[FFmpeg-devel] [PATCH] Initializing pack_header_freq

[Diep Ho]

I propose to use mux_rate to set the value of pack_header_freq. This
should provide a better value when in VBR mode. Moreover, it is
configurable through mux_rate.

 

Rgds,

 

DHO

 

===================================================================

--- libavformat/mpegenc.c         (revision 15138)

+++ libavformat/mpegenc.c      (working copy)

@@ -451,7 +451,7 @@

         s->pack_header_freq = 1;

     else

         /* every 2 seconds */

-        s->pack_header_freq = 2 * bitrate / s->packet_size / 8;

+        s->pack_header_freq = 2 * 50 * s->mux_rate / s->packet_size;

 

     /* the above seems to make pack_header_freq zero sometimes */

     if (s->pack_header_freq == 0)

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