Fix regression on audio devices.

diff --git a/src/modules/avformat/producer_avformat.c b/src/modules/avformat/producer_avformat.c
index 49439f8cf35036ce888411ede87133fd742a0578..9f996e24a97c5b8177d031e7ba1f89b8386e7a3c 100644 (file)
--- a/src/modules/avformat/producer_avformat.c
+++ b/src/modules/avformat/producer_avformat.c
@@ -2065,7 +2065,8 @@ static int decode_audio( producer_avformat self, int *ignore, AVPacket pkt, int
        }
 
        // If we're behind, ignore this packet
-       if ( pkt.pts >= 0 )
+       // Skip this on non-seekable, audio-only inputs.
+       if ( pkt.pts >= 0 && ( self->seekable || self->video_format ) )
        {
                double current_pts = av_q2d( context->streams[ index ]->time_base ) * pkt.pts;
                int64_t req_position = ( int64_t )( timecode * fps + 0.5 );
@@ -2073,7 +2074,7 @@ static int decode_audio( producer_avformat self, int *ignore, AVPacket pkt, int
                if ( context->start_time != AV_NOPTS_VALUE )
                        int_position -= ( int64_t )( fps * context->start_time / AV_TIME_BASE + 0.5 );
 
-               if ( *ignore == 0 )
+               if ( *ignore == 0 && int_position > 0 )
                {
                        if ( int_position < req_position )
                                // We are behind, so skip some