V4L/DVB (8518): gspca: Remove the remaining frame decoding functions from the subdrivers.
SPCA505 and SPCA508 added in the pixel formats.
Decode functions and associated resources removed in spca505, 506 and 508.
The decode routines are now found in the V4L library.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/gspca/spca505.c b/drivers/media/video/gspca/spca505.c
index 284d549..32ffe55 100644
--- a/drivers/media/video/gspca/spca505.c
+++ b/drivers/media/video/gspca/spca505.c
@@ -31,10 +31,6 @@
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- int buflen;
- unsigned char tmpbuf[640 * 480 * 3 / 2]; /* YYUV per line */
- unsigned char tmpbuf2[640 * 480 * 2]; /* YUYV */
-
unsigned char brightness;
char subtype;
@@ -64,29 +60,29 @@
};
static struct v4l2_pix_format vga_mode[] = {
- {160, 120, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 160 * 2,
- .sizeimage = 160 * 120 * 2,
+ {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 160 * 3,
+ .sizeimage = 160 * 120 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 5},
- {176, 144, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 176 * 2,
- .sizeimage = 176 * 144 * 2,
+ {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 176 * 3,
+ .sizeimage = 176 * 144 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 4},
- {320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 320 * 2,
- .sizeimage = 320 * 240 * 2,
+ {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 320 * 3,
+ .sizeimage = 320 * 240 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
- {352, 288, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 352 * 2,
- .sizeimage = 352 * 288 * 2,
+ {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 352 * 3,
+ .sizeimage = 352 * 288 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
- {640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 640 * 2,
- .sizeimage = 640 * 480 * 2,
+ {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 640 * 3,
+ .sizeimage = 640 * 480 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
@@ -760,77 +756,30 @@
reg_write(gspca_dev->dev, 0x05, 0x11, 0xf);
}
-/* convert YYUV per line to YUYV (YUV 4:2:2) */
-static void yyuv_decode(unsigned char *out,
- unsigned char *in,
- int width,
- int height)
-{
- unsigned char *Ui, *Vi, *yi, *yi1;
- unsigned char *out1;
- int i, j;
-
- yi = in;
- for (i = height / 2; --i >= 0; ) {
- out1 = out + width * 2; /* next line */
- yi1 = yi + width;
- Ui = yi1 + width;
- Vi = Ui + width / 2;
- for (j = width / 2; --j >= 0; ) {
- *out++ = 128 + *yi++;
- *out++ = 128 + *Ui;
- *out++ = 128 + *yi++;
- *out++ = 128 + *Vi;
-
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Ui++;
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Vi++;
- }
- yi += width * 2;
- out = out1;
- }
-}
-
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
struct gspca_frame *frame, /* target */
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
-
switch (data[0]) {
case 0: /* start of frame */
- if (gspca_dev->last_packet_type == FIRST_PACKET) {
- yyuv_decode(sd->tmpbuf2, sd->tmpbuf,
- gspca_dev->width,
- gspca_dev->height);
- frame = gspca_frame_add(gspca_dev,
- LAST_PACKET,
- frame,
- sd->tmpbuf2,
- gspca_dev->width
- * gspca_dev->height
- * 2);
- }
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
- data, 0);
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ data, 0);
data += SPCA50X_OFFSET_DATA;
len -= SPCA50X_OFFSET_DATA;
- if (len > 0)
- memcpy(sd->tmpbuf, data, len);
- else
- len = 0;
- sd->buflen = len;
- return;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
case 0xff: /* drop */
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
- return;
+ break;
+ default:
+ data += 1;
+ len -= 1;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
}
- data += 1;
- len -= 1;
- memcpy(&sd->tmpbuf[sd->buflen], data, len);
- sd->buflen += len;
}
static void setbrightness(struct gspca_dev *gspca_dev)
diff --git a/drivers/media/video/gspca/spca506.c b/drivers/media/video/gspca/spca506.c
index 2c281a0..6fe715c 100644
--- a/drivers/media/video/gspca/spca506.c
+++ b/drivers/media/video/gspca/spca506.c
@@ -33,10 +33,6 @@
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- int buflen;
- __u8 tmpbuf[640 * 480 * 3]; /* YYUV per line */
- __u8 tmpbuf2[640 * 480 * 2]; /* YUYV */
-
unsigned char brightness;
unsigned char contrast;
unsigned char colors;
@@ -115,29 +111,29 @@
};
static struct v4l2_pix_format vga_mode[] = {
- {160, 120, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 160 * 2,
- .sizeimage = 160 * 120 * 2,
+ {160, 120, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 160 * 3,
+ .sizeimage = 160 * 120 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 5},
- {176, 144, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 176 * 2,
- .sizeimage = 176 * 144 * 2,
+ {176, 144, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 176 * 3,
+ .sizeimage = 176 * 144 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 4},
- {320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 320 * 2,
- .sizeimage = 320 * 240 * 2,
+ {320, 240, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 320 * 3,
+ .sizeimage = 320 * 240 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
- {352, 288, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 352 * 2,
- .sizeimage = 352 * 288 * 2,
+ {352, 288, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 352 * 3,
+ .sizeimage = 352 * 288 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
- {640, 480, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 640 * 2,
- .sizeimage = 640 * 480 * 2,
+ {640, 480, V4L2_PIX_FMT_SPCA505, V4L2_FIELD_NONE,
