mp3dec: Fix VBR bit rate parsing

[ffmpeg] / libavformat / rtpdec_asf.c

diff --git a/libavformat/rtpdec_asf.c b/libavformat/rtpdec_asf.c
index 69fec8d68392702a3685593f4c90ac60cfe87041..e42565069651dbbfa215c3bc762ce528313dae3d 100644 (file)
--- a/libavformat/rtpdec_asf.c
+++ b/libavformat/rtpdec_asf.c
@@ -33,6 +33,7 @@
 #include "rtsp.h"
 #include "asf.h"
 #include "avio_internal.h"
+#include "internal.h"
 
 /**
  * From MSDN 2.2.1.4, we learn that ASF data packets over RTP should not
@@ -98,6 +99,7 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
     if (av_strstart(p, "pgmpu:data:application/vnd.ms.wms-hdr.asfv1;base64,", &p)) {
         AVIOContext pb;
         RTSPState *rt = s->priv_data;
+        AVDictionary *opts = NULL;
         int len = strlen(p) * 6 / 8;
         char *buf = av_mallocz(len);
         av_base64_decode(buf, p, len);
@@ -107,13 +109,17 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
                    "Failed to fix invalid RTSP-MS/ASF min_pktsize\n");
         init_packetizer(&pb, buf, len);
         if (rt->asf_ctx) {
-            av_close_input_stream(rt->asf_ctx);
-            rt->asf_ctx = NULL;
+            avformat_close_input(&rt->asf_ctx);
         }
-        ret = av_open_input_stream(&rt->asf_ctx, &pb, "", &ff_asf_demuxer, NULL);
+        if (!(rt->asf_ctx = avformat_alloc_context()))
+            return AVERROR(ENOMEM);
+        rt->asf_ctx->pb      = &pb;
+        av_dict_set(&opts, "no_resync_search", "1", 0);
+        ret = avformat_open_input(&rt->asf_ctx, "", &ff_asf_demuxer, &opts);
+        av_dict_free(&opts);
         if (ret < 0)
             return ret;
-        av_metadata_copy(&s->metadata, rt->asf_ctx->metadata, 0);
+        av_dict_copy(&s->metadata, rt->asf_ctx->metadata, 0);
         rt->asf_pb_pos = avio_tell(&pb);
         av_free(buf);
         rt->asf_ctx->pb = NULL;
@@ -124,6 +130,8 @@ int ff_wms_parse_sdp_a_line(AVFormatContext *s, const char *p)
 static int asfrtp_parse_sdp_line(AVFormatContext *s, int stream_index,
                                  PayloadContext *asf, const char *line)
 {
+    if (stream_index < 0)
+        return 0;
     if (av_strstart(line, "stream:", &line)) {
         RTSPState *rt = s->priv_data;
 
@@ -138,7 +146,7 @@ static int asfrtp_parse_sdp_line(AVFormatContext *s, int stream_index,
                         *rt->asf_ctx->streams[i]->codec;
                     rt->asf_ctx->streams[i]->codec->extradata_size = 0;
                     rt->asf_ctx->streams[i]->codec->extradata = NULL;
-                    av_set_pts_info(s->streams[stream_index], 32, 1, 1000);
+                    avpriv_set_pts_info(s->streams[stream_index], 32, 1, 1000);
                 }
            }
         }
@@ -160,7 +168,8 @@ struct PayloadContext {
 static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
                                AVStream *st, AVPacket *pkt,
                                uint32_t *timestamp,
-                               const uint8_t *buf, int len, int flags)
+                               const uint8_t *buf, int len, uint16_t seq,
+                               int flags)
 {
     AVIOContext *pb = &asf->pb;
     int res, mflags, len_off;
@@ -203,12 +212,12 @@ static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
                  */
                 if (asf->pktbuf && len_off != avio_tell(asf->pktbuf)) {
                     uint8_t *p;
-                    url_close_dyn_buf(asf->pktbuf, &p);
+                    avio_close_dyn_buf(asf->pktbuf, &p);
                     asf->pktbuf = NULL;
                     av_free(p);
                 }
                 if (!len_off && !asf->pktbuf &&
-                    (res = url_open_dyn_buf(&asf->pktbuf)) < 0)
+                    (res = avio_open_dyn_buf(&asf->pktbuf)) < 0)
                     return res;
                 if (!asf->pktbuf)
                     return AVERROR(EIO);
@@ -217,7 +226,7 @@ static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
                 avio_skip(pb, len - off);
                 if (!(flags & RTP_FLAG_MARKER))
                     return -1;
-                out_len     = url_close_dyn_buf(asf->pktbuf, &asf->buf);
+                out_len     = avio_close_dyn_buf(asf->pktbuf, &asf->buf);
                 asf->pktbuf = NULL;
             } else {
                 /**
@@ -230,8 +239,14 @@ static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
 
                 int cur_len = start_off + len_off - off;
                 int prev_len = out_len;
+                void *newmem;
                 out_len += cur_len;
-                asf->buf = av_realloc(asf->buf, out_len);
+                if (FFMIN(cur_len, len - off) < 0)
+                    return -1;
+                newmem = av_realloc(asf->buf, out_len);
+                if (!newmem)
+                    return -1;
+                asf->buf = newmem;
                 memcpy(asf->buf + prev_len, buf + off,
                        FFMIN(cur_len, len - off));
                 avio_skip(pb, cur_len);
@@ -247,7 +262,7 @@ static int asfrtp_parse_packet(AVFormatContext *s, PayloadContext *asf,
     for (;;) {
         int i;
 
-        res = av_read_packet(rt->asf_ctx, pkt);
+        res = ff_read_packet(rt->asf_ctx, pkt);
         rt->asf_pb_pos = avio_tell(pb);
         if (res != 0)
             break;
@@ -272,7 +287,7 @@ static void asfrtp_free_context(PayloadContext *asf)
 {
     if (asf->pktbuf) {
         uint8_t *p = NULL;
-        url_close_dyn_buf(asf->pktbuf, &p);
+        avio_close_dyn_buf(asf->pktbuf, &p);
         asf->pktbuf = NULL;
         av_free(p);
     }
@@ -284,10 +299,10 @@ static void asfrtp_free_context(PayloadContext *asf)
 RTPDynamicProtocolHandler ff_ms_rtp_ ## n ## _handler = { \
     .enc_name         = s, \
     .codec_type       = t, \
-    .codec_id         = CODEC_ID_NONE, \
+    .codec_id         = AV_CODEC_ID_NONE, \
     .parse_sdp_a_line = asfrtp_parse_sdp_line, \
-    .open             = asfrtp_new_context, \
-    .close            = asfrtp_free_context, \
+    .alloc            = asfrtp_new_context, \
+    .free             = asfrtp_free_context, \
     .parse_packet     = asfrtp_parse_packet,   \
 }