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| author | android-build-team Robot <android-build-team-robot@google.com> | 2018-02-08 04:16:46 +0000 |
|---|---|---|
| committer | android-build-team Robot <android-build-team-robot@google.com> | 2018-02-08 04:16:46 +0000 |
| commit | 1f23b0bad13a047167910419b34dbad8b17a2eac (patch) | |
| tree | 014b598bf70d7302655354e705b254cdd3af4793 | |
| parent | 9ca83ea75d0ad69d7ea57bcddd4af1e422f0b978 (diff) | |
| parent | 1b9cbed05b4fd376677d67b6442aa30256834ed4 (diff) | |
| download | aac-oreo-mr1-cuttlefish-testing.tar.gz | |
Merge cherrypicks of [3581037, 3581038, 3580473, 3580624, 3580656, 3580657, 3580658, 3580382, 3580474, 3580475, 3581039, 3581040, 3580476, 3580206, 3581527, 3580955, 3580956, 3580957, 3580958, 3580959, 3580960, 3580961, 3580962, 3580963, 3580964, 3580965, 3580966, 3581567, 3581568, 3581569, 3581570, 3581571, 3580625, 3580626, 3581587, 3581513, 3581514, 3581515, 3580477, 3581588, 3580659, 3580660, 3580383, 3580384, 3580478, 3580719, 3580479, 3580480, 3581385, 3581528, 3581041, 3581042, 3581043, 3581044, 3581045, 3581046, 3581607, 3580385, 3580481, 3580482, 3580483, 3580661, 3580662, 3580663, 3580664, 3580665, 3580484, 3580485, 3581608, 3581609, 3581610, 3581611, 3581612, 3581589, 3581613, 3580486, 3581519, 3581627, 3581628, 3581529, 3581530, 3581531, 3581629, 3581630] into oc-mr1-releaseandroid-wear-8.1.0_r1android-8.1.0_r19oreo-mr1-wear-releaseoreo-mr1-releaseoreo-mr1-cuttlefish-testing
Change-Id: If20fd2e8daec515d40ca1017e9ada98e1d389144
| -rw-r--r-- | libMpegTPDec/src/tpdec_asc.cpp | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/libMpegTPDec/src/tpdec_asc.cpp b/libMpegTPDec/src/tpdec_asc.cpp index 96a1b35..e80d0e5 100644 --- a/libMpegTPDec/src/tpdec_asc.cpp +++ b/libMpegTPDec/src/tpdec_asc.cpp @@ -118,7 +118,9 @@ int CProgramConfig_IsValid ( const CProgramConfig *pPce ) /* * Read the extension for height info. - * return 0 if successfull or -1 if the CRC failed. + * return 0 if successfull, + * -1 if the CRC failed, + * -2 if invalid HeightInfo. */ static int CProgramConfig_ReadHeightExt( @@ -146,15 +148,21 @@ int CProgramConfig_ReadHeightExt( for (i=0; i < pPce->NumFrontChannelElements; i++) { - pPce->FrontElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2); + if ((pPce->FrontElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) { + err = -2; /* height information is out of the valid range */ + } } for (i=0; i < pPce->NumSideChannelElements; i++) { - pPce->SideElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2); + if ((pPce->SideElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) { + err = -2; /* height information is out of the valid range */ + } } for (i=0; i < pPce->NumBackChannelElements; i++) { - pPce->BackElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2); + if ((pPce->BackElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) { + err = -2; /* height information is out of the valid range */ + } } FDKbyteAlign(bs, alignmentAnchor); @@ -163,6 +171,13 @@ int CProgramConfig_ReadHeightExt( /* CRC failed */ err = -1; } + if (err!=0) { + /* Reset whole height information in case an error occured during parsing. The return + value ensures that pPce->isValid is set to 0 and implicit channel mapping is used. */ + FDKmemclear(pPce->FrontElementHeightInfo, sizeof(pPce->FrontElementHeightInfo)); + FDKmemclear(pPce->SideElementHeightInfo, sizeof(pPce->SideElementHeightInfo)); + FDKmemclear(pPce->BackElementHeightInfo, sizeof(pPce->BackElementHeightInfo)); + } } else { /* No valid extension data found -> restore the initial bitbuffer state */ |