Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-02-05 Thread Ben Chang
Hi, Do we have a conclusion on whether this patch can be pushed in? Thanks, Ben On Tue, Jan 30, 2018 at 4:25 PM, Ben Chang wrote: > > > On Fri, Jan 26, 2018 at 3:10 PM, Mark Thompson wrote: > >> On 26/01/18 20:51, Ben Chang wrote: >> > On Fri, Jan 26, 2018 at 3:32 AM, Mark Thompson wrote: >>

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-30 Thread Ben Chang
On Fri, Jan 26, 2018 at 3:10 PM, Mark Thompson wrote: > On 26/01/18 20:51, Ben Chang wrote: > > On Fri, Jan 26, 2018 at 3:32 AM, Mark Thompson wrote: > > > >> On 26/01/18 09:06, Ben Chang wrote: > >>> Thanks for the review Mark. > >>> > > To clarify, since it is less clear now with the trimmed c

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-26 Thread Mark Thompson
On 26/01/18 20:51, Ben Chang wrote: > On Fri, Jan 26, 2018 at 3:32 AM, Mark Thompson wrote: > >> On 26/01/18 09:06, Ben Chang wrote: >>> Thanks for the review Mark. >>> To clarify, since it is less clear now with the trimmed context: my two comments about this change are completely independent.

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-26 Thread Ben Chang
On Fri, Jan 26, 2018 at 3:32 AM, Mark Thompson wrote: > On 26/01/18 09:06, Ben Chang wrote: > > Thanks for the review Mark. > > > > There are some cuda kernels in the driver that may be invoked depending > on > > the nvenc operations specified in the commandline. My observation from > > looking

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-26 Thread Timo Rothenpieler
Am 26.01.2018 um 10:06 schrieb Ben Chang: Thanks for the review Mark. On Thu, Jan 25, 2018 at 4:13 PM, Mark Thompson wrote: diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index 4a91d99..2da251b 100644 --- a/libavcodec/nvenc.c +++ b/libavcodec/nvenc.c @@ -420,6 +420,12 @@ static av_cold

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-26 Thread Mark Thompson
On 26/01/18 09:06, Ben Chang wrote: > Thanks for the review Mark. > > On Thu, Jan 25, 2018 at 4:13 PM, Mark Thompson wrote: >> >>> diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c >>> index 4a91d99..2da251b 100644 >>> --- a/libavcodec/nvenc.c >>> +++ b/libavcodec/nvenc.c >>> @@ -420,6 +420,12

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-26 Thread Ben Chang
Thanks for the review Mark. On Thu, Jan 25, 2018 at 4:13 PM, Mark Thompson wrote: > > > diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c > > index 4a91d99..2da251b 100644 > > --- a/libavcodec/nvenc.c > > +++ b/libavcodec/nvenc.c > > @@ -420,6 +420,12 @@ static av_cold int nvenc_check_device(A

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-25 Thread Bang He
On Thu, Jan 25, 2018 at 7:44 AM, Ben Chang wrote: > Hi, > > Please help review this patch to reduce stack frame size per GPU thread. > The default allocation size per thread (1024 bytes) is excessive and can be > reduced to 128 bytes based on nvidia cuda kernel compilation statistics. > This shou

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-25 Thread Mark Thompson
On 24/01/18 23:44, Ben Chang wrote: > Hi, > > Please help review this patch to reduce stack frame size per GPU thread. The > default allocation size per thread (1024 bytes) is excessive and can be > reduced to 128 bytes based on nvidia cuda kernel compilation statistics. This > should help with

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-25 Thread Timo Rothenpieler
Am 26.01.2018 um 00:17 schrieb Ben Chang: Just use another provider like gmail. Done. Patch looks ok on first glance, will do a proper review tomorrow. smime.p7s Description: S/MIME Cryptographic Signature ___ ffmpeg-devel mailing list ffmpeg-dev

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-25 Thread Ben Chang
>Just use another provider like gmail. Done. Patch-wise, is it approved? Thanks, Ben ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-25 Thread Carl Eugen Hoyos
2018-01-25 3:41 GMT+01:00 Ben Chang : >> Please remove this or use another email address. > > Is this absolutely necessary? Have you ever read the footer? You are sending an email to a public email list that you know is mirrored on the internet and claim that the content of your email may be con

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-24 Thread Ben Chang
Thanks for the review Carl. > This looks as if your commit message spans several lines, should be one line > followed by an empty line and as many more lines as you need. Fixed. Reattaching. > Is there a reason why the error messages are different? I am following the current convention of cuda e

Re: [FFmpeg-devel] [PATCH]: Change Stack Frame Limit in Cuda Context

2018-01-24 Thread Carl Eugen Hoyos
2018-01-25 0:44 GMT+01:00 Ben Chang : > Please help review this patch to reduce stack frame size per GPU > thread. The default allocation size per thread (1024 bytes) is > excessive and can be reduced to 128 bytes based on nvidia cuda > kernel compilation statistics. This should help with reducing