diff --git a/media/libstagefright/AMRExtractor.cpp b/media/libstagefright/AMRExtractor.cpp
index 3f592ed..a6fb3d8 100644
--- a/media/libstagefright/AMRExtractor.cpp
+++ b/media/libstagefright/AMRExtractor.cpp
@@ -265,7 +265,7 @@
 
         mOffset = mOffsetTable[index] + (mIsWide ? 9 : 6);
 
-        for (int i = 0; i< seekFrame - index * 50; i++) {
+        for (size_t i = 0; i< seekFrame - index * 50; i++) {
             status_t err;
             if ((err = getFrameSizeByOffset(mDataSource, mOffset,
                             mIsWide, &size)) != OK) {
diff --git a/media/libstagefright/NuCachedSource2.cpp b/media/libstagefright/NuCachedSource2.cpp
index a7f944d..06e2d43 100644
--- a/media/libstagefright/NuCachedSource2.cpp
+++ b/media/libstagefright/NuCachedSource2.cpp
@@ -641,7 +641,7 @@
     ssize_t lowwaterMarkKb, highwaterMarkKb;
     int keepAliveSecs;
 
-    if (sscanf(s, "%d/%d/%d",
+    if (sscanf(s, "%zd/%zd/%d",
                &lowwaterMarkKb, &highwaterMarkKb, &keepAliveSecs) != 3) {
         ALOGE("Failed to parse cache parameters from '%s'.", s);
         return;
diff --git a/media/libstagefright/OMXCodec.cpp b/media/libstagefright/OMXCodec.cpp
index 43736ad..a711e43 100644
--- a/media/libstagefright/OMXCodec.cpp
+++ b/media/libstagefright/OMXCodec.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <inttypes.h>
+
 //#define LOG_NDEBUG 0
 #define LOG_TAG "OMXCodec"
 #include <utils/Log.h>
@@ -4177,9 +4179,9 @@
     CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
           || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
 
-    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
-    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
-    printf("  nBufferSize = %ld\n", def.nBufferSize);
+    printf("  nBufferCountActual = %" PRIu32 "\n", def.nBufferCountActual);
+    printf("  nBufferCountMin = %" PRIu32 "\n", def.nBufferCountMin);
+    printf("  nBufferSize = %" PRIu32 "\n", def.nBufferSize);
 
     switch (def.eDomain) {
         case OMX_PortDomainImage:
@@ -4188,9 +4190,9 @@
 
             printf("\n");
             printf("  // Image\n");
-            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
-            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
-            printf("  nStride = %ld\n", imageDef->nStride);
+            printf("  nFrameWidth = %" PRIu32 "\n", imageDef->nFrameWidth);
+            printf("  nFrameHeight = %" PRIu32 "\n", imageDef->nFrameHeight);
+            printf("  nStride = %" PRIu32 "\n", imageDef->nStride);
 
             printf("  eCompressionFormat = %s\n",
                    imageCompressionFormatString(imageDef->eCompressionFormat));
@@ -4207,9 +4209,9 @@
 
             printf("\n");
             printf("  // Video\n");
-            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
-            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
-            printf("  nStride = %ld\n", videoDef->nStride);
+            printf("  nFrameWidth = %" PRIu32 "\n", videoDef->nFrameWidth);
+            printf("  nFrameHeight = %" PRIu32 "\n", videoDef->nFrameHeight);
+            printf("  nStride = %" PRIu32 "\n", videoDef->nStride);
 
             printf("  eCompressionFormat = %s\n",
                    videoCompressionFormatString(videoDef->eCompressionFormat));
@@ -4238,10 +4240,10 @@
                         mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
                 CHECK_EQ(err, (status_t)OK);
 
-                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
-                printf("  nChannels = %ld\n", params.nChannels);
+                printf("  nSamplingRate = %" PRIu32 "\n", params.nSamplingRate);
+                printf("  nChannels = %" PRIu32 "\n", params.nChannels);
                 printf("  bInterleaved = %d\n", params.bInterleaved);
-                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
+                printf("  nBitPerSample = %" PRIu32 "\n", params.nBitPerSample);
 
                 printf("  eNumData = %s\n",
                        params.eNumData == OMX_NumericalDataSigned
@@ -4257,7 +4259,7 @@
                         mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
                 CHECK_EQ(err, (status_t)OK);
 
