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lavc: add Intel libmfx-based HEVC encoder

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This commit is contained in:
Anton Khirnov 2015-06-16 18:22:11 +02:00
parent 3a85397e8b
commit 66acb76bb0
13 changed files with 475 additions and 17 deletions
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2
Changelog
View File

@ -38,7 +38,7 @@ version <next>:
- DirectDraw Surface image/texture decoder
- rewritten ASF demuxer
- Go2Meeting decoding support
- Intel QSV-accelerated MPEG-2 video encoding
- Intel QSV-accelerated MPEG-2 video and HEVC encoding
version 11:

1
configure vendored
View File

@ -1869,6 +1869,7 @@ hap_encoder_deps="libsnappy"
hap_encoder_select="texturedspenc"
hevc_decoder_select="bswapdsp cabac golomb videodsp"
hevc_nvenc_encoder_deps="nvenc"
hevc_qsv_encoder_select="qsvenc"
huffyuv_decoder_select="bswapdsp huffyuvdsp"
huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp"
iac_decoder_select="imc_decoder"

1
libavcodec/Makefile
View File

@ -242,6 +242,7 @@ OBJS-$(CONFIG_HEVC_DECODER) += hevc.o hevc_mvs.o hevc_ps.o hevc_sei.o
hevc_cabac.o hevc_refs.o hevcpred.o \
hevcdsp.o hevc_filter.o hevc_parse.o
OBJS-$(CONFIG_HEVC_NVENC_ENCODER) += nvenc_hevc.o
OBJS-$(CONFIG_HEVC_QSV_ENCODER) += qsvenc_hevc.o hevc_ps_enc.o hevc_parse.o
OBJS-$(CONFIG_HNM4_VIDEO_DECODER) += hnm4video.o
OBJS-$(CONFIG_HQ_HQA_DECODER) += hq_hqa.o hq_hqadata.o hq_hqadsp.o \
canopus.o

1
libavcodec/allcodecs.c
View File

@ -484,6 +484,7 @@ void avcodec_register_all(void)
REGISTER_ENCODER(H264_NVENC, h264_nvenc);
REGISTER_ENCODER(H264_QSV, h264_qsv);
REGISTER_ENCODER(HEVC_NVENC, hevc_nvenc);
REGISTER_ENCODER(HEVC_QSV, hevc_qsv);
REGISTER_ENCODER(MPEG2_QSV, mpeg2_qsv);
/* parsers */

3
libavcodec/hevc.h
View File

@ -1008,6 +1008,9 @@ void ff_hevc_pred_init(HEVCPredContext *hpc, int bit_depth);
int ff_hevc_extract_rbsp(const uint8_t *src, int length,
HEVCNAL *nal);
int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
uint8_t *buf, int buf_size);
extern const uint8_t ff_hevc_qpel_extra_before[4];
extern const uint8_t ff_hevc_qpel_extra_after[4];
extern const uint8_t ff_hevc_qpel_extra[4];

