forked from KolibriOS/kolibrios
80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
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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 "config.h"
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#include "libavutil/mem.h"
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#include "vda.h"
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#include "vda_vt_internal.h"
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#if CONFIG_H264_VDA_HWACCEL
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AVVDAContext *av_vda_alloc_context(void)
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{
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AVVDAContext *ret = av_mallocz(sizeof(*ret));
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if (ret) {
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ret->output_callback = ff_vda_output_callback;
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ret->cv_pix_fmt_type = kCVPixelFormatType_422YpCbCr8;
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}
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return ret;
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}
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int av_vda_default_init(AVCodecContext *avctx)
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{
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return av_vda_default_init2(avctx, NULL);
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}
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int av_vda_default_init2(AVCodecContext *avctx, AVVDAContext *vdactx)
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{
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avctx->hwaccel_context = vdactx ?: av_vda_alloc_context();
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if (!avctx->hwaccel_context)
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return AVERROR(ENOMEM);
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return ff_vda_default_init(avctx);
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}
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void av_vda_default_free(AVCodecContext *avctx)
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{
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ff_vda_default_free(avctx);
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av_freep(&avctx->hwaccel_context);
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}
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void ff_vda_default_free(AVCodecContext *avctx)
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{
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AVVDAContext *vda = avctx->hwaccel_context;
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if (vda && vda->decoder)
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VDADecoderDestroy(vda->decoder);
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}
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#else
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AVVDAContext *av_vda_alloc_context(void)
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{
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return NULL;
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}
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int av_vda_default_init(AVCodecContext *avctx)
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{
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return AVERROR(ENOSYS);
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}
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void av_vda_default_free(AVCodecContext *ctx)
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{
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}
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#endif
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