-                printf("  nChannels = %ld\n", amr.nChannels);
+                printf("  nChannels = %" PRIu32 "\n", amr.nChannels);
                 printf("  eAMRBandMode = %s\n",
                         amrBandModeString(amr.eAMRBandMode));
                 printf("  eAMRFrameFormat = %s\n",
diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/api/omxtypes.h b/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/api/omxtypes.h
index 8b295a6..912cb0d 100644
--- a/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/api/omxtypes.h
+++ b/media/libstagefright/codecs/on2/h264dec/omxdl/arm11/api/omxtypes.h
@@ -32,6 +32,7 @@
 #define _OMXTYPES_H_
 
 #include <limits.h> 
+#include <stdint.h>
 
 #define OMX_IN
 #define OMX_OUT
@@ -75,64 +76,22 @@
 
  
 /* OMX_U8 */
-#if UCHAR_MAX == 0xff
-typedef unsigned char OMX_U8;
-#elif USHRT_MAX == 0xff 
-typedef unsigned short int OMX_U8; 
-#else
-#error OMX_U8 undefined
-#endif 
-
+typedef uint8_t OMX_U8;
  
 /* OMX_S8 */
-#if SCHAR_MAX == 0x7f 
-typedef signed char OMX_S8;
-#elif SHRT_MAX == 0x7f 
-typedef signed short int OMX_S8; 
-#else
-#error OMX_S8 undefined
-#endif
- 
+typedef int8_t OMX_S8;
  
 /* OMX_U16 */
-#if USHRT_MAX == 0xffff
-typedef unsigned short int OMX_U16;
-#elif UINT_MAX == 0xffff
-typedef unsigned int OMX_U16; 
-#else
-#error OMX_U16 undefined
-#endif
-
+typedef uint16_t OMX_U16;
 
 /* OMX_S16 */
-#if SHRT_MAX == 0x7fff 
-typedef signed short int OMX_S16;
-#elif INT_MAX == 0x7fff 
-typedef signed int OMX_S16; 
-#else
-#error OMX_S16 undefined
-#endif
-
+typedef int16_t OMX_S16;
 
 /* OMX_U32 */
-#if UINT_MAX == 0xffffffff
-typedef unsigned int OMX_U32;
-#elif LONG_MAX == 0xffffffff
-typedef unsigned long int OMX_U32; 
-#else
-#error OMX_U32 undefined
-#endif
-
+typedef uint32_t OMX_U32;
 
 /* OMX_S32 */
-#if INT_MAX == 0x7fffffff
-typedef signed int OMX_S32;
-#elif LONG_MAX == 0x7fffffff
-typedef long signed int OMX_S32; 
-#else
-#error OMX_S32 undefined
-#endif
-
+typedef int32_t OMX_S32;
 
 /* OMX_U64 & OMX_S64 */
 #if defined( _WIN32 ) || defined ( _WIN64 )
@@ -143,15 +102,14 @@
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFi64)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFi64)
 #else
-    typedef long long OMX_S64; /** Signed 64-bit integer */
-    typedef unsigned long long OMX_U64; /** Unsigned 64-bit integer */
+    typedef int64_t OMX_S64; /** Signed 64-bit integer */
+    typedef uint64_t OMX_U64; /** Unsigned 64-bit integer */
     #define OMX_MIN_S64			(0x8000000000000000LL)
     #define OMX_MIN_U64			(0x0000000000000000LL)
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFLL)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFLL)
 #endif
 
-
 /* OMX_SC8 */
 typedef struct
 {
diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/omxtypes.h b/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/omxtypes.h
index 8b295a6..912cb0d 100755
--- a/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/omxtypes.h
+++ b/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/omxtypes.h
@@ -32,6 +32,7 @@
 #define _OMXTYPES_H_
 
