diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
index bc0a69f..d393c7a 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
@@ -147,7 +147,7 @@
     mEndOfOutput = false;
     mOutputDelayCompensated = 0;
     mOutputDelayRingBufferSize = 2048 * MAX_CHANNEL_COUNT * kNumDelayBlocksMax;
-    mOutputDelayRingBuffer = new short[mOutputDelayRingBufferSize];
+    mOutputDelayRingBuffer = new int16_t[mOutputDelayRingBufferSize];
     mOutputDelayRingBufferWritePos = 0;
     mOutputDelayRingBufferReadPos = 0;
     mOutputDelayRingBufferFilled = 0;
diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.h b/media/libstagefright/codecs/aacdec/SoftAAC2.h
index 73a3965..5bee710 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.h
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.h
@@ -81,7 +81,7 @@
     bool mEndOfOutput;
     int32_t mOutputDelayCompensated;
     int32_t mOutputDelayRingBufferSize;
-    short *mOutputDelayRingBuffer;
+    int16_t *mOutputDelayRingBuffer;
     int32_t mOutputDelayRingBufferWritePos;
     int32_t mOutputDelayRingBufferReadPos;
     int32_t mOutputDelayRingBufferFilled;
diff --git a/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp b/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
index b8cfefa..ddc818e 100644
--- a/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
+++ b/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
@@ -455,7 +455,7 @@
                              &exc2[i_subfr],
                              0,
                              &synth16k[i_subfr *5/4],
-                             (short) 1,
+                             1,
                              HfIsf,
                              nb_bits,
                              newDTXState,
diff --git a/media/libstagefright/codecs/common/include/voType.h b/media/libstagefright/codecs/common/include/voType.h
index da208d4..73f24d0 100644
--- a/media/libstagefright/codecs/common/include/voType.h
+++ b/media/libstagefright/codecs/common/include/voType.h
@@ -22,6 +22,8 @@
 #ifndef __voType_H__
 #define __voType_H__
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */
@@ -62,28 +64,28 @@
 typedef void VO_VOID;
 
 /** VO_U8 is an 8 bit unsigned quantity that is byte aligned */
-typedef unsigned char VO_U8;
+typedef uint8_t VO_U8;
 
 /** VO_BYTE is an 8 bit unsigned quantity that is byte aligned */
-typedef unsigned char VO_BYTE;
+typedef uint8_t VO_BYTE;
 
 /** VO_S8 is an 8 bit signed quantity that is byte aligned */
-typedef signed char VO_S8;
+typedef int8_t VO_S8;
 
 /** VO_CHAR is an 8 bit signed quantity that is byte aligned */
-typedef char VO_CHAR;
+typedef int8_t VO_CHAR;
 
 /** VO_U16 is a 16 bit unsigned quantity that is 16 bit word aligned */
-typedef unsigned short VO_U16;
+typedef uint16_t VO_U16;
 
 /** VO_S16 is a 16 bit signed quantity that is 16 bit word aligned */
-typedef signed short VO_S16;
+typedef int16_t VO_S16;
 
 /** VO_U32 is a 32 bit unsigned quantity that is 32 bit word aligned */
-typedef unsigned long VO_U32;
+typedef uint32_t VO_U32;
 
 /** VO_S32 is a 32 bit signed quantity that is 32 bit word aligned */
-typedef signed long VO_S32;
+typedef int32_t VO_S32;
 
 /* Users with compilers that cannot accept the "long long" designation should
    define the VO_SKIP64BIT macro.  It should be noted that this may cause
@@ -94,14 +96,14 @@
 #ifndef VO_SKIP64BIT
 #ifdef _MSC_VER
 /** VO_U64 is a 64 bit unsigned quantity that is 64 bit word aligned */
-typedef unsigned __int64  VO_U64;
+typedef uint64_t  VO_U64;
 /** VO_S64 is a 64 bit signed quantity that is 64 bit word aligned */
-typedef signed   __int64  VO_S64;
+typedef int64_t  VO_S64;
 #else // WIN32
 /** VO_U64 is a 64 bit unsigned quantity that is 64 bit word aligned */
-typedef unsigned long long VO_U64;
+typedef uint64_t VO_U64;
 /** VO_S64 is a 64 bit signed quantity that is 64 bit word aligned */
-typedef signed long long VO_S64;
+typedef int64_t VO_S64;
 #endif // WIN32
 #endif // VO_SKIP64BIT
 
diff --git a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
index 2c0f224..4db0060 100644
--- a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
+++ b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
@@ -305,7 +305,7 @@
     while ((!inQueue.empty() || mSawInputEOS) && !outQueue.empty() && !mFinishedDecoder) {
         BufferInfo *outInfo = *outQueue.begin();
         OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
-        short *outBuffer = reinterpret_cast<short *>(outHeader->pBuffer + outHeader->nOffset);
+        int16_t *outBuffer = reinterpret_cast<int16_t *>(outHeader->pBuffer + outHeader->nOffset);
         size_t outBufferSize = outHeader->nAllocLen - outHeader->nOffset;
         int64_t timeStamp = 0;
 
diff --git a/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h b/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
index 9451479..d5a3ff1 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
+++ b/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
@@ -18,16 +18,17 @@
 #ifndef _MP4ENC_API_H_
 #define _MP4ENC_API_H_
 
