X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Frl2.c;h=5d30bf8bd6a022bd72ee74168bc7b6c8f81d173a;hb=2bb2c2bd75e5f4b28a945511cda77e0a1a44c758;hp=e7b9fd9f985439e479331fa8e6a977b9c21f4298;hpb=3b3bbdd3e63a3a1eaf69b861f72cf74f1669afe1;p=ffmpeg

diff --git a/libavformat/rl2.c b/libavformat/rl2.c
index e7b9fd9f985..5d30bf8bd6a 100644
--- a/libavformat/rl2.c
+++ b/libavformat/rl2.c
@@ -32,9 +32,12 @@
  * optional background_frame
  */
 
+#include <stdint.h>
+
 #include "libavutil/intreadwrite.h"
 #include "libavutil/mathematics.h"
 #include "avformat.h"
+#include "internal.h"
 
 #define EXTRADATA1_SIZE (6 + 256 * 3) ///< video base, clr, palette
 
@@ -68,11 +71,9 @@ static int rl2_probe(AVProbeData *p)
 /**
  * read rl2 header data and setup the avstreams
  * @param s demuxer context
- * @param ap format parameters
  * @return 0 on success, AVERROR otherwise
  */
-static av_cold int rl2_read_header(AVFormatContext *s,
-                            AVFormatParameters *ap)
+static av_cold int rl2_read_header(AVFormatContext *s)
 {
     AVIOContext *pb = s->pb;
     AVStream *st;
@@ -108,6 +109,10 @@ static av_cold int rl2_read_header(AVFormatContext *s,
     rate = avio_rl16(pb);
     channels = avio_rl16(pb);
     def_sound_size = avio_rl16(pb);
+    if (!channels || channels > 42) {
+        av_log(s, AV_LOG_ERROR, "Invalid number of channels: %d\n", channels);
+        return AVERROR_INVALIDDATA;
+    }
 
     /** setup video stream */
     st = avformat_new_stream(s, NULL);
@@ -115,7 +120,7 @@ static av_cold int rl2_read_header(AVFormatContext *s,
          return AVERROR(ENOMEM);
 
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
-    st->codec->codec_id = CODEC_ID_RL2;
+    st->codec->codec_id = AV_CODEC_ID_RL2;
     st->codec->codec_tag = 0;  /* no fourcc */
     st->codec->width = 320;
     st->codec->height = 200;
@@ -144,7 +149,7 @@ static av_cold int rl2_read_header(AVFormatContext *s,
         if (!st)
             return AVERROR(ENOMEM);
         st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
-        st->codec->codec_id = CODEC_ID_PCM_U8;
+        st->codec->codec_id = AV_CODEC_ID_PCM_U8;
         st->codec->codec_tag = 1;
         st->codec->channels = channels;
         st->codec->bits_per_coded_sample = 8;
@@ -153,10 +158,10 @@ static av_cold int rl2_read_header(AVFormatContext *s,
             st->codec->bits_per_coded_sample;
         st->codec->block_align = st->codec->channels *
             st->codec->bits_per_coded_sample / 8;
-        av_set_pts_info(st,32,1,rate);
+        avpriv_set_pts_info(st,32,1,rate);
     }
 
-    av_set_pts_info(s->streams[0], 32, pts_num, pts_den);
+    avpriv_set_pts_info(s->streams[0], 32, pts_num, pts_den);
 
     chunk_size =   av_malloc(frame_count * sizeof(uint32_t));
     audio_size =   av_malloc(frame_count * sizeof(uint32_t));
@@ -287,11 +292,10 @@ static int rl2_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
 
 AVInputFormat ff_rl2_demuxer = {
     .name           = "rl2",
-    .long_name      = NULL_IF_CONFIG_SMALL("RL2 format"),
+    .long_name      = NULL_IF_CONFIG_SMALL("RL2"),
     .priv_data_size = sizeof(Rl2DemuxContext),
     .read_probe     = rl2_probe,
     .read_header    = rl2_read_header,
     .read_packet    = rl2_read_packet,
     .read_seek      = rl2_read_seek,
 };
-