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drm: fixed big endian case for rgb/bgr

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This commit is contained in:
Maxim Devaev
2024-03-26 18:02:08 +02:00
parent a339ff5d06
commit 290282b6b6
1 changed files with 9 additions and 2 deletions
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11
src/libs/drm/drm.c
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@@ -113,7 +113,7 @@ int us_drm_open(us_drm_s *drm, const us_capture_s *cap) {
int stub = 0; // Open the real device with DMA
if (cap == NULL) {
stub = US_DRM_STUB_USER;
} else if (cap->run->format != V4L2_PIX_FMT_RGB24) {
} else if (cap->run->format != V4L2_PIX_FMT_RGB24 && cap->run->format != V4L2_PIX_FMT_BGR24) {
stub = US_DRM_STUB_BAD_FORMAT;
char fourcc_str[8];
us_fourcc_to_string(cap->run->format, fourcc_str, 8);
@@ -468,6 +468,8 @@ static int _drm_init_buffers(us_drm_s *drm, const us_capture_s *cap) {
_D_LOG_DEBUG("Initializing %u %s buffers ...", n_bufs, name);
uint format = DRM_FORMAT_RGB888;
US_CALLOC(run->bufs, n_bufs);
for (run->n_bufs = 0; run->n_bufs < n_bufs; ++run->n_bufs) {
const uint n_buf = run->n_bufs;
@@ -519,11 +521,16 @@ static int _drm_init_buffers(us_drm_s *drm, const us_capture_s *cap) {
}
handles[0] = buf->handle;
strides[0] = cap->run->stride;
switch (cap->run->format) {
case V4L2_PIX_FMT_RGB24: format = (DRM_FORMAT_BIG_ENDIAN ? DRM_FORMAT_BGR888 : DRM_FORMAT_RGB888); break;
case V4L2_PIX_FMT_BGR24: format = (DRM_FORMAT_BIG_ENDIAN ? DRM_FORMAT_RGB888 : DRM_FORMAT_BGR888); break;
}
}
if (drmModeAddFB2(
run->fd,
run->mode.hdisplay, run->mode.vdisplay, DRM_FORMAT_RGB888,
run->mode.hdisplay, run->mode.vdisplay, format,
handles, strides, offsets, &buf->id, 0
)) {
_D_LOG_PERROR("Can't setup buffer=%u", n_buf);