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Subject: [media] V4l: sh_mobile_ceu_camera: fix cropping offset calculation Author: Guennadi Liakhovetski <[email protected]> Date: Wed Feb 16 18:42:24 2011 -0300 Use the correct scales to calculate cropping offsets. Signed-off-by: Guennadi Liakhovetski <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/video/sh_mobile_ceu_camera.c | 12 ++++-------- 1 files changed, 4 insertions(+), 8 deletions(-) --- http://git.linuxtv.org/media_tree.git?a=commitdiff;h=c75b56369fe587ef4774a2b11638a09b180b227c diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c index 325f50d..61f3701 100644 --- a/drivers/media/video/sh_mobile_ceu_camera.c +++ b/drivers/media/video/sh_mobile_ceu_camera.c @@ -1348,7 +1348,7 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, struct device *dev = icd->dev.parent; struct v4l2_mbus_framefmt mf; unsigned int scale_cam_h, scale_cam_v, scale_ceu_h, scale_ceu_v, - out_width, out_height, scale_h, scale_v; + out_width, out_height; int interm_width, interm_height; u32 capsr, cflcr; int ret; @@ -1406,10 +1406,6 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, scale_ceu_h = calc_scale(interm_width, &out_width); scale_ceu_v = calc_scale(interm_height, &out_height); - /* Calculate camera scales */ - scale_h = calc_generic_scale(cam_rect->width, out_width); - scale_v = calc_generic_scale(cam_rect->height, out_height); - dev_geo(dev, "5: CEU scales %u:%u\n", scale_ceu_h, scale_ceu_v); /* Apply CEU scales. */ @@ -1421,8 +1417,8 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, icd->user_width = out_width; icd->user_height = out_height; - cam->ceu_left = scale_down(rect->left - cam_rect->left, scale_h) & ~1; - cam->ceu_top = scale_down(rect->top - cam_rect->top, scale_v) & ~1; + cam->ceu_left = scale_down(rect->left - cam_rect->left, scale_cam_h) & ~1; + cam->ceu_top = scale_down(rect->top - cam_rect->top, scale_cam_v) & ~1; /* 6. Use CEU cropping to crop to the new window. */ sh_mobile_ceu_set_rect(icd); @@ -1433,7 +1429,7 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, icd->user_width, icd->user_height, cam->ceu_left, cam->ceu_top); - /* Restore capture */ + /* Restore capture. The CE bit can be cleared by the hardware */ if (pcdev->active) capsr |= 1; capture_restore(pcdev, capsr); _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
