103     bool decodePalette(png_structp png_ptr, png_infop info_ptr, int bitDepth,
285     int bitDepth, colorType;  in onDecodeInit()  local
286     png_get_IHDR(png_ptr, info_ptr, &origWidth, &origHeight, &bitDepth,  in onDecodeInit()
290     if (bitDepth == 16) {  in onDecodeInit()
296     if (bitDepth < 8) {  in onDecodeInit()
301     if (colorType == PNG_COLOR_TYPE_GRAY && bitDepth < 8) {  in onDecodeInit()
324     int bitDepth, pngColorType, interlaceType;  in onDecode()  local
325     png_get_IHDR(png_ptr, info_ptr, &origWidth, &origHeight, &bitDepth,  in onDecode()
356         decodePalette(png_ptr, info_ptr, bitDepth, &hasAlpha, &reallyHasAlpha, &colorTable);  in onDecode()
507     int bitDepth, colorType;  in getBitmapColorType()  local
508     png_get_IHDR(png_ptr, info_ptr, &origWidth, &origHeight, &bitDepth,  in getBitmapColorType()
553                 if (16 == bitDepth) {  in getBitmapColorType()
567                 if (16 == bitDepth) {  in getBitmapColorType()
663                                       int bitDepth, bool *hasAlphap,  in decodePalette()  argument
720     int colorCount = SkTMax(numPalette, 1 << SkTMin(bitDepth, 8));  in decodePalette()
748     int bitDepth, colorType;  in onBuildTileIndex()  local
749     png_get_IHDR(png_ptr, info_ptr, &origWidth, &origHeight, &bitDepth,  in onBuildTileIndex()
777     int bitDepth, pngColorType, interlaceType;  in onDecodeSubset()  local
778     png_get_IHDR(png_ptr, info_ptr, &origWidth, &origHeight, &bitDepth,  in onDecodeSubset()
813         decodePalette(png_ptr, info_ptr, bitDepth, &hasAlpha, &reallyHasAlpha, &colorTable);  in onDecodeSubset()
1111                   int bitDepth, SkColorType ct,
1122     int bitDepth = 8;   // default for color  in onEncode()  local
1173         bitDepth = computeBitDepth(ctable->count());  in onEncode()
1176     return doEncode(stream, bitmap, hasAlpha, colorType, bitDepth, ct, sig_bit);  in onEncode()
1181                   int bitDepth, SkColorType ct,  in doEncode()  argument
1219                  bitDepth, colorType,  in doEncode()