mpv/video/cuda.c

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/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "hwdec.h"
#include "options/m_config.h"
#include <libavutil/hwcontext.h>
static struct AVBufferRef *cuda_create_standalone(struct mpv_global *global,
struct mp_log *log, struct hwcontext_create_dev_params *params)
{
int decode_dev_idx;
mp_read_option_raw(global, "cuda-decode-device", &m_option_type_choice,
&decode_dev_idx);
char *decode_dev = NULL;
if (decode_dev_idx != -1) {
decode_dev = talloc_asprintf(NULL, "%d", decode_dev_idx);
}
AVBufferRef* ref = NULL;
av_hwdevice_ctx_create(&ref, AV_HWDEVICE_TYPE_CUDA, decode_dev, NULL, 0);
ta_free(decode_dev);
return ref;
}
const struct hwcontext_fns hwcontext_fns_cuda = {
.av_hwdevice_type = AV_HWDEVICE_TYPE_CUDA,
.create_dev = cuda_create_standalone,
};