56     bool setHeader(const SkImageInfo& srcInfo, const SkPngEncoder::Options& options);
58     bool writeInfo(const SkImageInfo& srcInfo);
59     void chooseProc(const SkImageInfo& srcInfo);
100 bool SkPngEncoderMgr::setHeader(const SkImageInfo& srcInfo, const SkPngEncoder::Options& options) {  in setHeader()  argument
108     switch (srcInfo.colorType()) {  in setHeader()
117             pngColorType = srcInfo.isOpaque() ? PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;  in setHeader()
124             SkASSERT(srcInfo.isOpaque());  in setHeader()
132             pngColorType = srcInfo.isOpaque() ? PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;  in setHeader()
133             fPngBytesPerPixel = srcInfo.isOpaque() ? 3 : 4;  in setHeader()
141             SkASSERT(srcInfo.isOpaque());  in setHeader()
144             if (kUnpremul_SkAlphaType == srcInfo.alphaType()) {  in setHeader()
152             pngColorType = srcInfo.isOpaque() ? PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;  in setHeader()
153             fPngBytesPerPixel = srcInfo.isOpaque() ? 3 : 4;  in setHeader()
161             SkASSERT(srcInfo.isOpaque());  in setHeader()
175             pngColorType = srcInfo.isOpaque() ? PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;  in setHeader()
190     png_set_IHDR(fPngPtr, fInfoPtr, srcInfo.width(), srcInfo.height(),  in setHeader()
354 bool SkPngEncoderMgr::writeInfo(const SkImageInfo& srcInfo) {  in writeInfo()  argument
360     if (kRGBA_F16_SkColorType == srcInfo.colorType() &&  in writeInfo()
361         kOpaque_SkAlphaType == srcInfo.alphaType())  in writeInfo()
371 void SkPngEncoderMgr::chooseProc(const SkImageInfo& srcInfo) {  in chooseProc()  argument
372     fProc = choose_proc(srcInfo);  in chooseProc()