[gst-cvs] gst-plugins-good: avidemux: improve audio vbr detection

[<mn...@ke...>]

Module: gst-plugins-good
Branch: master
Commit: a69e419c8eaf61b66c5889f5b635bfe8e97d3f71
URL:    http://cgit.freedesktop.org/gstreamer/gst-plugins-good/commit/?id=a69e419c8eaf61b66c5889f5b635bfe8e97d3f71

Author: Mark Nauwelaerts <mar...@co...>
Date:   Wed Jun 16 15:40:34 2010 +0200

avidemux: improve audio vbr detection

Subsequent entry time calculations use blockalign value to determine
number of frames per chunk, and blockalign == 1 is then most unlikely to result
in reasonable values (which also aligns with "spec").

---

 gst/avi/gstavidemux.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/gst/avi/gstavidemux.c b/gst/avi/gstavidemux.c
index e2c5c16..e7fe2c3 100644
--- a/gst/avi/gstavidemux.c
+++ b/gst/avi/gstavidemux.c
@@ -1988,11 +1988,12 @@ gst_avi_demux_parse_stream (GstAviDemux * avi, GstBuffer * buf)
             GST_DEBUG_OBJECT (element, "marking video as VBR, res %d", res);
             break;
           case GST_RIFF_FCC_auds:
-            stream->is_vbr = (stream->strh->samplesize == 0)
-                && stream->strh->scale > 1;
             res =
                 gst_riff_parse_strf_auds (element, sub, &stream->strf.auds,
                 &stream->extradata);
+            stream->is_vbr = (stream->strh->samplesize == 0)
+                && stream->strh->scale > 1
+                && stream->strf.auds->blockalign != 1;
             sub = NULL;
             GST_DEBUG_OBJECT (element, "marking audio as VBR:%d, res %d",
                 stream->is_vbr, res);