30 #ifndef AVCODEC_DSPUTIL_H
31 #define AVCODEC_DSPUTIL_H
33 #include "libavutil/intreadwrite.h"
44 #define MAX_NEG_CROP 1024
85 #define DEF_OLD_QPEL(name)\
86 void ff_put_ ## name (uint8_t *dst, uint8_t *src, ptrdiff_t stride);\
87 void ff_put_no_rnd_ ## name (uint8_t *dst, uint8_t *src, ptrdiff_t stride);\
88 void ff_avg_ ## name (uint8_t *dst, uint8_t *src, ptrdiff_t stride);
119 int idct_permutation_type);
248 #define FF_NO_IDCT_PERM 1
249 #define FF_LIBMPEG2_IDCT_PERM 2
250 #define FF_SIMPLE_IDCT_PERM 3
251 #define FF_TRANSPOSE_IDCT_PERM 4
252 #define FF_PARTTRANS_IDCT_PERM 5
253 #define FF_SSE2_IDCT_PERM 6
257 #define BASIS_SHIFT 16
258 #define RECON_SHIFT 6
261 #define EDGE_WIDTH 16
263 #define EDGE_BOTTOM 2
292 const int16_t *window,
unsigned int len);
av_cold void ff_dsputil_init(DSPContext *c, AVCodecContext *avctx)
av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation, int idct_permutation_type)
void(* put_signed_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
static int shift(int a, int b)
me_cmp_func frame_skip_cmp[6]
void(* get_pixels)(int16_t *block, const uint8_t *pixels, int line_size)
void(* add_hfyu_left_prediction_bgr32)(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue, int *alpha)
void(* shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height)
int(* sum_abs_dctelem)(int16_t *block)
void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx)
const uint8_t ff_zigzag248_direct[64]
void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
int(* try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale)
void(* draw_edges)(uint8_t *buf, int wrap, int width, int height, int w, int h, int sides)
int(* me_cmp_func)(void *s, uint8_t *blk1, uint8_t *blk2, int line_size, int h)
void(* apply_window_int16)(int16_t *output, const int16_t *input, const int16_t *window, unsigned int len)
Apply symmetric window in 16-bit fixed-point.
void(* idct_add)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
int(* pix_sum)(uint8_t *pix, int line_size)
typedef(struct vorbis_context_s *, vorbis_floor_data *, float *)
const uint8_t ff_alternate_vertical_scan[64]
void(* idct_put)(uint8_t *dest, int line_size, int16_t *block)
block -> idct -> clip to unsigned 8 bit -> dest.
#define DEF_OLD_QPEL(name)
me_cmp_func me_pre_cmp[6]
void(* add_bytes)(uint8_t *dst, uint8_t *src, int w)
void(* add_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
void ff_set_cmp(DSPContext *c, me_cmp_func *cmp, int type)
uint8_t idct_permutation[64]
idct input permutation.
const uint8_t * scantable
void ff_dsputil_init_x86(DSPContext *c, AVCodecContext *avctx)
void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
av_cold void dsputil_init(DSPContext *c, AVCodecContext *avctx)
void(* h263_h_loop_filter)(uint8_t *src, int stride, int qscale)
qpel_mc_func put_qpel_pixels_tab[2][16]
qpel_mc_func put_mspel_pixels_tab[8]
void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
void(* diff_bytes)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w)
void(* fdct248)(int16_t *block)
int32_t(* scalarproduct_int16)(const int16_t *v1, const int16_t *v2, int len)
Calculate scalar product of two vectors.
static double alpha(void *priv, double x, double y)
void(* bswap16_buf)(uint16_t *dst, const uint16_t *src, int len)
void(* sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top)
subtract huffyuv's variant of median prediction note, this might read from src1[-1], src2[-1]
tpel_mc_func avg_tpel_pixels_tab[11]
void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
void(* bswap_buf)(uint32_t *dst, const uint32_t *src, int w)
const uint8_t ff_alternate_horizontal_scan[64]
qpel_mc_func avg_qpel_pixels_tab[2][16]
void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height)
int(* add_hfyu_left_prediction)(uint8_t *dst, const uint8_t *src, int w, int left)
#define attribute_deprecated
int ff_check_alignment(void)
Libavcodec external API header.
void ff_put_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
void(* idct)(int16_t *block)
void ff_dsputil_init_dwt(DSPContext *c)
void(* add_hfyu_median_prediction)(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top)
uint32_t ff_squareTbl[512]
av_cold void ff_dsputil_init_alpha(DSPContext *c, AVCodecContext *avctx)
void(* clear_blocks)(int16_t *blocks)
void ff_dsputil_init_vis(DSPContext *c, AVCodecContext *avctx)
static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby, const int size, const int h, int ref_index, int src_index, me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags)
compares a block (either a full macroblock or a partition thereof) against a proposed motion-compensa...
void(* put_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size)
typedef void(RENAME(mix_any_func_type))
int idct_permutation_type
void(* vector_clipf)(float *dst, const float *src, float min, float max, int len)
main external API structure.
void(* qpel_mc_func)(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
me_cmp_func dct264_sad[6]
av_cold void ff_init_scantable(uint8_t *permutation, ScanTable *st, const uint8_t *src_scantable)
op_fill_func fill_block_tab[2]
void(* diff_pixels)(int16_t *block, const uint8_t *s1, const uint8_t *s2, int stride)
void(* gmc1)(uint8_t *dst, uint8_t *src, int srcStride, int h, int x16, int y16, int rounder)
translational global motion compensation.
BYTE int const BYTE int int int height
av_cold void ff_dsputil_static_init(void)
void(* add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale)
int(* pix_norm1)(uint8_t *pix, int line_size)
av_cold void ff_dsputil_init_arm(DSPContext *c, AVCodecContext *avctx)
int(* ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2, int size)
static int weight(int i, int blen, int offset)
void(* h263_v_loop_filter)(uint8_t *src, int stride, int qscale)
av_cold void ff_dsputil_init_bfin(DSPContext *c, AVCodecContext *avctx)
static const uint16_t scale[4]
tpel_mc_func put_tpel_pixels_tab[11]
Thirdpel motion compensation with rounding (a+b+1)>>1.
void(* vector_clip_int32)(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len)
Clip each element in an array of int32_t to a given minimum and maximum value.
const uint8_t ff_zigzag_direct[64]
void(* gmc)(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height)
global motion compensation.
void ff_dsputil_init_sh4(DSPContext *c, AVCodecContext *avctx)
static int16_t basis[64][64]
void(* clear_block)(int16_t *block)
int32_t(* scalarproduct_and_madd_int16)(int16_t *v1, const int16_t *v2, const int16_t *v3, int len, int mul)
Calculate scalar product of v1 and v2, and v1[i] += v3[i] * mul.
void(* tpel_mc_func)(uint8_t *block, const uint8_t *pixels, int line_size, int w, int h)
me_cmp_func hadamard8_diff[6]
void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
void(* fdct)(int16_t *block)
void(* add_pixels8)(uint8_t *pixels, int16_t *block, int line_size)
me_cmp_func quant_psnr[6]
qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16]
void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
av_cold void avpriv_dsputil_init(DSPContext *c, AVCodecContext *avctx)
me_cmp_func me_sub_cmp[6]
void ff_put_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
static const uint16_t rounder[4]
me_cmp_func pix_abs[2][4]
void(* op_fill_func)(uint8_t *block, uint8_t value, int line_size, int h)