+ .bytesperline = 640 * 3,
+ .sizeimage = 640 * 480 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
@@ -572,77 +568,30 @@
{
}
-/* convert YYUV per line to YUYV (YUV 4:2:2) */
-static void yyuv_decode(unsigned char *out,
- unsigned char *in,
- int width,
- int height)
-{
- unsigned char *Ui, *Vi, *yi, *yi1;
- unsigned char *out1;
- int i, j;
-
- yi = in;
- for (i = height / 2; --i >= 0; ) {
- out1 = out + width * 2; /* next line */
- yi1 = yi + width;
- Ui = yi1 + width;
- Vi = Ui + width / 2;
- for (j = width / 2; --j >= 0; ) {
- *out++ = 128 + *yi++;
- *out++ = 128 + *Ui;
- *out++ = 128 + *yi++;
- *out++ = 128 + *Vi;
-
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Ui++;
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Vi++;
- }
- yi += width * 2;
- out = out1;
- }
-}
-
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
struct gspca_frame *frame, /* target */
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
-
switch (data[0]) {
case 0: /* start of frame */
- if (gspca_dev->last_packet_type == FIRST_PACKET) {
- yyuv_decode(sd->tmpbuf2, sd->tmpbuf,
- gspca_dev->width,
- gspca_dev->height);
- frame = gspca_frame_add(gspca_dev,
- LAST_PACKET,
- frame,
- sd->tmpbuf2,
- gspca_dev->width
- * gspca_dev->height
- * 2);
- }
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
- data, 0);
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ data, 0);
data += SPCA50X_OFFSET_DATA;
len -= SPCA50X_OFFSET_DATA;
- if (len > 0)
- memcpy(sd->tmpbuf, data, len);
- else
- len = 0;
- sd->buflen = len;
- return;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
case 0xff: /* drop */
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
- return;
+ break;
+ default:
+ data += 1;
+ len -= 1;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
}
- data += 1;
- len -= 1;
- memcpy(&sd->tmpbuf[sd->buflen], data, len);
- sd->buflen += len;
}
static void setbrightness(struct gspca_dev *gspca_dev)
diff --git a/drivers/media/video/gspca/spca508.c b/drivers/media/video/gspca/spca508.c
index af531d6..4378e96 100644
--- a/drivers/media/video/gspca/spca508.c
+++ b/drivers/media/video/gspca/spca508.c
@@ -30,10 +30,6 @@
struct sd {
struct gspca_dev gspca_dev; /* !! must be the first item */
- int buflen;
- unsigned char tmpbuf[352 * 288 * 3 / 2]; /* YUVY per line */
- unsigned char tmpbuf2[352 * 288 * 2]; /* YUYV */
-
unsigned char brightness;
char subtype;
@@ -68,23 +64,23 @@
static struct v4l2_pix_format sif_mode[] = {
{160, 120, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 160 * 2,
- .sizeimage = 160 * 120 * 2,
+ .bytesperline = 160 * 3,
+ .sizeimage = 160 * 120 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 3},
{176, 144, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 176 * 2,
- .sizeimage = 176 * 144 * 2,
+ .bytesperline = 176 * 3,
+ .sizeimage = 176 * 144 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
{320, 240, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 320 * 2,
- .sizeimage = 320 * 240 * 2,
+ .bytesperline = 320 * 3,
+ .sizeimage = 320 * 240 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{352, 288, V4L2_PIX_FMT_YUYV, V4L2_FIELD_NONE,
- .bytesperline = 352 * 2,
- .sizeimage = 352 * 288 * 2,
+ .bytesperline = 352 * 3,
+ .sizeimage = 352 * 288 * 3 / 2,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
};
@@ -1567,77 +1563,30 @@
{
}
-/* convert YUVY per line to YUYV (YUV 4:2:2) */
-static void yuvy_decode(unsigned char *out,
- unsigned char *in,
- int width,
- int height)
-{
- unsigned char *Ui, *Vi, *yi, *yi1;
- unsigned char *out1;
- int i, j;
-
- yi = in;
- for (i = height / 2; --i >= 0; ) {
- out1 = out + width * 2; /* next line */
- Ui = yi + width;
- Vi = Ui + width / 2;
- yi1 = Vi + width / 2;
- for (j = width / 2; --j >= 0; ) {
- *out++ = 128 + *yi++;
- *out++ = 128 + *Ui;
- *out++ = 128 + *yi++;
- *out++ = 128 + *Vi;
-
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Ui++;
- *out1++ = 128 + *yi1++;
- *out1++ = 128 + *Vi++;
- }
- yi += width * 2;
- out = out1;
- }
-}
-
static void sd_pkt_scan(struct gspca_dev *gspca_dev,
struct gspca_frame *frame, /* target */
__u8 *data, /* isoc packet */
int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
-
switch (data[0]) {
case 0: /* start of frame */
- if (gspca_dev->last_packet_type == FIRST_PACKET) {
- yuvy_decode(sd->tmpbuf2, sd->tmpbuf,
- gspca_dev->width,
- gspca_dev->height);
- frame = gspca_frame_add(gspca_dev,
- LAST_PACKET,
- frame,
- sd->tmpbuf2,
- gspca_dev->width
- * gspca_dev->height
- * 2);
- }
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
- data, 0);
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ data, 0);
data += SPCA508_OFFSET_DATA;
len -= SPCA508_OFFSET_DATA;
- if (len > 0)
- memcpy(sd->tmpbuf, data, len);
- else
- len = 0;
- sd->buflen = len;
- return;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
case 0xff: /* drop */
/* gspca_dev->last_packet_type = DISCARD_PACKET; */
- return;
+ break;
+ default:
+ data += 1;
+ len -= 1;
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame,
+ data, len);
+ break;
}
- data += 1;
- len -= 1;
- memcpy(&sd->tmpbuf[sd->buflen], data, len);
- sd->buflen += len;
}
static void setbrightness(struct gspca_dev *gspca_dev)
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index cc0c895..7d9ac04 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -324,6 +324,8 @@
#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
+#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S','5','0','5') /* YYUV per line */
+#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S','5','0','8') /* YUVY per line */
#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */