@@ -420,10 +420,11 @@ static int vt_pixbuf_set_colorspace(AVHWFramesContext *hwfc,
switch (src->color_trc) {
case AVCOL_TRC_SMPTE2084:
- if (__builtin_available(macOS 10.13, *))
+ #if HAVE_KCVIMAGEBUFFERTRANSFERFUNCTION_SMPTE_ST_2084_PQ
colortrc = kCVImageBufferTransferFunction_SMPTE_ST_2084_PQ;
- else
+ #else
colortrc = CFSTR("SMPTE_ST_2084_PQ");
+ #endif
break;
case AVCOL_TRC_BT2020_10:
case AVCOL_TRC_BT2020_12:
@@ -445,10 +446,11 @@ static int vt_pixbuf_set_colorspace(AVHWFramesContext *hwfc,
colortrc = CFSTR("SMPTE_ST_428_1");
break;
case AVCOL_TRC_ARIB_STD_B67:
- if (__builtin_available(macOS 10.13, *))
+ #if HAVE_KCVIMAGEBUFFERTRANSFERFUNCTION_ITU_R_2100_HLG
colortrc = kCVImageBufferTransferFunction_ITU_R_2100_HLG;
- else
+ #else
colortrc = CFSTR("ITU_R_2100_HLG");
+ #endif
break;
case AVCOL_TRC_GAMMA22:
gamma = 2.2;