = 1 << 1,
UNIT_SEI_CONTENT_LIGHT_LEVEL = 1 << 2,
UNIT_SEI_A53_CC = 1 << 3,
};
const FFVulkanEncodeDescriptor ff_vk_enc_h265_desc = {
.codec_id = AV_CODEC_ID_H265,
.encode_extension = FF_VK_EXT_VIDEO_ENCODE_H265,
.encode_op = VK_VIDEO_CODEC_OPERATION_ENCODE_H265_BIT_KHR,
.ext_props = {
.extensionName = VK_STD_VULKAN_VIDEO_CODEC_H265_ENCODE_EXTENSION_NAME,
.specVersion = VK_STD_VULKAN_VIDEO_CODEC_H265_ENCODE_SPEC_VERSION,
},
};
typedef struct VulkanEncodeH265Picture {
int frame_num;
int64_t last_idr_frame;
uint16_t idr_pic_id;
int primary_pic_type;
int slice_type;
int pic_order_cnt;
int pic_type;
enum UnitElems units_needed;
VkVideoEncodeH265RateControlInfoKHR vkrc_info;
VkVideoEncodeH265RateControlLayerInfoKHR vkrc_layer_info;
StdVideoEncodeH265PictureInfo h265pic_info;
VkVideoEncodeH265PictureInfoKHR vkh265pic_info;
StdVideoEncodeH265WeightTable slice_wt;
StdVideoEncodeH265SliceSegmentHeader slice_hdr;
VkVideoEncodeH265NaluSliceSegmentInfoKHR vkslice;
StdVideoEncodeH265ReferenceInfo h265dpb_info;
VkVideoEncodeH265DpbSlotInfoKHR vkh265dpb_info;
StdVideoEncodeH265ReferenceListsInfo ref_list_info;
StdVideoEncodeH265LongTermRefPics l_rps;
StdVideoH265ShortTermRefPicSet s_rps;
} VulkanEncodeH265Picture;
typedef struct VulkanEncodeH265Context {
FFVulkanEncodeContext common;
FFHWBaseEncodeH265 units;
FFHWBaseEncodeH265Opts unit_opts;
enum UnitElems unit_elems;
uint8_t fixed_qp_idr;
uint8_t fixed_qp_p;
uint8_t fixed_qp_b;
uint64_t hrd_buffer_size;
uint64_t initial_buffer_fullness;
VkVideoEncodeH265ProfileInfoKHR profile;
VkVideoEncodeH265CapabilitiesKHR caps;
VkVideoEncodeH265QualityLevelPropertiesKHR quality_props;
CodedBitstreamContext *cbs;
CodedBitstreamFragment current_access_unit;
H265RawAUD raw_aud;
SEIRawMasteringDisplayColourVolume sei_mastering_display;
SEIRawContentLightLevelInfo sei_content_light_level;
SEIRawUserDataRegistered sei_a53cc;
void *sei_a53cc_data;
} VulkanEncodeH265Context;
static int init_pic_rc(AVCodecContext *avctx, FFHWBaseEncodePicture *pic,
VkVideoEncodeRateControlInfoKHR *rc_info,
VkVideoEncodeRateControlLayerInfoKHR *rc_layer)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
VulkanEncodeH265Picture *hp = pic->codec_priv;
hp->vkrc_info = (VkVideoEncodeH265RateControlInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_RATE_CONTROL_INFO_KHR,
.flags = VK_VIDEO_ENCODE_H265_RATE_CONTROL_REFERENCE_PATTERN_FLAT_BIT_KHR |
VK_VIDEO_ENCODE_H265_RATE_CONTROL_REGULAR_GOP_BIT_KHR,
.idrPeriod = ctx->base.gop_size,
.gopFrameCount = ctx->base.gop_size,
.consecutiveBFrameCount = FFMAX(ctx->base.b_per_p - 1, 0),
.subLayerCount = 0,
};
rc_info->pNext = &hp->vkrc_info;
if (rc_info->rateControlMode > VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR) {
vulkan_encode_h265: fix rate control VBV values
2024-09-27 09:52:14 +02:00
rc_info->virtualBufferSizeInMs = (enc->hrd_buffer_size * 1000LL) / avctx->bit_rate;
rc_info->initialVirtualBufferSizeInMs = (enc->initial_buffer_fullness * 1000LL) / avctx->bit_rate;
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
hp->vkrc_layer_info = (VkVideoEncodeH265RateControlLayerInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_RATE_CONTROL_LAYER_INFO_KHR,
.useMinQp = avctx->qmin > 0,
.minQp.qpI = avctx->qmin > 0 ? avctx->qmin : 0,
.minQp.qpP = avctx->qmin > 0 ? avctx->qmin : 0,
.minQp.qpB = avctx->qmin > 0 ? avctx->qmin : 0,
.useMaxQp = avctx->qmax > 0,
.maxQp.qpI = avctx->qmax > 0 ? avctx->qmax : 0,
.maxQp.qpP = avctx->qmax > 0 ? avctx->qmax : 0,
.maxQp.qpB = avctx->qmax > 0 ? avctx->qmax : 0,
.useMaxFrameSize = 0,
};
rc_layer->pNext = &hp->vkrc_layer_info;
hp->vkrc_info.subLayerCount = 1;
}
return 0;
}
static int vk_enc_h265_update_pic_info(AVCodecContext *avctx,
FFHWBaseEncodePicture *pic)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
VulkanEncodeH265Picture *hp = pic->codec_priv;
FFHWBaseEncodePicture *prev = pic->prev;
VulkanEncodeH265Picture *hprev = prev ? prev->codec_priv : NULL;
if (pic->type == FF_HW_PICTURE_TYPE_IDR) {
av_assert0(pic->display_order == pic->encode_order);
hp->last_idr_frame = pic->display_order;
hp->slice_type = STD_VIDEO_H265_SLICE_TYPE_I;
hp->pic_type = STD_VIDEO_H265_PICTURE_TYPE_IDR;
} else {
av_assert0(prev);
hp->last_idr_frame = hprev->last_idr_frame;
if (pic->type == FF_HW_PICTURE_TYPE_I) {
hp->slice_type = STD_VIDEO_H265_SLICE_TYPE_I;
hp->pic_type = STD_VIDEO_H265_PICTURE_TYPE_I;
} else if (pic->type == FF_HW_PICTURE_TYPE_P) {
av_assert0(pic->refs[0]);
hp->slice_type = STD_VIDEO_H265_SLICE_TYPE_P;
hp->pic_type = STD_VIDEO_H265_PICTURE_TYPE_P;
} else {
FFHWBaseEncodePicture *irap_ref;
av_assert0(pic->refs[0][0] && pic->refs[1][0]);
for (irap_ref = pic; irap_ref; irap_ref = irap_ref->refs[1][0]) {
if (irap_ref->type == FF_HW_PICTURE_TYPE_I)
break;
}
hp->slice_type = STD_VIDEO_H265_SLICE_TYPE_B;
hp->pic_type = STD_VIDEO_H265_PICTURE_TYPE_B;
}
}
hp->pic_order_cnt = pic->display_order - hp->last_idr_frame;
hp->units_needed = 0;
if (enc->unit_elems & UNIT_AUD) {
hp->units_needed |= UNIT_AUD;
enc->raw_aud = (H265RawAUD) {
.nal_unit_header = {
.nal_unit_type = HEVC_NAL_AUD,
.nuh_layer_id = 0,
.nuh_temporal_id_plus1 = 1,
},
.pic_type = hp->pic_type,
};
}
// Only look for the metadata on I/IDR frame on the output. We
all: fix typos found by codespell
2025-08-01 22:43:23 +02:00
// may force an IDR frame on the output where the metadata gets
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
// changed on the input frame.
