Drop usage of av_demuxer_open() in avformat v53.

It is causing problems and need more stability after the raft of
changes.

diff --git a/src/modules/avformat/producer_avformat.c b/src/modules/avformat/producer_avformat.c
index 62e3fe2e6e520e8daf90ee368cd105d9dc652e1b..bdcc4656aaa4b4e072b5ac3dac1deb2e7d0f8660 100644 (file)
--- a/src/modules/avformat/producer_avformat.c
+++ b/src/modules/avformat/producer_avformat.c
@@ -748,10 +748,6 @@ static int producer_open( producer_avformat self, mlt_profile profile, const cha
        char *filename = parse_url( profile, URL, &format, &params );
 
        // Now attempt to open the file or device with filename
-#if LIBAVFORMAT_VERSION_MAJOR > 52
-       self->video_format = avformat_alloc_context();
-       self->video_format->flags |= AVFMT_FLAG_PRIV_OPT;
-#endif
        error = av_open_input_file( &self->video_format, filename, format, 0, &params ) < 0;
        if ( error )
                // If the URL is a network stream URL, then we probably need to open with full URL
@@ -764,12 +760,6 @@ static int producer_open( producer_avformat self, mlt_profile profile, const cha
 #if LIBAVFORMAT_VERSION_MAJOR > 52
                if ( self->video_format->iformat && self->video_format->iformat->priv_class && self->video_format->priv_data )
                        apply_properties( self->video_format->priv_data, properties, AV_OPT_FLAG_DECODING_PARAM );
-               error = av_demuxer_open( self->video_format, &params );
-       }
-       else if ( self->video_format )
-       {
-               avformat_free_context( self->video_format );
-               self->video_format = NULL;
 #endif
        }