1 files changed, 10 insertions, 28 deletions

diff --git a/libavformat/soxdec.c b/libavformat/soxdec.c
index ec94675..aec4284 100644
--- a/libavformat/soxdec.c
+++ b/libavformat/soxdec.c
@@ -5,20 +5,20 @@
  * Based on libSoX sox-fmt.c
  * Copyright (c) 2008 robs@users.sourceforge.net
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -75,12 +75,12 @@ static int sox_read_header(AVFormatContext *s)
 
     if (comment_size > 0xFFFFFFFFU - SOX_FIXED_HDR - 4U) {
         av_log(s, AV_LOG_ERROR, "invalid comment size (%u)\n", comment_size);
-        return -1;
+        return AVERROR_INVALIDDATA;
     }
 
     if (sample_rate <= 0 || sample_rate > INT_MAX) {
         av_log(s, AV_LOG_ERROR, "invalid sample rate (%f)\n", sample_rate);
-        return -1;
+        return AVERROR_INVALIDDATA;
     }
 
     sample_rate_frac = sample_rate - floor(sample_rate);
@@ -92,11 +92,13 @@ static int sox_read_header(AVFormatContext *s)
     if ((header_size + 4) & 7 || header_size < SOX_FIXED_HDR + comment_size
         || st->codec->channels > 65535) /* Reserve top 16 bits */ {
         av_log(s, AV_LOG_ERROR, "invalid header\n");
-        return -1;
+        return AVERROR_INVALIDDATA;
     }
 
     if (comment_size && comment_size < UINT_MAX) {
         char *comment = av_malloc(comment_size+1);
+        if(!comment)
+            return AVERROR(ENOMEM);
         if (avio_read(pb, comment, comment_size) != comment_size) {
             av_freep(&comment);
             return AVERROR(EIO);
@@ -122,31 +124,11 @@ static int sox_read_header(AVFormatContext *s)
     return 0;
 }
 
-#define SOX_SAMPLES 1024
-
-static int sox_read_packet(AVFormatContext *s,
-                           AVPacket *pkt)
-{
-    int ret, size;
-
-    if (s->pb->eof_reached)
-        return AVERROR_EOF;
-
-    size = SOX_SAMPLES*s->streams[0]->codec->block_align;
-    ret = av_get_packet(s->pb, pkt, size);
-    if (ret < 0)
-        return AVERROR(EIO);
-    pkt->stream_index = 0;
-    pkt->size = ret;
-
-    return 0;
-}
-
 AVInputFormat ff_sox_demuxer = {
     .name           = "sox",
     .long_name      = NULL_IF_CONFIG_SMALL("SoX native"),
     .read_probe     = sox_probe,
     .read_header    = sox_read_header,
-    .read_packet    = sox_read_packet,
+    .read_packet    = ff_pcm_read_packet,
     .read_seek      = ff_pcm_read_seek,
 };