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Diffstat (limited to 'v4l2-mfc-example')
-rw-r--r--v4l2-mfc-example/fimc.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/v4l2-mfc-example/fimc.c b/v4l2-mfc-example/fimc.c
index 0459c38..c193fdb 100644
--- a/v4l2-mfc-example/fimc.c
+++ b/v4l2-mfc-example/fimc.c
@@ -104,7 +104,14 @@ int fimc_sfmt(struct instance *i, int width, int height,
fmt.fmt.pix_mp.height != height ||
fmt.fmt.pix_mp.num_planes != num_planes ||
fmt.fmt.pix_mp.pixelformat != pix_fmt) {
- err("Format was changed by FIMC so we abort operations");
+ err("Format was changed by FIMC so we abort operations\n"
+ "This may happen around kernel 3.16 as the format supported by FIMC\n"
+ "was changed.\n\n"
+ "To fix this please change function fimc_setup_capture in fimc.c (around line 162)\n"
+ "It should use V4L2_PIX_FMT_BGR32 for 3.16+ instead of V4L2_PIX_FMT_RGB32 used by 3.15-\n\n"
+ "Please read patch: \"s5p-fimc: Changed RGB32 to BGR32\"\n"
+ "\thttp://www.spinics.net/lists/linux-media/msg74953.html\n"
+ "\thttps://patchwork.linuxtv.org/patch/23236/");
return -1;
}
@@ -172,7 +179,7 @@ int fimc_setup_capture(struct instance *i)
fmt = V4L2_PIX_FMT_RGB565;
break;
case 32:
- fmt = V4L2_PIX_FMT_RGB32;
+ fmt = V4L2_PIX_FMT_BGR32;
break;
default:
err("Framebuffer format in not recognized. Bpp=%d", i->fimc.bpp);