This merges libav commitpull/244/mergeac7bfd6967, which was previously skipped. (cherry picked from commitac7bfd6967) Signed-off-by: Mark Thompson <sw@jkqxz.net>
Anton Khirnov
9 years ago
committed by
Mark Thompson
parent
210dd7bbb2
commit
807a3b30d2
7 changed files with 640 additions and 2 deletions
@ -0,0 +1,635 @@ |
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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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/**
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* @file |
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* scale video filter - QSV |
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*/ |
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#include <mfx/mfxvideo.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include "libavutil/avstring.h" |
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#include "libavutil/common.h" |
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#include "libavutil/eval.h" |
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#include "libavutil/hwcontext.h" |
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#include "libavutil/hwcontext_qsv.h" |
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#include "libavutil/internal.h" |
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#include "libavutil/mathematics.h" |
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#include "libavutil/opt.h" |
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#include "libavutil/pixdesc.h" |
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#include "libavutil/time.h" |
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#include "avfilter.h" |
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#include "formats.h" |
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#include "internal.h" |
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#include "video.h" |
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static const char *const var_names[] = { |
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"PI", |
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"PHI", |
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"E", |
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"in_w", "iw", |
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"in_h", "ih", |
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"out_w", "ow", |
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"out_h", "oh", |
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"a", "dar", |
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"sar", |
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NULL |
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}; |
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enum var_name { |
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VAR_PI, |
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VAR_PHI, |
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VAR_E, |
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VAR_IN_W, VAR_IW, |
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VAR_IN_H, VAR_IH, |
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VAR_OUT_W, VAR_OW, |
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VAR_OUT_H, VAR_OH, |
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VAR_A, VAR_DAR, |
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VAR_SAR, |
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VARS_NB |
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}; |
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typedef struct QSVScaleContext { |
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const AVClass *class; |
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AVBufferRef *out_frames_ref; |
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/* a clone of the main session, used internally for scaling */ |
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mfxSession session; |
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mfxMemId *mem_ids_in; |
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int nb_mem_ids_in; |
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mfxMemId *mem_ids_out; |
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int nb_mem_ids_out; |
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mfxFrameSurface1 **surface_ptrs_in; |
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int nb_surface_ptrs_in; |
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mfxFrameSurface1 **surface_ptrs_out; |
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int nb_surface_ptrs_out; |
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mfxExtOpaqueSurfaceAlloc opaque_alloc; |
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mfxExtBuffer *ext_buffers[1]; |
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int shift_width, shift_height; |
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/**
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* New dimensions. Special values are: |
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* 0 = original width/height |
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* -1 = keep original aspect |
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*/ |
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int w, h; |
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/**
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* Output sw format. AV_PIX_FMT_NONE for no conversion. |
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*/ |
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enum AVPixelFormat format; |
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char *w_expr; ///< width expression string
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char *h_expr; ///< height expression string
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char *format_str; |
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} QSVScaleContext; |
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static int qsvscale_init(AVFilterContext *ctx) |
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{ |
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QSVScaleContext *s = ctx->priv; |
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if (!strcmp(s->format_str, "same")) { |
