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This commit is contained in:
castano 2011-02-28 08:19:38 +00:00
parent 2338eeb4c0
commit cd6f798b85
2 changed files with 687 additions and 621 deletions
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1200
src/nvimage/ImageIO.cpp
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108
src/nvimage/PsdFile.h
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@ -8,63 +8,63 @@
namespace nv namespace nv
{ {
enum PsdColorMode enum PsdColorMode
{ {
PsdColorMode_Bitmap = 0, PsdColorMode_Bitmap = 0,
PsdColorMode_GrayScale = 1, PsdColorMode_GrayScale = 1,
PsdColorMode_Indexed = 2, PsdColorMode_Indexed = 2,
PsdColorMode_RGB = 3, PsdColorMode_RGB = 3,
PsdColorMode_CMYK = 4, PsdColorMode_CMYK = 4,
PsdColorMode_MultiChannel = 7, PsdColorMode_MultiChannel = 7,
PsdColorMode_DuoTone = 8, PsdColorMode_DuoTone = 8,
PsdColorMode_LabColor = 9 PsdColorMode_LabColor = 9
}; };
/// PSD header. /// PSD header.
struct PsdHeader struct PsdHeader
{ {
uint32 signature; uint32 signature;
uint16 version; uint16 version;
uint8 reserved[6]; uint8 reserved[6];
uint16 channel_count; uint16 channel_count;
uint32 height; uint32 height;
uint32 width; uint32 width;
uint16 depth; uint16 depth;
uint16 color_mode; uint16 color_mode;
bool isValid() const bool isValid() const
{ {
return signature == 0x38425053; // '8BPS' return signature == 0x38425053; // '8BPS'
} }
bool isSupported() const bool isSupported() const
{ {
if (version != 1) { if (version != 1) {
nvDebug("*** bad version number %u\n", version); nvDebug("*** bad version number %u\n", version);
return false; return false;
} }
if (channel_count > 4) { if (channel_count > 4) {
return false; return false;
} }
if (depth != 8) { if (depth != 8) { // @@ Add support for 16 bit depths.
return false; return false;
} }
if (color_mode != PsdColorMode_RGB) { if (color_mode != PsdColorMode_RGB) {
return false; return false;
} }
return true; return true;
} }
}; };
inline Stream & operator<< (Stream & s, PsdHeader & head) inline Stream & operator<< (Stream & s, PsdHeader & head)
{ {
s << head.signature << head.version; s << head.signature << head.version;
for (int i = 0; i < 6; i++) { for (int i = 0; i < 6; i++) {
s << head.reserved[i]; s << head.reserved[i];
} }
return s << head.channel_count << head.height << head.width << head.depth << head.color_mode; return s << head.channel_count << head.height << head.width << head.depth << head.color_mode;
} }
} // nv namespace } // nv namespace