X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fdownloader%2Fism.py;h=063fcf4446447d566785c24f94df94d95553de16;hb=5d6c81b63f08f1ea0c2d01579c99fe7c8f0aa6e0;hp=9b001ecff4f407a94f74b59a8e1505ed27fd9d03;hpb=2583c0b54e56f6dbce85a079d91a05e9b13c2dce;p=youtube-dl

diff --git a/youtube_dl/downloader/ism.py b/youtube_dl/downloader/ism.py
index 9b001ecff..063fcf444 100644
--- a/youtube_dl/downloader/ism.py
+++ b/youtube_dl/downloader/ism.py
@@ -1,25 +1,27 @@
 from __future__ import unicode_literals
 
 import time
-import struct
 import binascii
 import io
 
 from .fragment import FragmentFD
-from ..compat import compat_urllib_error
+from ..compat import (
+    compat_Struct,
+    compat_urllib_error,
+)
 
 
-u8 = struct.Struct(b'>B')
-u88 = struct.Struct(b'>Bx')
-u16 = struct.Struct(b'>H')
-u1616 = struct.Struct(b'>Hxx')
-u32 = struct.Struct(b'>I')
-u64 = struct.Struct(b'>Q')
+u8 = compat_Struct('>B')
+u88 = compat_Struct('>Bx')
+u16 = compat_Struct('>H')
+u1616 = compat_Struct('>Hxx')
+u32 = compat_Struct('>I')
+u64 = compat_Struct('>Q')
 
-s88 = struct.Struct(b'>bx')
-s16 = struct.Struct(b'>h')
-s1616 = struct.Struct(b'>hxx')
-s32 = struct.Struct(b'>i')
+s88 = compat_Struct('>bx')
+s16 = compat_Struct('>h')
+s1616 = compat_Struct('>hxx')
+s32 = compat_Struct('>i')
 
 unity_matrix = (s32.pack(0x10000) + s32.pack(0) * 3) * 2 + s32.pack(0x40000000)
 
@@ -139,7 +141,7 @@ def write_piff_header(stream, params):
         sample_entry_payload += u16.pack(0x18)  # depth
         sample_entry_payload += s16.pack(-1)  # pre defined
 
-        codec_private_data = binascii.unhexlify(params['codec_private_data'])
+        codec_private_data = binascii.unhexlify(params['codec_private_data'].encode('utf-8'))
         if fourcc in ('H264', 'AVC1'):
             sps, pps = codec_private_data.split(u32.pack(1))[1:]
             avcc_payload = u8.pack(1)  # configuration version