X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Faiffdec.c;h=e33bd57b7f8a7ba14c5865734b9aea07a49aef59;hb=9cb6a39c461abc8d3dd79dc5a59243038664fb65;hp=eee9a1c483f04b36255f0e89051d8d6f4fb55255;hpb=0489af478e5f490aee2d96daa29043b590c8d280;p=ffmpeg

diff --git a/libavformat/aiffdec.c b/libavformat/aiffdec.c
index eee9a1c483f..e33bd57b7f8 100644
--- a/libavformat/aiffdec.c
+++ b/libavformat/aiffdec.c
@@ -19,9 +19,10 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "libavutil/intfloat_readwrite.h"
+#include "libavutil/mathematics.h"
 #include "libavutil/dict.h"
 #include "avformat.h"
+#include "internal.h"
 #include "pcm.h"
 #include "aiff.h"
 #include "isom.h"
@@ -89,7 +90,8 @@ static void get_meta(AVFormatContext *s, const char *key, int size)
 static unsigned int get_aiff_header(AVIOContext *pb, AVCodecContext *codec,
                              int size, unsigned version)
 {
-    AVExtFloat ext;
+    int exp;
+    uint64_t val;
     double sample_rate;
     unsigned int num_frames;
 
@@ -100,8 +102,9 @@ static unsigned int get_aiff_header(AVIOContext *pb, AVCodecContext *codec,
     num_frames = avio_rb32(pb);
     codec->bits_per_coded_sample = avio_rb16(pb);
 
-    avio_read(pb, (uint8_t*)&ext, sizeof(ext));/* Sample rate is in */
-    sample_rate = av_ext2dbl(ext);          /* 80 bits BE IEEE extended float */
+    exp = avio_rb16(pb);
+    val = avio_rb64(pb);
+    sample_rate = ldexp(val, exp - 16383 - 63);
     codec->sample_rate = sample_rate;
     size -= 18;
 
@@ -275,7 +278,7 @@ static int aiff_read_header(AVFormatContext *s,
 
 got_sound:
     /* Now positioned, get the sound data start and end */
-    av_set_pts_info(st, 64, 1, st->codec->sample_rate);
+    avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
     st->start_time = 0;
     st->duration = st->codec->frame_size ?
         st->nb_frames * st->codec->frame_size : st->nb_frames;