iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[media] coda: add bytesperline to queue data

Browse Source 
bytesperline is calculated in multiple places, store it in the coda_q_data
structure. This will be more useful later when adding JPEG support.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Philipp Zabel 2014-07-11 06:36:36 -03:00 committed by Mauro Carvalho Chehab
parent 8f45284c4e
commit 2fd6a3709e
1 changed files with 16 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/media/platform/coda.c
View File

@ -119,6 +119,7 @@ struct coda_devtype {
struct coda_q_data {
unsigned int width;
unsigned int height;
unsigned int bytesperline;
unsigned int sizeimage;
unsigned int fourcc;
struct v4l2_rect rect;
@ -636,10 +637,7 @@ static int coda_g_fmt(struct file *file, void *priv,
f->fmt.pix.pixelformat = q_data->fourcc;
f->fmt.pix.width = q_data->width;
f->fmt.pix.height = q_data->height;
if (coda_format_is_yuv(f->fmt.pix.pixelformat))
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 2);
else /* encoded formats h.264/mpeg4 */
f->fmt.pix.bytesperline = 0;
f->fmt.pix.bytesperline = q_data->bytesperline;
f->fmt.pix.sizeimage = q_data->sizeimage;
f->fmt.pix.colorspace = ctx->colorspace;
@ -787,6 +785,7 @@ static int coda_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
q_data->fourcc = f->fmt.pix.pixelformat;
q_data->width = f->fmt.pix.width;
q_data->height = f->fmt.pix.height;
q_data->bytesperline = f->fmt.pix.bytesperline;
q_data->sizeimage = f->fmt.pix.sizeimage;
q_data->rect.left = 0;
q_data->rect.top = 0;
@ -1347,14 +1346,16 @@ static void coda_prepare_encode(struct coda_ctx *ctx)
switch (q_data_src->fourcc) {
case V4L2_PIX_FMT_YVU420:
/* Switch Cb and Cr for YVU420 format */
picture_cr = picture_y + q_data_src->width * q_data_src->height;
picture_cb = picture_cr + q_data_src->width / 2 *
picture_cr = picture_y + q_data_src->bytesperline *
q_data_src->height;
picture_cb = picture_cr + q_data_src->bytesperline / 2 *
q_data_src->height / 2;
break;
case V4L2_PIX_FMT_YUV420:
default:
picture_cb = picture_y + q_data_src->width * q_data_src->height;
picture_cr = picture_cb + q_data_src->width / 2 *
picture_cb = picture_y + q_data_src->bytesperline *
q_data_src->height;
picture_cr = picture_cb + q_data_src->bytesperline / 2 *
q_data_src->height / 2;
break;
}
@ -1596,9 +1597,11 @@ static void set_default_params(struct coda_ctx *ctx)
ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc;
ctx->q_data[V4L2_M2M_SRC].width = max_w;
ctx->q_data[V4L2_M2M_SRC].height = max_h;
ctx->q_data[V4L2_M2M_SRC].bytesperline = max_w;
ctx->q_data[V4L2_M2M_SRC].sizeimage = (max_w * max_h * 3) / 2;
ctx->q_data[V4L2_M2M_DST].width = max_w;
ctx->q_data[V4L2_M2M_DST].height = max_h;
ctx->q_data[V4L2_M2M_DST].bytesperline = 0;
ctx->q_data[V4L2_M2M_DST].sizeimage = CODA_MAX_FRAME_SIZE;
ctx->q_data[V4L2_M2M_SRC].rect.width = max_w;
ctx->q_data[V4L2_M2M_SRC].rect.height = max_h;
@ -2533,10 +2536,12 @@ static int coda_start_encoding(struct coda_ctx *ctx)
}
coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM);
coda_write(dev, round_up(q_data_src->width, 8), CODA_CMD_SET_FRAME_BUF_STRIDE);
if (dev->devtype->product == CODA_7541)
coda_write(dev, round_up(q_data_src->width, 8),
coda_write(dev, q_data_src->bytesperline,
CODA_CMD_SET_FRAME_BUF_STRIDE);
if (dev->devtype->product == CODA_7541) {
coda_write(dev, q_data_src->bytesperline,
CODA7_CMD_SET_FRAME_SOURCE_BUF_STRIDE);
}
if (dev->devtype->product != CODA_DX6) {
coda_write(dev, ctx->iram_info.buf_bit_use,
CODA7_CMD_SET_FRAME_AXI_BIT_ADDR);