Query: mlib_videoquantize_s16
OS: sunos
Section: 3mlib
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
mlib_VideoQuantize_S16(3MLIB) mediaLib Library Functions mlib_VideoQuantize_S16(3MLIB)NAMEmlib_VideoQuantize_S16 - quantization of forward Discrete Cosine Transform (DCT) coefficientsSYNOPSIScc [ flag... ] file... -lmlib [ library... ] #include <mlib.h> mlib_status mlib_VideoQuantize_S16(mlib_s16 icoeffs[64], const mlib_d64 dqtable[64]);DESCRIPTIONThe mlib_VideoQuantize_S16() function performs quantization on DCT coefficients. The following equation is used: icoeffs[i] = icoeffs[i] * dqtable[i]; 0 <= i < 64PARAMETERSThe function takes the following arguments: icoeffs Pointer to the output DCT coefficients: -2048 < icoeffs[i] < 2048 Note that icoeffs must be 8-byte aligned. dqtable Pointer to quantizer table coefficients.RETURN VALUESThe function returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE.ATTRIBUTESSee attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Evolving | +-----------------------------+-----------------------------+ |MT-Level |MT-Safe | +-----------------------------+-----------------------------+SEE ALSOmlib_VideoDCT2x2_S16_S16(3MLIB), mlib_VideoDCT4x4_S16_S16(3MLIB), mlib_VideoDCT8x8_S16_S16(3MLIB), mlib_VideoDCT8x8_S16_S16_B12(3MLIB), mlib_VideoDCT8x8_S16_S16_NA(3MLIB), mlib_VideoDCT8x8_S16_U8(3MLIB), mlib_VideoDCT8x8_S16_U8_NA(3MLIB), mlib_VideoDCT16x16_S16_S16(3MLIB), mlib_VideoDCT16x16_S16_S16_B10(3MLIB), mlib_VideoDeQuantize_S16(3MLIB), mlib_VideoDeQuantizeInit_S16(3MLIB), mlib_VideoQuan- tizeInit_S16(3MLIB), attributes(5) SunOS 5.10 10 Nov 2004 mlib_VideoQuantize_S16(3MLIB)
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