guacamole-spice-protocol/src/guacenc/ffmpeg-compat.h

83 lines
2.7 KiB
C
Raw Normal View History

/*
2016-03-25 19:59:40 +00:00
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
2016-03-25 19:59:40 +00:00
* http://www.apache.org/licenses/LICENSE-2.0
*
2016-03-25 19:59:40 +00:00
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#ifndef GUACENC_FFMPEG_COMPAT_H
#define GUACENC_FFMPEG_COMPAT_H
#include "config.h"
#include "video.h"
#include <libavcodec/avcodec.h>
/*
* For a full list of FFmpeg API changes over the years, see:
*
* https://github.com/FFmpeg/FFmpeg/blob/master/doc/APIchanges
*/
/* For libavcodec < 55.28.1: av_frame_*() was avcodec_*_frame(). */
#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(55,28,1)
#define av_frame_alloc avcodec_alloc_frame
#define av_frame_free avcodec_free_frame
#endif
/* For libavcodec < 54.28.0: old avcodec_free_frame() did not exist. */
#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(54,28,0)
#define avcodec_free_frame av_freep
#endif
/* For libavcodec < 55.52.0: avcodec_free_context did not exist */
#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(55,52,0)
#define avcodec_free_context av_freep
#endif
/* For libavcodec < 57.7.0: av_packet_unref() was av_free_packet() */
#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(57,7,0)
#define av_packet_unref av_free_packet
#endif
/* For libavutil < 51.42.0: AV_PIX_FMT_* was PIX_FMT_* */
#if LIBAVUTIL_VERSION_INT < AV_VERSION_INT(51,42,0)
#define AV_PIX_FMT_RGB32 PIX_FMT_RGB32
#define AV_PIX_FMT_YUV420P PIX_FMT_YUV420P
#endif
/**
* Writes the specied frame as a new frame of video. If pending frames of the
* video are being flushed, the given frame may be NULL (as required by
* avcodec_encode_video2()). If avcodec_encode_video2() does not exist, this
* function will transparently use avcodec_encode_video().
*
* @param video
* The video to write the given frame to.
*
* @param frame
* The frame to write to the video, or NULL if previously-written frames
* are being flushed.
*
* @return
* A positive value if the frame was successfully written, zero if the
* frame has been saved for later writing / reordering, negative if an
* error occurs.
*/
int guacenc_avcodec_encode_video(guacenc_video* video, AVFrame* frame);
#endif