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texturec: Added quality option.

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This commit is contained in:
Branimir Karadžić
2017-05-16 17:25:11 -07:00
parent ddac09aa85
commit 796e80e645
3 changed files with 64 additions and 12 deletions
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26
src/image_encode.cpp
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@@ -3,6 +3,7 @@
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
*/
#include <bimg/encode.h>
#include "bimg_p.h"
#include <libsquish/squish.h>
@@ -26,7 +27,15 @@ extern "C" {
namespace bimg
{
bool imageEncodeFromRgba8(void* _dst, const void* _src, uint32_t _width, uint32_t _height, TextureFormat::Enum _format)
static uint32_t s_squishQuality[] =
{
squish::kColourClusterFit, // Default
squish::kColourIterativeClusterFit, // Highest
squish::kColourRangeFit, // Fastest
};
BX_STATIC_ASSERT(Quality::Count == BX_COUNTOF(s_squishQuality) );
bool imageEncodeFromRgba8(void* _dst, const void* _src, uint32_t _width, uint32_t _height, TextureFormat::Enum _format, Quality::Enum _quality)
{
switch (_format)
{
@@ -36,11 +45,12 @@ namespace bimg
case TextureFormat::BC4:
case TextureFormat::BC5:
squish::CompressImage( (const uint8_t*)_src, _width, _height, _dst
, _format == TextureFormat::BC2 ? squish::kDxt3
: _format == TextureFormat::BC3 ? squish::kDxt5
: _format == TextureFormat::BC4 ? squish::kBc4
: _format == TextureFormat::BC5 ? squish::kBc5
: squish::kDxt1
, s_squishQuality[_quality]
| (_format == TextureFormat::BC2 ? squish::kDxt3
: _format == TextureFormat::BC3 ? squish::kDxt5
: _format == TextureFormat::BC4 ? squish::kBc4
: _format == TextureFormat::BC5 ? squish::kBc5
: squish::kDxt1)
);
return true;
@@ -121,7 +131,7 @@ namespace bimg
return imageConvert(_dst, _format, _src, TextureFormat::RGBA8, _width, _height);
}
bool imageEncodeFromRgba32f(bx::AllocatorI* _allocator, void* _dst, const void* _src, uint32_t _width, uint32_t _height, TextureFormat::Enum _format)
bool imageEncodeFromRgba32f(bx::AllocatorI* _allocator, void* _dst, const void* _src, uint32_t _width, uint32_t _height, TextureFormat::Enum _format, Quality::Enum _quality)
{
const uint8_t* src = (const uint8_t*)_src;
@@ -163,7 +173,7 @@ namespace bimg
}
}
imageEncodeFromRgba8(_dst, temp, _width, _height, _format);
imageEncodeFromRgba8(_dst, temp, _width, _height, _format, _quality);
BX_FREE(_allocator, temp);
}
return true;