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| author | Steven Toth <stoth@kernellabs.com> | 2010-07-31 15:05:35 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 07:54:49 -0200 |
| commit | 5fa56ccdacc54f5f694141c1a74f781cf77874bb (patch) | |
| tree | 9e94fce2d895a7742557ced8eb354c670128766c /drivers/media/video/saa7164/saa7164-encoder.c | |
| parent | f91d095c92e8fdcb6bd8cb35e8fa9c87d9c10768 (diff) | |
| download | kernel_samsung_smdk4412-5fa56ccdacc54f5f694141c1a74f781cf77874bb.zip kernel_samsung_smdk4412-5fa56ccdacc54f5f694141c1a74f781cf77874bb.tar.gz kernel_samsung_smdk4412-5fa56ccdacc54f5f694141c1a74f781cf77874bb.tar.bz2 | |
[media] saa7164: allow variable length GOP sizes and switch encoder default to CBR
Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7164/saa7164-encoder.c')
| -rw-r--r-- | drivers/media/video/saa7164/saa7164-encoder.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/media/video/saa7164/saa7164-encoder.c b/drivers/media/video/saa7164/saa7164-encoder.c index c357e2d..cedeeec 100644 --- a/drivers/media/video/saa7164/saa7164-encoder.c +++ b/drivers/media/video/saa7164/saa7164-encoder.c @@ -42,14 +42,14 @@ static const u32 saa7164_v4l2_ctrls[] = { V4L2_CID_HUE, V4L2_CID_AUDIO_VOLUME, V4L2_CID_SHARPNESS, + V4L2_CID_MPEG_STREAM_TYPE, V4L2_CID_MPEG_VIDEO_ASPECT, + V4L2_CID_MPEG_VIDEO_B_FRAMES, V4L2_CID_MPEG_VIDEO_GOP_SIZE, - V4L2_CID_MPEG_STREAM_TYPE, V4L2_CID_MPEG_AUDIO_MUTE, V4L2_CID_MPEG_VIDEO_BITRATE_MODE, V4L2_CID_MPEG_VIDEO_BITRATE, V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, - V4L2_CID_MPEG_VIDEO_B_FRAMES, 0 }; @@ -392,6 +392,9 @@ static int saa7164_get_ctrl(struct saa7164_port *port, case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: ctrl->value = params->bitrate_peak; break; + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + ctrl->value = params->gop_size; + break; default: return -EINVAL; } @@ -535,6 +538,9 @@ static int saa7164_set_ctrl(struct saa7164_port *port, case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: params->bitrate_peak = ctrl->value; break; + case V4L2_CID_MPEG_VIDEO_GOP_SIZE: + params->gop_size = ctrl->value; + break; default: return -EINVAL; } @@ -1336,11 +1342,12 @@ int saa7164_encoder_register(struct saa7164_port *port) port->ctl_sharpness = 8; port->encoder_params.bitrate = ENCODER_DEF_BITRATE; port->encoder_params.bitrate_peak = ENCODER_DEF_BITRATE; - port->encoder_params.bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_VBR; + port->encoder_params.bitrate_mode = V4L2_MPEG_VIDEO_BITRATE_MODE_CBR; port->encoder_params.stream_type = V4L2_MPEG_STREAM_TYPE_MPEG2_PS; port->encoder_params.ctl_mute = 0; port->encoder_params.ctl_aspect = V4L2_MPEG_VIDEO_ASPECT_4x3; port->encoder_params.refdist = 1; + port->encoder_params.gop_size = SAA7164_ENCODER_DEFAULT_GOP_SIZE; if (port->encodernorm.id & V4L2_STD_525_60) port->height = 480; |