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@@ -4324,6 +4324,7 @@ static Image LoadPKM(const unsigned char *fileData, unsigned int fileSize)
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#if defined(SUPPORT_FILEFORMAT_KTX)
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// Load KTX compressed image data (ETC1/ETC2 compression)
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+// TODO: Review KTX loading, many things changed!
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static Image LoadKTX(const unsigned char *fileData, unsigned int fileSize)
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{
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unsigned char *fileDataPtr = (unsigned char *)fileData;
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@@ -4398,6 +4399,8 @@ static Image LoadKTX(const unsigned char *fileData, unsigned int fileSize)
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if (ktxHeader->glInternalFormat == 0x8D64) image.format = PIXELFORMAT_COMPRESSED_ETC1_RGB;
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else if (ktxHeader->glInternalFormat == 0x9274) image.format = PIXELFORMAT_COMPRESSED_ETC2_RGB;
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else if (ktxHeader->glInternalFormat == 0x9278) image.format = PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA;
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+
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+ // TODO: Support uncompressed data formats? Right now it returns format = 0!
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}
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}
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@@ -4406,11 +4409,12 @@ static Image LoadKTX(const unsigned char *fileData, unsigned int fileSize)
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// Save image data as KTX file
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// NOTE: By default KTX 1.1 spec is used, 2.0 is still on draft (01Oct2018)
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+// TODO: Review KTX saving, many things changed!
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static int SaveKTX(Image image, const char *fileName)
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{
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// KTX file Header (64 bytes)
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// v1.1 - https://www.khronos.org/opengles/sdk/tools/KTX/file_format_spec/
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- // v2.0 - http://github.khronos.org/KTX-Specification/ - still on draft, not ready for implementation
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+ // v2.0 - http://github.khronos.org/KTX-Specification/ - Final specs by 2021-04-18
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typedef struct {
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char id[12]; // Identifier: "«KTX 11»\r\n\x1A\n" // KTX 2.0: "«KTX 22»\r\n\x1A\n"
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unsigned int endianness; // Little endian: 0x01 0x02 0x03 0x04
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Ray