BlockCoderMacros.h File Reference
Go to the source code of this file.
Namespaces | |
| namespace | grk |
| ResWindow. | |
| namespace | grk::t1 |
Macros | |
| #define | DEC_PASS_CLN_STEP(checkFlags, partial, flags, flagsPtr, flagsStride, data, dataStride, ciorig, ci, vsc) |
| #define | DEC_PASS_CLN_IMPL(bpno, vsc, w_, h_, flagsStride) |
| #define | DEC_PASS_SIG_STEP(flags, flagsPtr, flagsStride, data, dataStride, ciorig, ci, vsc) |
| #define | DEC_PASS_SIG_IMPL(bpno, vsc, w_, h_, flagsStride) |
| #define | DEC_PASS_REF_STEP(flags, data, dataStride, ciorig, ci) |
| #define | DEC_PASS_REF_IMPL(bpno, w_, h_, flagsStride) |
Macro Definition Documentation
◆ DEC_PASS_CLN_IMPL
| #define DEC_PASS_CLN_IMPL | ( | bpno, | |
| vsc, | |||
| w_, | |||
| h_, | |||
| flagsStride ) |
Referenced by grk::t1::BlockCoder::dec_clnpass(), and grk::t1::BlockCoder::dec_clnpass().
◆ DEC_PASS_CLN_STEP
| #define DEC_PASS_CLN_STEP | ( | checkFlags, | |
| partial, | |||
| flags, | |||
| flagsPtr, | |||
| flagsStride, | |||
| data, | |||
| dataStride, | |||
| ciorig, | |||
| ci, | |||
| vsc ) |
Value:
do \
{ \
if(!checkFlags || !(flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci)))) \
{ \
uint8_t v; \
if(!partial) \
{ \
uint8_t ctxt1 = GETCTXNO_ZC(mqc, flags >> (ci)); \
SETCURCTX(curctx, ctxt1); \
DEC_SYMBOL(v, mqc, curctx, a, c, ct); \
if(!v) \
{ \
break; \
} \
} \
uint8_t lu = getctxtno_sc_or_spb_index(flags, flagsPtr[-1], flagsPtr[1], ci); \
SETCURCTX(curctx, lut_ctxno_sc[lu]); \
DEC_SYMBOL(v, mqc, curctx, a, c, ct); \
v = v ^ lut_spb[lu]; \
(data)[ciorig * dataStride] = v ? -oneplushalf : oneplushalf; \
UPDATE_FLAGS(flags, flagsPtr, ci, v, flagsStride, vsc); \
} \
} while(0)
uint8_t getctxtno_sc_or_spb_index(uint32_t fX, uint32_t pfX, uint32_t nfX, uint32_t ci)
Definition mqc_base.h:188
◆ DEC_PASS_REF_IMPL
| #define DEC_PASS_REF_IMPL | ( | bpno, | |
| w_, | |||
| h_, | |||
| flagsStride ) |
Value:
{ \
DEC_PASS_LOCAL_VARIABLES(flagsStride) \
const int32_t poshalf = one >> 1; \
for(k = 0; k < (h_ & ~3u); k += 4, dataPtr += 3 * w_, flagsPtr += 2) \
{ \
for(i = 0; i < w_; ++i, ++dataPtr, ++flagsPtr) \
{ \
_flags = *flagsPtr; \
if(_flags != 0) \
{ \
DEC_PASS_REF_STEP(_flags, dataPtr, w_, 0, 0); \
DEC_PASS_REF_STEP(_flags, dataPtr, w_, 1, 3); \
DEC_PASS_REF_STEP(_flags, dataPtr, w_, 2, 6); \
DEC_PASS_REF_STEP(_flags, dataPtr, w_, 3, 9); \
*flagsPtr = _flags; \
} \
} \
} \
if(k < h_) \
for(i = 0; i < w_; ++i, ++dataPtr, ++flagsPtr) \
for(j = 0; j < h_ - k; ++j) \
{ \
_flags = *flagsPtr; \
DEC_PASS_REF_STEP(_flags, dataPtr + j * w_, 0, j, j * 3); \
*flagsPtr = _flags; \
} \
POP_MQC(); \
}
Referenced by grk::t1::BlockCoder::dec_refpass().
