This commit is contained in:
Ian Gulliver
2017-08-06 19:00:45 +00:00
parent 60c69fb8b3
commit 9b96cf2bde

View File

@@ -192,21 +192,21 @@ class PiRaw {
std::unique_ptr<Image<X, Y>> image_;
};
typedef PiRaw<3280,2464,10,16,2> PiRaw2;
typedef PiRaw<3280, 2464, 10, 16, 2> PiRaw2;
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
PiRaw<X,Y,D,A,P>::PiRaw(std::unique_ptr<Image<X, Y>> image)
PiRaw<X, Y, D, A, P>::PiRaw(std::unique_ptr<Image<X, Y>> image)
: image_(std::move(image)) {}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
PiRaw<X,Y,D,A,P> PiRaw<X,Y,D,A,P>::FromJpeg(const std::string_view& jpeg) {
PiRaw<X, Y, D, A, P> PiRaw<X, Y, D, A, P>::FromJpeg(const std::string_view& jpeg) {
auto container_len = GetRawBytes() + kJpegHeaderBytes;
assert(jpeg.substr(jpeg.size() - container_len, 4) == kJpegHeaderMagic);
return FromRaw(jpeg.substr(jpeg.size() - GetRawBytes(), GetRawBytes()));
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
PiRaw<X,Y,D,A,P> PiRaw<X,Y,D,A,P>::FromRaw(const std::string_view& raw) {
PiRaw<X, Y, D, A, P> PiRaw<X, Y, D, A, P>::FromRaw(const std::string_view& raw) {
static_assert(X % 2 == 0);
static_assert(Y % 2 == 0);
static_assert(kPixelsPerChunk == 4);
@@ -223,36 +223,36 @@ PiRaw<X,Y,D,A,P> PiRaw<X,Y,D,A,P>::FromRaw(const std::string_view& raw) {
image->at(out_y).at(out_x + 1) = CombineRaw(chunk1.at(2), chunk1.at(3), chunk2.at(2), chunk2.at(3));
}
}
return PiRaw<X,Y,D,A,P>(std::move(image));
return PiRaw<X, Y, D, A, P>(std::move(image));
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
constexpr uint32_t PiRaw<X,Y,D,A,P>::GetRawBytes() {
constexpr uint32_t PiRaw<X, Y, D, A, P>::GetRawBytes() {
return GetRowBytes() * GetNumRows();
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
constexpr uint32_t PiRaw<X,Y,D,A,P>::GetRowBytes() {
constexpr uint32_t PiRaw<X, Y, D, A, P>::GetRowBytes() {
return Align(Align(X + P) * D / kBitsPerByte);
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
constexpr uint32_t PiRaw<X,Y,D,A,P>::GetNumRows() {
constexpr uint32_t PiRaw<X, Y, D, A, P>::GetNumRows() {
return Align(Y + P);
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
constexpr uint32_t PiRaw<X,Y,D,A,P>::GetChunkBytes() {
constexpr uint32_t PiRaw<X, Y, D, A, P>::GetChunkBytes() {
return D * kPixelsPerChunk / kBitsPerByte;
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
constexpr uint32_t PiRaw<X,Y,D,A,P>::Align(uint32_t val) {
constexpr uint32_t PiRaw<X, Y, D, A, P>::Align(uint32_t val) {
return (~(A - 1)) & ((val) + (A - 1));
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
typename PiRaw<X,Y,D,A,P>::Chunk PiRaw<X,Y,D,A,P>::GetChunk(const std::string_view& raw, const uint32_t x_chunk, const uint32_t y) {
typename PiRaw<X, Y, D, A, P>::Chunk PiRaw<X, Y, D, A, P>::GetChunk(const std::string_view& raw, const uint32_t x_chunk, const uint32_t y) {
// Function is bit depth & layout specific
static_assert(D == 10);
@@ -272,7 +272,7 @@ typename PiRaw<X,Y,D,A,P>::Chunk PiRaw<X,Y,D,A,P>::GetChunk(const std::string_vi
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
Color PiRaw<X,Y,D,A,P>::CombineRaw(uint32_t y0x0, uint32_t y0x1, uint32_t y1x0, uint32_t y1x1) {
Color PiRaw<X, Y, D, A, P>::CombineRaw(uint32_t y0x0, uint32_t y0x1, uint32_t y1x0, uint32_t y1x1) {
// Function is bit layout specific
Color ret;
ret.r = y1x1;
@@ -287,7 +287,7 @@ static void WriteCallback(png_structp png_ptr, png_bytep data, png_size_t length
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
std::string PiRaw<X,Y,D,A,P>::ToPng() {
std::string PiRaw<X, Y, D, A, P>::ToPng() {
std::string ret;
auto png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
@@ -319,12 +319,12 @@ std::string PiRaw<X,Y,D,A,P>::ToPng() {
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
Image<X, Y>* PiRaw<X,Y,D,A,P>::GetImage() {
Image<X, Y>* PiRaw<X, Y, D, A, P>::GetImage() {
return image_.get();
}
template <uint32_t X, uint32_t Y, uint32_t D, uint32_t A, uint32_t P>
const Image<X, Y>& PiRaw<X,Y,D,A,P>::GetImage() const {
const Image<X, Y>& PiRaw<X, Y, D, A, P>::GetImage() const {
return *image_;
}