redonkable/alistair23-linux
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[media] mem2mem_testdev: fix field, sequence and time copying

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- Set the sequence counters correctly.
- Copy timestamps, timecode, relevant buffer flags and field from
  the received buffer to the outgoing buffer.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Hans Verkuil 2014-03-10 10:58:28 -03:00 committed by Mauro Carvalho Chehab
parent a773632c1f
commit ca5f5fdb29
1 changed files with 24 additions and 3 deletions
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27
drivers/media/platform/mem2mem_testdev.c
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@ -112,6 +112,7 @@ struct m2mtest_q_data {
unsigned int width;
unsigned int height;
unsigned int sizeimage;
unsigned int sequence;
struct m2mtest_fmt *fmt;
};
@ -234,12 +235,21 @@ static int device_process(struct m2mtest_ctx *ctx,
bytes_left = bytesperline - tile_w * MEM2MEM_NUM_TILES;
w = 0;
out_vb->v4l2_buf.sequence = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE)->sequence++;
in_vb->v4l2_buf.sequence = q_data->sequence++;
memcpy(&out_vb->v4l2_buf.timestamp,
&in_vb->v4l2_buf.timestamp,
sizeof(struct timeval));
out_vb->v4l2_buf.flags &= ~V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
out_vb->v4l2_buf.flags |=
in_vb->v4l2_buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK;
if (in_vb->v4l2_buf.flags & V4L2_BUF_FLAG_TIMECODE)
memcpy(&out_vb->v4l2_buf.timecode, &in_vb->v4l2_buf.timecode,
sizeof(struct v4l2_timecode));
out_vb->v4l2_buf.field = in_vb->v4l2_buf.field;
out_vb->v4l2_buf.flags = in_vb->v4l2_buf.flags &
(V4L2_BUF_FLAG_TIMECODE |
V4L2_BUF_FLAG_KEYFRAME |
V4L2_BUF_FLAG_PFRAME |
V4L2_BUF_FLAG_BFRAME |
V4L2_BUF_FLAG_TSTAMP_SRC_MASK);
switch (ctx->mode) {
case MEM2MEM_HFLIP | MEM2MEM_VFLIP:
@ -765,9 +775,19 @@ static int m2mtest_buf_prepare(struct vb2_buffer *vb)
static void m2mtest_buf_queue(struct vb2_buffer *vb)
{
struct m2mtest_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
v4l2_m2m_buf_queue(ctx->fh.m2m_ctx, vb);
}
static int m2mtest_start_streaming(struct vb2_queue *q, unsigned count)
{
struct m2mtest_ctx *ctx = vb2_get_drv_priv(q);
struct m2mtest_q_data *q_data = get_q_data(ctx, q->type);
q_data->sequence = 0;
return 0;
}
static int m2mtest_stop_streaming(struct vb2_queue *q)
{
struct m2mtest_ctx *ctx = vb2_get_drv_priv(q);
@ -792,6 +812,7 @@ static struct vb2_ops m2mtest_qops = {
.queue_setup = m2mtest_queue_setup,
.buf_prepare = m2mtest_buf_prepare,
.buf_queue = m2mtest_buf_queue,
.start_streaming = m2mtest_start_streaming,
.stop_streaming = m2mtest_stop_streaming,
.wait_prepare = vb2_ops_wait_prepare,
.wait_finish = vb2_ops_wait_finish,