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libavutil
hwcontext_mediacodec.c
Go to the documentation of this file.
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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 "
buffer.h
"
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#include "
common.h
"
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#include "
hwcontext.h
"
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#include "
hwcontext_internal.h
"
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#include "
hwcontext_mediacodec.h
"
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static
int
mc_device_create
(
AVHWDeviceContext
*
ctx
,
const
char
*device,
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AVDictionary
*
opts
,
int
flags
)
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{
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if
(device && device[0]) {
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av_log
(ctx,
AV_LOG_ERROR
,
"Device selection unsupported.\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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const
HWContextType
ff_hwcontext_type_mediacodec
= {
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.
type
=
AV_HWDEVICE_TYPE_MEDIACODEC
,
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.name =
"mediacodec"
,
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.device_hwctx_size =
sizeof
(
AVMediaCodecDeviceContext
),
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.device_create =
mc_device_create
,
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.
pix_fmts
= (
const
enum
AVPixelFormat
[]){
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AV_PIX_FMT_MEDIACODEC
,
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AV_PIX_FMT_NONE
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},
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};
hwcontext_internal.h
AVHWDeviceContext
This struct aggregates all the (hardware/vendor-specific) "high-level" state, i.e.
Definition:
hwcontext.h:60
AV_PIX_FMT_NONE
Definition:
pixfmt.h:65
HWContextType::type
enum AVHWDeviceType type
Definition:
hwcontext_internal.h:30
config.h
hwcontext_mediacodec.h
av_log
#define av_log(a,...)
Definition:
tableprint_vlc.h:28
AVDictionary
Definition:
dict.c:30
AV_LOG_ERROR
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition:
log.h:176
AVMediaCodecDeviceContext
MediaCodec details.
Definition:
hwcontext_mediacodec.h:27
opts
AVDictionary * opts
Definition:
movenc.c:50
ctx
AVFormatContext * ctx
Definition:
movenc.c:48
mc_device_create
static int mc_device_create(AVHWDeviceContext *ctx, const char *device, AVDictionary *opts, int flags)
Definition:
hwcontext_mediacodec.c:27
AV_HWDEVICE_TYPE_MEDIACODEC
Definition:
hwcontext.h:38
hwcontext.h
buffer.h
refcounted data buffer API
pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition:
libkvazaar.c:266
AV_PIX_FMT_MEDIACODEC
hardware decoding through MediaCodec
Definition:
pixfmt.h:293
flags
#define flags(name, subs,...)
Definition:
cbs_av1.c:596
common.h
common internal and external API header
ff_hwcontext_type_mediacodec
const HWContextType ff_hwcontext_type_mediacodec
Definition:
hwcontext_mediacodec.c:38
AVERROR_UNKNOWN
#define AVERROR_UNKNOWN
Unknown error, typically from an external library.
Definition:
error.h:71
AVPixelFormat
AVPixelFormat
Pixel format.
Definition:
pixfmt.h:64
HWContextType
Definition:
hwcontext_internal.h:29
Generated on Tue Nov 6 2018 18:11:31 for FFmpeg by
1.8.6