| Message ID | 20201111143755.24541-5-stanimir.varbanov@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Venus stateful encoder compliance | expand |
On Wed, Nov 11, 2020 at 6:38 AM Stanimir Varbanov <stanimir.varbanov@linaro.org> wrote: > > For resolutions below 720p the size of the compressed buffer must > be bigger. Correct this by checking the resolution when calculating > buffer size and multiply by four. I'm confused because the commit message doesn't appear to line up with the code. It says multiply by four here, but the code has by eight. > > Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org> > --- > drivers/media/platform/qcom/venus/helpers.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c > index 688e3e3e8362..490c026b58a3 100644 > --- a/drivers/media/platform/qcom/venus/helpers.c > +++ b/drivers/media/platform/qcom/venus/helpers.c > @@ -986,6 +986,8 @@ u32 venus_helper_get_framesz(u32 v4l2_fmt, u32 width, u32 height) > > if (compressed) { > sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2 / 2; > + if (width < 1280 || height < 720) > + sz *= 8; > return ALIGN(sz, SZ_4K); > } > > -- > 2.17.1 >
On 11/29/20 8:07 AM, Fritz Koenig wrote: > On Wed, Nov 11, 2020 at 6:38 AM Stanimir Varbanov > <stanimir.varbanov@linaro.org> wrote: >> >> For resolutions below 720p the size of the compressed buffer must >> be bigger. Correct this by checking the resolution when calculating >> buffer size and multiply by four. > > I'm confused because the commit message doesn't appear to line up with > the code. It says multiply by four here, but the code has by eight. Yes, it is confusing. I will correct it in next version. > >> >> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org> >> --- >> drivers/media/platform/qcom/venus/helpers.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c >> index 688e3e3e8362..490c026b58a3 100644 >> --- a/drivers/media/platform/qcom/venus/helpers.c >> +++ b/drivers/media/platform/qcom/venus/helpers.c >> @@ -986,6 +986,8 @@ u32 venus_helper_get_framesz(u32 v4l2_fmt, u32 width, u32 height) >> >> if (compressed) { >> sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2 / 2; >> + if (width < 1280 || height < 720) >> + sz *= 8; >> return ALIGN(sz, SZ_4K); >> } >> >> -- >> 2.17.1 >>
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c index 688e3e3e8362..490c026b58a3 100644 --- a/drivers/media/platform/qcom/venus/helpers.c +++ b/drivers/media/platform/qcom/venus/helpers.c @@ -986,6 +986,8 @@ u32 venus_helper_get_framesz(u32 v4l2_fmt, u32 width, u32 height) if (compressed) { sz = ALIGN(height, 32) * ALIGN(width, 32) * 3 / 2 / 2; + if (width < 1280 || height < 720) + sz *= 8; return ALIGN(sz, SZ_4K); }
For resolutions below 720p the size of the compressed buffer must be bigger. Correct this by checking the resolution when calculating buffer size and multiply by four. Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org> --- drivers/media/platform/qcom/venus/helpers.c | 2 ++ 1 file changed, 2 insertions(+)