diff options
| author | Leo Liu <[email protected]> | 2017-09-20 12:36:14 -0400 |
|---|---|---|
| committer | Leo Liu <[email protected]> | 2017-09-25 09:42:14 -0400 |
| commit | 737d13637dbf460d379a66bd2d50ef5b27b8571a (patch) | |
| tree | bd8d1c59587c5ea9622569e0385f5e66e1d80244 /src | |
| parent | a2ebe579922d77d2fc5cbefacf46db875615d9dc (diff) | |
vl/csc: add a RGB to YUV CSC matrix
Acked-by: Christian König <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/auxiliary/vl/vl_csc.c | 9 | ||||
| -rw-r--r-- | src/gallium/auxiliary/vl/vl_csc.h | 3 |
2 files changed, 11 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/vl/vl_csc.c b/src/gallium/auxiliary/vl/vl_csc.c index e4395d0624d..861eda683a6 100644 --- a/src/gallium/auxiliary/vl/vl_csc.c +++ b/src/gallium/auxiliary/vl/vl_csc.c @@ -131,6 +131,12 @@ static const vl_csc_matrix smpte240m = { 1.0f, 1.785f, 0.0f, 0.0f, } }; +static const vl_csc_matrix bt_709_rev = { + { 0.183f, 0.614f, 0.062f, 0.0625f}, + {-0.101f, -0.338f, 0.439f, 0.5f }, + { 0.439f, -0.399f, -0.040f, 0.5f } +}; + static const vl_csc_matrix identity = { { 1.0f, 0.0f, 0.0f, 0.0f, }, @@ -184,6 +190,9 @@ void vl_csc_get_matrix(enum VL_CSC_COLOR_STANDARD cs, case VL_CSC_COLOR_STANDARD_SMPTE_240M: cstd = &smpte240m; break; + case VL_CSC_COLOR_STANDARD_BT_709_REV: + memcpy(matrix, bt_709_rev, sizeof(vl_csc_matrix)); + return; case VL_CSC_COLOR_STANDARD_IDENTITY: default: assert(cs == VL_CSC_COLOR_STANDARD_IDENTITY); diff --git a/src/gallium/auxiliary/vl/vl_csc.h b/src/gallium/auxiliary/vl/vl_csc.h index 4927470e426..8623e1b3be5 100644 --- a/src/gallium/auxiliary/vl/vl_csc.h +++ b/src/gallium/auxiliary/vl/vl_csc.h @@ -45,7 +45,8 @@ enum VL_CSC_COLOR_STANDARD VL_CSC_COLOR_STANDARD_IDENTITY, VL_CSC_COLOR_STANDARD_BT_601, VL_CSC_COLOR_STANDARD_BT_709, - VL_CSC_COLOR_STANDARD_SMPTE_240M + VL_CSC_COLOR_STANDARD_SMPTE_240M, + VL_CSC_COLOR_STANDARD_BT_709_REV }; extern const struct vl_procamp vl_default_procamp; |