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testdmabuf: Fix NV12

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The code was computing the wrong size.
This commit is contained in:
Benjamin Otte 2023-10-21 16:39:53 +02:00
parent 2d9fbb16bc
commit 7ab9056c11
1 changed files with 6 additions and 5 deletions
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11
tests/testdmabuf.c
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@ -180,7 +180,7 @@ nv12_create_buffer (uint32_t drm_format,
int x, y;
uint32_t *rgb_row;
uint8_t *y_base;
uint16_t *uv_base;
uint8_t *uv_base;
uint8_t *y_row;
uint16_t *uv_row;
uint32_t argb;
@ -190,21 +190,22 @@ nv12_create_buffer (uint32_t drm_format,
g_assert (drm_format == DRM_FORMAT_NV12);
/* Full size Y, quarter UV */
/* Full size Y plane, half size UV plane */
bytes = rgb_width * rgb_height +
(rgb_width / 2) * (rgb_height / 2) * sizeof (uint16_t);
rgb_width * (rgb_height / 2);
*size = bytes;
buf = g_new0 (guchar, bytes);
*uv_offset = rgb_width * rgb_height;
y_base = buf;
uv_base = (uint16_t *)(y_base + rgb_width * rgb_height);
uv_base = y_base + rgb_width * rgb_height;
for (y = 0; y < rgb_height; y++)
{
rgb_row = (uint32_t *) (rgb_data + y * 4 * rgb_width);
y_row = y_base + y * rgb_width;
uv_row = (uint16_t *) (uv_base + (y / 2) * (rgb_width / 2));
uv_row = (uint16_t *) (uv_base + (y / 2) * rgb_width);
for (x = 0; x < rgb_width; x++)
{