Commit 4a20967b99c01f1179fd156710ecf77f3f3fce98
1 parent
79907f0e
Exists in
master
staged.
Showing
6 changed files
with
5 additions
and
7 deletions
Show diff stats
common.pyc
No preview for this file type
mjpeg/__init__.py
| @@ -303,21 +303,19 @@ class Jpeg(Jsteg): | @@ -303,21 +303,19 @@ class Jpeg(Jsteg): | ||
| 303 | 303 | ||
| 304 | Ref - http://stackoverflow.com/questions/2024947/is-it-possible-to-tell-the-quality-level-of-a-jpeg,http://www.imagemagick.org/discourse-server/viewtopic.php?f=1&t=20235 | 304 | Ref - http://stackoverflow.com/questions/2024947/is-it-possible-to-tell-the-quality-level-of-a-jpeg,http://www.imagemagick.org/discourse-server/viewtopic.php?f=1&t=20235 |
| 305 | """ | 305 | """ |
| 306 | - table0 = self.quant_tables[0].ravel() | ||
| 307 | - table1 = self.quant_tables[1].ravel() | ||
| 308 | - sum0 = np.sum(table0) | ||
| 309 | - sum1 = np.sum(table1) | 306 | + sum0 = np.sum(self.quant_tables[0]) |
| 307 | + sum1 = np.sum(self.quant_tables[1]) | ||
| 310 | quality = None | 308 | quality = None |
| 311 | 309 | ||
| 312 | if sum0 != None: | 310 | if sum0 != None: |
| 313 | if sum1 != None: | 311 | if sum1 != None: |
| 314 | sum = sum0 + sum1 | 312 | sum = sum0 + sum1 |
| 315 | - qvalue = table0[2] + table0[53] + table1[0] + table1[-1] | 313 | + qvalue = self.quant_tables[0].ravel()[2] + self.quant_tables[0].ravel()[53] + self.quant_tables[1].ravel()[0] + self.quant_tables[1].ravel()[-1] |
| 316 | hashtable = bi_hash | 314 | hashtable = bi_hash |
| 317 | sumtable = bi_sum | 315 | sumtable = bi_sum |
| 318 | else: | 316 | else: |
| 319 | sum = sum0 | 317 | sum = sum0 |
| 320 | - qvalue = table0[2] + table0[53] | 318 | + qvalue = self.quant_tables[0].ravel()[2] + self.quant_tables[0].ravel()[53] |
| 321 | hashtable = single_hash | 319 | hashtable = single_hash |
| 322 | sumtable = single_sum | 320 | sumtable = single_sum |
| 323 | else: | 321 | else: |
mjpeg/__init__.pyc
No preview for this file type
mjpeg/base.pyc
No preview for this file type
mjpeg/dct.pyc
No preview for this file type
msteg/steganalysis/MPB.py
| @@ -87,7 +87,7 @@ class MPB(StegBase): | @@ -87,7 +87,7 @@ class MPB(StegBase): | ||
| 87 | # 1.422729s | 87 | # 1.422729s |
| 88 | return TPM | 88 | return TPM |
| 89 | 89 | ||
| 90 | - @jit | 90 | + # @jit |
| 91 | def get_trans_prob_mat(self, ciq, T=4): | 91 | def get_trans_prob_mat(self, ciq, T=4): |
| 92 | """ | 92 | """ |
| 93 | Calculate Transition Probability Matrix. | 93 | Calculate Transition Probability Matrix. |