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70 lines
2.3 KiB
70 lines
2.3 KiB
/*****************************************************************************
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* va.c: hardware acceleration plugins for avcodec
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*****************************************************************************
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* Copyright (C) 2009 Laurent Aimar
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* Copyright (C) 2012-2013 Rémi Denis-Courmont
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU 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 License
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* along with this program; 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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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <vlc_common.h>
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#include <vlc_modules.h>
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#include <libavcodec/avcodec.h>
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#include "va.h"
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static int vlc_va_Start(void *func, va_list ap)
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{
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vlc_va_t *va = va_arg(ap, vlc_va_t *);
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AVCodecContext *ctx = va_arg(ap, AVCodecContext *);
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const es_format_t *fmt = va_arg(ap, const es_format_t *);
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int (*open)(vlc_va_t *, AVCodecContext *, const es_format_t *) = func;
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return open(va, ctx, fmt);
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}
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static void vlc_va_Stop(void *func, va_list ap)
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{
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vlc_va_t *va = va_arg(ap, vlc_va_t *);
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void (*close)(vlc_va_t *) = func;
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close(va);
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}
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vlc_va_t *vlc_va_New(vlc_object_t *obj, AVCodecContext *avctx,
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const es_format_t *fmt)
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{
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vlc_va_t *va = vlc_object_create(obj, sizeof (*va));
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if (unlikely(va == NULL))
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return NULL;
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va->module = vlc_module_load(va, "hw decoder", "$avcodec-hw", true,
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vlc_va_Start, va, avctx, fmt);
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if (va->module == NULL)
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{
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vlc_object_release(va);
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va = NULL;
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}
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return va;
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}
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void vlc_va_Delete(vlc_va_t *va)
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{
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vlc_module_unload(va->module, vlc_va_Stop, va);
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vlc_object_release(va);
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}
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