From b98eb7d0fafd347704a6826d5996c59dd12ee301 Mon Sep 17 00:00:00 2001
From: Romain Vimont <rom@rom1v.com>
Date: Sat, 10 Nov 2018 23:49:19 +0100
Subject: [PATCH] Support AVStream.codec for old FFmpeg versions

AVStream.codec has been deprecated in favor of AVStream.codecpar.

Due to the FFmpeg/Libav split, this happened in two separate versions:
 - 57.33.100 for FFmpeg
 - 57.5.0 for Libav
---
 app/src/recorder.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/app/src/recorder.c b/app/src/recorder.c
index 84e1abe3..2e846e91 100644
--- a/app/src/recorder.c
+++ b/app/src/recorder.c
@@ -63,11 +63,25 @@ SDL_bool recorder_open(struct recorder *recorder, AVCodec *input_codec) {
         return SDL_FALSE;
     }
 
+// In ffmpeg/doc/APIchanges:
+// 2016-04-11 - 6f69f7a / 9200514 - lavf 57.33.100 / 57.5.0 - avformat.h
+//   Add AVStream.codecpar, deprecate AVStream.codec.
+#if    (LIBAVFORMAT_VERSION_MICRO >= 100 /* FFmpeg */ && \
+        LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(57, 33, 100)) \
+    || (LIBAVFORMAT_VERSION_MICRO < 100 && /* Libav */ \
+        LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(57, 5, 0))
     ostream->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
     ostream->codecpar->codec_id = input_codec->id;
     ostream->codecpar->format = AV_PIX_FMT_YUV420P;
     ostream->codecpar->width = recorder->declared_frame_size.width;
     ostream->codecpar->height = recorder->declared_frame_size.height;
+#else
+    ostream->codec->codec_type = AVMEDIA_TYPE_VIDEO;
+    ostream->codec->codec_id = input_codec->id;
+    ostream->codec->pix_fmt = AV_PIX_FMT_YUV420P;
+    ostream->codec->width = recorder->declared_frame_size.width;
+    ostream->codec->height = recorder->declared_frame_size.height;
+#endif
     ostream->time_base = (AVRational) {1, 1000000}; // timestamps in us
 
     int ret = avio_open(&recorder->ctx->pb, recorder->filename,