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Add additional sample rates to the frame len bits calculation code

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Originally committed as revision 19169 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Sascha Sommer 2009-06-12 15:38:11 +00:00
parent eff9011d17
commit 523c09ca44
1 changed files with 17 additions and 1 deletions
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18
libavcodec/wma.c
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@ -80,8 +80,24 @@ int av_cold ff_wma_get_frame_len_bits(int sample_rate, int version,
else if (sample_rate <= 22050 ||
(sample_rate <= 32000 && version == 1))
frame_len_bits = 10;
else
else if (sample_rate <= 48000) {
frame_len_bits = 11;
} else if (sample_rate <= 96000) {
frame_len_bits = 12;
} else {
frame_len_bits = 13;
}
if (version == 3) {
int tmp = decode_flags & 0x6;
if (tmp == 0x2) {
++frame_len_bits;
} else if (tmp == 0x4) {
--frame_len_bits;
} else if (tmp == 0x6) {
frame_len_bits -= 2;
}
}
return frame_len_bits;
}