 #include <limits.h> 
+#include <stdint.h>
 
 #define OMX_IN
 #define OMX_OUT
@@ -75,64 +76,22 @@
 
  
 /* OMX_U8 */
-#if UCHAR_MAX == 0xff
-typedef unsigned char OMX_U8;
-#elif USHRT_MAX == 0xff 
-typedef unsigned short int OMX_U8; 
-#else
-#error OMX_U8 undefined
-#endif 
-
+typedef uint8_t OMX_U8;
  
 /* OMX_S8 */
-#if SCHAR_MAX == 0x7f 
-typedef signed char OMX_S8;
-#elif SHRT_MAX == 0x7f 
-typedef signed short int OMX_S8; 
-#else
-#error OMX_S8 undefined
-#endif
- 
+typedef int8_t OMX_S8;
  
 /* OMX_U16 */
-#if USHRT_MAX == 0xffff
-typedef unsigned short int OMX_U16;
-#elif UINT_MAX == 0xffff
-typedef unsigned int OMX_U16; 
-#else
-#error OMX_U16 undefined
-#endif
-
+typedef uint16_t OMX_U16;
 
 /* OMX_S16 */
-#if SHRT_MAX == 0x7fff 
-typedef signed short int OMX_S16;
-#elif INT_MAX == 0x7fff 
-typedef signed int OMX_S16; 
-#else
-#error OMX_S16 undefined
-#endif
-
+typedef int16_t OMX_S16;
 
 /* OMX_U32 */
-#if UINT_MAX == 0xffffffff
-typedef unsigned int OMX_U32;
-#elif LONG_MAX == 0xffffffff
-typedef unsigned long int OMX_U32; 
-#else
-#error OMX_U32 undefined
-#endif
-
+typedef uint32_t OMX_U32;
 
 /* OMX_S32 */
-#if INT_MAX == 0x7fffffff
-typedef signed int OMX_S32;
-#elif LONG_MAX == 0x7fffffff
-typedef long signed int OMX_S32; 
-#else
-#error OMX_S32 undefined
-#endif
-
+typedef int32_t OMX_S32;
 
 /* OMX_U64 & OMX_S64 */
 #if defined( _WIN32 ) || defined ( _WIN64 )
@@ -143,15 +102,14 @@
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFi64)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFi64)
 #else
-    typedef long long OMX_S64; /** Signed 64-bit integer */
-    typedef unsigned long long OMX_U64; /** Unsigned 64-bit integer */
+    typedef int64_t OMX_S64; /** Signed 64-bit integer */
+    typedef uint64_t OMX_U64; /** Unsigned 64-bit integer */
     #define OMX_MIN_S64			(0x8000000000000000LL)
     #define OMX_MIN_U64			(0x0000000000000000LL)
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFLL)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFLL)
 #endif
 
-
 /* OMX_SC8 */
 typedef struct
 {
diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/omxtypes.h b/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/omxtypes.h
index 8b295a6..912cb0d 100644
--- a/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/omxtypes.h
+++ b/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/omxtypes.h
@@ -32,6 +32,7 @@
 #define _OMXTYPES_H_
 
 #include <limits.h> 
+#include <stdint.h>
 
 #define OMX_IN
 #define OMX_OUT
@@ -75,64 +76,22 @@
 
  
 /* OMX_U8 */
-#if UCHAR_MAX == 0xff
-typedef unsigned char OMX_U8;
-#elif USHRT_MAX == 0xff 
-typedef unsigned short int OMX_U8; 
-#else
-#error OMX_U8 undefined
-#endif 
-
+typedef uint8_t OMX_U8;
  
 /* OMX_S8 */
-#if SCHAR_MAX == 0x7f 
-typedef signed char OMX_S8;
-#elif SHRT_MAX == 0x7f 
-typedef signed short int OMX_S8; 
-#else
-#error OMX_S8 undefined
-#endif
- 
+typedef int8_t OMX_S8;
  
 /* OMX_U16 */
-#if USHRT_MAX == 0xffff
-typedef unsigned short int OMX_U16;
-#elif UINT_MAX == 0xffff
-typedef unsigned int OMX_U16; 
-#else
-#error OMX_U16 undefined
-#endif
-
+typedef uint16_t OMX_U16;
 
