XWD encoder and decoder

[ffmpeg] / libavformat / mm.c

diff --git a/libavformat/mm.c b/libavformat/mm.c
index 2c0d215abf2a62a3c7feda9cb78c443b6f9bd4d8..341cf26a1cc259158f3fc9c4b400c6096805c6a1 100644 (file)
--- a/libavformat/mm.c
+++ b/libavformat/mm.c
@@ -2,20 +2,20 @@
  * American Laser Games MM Format Demuxer
  * Copyright (c) 2006 Peter Ross
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -33,6 +33,7 @@
 
 #include "libavutil/intreadwrite.h"
 #include "avformat.h"
+#include "internal.h"
 
 #define MM_PREAMBLE_SIZE    6
 
@@ -102,10 +103,10 @@ static int read_header(AVFormatContext *s,
     avio_rl16(pb);   /* ibm-pc video bios mode */
     width = avio_rl16(pb);
     height = avio_rl16(pb);
-    url_fseek(pb, length - 10, SEEK_CUR);  /* unknown data */
+    avio_skip(pb, length - 10);  /* unknown data */
 
     /* video stream */
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
@@ -113,11 +114,11 @@ static int read_header(AVFormatContext *s,
     st->codec->codec_tag = 0;  /* no fourcc */
     st->codec->width = width;
     st->codec->height = height;
-    av_set_pts_info(st, 64, 1, frame_rate);
+    avpriv_set_pts_info(st, 64, 1, frame_rate);
 
     /* audio stream */
     if (length == MM_HEADER_LEN_AV) {
-        st = av_new_stream(s, 0);
+        st = avformat_new_stream(s, NULL);
         if (!st)
             return AVERROR(ENOMEM);
         st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
@@ -125,7 +126,7 @@ static int read_header(AVFormatContext *s,
         st->codec->codec_id = CODEC_ID_PCM_U8;
         st->codec->channels = 1;
         st->codec->sample_rate = 8000;
-        av_set_pts_info(st, 64, 1, 8000); /* 8000 hz */
+        avpriv_set_pts_info(st, 64, 1, 8000); /* 8000 hz */
     }
 
     mm->audio_pts = 0;
@@ -181,18 +182,16 @@ static int read_packet(AVFormatContext *s,
 
         default :
             av_log(s, AV_LOG_INFO, "unknown chunk type 0x%x\n", type);
-            url_fseek(pb, length, SEEK_CUR);
+            avio_skip(pb, length);
         }
     }
-
-    return 0;
 }
 
 AVInputFormat ff_mm_demuxer = {
-    "mm",
-    NULL_IF_CONFIG_SMALL("American Laser Games MM format"),
-    sizeof(MmDemuxContext),
-    probe,
-    read_header,
-    read_packet,
+    .name           = "mm",
+    .long_name      = NULL_IF_CONFIG_SMALL("American Laser Games MM format"),
+    .priv_data_size = sizeof(MmDemuxContext),
+    .read_probe     = probe,
+    .read_header    = read_header,
+    .read_packet    = read_packet,
 };