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PATCH: gspca, spca561: fix low res modes

PATCH Hans de Goede 1 participant 1 message Jul 3, 2008 Media (V4L/DVB)

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Hi All,

The low (half) res modes of the spca561 are not spca561 compressed, but are raw bayer, this patches fixes this and adds a PIX_FMT define for the GBRG bayer format used by the spca561 in low res mode.

Regards,

Hans

The low (half) res modes of the spca561 are not spca561 compressed, but are raw bayer, this patches fixes this and adds a PIX_FMT define for the GBRG bayer format used by the spca561 in low res mode.

linux/drivers/media/video/gspca/spca561.c renamed from linux/drivers/media/video/gspca/spca561.c~ +3 -3
@@ -98,8 +98,8 @@ static struct ctrl sd_ctrls[] = {
 };
 
 static struct cam_mode sif_mode[] = {
-	{V4L2_PIX_FMT_SPCA561, 160, 120, 3},
-	{V4L2_PIX_FMT_SPCA561, 176, 144, 2},
+	{V4L2_PIX_FMT_SGBRG8, 160, 120, 3},
+	{V4L2_PIX_FMT_SGBRG8, 176, 144, 2},
 	{V4L2_PIX_FMT_SPCA561, 320, 240, 1},
 	{V4L2_PIX_FMT_SPCA561, 352, 288, 0},
 };
@@ -808,7 +808,7 @@ static void sd_pkt_scan(struct gspca_dev
 			gspca_frame_add(gspca_dev, FIRST_PACKET,
 					frame, data, len);
 		} else {
-			/*fixme: which format?*/
+			/* raw bayer (with a header, which we skip) */
 			data += 20;
 			len -= 20;
 			gspca_frame_add(gspca_dev, FIRST_PACKET,
linux/include/linux/videodev2.h renamed from linux/include/linux/videodev2.h~ +1 -0
@@ -310,6 +310,7 @@ struct v4l2_pix_format
 
 /* see http://www.siliconimaging.com/RGB%20Bayer.htm */
 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B','A','8','1') /*  8  BGBG.. GRGR.. */
+#define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G','B','R','G') /*  8  GBGB.. RGRG.. */
 #define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B','Y','R','2') /* 16  BGBG.. GRGR.. */
 
 /* compressed formats */

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