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s->format = AV_PIX_FMT_NONE; |
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} else { |
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s->format = av_get_pix_fmt(s->format_str); |
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if (s->format == AV_PIX_FMT_NONE) { |
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av_log(ctx, AV_LOG_ERROR, "Unrecognized pixel format: %s\n", s->format_str); |
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return AVERROR(EINVAL); |
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} |
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} |
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return 0; |
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} |
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static void qsvscale_uninit(AVFilterContext *ctx) |
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{ |
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QSVScaleContext *s = ctx->priv; |
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if (s->session) { |
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MFXClose(s->session); |
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s->session = NULL; |
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} |
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av_buffer_unref(&s->out_frames_ref); |
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av_freep(&s->mem_ids_in); |
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av_freep(&s->mem_ids_out); |
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s->nb_mem_ids_in = 0; |
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s->nb_mem_ids_out = 0; |
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av_freep(&s->surface_ptrs_in); |
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av_freep(&s->surface_ptrs_out); |
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s->nb_surface_ptrs_in = 0; |
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s->nb_surface_ptrs_out = 0; |
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} |
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static int qsvscale_query_formats(AVFilterContext *ctx) |
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{ |
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static const enum AVPixelFormat pixel_formats[] = { |
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AV_PIX_FMT_QSV, AV_PIX_FMT_NONE, |
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}; |
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AVFilterFormats *pix_fmts = ff_make_format_list(pixel_formats); |
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int ret; |
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if ((ret = ff_set_common_formats(ctx, pix_fmts)) < 0) |
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return ret; |
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return 0; |
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} |
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static int init_out_pool(AVFilterContext *ctx, |
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int out_width, int out_height) |
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{ |
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QSVScaleContext *s = ctx->priv; |
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AVHWFramesContext *in_frames_ctx; |
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AVHWFramesContext *out_frames_ctx; |
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AVQSVFramesContext *in_frames_hwctx; |
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AVQSVFramesContext *out_frames_hwctx; |
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enum AVPixelFormat in_format; |
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enum AVPixelFormat out_format; |
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int i, ret; |
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/* check that we have a hw context */ |
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if (!ctx->inputs[0]->hw_frames_ctx) { |
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av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n"); |
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return AVERROR(EINVAL); |
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} |
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in_frames_ctx = (AVHWFramesContext*)ctx->inputs[0]->hw_frames_ctx->data; |
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in_frames_hwctx = in_frames_ctx->hwctx; |
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in_format = in_frames_ctx->sw_format; |
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out_format = (s->format == AV_PIX_FMT_NONE) ? in_format : s->format; |
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s->out_frames_ref = av_hwframe_ctx_alloc(in_frames_ctx->device_ref); |
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if (!s->out_frames_ref) |
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return AVERROR(ENOMEM); |
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out_frames_ctx = (AVHWFramesContext*)s->out_frames_ref->data; |
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out_frames_hwctx = out_frames_ctx->hwctx; |
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out_frames_ctx->format = AV_PIX_FMT_QSV; |
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out_frames_ctx->width = FFALIGN(out_width, 32); |
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out_frames_ctx->height = FFALIGN(out_height, 32); |
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out_frames_ctx->sw_format = out_format; |
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out_frames_ctx->initial_pool_size = 32; |
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out_frames_hwctx->frame_type = in_frames_hwctx->frame_type; |
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ret = av_hwframe_ctx_init(s->out_frames_ref); |
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if (ret < 0) |
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return ret; |
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for (i = 0; i < out_frames_hwctx->nb_surfaces; i++) { |
