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avcodec/nvdec: Implement vp8 hwaccel
This commit is contained in:
Philip Langdale
parent
f69e9365f6
commit
1da9851e34
@ -13,7 +13,7 @@ version <next>:
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- PCE support for extended channel layouts in the AAC encoder
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- native aptX encoder and decoder
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- Raw aptX muxer and demuxer
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- NVIDIA NVDEC-accelerated H.264, HEVC, MPEG-1/2/4, VC1 and VP9 hwaccel decoding
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- NVIDIA NVDEC-accelerated H.264, HEVC, MPEG-1/2/4, VC1, VP8/9 hwaccel decoding
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- Intel QSV-accelerated overlay filter
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- mcompand audio filter
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- acontrast audio filter
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2
configure
vendored
2
configure
vendored
@ -2746,6 +2746,8 @@ vc1_vaapi_hwaccel_deps="vaapi"
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vc1_vaapi_hwaccel_select="vc1_decoder"
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vc1_vdpau_hwaccel_deps="vdpau"
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vc1_vdpau_hwaccel_select="vc1_decoder"
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vp8_nvdec_hwaccel_deps="nvdec"
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vp8_nvdec_hwaccel_select="vp8_decoder"
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vp8_vaapi_hwaccel_deps="vaapi VAPictureParameterBufferVP8"
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vp8_vaapi_hwaccel_select="vp8_decoder"
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vp9_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_VP9"
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@ -871,6 +871,7 @@ OBJS-$(CONFIG_VC1_NVDEC_HWACCEL) += nvdec_vc1.o
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OBJS-$(CONFIG_VC1_QSV_HWACCEL) += qsvdec_other.o
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OBJS-$(CONFIG_VC1_VAAPI_HWACCEL) += vaapi_vc1.o
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OBJS-$(CONFIG_VC1_VDPAU_HWACCEL) += vdpau_vc1.o
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OBJS-$(CONFIG_VP8_NVDEC_HWACCEL) += nvdec_vp8.o
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OBJS-$(CONFIG_VP8_VAAPI_HWACCEL) += vaapi_vp8.o
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OBJS-$(CONFIG_VP9_D3D11VA_HWACCEL) += dxva2_vp9.o
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OBJS-$(CONFIG_VP9_DXVA2_HWACCEL) += dxva2_vp9.o
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@ -59,6 +59,7 @@ extern const AVHWAccel ff_vc1_dxva2_hwaccel;
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extern const AVHWAccel ff_vc1_nvdec_hwaccel;
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extern const AVHWAccel ff_vc1_vaapi_hwaccel;
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extern const AVHWAccel ff_vc1_vdpau_hwaccel;
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extern const AVHWAccel ff_vp8_nvdec_hwaccel;
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extern const AVHWAccel ff_vp8_vaapi_hwaccel;
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extern const AVHWAccel ff_vp9_d3d11va_hwaccel;
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extern const AVHWAccel ff_vp9_d3d11va2_hwaccel;
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@ -58,6 +58,7 @@ static int map_avcodec_id(enum AVCodecID id)
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case AV_CODEC_ID_MPEG2VIDEO: return cudaVideoCodec_MPEG2;
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case AV_CODEC_ID_MPEG4: return cudaVideoCodec_MPEG4;
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case AV_CODEC_ID_VC1: return cudaVideoCodec_VC1;
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case AV_CODEC_ID_VP8: return cudaVideoCodec_VP8;
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case AV_CODEC_ID_VP9: return cudaVideoCodec_VP9;
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case AV_CODEC_ID_WMV3: return cudaVideoCodec_VC1;
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}
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97
libavcodec/nvdec_vp8.c
Normal file
97
libavcodec/nvdec_vp8.c
Normal file
@ -0,0 +1,97 @@
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/*
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* VP8 HW decode acceleration through NVDEC
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*
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* Copyright (c) 2017 Philip Langdale
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "avcodec.h"
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#include "nvdec.h"
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#include "decode.h"
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#include "internal.h"
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#include "vp8.h"
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static unsigned char safe_get_ref_idx(VP8Frame *frame)
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{
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return frame ? ff_nvdec_get_ref_idx(frame->tf.f) : 255;
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}
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static int nvdec_vp8_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
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{
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VP8Context *h = avctx->priv_data;
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NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
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CUVIDPICPARAMS *pp = &ctx->pic_params;
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FrameDecodeData *fdd;
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NVDECFrame *cf;