116
libavcodec/hevc_ps_enc.c Normal file
View File

@ -0,0 +1,116 @@
/*
* HEVC Parameter Set encoding
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "golomb.h"
#include "hevc.h"
#include "put_bits.h"
static void write_ptl_layer(PutBitContext *pb, PTLCommon *ptl)
{
int i;
put_bits(pb, 2, ptl->profile_space);
put_bits(pb, 1, ptl->tier_flag);
put_bits(pb, 5, ptl->profile_idc);
for (i = 0; i < 32; i++)
put_bits(pb, 1, ptl->profile_compatibility_flag[i]);
put_bits(pb, 1, ptl->progressive_source_flag);
put_bits(pb, 1, ptl->interlaced_source_flag);
put_bits(pb, 1, ptl->non_packed_constraint_flag);
put_bits(pb, 1, ptl->frame_only_constraint_flag);
put_bits32(pb, 0); // reserved
put_bits(pb, 12, 0); // reserved
}
static void write_ptl(PutBitContext *pb, PTL *ptl, int max_num_sub_layers)
{
int i;
write_ptl_layer(pb, &ptl->general_ptl);
put_bits(pb, 8, ptl->general_ptl.level_idc);
for (i = 0; i < max_num_sub_layers - 1; i++) {
put_bits(pb, 1, ptl->sub_layer_profile_present_flag[i]);
put_bits(pb, 1, ptl->sub_layer_level_present_flag[i]);
}
if (max_num_sub_layers > 1)
for (i = max_num_sub_layers - 1; i < 8; i++)
put_bits(pb, 2, 0); // reserved
for (i = 0; i < max_num_sub_layers - 1; i++) {
if (ptl->sub_layer_profile_present_flag[i])
write_ptl_layer(pb, &ptl->sub_layer_ptl[i]);
if (ptl->sub_layer_level_present_flag[i])
put_bits(pb, 8, ptl->sub_layer_ptl[i].level_idc);
}
}
int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
uint8_t *buf, int buf_size)
{
PutBitContext pb;
int i;
init_put_bits(&pb, buf, buf_size);
put_bits(&pb, 4, id);
put_bits(&pb, 2, 3); // reserved
put_bits(&pb, 6, vps->vps_max_layers - 1);
put_bits(&pb, 3, vps->vps_max_sub_layers - 1);
put_bits(&pb, 1, vps->vps_temporal_id_nesting_flag);
put_bits(&pb, 16, 0xffff); // reserved
write_ptl(&pb, &vps->ptl, vps->vps_max_sub_layers);
put_bits(&pb, 1, vps->vps_sub_layer_ordering_info_present_flag);
for (i = vps->vps_sub_layer_ordering_info_present_flag ? 0 : vps->vps_max_layers - 1;
i < vps->vps_max_sub_layers; i++) {
set_ue_golomb(&pb, vps->vps_max_dec_pic_buffering[i] - 1);
set_ue_golomb(&pb, vps->vps_num_reorder_pics[i]);
set_ue_golomb(&pb, vps->vps_max_latency_increase[i] + 1);
}
put_bits(&pb, 6, vps->vps_max_layer_id);
set_ue_golomb(&pb, vps->vps_num_layer_sets - 1);
// writing layer_id_included_flag not supported
if (vps->vps_num_layer_sets > 1)
return AVERROR_PATCHWELCOME;
put_bits(&pb, 1, vps->vps_timing_info_present_flag);
if (vps->vps_timing_info_present_flag) {
put_bits32(&pb, vps->vps_num_units_in_tick);
put_bits32(&pb, vps->vps_time_scale);
put_bits(&pb, 1, vps->vps_poc_proportional_to_timing_flag);
if (vps->vps_poc_proportional_to_timing_flag)
set_ue_golomb(&pb, vps->vps_num_ticks_poc_diff_one - 1);
// writing HRD parameters not supported
if (vps->vps_num_hrd_parameters)
return AVERROR_PATCHWELCOME;
}
put_bits(&pb, 1, 0); // extension flag
put_bits(&pb, 1, 1); // stop bit
avpriv_align_put_bits(&pb);
return put_bits_count(&pb) / 8;
}

51
libavcodec/qsv.c
View File

@ -19,7 +19,12 @@
*/
#include <mfx/mfxvideo.h>
#include <mfx/mfxplugin.h>
#include <stdio.h>
#include <string.h>
#include "libavutil/avstring.h"
#include "libavutil/error.h"
#include "avcodec.h"
@ -30,6 +35,10 @@ int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
switch (codec_id) {
case AV_CODEC_ID_H264:
return MFX_CODEC_AVC;
#if QSV_VERSION_ATLEAST(1, 8)
case AV_CODEC_ID_HEVC:
return MFX_CODEC_HEVC;
#endif
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
return MFX_CODEC_MPEG2;
@ -77,7 +86,8 @@ int ff_qsv_error(int mfx_err)
}
}
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
const char *load_plugins)
{
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
@ -107,6 +117,45 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
desc = "unknown";
}
if (load_plugins && *load_plugins) {
while (*load_plugins) {
mfxPluginUID uid;
int i, err = 0;
char *plugin = av_get_token(&load_plugins, ":");
if (!plugin)
return AVERROR(ENOMEM);
if (strlen(plugin) != 2 * sizeof(uid.Data)) {
av_log(avctx, AV_LOG_ERROR, "Invalid plugin UID length\n");
err = AVERROR(EINVAL);
goto load_plugin_fail;
}
for (i = 0; i < sizeof(uid.Data); i++) {
err = sscanf(plugin + 2 * i, "%2hhx", uid.Data + i);
if (err != 1) {
av_log(avctx, AV_LOG_ERROR, "Invalid plugin UID\n");
err = AVERROR(EINVAL);
goto load_plugin_fail;
}
}
ret = MFXVideoUSER_Load(*session, &uid, 1);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Could not load the requested plugin: %s\n",
plugin);
err = ff_qsv_error(ret);
goto load_plugin_fail;
}
load_plugin_fail:
av_freep(&plugin);
if (err < 0)
return err;
}
}
av_log(avctx, AV_LOG_VERBOSE,
"Initialized an internal MFX session using %s implementation\n",
desc);