+#include <stdint.h>
 #include <string.h>
 
 #ifndef _PV_TYPES_
 #define _PV_TYPES_
-typedef unsigned char UChar;
-typedef char Char;
+typedef uint8_t UChar;
+typedef int8_t Char;
 typedef unsigned int UInt;
 typedef int Int;
-typedef unsigned short UShort;
-typedef short Short;
+typedef uint16_t UShort;
+typedef int16_t Short;
 typedef unsigned int Bool;
 typedef uint32_t ULong;
 
diff --git a/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h b/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
index 2d44482..dbd70dc 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
+++ b/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
@@ -52,13 +52,13 @@
 
 #ifndef _PV_TYPES_
 #define _PV_TYPES_
-typedef unsigned char UChar;
-typedef char Char;
+typedef uint8_t UChar;
+typedef int8_t Char;
 typedef unsigned int UInt;
 typedef int Int;
-typedef unsigned short UShort;
-typedef short Short;
-typedef short int SInt;
+typedef uint16_t UShort;
+typedef int16_t Short;
+typedef int16_t SInt;
 typedef unsigned int Bool;
 typedef uint32_t ULong;
 typedef void Void;
diff --git a/media/libstagefright/flac/dec/FLACDecoder.cpp b/media/libstagefright/flac/dec/FLACDecoder.cpp
index a2b6ab7..dfdc41c 100644
--- a/media/libstagefright/flac/dec/FLACDecoder.cpp
+++ b/media/libstagefright/flac/dec/FLACDecoder.cpp
@@ -120,7 +120,7 @@
 // Copy samples from FLAC native 32-bit non-interleaved to 16-bit interleaved.
 // These are candidates for optimization if needed.
 static void copyMono8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -130,7 +130,7 @@
 }
 
 static void copyStereo8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -141,7 +141,7 @@
 }
 
 static void copyMultiCh8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -153,7 +153,7 @@
 }
 
 static void copyMono16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -163,7 +163,7 @@
 }
 
 static void copyStereo16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -174,7 +174,7 @@
 }
 
 static void copyMultiCh16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -187,7 +187,7 @@
 
 // TODO: 24-bit versions should do dithering or noise-shaping, here or in AudioFlinger
 static void copyMono24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -197,7 +197,7 @@
 }
 
 static void copyStereo24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -208,7 +208,7 @@
 }
 
 static void copyMultiCh24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -391,7 +391,7 @@
     static const struct {
         unsigned mChannels;
         unsigned mBitsPerSample;
-        void (*mCopy)(short *dst, const int * src[kMaxChannels],
+        void (*mCopy)(int16_t *dst, const int * src[kMaxChannels],
                 unsigned nSamples, unsigned nChannels);
     } table[] = {
         { 1,  8, copyMono8     },
@@ -420,7 +420,7 @@
 }
 
 status_t FLACDecoder::decodeOneFrame(const uint8_t *inBuffer, size_t inBufferLen,
-        short *outBuffer, size_t *outBufferLen) {
+        int16_t *outBuffer, size_t *outBufferLen) {
     ALOGV("decodeOneFrame: input size(%zu)", inBufferLen);
 
     if (!mStreamInfoValid) {
@@ -469,12 +469,12 @@
         return ERROR_MALFORMED;
     }
 
-    size_t bufferSize = blocksize * getChannels() * sizeof(short);
+    size_t bufferSize = blocksize * getChannels() * sizeof(int16_t);
     if (bufferSize > *outBufferLen) {
         ALOGW("decodeOneFrame: output buffer holds only partial frame %zu:%zu",
                 *outBufferLen, bufferSize);
-        blocksize = *outBufferLen / (getChannels() * sizeof(short));
-        bufferSize = blocksize * getChannels() * sizeof(short);
+        blocksize = *outBufferLen / (getChannels() * sizeof(int16_t));
+        bufferSize = blocksize * getChannels() * sizeof(int16_t);
     }
 
     if (mCopy == nullptr) {
diff --git a/media/libstagefright/flac/dec/FLACDecoder.h b/media/libstagefright/flac/dec/FLACDecoder.h
index 1a33cae..af419a2 100644
--- a/media/libstagefright/flac/dec/FLACDecoder.h
+++ b/media/libstagefright/flac/dec/FLACDecoder.h
@@ -41,7 +41,7 @@
 
     status_t parseMetadata(const uint8_t *inBuffer, size_t inBufferLen);
     status_t decodeOneFrame(const uint8_t *inBuffer, size_t inBufferLen,
-            short *outBuffer, size_t *outBufferLen);
+            int16_t *outBuffer, size_t *outBufferLen);
     void flush();
     virtual ~FLACDecoder();
 
@@ -89,7 +89,7 @@
     // most recent error reported by libFLAC decoder
     FLAC__StreamDecoderErrorStatus mErrorStatus;
 
-    void (*mCopy)(short *dst, const int *src[kMaxChannels], unsigned nSamples, unsigned nChannels);
+    void (*mCopy)(int16_t *dst, const int *src[kMaxChannels], unsigned nSamples, unsigned nChannels);
 
     status_t init();