[Ffmpeg-devel] [BUG] Cannot open WMA file (working with mplayer and vlc)

[Patrice Bensoussan]

On 18 Jan 2007, at 00:13, Patrice Bensoussan wrote:

> Hi,
>
> I have two WMA files which cannot be opened by ffmpeg, although  
> they do play fine with mplayer and vlc. From what I can see with  
> the debugger, the test on gsize < 24 in asf.c line 171 fails for  
> both files because gsize is 0. Here is the output I get with traces  
> enabled (size = 0 and GUID = 0). The weird thing is that both files  
> play fine with mplayer and vlc. Any idea what could be wrong here?
>
> Thanks.
> Patrice
>
> First file:
>
>   libavutil version: 49.1.0
>   libavcodec version: 51.28.0
>   libavformat version: 51.7.0
>   built on Jan 17 2007 22:37:34, gcc: 3.3 20030304 (Apple Computer,  
> Inc. build 1819)
> 0000001e: (GUID: comment_header) 0x75b22633, 0x668e, 0x11cf,  
> { 0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c,}
>   size=0xc6
> 000000e4: (GUID: file_header) 0x8cabdca1, 0xa947, 0x11cf, { 0x8e,  
> 0xe4, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65,}
>   size=0x68
> 0000014c: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x454
> 000005a0: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x9f
> 0000063f: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x190
> 000007cf: (GUID: head1_guid) 0x5fbf03b5, 0xa92e, 0x11cf, { 0x8e,  
> 0xe3, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65,}
>   size=0x463
> 000007fd: (GUID: unknown) 0x26f18b5d, 0x4584, 0x47ec, { 0x9f, 0x5f,  
> 0x0e, 0x65, 0x1f, 0x04, 0x52, 0xc9,}
>   size=0x1a
> 00000817: (GUID: unknown) 0xc5f8cbea, 0x5baf, 0x4877, { 0x84, 0x67,  
> 0xaa, 0x8c, 0x44, 0xfa, 0x4c, 0xca,}
>   size=0xfc
> 00000913: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x1f3
> 00000b06: (GUID: ext_stream_header) 0x14e6a5cb, 0xc672, 0x4332,  
> { 0x83, 0x99, 0xa9, 0x69, 0x52, 0x06, 0x5b, 0x5a,}
>   size=0x58
> 00000b5e: (GUID: unknown) 0xd9aade20, 0x7c17, 0x4f9c, { 0xbc, 0x28,  
> 0x85, 0x55, 0xdd, 0x98, 0xe2, 0xa2,}
>   size=0x22
> 00000b80: (GUID: unknown) 0x44231c94, 0x9498, 0x49d1, { 0xa1, 0x41,  
> 0x1d, 0x13, 0x4e, 0x45, 0x70, 0x54,}
>   size=0xb2
> 00000c32: (GUID: extended_content_header) 0xd2d0a440, 0xe307,  
> 0x11d2, { 0x97, 0xf0, 0x00, 0xa0, 0xc9, 0x5e, 0xa8, 0x50,}
>   size=0x23e9
> 00003db6: (GUID: my_guid) 0x00000000, 0x0000, 0x0000, { 0x00, 0x00,  
> 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,}
>   size=0x0
> /Users/patriceb/Desktop/buggsize0.wma: Error while opening file
>
> Second file:
>
>   libavutil version: 49.1.0
>   libavcodec version: 51.28.0
>   libavformat version: 51.7.0
>   built on Jan 17 2007 22:37:34, gcc: 3.3 20030304 (Apple Computer,  
> Inc. build 1819)
> 0000001e: (GUID: file_header) 0x8cabdca1, 0xa947, 0x11cf, { 0x8e,  
> 0xe4, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65,}
>   size=0x68
> 00000086: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x57e
> 00000604: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x90
> 00000694: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x190
> 00000824: (GUID: head1_guid) 0x5fbf03b5, 0xa92e, 0x11cf, { 0x8e,  
> 0xe3, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65,}
>   size=0x1ffa4
> 00000852: (GUID: unknown) 0x26f18b5d, 0x4584, 0x47ec, { 0x9f, 0x5f,  
> 0x0e, 0x65, 0x1f, 0x04, 0x52, 0xc9,}
>   size=0x1a
> 0000086c: (GUID: unknown) 0xc5f8cbea, 0x5baf, 0x4877, { 0x84, 0x67,  
> 0xaa, 0x8c, 0x44, 0xfa, 0x4c, 0xca,}
>   size=0xfc
> 00000968: (GUID: unknown) 0x1806d474, 0xcadf, 0x4509, { 0xa4, 0xba,  
> 0x9a, 0xab, 0xcb, 0x96, 0xaa, 0xe8,}
>   size=0x1000
> 00001968: (GUID: ext_stream_header) 0x14e6a5cb, 0xc672, 0x4332,  
> { 0x83, 0x99, 0xa9, 0x69, 0x52, 0x06, 0x5b, 0x5a,}
>   size=0x58
> 000019c0: (GUID: unknown) 0xd9aade20, 0x7c17, 0x4f9c, { 0xbc, 0x28,  
> 0x85, 0x55, 0xdd, 0x98, 0xe2, 0xa2,}
>   size=0x22
> 000019e2: (GUID: unknown) 0x44231c94, 0x9498, 0x49d1, { 0xa1, 0x41,  
> 0x1d, 0x13, 0x4e, 0x45, 0x70, 0x54,}
>   size=0x1ede6
> 000207c8: (GUID: extended_content_header) 0xd2d0a440, 0xe307,  
> 0x11d2, { 0x97, 0xf0, 0x00, 0xa0, 0xc9, 0x5e, 0xa8, 0x50,}
>   size=0x4537
> 00044a62: (GUID: unknown) 0x4b1c4149, 0x9a54, 0xd302, { 0xf6, 0x22,  
> 0x4d, 0x52, 0x20, 0x84, 0x02, 0x24,}
>   size=0x44aaa46542c35935
> 44aaa46542c7a37f: (GUID: my_guid) 0x00000000, 0x0000, 0x0000,  
> { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,}
>   size=0x0
> /Users/patriceb/Desktop/buggsize1.wma: Error while opening file
>
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>

I have uploaded buggsize0.wma in ftp://upload.mplayerhq.hu/MPlayer/ 
incoming/ if anyone wants to try to reproduce the problem...

Patrice