diff options
Diffstat (limited to 'drivers/media/video/pwc/pwc-misc.c')
| -rw-r--r-- | drivers/media/video/pwc/pwc-misc.c | 67 |
1 files changed, 30 insertions, 37 deletions
diff --git a/drivers/media/video/pwc/pwc-misc.c b/drivers/media/video/pwc/pwc-misc.c index 58fe79747992..589c687439da 100644 --- a/drivers/media/video/pwc/pwc-misc.c +++ b/drivers/media/video/pwc/pwc-misc.c @@ -1,7 +1,7 @@ /* Linux driver for Philips webcam Various miscellaneous functions and tables. (C) 1999-2003 Nemosoft Unv. - (C) 2004 Luc Saillard (luc@saillard.org) + (C) 2004-2006 Luc Saillard (luc@saillard.org) NOTE: this version of pwc is an unofficial (modified) release of pwc & pcwx driver and thus may have bugs that are not present in the original version. @@ -24,18 +24,17 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#include <linux/slab.h> #include "pwc.h" -struct pwc_coord pwc_image_sizes[PSZ_MAX] = +const struct pwc_coord pwc_image_sizes[PSZ_MAX] = { - { 128, 96, 0 }, - { 160, 120, 0 }, - { 176, 144, 0 }, - { 320, 240, 0 }, - { 352, 288, 0 }, - { 640, 480, 0 }, + { 128, 96, 0 }, /* sqcif */ + { 160, 120, 0 }, /* qsif */ + { 176, 144, 0 }, /* qcif */ + { 320, 240, 0 }, /* sif */ + { 352, 288, 0 }, /* cif */ + { 640, 480, 0 }, /* vga */ }; /* x,y -> PSZ_ */ @@ -52,7 +51,7 @@ int pwc_decode_size(struct pwc_device *pdev, int width, int height) { if (width > pdev->abs_max.x || height > pdev->abs_max.y) { - Debug("VIDEO_PALETTE_RAW: going beyond abs_max.\n"); + PWC_DEBUG_SIZE("VIDEO_PALETTE_RAW: going beyond abs_max.\n"); return -1; } } @@ -60,7 +59,7 @@ int pwc_decode_size(struct pwc_device *pdev, int width, int height) { if (width > pdev->view_max.x || height > pdev->view_max.y) { - Debug("VIDEO_PALETTE_ not RAW: going beyond view_max.\n"); + PWC_DEBUG_SIZE("VIDEO_PALETTE_not RAW: going beyond view_max.\n"); return -1; } } @@ -81,9 +80,8 @@ int pwc_decode_size(struct pwc_device *pdev, int width, int height) /* initialize variables depending on type and decompressor*/ void pwc_construct(struct pwc_device *pdev) { - switch(pdev->type) { - case 645: - case 646: + if (DEVICE_USE_CODEC1(pdev->type)) { + pdev->view_min.x = 128; pdev->view_min.y = 96; pdev->view_max.x = 352; @@ -95,10 +93,23 @@ void pwc_construct(struct pwc_device *pdev) pdev->vendpoint = 4; pdev->frame_header_size = 0; pdev->frame_trailer_size = 0; - break; - case 675: - case 680: - case 690: + + } else if (DEVICE_USE_CODEC3(pdev->type)) { + + pdev->view_min.x = 160; + pdev->view_min.y = 120; + pdev->view_max.x = 640; + pdev->view_max.y = 480; + pdev->image_mask = 1 << PSZ_QSIF | 1 << PSZ_SIF | 1 << PSZ_VGA; + pdev->abs_max.x = 640; + pdev->abs_max.y = 480; + pdev->vcinterface = 3; + pdev->vendpoint = 5; + pdev->frame_header_size = TOUCAM_HEADER_SIZE; + pdev->frame_trailer_size = TOUCAM_TRAILER_SIZE; + + } else /* if (DEVICE_USE_CODEC2(pdev->type)) */ { + pdev->view_min.x = 128; pdev->view_min.y = 96; /* Anthill bug #38: PWC always reports max size, even without PWCX */ @@ -111,30 +122,12 @@ void pwc_construct(struct pwc_device *pdev) pdev->vendpoint = 4; pdev->frame_header_size = 0; pdev->frame_trailer_size = 0; - break; - case 720: - case 730: - case 740: - case 750: - pdev->view_min.x = 160; - pdev->view_min.y = 120; - pdev->view_max.x = 640; - pdev->view_max.y = 480; - pdev->image_mask = 1 << PSZ_QSIF | 1 << PSZ_SIF | 1 << PSZ_VGA; - pdev->abs_max.x = 640; - pdev->abs_max.y = 480; - pdev->vcinterface = 3; - pdev->vendpoint = 5; - pdev->frame_header_size = TOUCAM_HEADER_SIZE; - pdev->frame_trailer_size = TOUCAM_TRAILER_SIZE; - break; } - Debug("type = %d\n",pdev->type); pdev->vpalette = VIDEO_PALETTE_YUV420P; /* default */ pdev->view_min.size = pdev->view_min.x * pdev->view_min.y; pdev->view_max.size = pdev->view_max.x * pdev->view_max.y; /* length of image, in YUV format; always allocate enough memory. */ - pdev->len_per_image = (pdev->abs_max.x * pdev->abs_max.y * 3) / 2; + pdev->len_per_image = PAGE_ALIGN((pdev->abs_max.x * pdev->abs_max.y * 3) / 2); } |