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AVFrame *cur_frame = h->framep[VP56_FRAME_CURRENT]->tf.f;
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int ret;
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ret = ff_nvdec_start_frame(avctx, cur_frame);
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if (ret < 0)
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return ret;
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fdd = (FrameDecodeData*)cur_frame->private_ref->data;
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cf = (NVDECFrame*)fdd->hwaccel_priv;
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*pp = (CUVIDPICPARAMS) {
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.PicWidthInMbs = (cur_frame->width + 15) / 16,
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.FrameHeightInMbs = (cur_frame->height + 15) / 16,
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.CurrPicIdx = cf->idx,
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.CodecSpecific.vp8 = {
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.width = cur_frame->width,
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.height = cur_frame->height,
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.first_partition_size = h->header_partition_size,
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.LastRefIdx = safe_get_ref_idx(h->framep[VP56_FRAME_PREVIOUS]),
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.GoldenRefIdx = safe_get_ref_idx(h->framep[VP56_FRAME_GOLDEN]),
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.AltRefIdx = safe_get_ref_idx(h->framep[VP56_FRAME_GOLDEN2]),
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.frame_type = !h->keyframe,
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.version = h->profile,
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.show_frame = !h->invisible,
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.update_mb_segmentation_data = h->segmentation.enabled ? h->segmentation.update_feature_data : 0,
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}
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};
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return 0;
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}
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static int nvdec_vp8_frame_params(AVCodecContext *avctx,
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AVBufferRef *hw_frames_ctx)
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{
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// VP8 uses a fixed size pool of 3 possible reference frames
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return ff_nvdec_frame_params(avctx, hw_frames_ctx, 3);
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}
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AVHWAccel ff_vp8_nvdec_hwaccel = {
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.name = "vp8_nvdec",
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.type = AVMEDIA_TYPE_VIDEO,
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.id = AV_CODEC_ID_VP8,
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.pix_fmt = AV_PIX_FMT_CUDA,
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.start_frame = nvdec_vp8_start_frame,
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.end_frame = ff_nvdec_simple_end_frame,
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.decode_slice = ff_nvdec_simple_decode_slice,
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.frame_params = nvdec_vp8_frame_params,
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.init = ff_nvdec_decode_init,
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.uninit = ff_nvdec_decode_uninit,
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.priv_data_size = sizeof(NVDECContext),
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};
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@ -29,7 +29,7 @@
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#define LIBAVCODEC_VERSION_MAJOR 58
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#define LIBAVCODEC_VERSION_MINOR 6
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#define LIBAVCODEC_VERSION_MICRO 100
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#define LIBAVCODEC_VERSION_MICRO 101
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#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
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LIBAVCODEC_VERSION_MINOR, \
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@ -2601,6 +2601,9 @@ int vp78_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
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enum AVPixelFormat pix_fmts[] = {
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#if CONFIG_VP8_VAAPI_HWACCEL
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AV_PIX_FMT_VAAPI,
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#endif
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#if CONFIG_VP8_NVDEC_HWACCEL
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AV_PIX_FMT_CUDA,
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#endif
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AV_PIX_FMT_YUV420P,
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AV_PIX_FMT_NONE,
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@ -2949,6 +2952,9 @@ AVCodec ff_vp8_decoder = {
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.hw_configs = (const AVCodecHWConfigInternal*[]) {
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#if CONFIG_VP8_VAAPI_HWACCEL
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HWACCEL_VAAPI(vp8),
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#endif
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#if CONFIG_VP8_NVDEC_HWACCEL
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HWACCEL_NVDEC(vp8),
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#endif
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NULL
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},
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