7
libavcodec/qsv_internal.h
View File

@ -30,6 +30,10 @@
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
#define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
(MFX_VERSION_MAJOR > (MAJOR) || \
MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 *surface;
@ -46,6 +50,7 @@ int ff_qsv_error(int mfx_err);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session);
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
const char *load_plugins);
#endif /* AVCODEC_QSV_INTERNAL_H */

2
libavcodec/qsvdec.c
View File

@ -52,7 +52,7 @@ static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession ses
{
if (!session) {
if (!q->internal_session) {
int ret = ff_qsv_init_internal_session(avctx, &q->internal_session);
int ret = ff_qsv_init_internal_session(avctx, &q->internal_session, NULL);
if (ret < 0)
return ret;
}

29
libavcodec/qsvenc.c
View File

@ -49,6 +49,8 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
return AVERROR_BUG;
q->param.mfx.CodecId = ret;
q->width_align = avctx->codec_id == AV_CODEC_ID_HEVC ? 32 : 16;
if (avctx->level > 0)
q->param.mfx.CodecLevel = avctx->level;
@ -65,7 +67,7 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
q->param.mfx.BufferSizeInKB = 0;
q->param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, 16);
q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 32);
q->param.mfx.FrameInfo.CropX = 0;
q->param.mfx.FrameInfo.CropY = 0;
@ -124,15 +126,19 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
break;
}
q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
q->extco.Header.BufferSz = sizeof(q->extco);
q->extco.CAVLC = avctx->coder_type == FF_CODER_TYPE_VLC ?
MFX_CODINGOPTION_ON : MFX_CODINGOPTION_UNKNOWN;
// the HEVC encoder plugin currently fails if coding options
// are provided
if (avctx->codec_id != AV_CODEC_ID_HEVC) {
q->extco.Header.BufferId = MFX_EXTBUFF_CODING_OPTION;
q->extco.Header.BufferSz = sizeof(q->extco);
q->extco.CAVLC = avctx->coder_type == FF_CODER_TYPE_VLC ?
MFX_CODINGOPTION_ON : MFX_CODINGOPTION_UNKNOWN;
q->extparam[0] = (mfxExtBuffer *)&q->extco;
q->extparam[0] = (mfxExtBuffer *)&q->extco;
q->param.ExtParam = q->extparam;
q->param.NumExtParam = FF_ARRAY_ELEMS(q->extparam);
q->param.ExtParam = q->extparam;
q->param.NumExtParam = FF_ARRAY_ELEMS(q->extparam);
}
return 0;
}
@ -199,7 +205,8 @@ int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
}
if (!q->session) {
ret = ff_qsv_init_internal_session(avctx, &q->internal_session);
ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
q->load_plugins);
if (ret < 0)
return ret;
@ -303,9 +310,9 @@ static int submit_frame(QSVEncContext *q, const AVFrame *frame,
}
/* make a copy if the input is not padded as libmfx requires */
if (frame->height & 31 || frame->linesize[0] & 15) {
if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
qf->frame->height = FFALIGN(frame->height, 32);
qf->frame->width = FFALIGN(frame->width, 16);
qf->frame->width = FFALIGN(frame->width, q->width_align);
ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
if (ret < 0)

3
libavcodec/qsvenc.h
View File

@ -42,6 +42,7 @@ typedef struct QSVEncContext {
mfxSession internal_session;
int packet_size;
int width_align;
mfxVideoParam param;
mfxFrameAllocRequest req;
@ -56,6 +57,8 @@ typedef struct QSVEncContext {
int preset;
int avbr_accuracy;
int avbr_convergence;
char *load_plugins;
} QSVEncContext;
int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);