if ((enc->unit_elems & UNIT_SEI_MASTERING_DISPLAY) &&
(pic->type == FF_HW_PICTURE_TYPE_I || pic->type == FF_HW_PICTURE_TYPE_IDR)) {
AVFrameSideData *sd =
av_frame_get_side_data(pic->input_image,
AV_FRAME_DATA_MASTERING_DISPLAY_METADATA);
if (sd) {
AVMasteringDisplayMetadata *mdm = (AVMasteringDisplayMetadata *)sd->data;
// SEI is needed when both the primaries and luminance are set
if (mdm->has_primaries && mdm->has_luminance) {
SEIRawMasteringDisplayColourVolume *mdcv =
&enc->sei_mastering_display;
const int mapping[3] = {1, 2, 0};
const int chroma_den = 50000;
const int luma_den = 10000;
for (int i = 0; i < 3; i++) {
const int j = mapping[i];
mdcv->display_primaries_x[i] =
FFMIN(lrint(chroma_den *
av_q2d(mdm->display_primaries[j][0])),
chroma_den);
mdcv->display_primaries_y[i] =
FFMIN(lrint(chroma_den *
av_q2d(mdm->display_primaries[j][1])),
chroma_den);
}
mdcv->white_point_x =
FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[0])),
chroma_den);
mdcv->white_point_y =
FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[1])),
chroma_den);
mdcv->max_display_mastering_luminance =
lrint(luma_den * av_q2d(mdm->max_luminance));
mdcv->min_display_mastering_luminance =
FFMIN(lrint(luma_den * av_q2d(mdm->min_luminance)),
mdcv->max_display_mastering_luminance);
hp->units_needed |= UNIT_SEI_MASTERING_DISPLAY;
}
}
}
if ((enc->unit_elems & UNIT_SEI_CONTENT_LIGHT_LEVEL) &&
(pic->type == FF_HW_PICTURE_TYPE_I || pic->type == FF_HW_PICTURE_TYPE_IDR)) {
AVFrameSideData *sd = av_frame_get_side_data(pic->input_image,
AV_FRAME_DATA_CONTENT_LIGHT_LEVEL);
if (sd) {
AVContentLightMetadata *clm = (AVContentLightMetadata *)sd->data;
SEIRawContentLightLevelInfo *clli = &enc->sei_content_light_level;
clli->max_content_light_level = FFMIN(clm->MaxCLL, 65535);
clli->max_pic_average_light_level = FFMIN(clm->MaxFALL, 65535);
hp->units_needed |= UNIT_SEI_CONTENT_LIGHT_LEVEL;
}
}
if (enc->unit_elems & UNIT_SEI_A53_CC) {
int err;
size_t sei_a53cc_len;
av_freep(&enc->sei_a53cc_data);
err = ff_alloc_a53_sei(pic->input_image, 0, &enc->sei_a53cc_data, &sei_a53cc_len);
if (err < 0)
return err;
if (enc->sei_a53cc_data != NULL) {
enc->sei_a53cc.itu_t_t35_country_code = 181;
enc->sei_a53cc.data = (uint8_t *)enc->sei_a53cc_data + 1;
enc->sei_a53cc.data_length = sei_a53cc_len - 1;
hp->units_needed |= UNIT_SEI_A53_CC;
}
}
return 0;
}
static void setup_slices(AVCodecContext *avctx,
FFHWBaseEncodePicture *pic)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
VulkanEncodeH265Picture *hp = pic->codec_priv;
hp->slice_wt = (StdVideoEncodeH265WeightTable) {
.flags = (StdVideoEncodeH265WeightTableFlags) {
.luma_weight_l0_flag = 0,
.chroma_weight_l0_flag = 0,
.luma_weight_l1_flag = 0,
.chroma_weight_l1_flag = 0,
},
.luma_log2_weight_denom = 0,
.delta_chroma_log2_weight_denom = 0,
.delta_luma_weight_l0 = { 0 },
.luma_offset_l0 = { 0 },
.delta_chroma_weight_l0 = { { 0 } },
.delta_chroma_offset_l0 = { { 0 } },
.delta_luma_weight_l1 = { 0 },
.luma_offset_l1 = { 0 },
.delta_chroma_weight_l1 = { { 0 } },
.delta_chroma_offset_l1 = { { 0 } },
};
hp->slice_hdr = (StdVideoEncodeH265SliceSegmentHeader) {
.flags = (StdVideoEncodeH265SliceSegmentHeaderFlags) {
.first_slice_segment_in_pic_flag = 1,
.dependent_slice_segment_flag = 0,
.slice_sao_luma_flag = enc->units.raw_sps.sample_adaptive_offset_enabled_flag,
.slice_sao_chroma_flag = enc->units.raw_sps.sample_adaptive_offset_enabled_flag,
.num_ref_idx_active_override_flag = 0,
.mvd_l1_zero_flag = 0,
.cabac_init_flag = 0,
.cu_chroma_qp_offset_enabled_flag = 0,
.deblocking_filter_override_flag = 0,
.slice_deblocking_filter_disabled_flag = 0,
.collocated_from_l0_flag = 1,
.slice_loop_filter_across_slices_enabled_flag = 0,
/* Reserved */
},
.slice_type = hp->slice_type,
.slice_segment_address = 0,
.collocated_ref_idx = 0,
.MaxNumMergeCand = 5,
.slice_cb_qp_offset = 0,
.slice_cr_qp_offset = 0,
.slice_beta_offset_div2 = 0,
.slice_tc_offset_div2 = 0,
.slice_act_y_qp_offset = 0,
.slice_act_cb_qp_offset = 0,
.slice_act_cr_qp_offset = 0,
.slice_qp_delta = 0, /* Filled in below */
/* Reserved */
.pWeightTable = NULL, // &hp->slice_wt,
};
hp->vkslice = (VkVideoEncodeH265NaluSliceSegmentInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_NALU_SLICE_SEGMENT_INFO_KHR,
.pNext = NULL,
.constantQp = pic->type == FF_HW_PICTURE_TYPE_B ? enc->fixed_qp_b :
pic->type == FF_HW_PICTURE_TYPE_P ? enc->fixed_qp_p :
enc->fixed_qp_idr,
.pStdSliceSegmentHeader = &hp->slice_hdr,
};
if (enc->common.opts.rc_mode != VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR)
hp->vkslice.constantQp = 0;
hp->slice_hdr.slice_qp_delta = hp->vkslice.constantQp -
(enc->units.raw_pps.init_qp_minus26 + 26);
hp->vkh265pic_info.pNaluSliceSegmentEntries = &hp->vkslice;
hp->vkh265pic_info.naluSliceSegmentEntryCount = 1;
}
static void setup_refs(AVCodecContext *avctx,
FFHWBaseEncodePicture *pic,
VkVideoEncodeInfoKHR *encode_info)
{
int i, j;
VulkanEncodeH265Context *enc = avctx->priv_data;
VulkanEncodeH265Picture *hp = pic->codec_priv;
hp->ref_list_info = (StdVideoEncodeH265ReferenceListsInfo) {
.flags = (StdVideoEncodeH265ReferenceListsInfoFlags) {
.ref_pic_list_modification_flag_l0 = 0,
.ref_pic_list_modification_flag_l1 = 0,
/* Reserved */
},
/* May be overridden during setup_slices() */
.num_ref_idx_l0_active_minus1 = pic->nb_refs[0] - 1,
.num_ref_idx_l1_active_minus1 = pic->nb_refs[1] - 1,
/* Reserved */
.list_entry_l0 = { 0 },
.list_entry_l1 = { 0 },
};
for (i = 0; i < STD_VIDEO_H265_MAX_NUM_LIST_REF; i++)
hp->ref_list_info.RefPicList0[i] = hp->ref_list_info.RefPicList1[i] = -1;
/* Note: really not sure */
for (i = 0; i < pic->nb_refs[0]; i++) {
VkVideoReferenceSlotInfoKHR *slot_info;
slot_info = (VkVideoReferenceSlotInfoKHR *)&encode_info->pReferenceSlots[i];
hp->ref_list_info.RefPicList0[i] = slot_info->slotIndex;
}
/* Note: really not sure */
for (i = 0; i < pic->nb_refs[1]; i++) {
VkVideoReferenceSlotInfoKHR *slot_info;
slot_info = (VkVideoReferenceSlotInfoKHR *)&encode_info->pReferenceSlots[pic->nb_refs[0] + i];
hp->ref_list_info.RefPicList1[i] = slot_info->slotIndex;
}
hp->h265pic_info.pRefLists = &hp->ref_list_info;
if (pic->type != FF_HW_PICTURE_TYPE_IDR) {
StdVideoH265ShortTermRefPicSet *rps;
VulkanEncodeH265Picture *strp;
int rps_poc[MAX_DPB_SIZE];
int rps_used[MAX_DPB_SIZE];
int poc, rps_pics;
hp->h265pic_info.flags.short_term_ref_pic_set_sps_flag = 0;
rps = &hp->s_rps;
memset(rps, 0, sizeof(*rps));
rps_pics = 0;
for (i = 0; i < MAX_REFERENCE_LIST_NUM; i++) {
for (j = 0; j < pic->nb_refs[i]; j++) {
strp = pic->refs[i][j]->codec_priv;
rps_poc[rps_pics] = strp->pic_order_cnt;
rps_used[rps_pics] = 1;
++rps_pics;
}
}
for (i = 0; i < pic->nb_dpb_pics; i++) {
if (pic->dpb[i] == pic)
continue;
for (j = 0; j < pic->nb_refs[0]; j++) {
if (pic->dpb[i] == pic->refs[0][j])
break;
}
if (j < pic->nb_refs[0])
continue;
for (j = 0; j < pic->nb_refs[1]; j++) {
if (pic->dpb[i] == pic->refs[1][j])
break;
}
if (j < pic->nb_refs[1])
continue;
strp = pic->dpb[i]->codec_priv;
rps_poc[rps_pics] = strp->pic_order_cnt;
rps_used[rps_pics] = 0;
++rps_pics;
}
for (i = 1; i < rps_pics; i++) {
for (j = i; j > 0; j--) {
if (rps_poc[j] > rps_poc[j - 1])
break;
av_assert0(rps_poc[j] != rps_poc[j - 1]);
FFSWAP(int, rps_poc[j], rps_poc[j - 1]);
FFSWAP(int, rps_used[j], rps_used[j - 1]);
}
}
av_log(avctx, AV_LOG_DEBUG, "RPS for POC %d:", hp->pic_order_cnt);
for (i = 0; i < rps_pics; i++)
av_log(avctx, AV_LOG_DEBUG, " (%d,%d)", rps_poc[i], rps_used[i]);
av_log(avctx, AV_LOG_DEBUG, "\n");
for (i = 0; i < rps_pics; i++) {
av_assert0(rps_poc[i] != hp->pic_order_cnt);
if (rps_poc[i] > hp->pic_order_cnt)
break;
}
rps->num_negative_pics = i;
rps->used_by_curr_pic_s0_flag = 0x0;
poc = hp->pic_order_cnt;
for (j = i - 1; j >= 0; j--) {
rps->delta_poc_s0_minus1[i - 1 - j] = poc - rps_poc[j] - 1;
rps->used_by_curr_pic_s0_flag |= rps_used[j] << (i - 1 - j);
poc = rps_poc[j];
}
rps->num_positive_pics = rps_pics - i;
rps->used_by_curr_pic_s1_flag = 0x0;
poc = hp->pic_order_cnt;
for (j = i; j < rps_pics; j++) {
rps->delta_poc_s1_minus1[j - i] = rps_poc[j] - poc - 1;
rps->used_by_curr_pic_s1_flag |= rps_used[j] << (j - i);
poc = rps_poc[j];
}
hp->l_rps.num_long_term_sps = 0;
hp->l_rps.num_long_term_pics = 0;
// when this flag is not present, it is inerred to 1.
