Implement tiles and SMPTE test pattern generation for the NV12, NV21,
NV16 and NV61 formats.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
tests/modetest/modetest.c | 46 +++++++++++++++++++++++++++-----------------
1 files changed, 28 insertions(+), 18 deletions(-)
diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
index f1dfe98..bdb74ae 100644
--- a/tests/modetest/modetest.c
+++ b/tests/modetest/modetest.c
@@ -633,6 +633,8 @@ static const struct format_info format_info[] = {
/* YUV semi-planar */
{ DRM_FORMAT_NV12, "NV12", MAKE_YUV_INFO(YUV_YCbCr, 2, 2, 2) },
{ DRM_FORMAT_NV21, "NV21", MAKE_YUV_INFO(YUV_YCrCb, 2, 2, 2) },
+ { DRM_FORMAT_NV16, "NV16", MAKE_YUV_INFO(YUV_YCbCr, 2, 1, 2) },
+ { DRM_FORMAT_NV61, "NV61", MAKE_YUV_INFO(YUV_YCrCb, 2, 1, 2) },
/* YUV planar */
{ DRM_FORMAT_YVU420, "YV12", MAKE_YUV_INFO(YUV_YCrCb, 2, 2, 1) },
/* RGB */
@@ -1032,6 +1034,8 @@ fill_smpte(const struct format_info *info, void *planes[3], unsigned int width,
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
+ case DRM_FORMAT_NV16:
+ case DRM_FORMAT_NV61:
u = info->yuv.order & YUV_YCbCr ? planes[1] : planes[1] + 1;
v = info->yuv.order & YUV_YCrCb ? planes[1] : planes[1] + 1;
return fill_smpte_yuv_planar(&info->yuv, planes[0], u, v,
@@ -1109,27 +1113,29 @@ fill_tiles_yuv_planar(const struct yuv_info *yuv,
unsigned int height, unsigned int stride)
{
unsigned int cs = yuv->chroma_stride;
- unsigned int i, j;
-
- for (j = 0; j < height; j+=2) {
- unsigned char *y1p = y_mem + j * stride;
- unsigned char *y2p = y1p + stride;
- unsigned char *up = u_mem + (j/2) * stride * cs / 2;
- unsigned char *vp = v_mem + (j/2) * stride * cs / 2;
+ unsigned int xsub = yuv->xsub;
+ unsigned int ysub = yuv->ysub;
+ unsigned int x;
+ unsigned int y;
- for (i = 0; i < width; i+=2) {
- div_t d = div(i+j, width);
- uint32_t rgb = 0x00130502 * (d.quot >> 6) + 0x000a1120 * (d.rem >> 6);
- unsigned char *rgbp = (unsigned char *)&rgb;
- unsigned char y = (0.299 * rgbp[RED]) + (0.587 * rgbp[GREEN]) + (0.114 * rgbp[BLUE]);
+ for (y = 0; y < height; ++y) {
+ for (x = 0; x < width; ++x) {
+ div_t d = div(x+y, width);
+ uint32_t rgb32 = 0x00130502 * (d.quot >> 6)
+ + 0x000a1120 * (d.rem >> 6);
+ struct color_yuv color =
+ MAKE_YUV_601((rgb32 >> 16) & 0xff,
+ (rgb32 >> 8) & 0xff, rgb32 & 0xff);
- *(y2p++) = *(y1p++) = y;
- *(y2p++) = *(y1p++) = y;
+ y_mem[x] = color.y;
+ u_mem[x/xsub*cs] = color.u;
+ v_mem[x/xsub*cs] = color.v;
+ }
- *up = (rgbp[BLUE] - y) * 0.565 + 128;
- *vp = (rgbp[RED] - y) * 0.713 + 128;
- up += cs;
- vp += cs;
+ y_mem += stride;
+ if ((y + 1) % ysub == 0) {
+ u_mem += stride * cs / xsub;
+ v_mem += stride * cs / xsub;
}
}
}
@@ -1222,6 +1228,8 @@ fill_tiles(const struct format_info *info, void *planes[3], unsigned int width,
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
+ case DRM_FORMAT_NV16:
+ case DRM_FORMAT_NV61:
u = info->yuv.order & YUV_YCbCr ? planes[1] : planes[1] + 1;
v = info->yuv.order & YUV_YCrCb ? planes[1] : planes[1] + 1;
return fill_tiles_yuv_planar(&info->yuv, planes[0], u, v,
@@ -1371,6 +1379,8 @@ create_test_buffer(struct kms_driver *kms, unsigned int format,
case DRM_FORMAT_NV12:
case DRM_FORMAT_NV21:
+ case DRM_FORMAT_NV16:
+ case DRM_FORMAT_NV61:
pitches[0] = width;
offsets[0] = 0;
kms_bo_get_prop(bo, KMS_HANDLE, &handles[0]);
--
1.7.8.6
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