Name | Synopsis | Description | Parameters | Return Values | Attributes | See Also
cc [ flag... ] file... -lmlib [ library... ] #include <mlib.h> mlib_status mlib_VideoDCT8x8_S16_S16_B10_NA( mlib_s16 coeffs[64], const mlib_s16 block[64]);
mlib_status mlib_VideoDCT8x8_S16_S16_NA( mlib_s16 coeffs[64], const mlib_s16 block[64]);
The mlib_VideoDCT8x8_S16_S16_B10_NA() function computes the forward DCT for the destination DCT coefficients of data type mlib_s16 and a source block of data type mlib_s16. The input to the DCT routine is the difference between the current block and the reference block. The difference pixel can occupy nine bits and is represented as a 16-bit datum.
This function requires no special address alignment.
Since mediaLib 2.5, mlib_VideoDCT8x8_S16_S16_NA() has been renamed to mlib_VideoDCT8x8_S16_S16_B10_NA(). Now mlib_VideoDCT8x8_S16_S16_NA() is an alias of mlib_VideoDCT8x8_S16_S16_B10_NA().
The function takes the following arguments:
Pointer to the destination DCT coefficients.
Pointer to an 8x8 motion-compensated block that is the difference between the reference block and the current block.
The function returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE |
ATTRIBUTE VALUE |
---|---|
Interface Stability |
Committed |
MT-Level |
MT-Safe |
mlib_VideoDCT2x2_S16_S16(3MLIB), mlib_VideoDCT4x4_S16_S16(3MLIB), mlib_VideoDCT8x8_S16_S16_B10(3MLIB), mlib_VideoDCT8x8_S16_S16_B12(3MLIB), mlib_VideoDCT8x8_S16_U8(3MLIB), mlib_VideoDCT8x8_S16_U8_NA(3MLIB), mlib_VideoDCT16x16_S16_S16(3MLIB), mlib_VideoDCT16x16_S16_S16_B10(3MLIB), attributes(5)
Name | Synopsis | Description | Parameters | Return Values | Attributes | See Also