Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavformat / rmdec.c

diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index e3b3e5ac322159488d8666ebde71ea1a2195c413..75240236e8a5d7a34dccaf089759c30350bc5e91 100644 (file)
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -2,20 +2,20 @@
  * "Real" compatible demuxer.
  * Copyright (c) 2000, 2001 Fabrice Bellard
  *
- * 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
  */
 
@@ -23,6 +23,8 @@
 #include "libavutil/intreadwrite.h"
 #include "libavutil/dict.h"
 #include "avformat.h"
+#include "internal.h"
+#include "avio_internal.h"
 #include "riff.h"
 #include "rm.h"
 
@@ -232,6 +234,7 @@ static int rm_read_audio_stream_info(AVFormatContext *s, AVIOContext *pb,
             }
             if ((ret = rm_read_extradata(pb, st->codec, codecdata_length)) < 0)
                 return ret;
+
             break;
         case CODEC_ID_AAC:
             avio_rb16(pb); avio_r8(pb);
@@ -301,7 +304,7 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
     int64_t codec_pos;
     int ret;
 
-    av_set_pts_info(st, 64, 1, 1000);
+    avpriv_set_pts_info(st, 64, 1, 1000);
     codec_pos = avio_tell(pb);
     v = avio_rb32(pb);
     if (v == MKTAG(0xfd, 'a', 'r', '.')) {
@@ -312,7 +315,7 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
         int fps;
         if (avio_rl32(pb) != MKTAG('V', 'I', 'D', 'O')) {
         fail1:
-            av_log(st->codec, AV_LOG_ERROR, "Unsupported video codec\n");
+            av_log(s, AV_LOG_WARNING, "Unsupported stream type %08x\n", v);
             goto skip;
         }
         st->codec->codec_tag = avio_rl32(pb);
@@ -332,10 +335,9 @@ ff_rm_read_mdpr_codecdata (AVFormatContext *s, AVIOContext *pb,
         if ((ret = rm_read_extradata(pb, st->codec, codec_data_size - (avio_tell(pb) - codec_pos))) < 0)
             return ret;
 
-        av_reduce(&st->codec->time_base.num, &st->codec->time_base.den,
+        av_reduce(&st->r_frame_rate.den, &st->r_frame_rate.num,
                   0x10000, fps, (1 << 30) - 1);
-        st->avg_frame_rate.num = st->codec->time_base.den;
-        st->avg_frame_rate.den = st->codec->time_base.num;
+        st->avg_frame_rate = st->r_frame_rate;
     }
 
 skip:
@@ -429,7 +431,7 @@ static int rm_read_header(AVFormatContext *s, AVFormatParameters *ap)
     avio_rb32(pb); /* number of headers */
 
     for(;;) {
-        if (pb->eof_reached)
+        if (url_feof(pb))
             return -1;
         tag = avio_rl32(pb);
         tag_size = avio_rb32(pb);
@@ -533,7 +535,7 @@ static int sync(AVFormatContext *s, int64_t *timestamp, int *flags, int *stream_
     AVStream *st;
     uint32_t state=0xFFFFFFFF;
 
-    while(!pb->eof_reached){
+    while(!url_feof(pb)){
         int len, num, i;
         *pos= avio_tell(pb) - 3;
         if(rm->remaining_len > 0){
@@ -611,6 +613,7 @@ static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb,
     }
     if(type != 1){  // not whole frame
         len2 = get_num(pb, &len);
+        len2 = ffio_limit(pb, len2);
         pos  = get_num(pb, &len);
         pic_num = avio_r8(pb); len--;
     }
@@ -869,7 +872,7 @@ static int rm_read_packet(AVFormatContext *s, AVPacket *pkt)
                     st = s->streams[i];
             }
 
-            if(len<0 || s->pb->eof_reached)
+            if(len<0 || url_feof(s->pb))
                 return AVERROR(EIO);
 
             res = ff_rm_parse_packet (s, s->pb, st, st->priv_data, len, pkt,
@@ -925,7 +928,9 @@ static int64_t rm_read_dts(AVFormatContext *s, int stream_index,
     if(rm->old_format)
         return AV_NOPTS_VALUE;
 
-    avio_seek(s->pb, pos, SEEK_SET);
+    if (avio_seek(s->pb, pos, SEEK_SET) < 0)
+        return AV_NOPTS_VALUE;
+
     rm->remaining_len=0;
     for(;;){
         int seq=1;