Changes between Initial Version and Version 1 of Ticket #1848, comment 2


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Timestamp:
10/26/2012 03:34:16 PM (7 months ago)
Author:
krisha
Comment:

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  • Ticket #1848, comment 2

    initial v1  
    33Steps to reproduce in case someone wnats to solve it: 
    441. Create a AMRNB file with 12.2 kbps and some seconds of silence 
    5 2. Each frame starts with 0x3C and 32 bytes of data, starting directly after header 
    6 3. Modify one 0x3C to 0x38 (Q bit cleared) and add change some random bits inside the 32 bytes of data. 
     52. Each frame starts with 0x3C and 31 bytes of data, starting directly after header 
     63. Modify one 0x3C to 0x38 (Q bit cleared) and add change some random bits inside the 31 bytes of data. 
    774. watch the waveform or listen to it 
    88