diff options
| author | Ian Armstrong <ian@iarmst.demon.co.uk> | 2010-05-23 22:19:11 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-06-01 01:24:33 -0300 |
| commit | bd62307b20ff864c48541e46c3ee2bb9cc330f64 (patch) | |
| tree | c5aa19c86b10627f47453a4c71dcc89f07e5e97d /drivers/media | |
| parent | 5f39b9f660778c3b095fc380da178d58a040add5 (diff) | |
| download | linux-bd62307b20ff864c48541e46c3ee2bb9cc330f64.tar.bz2 | |
V4L/DVB: ivtv: Avoid accidental video standard change
For yuv video output, pass fake values to avoid firmware trying to change
video standard.
Signed-off-by: Ian Armstrong <ian@iarmst.demon.co.uk>
Signed-off-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/ivtv/ivtv-streams.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c index de4288cc1889..5441dc205966 100644 --- a/drivers/media/video/ivtv/ivtv-streams.c +++ b/drivers/media/video/ivtv/ivtv-streams.c @@ -618,12 +618,17 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) struct ivtv *itv = s->itv; struct cx2341x_mpeg_params *p = &itv->params; int datatype; + u16 width; + u16 height; if (s->vdev == NULL) return -EINVAL; IVTV_DEBUG_INFO("Setting some initial decoder settings\n"); + width = p->width; + height = p->height; + /* set audio mode to left/stereo for dual/stereo mode. */ ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode); @@ -646,7 +651,14 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) 2 = yuv_from_host */ switch (s->type) { case IVTV_DEC_STREAM_TYPE_YUV: - datatype = itv->output_mode == OUT_PASSTHROUGH ? 1 : 2; + if (itv->output_mode == OUT_PASSTHROUGH) { + datatype = 1; + } else { + /* Fake size to avoid switching video standard */ + datatype = 2; + width = 720; + height = itv->is_out_50hz ? 576 : 480; + } IVTV_DEBUG_INFO("Setup DEC YUV Stream data[0] = %d\n", datatype); break; case IVTV_DEC_STREAM_TYPE_MPG: @@ -655,7 +667,7 @@ static int ivtv_setup_v4l2_decode_stream(struct ivtv_stream *s) break; } if (ivtv_vapi(itv, CX2341X_DEC_SET_DECODER_SOURCE, 4, datatype, - p->width, p->height, p->audio_properties)) { + width, height, p->audio_properties)) { IVTV_DEBUG_WARN("Couldn't initialize decoder source\n"); } return 0; |