FFmpeg  4.4.5
encode.h
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1 /*
2  * generic encoding-related code
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_ENCODE_H
22 #define AVCODEC_ENCODE_H
23 
24 #include "libavutil/frame.h"
25 
26 #include "avcodec.h"
27 #include "packet.h"
28 
29 /**
30  * Called by encoders to get the next frame for encoding.
31  *
32  * @param frame An empty frame to be filled with data.
33  * @return 0 if a new reference has been successfully written to frame
34  * AVERROR(EAGAIN) if no data is currently available
35  * AVERROR_EOF if end of stream has been reached, so no more data
36  * will be available
37  */
39 
40 /**
41  * Get a buffer for a packet. This is a wrapper around
42  * AVCodecContext.get_encode_buffer() and should be used instead calling get_encode_buffer()
43  * directly.
44  */
46 
47 /*
48  * Perform encoder initialization and validation.
49  * Called when opening the encoder, before the AVCodec.init() call.
50  */
52 
53 #endif /* AVCODEC_ENCODE_H */
Libavcodec external API header.
#define flags(name, subs,...)
Definition: cbs_av1.c:572
long long int64_t
Definition: coverity.c:34
static AVFrame * frame
int ff_get_encode_buffer(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int flags)
Get a buffer for a packet.
Definition: encode.c:82
int ff_encode_get_frame(AVCodecContext *avctx, AVFrame *frame)
Called by encoders to get the next frame for encoding.
Definition: encode.c:160
int ff_encode_preinit(AVCodecContext *avctx)
Definition: encode.c:527
reference-counted frame API
main external API structure.
Definition: avcodec.h:536
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
This structure stores compressed data.
Definition: packet.h:346
int size