delay_moov flag for fmp4 transcoding

Author: alexLopatin

3_transcoding.c

@@ -285,7 +285,7 @@ int main(int argc, char *argv[])
   //sp.codec_priv_key = "x264-params";
   //sp.codec_priv_value = "keyint=60:min-keyint=60:scenecut=0:force-cfr=1";
   //sp.muxer_opt_key = "movflags";
-  //sp.muxer_opt_value = "frag_keyframe+empty_moov+default_base_moof";
+  //sp.muxer_opt_value = "frag_keyframe+empty_moov+delay_moov+default_base_moof";
 
   /*
    * H264 -> H264 (fixed gop)

README-cn.md

@@ -934,7 +934,7 @@ int encode(AVFormatContext *avfc, AVStream *dec_video_avs, AVStream *enc_video_a
   sp.codec_priv_key = "x264-params";
   sp.codec_priv_value = "keyint=60:min-keyint=60:scenecut=0:force-cfr=1";
   sp.muxer_opt_key = "movflags";
-  sp.muxer_opt_value = "frag_keyframe+empty_moov+default_base_moof";
+  sp.muxer_opt_value = "frag_keyframe+empty_moov+delay_moov+default_base_moof";
 
   /*
    * H264 -> H264 (fixed gop)

README-es.md

@@ -931,7 +931,7 @@ Vamos a convertir el stream desde `h264` a `h265`, como se espera de la versión
   sp.codec_priv_key = "x264-params";
   sp.codec_priv_value = "keyint=60:min-keyint=60:scenecut=0:force-cfr=1";
   sp.muxer_opt_key = "movflags";
-  sp.muxer_opt_value = "frag_keyframe+empty_moov+default_base_moof";
+  sp.muxer_opt_value = "frag_keyframe+empty_moov+delay_moov+default_base_moof";
 
   /*
    * H264 -> H264 (fixed gop)

README-ko.md

@@ -917,7 +917,7 @@ int encode(AVFormatContext *avfc, AVStream *dec_video_avs, AVStream *enc_video_a
   sp.codec_priv_key = "x264-params";
   sp.codec_priv_value = "keyint=60:min-keyint=60:scenecut=0:force-cfr=1";
   sp.muxer_opt_key = "movflags";
-  sp.muxer_opt_value = "frag_keyframe+empty_moov+default_base_moof";
+  sp.muxer_opt_value = "frag_keyframe+empty_moov+delay_moov+default_base_moof";
 
   /*
    * H264 -> H264 (fixed gop)

README.md

@@ -923,7 +923,7 @@ We converted the media stream from `h264` to `h265`, as expected the `h265` vers
   sp.codec_priv_key = "x264-params";
   sp.codec_priv_value = "keyint=60:min-keyint=60:scenecut=0:force-cfr=1";
   sp.muxer_opt_key = "movflags";
-  sp.muxer_opt_value = "frag_keyframe+empty_moov+default_base_moof";
+  sp.muxer_opt_value = "frag_keyframe+empty_moov+delay_moov+default_base_moof";
 
   /*
    * H264 -> H264 (fixed gop)