diff options
Diffstat (limited to 'drivers/media/video/usbvision/usbvision-core.c')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-core.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c index f344411a4578..c9b2042f8bdf 100644 --- a/drivers/media/video/usbvision/usbvision-core.c +++ b/drivers/media/video/usbvision/usbvision-core.c @@ -601,13 +601,12 @@ static int usbvision_decompress(struct usb_usbvision *usbvision, unsigned char * unsigned char *decompressed, int *start_pos, int *block_typestart_pos, int len) { - int rest_pixel, idx, max_pos, pos, extra_pos, block_len, block_type_pos, block_type_len; + int rest_pixel, idx, pos, extra_pos, block_len, block_type_pos, block_type_len; unsigned char block_byte, block_code, block_type, block_type_byte, integrator; integrator = 0; pos = *start_pos; block_type_pos = *block_typestart_pos; - max_pos = 396; /* pos + len; */ extra_pos = pos; block_len = 0; block_byte = 0; @@ -702,7 +701,7 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision unsigned char strip_data[USBVISION_STRIP_LEN_MAX]; unsigned char strip_header[USBVISION_STRIP_HEADER_LEN]; int idx, idx_end, strip_len, strip_ptr, startblock_pos, block_pos, block_type_pos; - int clipmask_index, bytes_per_pixel, rc; + int clipmask_index; int image_size; unsigned char rv, gv, bv; static unsigned char *Y, *U, *V; @@ -769,7 +768,6 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision return parse_state_next_frame; } - bytes_per_pixel = frame->v4l2_format.bytes_per_pixel; clipmask_index = frame->curline * MAX_FRAME_WIDTH; scratch_get(usbvision, strip_data, strip_len); @@ -781,14 +779,14 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision usbvision->block_pos = block_pos; - rc = usbvision_decompress(usbvision, strip_data, Y, &block_pos, &block_type_pos, idx_end); + usbvision_decompress(usbvision, strip_data, Y, &block_pos, &block_type_pos, idx_end); if (strip_len > usbvision->max_strip_len) usbvision->max_strip_len = strip_len; if (frame->curline % 2) - rc = usbvision_decompress(usbvision, strip_data, V, &block_pos, &block_type_pos, idx_end / 2); + usbvision_decompress(usbvision, strip_data, V, &block_pos, &block_type_pos, idx_end / 2); else - rc = usbvision_decompress(usbvision, strip_data, U, &block_pos, &block_type_pos, idx_end / 2); + usbvision_decompress(usbvision, strip_data, U, &block_pos, &block_type_pos, idx_end / 2); if (block_pos > usbvision->comprblock_pos) usbvision->comprblock_pos = block_pos; |