hp->slice_hdr.flags.collocated_from_l0_flag = 1;
hp->h265pic_info.flags.slice_temporal_mvp_enabled_flag =
enc->units.raw_sps.sps_temporal_mvp_enabled_flag;
if (hp->h265pic_info.flags.slice_temporal_mvp_enabled_flag) {
if (hp->slice_hdr.slice_type == STD_VIDEO_H265_SLICE_TYPE_B)
hp->slice_hdr.flags.collocated_from_l0_flag = 1;
hp->slice_hdr.collocated_ref_idx = 0;
}
hp->slice_hdr.flags.num_ref_idx_active_override_flag = 0;
hp->ref_list_info.num_ref_idx_l0_active_minus1 = enc->units.raw_pps.num_ref_idx_l0_default_active_minus1;
hp->ref_list_info.num_ref_idx_l1_active_minus1 = enc->units.raw_pps.num_ref_idx_l1_default_active_minus1;
}
hp->h265pic_info.pShortTermRefPicSet = &hp->s_rps;
hp->h265pic_info.pLongTermRefPics = &hp->l_rps;
}
static int init_pic_params(AVCodecContext *avctx, FFHWBaseEncodePicture *pic,
VkVideoEncodeInfoKHR *encode_info)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodePicture *vp = pic->priv;
VulkanEncodeH265Picture *hp = pic->codec_priv;
VkVideoReferenceSlotInfoKHR *ref_slot;
err = vk_enc_h265_update_pic_info(avctx, pic);
if (err < 0)
return err;
hp->vkh265pic_info = (VkVideoEncodeH265PictureInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_PICTURE_INFO_KHR,
.pNext = NULL,
.pNaluSliceSegmentEntries = NULL, // Filled in during setup_slices()
.naluSliceSegmentEntryCount = 0, // Filled in during setup_slices()
.pStdPictureInfo = &hp->h265pic_info,
};
hp->h265pic_info = (StdVideoEncodeH265PictureInfo) {
.flags = (StdVideoEncodeH265PictureInfoFlags) {
.is_reference = pic->is_reference,
.IrapPicFlag = pic->type == FF_HW_PICTURE_TYPE_IDR,
.used_for_long_term_reference = 0,
.discardable_flag = 0,
.cross_layer_bla_flag = 0,
.pic_output_flag = 1,
.no_output_of_prior_pics_flag = 0,
.short_term_ref_pic_set_sps_flag = 0,
.slice_temporal_mvp_enabled_flag = enc->units.raw_sps.sps_temporal_mvp_enabled_flag,
/* Reserved */
},
.pic_type = hp->pic_type,
.sps_video_parameter_set_id = 0,
.pps_seq_parameter_set_id = 0,
.pps_pic_parameter_set_id = 0,
.short_term_ref_pic_set_idx = 0,
.PicOrderCntVal = hp->pic_order_cnt,
.TemporalId = 0,
/* Reserved */
.pRefLists = NULL, // Filled in during setup_refs
.pShortTermRefPicSet = NULL,
.pLongTermRefPics = NULL,
};
encode_info->pNext = &hp->vkh265pic_info;
hp->h265dpb_info = (StdVideoEncodeH265ReferenceInfo) {
.flags = (StdVideoEncodeH265ReferenceInfoFlags) {
.used_for_long_term_reference = 0,
.unused_for_reference = 0,
/* Reserved */
},
.pic_type = hp->h265pic_info.pic_type,
.PicOrderCntVal = hp->h265pic_info.PicOrderCntVal,
.TemporalId = hp->h265pic_info.TemporalId,
};
hp->vkh265dpb_info = (VkVideoEncodeH265DpbSlotInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_DPB_SLOT_INFO_KHR,
.pStdReferenceInfo = &hp->h265dpb_info,
};
vp->dpb_slot.pNext = &hp->vkh265dpb_info;
ref_slot = (VkVideoReferenceSlotInfoKHR *)encode_info->pSetupReferenceSlot;
ref_slot->pNext = &hp->vkh265dpb_info;
setup_refs(avctx, pic, encode_info);
setup_slices(avctx, pic);
return 0;
}
static int init_profile(AVCodecContext *avctx,
VkVideoProfileInfoKHR *profile, void *pnext)
{
VkResult ret;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
FFVulkanContext *s = &ctx->s;
FFVulkanFunctions *vk = &ctx->s.vkfn;
VkVideoEncodeH265CapabilitiesKHR h265_caps = {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_CAPABILITIES_KHR,
};
VkVideoEncodeCapabilitiesKHR enc_caps = {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_CAPABILITIES_KHR,
.pNext = &h265_caps,
};
VkVideoCapabilitiesKHR caps = {
.sType = VK_STRUCTURE_TYPE_VIDEO_CAPABILITIES_KHR,
.pNext = &enc_caps,
};
/* In order of preference */
int last_supported = AV_PROFILE_UNKNOWN;
static const int known_profiles[] = {
AV_PROFILE_HEVC_MAIN,
AV_PROFILE_HEVC_MAIN_10,
AV_PROFILE_HEVC_REXT,
};
int nb_profiles = FF_ARRAY_ELEMS(known_profiles);
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->frames->sw_format);
if (!desc)
return AVERROR(EINVAL);
if (s->frames->sw_format == AV_PIX_FMT_NV12)
nb_profiles = 1;
else if (s->frames->sw_format == AV_PIX_FMT_P010)
nb_profiles = 2;
enc->profile = (VkVideoEncodeH265ProfileInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_PROFILE_INFO_KHR,
.pNext = pnext,
.stdProfileIdc = ff_vk_h265_profile_to_vk(avctx->profile),
};
profile->pNext = &enc->profile;
/* Set level */
if (avctx->level == AV_LEVEL_UNKNOWN)
avctx->level = enc->common.opts.level;
/* User has explicitly specified a profile. */
if (avctx->profile != AV_PROFILE_UNKNOWN)
return 0;
av_log(avctx, AV_LOG_DEBUG, "Supported profiles:\n");
for (int i = 0; i < nb_profiles; i++) {
enc->profile.stdProfileIdc = ff_vk_h265_profile_to_vk(known_profiles[i]);
ret = vk->GetPhysicalDeviceVideoCapabilitiesKHR(s->hwctx->phys_dev,
profile,
&caps);
if (ret == VK_SUCCESS) {
av_log(avctx, AV_LOG_DEBUG, " %s\n",
avcodec_profile_name(avctx->codec_id, known_profiles[i]));
last_supported = known_profiles[i];
}
}
if (last_supported == AV_PROFILE_UNKNOWN) {
av_log(avctx, AV_LOG_ERROR, "No supported profiles for given format\n");
return AVERROR(ENOTSUP);
}
enc->profile.stdProfileIdc = ff_vk_h265_profile_to_vk(last_supported);
av_log(avctx, AV_LOG_VERBOSE, "Using profile %s\n",
avcodec_profile_name(avctx->codec_id, last_supported));
avctx->profile = last_supported;
return 0;
}
static int init_enc_options(AVCodecContext *avctx)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
if (avctx->rc_buffer_size)
enc->hrd_buffer_size = avctx->rc_buffer_size;
else if (avctx->rc_max_rate > 0)
enc->hrd_buffer_size = avctx->rc_max_rate;
else
enc->hrd_buffer_size = avctx->bit_rate;
if (avctx->rc_initial_buffer_occupancy) {
if (avctx->rc_initial_buffer_occupancy > enc->hrd_buffer_size) {
av_log(avctx, AV_LOG_ERROR, "Invalid RC buffer settings: "
"must have initial buffer size (%d) <= "
"buffer size (%"PRId64").\n",
avctx->rc_initial_buffer_occupancy, enc->hrd_buffer_size);
return AVERROR(EINVAL);
}
enc->initial_buffer_fullness = avctx->rc_initial_buffer_occupancy;
} else {
enc->initial_buffer_fullness = enc->hrd_buffer_size * 3 / 4;
}
if (enc->common.opts.rc_mode == VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR) {
enc->fixed_qp_p = av_clip(enc->common.opts.qp,
enc->caps.minQp, enc->caps.maxQp);
if (avctx->i_quant_factor > 0.0)
enc->fixed_qp_idr = av_clip((avctx->i_quant_factor * enc->fixed_qp_p +
avctx->i_quant_offset) + 0.5,
enc->caps.minQp, enc->caps.maxQp);
else
enc->fixed_qp_idr = enc->fixed_qp_p;
if (avctx->b_quant_factor > 0.0)
enc->fixed_qp_b = av_clip((avctx->b_quant_factor * enc->fixed_qp_p +
avctx->b_quant_offset) + 0.5,
enc->caps.minQp, enc->caps.maxQp);
else
enc->fixed_qp_b = enc->fixed_qp_p;
av_log(avctx, AV_LOG_DEBUG, "Using fixed QP = "
"%d / %d / %d for IDR- / P- / B-frames.\n",
enc->fixed_qp_idr, enc->fixed_qp_p, enc->fixed_qp_b);
} else {
enc->fixed_qp_idr = 26;
enc->fixed_qp_p = 26;
enc->fixed_qp_b = 26;
}
return 0;
}
static av_cold int init_sequence_headers(AVCodecContext *avctx)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
FFHWBaseEncodeContext *base_ctx = &ctx->base;
FFHWBaseEncodeH265 *units = &enc->units;
FFHWBaseEncodeH265Opts *unit_opts = &enc->unit_opts;
int max_ctb_size;
unsigned min_tb_size;
unsigned max_tb_size;
unsigned max_transform_hierarchy;
unit_opts->tier = enc->common.opts.tier;
unit_opts->fixed_qp_idr = enc->fixed_qp_idr;
unit_opts->cu_qp_delta_enabled_flag = enc->common.opts.rc_mode != VK_VIDEO_ENCODE_RATE_CONTROL_MODE_DISABLED_BIT_KHR;
unit_opts->nb_slices = 1;
unit_opts->slice_block_rows = (avctx->height + base_ctx->slice_block_height - 1) /
base_ctx->slice_block_height;
unit_opts->slice_block_cols = (avctx->width + base_ctx->slice_block_width - 1) /
base_ctx->slice_block_width;
/* cabac already set via an option */
/* fixed_qp_idr initialized in init_enc_options() */
/* hrd_buffer_size initialized in init_enc_options() */
/* initial_buffer_fullness initialized in init_enc_options() */
err = ff_hw_base_encode_init_params_h265(&enc->common.base, avctx,
units, unit_opts);
if (err < 0)
return err;
units->raw_sps.sample_adaptive_offset_enabled_flag =
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SAMPLE_ADAPTIVE_OFFSET_ENABLED_FLAG_SET_BIT_KHR);
units->raw_pps.transform_skip_enabled_flag =
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_TRANSFORM_SKIP_ENABLED_FLAG_SET_BIT_KHR);
max_ctb_size = 16;
/* coding blocks from 8x8 to max CTB size. */
if (enc->caps.ctbSizes & VK_VIDEO_ENCODE_H265_CTB_SIZE_64_BIT_KHR)
