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Diffstat (limited to 'source/convert.cc')
| -rw-r--r-- | source/convert.cc | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/source/convert.cc b/source/convert.cc index d0116503..5ce7826c 100644 --- a/source/convert.cc +++ b/source/convert.cc @@ -523,6 +523,47 @@ int I422ToI420(const uint8_t* src_y, dst_v, dst_stride_v, width, height, src_uv_width, height); } +LIBYUV_API +int I422ToI210(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, + 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 width, + int height) { + int halfwidth = (width + 1) >> 1; + if (!src_u || !src_v || !dst_u || !dst_v || width <= 0 || height == 0) { + return -1; + } + // Negative height means invert the image. + if (height < 0) { + height = -height; + src_y = src_y + (height - 1) * src_stride_y; + src_u = src_u + (height - 1) * src_stride_u; + src_v = src_v + (height - 1) * src_stride_v; + src_stride_y = -src_stride_y; + src_stride_u = -src_stride_u; + src_stride_v = -src_stride_v; + } + + // Convert Y plane. + libyuv::Convert8To16Plane(src_y, src_stride_y, dst_y, dst_stride_y, 1024, + width, height); + // Convert UV planes. + libyuv::Convert8To16Plane(src_u, src_stride_u, dst_u, dst_stride_u, 1024, + halfwidth, height); + libyuv::Convert8To16Plane(src_v, src_stride_v, dst_v, dst_stride_v, 1024, + halfwidth, height); + return 0; +} + // TODO(fbarchard): Implement row conversion. LIBYUV_API int I422ToNV21(const uint8_t* src_y, |