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

V4L/DVB (8080): ivtv: make sure all v4l2_format fields are filled in

Browse Source 
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil
2008-06-21 08:00:56 -03:00
committed by Mauro Carvalho Chehab
parent 3f038d8003
commit e88360c0f3
1 changed files with 65 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

108
drivers/media/video/ivtv/ivtv-ioctl.c
View File

@@ -378,6 +378,8 @@ static int ivtv_g_fmt_sliced_vbi_out(struct file *file, void *fh, struct v4l2_fo
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv; struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced;
vbifmt->reserved[0] = 0;
vbifmt->reserved[1] = 0;
if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT)) if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT))
return -EINVAL; return -EINVAL;
vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
@@ -396,21 +398,24 @@ static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f
{ {
struct ivtv_open_id *id = fh; struct ivtv_open_id *id = fh;
struct ivtv *itv = id->itv; struct ivtv *itv = id->itv;
struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
fmt->fmt.pix.width = itv->params.width; pixfmt->width = itv->params.width;
fmt->fmt.pix.height = itv->params.height; pixfmt->height = itv->params.height;
fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; pixfmt->field = V4L2_FIELD_INTERLACED;
if (id->type == IVTV_ENC_STREAM_TYPE_YUV || pixfmt->priv = 0;
id->type == IVTV_DEC_STREAM_TYPE_YUV) { if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
fmt->fmt.pix.sizeimage = pixfmt->sizeimage =
fmt->fmt.pix.height * fmt->fmt.pix.width + pixfmt->height * pixfmt->width +
fmt->fmt.pix.height * (fmt->fmt.pix.width / 2); pixfmt->height * (pixfmt->width / 2);
pixfmt->bytesperline = 720;
} else { } else {
fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
fmt->fmt.pix.sizeimage = 128 * 1024; pixfmt->sizeimage = 128 * 1024;
pixfmt->bytesperline = 0;
} }
return 0; return 0;
} }
@@ -418,14 +423,18 @@ static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f
static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt) static int ivtv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *fmt)
{ {
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv; struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_vbi_format *vbifmt = &fmt->fmt.vbi;
fmt->fmt.vbi.sampling_rate = 27000000; vbifmt->sampling_rate = 27000000;
fmt->fmt.vbi.offset = 248; vbifmt->offset = 248;
fmt->fmt.vbi.samples_per_line = itv->vbi.raw_decoder_line_size - 4; vbifmt->samples_per_line = itv->vbi.raw_decoder_line_size - 4;
fmt->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; vbifmt->sample_format = V4L2_PIX_FMT_GREY;
fmt->fmt.vbi.start[0] = itv->vbi.start[0]; vbifmt->start[0] = itv->vbi.start[0];
fmt->fmt.vbi.start[1] = itv->vbi.start[1]; vbifmt->start[1] = itv->vbi.start[1];
fmt->fmt.vbi.count[0] = fmt->fmt.vbi.count[1] = itv->vbi.count; vbifmt->count[0] = vbifmt->count[1] = itv->vbi.count;
vbifmt->flags = 0;
vbifmt->reserved[0] = 0;
vbifmt->reserved[1] = 0;
return 0; return 0;
} }
@@ -435,6 +444,8 @@ static int ivtv_g_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_fo
struct ivtv_open_id *id = fh; struct ivtv_open_id *id = fh;
struct ivtv *itv = id->itv; struct ivtv *itv = id->itv;
vbifmt->reserved[0] = 0;
vbifmt->reserved[1] = 0;
vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
if (id->type == IVTV_DEC_STREAM_TYPE_VBI) { if (id->type == IVTV_DEC_STREAM_TYPE_VBI) {
@@ -453,42 +464,39 @@ static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *f
{ {
struct ivtv_open_id *id = fh; struct ivtv_open_id *id = fh;
struct ivtv *itv = id->itv; struct ivtv *itv = id->itv;
struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL; return -EINVAL;
fmt->fmt.pix.width = itv->main_rect.width; pixfmt->width = itv->main_rect.width;
fmt->fmt.pix.height = itv->main_rect.height; pixfmt->height = itv->main_rect.height;
fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; pixfmt->field = V4L2_FIELD_INTERLACED;
pixfmt->priv = 0;
if (id->type == IVTV_DEC_STREAM_TYPE_YUV) { if (id->type == IVTV_DEC_STREAM_TYPE_YUV) {
switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) { switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) {
case IVTV_YUV_MODE_INTERLACED: case IVTV_YUV_MODE_INTERLACED:
fmt->fmt.pix.field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ? pixfmt->field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ?
V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB; V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB;
break; break;
case IVTV_YUV_MODE_PROGRESSIVE: case IVTV_YUV_MODE_PROGRESSIVE:
fmt->fmt.pix.field = V4L2_FIELD_NONE; pixfmt->field = V4L2_FIELD_NONE;
break; break;
default: default:
fmt->fmt.pix.field = V4L2_FIELD_ANY; pixfmt->field = V4L2_FIELD_ANY;
break; break;
} }
fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
fmt->fmt.pix.bytesperline = 720; pixfmt->bytesperline = 720;
fmt->fmt.pix.width = itv->yuv_info.v4l2_src_w; pixfmt->width = itv->yuv_info.v4l2_src_w;
fmt->fmt.pix.height = itv->yuv_info.v4l2_src_h; pixfmt->height = itv->yuv_info.v4l2_src_h;
/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
fmt->fmt.pix.sizeimage = pixfmt->sizeimage =
1080 * ((fmt->fmt.pix.height + 31) & ~31); 1080 * ((pixfmt->height + 31) & ~31);
} else if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12;
/* YUV size is (Y=(h*w) + UV=(h*(w/2))) */
fmt->fmt.pix.sizeimage =
fmt->fmt.pix.height * fmt->fmt.pix.width +
fmt->fmt.pix.height * (fmt->fmt.pix.width / 2);
} else { } else {
fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; pixfmt->pixelformat = V4L2_PIX_FMT_MPEG;
fmt->fmt.pix.sizeimage = 128 * 1024; pixfmt->sizeimage = 128 * 1024;
pixfmt->bytesperline = 0;
} }
return 0; return 0;
} }
@@ -496,11 +504,19 @@ static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *f
static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt) static int ivtv_g_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
{ {
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv; struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_window *winfmt = &fmt->fmt.win;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL; return -EINVAL;
fmt->fmt.win.chromakey = itv->osd_chroma_key; winfmt->chromakey = itv->osd_chroma_key;
fmt->fmt.win.global_alpha = itv->osd_global_alpha; winfmt->global_alpha = itv->osd_global_alpha;
winfmt->field = V4L2_FIELD_INTERLACED;
winfmt->clips = NULL;
winfmt->clipcount = 0;
winfmt->bitmap = NULL;
winfmt->w.top = winfmt->w.left = 0;
winfmt->w.width = itv->osd_rect.width;
winfmt->w.height = itv->osd_rect.height;
return 0; return 0;
} }
@@ -542,7 +558,8 @@ static int ivtv_try_fmt_sliced_vbi_cap(struct file *file, void *fh, struct v4l2_
/* set sliced VBI capture format */ /* set sliced VBI capture format */
vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36;
memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved)); vbifmt->reserved[0] = 0;
vbifmt->reserved[1] = 0;
if (vbifmt->service_set) if (vbifmt->service_set)
ivtv_expand_service_set(vbifmt, itv->is_50hz); ivtv_expand_service_set(vbifmt, itv->is_50hz);
@@ -581,9 +598,14 @@ static int ivtv_try_fmt_vid_out(struct file *file, void *fh, struct v4l2_format
static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt) static int ivtv_try_fmt_vid_out_overlay(struct file *file, void *fh, struct v4l2_format *fmt)
{ {
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv; struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
u32 chromakey = fmt->fmt.win.chromakey;
u8 global_alpha = fmt->fmt.win.global_alpha;
if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT))
return -EINVAL; return -EINVAL;
ivtv_g_fmt_vid_out_overlay(file, fh, fmt);
fmt->fmt.win.chromakey = chromakey;
fmt->fmt.win.global_alpha = global_alpha;
return 0; return 0;
} }