GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/vdpau_vc1.c Lines: 0 72 0.0 %
Date: 2020-09-25 14:59:26 Branches: 0 17 0.0 %

Line Branch Exec Source
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/*
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 * VC-1 decode acceleration through VDPAU
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 *
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 * Copyright (c) 2008 NVIDIA
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 * Copyright (c) 2013 RĂ©mi Denis-Courmont
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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 Foundation,
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 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include <vdpau/vdpau.h>
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#include "avcodec.h"
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#include "hwconfig.h"
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#include "vc1.h"
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#include "vdpau.h"
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#include "vdpau_internal.h"
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static int vdpau_vc1_start_frame(AVCodecContext *avctx,
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                                 const uint8_t *buffer, uint32_t size)
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{
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    VC1Context * const v  = avctx->priv_data;
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    MpegEncContext * const s = &v->s;
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    Picture *pic          = s->current_picture_ptr;
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    struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
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    VdpPictureInfoVC1 *info = &pic_ctx->info.vc1;
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    VdpVideoSurface ref;
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    /*  fill LvPictureInfoVC1 struct */
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    info->forward_reference  = VDP_INVALID_HANDLE;
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    info->backward_reference = VDP_INVALID_HANDLE;
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    switch (s->pict_type) {
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    case AV_PICTURE_TYPE_B:
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        if (s->next_picture_ptr) {
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        ref = ff_vdpau_get_surface_id(s->next_picture.f);
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        assert(ref != VDP_INVALID_HANDLE);
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        info->backward_reference = ref;
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        }
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        /* fall-through */
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    case AV_PICTURE_TYPE_P:
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        if (s->last_picture_ptr) {
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        ref = ff_vdpau_get_surface_id(s->last_picture.f);
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        assert(ref != VDP_INVALID_HANDLE);
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        info->forward_reference  = ref;
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        }
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    }
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    info->slice_count       = 0;
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    if (v->bi_type)
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        info->picture_type  = 4;
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    else
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        info->picture_type  = s->pict_type - 1 + s->pict_type / 3;
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    info->frame_coding_mode = v->fcm ? (v->fcm + 1) : 0;
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    info->postprocflag      = v->postprocflag;
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    info->pulldown          = v->broadcast;
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    info->interlace         = v->interlace;
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    info->tfcntrflag        = v->tfcntrflag;
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    info->finterpflag       = v->finterpflag;
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    info->psf               = v->psf;
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    info->dquant            = v->dquant;
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    info->panscan_flag      = v->panscanflag;
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    info->refdist_flag      = v->refdist_flag;
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    info->quantizer         = v->quantizer_mode;
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    info->extended_mv       = v->extended_mv;
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    info->extended_dmv      = v->extended_dmv;
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    info->overlap           = v->overlap;
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    info->vstransform       = v->vstransform;
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    info->loopfilter        = v->s.loop_filter;
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    info->fastuvmc          = v->fastuvmc;
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    info->range_mapy_flag   = v->range_mapy_flag;
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    info->range_mapy        = v->range_mapy;
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    info->range_mapuv_flag  = v->range_mapuv_flag;
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    info->range_mapuv       = v->range_mapuv;
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    /* Specific to simple/main profile only */
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    info->multires          = v->multires;
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    info->syncmarker        = v->resync_marker;
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    info->rangered          = v->rangered | (v->rangeredfrm << 1);
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    info->maxbframes        = v->s.max_b_frames;
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    info->deblockEnable     = v->postprocflag & 1;
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    info->pquant            = v->pq;
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    return ff_vdpau_common_start_frame(pic_ctx, buffer, size);
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}
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static int vdpau_vc1_decode_slice(AVCodecContext *avctx,
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                                  const uint8_t *buffer, uint32_t size)
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{
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    VC1Context * const v  = avctx->priv_data;
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    MpegEncContext * const s = &v->s;
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    Picture *pic          = s->current_picture_ptr;
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    struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
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    int val;
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    val = ff_vdpau_add_buffer(pic_ctx, buffer, size);
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    if (val < 0)
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        return val;
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    pic_ctx->info.vc1.slice_count++;
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    return 0;
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}
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static int vdpau_vc1_init(AVCodecContext *avctx)
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{
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    VdpDecoderProfile profile;
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    switch (avctx->profile) {
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    case FF_PROFILE_VC1_SIMPLE:
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        profile = VDP_DECODER_PROFILE_VC1_SIMPLE;
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        break;
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    case FF_PROFILE_VC1_MAIN:
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        profile = VDP_DECODER_PROFILE_VC1_MAIN;
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        break;
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    case FF_PROFILE_VC1_ADVANCED:
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        profile = VDP_DECODER_PROFILE_VC1_ADVANCED;
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        break;
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    default:
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        return AVERROR(ENOTSUP);
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    }
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    return ff_vdpau_common_init(avctx, profile, avctx->level);
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}
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#if CONFIG_WMV3_VDPAU_HWACCEL
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const AVHWAccel ff_wmv3_vdpau_hwaccel = {
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    .name           = "wm3_vdpau",
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    .type           = AVMEDIA_TYPE_VIDEO,
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    .id             = AV_CODEC_ID_WMV3,
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    .pix_fmt        = AV_PIX_FMT_VDPAU,
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    .start_frame    = vdpau_vc1_start_frame,
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    .end_frame      = ff_vdpau_mpeg_end_frame,
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    .decode_slice   = vdpau_vc1_decode_slice,
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    .frame_priv_data_size = sizeof(struct vdpau_picture_context),
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    .init           = vdpau_vc1_init,
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    .uninit         = ff_vdpau_common_uninit,
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    .frame_params   = ff_vdpau_common_frame_params,
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    .priv_data_size = sizeof(VDPAUContext),
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    .caps_internal  = HWACCEL_CAP_ASYNC_SAFE,
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};
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#endif
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const AVHWAccel ff_vc1_vdpau_hwaccel = {
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    .name           = "vc1_vdpau",
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    .type           = AVMEDIA_TYPE_VIDEO,
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    .id             = AV_CODEC_ID_VC1,
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    .pix_fmt        = AV_PIX_FMT_VDPAU,
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    .start_frame    = vdpau_vc1_start_frame,
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    .end_frame      = ff_vdpau_mpeg_end_frame,
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    .decode_slice   = vdpau_vc1_decode_slice,
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    .frame_priv_data_size = sizeof(struct vdpau_picture_context),
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    .init           = vdpau_vc1_init,
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    .uninit         = ff_vdpau_common_uninit,
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    .frame_params   = ff_vdpau_common_frame_params,
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    .priv_data_size = sizeof(VDPAUContext),
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    .caps_internal  = HWACCEL_CAP_ASYNC_SAFE,
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};