diff options
Diffstat (limited to 'Userland')
| -rw-r--r-- | Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp | 42 | ||||
| -rw-r--r-- | Userland/Libraries/LibGfx/ImageFormats/PGMLoader.cpp | 25 | ||||
| -rw-r--r-- | Userland/Libraries/LibGfx/ImageFormats/PPMLoader.cpp | 30 |
3 files changed, 48 insertions, 49 deletions
diff --git a/Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp b/Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp index dff6a12d66..666e1e0dd8 100644 --- a/Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp +++ b/Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp @@ -15,29 +15,35 @@ namespace Gfx { bool read_image_data(PBMLoadingContext& context, Streamer& streamer) { - u8 byte; Vector<Gfx::Color> color_data; + auto const context_size = context.width * context.height; + color_data.resize(context_size); + if (context.type == PBMLoadingContext::Type::ASCII) { - while (streamer.read(byte)) { - if (byte == '0') { - color_data.append(Color::White); - } else if (byte == '1') { - color_data.append(Color::Black); - } + for (u64 i = 0; i < context_size; ++i) { + u8 byte; + if (!streamer.read(byte)) + return false; + if (byte == '0') + color_data[i] = Color::White; + else if (byte == '1') + color_data[i] = Color::Black; + else + i--; } } else if (context.type == PBMLoadingContext::Type::RAWBITS) { - size_t color_index = 0; - - while (streamer.read(byte)) { + for (u64 color_index = 0; color_index < context_size;) { + u8 byte; + if (!streamer.read(byte)) + return false; for (int i = 0; i < 8; i++) { int val = byte & 0x80; - if (val == 0) { - color_data.append(Color::White); - } else { - color_data.append(Color::Black); - } + if (val == 0) + color_data[color_index] = Color::White; + else + color_data[color_index] = Color::Black; byte = byte << 1; color_index++; @@ -49,12 +55,6 @@ bool read_image_data(PBMLoadingContext& context, Streamer& streamer) } } - size_t context_size = (u32)context.width * (u32)context.height; - if (context_size != color_data.size()) { - dbgln("Not enough color data in image."); - return false; - } - if (!create_bitmap(context)) { return false; } diff --git a/Userland/Libraries/LibGfx/ImageFormats/PGMLoader.cpp b/Userland/Libraries/LibGfx/ImageFormats/PGMLoader.cpp index c602967b83..432ecfe39f 100644 --- a/Userland/Libraries/LibGfx/ImageFormats/PGMLoader.cpp +++ b/Userland/Libraries/LibGfx/ImageFormats/PGMLoader.cpp @@ -31,32 +31,31 @@ static void set_adjusted_pixels(PGMLoadingContext& context, Vector<Gfx::Color> c bool read_image_data(PGMLoadingContext& context, Streamer& streamer) { Vector<Gfx::Color> color_data; + auto const context_size = context.width * context.height; + + color_data.resize(context_size); if (context.type == PGMLoadingContext::Type::ASCII) { - while (true) { + for (u64 i = 0; i < context_size; ++i) { auto number_or_error = read_number(streamer); if (number_or_error.is_error()) - break; + return false; auto value = number_or_error.value(); if (read_whitespace(context, streamer).is_error()) - break; + return false; - color_data.append({ (u8)value, (u8)value, (u8)value }); + color_data[i] = { (u8)value, (u8)value, (u8)value }; } } else if (context.type == PGMLoadingContext::Type::RAWBITS) { - u8 pixel; - while (streamer.read(pixel)) { - color_data.append({ pixel, pixel, pixel }); + for (u64 i = 0; i < context_size; ++i) { + u8 pixel; + if (!streamer.read(pixel)) + return false; + color_data[i] = { pixel, pixel, pixel }; } } - size_t context_size = (u32)context.width * (u32)context.height; - if (context_size != color_data.size()) { - dbgln("Not enough color data in image."); - return false; - } - if (!create_bitmap(context)) return false; diff --git a/Userland/Libraries/LibGfx/ImageFormats/PPMLoader.cpp b/Userland/Libraries/LibGfx/ImageFormats/PPMLoader.cpp index 7113a3aaa0..38bd341307 100644 --- a/Userland/Libraries/LibGfx/ImageFormats/PPMLoader.cpp +++ b/Userland/Libraries/LibGfx/ImageFormats/PPMLoader.cpp @@ -19,46 +19,46 @@ namespace Gfx { bool read_image_data(PPMLoadingContext& context, Streamer& streamer) { Vector<Gfx::Color> color_data; - color_data.ensure_capacity(context.width * context.height); + auto const context_size = context.width * context.height; + color_data.resize(context_size); if (context.type == PPMLoadingContext::Type::ASCII) { - while (true) { + for (u64 i = 0; i < context_size; ++i) { auto const red_or_error = read_number(streamer); if (red_or_error.is_error()) - break; + return false; if (read_whitespace(context, streamer).is_error()) - break; + return false; auto const green_or_error = read_number(streamer); if (green_or_error.is_error()) - break; + return false; if (read_whitespace(context, streamer).is_error()) - break; + return false; auto const blue_or_error = read_number(streamer); if (blue_or_error.is_error()) - break; + return false; if (read_whitespace(context, streamer).is_error()) - break; + return false; Color color { (u8)red_or_error.value(), (u8)green_or_error.value(), (u8)blue_or_error.value() }; if (context.format_details.max_val < 255) color = adjust_color(context.format_details.max_val, color); - color_data.append(color); + color_data[i] = color; } } else if (context.type == PPMLoadingContext::Type::RAWBITS) { - u8 pixel[3]; - while (streamer.read_bytes(pixel, 3)) { - color_data.append({ pixel[0], pixel[1], pixel[2] }); + for (u64 i = 0; i < context_size; ++i) { + u8 pixel[3]; + if (!streamer.read_bytes(pixel, 3)) + return false; + color_data[i] = { pixel[0], pixel[1], pixel[2] }; } } - if (context.width * context.height != color_data.size()) - return false; - if (!create_bitmap(context)) { return false; } |