max_ctb_size = 64;
else if (enc->caps.ctbSizes & VK_VIDEO_ENCODE_H265_CTB_SIZE_32_BIT_KHR)
max_ctb_size = 32;
min_tb_size = 0;
max_tb_size = 0;
if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_4_BIT_KHR)
min_tb_size = 4;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_8_BIT_KHR)
min_tb_size = 8;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_16_BIT_KHR)
min_tb_size = 16;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_32_BIT_KHR)
min_tb_size = 32;
if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_32_BIT_KHR)
max_tb_size = 32;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_16_BIT_KHR)
max_tb_size = 16;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_8_BIT_KHR)
max_tb_size = 8;
else if (enc->caps.transformBlockSizes & VK_VIDEO_ENCODE_H265_TRANSFORM_BLOCK_SIZE_4_BIT_KHR)
max_tb_size = 4;
units->raw_sps.log2_min_luma_coding_block_size_minus3 = 0;
units->raw_sps.log2_diff_max_min_luma_coding_block_size = av_log2(max_ctb_size) - 3;
units->raw_sps.log2_min_luma_transform_block_size_minus2 = av_log2(min_tb_size) - 2;
units->raw_sps.log2_diff_max_min_luma_transform_block_size = av_log2(max_tb_size) - av_log2(min_tb_size);
max_transform_hierarchy = av_log2(max_ctb_size) - av_log2(min_tb_size);
units->raw_sps.max_transform_hierarchy_depth_intra = max_transform_hierarchy;
units->raw_sps.max_transform_hierarchy_depth_intra = max_transform_hierarchy;
units->raw_sps.vui.bitstream_restriction_flag = 0;
units->raw_sps.vui.max_bytes_per_pic_denom = 2;
units->raw_sps.vui.max_bits_per_min_cu_denom = 1;
units->raw_sps.sps_temporal_mvp_enabled_flag = 0;
if (base_ctx->gop_size & base_ctx->gop_size - 1 == 0)
units->raw_sps.log2_max_pic_order_cnt_lsb_minus4 = FFMAX(av_log2(base_ctx->gop_size) - 4, 0);
else
units->raw_sps.log2_max_pic_order_cnt_lsb_minus4 = FFMAX(av_log2(base_ctx->gop_size) - 3, 0);
return 0;
}
typedef struct VulkanH265Units {
StdVideoH265SequenceParameterSet sps;
StdVideoH265ShortTermRefPicSet str[STD_VIDEO_H265_SUBLAYERS_LIST_SIZE];
StdVideoH265LongTermRefPicsSps ltr;
StdVideoH265ProfileTierLevel ptl_sps;
StdVideoH265DecPicBufMgr dpbm_sps;
StdVideoH265HrdParameters vui_header_sps;
StdVideoH265SequenceParameterSetVui vui_sps;
StdVideoH265SubLayerHrdParameters slhdrnal[HEVC_MAX_SUB_LAYERS];
StdVideoH265SubLayerHrdParameters slhdrvcl[HEVC_MAX_SUB_LAYERS];
StdVideoH265PictureParameterSet pps;
StdVideoH265ScalingLists pps_scaling;
StdVideoH265VideoParameterSet vps;
StdVideoH265ProfileTierLevel ptl_vps;
StdVideoH265DecPicBufMgr dpbm_vps;
StdVideoH265HrdParameters vui_header_vps;
} VulkanH265Units;
static av_cold int base_unit_to_vk(AVCodecContext *avctx,
VulkanH265Units *vk_units)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
H265RawSPS *sps = &enc->units.raw_sps;
StdVideoH265SequenceParameterSet *vksps = &vk_units->sps;
StdVideoH265ShortTermRefPicSet *str = vk_units->str;
StdVideoH265LongTermRefPicsSps *ltr = &vk_units->ltr;
StdVideoH265ProfileTierLevel *ptl_sps = &vk_units->ptl_sps;
StdVideoH265DecPicBufMgr *dpbm_sps = &vk_units->dpbm_sps;
StdVideoH265HrdParameters *vui_header_sps = &vk_units->vui_header_sps;
StdVideoH265SequenceParameterSetVui *vui_sps = &vk_units->vui_sps;
StdVideoH265SubLayerHrdParameters *slhdrnal = vk_units->slhdrnal;
StdVideoH265SubLayerHrdParameters *slhdrvcl = vk_units->slhdrvcl;
H265RawPPS *pps = &enc->units.raw_pps;
StdVideoH265PictureParameterSet *vkpps = &vk_units->pps;
H265RawVPS *vps = &enc->units.raw_vps;
StdVideoH265VideoParameterSet *vkvps = &vk_units->vps;
StdVideoH265ProfileTierLevel *ptl_vps = &vk_units->ptl_vps;
StdVideoH265DecPicBufMgr *dpbm_vps = &vk_units->dpbm_vps;
StdVideoH265HrdParameters *vui_header_vps = &vk_units->vui_header_vps;
/* SPS */
for (int i = 0; i < HEVC_MAX_SUB_LAYERS; i++) {
memcpy(&slhdrnal[i], &sps->vui.hrd_parameters.nal_sub_layer_hrd_parameters[i], sizeof(*slhdrnal));
memcpy(&slhdrvcl[i], &sps->vui.hrd_parameters.vcl_sub_layer_hrd_parameters[i], sizeof(*slhdrvcl));
slhdrnal[i].cbr_flag = 0x0;
slhdrvcl[i].cbr_flag = 0x0;
for (int j = 0; j < HEVC_MAX_CPB_CNT; j++) {
slhdrnal[i].cbr_flag |= sps->vui.hrd_parameters.nal_sub_layer_hrd_parameters[i].cbr_flag[j] << i;
slhdrvcl[i].cbr_flag |= sps->vui.hrd_parameters.vcl_sub_layer_hrd_parameters[i].cbr_flag[j] << i;
}
}
*vui_header_sps = (StdVideoH265HrdParameters) {
.flags = (StdVideoH265HrdFlags) {
.nal_hrd_parameters_present_flag = sps->vui.hrd_parameters.nal_hrd_parameters_present_flag,
.vcl_hrd_parameters_present_flag = sps->vui.hrd_parameters.vcl_hrd_parameters_present_flag,
.sub_pic_hrd_params_present_flag = sps->vui.hrd_parameters.sub_pic_hrd_params_present_flag,
.sub_pic_cpb_params_in_pic_timing_sei_flag = sps->vui.hrd_parameters.sub_pic_cpb_params_in_pic_timing_sei_flag,
.fixed_pic_rate_general_flag = 0x0,
.fixed_pic_rate_within_cvs_flag = 0x0,
.low_delay_hrd_flag = 0x0,
},
.tick_divisor_minus2 = sps->vui.hrd_parameters.tick_divisor_minus2,
.du_cpb_removal_delay_increment_length_minus1 = sps->vui.hrd_parameters.du_cpb_removal_delay_increment_length_minus1,
.dpb_output_delay_du_length_minus1 = sps->vui.hrd_parameters.dpb_output_delay_du_length_minus1,
.bit_rate_scale = sps->vui.hrd_parameters.bit_rate_scale,
.cpb_size_scale = sps->vui.hrd_parameters.cpb_size_scale,
.cpb_size_du_scale = sps->vui.hrd_parameters.cpb_size_du_scale,
.initial_cpb_removal_delay_length_minus1 = sps->vui.hrd_parameters.initial_cpb_removal_delay_length_minus1,
.au_cpb_removal_delay_length_minus1 = sps->vui.hrd_parameters.au_cpb_removal_delay_length_minus1,
.dpb_output_delay_length_minus1 = sps->vui.hrd_parameters.dpb_output_delay_length_minus1,
/* Reserved - 3*16 bits */
.pSubLayerHrdParametersNal = slhdrnal,
.pSubLayerHrdParametersVcl = slhdrvcl,
};
for (int i = 0; i < HEVC_MAX_SUB_LAYERS; i++) {
vui_header_sps->flags.fixed_pic_rate_general_flag |= sps->vui.hrd_parameters.fixed_pic_rate_general_flag[i] << i;
vui_header_sps->flags.fixed_pic_rate_within_cvs_flag |= sps->vui.hrd_parameters.fixed_pic_rate_within_cvs_flag[i] << i;
vui_header_sps->flags.low_delay_hrd_flag |= sps->vui.hrd_parameters.low_delay_hrd_flag[i] << i;
}
for (int i = 0; i < STD_VIDEO_H265_SUBLAYERS_LIST_SIZE; i++) {
dpbm_sps->max_latency_increase_plus1[i] = sps->sps_max_latency_increase_plus1[i];
dpbm_sps->max_dec_pic_buffering_minus1[i] = sps->sps_max_dec_pic_buffering_minus1[i];
dpbm_sps->max_num_reorder_pics[i] = sps->sps_max_num_reorder_pics[i];
}
*ptl_sps = (StdVideoH265ProfileTierLevel) {
.flags = (StdVideoH265ProfileTierLevelFlags) {
.general_tier_flag = sps->profile_tier_level.general_tier_flag,
.general_progressive_source_flag = sps->profile_tier_level.general_progressive_source_flag,
.general_interlaced_source_flag = sps->profile_tier_level.general_interlaced_source_flag,
.general_non_packed_constraint_flag = sps->profile_tier_level.general_non_packed_constraint_flag,
.general_frame_only_constraint_flag = sps->profile_tier_level.general_frame_only_constraint_flag,
},
.general_profile_idc = ff_vk_h265_profile_to_vk(sps->profile_tier_level.general_profile_idc),
.general_level_idc = ff_vk_h265_level_to_vk(sps->profile_tier_level.general_level_idc),
};
for (int i = 0; i < STD_VIDEO_H265_MAX_SHORT_TERM_REF_PIC_SETS; i++) {
const H265RawSTRefPicSet *st_rps = &sps->st_ref_pic_set[i];
str[i] = (StdVideoH265ShortTermRefPicSet) {
.flags = (StdVideoH265ShortTermRefPicSetFlags) {
.inter_ref_pic_set_prediction_flag = st_rps->inter_ref_pic_set_prediction_flag,
.delta_rps_sign = st_rps->delta_rps_sign,
},
.delta_idx_minus1 = st_rps->delta_idx_minus1,
.use_delta_flag = 0x0,
.abs_delta_rps_minus1 = st_rps->abs_delta_rps_minus1,
.used_by_curr_pic_flag = 0x0,
.used_by_curr_pic_s0_flag = 0x0,
.used_by_curr_pic_s1_flag = 0x0,
/* Reserved */
/* Reserved */
/* Reserved */
.num_negative_pics = st_rps->num_negative_pics,
.num_positive_pics = st_rps->num_positive_pics,
};
for (int j = 0; j < HEVC_MAX_REFS; j++) {
str[i].use_delta_flag |= st_rps->use_delta_flag[j] << i;
str[i].used_by_curr_pic_flag |= st_rps->used_by_curr_pic_flag[j] << i;
str[i].used_by_curr_pic_s0_flag |= st_rps->used_by_curr_pic_s0_flag[j] << i;
str[i].used_by_curr_pic_s1_flag |= st_rps->used_by_curr_pic_s1_flag[j] << i;
str[i].delta_poc_s0_minus1[j] = st_rps->delta_poc_s0_minus1[j];
str[i].delta_poc_s1_minus1[j] = st_rps->delta_poc_s1_minus1[j];
}
}
ltr->used_by_curr_pic_lt_sps_flag = 0;
for (int i = 0; i < STD_VIDEO_H265_MAX_LONG_TERM_REF_PICS_SPS; i++) {
