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perform two idct transforms at a time when possible

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patch by Christian Duvivier (cduvivier at google dot com)
This commit is contained in:
Pascal Massimino
2011-06-20 00:22:37 -07:00
parent 01af7b69cd
commit 96ed9ce0fb
4 changed files with 62 additions and 21 deletions
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4
src/dec/vp8i.h
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@ -297,7 +297,9 @@ int VP8DecodeLayer(VP8Decoder* const dec);
// in dsp.c
typedef void (*VP8Idct)(const int16_t* coeffs, uint8_t* dst);
extern VP8Idct VP8Transform;
// when doing two transforms, coeffs is actually int16_t[2][16].
typedef void (*VP8Idct2)(const int16_t* coeffs, uint8_t* dst, int do_two);
extern VP8Idct2 VP8Transform;
extern VP8Idct VP8TransformUV;
extern VP8Idct VP8TransformDC;
extern VP8Idct VP8TransformDCUV;