[0.11] gst-plugins-base: audio: Add support again for more than 64 channels with NONE layouts

Sebastian Dröge slomo at kemper.freedesktop.org
Thu Jan 5 01:36:02 PST 2012


Module: gst-plugins-base
Branch: 0.11
Commit: 8dcea5d498240224532d39a5b52776eda45d14bd
URL:    http://cgit.freedesktop.org/gstreamer/gst-plugins-base/commit/?id=8dcea5d498240224532d39a5b52776eda45d14bd

Author: Sebastian Dröge <sebastian.droege at collabora.co.uk>
Date:   Wed Jan  4 14:35:48 2012 +0100

audio: Add support again for more than 64 channels with NONE layouts

---

 gst-libs/gst/audio/audio.c |   15 ++++++---------
 1 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/gst-libs/gst/audio/audio.c b/gst-libs/gst/audio/audio.c
index e8ba262..b7a8e23 100644
--- a/gst-libs/gst/audio/audio.c
+++ b/gst-libs/gst/audio/audio.c
@@ -404,7 +404,6 @@ check_valid_channel_positions (const GstAudioChannelPosition * position,
 {
   gint i, j;
   guint64 channel_mask = 0;
-  gboolean none_layout = FALSE;
 
   if (channels == 1 && position[0] == GST_AUDIO_CHANNEL_POSITION_MONO) {
     if (channel_mask_out)
@@ -412,6 +411,12 @@ check_valid_channel_positions (const GstAudioChannelPosition * position,
     return TRUE;
   }
 
+  if (channels > 0 && position[0] == GST_AUDIO_CHANNEL_POSITION_NONE) {
+    if (channel_mask_out)
+      *channel_mask_out = 0;
+    return TRUE;
+  }
+
   j = 0;
   for (i = 0; i < channels; i++) {
     while (j < G_N_ELEMENTS (default_channel_order)
@@ -422,11 +427,6 @@ check_valid_channel_positions (const GstAudioChannelPosition * position,
         position[i] == GST_AUDIO_CHANNEL_POSITION_MONO)
       return FALSE;
 
-    if (position[i] == GST_AUDIO_CHANNEL_POSITION_NONE) {
-      none_layout = TRUE;
-      continue;
-    }
-
     /* Is this in valid channel order? */
     if (enforce_order && j == G_N_ELEMENTS (default_channel_order))
       return FALSE;
@@ -438,9 +438,6 @@ check_valid_channel_positions (const GstAudioChannelPosition * position,
     channel_mask |= (G_GUINT64_CONSTANT (1) << position[i]);
   }
 
-  if (none_layout && channel_mask != 0)
-    return FALSE;
-
   if (channel_mask_out)
     *channel_mask_out = channel_mask;
 



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