 /* OMX_S16 */
-#if SHRT_MAX == 0x7fff 
-typedef signed short int OMX_S16;
-#elif INT_MAX == 0x7fff 
-typedef signed int OMX_S16; 
-#else
-#error OMX_S16 undefined
-#endif
-
+typedef int16_t OMX_S16;
 
 /* OMX_U32 */
-#if UINT_MAX == 0xffffffff
-typedef unsigned int OMX_U32;
-#elif LONG_MAX == 0xffffffff
-typedef unsigned long int OMX_U32; 
-#else
-#error OMX_U32 undefined
-#endif
-
+typedef uint32_t OMX_U32;
 
 /* OMX_S32 */
-#if INT_MAX == 0x7fffffff
-typedef signed int OMX_S32;
-#elif LONG_MAX == 0x7fffffff
-typedef long signed int OMX_S32; 
-#else
-#error OMX_S32 undefined
-#endif
-
+typedef int32_t OMX_S32;
 
 /* OMX_U64 & OMX_S64 */
 #if defined( _WIN32 ) || defined ( _WIN64 )
@@ -143,15 +102,14 @@
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFi64)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFi64)
 #else
-    typedef long long OMX_S64; /** Signed 64-bit integer */
-    typedef unsigned long long OMX_U64; /** Unsigned 64-bit integer */
+    typedef int64_t OMX_S64; /** Signed 64-bit integer */
+    typedef uint64_t OMX_U64; /** Unsigned 64-bit integer */
     #define OMX_MIN_S64			(0x8000000000000000LL)
     #define OMX_MIN_U64			(0x0000000000000000LL)
     #define OMX_MAX_S64			(0x7FFFFFFFFFFFFFFFLL)
     #define OMX_MAX_U64			(0xFFFFFFFFFFFFFFFFLL)
 #endif
 
-
 /* OMX_SC8 */
 typedef struct
 {
diff --git a/media/libstagefright/omx/GraphicBufferSource.cpp b/media/libstagefright/omx/GraphicBufferSource.cpp
index b8970ad..4d3930b 100644
--- a/media/libstagefright/omx/GraphicBufferSource.cpp
+++ b/media/libstagefright/omx/GraphicBufferSource.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <inttypes.h>
+
 #define LOG_TAG "GraphicBufferSource"
 //#define LOG_NDEBUG 0
 #include <utils/Log.h>
@@ -196,7 +198,7 @@
         return;
     }
 
-    ALOGV("addCodecBuffer h=%p size=%lu p=%p",
+    ALOGV("addCodecBuffer h=%p size=%" PRIu32 " p=%p",
             header, header->nAllocLen, header->pBuffer);
     CodecBuffer codecBuffer;
     codecBuffer.mHeader = header;
@@ -217,7 +219,7 @@
         return;
     }
 
-    ALOGV("codecBufferEmptied h=%p size=%lu filled=%lu p=%p",
+    ALOGV("codecBufferEmptied h=%p size=%" PRIu32 " filled=%" PRIu32 " p=%p",
             header, header->nAllocLen, header->nFilledLen,
             header->pBuffer);
     CodecBuffer& codecBuffer(mCodecBuffers.editItemAt(cbi));
diff --git a/media/libstagefright/omx/OMX.cpp b/media/libstagefright/omx/OMX.cpp
index a608479..74076c6 100644
--- a/media/libstagefright/omx/OMX.cpp
+++ b/media/libstagefright/omx/OMX.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <inttypes.h>
+
 //#define LOG_NDEBUG 0
 #define LOG_TAG "OMX"
 #include <utils/Log.h>
@@ -425,7 +427,7 @@
         OMX_IN OMX_U32 nData1,
         OMX_IN OMX_U32 nData2,
         OMX_IN OMX_PTR /* pEventData */) {
-    ALOGV("OnEvent(%d, %ld, %ld)", eEvent, nData1, nData2);
+    ALOGV("OnEvent(%d, %" PRIu32", %" PRIu32 ")", eEvent, nData1, nData2);
 
