gst/qtdemux/qtdemux.c: Revert ISO base media spec based pixel-aspect-ratio calculation.

Original commit message from CVS:
* gst/qtdemux/qtdemux.c: (gst_qtdemux_add_stream),
(qtdemux_parse_trak):
Revert ISO base media spec based pixel-aspect-ratio calculation.
Fixes #543300.

2 files changed, 7 insertions, 32 deletions

diff --git a/ChangeLog b/ChangeLog
index 4d97863e..d31d8f37 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-07-18  Mark Nauwelaerts  <mark.nauwelaerts@collabora.co.uk>
+
+	* gst/qtdemux/qtdemux.c: (gst_qtdemux_add_stream),
+	(qtdemux_parse_trak):
+	Revert ISO base media spec based pixel-aspect-ratio calculation.
+	Fixes #543300.
+
 2008-07-17  Edward Hervey  <edward.hervey@collabora.co.uk>
 
 	* sys/osxvideo/osxvideosink.m:
diff --git a/gst/qtdemux/qtdemux.c b/gst/qtdemux/qtdemux.c
index d5e03825..88f3415e 100644
--- a/gst/qtdemux/qtdemux.c
+++ b/gst/qtdemux/qtdemux.c
@@ -136,9 +136,6 @@ struct _QtDemuxStream
   /* video info */
   gint width;
   gint height;
-  /* aspect ratio */
-  gint display_width;
-  gint display_height;
   /* Numerator/denominator framerate */
   gint fps_n;
   gint fps_d;
@@ -2675,25 +2672,6 @@ gst_qtdemux_add_stream (GstQTDemux * qtdemux,
           "height", G_TYPE_INT, stream->height,
           "framerate", GST_TYPE_FRACTION, stream->fps_n, stream->fps_d, NULL);
 
-      /* calculate pixel-aspect-ratio using display width and height */
-      GST_DEBUG_OBJECT (qtdemux, "video size %dx%d, target display size %dx%d",
-          stream->width, stream->height,
-          stream->display_width, stream->display_height);
-
-      if (stream->display_width > 0 && stream->display_height > 0 &&
-          stream->width > 0 && stream->height > 0) {
-        gint n, d;
-
-        /* calculate the pixel aspect ratio using the display and pixel w/h */
-        n = stream->display_width * stream->height;
-        d = stream->display_height * stream->width;
-        if (n != d) {
-          GST_DEBUG_OBJECT (qtdemux, "setting PAR to %d/%d", n, d);
-          gst_caps_set_simple (stream->caps, "pixel-aspect-ratio",
-              GST_TYPE_FRACTION, n, d, NULL);
-        }
-      }
-
       depth = stream->bits_per_sample;
 
       /* more than 32 bits means grayscale */
@@ -3273,8 +3251,6 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
 
   if (stream->subtype == FOURCC_vide) {
     guint32 fourcc;
-    const guint8 *tkhd_data = (const guint8 *) tkhd->data;
-    guint8 version;
 
     stream->sampled = TRUE;
 
@@ -3293,14 +3269,6 @@ qtdemux_parse_trak (GstQTDemux * qtdemux, GNode * trak)
     GST_LOG_OBJECT (qtdemux, "frame count:   %u",
         QT_UINT16 (stsd_data + offset + 48));
 
-    version = QT_UINT8 (tkhd_data + 8);
-    if (version == 1)
-      offset = 96;
-    else
-      offset = 84;
-    stream->display_width = (guint) QT_FP32 (tkhd_data + offset);
-    stream->display_height = (guint) QT_FP32 (tkhd_data + offset + 4);
-
     if (fourcc == FOURCC_drms)
       goto error_encrypted;