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mfxFrameInfo *info = &out_frames_hwctx->surfaces[i].Info; |
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info->CropW = out_width; |
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info->CropH = out_height; |
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} |
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return 0; |
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} |
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static mfxStatus frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req, |
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mfxFrameAllocResponse *resp) |
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{ |
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AVFilterContext *ctx = pthis; |
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QSVScaleContext *s = ctx->priv; |
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if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET) || |
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!(req->Type & (MFX_MEMTYPE_FROM_VPPIN | MFX_MEMTYPE_FROM_VPPOUT)) || |
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!(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME)) |
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return MFX_ERR_UNSUPPORTED; |
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if (req->Type & MFX_MEMTYPE_FROM_VPPIN) { |
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resp->mids = s->mem_ids_in; |
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resp->NumFrameActual = s->nb_mem_ids_in; |
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} else { |
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resp->mids = s->mem_ids_out; |
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resp->NumFrameActual = s->nb_mem_ids_out; |
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} |
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return MFX_ERR_NONE; |
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} |
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static mfxStatus frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp) |
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{ |
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return MFX_ERR_NONE; |
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} |
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static mfxStatus frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
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{ |
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return MFX_ERR_UNSUPPORTED; |
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} |
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static mfxStatus frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
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{ |
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return MFX_ERR_UNSUPPORTED; |
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} |
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static mfxStatus frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl) |
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{ |
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*hdl = mid; |
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return MFX_ERR_NONE; |
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} |
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static const mfxHandleType handle_types[] = { |
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MFX_HANDLE_VA_DISPLAY, |
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MFX_HANDLE_D3D9_DEVICE_MANAGER, |
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MFX_HANDLE_D3D11_DEVICE, |
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}; |
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static int init_out_session(AVFilterContext *ctx) |
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{ |
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QSVScaleContext *s = ctx->priv; |
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AVHWFramesContext *in_frames_ctx = (AVHWFramesContext*)ctx->inputs[0]->hw_frames_ctx->data; |
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AVHWFramesContext *out_frames_ctx = (AVHWFramesContext*)s->out_frames_ref->data; |
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AVQSVFramesContext *in_frames_hwctx = in_frames_ctx->hwctx; |
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AVQSVFramesContext *out_frames_hwctx = out_frames_ctx->hwctx; |
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AVQSVDeviceContext *device_hwctx = in_frames_ctx->device_ctx->hwctx; |
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int opaque = !!(in_frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME); |
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mfxHDL handle = NULL; |
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mfxHandleType handle_type; |
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mfxVersion ver; |
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mfxIMPL impl; |
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mfxVideoParam par; |
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mfxStatus err; |
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int i; |
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/* extract the properties of the "master" session given to us */ |
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err = MFXQueryIMPL(device_hwctx->session, &impl); |
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if (err == MFX_ERR_NONE) |
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err = MFXQueryVersion(device_hwctx->session, &ver); |
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if (err != MFX_ERR_NONE) { |
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av_log(ctx, AV_LOG_ERROR, "Error querying the session attributes\n"); |
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return AVERROR_UNKNOWN; |
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} |
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for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) { |
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err = MFXVideoCORE_GetHandle(device_hwctx->session, handle_types[i], &handle); |
