mpga_prepacketize.diff

Last change: 2008-02-03 This is the source code of KCeasy。

Index: modules/demux/mpeg/mpga.c
===================================================================
--- modules/demux/mpeg/mpga.c	(revision 9350)
+++ modules/demux/mpeg/mpga.c	(working copy)
@@ -113,6 +113,7 @@
     demux_t     *p_demux = (demux_t*)p_this;
     demux_sys_t *p_sys;
     vlc_bool_t  b_forced = VLC_FALSE;
+    block_t     *p_block_in, *p_block_out;
 
     uint32_t     header;
     uint8_t     *p_peek;
@@ -264,6 +265,39 @@
         }
     }
 
+    /* Call packetizer once and then fully init the demuxer. */
+    if( ( p_block_in = stream_Block( p_demux->s, MPGA_PACKET_SIZE ) ) != NULL )
+    {
+        p_block_in->i_pts = p_block_in->i_dts = p_sys->b_start ? 1 : 0;
+        p_sys->b_start = VLC_FALSE;
+
+        while( (p_block_out = p_sys->p_packetizer->pf_packetize(
+                                     p_sys->p_packetizer, &p_block_in )) )
+        {
+            while( p_block_out )
+            {
+                block_t *p_next = p_block_out->p_next;
+                p_sys->i_pts = p_block_out->i_pts;
+                block_Release( p_block_out );
+                p_block_out = p_next;
+            }
+        }
+
+        p_sys->p_packetizer->fmt_out.b_packetized = VLC_TRUE;
+        p_sys->p_es = es_out_Add( p_demux->out,
+                                  &p_sys->p_packetizer->fmt_out);
+
+        p_sys->i_bitrate_avg = p_sys->p_packetizer->fmt_out.i_bitrate;
+
+        if( p_sys->i_xing_bytes && p_sys->i_xing_frames &&
+            p_sys->i_xing_frame_samples )
+        {
+             p_sys->i_bitrate_avg = p_sys->i_xing_bytes * I64C(8) *
+             p_sys->p_packetizer->fmt_out.audio.i_rate /
+                 p_sys->i_xing_frames / p_sys->i_xing_frame_samples;
+        }
+    }
+
     return VLC_SUCCESS;
 }