schrometric

schrometric

Functions

Types and Values

Description

Functions

schro_metric_absdiff_u8 ()

int
schro_metric_absdiff_u8 (uint8_t *a,
                         int a_stride,
                         uint8_t *b,
                         int b_stride,
                         int width,
                         int height);

schro_metric_haar ()

int
schro_metric_haar (uint8_t *src1,
                   int stride1,
                   uint8_t *src2,
                   int stride2,
                   int width,
                   int height);

schro_metric_haar_const ()

int
schro_metric_haar_const (uint8_t *data,
                         int stride,
                         int dc_value,
                         int width,
                         int height);

schro_metric_abssum_s16 ()

int
schro_metric_abssum_s16 (int16_t *data,
                         int stride,
                         int width,
                         int height);

schro_metric_sum_u8 ()

int
schro_metric_sum_u8 (uint8_t *data,
                     int stride,
                     int width,
                     int height);

schro_metric_get ()

int
schro_metric_get (SchroFrameData *src1,
                  SchroFrameData *src2,
                  int width,
                  int height);

schro_metric_get_biref ()

int
schro_metric_get_biref (SchroFrameData *fd,
                        SchroFrameData *src1,
                        int weight1,
                        SchroFrameData *src2,
                        int weight2,
                        int shift,
                        int width,
                        int height);

schro_metric_get_dc ()

int
schro_metric_get_dc (SchroFrameData *src,
                     int value,
                     int width,
                     int height);

schro_metric_scan_do_scan ()

void
schro_metric_scan_do_scan (SchroMetricScan *scan);

schro_metric_scan_get_min ()

int
schro_metric_scan_get_min (SchroMetricScan *scan,
                           int *dx,
                           int *dy,
                           uint32_t *chroma_metric);

schro_metric_scan_setup ()

void
schro_metric_scan_setup (SchroMetricScan *scan,
                         int dx,
                         int dy,
                         int dist,
                         int use_chroma);

Types and Values

struct SchroMetricScan

struct SchroMetricScan {
  SchroFrame *frame;
  SchroFrame *ref_frame;
  int block_width;
  int block_height;
  int x, y;
  int ref_x, ref_y;
  int scan_width;
  int scan_height;
  int gravity_scale;
  int gravity_x, gravity_y;
  int use_chroma;
  /* output */
  uint32_t metrics[SCHRO_LIMIT_METRIC_SCAN*SCHRO_LIMIT_METRIC_SCAN];
  uint32_t chroma_metrics[SCHRO_LIMIT_METRIC_SCAN*SCHRO_LIMIT_METRIC_SCAN];
};

SCHRO_METRIC_INVALID

#define SCHRO_METRIC_INVALID INT_MAX