ltr->used_by_curr_pic_lt_sps_flag |= sps->lt_ref_pic_poc_lsb_sps[i] << i;
ltr->lt_ref_pic_poc_lsb_sps[i] = sps->lt_ref_pic_poc_lsb_sps[i];
}
*vksps = (StdVideoH265SequenceParameterSet) {
.flags = (StdVideoH265SpsFlags) {
.sps_temporal_id_nesting_flag = sps->sps_temporal_id_nesting_flag,
.separate_colour_plane_flag = sps->separate_colour_plane_flag,
.conformance_window_flag = sps->conformance_window_flag,
.sps_sub_layer_ordering_info_present_flag = sps->sps_sub_layer_ordering_info_present_flag,
.scaling_list_enabled_flag = sps->scaling_list_enabled_flag,
.sps_scaling_list_data_present_flag = sps->sps_scaling_list_data_present_flag,
.amp_enabled_flag = sps->amp_enabled_flag,
.sample_adaptive_offset_enabled_flag = sps->sample_adaptive_offset_enabled_flag,
.pcm_enabled_flag = sps->pcm_enabled_flag,
.pcm_loop_filter_disabled_flag = sps->pcm_loop_filter_disabled_flag,
.long_term_ref_pics_present_flag = sps->long_term_ref_pics_present_flag,
.sps_temporal_mvp_enabled_flag = sps->sps_temporal_mvp_enabled_flag,
.strong_intra_smoothing_enabled_flag = sps->strong_intra_smoothing_enabled_flag,
.vui_parameters_present_flag = sps->vui_parameters_present_flag,
.sps_extension_present_flag = sps->sps_extension_present_flag,
.sps_range_extension_flag = sps->sps_range_extension_flag,
.transform_skip_rotation_enabled_flag = sps->transform_skip_rotation_enabled_flag,
.transform_skip_context_enabled_flag = sps->transform_skip_context_enabled_flag,
.implicit_rdpcm_enabled_flag = sps->implicit_rdpcm_enabled_flag,
.explicit_rdpcm_enabled_flag = sps->explicit_rdpcm_enabled_flag,
.extended_precision_processing_flag = sps->extended_precision_processing_flag,
.intra_smoothing_disabled_flag = sps->intra_smoothing_disabled_flag,
.high_precision_offsets_enabled_flag = sps->high_precision_offsets_enabled_flag,
.persistent_rice_adaptation_enabled_flag = sps->persistent_rice_adaptation_enabled_flag,
.cabac_bypass_alignment_enabled_flag = sps->cabac_bypass_alignment_enabled_flag,
.sps_scc_extension_flag = sps->sps_scc_extension_flag,
.sps_curr_pic_ref_enabled_flag = sps->sps_curr_pic_ref_enabled_flag,
.palette_mode_enabled_flag = sps->palette_mode_enabled_flag,
.sps_palette_predictor_initializers_present_flag = sps->sps_palette_predictor_initializer_present_flag,
.intra_boundary_filtering_disabled_flag = sps->intra_boundary_filtering_disable_flag,
},
.chroma_format_idc = sps->chroma_format_idc,
.pic_width_in_luma_samples = sps->pic_width_in_luma_samples,
.pic_height_in_luma_samples = sps->pic_height_in_luma_samples,
.sps_video_parameter_set_id = sps->sps_video_parameter_set_id,
.sps_max_sub_layers_minus1 = sps->sps_max_sub_layers_minus1,
.sps_seq_parameter_set_id = sps->sps_seq_parameter_set_id,
.bit_depth_luma_minus8 = sps->bit_depth_luma_minus8,
.bit_depth_chroma_minus8 = sps->bit_depth_chroma_minus8,
.log2_max_pic_order_cnt_lsb_minus4 = sps->log2_max_pic_order_cnt_lsb_minus4,
.log2_min_luma_coding_block_size_minus3 = sps->log2_min_luma_coding_block_size_minus3,
.log2_diff_max_min_luma_coding_block_size = sps->log2_diff_max_min_luma_coding_block_size,
.log2_min_luma_transform_block_size_minus2 = sps->log2_min_luma_transform_block_size_minus2,
.log2_diff_max_min_luma_transform_block_size = sps->log2_diff_max_min_luma_transform_block_size,
.max_transform_hierarchy_depth_inter = sps->max_transform_hierarchy_depth_inter,
.max_transform_hierarchy_depth_intra = sps->max_transform_hierarchy_depth_intra,
.num_short_term_ref_pic_sets = sps->num_short_term_ref_pic_sets,
.num_long_term_ref_pics_sps = sps->num_long_term_ref_pics_sps,
.pcm_sample_bit_depth_luma_minus1 = sps->pcm_sample_bit_depth_luma_minus1,
.pcm_sample_bit_depth_chroma_minus1 = sps->pcm_sample_bit_depth_chroma_minus1,
.log2_min_pcm_luma_coding_block_size_minus3 = sps->log2_min_pcm_luma_coding_block_size_minus3,
.log2_diff_max_min_pcm_luma_coding_block_size = sps->log2_diff_max_min_pcm_luma_coding_block_size,
/* Reserved */
/* Reserved */
.palette_max_size = sps->palette_max_size,
.delta_palette_max_predictor_size = sps->delta_palette_max_predictor_size,
.motion_vector_resolution_control_idc = sps->motion_vector_resolution_control_idc,
.sps_num_palette_predictor_initializers_minus1 = sps->sps_num_palette_predictor_initializer_minus1,
.conf_win_left_offset = sps->conf_win_left_offset,
.conf_win_right_offset = sps->conf_win_right_offset,
.conf_win_top_offset = sps->conf_win_top_offset,
.conf_win_bottom_offset = sps->conf_win_bottom_offset,
.pProfileTierLevel = ptl_sps,
.pDecPicBufMgr = dpbm_sps,
.pScalingLists = NULL,
.pShortTermRefPicSet = str,
.pLongTermRefPicsSps = ltr,
.pSequenceParameterSetVui = vui_sps,
.pPredictorPaletteEntries = NULL,
};
/* PPS */
*vkpps = (StdVideoH265PictureParameterSet) {
.flags = (StdVideoH265PpsFlags) {
.dependent_slice_segments_enabled_flag = pps->dependent_slice_segments_enabled_flag,
.output_flag_present_flag = pps->output_flag_present_flag,
.sign_data_hiding_enabled_flag = pps->sign_data_hiding_enabled_flag,
.cabac_init_present_flag = pps->cabac_init_present_flag,
.constrained_intra_pred_flag = pps->constrained_intra_pred_flag,
.transform_skip_enabled_flag = pps->transform_skip_enabled_flag,
.cu_qp_delta_enabled_flag = pps->cu_qp_delta_enabled_flag,
.pps_slice_chroma_qp_offsets_present_flag = pps->pps_slice_chroma_qp_offsets_present_flag,
.weighted_pred_flag = pps->weighted_pred_flag,
.weighted_bipred_flag = pps->weighted_bipred_flag,
.transquant_bypass_enabled_flag = pps->transquant_bypass_enabled_flag,
.tiles_enabled_flag = pps->tiles_enabled_flag,
.entropy_coding_sync_enabled_flag = pps->entropy_coding_sync_enabled_flag,
.uniform_spacing_flag = pps->uniform_spacing_flag,
.loop_filter_across_tiles_enabled_flag = pps->loop_filter_across_tiles_enabled_flag,
.pps_loop_filter_across_slices_enabled_flag = pps->pps_loop_filter_across_slices_enabled_flag,
.deblocking_filter_control_present_flag = pps->deblocking_filter_control_present_flag,
.deblocking_filter_override_enabled_flag = pps->deblocking_filter_override_enabled_flag,
.pps_deblocking_filter_disabled_flag = pps->pps_deblocking_filter_disabled_flag,
.pps_scaling_list_data_present_flag = pps->pps_scaling_list_data_present_flag,
.lists_modification_present_flag = pps->lists_modification_present_flag,
.slice_segment_header_extension_present_flag = pps->slice_segment_header_extension_present_flag,
.pps_extension_present_flag = pps->pps_extension_present_flag,
.cross_component_prediction_enabled_flag = pps->cross_component_prediction_enabled_flag,
.chroma_qp_offset_list_enabled_flag = pps->chroma_qp_offset_list_enabled_flag,
.pps_curr_pic_ref_enabled_flag = pps->pps_curr_pic_ref_enabled_flag,
.residual_adaptive_colour_transform_enabled_flag = pps->residual_adaptive_colour_transform_enabled_flag,
.pps_slice_act_qp_offsets_present_flag = pps->pps_slice_act_qp_offsets_present_flag,
.pps_palette_predictor_initializers_present_flag = pps->pps_palette_predictor_initializer_present_flag,
.monochrome_palette_flag = pps->monochrome_palette_flag,
.pps_range_extension_flag = pps->pps_range_extension_flag,
},
.pps_pic_parameter_set_id = pps->pps_pic_parameter_set_id,
.pps_seq_parameter_set_id = pps->pps_seq_parameter_set_id,
.sps_video_parameter_set_id = sps->sps_video_parameter_set_id,
.num_extra_slice_header_bits = pps->num_extra_slice_header_bits,
.num_ref_idx_l0_default_active_minus1 = pps->num_ref_idx_l0_default_active_minus1,
.num_ref_idx_l1_default_active_minus1 = pps->num_ref_idx_l1_default_active_minus1,
.init_qp_minus26 = pps->init_qp_minus26,
.diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth,
.pps_cb_qp_offset = pps->pps_cb_qp_offset,
.pps_cr_qp_offset = pps->pps_cr_qp_offset,
.pps_beta_offset_div2 = pps->pps_beta_offset_div2,
.pps_tc_offset_div2 = pps->pps_tc_offset_div2,
.log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level_minus2,
.log2_max_transform_skip_block_size_minus2 = pps->log2_max_transform_skip_block_size_minus2,
.diff_cu_chroma_qp_offset_depth = pps->diff_cu_chroma_qp_offset_depth,
.chroma_qp_offset_list_len_minus1 = pps->chroma_qp_offset_list_len_minus1,
.log2_sao_offset_scale_luma = pps->log2_sao_offset_scale_luma,
.log2_sao_offset_scale_chroma = pps->log2_sao_offset_scale_chroma,
.pps_act_y_qp_offset_plus5 = pps->pps_act_y_qp_offset_plus5,
.pps_act_cb_qp_offset_plus5 = pps->pps_act_cb_qp_offset_plus5,