272
libavcodec/qsvenc_hevc.c Normal file
View File

@ -0,0 +1,272 @@
/*
* Intel MediaSDK QSV based HEVC encoder
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include <sys/types.h>
#include <mfx/mfxvideo.h>
#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "bytestream.h"
#include "get_bits.h"
#include "hevc.h"
#include "internal.h"
#include "qsv.h"
#include "qsv_internal.h"
#include "qsvenc.h"
enum {
LOAD_PLUGIN_NONE,
LOAD_PLUGIN_HEVC_SW,
LOAD_PLUGIN_HEVC_HW,
} LoadPlugin;
typedef struct QSVHEVCEncContext {
AVClass *class;
QSVEncContext qsv;
int load_plugin;
} QSVHEVCEncContext;
static int generate_fake_vps(QSVEncContext *q, AVCodecContext *avctx)
{
GetByteContext gbc;
PutByteContext pbc;
GetBitContext gb;
HEVCNAL sps_nal = { NULL };
HEVCSPS sps = { 0 };
HEVCVPS vps = { 0 };
uint8_t vps_buf[128], vps_rbsp_buf[128];
uint8_t *new_extradata;
unsigned int sps_id;
int ret, i, type, vps_size;
if (!avctx->extradata_size) {
av_log(avctx, AV_LOG_ERROR, "No extradata returned from libmfx\n");
return AVERROR_UNKNOWN;
}
/* parse the SPS */
ret = ff_hevc_extract_rbsp(avctx->extradata + 4, avctx->extradata_size - 4, &sps_nal);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error unescaping the SPS buffer\n");
return ret;
}
ret = init_get_bits8(&gb, sps_nal.data, sps_nal.size);
if (ret < 0) {
av_freep(&sps_nal.rbsp_buffer);
return ret;
}
get_bits(&gb, 1);
type = get_bits(&gb, 6);
if (type != NAL_SPS) {
av_log(avctx, AV_LOG_ERROR, "Unexpected NAL type in the extradata: %d\n",
type);
av_freep(&sps_nal.rbsp_buffer);
return AVERROR_INVALIDDATA;
}
get_bits(&gb, 9);
ret = ff_hevc_parse_sps(&sps, &gb, &sps_id, 0, NULL, avctx);
av_freep(&sps_nal.rbsp_buffer);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error parsing the SPS\n");
return ret;
}
/* generate the VPS */
vps.vps_max_layers = 1;
vps.vps_max_sub_layers = sps.max_sub_layers;
memcpy(&vps.ptl, &sps.ptl, sizeof(vps.ptl));
vps.vps_sub_layer_ordering_info_present_flag = 1;
for (i = 0; i < MAX_SUB_LAYERS; i++) {
vps.vps_max_dec_pic_buffering[i] = sps.temporal_layer[i].max_dec_pic_buffering;
vps.vps_num_reorder_pics[i] = sps.temporal_layer[i].num_reorder_pics;
vps.vps_max_latency_increase[i] = sps.temporal_layer[i].max_latency_increase;
}
vps.vps_num_layer_sets = 1;
vps.vps_timing_info_present_flag = sps.vui.vui_timing_info_present_flag;
vps.vps_num_units_in_tick = sps.vui.vui_num_units_in_tick;
vps.vps_time_scale = sps.vui.vui_time_scale;
vps.vps_poc_proportional_to_timing_flag = sps.vui.vui_poc_proportional_to_timing_flag;
vps.vps_num_ticks_poc_diff_one = sps.vui.vui_num_ticks_poc_diff_one_minus1 + 1;
/* generate the encoded RBSP form of the VPS */
ret = ff_hevc_encode_nal_vps(&vps, sps.vps_id, vps_rbsp_buf, sizeof(vps_rbsp_buf));
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error writing the VPS\n");
return ret;
}
/* escape and add the startcode */
bytestream2_init(&gbc, vps_rbsp_buf, ret);
bytestream2_init_writer(&pbc, vps_buf, sizeof(vps_buf));
bytestream2_put_be32(&pbc, 1); // startcode
bytestream2_put_byte(&pbc, NAL_VPS << 1); // NAL
bytestream2_put_byte(&pbc, 1); // header
while (bytestream2_get_bytes_left(&gbc)) {
uint32_t b = bytestream2_peek_be24(&gbc);
if (b <= 3) {
bytestream2_put_be24(&pbc, 3);
bytestream2_skip(&gbc, 2);
} else
bytestream2_put_byte(&pbc, bytestream2_get_byte(&gbc));
}
vps_size = bytestream2_tell_p(&pbc);
new_extradata = av_mallocz(vps_size + avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!new_extradata)
return AVERROR(ENOMEM);
memcpy(new_extradata, vps_buf, vps_size);
memcpy(new_extradata + vps_size, avctx->extradata, avctx->extradata_size);
av_freep(&avctx->extradata);
avctx->extradata = new_extradata;
avctx->extradata_size += vps_size;
return 0;
}
static av_cold int qsv_enc_init(AVCodecContext *avctx)
{
QSVHEVCEncContext *q = avctx->priv_data;
int ret;
if (q->load_plugin != LOAD_PLUGIN_NONE) {
static const char *uid_hevcenc_sw = "2fca99749fdb49aeb121a5b63ef568f7";
static const char *uid_hevcenc_hw = "e5400a06c74d41f5b12d430bbaa23d0b";
if (q->qsv.load_plugins[0]) {
