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authorMatthias P. Braendli <matthias.braendli@mpb.li>2021-06-01 14:42:00 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2021-06-01 14:42:00 +0200
commite0835d4cbde8e3b61b0c965afcd41f8f4b7ac121 (patch)
treef49619fc806249da71afaf2ac14f99e088d24153 /fdk-aac/libMpegTPDec/src/tpdec_lib.cpp
parent5ad4acef6721a67b8156cd6f7b45ad59849ca09b (diff)
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Update fdk to v2.0.2
Diffstat (limited to 'fdk-aac/libMpegTPDec/src/tpdec_lib.cpp')
-rw-r--r--fdk-aac/libMpegTPDec/src/tpdec_lib.cpp41
1 files changed, 30 insertions, 11 deletions
diff --git a/fdk-aac/libMpegTPDec/src/tpdec_lib.cpp b/fdk-aac/libMpegTPDec/src/tpdec_lib.cpp
index 506aed3..091d011 100644
--- a/fdk-aac/libMpegTPDec/src/tpdec_lib.cpp
+++ b/fdk-aac/libMpegTPDec/src/tpdec_lib.cpp
@@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------------
Software License for The Fraunhofer FDK AAC Codec Library for Android
-© Copyright 1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten
+© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten
Forschung e.V. All rights reserved.
1. INTRODUCTION
@@ -482,7 +482,8 @@ TRANSPORTDEC_ERROR transportDec_InBandConfig(HANDLE_TRANSPORTDEC hTp,
for (int i = 0; i < 2; i++) {
if (i > 0) {
- FDKpushBack(hBs, newConfigLength * 8 - FDKgetValidBits(hBs));
+ FDKpushBack(hBs,
+ (INT)newConfigLength * 8 - (INT)FDKgetValidBits(hBs));
configMode = AC_CM_ALLOC_MEM;
}
/* config transport decoder */
@@ -663,10 +664,14 @@ TRANSPORTDEC_ERROR transportDec_FillData(const HANDLE_TRANSPORTDEC hTp,
if (*pBytesValid == 0) {
/* nothing to do */
return TRANSPORTDEC_OK;
- }
-
- if (hTp->numberOfRawDataBlocks <= 0) {
+ } else {
+ const int bytesValid = *pBytesValid;
FDKfeedBuffer(hBs, pBuffer, bufferSize, pBytesValid);
+
+ if (hTp->numberOfRawDataBlocks > 0) {
+ hTp->globalFramePos += (bytesValid - *pBytesValid) * 8;
+ hTp->accessUnitAnchor[layer] = FDKgetValidBits(hBs);
+ }
}
}
@@ -924,6 +929,11 @@ static TRANSPORTDEC_ERROR transportDec_readHeader(
}
}
}
+ /* if an error is detected terminate config parsing to avoid that an
+ * invalid config is accepted in the second pass */
+ if (err != TRANSPORTDEC_OK) {
+ break;
+ }
}
} else {
/* Reset CRC because the next bits are the beginning of a
@@ -976,6 +986,9 @@ static TRANSPORTDEC_ERROR transportDec_readHeader(
CLatmDemux_GetNrOfSubFrames(&hTp->parser.latm);
if (hTp->transportFmt == TT_MP4_LOAS) {
syncLayerFrameBits -= startPos - (INT)FDKgetValidBits(hBs) - (13);
+ if (syncLayerFrameBits <= 0) {
+ err = TRANSPORTDEC_SYNC_ERROR;
+ }
}
}
} else {
@@ -1151,6 +1164,11 @@ static TRANSPORTDEC_ERROR synchronization(HANDLE_TRANSPORTDEC hTp,
&rawDataBlockLength, &fTraverseMoreFrames,
&syncLayerFrameBits, &fConfigFound,
&headerBits);
+ if (headerBits > bitsAvail) {
+ err = (headerBits < (INT)hBs->hBitBuf.bufBits)
+ ? TRANSPORTDEC_NOT_ENOUGH_BITS
+ : TRANSPORTDEC_SYNC_ERROR;
+ }
if (TPDEC_IS_FATAL_ERROR(err)) {
/* Rewind - TPDEC_SYNCSKIP, in order to look for a synch one bit ahead
* next time. Ensure that the bit amount lands at a multiple of
@@ -1181,8 +1199,6 @@ static TRANSPORTDEC_ERROR synchronization(HANDLE_TRANSPORTDEC hTp,
}
if (err == TRANSPORTDEC_NOT_ENOUGH_BITS) {
- /* Enforce reading of new data */
- hTp->numberOfRawDataBlocks = 0;
break;
}
@@ -1263,8 +1279,9 @@ static TRANSPORTDEC_ERROR synchronization(HANDLE_TRANSPORTDEC hTp,
if (!(hTp->flags & (TPDEC_LOST_FRAMES_PENDING | TPDEC_IGNORE_BUFFERFULLNESS |
TPDEC_SYNCOK)) &&
err == TRANSPORTDEC_OK) {
- err = additionalHoldOffNeeded(hTp, transportDec_GetBufferFullness(hTp),
- FDKgetValidBits(hBs) - syncLayerFrameBits);
+ err =
+ additionalHoldOffNeeded(hTp, transportDec_GetBufferFullness(hTp),
+ (INT)FDKgetValidBits(hBs) - syncLayerFrameBits);
if (err == TRANSPORTDEC_NOT_ENOUGH_BITS) {
hTp->holdOffFrames++;
}
@@ -1273,7 +1290,9 @@ static TRANSPORTDEC_ERROR synchronization(HANDLE_TRANSPORTDEC hTp,
/* Rewind for retry because of not enough bits */
if (err == TRANSPORTDEC_NOT_ENOUGH_BITS) {
FDKpushBack(hBs, headerBits);
+ hTp->numberOfRawDataBlocks = numRawDataBlocksPrevious;
headerBits = 0;
+ rawDataBlockLength = rawDataBlockLengthPrevious;
} else {
/* reset hold off frame counter */
hTp->holdOffFrames = 0;
@@ -1460,7 +1479,7 @@ TRANSPORTDEC_ERROR transportDec_ReadAccessUnit(const HANDLE_TRANSPORTDEC hTp,
for (i = 0; i < 2; i++) {
if (i > 0) {
- FDKpushBack(hBs, bsStart - FDKgetValidBits(hBs));
+ FDKpushBack(hBs, bsStart - (INT)FDKgetValidBits(hBs));
configMode = AC_CM_ALLOC_MEM;
}
@@ -1750,7 +1769,7 @@ TRANSPORTDEC_ERROR transportDec_GetLibInfo(LIB_INFO *info) {
info += i;
info->module_id = FDK_TPDEC;
-#ifdef __ANDROID__
+#ifdef SUPPRESS_BUILD_DATE_INFO
info->build_date = "";
info->build_time = "";
#else