From da2b3b3e115d2793b5475039ca4d7f364135fcf4 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Fri, 10 Jul 2015 10:37:52 -0300 Subject: [media] coda: implement VBV delay and buffer size controls The encoder allows to specify the VBV model reference decoder's initial delay and buffer size. Export the corresponding V4L2 controls. Signed-off-by: Philipp Zabel Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/coda/coda-bit.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/media/platform/coda/coda-bit.c') diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index bcb9911..b14affc 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -922,6 +922,9 @@ static int coda_start_encoding(struct coda_ctx *ctx) value = (ctx->params.bitrate & CODA_RATECONTROL_BITRATE_MASK) << CODA_RATECONTROL_BITRATE_OFFSET; value |= 1 & CODA_RATECONTROL_ENABLE_MASK; + value |= (ctx->params.vbv_delay & + CODA_RATECONTROL_INITIALDELAY_MASK) + << CODA_RATECONTROL_INITIALDELAY_OFFSET; if (dev->devtype->product == CODA_960) value |= BIT(31); /* disable autoskip */ } else { @@ -929,7 +932,7 @@ static int coda_start_encoding(struct coda_ctx *ctx) } coda_write(dev, value, CODA_CMD_ENC_SEQ_RC_PARA); - coda_write(dev, 0, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); + coda_write(dev, ctx->params.vbv_size, CODA_CMD_ENC_SEQ_RC_BUF_SIZE); coda_write(dev, ctx->params.intra_refresh, CODA_CMD_ENC_SEQ_INTRA_REFRESH); -- cgit v1.1