av_log(avctx, AV_LOG_WARNING,
"load_plugins is not empty, but load_plugin is not set to 'none'."
"The load_plugin value will be ignored.\n");
} else {
av_freep(&q->qsv.load_plugins);
if (q->load_plugin == LOAD_PLUGIN_HEVC_SW)
q->qsv.load_plugins = av_strdup(uid_hevcenc_sw);
else
q->qsv.load_plugins = av_strdup(uid_hevcenc_hw);
if (!q->qsv.load_plugins)
return AVERROR(ENOMEM);
}
}
ret = ff_qsv_enc_init(avctx, &q->qsv);
if (ret < 0)
return ret;
ret = generate_fake_vps(&q->qsv, avctx);
if (ret < 0) {
ff_qsv_enc_close(avctx, &q->qsv);
return ret;
}
return 0;
}
static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet)
{
QSVHEVCEncContext *q = avctx->priv_data;
return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
}
static av_cold int qsv_enc_close(AVCodecContext *avctx)
{
QSVHEVCEncContext *q = avctx->priv_data;
return ff_qsv_enc_close(avctx, &q->qsv);
}
#define OFFSET(x) offsetof(QSVHEVCEncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "async_depth", "Maximum processing parallelism", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VE },
{ "avbr_accuracy", "Accuracy of the AVBR ratecontrol", OFFSET(qsv.avbr_accuracy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "avbr_convergence", "Convergence of the AVBR ratecontrol", OFFSET(qsv.avbr_convergence), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
{ "load_plugin", "A user plugin to load in an internal session", OFFSET(load_plugin), AV_OPT_TYPE_INT, { .i64 = LOAD_PLUGIN_HEVC_SW }, LOAD_PLUGIN_NONE, LOAD_PLUGIN_HEVC_HW, VE, "load_plugin" },
{ "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_NONE }, 0, 0, VE, "load_plugin" },
{ "hevc_sw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_HEVC_SW }, 0, 0, VE, "load_plugin" },
{ "hevc_hw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_HEVC_HW }, 0, 0, VE, "load_plugin" },
{ "load_plugins", "A :-separate list of hexadecimal plugin UIDs to load in an internal session",
OFFSET(qsv.load_plugins), AV_OPT_TYPE_STRING, { .str = "" }, 0, 0, VE },
{ "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 = MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
{ "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, VE, "profile" },
{ "main", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_HEVC_MAIN }, INT_MIN, INT_MAX, VE, "profile" },
{ "main10", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_HEVC_MAIN10 }, INT_MIN, INT_MAX, VE, "profile" },
{ "mainsp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_PROFILE_HEVC_MAINSP }, INT_MIN, INT_MAX, VE, "profile" },
{ "preset", NULL, OFFSET(qsv.preset), AV_OPT_TYPE_INT, { .i64 = MFX_TARGETUSAGE_BALANCED }, 0, 7, VE, "preset" },
{ "fast", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_SPEED }, INT_MIN, INT_MAX, VE, "preset" },
{ "medium", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BALANCED }, INT_MIN, INT_MAX, VE, "preset" },
{ "slow", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_TARGETUSAGE_BEST_QUALITY }, INT_MIN, INT_MAX, VE, "preset" },
{ NULL },
};
static const AVClass class = {
.class_name = "hevc_qsv encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
static const AVCodecDefault qsv_enc_defaults[] = {
{ "b", "1M" },
{ "refs", "0" },
// same as the x264 default
{ "g", "250" },
{ "bf", "3" },
{ "flags", "+cgop" },
{ NULL },
};
AVCodec ff_hevc_qsv_encoder = {
.name = "hevc_qsv",
.long_name = NULL_IF_CONFIG_SMALL("HEVC (Intel Quick Sync Video acceleration)"),
.priv_data_size = sizeof(QSVHEVCEncContext),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_HEVC,
.init = qsv_enc_init,
.encode2 = qsv_enc_frame,
.close = qsv_enc_close,
.capabilities = CODEC_CAP_DELAY,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
AV_PIX_FMT_QSV,
AV_PIX_FMT_NONE },
.priv_class = &class,
.defaults = qsv_enc_defaults,
};

4
libavcodec/version.h
View File

@ -29,8 +29,8 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 56
#define LIBAVCODEC_VERSION_MINOR 31
#define LIBAVCODEC_VERSION_MICRO 2
#define LIBAVCODEC_VERSION_MINOR 32
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \