[FFmpeg-cvslog] lavc/audiotoolboxenc: remove unneeded packet metadata

[Rodger Combs]

ffmpeg | branch: master | Rodger Combs <rodger.combs at gmail.com> | Wed Mar 23 16:29:50 2016 -0500| [7524b678175e69504c9360c884cfe9116cb8bb11] | committer: Rodger Combs

lavc/audiotoolboxenc: remove unneeded packet metadata

This isn't necessary here, and for some reason broke only multichannel
AAC encoding when a channel layout tag was set.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7524b678175e69504c9360c884cfe9116cb8bb11
---

 libavcodec/audiotoolboxenc.c |   16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/libavcodec/audiotoolboxenc.c b/libavcodec/audiotoolboxenc.c
index c4d36f5..4797b2a 100644
--- a/libavcodec/audiotoolboxenc.c
+++ b/libavcodec/audiotoolboxenc.c
@@ -38,7 +38,6 @@ typedef struct ATDecodeContext {
     int quality;
 
     AudioConverterRef converter;
-    AudioStreamPacketDescription pkt_desc;
     AVFrame in_frame;
     AVFrame new_in_frame;
 
@@ -312,10 +311,6 @@ static OSStatus ffat_encode_callback(AudioConverterRef converter, UInt32 *nb_pac
 
     if (at->eof) {
         *nb_packets = 0;
-        if (packets) {
-            *packets = &at->pkt_desc;
-            at->pkt_desc.mDataByteSize = 0;
-        }
         return 0;
     }
 
@@ -328,18 +323,13 @@ static OSStatus ffat_encode_callback(AudioConverterRef converter, UInt32 *nb_pac
     }
 
     data->mNumberBuffers              = 1;
-    data->mBuffers[0].mNumberChannels = 0;
+    data->mBuffers[0].mNumberChannels = avctx->channels;
     data->mBuffers[0].mDataByteSize   = at->in_frame.nb_samples *
                                         av_get_bytes_per_sample(avctx->sample_fmt) *
                                         avctx->channels;
     data->mBuffers[0].mData           = at->in_frame.data[0];
-    *nb_packets = (at->in_frame.nb_samples + (at->frame_size - 1)) / at->frame_size;
-
-    if (packets) {
-        *packets = &at->pkt_desc;
-        at->pkt_desc.mDataByteSize = data->mBuffers[0].mDataByteSize;
-        at->pkt_desc.mVariableFramesInPacket = at->in_frame.nb_samples;
-    }
+    if (*nb_packets > at->in_frame.nb_samples)
+        *nb_packets = at->in_frame.nb_samples;
 
     return 0;
 }