| /* |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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 |
| |