mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-02 03:06:28 +02:00
851a63c22a
Add a larger warning more clearly explaining the consequences of missing packed header support in the driver. Also only write the extradata if the user actually requests it via the GLOBAL_HEADER flag.
289 lines
9.8 KiB
C
289 lines
9.8 KiB
C
/*
|
|
* 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 <va/va.h>
|
|
#include <va/va_enc_vp9.h>
|
|
|
|
#include "libavutil/avassert.h"
|
|
#include "libavutil/common.h"
|
|
#include "libavutil/internal.h"
|
|
#include "libavutil/opt.h"
|
|
#include "libavutil/pixfmt.h"
|
|
|
|
#include "avcodec.h"
|
|
#include "internal.h"
|
|
#include "vaapi_encode.h"
|
|
|
|
#define VP9_MAX_QUANT 255
|
|
|
|
|
|
typedef struct VAAPIEncodeVP9Context {
|
|
VAAPIEncodeContext common;
|
|
|
|
// User options.
|
|
int loop_filter_level;
|
|
int loop_filter_sharpness;
|
|
|
|
// Derived settings.
|
|
int q_idx_idr;
|
|
int q_idx_p;
|
|
int q_idx_b;
|
|
|
|
// Stream state.
|
|
|
|
// Reference direction for B-like frames:
|
|
// 0 - most recent P/IDR frame is last.
|
|
// 1 - most recent P frame is golden.
|
|
int last_ref_dir;
|
|
} VAAPIEncodeVP9Context;
|
|
|
|
|
|
#define vseq_var(name) vseq->name, name
|
|
#define vseq_field(name) vseq->seq_fields.bits.name, name
|
|
#define vpic_var(name) vpic->name, name
|
|
#define vpic_field(name) vpic->pic_fields.bits.name, name
|
|
|
|
|
|
static int vaapi_encode_vp9_init_sequence_params(AVCodecContext *avctx)
|
|
{
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
VAEncSequenceParameterBufferVP9 *vseq = ctx->codec_sequence_params;
|
|
VAEncPictureParameterBufferVP9 *vpic = ctx->codec_picture_params;
|
|
|
|
vseq->max_frame_width = avctx->width;
|
|
vseq->max_frame_height = avctx->height;
|
|
|
|
vseq->kf_auto = 0;
|
|
|
|
if (!(ctx->va_rc_mode & VA_RC_CQP)) {
|
|
vseq->bits_per_second = ctx->va_bit_rate;
|
|
vseq->intra_period = ctx->gop_size;
|
|
}
|
|
|
|
vpic->frame_width_src = avctx->width;
|
|
vpic->frame_height_src = avctx->height;
|
|
vpic->frame_width_dst = avctx->width;
|
|
vpic->frame_height_dst = avctx->height;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vaapi_encode_vp9_init_picture_params(AVCodecContext *avctx,
|
|
VAAPIEncodePicture *pic)
|
|
{
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
VAAPIEncodeVP9Context *priv = avctx->priv_data;
|
|
VAEncPictureParameterBufferVP9 *vpic = pic->codec_picture_params;
|
|
int i;
|
|
|
|
vpic->reconstructed_frame = pic->recon_surface;
|
|
vpic->coded_buf = pic->output_buffer;
|
|
|
|
switch (pic->type) {
|
|
case PICTURE_TYPE_IDR:
|
|
av_assert0(pic->nb_refs == 0);
|
|
vpic->ref_flags.bits.force_kf = 1;
|
|
vpic->refresh_frame_flags = 0x01;
|
|
priv->last_ref_dir = 0;
|
|
break;
|
|
case PICTURE_TYPE_P:
|
|
av_assert0(pic->nb_refs == 1);
|
|
if (ctx->b_per_p > 0) {
|
|
if (priv->last_ref_dir) {
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l0 = 2;
|
|
vpic->ref_flags.bits.ref_gf_idx = 1;
|
|
vpic->ref_flags.bits.ref_gf_sign_bias = 1;
|
|
vpic->refresh_frame_flags = 0x01;