.pps_act_cr_qp_offset_plus3 = pps->pps_act_cr_qp_offset_plus3,
.pps_num_palette_predictor_initializers = pps->pps_num_palette_predictor_initializer,
.luma_bit_depth_entry_minus8 = pps->luma_bit_depth_entry_minus8,
.chroma_bit_depth_entry_minus8 = pps->chroma_bit_depth_entry_minus8,
.num_tile_columns_minus1 = pps->num_tile_columns_minus1,
.num_tile_rows_minus1 = pps->num_tile_rows_minus1,
.pScalingLists = NULL,
.pPredictorPaletteEntries = NULL,
};
for (int i = 0; i < pps->num_tile_columns_minus1; i++)
vkpps->column_width_minus1[i] = pps->column_width_minus1[i];
for (int i = 0; i < pps->num_tile_rows_minus1; i++)
vkpps->row_height_minus1[i] = pps->row_height_minus1[i];
for (int i = 0; i <= pps->chroma_qp_offset_list_len_minus1; i++) {
vkpps->cb_qp_offset_list[i] = pps->cb_qp_offset_list[i];
vkpps->cr_qp_offset_list[i] = pps->cr_qp_offset_list[i];
}
/* VPS */
for (int i = 0; i < STD_VIDEO_H265_SUBLAYERS_LIST_SIZE; i++) {
dpbm_vps->max_latency_increase_plus1[i] = vps->vps_max_latency_increase_plus1[i];
dpbm_vps->max_dec_pic_buffering_minus1[i] = vps->vps_max_dec_pic_buffering_minus1[i];
dpbm_vps->max_num_reorder_pics[i] = vps->vps_max_num_reorder_pics[i];
}
*ptl_vps = (StdVideoH265ProfileTierLevel) {
.flags = (StdVideoH265ProfileTierLevelFlags) {
.general_tier_flag = vps->profile_tier_level.general_tier_flag,
.general_progressive_source_flag = vps->profile_tier_level.general_progressive_source_flag,
.general_interlaced_source_flag = vps->profile_tier_level.general_interlaced_source_flag,
.general_non_packed_constraint_flag = vps->profile_tier_level.general_non_packed_constraint_flag,
.general_frame_only_constraint_flag = vps->profile_tier_level.general_frame_only_constraint_flag,
},
.general_profile_idc = ff_vk_h265_profile_to_vk(vps->profile_tier_level.general_profile_idc),
.general_level_idc = ff_vk_h265_level_to_vk(vps->profile_tier_level.general_level_idc),
};
*vkvps = (StdVideoH265VideoParameterSet) {
.flags = (StdVideoH265VpsFlags) {
.vps_temporal_id_nesting_flag = vps->vps_temporal_id_nesting_flag,
.vps_sub_layer_ordering_info_present_flag = vps->vps_sub_layer_ordering_info_present_flag,
.vps_timing_info_present_flag = vps->vps_timing_info_present_flag,
.vps_poc_proportional_to_timing_flag = vps->vps_poc_proportional_to_timing_flag,
},
.vps_video_parameter_set_id = vps->vps_video_parameter_set_id,
.vps_max_sub_layers_minus1 = vps->vps_max_sub_layers_minus1,
/* Reserved */
/* Reserved */
.vps_num_units_in_tick = vps->vps_num_units_in_tick,
.vps_time_scale = vps->vps_time_scale,
.vps_num_ticks_poc_diff_one_minus1 = vps->vps_num_ticks_poc_diff_one_minus1,
/* Reserved */
.pDecPicBufMgr = dpbm_vps,
.pHrdParameters = vui_header_vps,
.pProfileTierLevel = ptl_vps,
};
return 0;
}
static int create_session_params(AVCodecContext *avctx)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
FFVulkanContext *s = &ctx->s;
FFVulkanFunctions *vk = &ctx->s.vkfn;
VulkanH265Units vk_units = { 0 };
VkVideoEncodeH265SessionParametersAddInfoKHR h265_params_info;
VkVideoEncodeH265SessionParametersCreateInfoKHR h265_params;
/* Convert it to Vulkan */
err = base_unit_to_vk(avctx, &vk_units);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Unable to convert SPS/PPS units to Vulkan: %s\n",
av_err2str(err));
return err;
}
/* Destroy the session params */
if (ctx->session_params)
vk->DestroyVideoSessionParametersKHR(s->hwctx->act_dev,
ctx->session_params,
s->hwctx->alloc);
h265_params_info = (VkVideoEncodeH265SessionParametersAddInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_ADD_INFO_KHR,
.pStdSPSs = &vk_units.sps,
.stdSPSCount = 1,
.pStdPPSs = &vk_units.pps,
.stdPPSCount = 1,
.pStdVPSs = &vk_units.vps,
.stdVPSCount = 1,
};
h265_params = (VkVideoEncodeH265SessionParametersCreateInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_CREATE_INFO_KHR,
.maxStdSPSCount = 1,
.maxStdPPSCount = 1,
.maxStdVPSCount = 1,
.pParametersAddInfo = &h265_params_info,
};
vulkan_encode: set the quality level in session parameters
2024-09-23 12:56:29 +02:00
return ff_vulkan_encode_create_session_params(avctx, ctx, &h265_params);
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
}
static int parse_feedback_units(AVCodecContext *avctx,
const uint8_t *data, size_t size,
int sps_override, int pps_override)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
CodedBitstreamContext *cbs;
CodedBitstreamFragment au = { 0 };
err = ff_cbs_init(&cbs, AV_CODEC_ID_HEVC, avctx);
if (err < 0)
return err;
avcodec/cbs: add an AVBufferRef input argument to ff_cbs_read()
2025-04-29 16:54:21 -03:00
err = ff_cbs_read(cbs, &au, NULL, data, size);
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Unable to parse feedback units, bad drivers: %s\n",
av_err2str(err));
avcodec/vulkan_encode_hevc: Fix memleak on error
2025-05-05 22:16:13 +02:00
goto fail;
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
}
if (sps_override) {
for (int i = 0; i < au.nb_units; i++) {
if (au.units[i].type == HEVC_NAL_SPS) {
H265RawSPS *sps = au.units[i].content;
enc->units.raw_sps.pic_width_in_luma_samples = sps->pic_width_in_luma_samples;
enc->units.raw_sps.pic_height_in_luma_samples = sps->pic_height_in_luma_samples;
enc->units.raw_sps.log2_diff_max_min_luma_coding_block_size = sps->log2_diff_max_min_luma_coding_block_size;
enc->units.raw_sps.max_transform_hierarchy_depth_inter = sps->max_transform_hierarchy_depth_inter;
enc->units.raw_sps.max_transform_hierarchy_depth_intra = sps->max_transform_hierarchy_depth_intra;
}
}
}
/* If PPS has an override, just copy it entirely. */
if (pps_override) {
for (int i = 0; i < au.nb_units; i++) {
if (au.units[i].type == HEVC_NAL_PPS) {
H265RawPPS *pps = au.units[i].content;
memcpy(&enc->units.raw_pps, pps, sizeof(*pps));
enc->fixed_qp_idr = pps->init_qp_minus26 + 26;
break;
}
}
}
avcodec/vulkan_encode_hevc: Fix memleak on error
2025-05-05 22:16:13 +02:00
err = 0;
fail:
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
ff_cbs_fragment_free(&au);
ff_cbs_close(&cbs);
avcodec/vulkan_encode_hevc: Fix memleak on error
2025-05-05 22:16:13 +02:00
return err;
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
}
static int init_base_units(AVCodecContext *avctx)
{
int err;
VkResult ret;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
FFVulkanContext *s = &ctx->s;
FFVulkanFunctions *vk = &ctx->s.vkfn;
VkVideoEncodeH265SessionParametersGetInfoKHR h265_params_info;
VkVideoEncodeSessionParametersGetInfoKHR params_info;
VkVideoEncodeH265SessionParametersFeedbackInfoKHR h265_params_feedback;
VkVideoEncodeSessionParametersFeedbackInfoKHR params_feedback;
void *data = NULL;
size_t data_size = 0;
/* Generate SPS/PPS unit info */
err = init_sequence_headers(avctx);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Unable to initialize SPS/PPS units: %s\n",
av_err2str(err));
return err;
}
/* Create session parameters from them */
err = create_session_params(avctx);
if (err < 0)
return err;
h265_params_info = (VkVideoEncodeH265SessionParametersGetInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_GET_INFO_KHR,
.writeStdSPS = 1,
.writeStdPPS = 1,
.writeStdVPS = 1,
.stdSPSId = enc->units.raw_sps.sps_seq_parameter_set_id,
.stdPPSId = enc->units.raw_pps.pps_pic_parameter_set_id,
.stdVPSId = enc->units.raw_vps.vps_video_parameter_set_id,
};
params_info = (VkVideoEncodeSessionParametersGetInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_SESSION_PARAMETERS_GET_INFO_KHR,
.pNext = &h265_params_info,
.videoSessionParameters = ctx->session_params,
};
h265_params_feedback = (VkVideoEncodeH265SessionParametersFeedbackInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_FEEDBACK_INFO_KHR,
};
params_feedback = (VkVideoEncodeSessionParametersFeedbackInfoKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_SESSION_PARAMETERS_FEEDBACK_INFO_KHR,
.pNext = &h265_params_feedback,
};
ret = vk->GetEncodedVideoSessionParametersKHR(s->hwctx->act_dev, &params_info,
&params_feedback,
&data_size, data);
if (ret == VK_INCOMPLETE ||
(ret == VK_SUCCESS) && (data_size > 0)) {
data = av_mallocz(data_size);
if (!data)
return AVERROR(ENOMEM);
} else {
libavutil/internal: Remove {SIZE,PTRDIFF}_SPECIFIER
2025-12-03 00:41:00 +01:00
av_log(avctx, AV_LOG_ERROR, "Unable to get feedback for H.265 units = %zu\n", data_size);
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
return err;
}
ret = vk->GetEncodedVideoSessionParametersKHR(s->hwctx->act_dev, &params_info,
&params_feedback,