     // Forward to OMXNodeInstance.
     findInstance(node)->onEvent(eEvent, nData1, nData2);
diff --git a/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp b/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
index 08a3d42..eb9fcf7 100644
--- a/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
+++ b/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <inttypes.h>
+
 //#define LOG_NDEBUG 0
 #define LOG_TAG "SoftVideoDecoderOMXComponent"
 #include <utils/Log.h>
@@ -177,7 +179,7 @@
                   (OMX_VIDEO_PARAM_PROFILELEVELTYPE *) params;
 
             if (profileLevel->nPortIndex != kInputPortIndex) {
-                ALOGE("Invalid port index: %ld", profileLevel->nPortIndex);
+                ALOGE("Invalid port index: %" PRIu32, profileLevel->nPortIndex);
                 return OMX_ErrorUnsupportedIndex;
             }
 
diff --git a/media/libstagefright/rtsp/SDPLoader.cpp b/media/libstagefright/rtsp/SDPLoader.cpp
index 3c7d82a..89ff17d 100644
--- a/media/libstagefright/rtsp/SDPLoader.cpp
+++ b/media/libstagefright/rtsp/SDPLoader.cpp
@@ -130,7 +130,7 @@
         ssize_t readSize = mHTTPDataSource->readAt(0, buffer->data(), sdpSize);
 
         if (readSize < 0) {
-            ALOGE("Failed to read SDP, error code = %ld", readSize);
+            ALOGE("Failed to read SDP, error code = %zu", readSize);
             err = UNKNOWN_ERROR;
         } else {
             desc = new ASessionDescription;
diff --git a/media/mtp/MtpDevice.cpp b/media/mtp/MtpDevice.cpp
index d672dff..1df7af9 100644
--- a/media/mtp/MtpDevice.cpp
+++ b/media/mtp/MtpDevice.cpp
@@ -195,7 +195,7 @@
 
 MtpDevice::~MtpDevice() {
     close();
-    for (int i = 0; i < mDeviceProperties.size(); i++)
+    for (unsigned int i = 0; i < mDeviceProperties.size(); i++)
         delete mDeviceProperties[i];
     usb_request_free(mRequestIn1);
     usb_request_free(mRequestIn2);
@@ -253,7 +253,7 @@
             ALOGI("*** FORMAT: %s\n", MtpDebug::getFormatCodeName(format));
             MtpObjectPropertyList* props = getObjectPropsSupported(format);
             if (props) {
-                for (int j = 0; j < props->size(); j++) {
+                for (unsigned int j = 0; j < props->size(); j++) {
                     MtpObjectProperty prop = (*props)[j];
                     MtpProperty* property = getObjectPropDesc(prop, format);
                     if (property) {
diff --git a/media/mtp/MtpServer.cpp b/media/mtp/MtpServer.cpp
index df87db4..0b1f527 100644
--- a/media/mtp/MtpServer.cpp
+++ b/media/mtp/MtpServer.cpp
@@ -20,6 +20,7 @@
 #include <sys/ioctl.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <inttypes.h>
 #include <errno.h>
 #include <sys/stat.h>
 #include <dirent.h>
@@ -124,7 +125,7 @@
 void MtpServer::removeStorage(MtpStorage* storage) {
     Mutex::Autolock autoLock(mMutex);
 
-    for (int i = 0; i < mStorages.size(); i++) {
+    for (unsigned int i = 0; i < mStorages.size(); i++) {
         if (mStorages[i] == storage) {
             mStorages.removeAt(i);
             sendStoreRemoved(storage->getStorageID());
@@ -136,7 +137,7 @@
 MtpStorage* MtpServer::getStorage(MtpStorageID id) {
     if (id == 0)
         return mStorages[0];
-    for (int i = 0; i < mStorages.size(); i++) {
+    for (unsigned int i = 0; i < mStorages.size(); i++) {
         MtpStorage* storage = mStorages[i];
         if (storage->getStorageID() == id)
             return storage;
@@ -1110,7 +1111,7 @@
     }
 
     const char* filePath = (const char *)edit->mPath;
-    ALOGV("receiving partial %s %lld %lld\n", filePath, offset, length);
+    ALOGV("receiving partial %s %lld %" PRIu32 "\n", filePath, offset, length);
 
     // read the header, and possibly some data
     int ret = mData.read(mFD);