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author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-23 21:13:56 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-06-25 07:05:24 +0200 |
commit | b57e5578f913a304e97cb66aa0044a894ca47f2f (patch) | |
tree | 2f0210661e2f42e10e121311092b6cd1c948914a /drivers/media/video/saa7134 | |
parent | V4L/DVB (4206): Cx88-blackbird: always set encoder height based on tvnorm->id (diff) | |
download | linux-b57e5578f913a304e97cb66aa0044a894ca47f2f.tar.xz linux-b57e5578f913a304e97cb66aa0044a894ca47f2f.zip |
Fixes some sync issues between V4L/DVB development and GIT
Some changes didn't went ok to -git, probably due to changes at merging
patches.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/saa7134')
-rw-r--r-- | drivers/media/video/saa7134/saa6752hs.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/drivers/media/video/saa7134/saa6752hs.c b/drivers/media/video/saa7134/saa6752hs.c index e8c65ddd0181..de7b9e6e932a 100644 --- a/drivers/media/video/saa7134/saa6752hs.c +++ b/drivers/media/video/saa7134/saa6752hs.c @@ -261,45 +261,57 @@ static int saa6752hs_chip_command(struct i2c_client* client, static int saa6752hs_set_bitrate(struct i2c_client* client, - struct v4l2_mpeg_compression* params) + struct saa6752hs_mpeg_params* params) { u8 buf[3]; + int tot_bitrate; /* set the bitrate mode */ buf[0] = 0x71; - buf[1] = (params->vi_bitrate.mode == V4L2_BITRATE_VBR) ? 0 : 1; + buf[1] = (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) ? 0 : 1; i2c_master_send(client, buf, 2); /* set the video bitrate */ - if (params->vi_bitrate.mode == V4L2_BITRATE_VBR) { + if (params->vi_bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) { /* set the target bitrate */ buf[0] = 0x80; - buf[1] = params->vi_bitrate.target >> 8; - buf[2] = params->vi_bitrate.target & 0xff; + buf[1] = params->vi_bitrate >> 8; + buf[2] = params->vi_bitrate & 0xff; i2c_master_send(client, buf, 3); /* set the max bitrate */ buf[0] = 0x81; - buf[1] = params->vi_bitrate.max >> 8; - buf[2] = params->vi_bitrate.max & 0xff; + buf[1] = params->vi_bitrate_peak >> 8; + buf[2] = params->vi_bitrate_peak & 0xff; i2c_master_send(client, buf, 3); + tot_bitrate = params->vi_bitrate_peak; } else { /* set the target bitrate (no max bitrate for CBR) */ buf[0] = 0x81; - buf[1] = params->vi_bitrate.target >> 8; - buf[2] = params->vi_bitrate.target & 0xff; + buf[1] = params->vi_bitrate >> 8; + buf[2] = params->vi_bitrate & 0xff; i2c_master_send(client, buf, 3); + tot_bitrate = params->vi_bitrate; } /* set the audio bitrate */ buf[0] = 0x94; - buf[1] = (256 == params->au_bitrate.target) ? 0 : 1; + buf[1] = (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 0 : 1; i2c_master_send(client, buf, 2); + tot_bitrate += (V4L2_MPEG_AUDIO_L2_BITRATE_256K == params->au_l2_bitrate) ? 256 : 384; + + /* Note: the total max bitrate is determined by adding the video and audio + bitrates together and also adding an extra 768kbit/s to stay on the + safe side. If more control should be required, then an extra MPEG control + should be added. */ + tot_bitrate += 768; + if (tot_bitrate > MPEG_TOTAL_TARGET_BITRATE_MAX) + tot_bitrate = MPEG_TOTAL_TARGET_BITRATE_MAX; /* set the total bitrate */ buf[0] = 0xb1; - buf[1] = params->st_bitrate.target >> 8; - buf[2] = params->st_bitrate.target & 0xff; + buf[1] = tot_bitrate >> 8; + buf[2] = tot_bitrate & 0xff; i2c_master_send(client, buf, 3); return 0; |