From a4120ca66cc6c0f3a8056c6ea247c15f63c7feff Mon Sep 17 00:00:00 2001 From: Lioncash Date: Wed, 13 Apr 2016 19:29:16 -0400 Subject: file_util: Don't expose IOFile internals through the API --- src/video_core/debug_utils/debug_utils.cpp | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'src/video_core/debug_utils') diff --git a/src/video_core/debug_utils/debug_utils.cpp b/src/video_core/debug_utils/debug_utils.cpp index 693f93597..c8752c003 100644 --- a/src/video_core/debug_utils/debug_utils.cpp +++ b/src/video_core/debug_utils/debug_utils.cpp @@ -586,6 +586,21 @@ TextureInfo TextureInfo::FromPicaRegister(const Regs::TextureConfig& config, return info; } +#ifdef HAVE_PNG +// Adapter functions to libpng to write/flush to File::IOFile instances. +static void WriteIOFile(png_structp png_ptr, png_bytep data, png_size_t length) { + auto* fp = static_cast(png_get_io_ptr(png_ptr)); + if (!fp->WriteBytes(data, length)) + png_error(png_ptr, "Failed to write to output PNG file."); +} + +static void FlushIOFile(png_structp png_ptr) { + auto* fp = static_cast(png_get_io_ptr(png_ptr)); + if (!fp->Flush()) + png_error(png_ptr, "Failed to flush to output PNG file."); +} +#endif + void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data) { #ifndef HAVE_PNG return; @@ -629,7 +644,7 @@ void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data) { goto finalise; } - png_init_io(png_ptr, fp.GetHandle()); + png_set_write_fn(png_ptr, static_cast(&fp), WriteIOFile, FlushIOFile); // Write header (8 bit color depth) png_set_IHDR(png_ptr, info_ptr, texture_config.width, texture_config.height, -- cgit v1.2.3