stagefright avcenc: Use intptr_t for casting pointers to integers

This is used for doing integer arithmetic on the pointers, for
checking pointer alignment.

Change-Id: I7a7ff834dc631ac9cce90e46216f64645e1ae6e5

Author: mstorsjo

media/libstagefright/codecs/avc/enc/src/avcenc_api.cpp

@@ -573,7 +573,7 @@ OSCL_EXPORT_REF AVCEnc_Status PVAVCEncGetRecon(AVCHandle *avcHandle, AVCFrameIO
     recon->pitch = currFS->frame.pitch;
     recon->disp_order = currFS->PicOrderCnt;
     recon->coding_order = currFS->FrameNum;
-    recon->id = (uint32) currFS->base_dpb; /* use the pointer as the id */
+    recon->id = (intptr_t) currFS->base_dpb; /* use the pointer as the id */
 
     currFS->IsOutputted |= 1;
 

media/libstagefright/codecs/avc/enc/src/motion_comp.cpp

@@ -198,7 +198,7 @@ void eCreateAlign(uint8 *ref, int picpitch, int y_pos,
     out_offset = 24 - blkwidth;
 
     //switch(x_pos&0x3){
-    switch (((uint32)ref)&0x3)
+    switch (((intptr_t)ref)&0x3)
     {
         case 1:
             offset =  picpitch - blkwidth - 3;
@@ -790,7 +790,7 @@ void eVertInterp1MC(uint8 *in, int inpitch, uint8 *out, int outpitch,
     uint8  tmp_in[24][24];
 
     /* not word-aligned */
-    if (((uint32)in)&0x3)
+    if (((intptr_t)in)&0x3)
     {
         eCreateAlign(in, inpitch, -2, &tmp_in[0][0], blkwidth, blkheight + 5);
         in = &tmp_in[2][0];
@@ -1465,7 +1465,7 @@ void eDiagonalInterpMC(uint8 *in1, uint8 *in2, int inpitch,
 
     /*  perform vertical interpolation */
     /* not word-aligned */
-    if (((uint32)in2)&0x3)
+    if (((intptr_t)in2)&0x3)
     {
         eCreateAlign(in2, inpitch, -2, &tmp_in[0][0], blkwidth, blkheight + 5);
         in2 = &tmp_in[2][0];
@@ -1659,7 +1659,7 @@ void eFullPelMC(uint8 *in, int inpitch, uint8 *out, int outpitch,
     uint32 temp;
     uint8 byte;
 
-    if (((uint32)in)&3)
+    if (((intptr_t)in)&3)
     {
         for (j = blkheight; j > 0; j--)
         {
@@ -1720,7 +1720,7 @@ void ePadChroma(uint8 *ref, int picwidth, int picheight, int picpitch, int x_pos
         else start = ref + x_pos;
 
         /* word-align start */
-        offset = (uint32)start & 0x3;
+        offset = (intptr_t)start & 0x3;
         if (offset) start -= offset;
 
         word1 = *((uint32*)start);
@@ -1746,7 +1746,7 @@ void ePadChroma(uint8 *ref, int picwidth, int picheight, int picpitch, int x_pos
         else    start = ref + picpitch * (picheight - 1) + x_pos;
 
         /* word-align start */
-        offset = (uint32)start & 0x3;
+        offset = (intptr_t)start & 0x3;
         if (offset) start -= offset;
 
         word1 = *((uint32*)start);
@@ -2121,7 +2121,7 @@ void eChromaFullMC_SIMD(uint8 *pRef, int srcPitch, int dx, int dy,
     uint16 temp;
     uint8 byte;
 
-    if (((uint32)pRef)&1)
+    if (((intptr_t)pRef)&1)
     {
         for (j = blkheight; j > 0; j--)
         {

media/libstagefright/codecs/avc/enc/src/sad_inline.h

@@ -80,7 +80,7 @@ extern "C"
 
         x9 = 0x80808080; /* const. */
 
-        x8 = (uint32)ref & 0x3;
+        x8 = (intptr_t)ref & 0x3;
         if (x8 == 3)
             goto SadMBOffset3;
         if (x8 == 2)