69     virtual bool onDecodeRegion(SkBitmap* bitmap, SkIRect rect);
70     virtual bool onDecode(SkStream* stream, SkBitmap* bm, Mode);
78         SkBitmap::Config *config, bool *hasAlpha, bool *doDither,
140 static bool substituteTranspColor(SkBitmap* bm, SkPMColor match) {  in substituteTranspColor()
141     SkASSERT(bm->config() == SkBitmap::kARGB_8888_Config);  in substituteTranspColor()
158 static bool canUpscalePaletteToConfig(SkBitmap::Config dstConfig,  in canUpscalePaletteToConfig()
161         case SkBitmap::kARGB_8888_Config:  in canUpscalePaletteToConfig()
162         case SkBitmap::kARGB_4444_Config:  in canUpscalePaletteToConfig()
164         case SkBitmap::kRGB_565_Config:  in canUpscalePaletteToConfig()
261 bool SkPNGImageDecoder::onDecode(SkStream* sk_stream, SkBitmap* decodedBitmap,  in onDecode()
281     SkBitmap::Config    config;  in onDecode()
316                              SkBitmap::kIndex8_Config == config ?  in onDecode()
341     if (SkBitmap::kIndex8_Config == config && 1 == sampleSize) {  in onDecode()
448         SkBitmap::Config *configp, bool *hasAlphap, bool *doDitherp,  in getBitmapConfig()
476             *configp = SkBitmap::kIndex8_Config;  in getBitmapConfig()
521             if (*configp != SkBitmap::kARGB_4444_Config) {  in getBitmapConfig()
522                 *configp = SkBitmap::kARGB_8888_Config;  in getBitmapConfig()
525             if (*configp != SkBitmap::kRGB_565_Config &&  in getBitmapConfig()
526                 *configp != SkBitmap::kARGB_4444_Config) {  in getBitmapConfig()
527                 *configp = SkBitmap::kARGB_8888_Config;  in getBitmapConfig()
610 bool SkPNGImageDecoder::onDecodeRegion(SkBitmap* bm, SkIRect rect) {  in onDecodeRegion()
626     SkBitmap::Config    config;  in onDecodeRegion()
639     SkBitmap *decodedBitmap = new SkBitmap;  in onDecodeRegion()
640     SkAutoTDelete<SkBitmap> adb(decodedBitmap);  in onDecodeRegion()
661                              SkBitmap::kIndex8_Config == config ?  in onDecodeRegion()
691     if (SkBitmap::kIndex8_Config == config && 1 == sampleSize) {  in onDecodeRegion()
886 static transform_scanline_proc choose_proc(SkBitmap::Config config,  in choose_proc()
890     if (SkBitmap::kIndex8_Config == config) {  in choose_proc()
895         SkBitmap::Config        fConfig;  in choose_proc()
899         { SkBitmap::kRGB_565_Config,    false,  transform_scanline_565 },  in choose_proc()
900         { SkBitmap::kARGB_8888_Config,  false,  transform_scanline_888 },  in choose_proc()
901         { SkBitmap::kARGB_8888_Config,  true,   transform_scanline_8888 },  in choose_proc()
902         { SkBitmap::kARGB_4444_Config,  false,  transform_scanline_444 },  in choose_proc()
903         { SkBitmap::kARGB_4444_Config,  true,   transform_scanline_4444 },  in choose_proc()
904         { SkBitmap::kIndex8_Config,     false,   transform_scanline_index8 },  in choose_proc()
991     virtual bool onEncode(SkWStream* stream, const SkBitmap& bm, int quality);
994 bool SkPNGImageEncoder::onEncode(SkWStream* stream, const SkBitmap& bitmap,  in onEncode()
996     SkBitmap::Config config = bitmap.getConfig();  in onEncode()
1004         case SkBitmap::kIndex8_Config:  in onEncode()
1007         case SkBitmap::kARGB_8888_Config:  in onEncode()
1013         case SkBitmap::kARGB_4444_Config:  in onEncode()
1019         case SkBitmap::kRGB_565_Config:  in onEncode()
1096     if (SkBitmap::kIndex8_Config == config) {  in onEncode()