|
|
} else {
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l0 = 1;
|
|
vpic->ref_flags.bits.ref_last_idx = 0;
|
|
vpic->ref_flags.bits.ref_last_sign_bias = 1;
|
|
vpic->refresh_frame_flags = 0x02;
|
|
}
|
|
} else {
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l0 = 1;
|
|
vpic->ref_flags.bits.ref_last_idx = 0;
|
|
vpic->ref_flags.bits.ref_last_sign_bias = 1;
|
|
vpic->refresh_frame_flags = 0x01;
|
|
}
|
|
break;
|
|
case PICTURE_TYPE_B:
|
|
av_assert0(pic->nb_refs == 2);
|
|
if (priv->last_ref_dir) {
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l0 = 1;
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l1 = 2;
|
|
vpic->ref_flags.bits.ref_last_idx = 0;
|
|
vpic->ref_flags.bits.ref_last_sign_bias = 1;
|
|
vpic->ref_flags.bits.ref_gf_idx = 1;
|
|
vpic->ref_flags.bits.ref_gf_sign_bias = 0;
|
|
} else {
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l0 = 2;
|
|
vpic->ref_flags.bits.ref_frame_ctrl_l1 = 1;
|
|
vpic->ref_flags.bits.ref_last_idx = 0;
|
|
vpic->ref_flags.bits.ref_last_sign_bias = 0;
|
|
vpic->ref_flags.bits.ref_gf_idx = 1;
|
|
vpic->ref_flags.bits.ref_gf_sign_bias = 1;
|
|
}
|
|
vpic->refresh_frame_flags = 0x00;
|
|
break;
|
|
default:
|
|
av_assert0(0 && "invalid picture type");
|
|
}
|
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++)
|
|
vpic->reference_frames[i] = VA_INVALID_SURFACE;
|
|
if (pic->type == PICTURE_TYPE_P) {
|
|
av_assert0(pic->refs[0]);
|
|
vpic->reference_frames[priv->last_ref_dir] =
|
|
pic->refs[0]->recon_surface;
|
|
} else if (pic->type == PICTURE_TYPE_B) {
|
|
av_assert0(pic->refs[0] && pic->refs[1]);
|
|
vpic->reference_frames[!priv->last_ref_dir] =
|
|
pic->refs[0]->recon_surface;
|
|
vpic->reference_frames[priv->last_ref_dir] =
|
|
pic->refs[1]->recon_surface;
|
|
}
|
|
|
|
vpic->pic_flags.bits.frame_type = (pic->type != PICTURE_TYPE_IDR);
|
|
vpic->pic_flags.bits.show_frame = pic->display_order <= pic->encode_order;
|
|
|
|
if (pic->type == PICTURE_TYPE_IDR)
|
|
vpic->luma_ac_qindex = priv->q_idx_idr;
|
|
else if (pic->type == PICTURE_TYPE_P)
|
|
vpic->luma_ac_qindex = priv->q_idx_p;
|
|
else
|
|
vpic->luma_ac_qindex = priv->q_idx_b;
|
|
vpic->luma_dc_qindex_delta = 0;
|
|
vpic->chroma_ac_qindex_delta = 0;
|
|
vpic->chroma_dc_qindex_delta = 0;
|
|
|
|
vpic->filter_level = priv->loop_filter_level;
|
|
vpic->sharpness_level = priv->loop_filter_sharpness;
|
|
|
|
if (ctx->b_per_p > 0 && pic->type == PICTURE_TYPE_P)
|
|
priv->last_ref_dir = !priv->last_ref_dir;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static av_cold int vaapi_encode_vp9_configure(AVCodecContext *avctx)
|
|
{
|
|
VAAPIEncodeVP9Context *priv = avctx->priv_data;
|
|
|
|
priv->q_idx_p = av_clip(avctx->global_quality, 0, VP9_MAX_QUANT);
|
|
if (avctx->i_quant_factor > 0.0)
|
|
priv->q_idx_idr = av_clip((avctx->global_quality *
|
|
avctx->i_quant_factor +
|
|
avctx->i_quant_offset) + 0.5,
|
|
0, VP9_MAX_QUANT);
|
|
else
|
|
priv->q_idx_idr = priv->q_idx_p;
|
|
if (avctx->b_quant_factor > 0.0)
|
|
priv->q_idx_b = av_clip((avctx->global_quality *