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if (err == MFX_ERR_NONE) { |
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handle_type = handle_types[i]; |
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break; |
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} |
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} |
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/* create a "slave" session with those same properties, to be used for
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* actual scaling */ |
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err = MFXInit(impl, &ver, &s->session); |
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if (err != MFX_ERR_NONE) { |
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av_log(ctx, AV_LOG_ERROR, "Error initializing a session for scaling\n"); |
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return AVERROR_UNKNOWN; |
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} |
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if (handle) { |
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err = MFXVideoCORE_SetHandle(s->session, handle_type, handle); |
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if (err != MFX_ERR_NONE) |
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return AVERROR_UNKNOWN; |
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} |
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memset(&par, 0, sizeof(par)); |
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if (opaque) { |
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s->surface_ptrs_in = av_mallocz_array(in_frames_hwctx->nb_surfaces, |
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sizeof(*s->surface_ptrs_in)); |
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if (!s->surface_ptrs_in) |
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return AVERROR(ENOMEM); |
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for (i = 0; i < in_frames_hwctx->nb_surfaces; i++) |
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s->surface_ptrs_in[i] = in_frames_hwctx->surfaces + i; |
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s->nb_surface_ptrs_in = in_frames_hwctx->nb_surfaces; |
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s->surface_ptrs_out = av_mallocz_array(out_frames_hwctx->nb_surfaces, |
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sizeof(*s->surface_ptrs_out)); |
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if (!s->surface_ptrs_out) |
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return AVERROR(ENOMEM); |
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for (i = 0; i < out_frames_hwctx->nb_surfaces; i++) |
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s->surface_ptrs_out[i] = out_frames_hwctx->surfaces + i; |
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s->nb_surface_ptrs_out = out_frames_hwctx->nb_surfaces; |
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s->opaque_alloc.In.Surfaces = s->surface_ptrs_in; |
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s->opaque_alloc.In.NumSurface = s->nb_surface_ptrs_in; |
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s->opaque_alloc.In.Type = in_frames_hwctx->frame_type; |
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s->opaque_alloc.Out.Surfaces = s->surface_ptrs_out; |
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s->opaque_alloc.Out.NumSurface = s->nb_surface_ptrs_out; |
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s->opaque_alloc.Out.Type = out_frames_hwctx->frame_type; |
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s->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION; |
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s->opaque_alloc.Header.BufferSz = sizeof(s->opaque_alloc); |
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s->ext_buffers[0] = (mfxExtBuffer*)&s->opaque_alloc; |
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par.ExtParam = s->ext_buffers; |
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par.NumExtParam = FF_ARRAY_ELEMS(s->ext_buffers); |
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par.IOPattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY | MFX_IOPATTERN_OUT_OPAQUE_MEMORY; |
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} else { |
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mfxFrameAllocator frame_allocator = { |
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.pthis = ctx, |
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.Alloc = frame_alloc, |
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.Lock = frame_lock, |
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.Unlock = frame_unlock, |
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.GetHDL = frame_get_hdl, |
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.Free = frame_free, |
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}; |
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s->mem_ids_in = av_mallocz_array(in_frames_hwctx->nb_surfaces, |
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sizeof(*s->mem_ids_in)); |
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if (!s->mem_ids_in) |
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return AVERROR(ENOMEM); |
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for (i = 0; i < in_frames_hwctx->nb_surfaces; i++) |
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s->mem_ids_in[i] = in_frames_hwctx->surfaces[i].Data.MemId; |
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s->nb_mem_ids_in = in_frames_hwctx->nb_surfaces; |
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s->mem_ids_out = av_mallocz_array(out_frames_hwctx->nb_surfaces, |
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sizeof(*s->mem_ids_out)); |
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if (!s->mem_ids_out) |
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return AVERROR(ENOMEM); |
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for (i = 0; i < out_frames_hwctx->nb_surfaces; i++) |
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s->mem_ids_out[i] = out_frames_hwctx->surfaces[i].Data.MemId; |
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s->nb_mem_ids_out = out_frames_hwctx->nb_surfaces; |
