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Unverified Commit 95966689 authored by cyy's avatar cyy Committed by GitHub
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Raise proper error when decoding 16-bits jpegs (#4101)

parent d1ab583d
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torchvision/csrc/io/image/cpu/decode_png.cpp
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...@@ -71,6 +71,11 @@ torch::Tensor decode_png(const torch::Tensor& data, ImageReadMode mode) { ...@@ -71,6 +71,11 @@ torch::Tensor decode_png(const torch::Tensor& data, ImageReadMode mode) {
TORCH_CHECK(retval == 1, "Could read image metadata from content.") TORCH_CHECK(retval == 1, "Could read image metadata from content.")
} }
if (bit_depth > 8) {
png_destroy_read_struct(&png_ptr, &info_ptr, nullptr);
TORCH_CHECK(false, "At most 8-bit PNG images are supported currently.")
}
int channels = png_get_channels(png_ptr, info_ptr); int channels = png_get_channels(png_ptr, info_ptr);
if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) if (color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8)
......
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