|
|
avctx->b_quant_factor +
|
|
avctx->b_quant_offset) + 0.5,
|
|
0, VP9_MAX_QUANT);
|
|
else
|
|
priv->q_idx_b = priv->q_idx_p;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const VAAPIEncodeProfile vaapi_encode_vp9_profiles[] = {
|
|
{ FF_PROFILE_VP9_0, 8, 3, 1, 1, VAProfileVP9Profile0 },
|
|
{ FF_PROFILE_VP9_2, 10, 3, 1, 1, VAProfileVP9Profile2 },
|
|
{ FF_PROFILE_UNKNOWN }
|
|
};
|
|
|
|
static const VAAPIEncodeType vaapi_encode_type_vp9 = {
|
|
.profiles = vaapi_encode_vp9_profiles,
|
|
|
|
.configure = &vaapi_encode_vp9_configure,
|
|
|
|
.sequence_params_size = sizeof(VAEncSequenceParameterBufferVP9),
|
|
.init_sequence_params = &vaapi_encode_vp9_init_sequence_params,
|
|
|
|
.picture_params_size = sizeof(VAEncPictureParameterBufferVP9),
|
|
.init_picture_params = &vaapi_encode_vp9_init_picture_params,
|
|
};
|
|
|
|
static av_cold int vaapi_encode_vp9_init(AVCodecContext *avctx)
|
|
{
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
|
|
ctx->codec = &vaapi_encode_type_vp9;
|
|
|
|
// No packed headers are currently desired. They could be written,
|
|
// but there isn't any reason to do so - the one usable driver (i965)
|
|
// can write its own headers and there is no metadata to include.
|
|
ctx->desired_packed_headers = 0;
|
|
|
|
// Surfaces must be aligned to superblock boundaries.
|
|
ctx->surface_width = FFALIGN(avctx->width, 64);
|
|
ctx->surface_height = FFALIGN(avctx->height, 64);
|
|
|
|
return ff_vaapi_encode_init(avctx);
|
|
}
|
|
|
|
#define OFFSET(x) offsetof(VAAPIEncodeVP9Context, x)
|
|
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
|
|
static const AVOption vaapi_encode_vp9_options[] = {
|
|
VAAPI_ENCODE_COMMON_OPTIONS,
|
|
{ "loop_filter_level", "Loop filter level",
|
|
OFFSET(loop_filter_level), AV_OPT_TYPE_INT, { .i64 = 16 }, 0, 63, FLAGS },
|
|
{ "loop_filter_sharpness", "Loop filter sharpness",
|
|
OFFSET(loop_filter_sharpness), AV_OPT_TYPE_INT, { .i64 = 4 }, 0, 15, FLAGS },
|
|
{ NULL },
|
|
};
|
|
|
|
static const AVCodecDefault vaapi_encode_vp9_defaults[] = {
|
|
{ "b", "0" },
|
|
{ "bf", "0" },
|
|
{ "g", "250" },
|
|
{ "global_quality", "100" },
|
|
{ "qmin", "-1" },
|
|
{ "qmax", "-1" },
|
|
{ NULL },
|
|
};
|
|
|
|
static const AVClass vaapi_encode_vp9_class = {
|
|
.class_name = "vp9_vaapi",
|
|
.item_name = av_default_item_name,
|
|
.option = vaapi_encode_vp9_options,
|
|
.version = LIBAVUTIL_VERSION_INT,
|
|
};
|
|
|
|
AVCodec ff_vp9_vaapi_encoder = {
|
|
.name = "vp9_vaapi",
|
|
.long_name = NULL_IF_CONFIG_SMALL("VP9 (VAAPI)"),
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = AV_CODEC_ID_VP9,
|
|
.priv_data_size = sizeof(VAAPIEncodeVP9Context),
|
|
.init = &vaapi_encode_vp9_init,
|
|
.encode2 = &ff_vaapi_encode2,
|
|
.close = &ff_vaapi_encode_close,
|
|
.priv_class = &vaapi_encode_vp9_class,
|
|
.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
|
|
.defaults = vaapi_encode_vp9_defaults,
|
|
.pix_fmts = (const enum AVPixelFormat[]) {
|
|
AV_PIX_FMT_VAAPI,
|
|
AV_PIX_FMT_NONE,
|
|
},
|
|
.wrapper_name = "vaapi",
|
|
};
|