2 * generic encoding-related code
4 * This file is part of FFmpeg.
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.
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.
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
21 #ifndef AVCODEC_ENCODE_H
22 #define AVCODEC_ENCODE_H
24 #include "libavutil/frame.h"
30 * Called by encoders to get the next frame for encoding.
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
38 int ff_encode_get_frame(AVCodecContext *avctx, AVFrame *frame);
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()
45 int ff_get_encode_buffer(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int flags);
48 * Perform encoder initialization and validation.
49 * Called when opening the encoder, before the AVCodec.init() call.
51 int ff_encode_preinit(AVCodecContext *avctx);
53 #endif /* AVCODEC_ENCODE_H */