&data_size, data);
if (ret != VK_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Error writing feedback units\n");
return err;
}
av_log(avctx, AV_LOG_VERBOSE, "Feedback units written, overrides: %i (SPS: %i PPS: %i VPS: %i)\n",
params_feedback.hasOverrides,
h265_params_feedback.hasStdSPSOverrides,
h265_params_feedback.hasStdPPSOverrides,
h265_params_feedback.hasStdVPSOverrides);
params_feedback.hasOverrides = 1;
h265_params_feedback.hasStdSPSOverrides = 1;
h265_params_feedback.hasStdPPSOverrides = 1;
/* No need to sync any overrides */
if (!params_feedback.hasOverrides)
return 0;
/* Parse back tne units and override */
err = parse_feedback_units(avctx, data, data_size,
h265_params_feedback.hasStdSPSOverrides,
h265_params_feedback.hasStdPPSOverrides);
if (err < 0)
return err;
/* Create final session parameters */
err = create_session_params(avctx);
if (err < 0)
return err;
return 0;
}
static int vulkan_encode_h265_add_nal(AVCodecContext *avctx,
CodedBitstreamFragment *au,
void *nal_unit)
{
H265RawNALUnitHeader *header = nal_unit;
int err = ff_cbs_insert_unit_content(au, -1,
header->nal_unit_type, nal_unit, NULL);
if (err < 0)
av_log(avctx, AV_LOG_ERROR, "Failed to add NAL unit: "
"type = %d.\n", header->nal_unit_type);
return err;
}
static int write_access_unit(AVCodecContext *avctx,
uint8_t *data, size_t *data_len,
CodedBitstreamFragment *au)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
int err = ff_cbs_write_fragment_data(enc->cbs, au);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to write packed header.\n");
return err;
}
if (*data_len < au->data_size) {
av_log(avctx, AV_LOG_ERROR, "Access unit too large: %zu < %zu.\n",
*data_len, au->data_size);
return AVERROR(ENOSPC);
}
memcpy(data, au->data, au->data_size);
*data_len = au->data_size;
return 0;
}
static int write_sequence_headers(AVCodecContext *avctx,
FFHWBaseEncodePicture *base_pic,
uint8_t *data, size_t *data_len)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
VulkanEncodeH265Picture *hp = base_pic ? base_pic->codec_priv : NULL;
CodedBitstreamFragment *au = &enc->current_access_unit;
if (hp && hp->units_needed & UNIT_AUD) {
err = vulkan_encode_h265_add_nal(avctx, au, &enc->raw_aud);
if (err < 0)
goto fail;
hp->units_needed &= ~UNIT_AUD;
}
err = vulkan_encode_h265_add_nal(avctx, au, &enc->units.raw_vps);
if (err < 0)
goto fail;
err = vulkan_encode_h265_add_nal(avctx, au, &enc->units.raw_sps);
if (err < 0)
goto fail;
err = vulkan_encode_h265_add_nal(avctx, au, &enc->units.raw_pps);
if (err < 0)
goto fail;
err = write_access_unit(avctx, data, data_len, au);
fail:
ff_cbs_fragment_reset(au);
return err;
}
static int write_extra_headers(AVCodecContext *avctx,
FFHWBaseEncodePicture *base_pic,
uint8_t *data, size_t *data_len)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
VulkanEncodeH265Picture *hp = base_pic->codec_priv;
CodedBitstreamFragment *au = &enc->current_access_unit;
if (hp->units_needed & UNIT_AUD) {
err = vulkan_encode_h265_add_nal(avctx, au, &enc->raw_aud);
if (err < 0)
goto fail;
}
if (hp->units_needed & UNIT_SEI_MASTERING_DISPLAY) {
err = ff_cbs_sei_add_message(enc->cbs, au, 1,
SEI_TYPE_MASTERING_DISPLAY_COLOUR_VOLUME,
&enc->sei_mastering_display, NULL);
if (err < 0)
goto fail;
}
if (hp->units_needed & UNIT_SEI_CONTENT_LIGHT_LEVEL) {
err = ff_cbs_sei_add_message(enc->cbs, au, 1,
SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO,
&enc->sei_content_light_level, NULL);
if (err < 0)
goto fail;
}
if (hp->units_needed & UNIT_SEI_A53_CC) {
err = ff_cbs_sei_add_message(enc->cbs, au, 1,
SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35,
&enc->sei_a53cc, NULL);
if (err < 0)
goto fail;
}
if (hp->units_needed) {
err = write_access_unit(avctx, data, data_len, au);
if (err < 0)
goto fail;
} else {
vulkan_encode_h264/5: Fix uninitialized return value in write_extra_headers
2024-11-14 22:38:08 +01:00
err = 0;
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
*data_len = 0;
}
fail:
ff_cbs_fragment_reset(au);
return err;
}
static int write_filler(AVCodecContext *avctx, uint32_t filler,
uint8_t *data, size_t *data_len)
{
int err;
VulkanEncodeH265Context *enc = avctx->priv_data;
CodedBitstreamFragment *au = &enc->current_access_unit;
H265RawFiller raw_filler = {
.nal_unit_header =
{
.nal_unit_type = HEVC_NAL_FD_NUT,
.nuh_temporal_id_plus1 = 1,
},
.filler_size = filler,
};
err = vulkan_encode_h265_add_nal(avctx, au, &raw_filler);
if (err < 0)
goto fail;
err = write_access_unit(avctx, data, data_len, au);
fail:
ff_cbs_fragment_reset(au);
return err;
}
static const FFVulkanCodec enc_cb = {
.flags = FF_HW_FLAG_B_PICTURES |
FF_HW_FLAG_B_PICTURE_REFERENCES |
FF_HW_FLAG_NON_IDR_KEY_PICTURES,
.picture_priv_data_size = sizeof(VulkanEncodeH265Picture),
.filler_header_size = 7,
.init_profile = init_profile,
.init_pic_rc = init_pic_rc,
.init_pic_params = init_pic_params,
.write_sequence_headers = write_sequence_headers,
.write_extra_headers = write_extra_headers,
.write_filler = write_filler,
};
static av_cold int vulkan_encode_h265_init(AVCodecContext *avctx)
{
int err, ref_l0, ref_l1;
VulkanEncodeH265Context *enc = avctx->priv_data;
FFVulkanEncodeContext *ctx = &enc->common;
FFHWBaseEncodeContext *base_ctx = &ctx->base;
int flags;
if (avctx->profile == AV_PROFILE_UNKNOWN)
avctx->profile = enc->common.opts.profile;
enc->caps = (VkVideoEncodeH265CapabilitiesKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_CAPABILITIES_KHR,
};
enc->quality_props = (VkVideoEncodeH265QualityLevelPropertiesKHR) {
.sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_QUALITY_LEVEL_PROPERTIES_KHR,
};
err = ff_vulkan_encode_init(avctx, &enc->common,
&ff_vk_enc_h265_desc, &enc_cb,
&enc->caps, &enc->quality_props);
if (err < 0)
return err;
av_log(avctx, AV_LOG_VERBOSE, "H265 encoder capabilities:\n");
av_log(avctx, AV_LOG_VERBOSE, " Standard capability flags:\n");
av_log(avctx, AV_LOG_VERBOSE, " separate_color_plane: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SEPARATE_COLOR_PLANE_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " sample_adaptive_offset: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SAMPLE_ADAPTIVE_OFFSET_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " scaling_lists: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SCALING_LIST_DATA_PRESENT_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " pcm: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_PCM_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " temporal_mvp: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SPS_TEMPORAL_MVP_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " init_qp: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_INIT_QP_MINUS26_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " weighted:%s%s\n",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_WEIGHTED_PRED_FLAG_SET_BIT_KHR ?
" pred" : "",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_WEIGHTED_BIPRED_FLAG_SET_BIT_KHR ?
" bipred" : "");
av_log(avctx, AV_LOG_VERBOSE, " parallel_merge_level: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_LOG2_PARALLEL_MERGE_LEVEL_MINUS2_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " sign_data_hiding: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SIGN_DATA_HIDING_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " transform_skip:%s%s\n",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_TRANSFORM_SKIP_ENABLED_FLAG_SET_BIT_KHR ?
" set" : "",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_TRANSFORM_SKIP_ENABLED_FLAG_UNSET_BIT_KHR ?
" unset" : "");
av_log(avctx, AV_LOG_VERBOSE, " slice_chroma_qp_offsets: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " transquant_bypass: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_TRANSQUANT_BYPASS_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " constrained_intra_pred: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_CONSTRAINED_INTRA_PRED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " entrypy_coding_sync: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_ENTROPY_CODING_SYNC_ENABLED_FLAG_SET_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " dependent_slice_segment:%s%s\n",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_DEPENDENT_SLICE_SEGMENTS_ENABLED_FLAG_SET_BIT_KHR ?
" enabled" : "",
enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_DEPENDENT_SLICE_SEGMENT_FLAG_SET_BIT_KHR ?