◆ DEC_PASS_REF_STEP
| #define DEC_PASS_REF_STEP | ( | flags, | |
| data, | |||
| dataStride, | |||
| ciorig, | |||
| ci ) |
Value:
do \
{ \
{ \
uint8_t ctxno = GETCTXNO_MAG(flags >> (ci)); \
SETCURCTX(curctx, ctxno); \
uint8_t v; \
DEC_SYMBOL(v, mqc, curctx, a, c, ct); \
(data)[ciorig * dataStride] += (v ^ ((data)[ciorig * dataStride] < 0)) ? poshalf : -poshalf; \
flags |= T1_MU_THIS << (ci); \
} \
} while(0)
◆ DEC_PASS_SIG_IMPL
| #define DEC_PASS_SIG_IMPL | ( | bpno, | |
| vsc, | |||
| w_, | |||
| h_, | |||
| flagsStride ) |
Value:
{ \
DEC_PASS_LOCAL_VARIABLES(flagsStride) \
const int32_t half = one >> 1; \
const int32_t oneplushalf = one | half; \
for(k = 0; k < (h_ & ~3u); k += 4, dataPtr += 3 * w_, flagsPtr += 2) \
{ \
for(i = 0; i < w_; ++i, ++dataPtr, ++flagsPtr) \
{ \
_flags = *flagsPtr; \
if(_flags != 0) \
{ \
DEC_PASS_SIG_STEP(_flags, flagsPtr, flagsStride, dataPtr, w_, 0, 0, vsc); \
DEC_PASS_SIG_STEP(_flags, flagsPtr, flagsStride, dataPtr, w_, 1, 3, false); \
DEC_PASS_SIG_STEP(_flags, flagsPtr, flagsStride, dataPtr, w_, 2, 6, false); \
DEC_PASS_SIG_STEP(_flags, flagsPtr, flagsStride, dataPtr, w_, 3, 9, false); \
*flagsPtr = _flags; \
} \
} \
} \
if(k < h_) \
for(i = 0; i < w_; ++i, ++dataPtr, ++flagsPtr) \
for(j = 0; j < h_ - k; ++j) \
{ \
_flags = *flagsPtr; \
DEC_PASS_SIG_STEP(_flags, flagsPtr, flagsStride, dataPtr + j * w_, 0, j, 3 * j, vsc); \
*flagsPtr = _flags; \
} \
POP_MQC(); \
}
Referenced by grk::t1::BlockCoder::dec_sigpass(), and grk::t1::BlockCoder::dec_sigpass().
◆ DEC_PASS_SIG_STEP
| #define DEC_PASS_SIG_STEP | ( | flags, | |
| flagsPtr, | |||
| flagsStride, | |||
| data, | |||
| dataStride, | |||
| ciorig, | |||
| ci, | |||
| vsc ) |
Value:
do \
{ \
if((flags & ((T1_SIGMA_THIS | T1_PI_THIS) << (ci))) == 0U && \
(flags & (T1_SIGMA_NEIGHBOURS << (ci))) != 0U) \
{ \
uint8_t ctxt1 = GETCTXNO_ZC(mqc, flags >> (ci)); \
SETCURCTX(curctx, ctxt1); \
uint8_t v; \
DEC_SYMBOL(v, mqc, curctx, a, c, ct); \
if(v) \
{ \
uint8_t lu = getctxtno_sc_or_spb_index(flags, flagsPtr[-1], flagsPtr[1], ci); \
uint8_t ctxt2 = lut_ctxno_sc[lu]; \
uint8_t spb = lut_spb[lu]; \
SETCURCTX(curctx, ctxt2); \
DEC_SYMBOL(v, mqc, curctx, a, c, ct); \
v = v ^ spb; \
(data)[(ciorig) * dataStride] = v ? -oneplushalf : oneplushalf; \
UPDATE_FLAGS(flags, flagsPtr, ci, v, flagsStride, vsc); \
} \
flags |= T1_PI_THIS << (ci); \
} \
} while(0)
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