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err = MFXVideoCORE_SetFrameAllocator(s->session, &frame_allocator); |
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if (err != MFX_ERR_NONE) |
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return AVERROR_UNKNOWN; |
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par.IOPattern = MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY; |
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} |
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par.AsyncDepth = 1; // TODO async
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par.vpp.In = in_frames_hwctx->surfaces[0].Info; |
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par.vpp.Out = out_frames_hwctx->surfaces[0].Info; |
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/* Apparently VPP requires the frame rate to be set to some value, otherwise
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* init will fail (probably for the framerate conversion filter). Since we |
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* are only doing scaling here, we just invent an arbitrary |
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* value */ |
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par.vpp.In.FrameRateExtN = 25; |
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par.vpp.In.FrameRateExtD = 1; |
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par.vpp.Out.FrameRateExtN = 25; |
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par.vpp.Out.FrameRateExtD = 1; |
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err = MFXVideoVPP_Init(s->session, &par); |
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if (err != MFX_ERR_NONE) { |
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av_log(ctx, AV_LOG_ERROR, "Error opening the VPP for scaling\n"); |
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return AVERROR_UNKNOWN; |
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} |
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return 0; |
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} |
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static int init_scale_session(AVFilterContext *ctx, int in_width, int in_height, |
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int out_width, int out_height) |
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{ |
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QSVScaleContext *s = ctx->priv; |
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int ret; |
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qsvscale_uninit(ctx); |
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ret = init_out_pool(ctx, out_width, out_height); |
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if (ret < 0) |
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return ret; |
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ret = init_out_session(ctx); |
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if (ret < 0) |
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return ret; |
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av_buffer_unref(&ctx->outputs[0]->hw_frames_ctx); |
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ctx->outputs[0]->hw_frames_ctx = av_buffer_ref(s->out_frames_ref); |
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if (!ctx->outputs[0]->hw_frames_ctx) |
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return AVERROR(ENOMEM); |
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return 0; |
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} |
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static int qsvscale_config_props(AVFilterLink *outlink) |
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{ |
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AVFilterContext *ctx = outlink->src; |
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AVFilterLink *inlink = outlink->src->inputs[0]; |
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QSVScaleContext *s = ctx->priv; |
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int64_t w, h; |
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double var_values[VARS_NB], res; |
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char *expr; |
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int ret; |
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var_values[VAR_PI] = M_PI; |
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var_values[VAR_PHI] = M_PHI; |
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var_values[VAR_E] = M_E; |
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var_values[VAR_IN_W] = var_values[VAR_IW] = inlink->w; |
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var_values[VAR_IN_H] = var_values[VAR_IH] = inlink->h; |
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var_values[VAR_OUT_W] = var_values[VAR_OW] = NAN; |
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var_values[VAR_OUT_H] = var_values[VAR_OH] = NAN; |
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var_values[VAR_A] = (double) inlink->w / inlink->h; |
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var_values[VAR_SAR] = inlink->sample_aspect_ratio.num ? |
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(double) inlink->sample_aspect_ratio.num / inlink->sample_aspect_ratio.den : 1; |
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var_values[VAR_DAR] = var_values[VAR_A] * var_values[VAR_SAR]; |
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|
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/* evaluate width and height */ |
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av_expr_parse_and_eval(&res, (expr = s->w_expr), |
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var_names, var_values, |
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NULL, NULL, NULL, NULL, NULL, 0, ctx); |
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s->w = var_values[VAR_OUT_W] = var_values[VAR_OW] = res; |
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if ((ret = av_expr_parse_and_eval(&res, (expr = s->h_expr), |
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var_names, var_values, |
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NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0) |
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goto fail; |
