avformat/avformat: Constify AVFormatContext.*_codec pointers

[ffmpeg] / libavcodec / wmaprodec.c

diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index cbf5fa7fd55e52b1c76583f86c41721e9d3b15a4..8024ce1611548eba147808dafd3e2e08b040d335 100644 (file)
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -92,6 +92,8 @@
 #include "libavutil/float_dsp.h"
 #include "libavutil/intfloat.h"
 #include "libavutil/intreadwrite.h"
+#include "libavutil/mem_internal.h"
+
 #include "avcodec.h"
 #include "internal.h"
 #include "get_bits.h"
@@ -1579,14 +1581,14 @@ static void save_bits(WMAProDecodeCtx *s, GetBitContext* gb, int len,
 
     s->num_saved_bits += len;
     if (!append) {
-        avpriv_copy_bits(&s->pb, gb->buffer + (get_bits_count(gb) >> 3),
+        ff_copy_bits(&s->pb, gb->buffer + (get_bits_count(gb) >> 3),
                      s->num_saved_bits);
     } else {
         int align = 8 - (get_bits_count(gb) & 7);
         align = FFMIN(align, len);
         put_bits(&s->pb, align, get_bits(gb, align));
         len -= align;
-        avpriv_copy_bits(&s->pb, gb->buffer + (get_bits_count(gb) >> 3), len);
+        ff_copy_bits(&s->pb, gb->buffer + (get_bits_count(gb) >> 3), len);
     }
     skip_bits_long(gb, len);
 
@@ -1719,6 +1721,12 @@ static int decode_packet(AVCodecContext *avctx, WMAProDecodeCtx *s,
         }
     } else {
         int frame_size;
+
+        if (avpkt->size < s->next_packet_start) {
+            s->packet_loss = 1;
+            return AVERROR_INVALIDDATA;
+        }
+
         s->buf_bit_size = (avpkt->size - s->next_packet_start) << 3;
         init_get_bits(gb, avpkt->data, s->buf_bit_size);
         skip_bits(gb, s->packet_offset);