diff options
Diffstat (limited to 'files/include/libyuv/scale.h')
| -rw-r--r-- | files/include/libyuv/scale.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/files/include/libyuv/scale.h b/files/include/libyuv/scale.h index b937d348..23ba1634 100644 --- a/files/include/libyuv/scale.h +++ b/files/include/libyuv/scale.h @@ -97,6 +97,54 @@ int I420Scale_16(const uint16_t* src_y, int dst_height, enum FilterMode filtering); +// Scales a YUV 4:4:4 image from the src width and height to the +// dst width and height. +// If filtering is kFilterNone, a simple nearest-neighbor algorithm is +// used. This produces basic (blocky) quality at the fastest speed. +// If filtering is kFilterBilinear, interpolation is used to produce a better +// quality image, at the expense of speed. +// If filtering is kFilterBox, averaging is used to produce ever better +// quality image, at further expense of speed. +// Returns 0 if successful. + +LIBYUV_API +int I444Scale(const uint8_t* src_y, + int src_stride_y, + const uint8_t* src_u, + int src_stride_u, + const uint8_t* src_v, + int src_stride_v, + int src_width, + int src_height, + uint8_t* dst_y, + int dst_stride_y, + uint8_t* dst_u, + int dst_stride_u, + uint8_t* dst_v, + int dst_stride_v, + int dst_width, + int dst_height, + enum FilterMode filtering); + +LIBYUV_API +int I444Scale_16(const uint16_t* src_y, + int src_stride_y, + const uint16_t* src_u, + int src_stride_u, + const uint16_t* src_v, + int src_stride_v, + int src_width, + int src_height, + uint16_t* dst_y, + int dst_stride_y, + uint16_t* dst_u, + int dst_stride_u, + uint16_t* dst_v, + int dst_stride_v, + int dst_width, + int dst_height, + enum FilterMode filtering); + #ifdef __cplusplus // Legacy API. Deprecated. LIBYUV_API |