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s->h = var_values[VAR_OUT_H] = var_values[VAR_OH] = res; |
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/* evaluate again the width, as it may depend on the output height */ |
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if ((ret = av_expr_parse_and_eval(&res, (expr = s->w_expr), |
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var_names, var_values, |
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NULL, NULL, NULL, NULL, NULL, 0, ctx)) < 0) |
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goto fail; |
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s->w = res; |
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w = s->w; |
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h = s->h; |
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|
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/* sanity check params */ |
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if (w < -1 || h < -1) { |
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av_log(ctx, AV_LOG_ERROR, "Size values less than -1 are not acceptable.\n"); |
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return AVERROR(EINVAL); |
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} |
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if (w == -1 && h == -1) |
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s->w = s->h = 0; |
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if (!(w = s->w)) |
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w = inlink->w; |
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if (!(h = s->h)) |
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h = inlink->h; |
||||
if (w == -1) |
||||
w = av_rescale(h, inlink->w, inlink->h); |
||||
if (h == -1) |
||||
h = av_rescale(w, inlink->h, inlink->w); |
||||
|
||||
if (w > INT_MAX || h > INT_MAX || |
||||
(h * inlink->w) > INT_MAX || |
||||
(w * inlink->h) > INT_MAX) |
||||
av_log(ctx, AV_LOG_ERROR, "Rescaled value for width or height is too big.\n"); |
||||
|
||||
outlink->w = w; |
||||
outlink->h = h; |
||||
|
||||
ret = init_scale_session(ctx, inlink->w, inlink->h, w, h); |
||||
if (ret < 0) |
||||
return ret; |
||||
|
||||
av_log(ctx, AV_LOG_VERBOSE, "w:%d h:%d -> w:%d h:%d\n", |
||||
inlink->w, inlink->h, outlink->w, outlink->h); |
||||
|
||||
if (inlink->sample_aspect_ratio.num) |
||||
outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h*inlink->w, |
||||
outlink->w*inlink->h}, |
||||
inlink->sample_aspect_ratio); |
||||
else |
||||
outlink->sample_aspect_ratio = inlink->sample_aspect_ratio; |
||||
|
||||
return 0; |
||||
|
||||
fail: |
||||
av_log(NULL, AV_LOG_ERROR, |
||||
"Error when evaluating the expression '%s'\n", expr); |
||||
return ret; |
||||
} |
||||
|
||||
static int qsvscale_filter_frame(AVFilterLink *link, AVFrame *in) |
||||
{ |
||||
AVFilterContext *ctx = link->dst; |
||||
QSVScaleContext *s = ctx->priv; |
||||
AVFilterLink *outlink = ctx->outputs[0]; |
||||
|
||||
mfxSyncPoint sync = NULL; |
||||
mfxStatus err; |
||||
|
||||
AVFrame *out = NULL; |
||||
int ret = 0; |
||||
|
||||
out = av_frame_alloc(); |
||||
if (!out) { |
||||
ret = AVERROR(ENOMEM); |
||||
goto fail; |
||||
} |
||||
|
||||
ret = av_hwframe_get_buffer(s->out_frames_ref, out, 0); |
||||
if (ret < 0) |
||||
goto fail; |
||||
|
||||
do { |
||||
err = MFXVideoVPP_RunFrameVPPAsync(s->session, |
||||
(mfxFrameSurface1*)in->data[3], |
||||
(mfxFrameSurface1*)out->data[3], |
||||
NULL, &sync); |
||||
if (err == MFX_WRN_DEVICE_BUSY) |
||||
av_usleep(1); |
||||
} while (err == MFX_WRN_DEVICE_BUSY); |
||||
|
||||
if (err < 0 || !sync) { |
||||
av_log(ctx, AV_LOG_ERROR, "Error during scaling\n"); |
||||
ret = AVERROR_UNKNOWN; |
||||
goto fail; |
||||
} |
||||
|
||||
do { |
||||
err = MFXVideoCORE_SyncOperation(s->session, sync, 1000); |
||||
} while (err == MFX_WRN_IN_EXECUTION); |
||||
if (err < 0) { |
||||
av_log(ctx, AV_LOG_ERROR, "Error synchronizing the operation: %d\n", err); |
||||
ret = AVERROR_UNKNOWN; |
||||
goto fail; |
||||
} |
||||
|
||||
ret = av_frame_copy_props(out, in); |
||||
if (ret < 0) |
||||
goto fail; |
||||
|
||||
out->width = outlink->w; |
||||
out->height = outlink->h; |
||||
|
||||
av_reduce(&out->sample_aspect_ratio.num, &out->sample_aspect_ratio.den, |
||||
(int64_t)in->sample_aspect_ratio.num * outlink->h * link->w, |
||||
(int64_t)in->sample_aspect_ratio.den * outlink->w * link->h, |
||||
INT_MAX); |
||||
|
||||
av_frame_free(&in); |
||||
return ff_filter_frame(outlink, out); |
||||
fail: |
||||
av_frame_free(&in); |
||||
av_frame_free(&out); |
||||
return ret; |
||||
} |
||||
|
||||
#define OFFSET(x) offsetof(QSVScaleContext, x) |
||||
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM |
||||
static const AVOption options[] = { |
||||
{ "w", "Output video width", OFFSET(w_expr), AV_OPT_TYPE_STRING, { .str = "iw" }, .flags = FLAGS }, |
||||
{ "h", "Output video height", OFFSET(h_expr), AV_OPT_TYPE_STRING, { .str = "ih" }, .flags = FLAGS }, |
||||
{ "format", "Output pixel format", OFFSET(format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS }, |
||||
|
||||
{ NULL }, |
||||
}; |
||||
|
||||
static const AVClass qsvscale_class = { |
||||
.class_name = "qsvscale", |
||||
.item_name = av_default_item_name, |
||||
.option = options, |
||||
.version = LIBAVUTIL_VERSION_INT, |
||||
}; |
||||
|
||||
static const AVFilterPad qsvscale_inputs[] = { |
||||
{ |
||||
.name = "default", |
||||
.type = AVMEDIA_TYPE_VIDEO, |
||||
.filter_frame = qsvscale_filter_frame, |
||||
}, |
||||
{ NULL } |
||||
}; |
||||
|
||||
static const AVFilterPad qsvscale_outputs[] = { |
||||
{ |
||||
.name = "default", |
||||
.type = AVMEDIA_TYPE_VIDEO, |
||||
.config_props = qsvscale_config_props, |
||||
}, |
||||
{ NULL } |
||||
}; |
||||
|
||||
AVFilter ff_vf_scale_qsv = { |
||||
.name = "scale_qsv", |
||||
.description = NULL_IF_CONFIG_SMALL("QuickSync video scaling and format conversion"), |
||||
|
||||
.init = qsvscale_init, |
||||
.uninit = qsvscale_uninit, |
||||
.query_formats = qsvscale_query_formats, |
||||
|
||||
.priv_size = sizeof(QSVScaleContext), |
||||
.priv_class = &qsvscale_class, |
||||
|
||||
.inputs = qsvscale_inputs, |
||||
.outputs = qsvscale_outputs, |
||||
}; |
||||
Loading…
Reference in new issue