" set" : "");
av_log(avctx, AV_LOG_VERBOSE, " slice_qp_delta: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_SLICE_QP_DELTA_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " different_slice_qp_delta: %i\n",
!!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H265_STD_DIFFERENT_SLICE_QP_DELTA_BIT_KHR));
av_log(avctx, AV_LOG_VERBOSE, " Capability flags:\n");
av_log(avctx, AV_LOG_VERBOSE, " hdr_compliance: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_HRD_COMPLIANCE_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " pred_weight_table_generated: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_PREDICTION_WEIGHT_TABLE_GENERATED_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " row_unaligned_slice: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_ROW_UNALIGNED_SLICE_SEGMENT_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " different_slice_type: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_DIFFERENT_SLICE_SEGMENT_TYPE_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " b_frame_in_l0_list: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_B_FRAME_IN_L0_LIST_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " b_frame_in_l1_list: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_B_FRAME_IN_L1_LIST_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " per_pict_type_min_max_qp: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_PER_PICTURE_TYPE_MIN_MAX_QP_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " per_slice_constant_qp: %i\n",
avcodec/vulkan_encode_h265: fix capabilities flags
2026-03-18 16:44:22 +01:00
!!(enc->caps.flags & VK_VIDEO_ENCODE_H265_CAPABILITY_PER_SLICE_SEGMENT_CONSTANT_QP_BIT_KHR));
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
av_log(avctx, AV_LOG_VERBOSE, " Capabilities:\n");
av_log(avctx, AV_LOG_VERBOSE, " maxLevelIdc: %i\n",
enc->caps.maxLevelIdc);
av_log(avctx, AV_LOG_VERBOSE, " maxSliceCount: %i\n",
enc->caps.maxSliceSegmentCount);
av_log(avctx, AV_LOG_VERBOSE, " maxTiles: %ix%i\n",
enc->caps.maxTiles.width, enc->caps.maxTiles.height);
av_log(avctx, AV_LOG_VERBOSE, " cbtSizes: 0x%x\n",
enc->caps.ctbSizes);
av_log(avctx, AV_LOG_VERBOSE, " transformBlockSizes: 0x%x\n",
enc->caps.transformBlockSizes);
av_log(avctx, AV_LOG_VERBOSE, " max(P/B)PictureL0ReferenceCount: %i P's; %i B's\n",
enc->caps.maxPPictureL0ReferenceCount,
enc->caps.maxBPictureL0ReferenceCount);
av_log(avctx, AV_LOG_VERBOSE, " maxL1ReferenceCount: %i\n",
enc->caps.maxL1ReferenceCount);
av_log(avctx, AV_LOG_VERBOSE, " maxSubLayerCount: %i\n",
enc->caps.maxSubLayerCount);
av_log(avctx, AV_LOG_VERBOSE, " expectDyadicTemporalLayerPattern: %i\n",
enc->caps.expectDyadicTemporalSubLayerPattern);
av_log(avctx, AV_LOG_VERBOSE, " min/max Qp: [%i, %i]\n",
enc->caps.minQp, enc->caps.maxQp);
av_log(avctx, AV_LOG_VERBOSE, " prefersGopRemainingFrames: %i\n",
enc->caps.prefersGopRemainingFrames);
av_log(avctx, AV_LOG_VERBOSE, " requiresGopRemainingFrames: %i\n",
enc->caps.requiresGopRemainingFrames);
err = init_enc_options(avctx);
if (err < 0)
return err;
flags = ctx->codec->flags;
if (!enc->caps.maxPPictureL0ReferenceCount &&
!enc->caps.maxBPictureL0ReferenceCount &&
!enc->caps.maxL1ReferenceCount) {
/* Intra-only */
flags |= FF_HW_FLAG_INTRA_ONLY;
ref_l0 = ref_l1 = 0;
} else if (!enc->caps.maxPPictureL0ReferenceCount) {
/* No P-frames? How. */
base_ctx->p_to_gpb = 1;
ref_l0 = enc->caps.maxBPictureL0ReferenceCount;
ref_l1 = enc->caps.maxL1ReferenceCount;
} else if (!enc->caps.maxBPictureL0ReferenceCount &&
!enc->caps.maxL1ReferenceCount) {
/* No B-frames */
flags &= ~(FF_HW_FLAG_B_PICTURES | FF_HW_FLAG_B_PICTURE_REFERENCES);
ref_l0 = enc->caps.maxPPictureL0ReferenceCount;
ref_l1 = 0;
} else {
/* P and B frames */
ref_l0 = FFMIN(enc->caps.maxPPictureL0ReferenceCount,
enc->caps.maxBPictureL0ReferenceCount);
ref_l1 = enc->caps.maxL1ReferenceCount;
}
err = ff_hw_base_init_gop_structure(base_ctx, avctx, ref_l0, ref_l1,
flags, 0);
if (err < 0)
return err;
base_ctx->output_delay = base_ctx->b_per_p;
base_ctx->decode_delay = base_ctx->max_b_depth;
/* Init CBS */
err = ff_cbs_init(&enc->cbs, AV_CODEC_ID_HEVC, avctx);
if (err < 0)
return err;
/* Create units and session parameters */
err = init_base_units(avctx);
if (err < 0)
return err;
/* Write out extradata */
err = ff_vulkan_write_global_header(avctx, &enc->common);
if (err < 0)
return err;
return 0;
}
static av_cold int vulkan_encode_h265_close(AVCodecContext *avctx)
{
VulkanEncodeH265Context *enc = avctx->priv_data;
ff_vulkan_encode_uninit(&enc->common);
return 0;
}
#define OFFSET(x) offsetof(VulkanEncodeH265Context, x)
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
static const AVOption vulkan_encode_h265_options[] = {
HW_BASE_ENCODE_COMMON_OPTIONS,
VULKAN_ENCODE_COMMON_OPTIONS,
{ "profile", "Set profile (profile_idc and constraint_set*_flag)",
OFFSET(common.opts.profile), AV_OPT_TYPE_INT,
{ .i64 = AV_PROFILE_UNKNOWN }, AV_PROFILE_UNKNOWN, 0xffff, FLAGS, .unit = "profile" },
#define PROFILE(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \
{ .i64 = value }, 0, 0, FLAGS, .unit = "profile"
{ PROFILE("main", AV_PROFILE_HEVC_MAIN) },
{ PROFILE("main10", AV_PROFILE_HEVC_MAIN_10) },
{ PROFILE("rext", AV_PROFILE_HEVC_REXT) },
#undef PROFILE
{ "tier", "Set tier (general_tier_flag)", OFFSET(common.opts.tier), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, FLAGS, .unit = "tier" },
{ "main", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, FLAGS, .unit = "tier" },
{ "high", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, 0, 0, FLAGS, .unit = "tier" },
{ "level", "Set level (general_level_idc)",
OFFSET(common.opts.level), AV_OPT_TYPE_INT,
{ .i64 = AV_LEVEL_UNKNOWN }, AV_LEVEL_UNKNOWN, 0xff, FLAGS, .unit = "level" },
#define LEVEL(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \
{ .i64 = value }, 0, 0, FLAGS, .unit = "level"
{ LEVEL("1", 30) },
{ LEVEL("2", 60) },
{ LEVEL("2.1", 63) },
{ LEVEL("3", 90) },
{ LEVEL("3.1", 93) },
{ LEVEL("4", 120) },
{ LEVEL("4.1", 123) },
{ LEVEL("5", 150) },
{ LEVEL("5.1", 153) },
{ LEVEL("5.2", 156) },
{ LEVEL("6", 180) },
{ LEVEL("6.1", 183) },
{ LEVEL("6.2", 186) },
#undef LEVEL
{ "units", "Set units to include", OFFSET(unit_elems), AV_OPT_TYPE_FLAGS, { .i64 = UNIT_SEI_MASTERING_DISPLAY | UNIT_SEI_CONTENT_LIGHT_LEVEL | UNIT_SEI_A53_CC }, 0, INT_MAX, FLAGS, "units" },
{ "hdr", "Include HDR metadata for mastering display colour volume and content light level information", 0, AV_OPT_TYPE_CONST, { .i64 = UNIT_SEI_MASTERING_DISPLAY | UNIT_SEI_CONTENT_LIGHT_LEVEL }, INT_MIN, INT_MAX, FLAGS, "units" },
{ "a53_cc", "Include A/53 caption data", 0, AV_OPT_TYPE_CONST, { .i64 = UNIT_SEI_A53_CC }, INT_MIN, INT_MAX, FLAGS, "units" },
{ NULL },
};
static const FFCodecDefault vulkan_encode_h265_defaults[] = {
{ "b", "0" },
{ "bf", "2" },
{ "g", "300" },
{ "i_qfactor", "1" },
{ "i_qoffset", "0" },
{ "b_qfactor", "6/5" },
{ "b_qoffset", "0" },
{ "qmin", "-1" },
{ "qmax", "-1" },
hw_base_encode: Support refs option to limit number of references
2025-06-25 08:46:23 +02:00
{ "refs", "0" },
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
{ NULL },
};
static const AVClass vulkan_encode_h265_class = {
.class_name = "hevc_vulkan",
.item_name = av_default_item_name,
.option = vulkan_encode_h265_options,
.version = LIBAVUTIL_VERSION_INT,
};
const FFCodec ff_hevc_vulkan_encoder = {
.p.name = "hevc_vulkan",
CODEC_LONG_NAME("H.265/HEVC (Vulkan)"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_HEVC,
.priv_data_size = sizeof(VulkanEncodeH265Context),
.init = &vulkan_encode_h265_init,
FF_CODEC_RECEIVE_PACKET_CB(&ff_vulkan_encode_receive_packet),
.close = &vulkan_encode_h265_close,
.p.priv_class = &vulkan_encode_h265_class,
.p.capabilities = AV_CODEC_CAP_DELAY |
AV_CODEC_CAP_HARDWARE |
AV_CODEC_CAP_DR1 |
AV_CODEC_CAP_ENCODER_FLUSH |
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
.defaults = vulkan_encode_h265_defaults,
avcodec/codec_internal, all: Use macros to set deprecated AVCodec fields
2025-03-07 01:19:27 +01:00
CODEC_PIXFMTS(AV_PIX_FMT_VULKAN),
lavc: add hevc_vulkan hardware encoder
2024-09-14 10:10:57 +02:00
.hw_configs = ff_vulkan_encode_hw_configs,
.p.wrapper_name = "vulkan",
};
Reference in New Issue Copy Permalink