Re: [FFmpeg-devel] [PATCH 1/2] Fix detelecine filter for patterns containing 1

2016-03-18 Thread Michael Niedermayer
On Thu, Mar 17, 2016 at 11:09:59PM +0100, Benjamin Steffes wrote: > Signed-off-by: Benjamin Steffes > --- > libavfilter/vf_detelecine.c | 78 > ++--- > 1 file changed, 53 insertions(+), 25 deletions(-) applied thanks [...] -- Michael GnuPG fingerpr

Re: [FFmpeg-devel] [PATCH 2/2] Fix start_frame handling in detelecine filter

2016-03-18 Thread Michael Niedermayer
On Thu, Mar 17, 2016 at 11:10:00PM +0100, Benjamin Steffes wrote: > Signed-off-by: Benjamin Steffes > --- > libavfilter/vf_detelecine.c | 13 - > 1 file changed, 12 insertions(+), 1 deletion(-) applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787

Re: [FFmpeg-devel] [PATCHv3 2/2] all: move ff_exp10, ff_exp10f, ff_fast_powf to lavu/ffmath.h

2016-03-18 Thread Ganesh Ajjanagadde
On Mon, Mar 14, 2016 at 7:05 PM, Ganesh Ajjanagadde wrote: > The idea is to use ffmath.h for internal implementations of math functions. > Currently, it is used for variants of libm functions, but is by no means > limited to such things. > > Note that this is not exported; use lavu/mathematics for

Re: [FFmpeg-devel] [PATCH] lavc/hevc: Allow arbitrarily many trailing_zero_8bits after a NAL unit in bytestream format.

2016-03-18 Thread Michael Niedermayer
On Sat, Mar 19, 2016 at 03:06:22AM +0100, Michael Niedermayer wrote: > On Thu, Mar 17, 2016 at 02:35:27PM +, Mark Thompson wrote: > > On 17/03/16 14:11, Mark Thompson wrote: > > > On 17/03/16 13:57, Michael Niedermayer wrote: > > >> On Thu, Mar 17, 2016 at 01:48:37PM +, Mark Thompson wrote:

Re: [FFmpeg-devel] [PATCH 2/2] lavf: Add coreimage filter for GPU based image filtering on OSX.

2016-03-18 Thread Moritz Barsnick
On Wed, Mar 16, 2016 at 14:43:23 +0100, Thilo Borgmann wrote: > +by a list of space separated float values. Character escaping has to be done. > +A special option name @code{default} is available to use default options for > a > +filter. > +It is required to specify either @code{default} or at le

Re: [FFmpeg-devel] [FFmpeg-cvslog] lavc/dxva2_h264: Fix incorrect assert statement.

2016-03-18 Thread Hendrik Leppkes
On Wed, Mar 16, 2016 at 1:04 PM, wm4 wrote: > On Wed, 16 Mar 2016 22:55:09 +1100 > Matt Oliver wrote: > >> On 16 March 2016 at 22:32, Clément Bœsch wrote: >> >> > On Wed, Mar 16, 2016 at 12:31:35PM +0100, Matt Oliver wrote: >> > > ffmpeg | branch: master | Matt Oliver | Wed Mar >> > 16 22:28:29

Re: [FFmpeg-devel] [PATCH] added support for hardware assist H264 video encoding for the Raspberry Pi

2016-03-18 Thread Amancio Hasty
The patch was against: 2016-02-26-raspbian-jessie.img In my Raspberry Pi system: /opt/vc/include/bcm_host.h in ffmpeg/configure: if enabled vc264_encoder && [ -n "$target_os_default"="linux" ] ; then add_cflags ' -I/opt/vc/include/… ——— Amancio > On Mar 18, 2016, at 11:50 AM, Lou L

[FFmpeg-devel] [PATCH] lavc/aacenc_utils: unroll quantize_bands loop

2016-03-18 Thread Ganesh Ajjanagadde
Yields speedup in quantize_bands, and non-negligible speedup in aac encoding overall. Sample benchmark (Haswell, -march=native + GCC): new: [...] 553 decicycles in quantize_bands, 2097136 runs, 16 skips9x 554 decicycles in quantize_bands, 4194266 runs, 38 skips8x 559 decic

Re: [FFmpeg-devel] [PATCHv3 1/3] lavu/rand: add 64 bit random number generator

2016-03-18 Thread Ganesh Ajjanagadde
On Tue, Mar 15, 2016 at 4:37 PM, Derek Buitenhuis wrote: > On 3/15/2016 10:26 PM, Ganesh Ajjanagadde wrote: >> If one wants good Gaussian samples, then yes, I need a 64 bit rng. >> Please also note that I can use av_lfg_get, it does not result in >> slowdown, since speed benefits here come from th

Re: [FFmpeg-devel] [PATCH] lavc/hevc: Allow arbitrarily many trailing_zero_8bits after a NAL unit in bytestream format.

2016-03-18 Thread Michael Niedermayer
On Thu, Mar 17, 2016 at 02:35:27PM +, Mark Thompson wrote: > On 17/03/16 14:11, Mark Thompson wrote: > > On 17/03/16 13:57, Michael Niedermayer wrote: > >> On Thu, Mar 17, 2016 at 01:48:37PM +, Mark Thompson wrote: > >>> hevc_parse.c | 10 -- > >>> 1 file changed, 8 insertions(+)

[FFmpeg-devel] [PATCH] ffplay: Remove "&& 0" from already disabled debug code

2016-03-18 Thread Michael Niedermayer
Signed-off-by: Michael Niedermayer --- ffplay.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ffplay.c b/ffplay.c index 2cfdf26..ade5159 100644 --- a/ffplay.c +++ b/ffplay.c @@ -1716,7 +1716,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, do

Re: [FFmpeg-devel] [PATCHv3 2/2] all: move ff_exp10, ff_exp10f, ff_fast_powf to lavu/ffmath.h

2016-03-18 Thread Ronald S. Bultje
Hi, On Fri, Mar 18, 2016 at 10:59 AM, Ganesh Ajjanagadde wrote: > On Mon, Mar 14, 2016 at 7:05 PM, Ganesh Ajjanagadde > wrote: > > The idea is to use ffmath.h for internal implementations of math > functions. > > Currently, it is used for variants of libm functions, but is by no means > > limit

Re: [FFmpeg-devel] [PATCH 2/2] lavf: Add coreimage filter for GPU based image filtering on OSX.

2016-03-18 Thread pon pon
build error under osx1095 and clang37 HTMLdoc/libavutil.html HTMLdoc/libswscale.html doc/filters.texi:13909: misplaced { doc/filters.texi:13909: misplaced } doc/filters.texi:5028: @ref reference to nonexistent node `coreimagesrc' make: *** [doc/ffplay-all.html] Error 1 make: *** Waiting fo

Re: [FFmpeg-devel] [PATCH] Fix detelecine filter for patterns like 3444 or 33333334.

2016-03-18 Thread Carl Eugen Hoyos
Michael Niedermayer niedermayer.cc> writes: > On Mon, Mar 14, 2016 at 01:44:24PM +0100, Benjamin Steffes wrote: > > Signed-off-by: Benjamin Steffes gmail.com> > > --- > > libavfilter/vf_detelecine.c | 40 > i think this is correct Patch applied. > independant of this patch, could you add a f

[FFmpeg-devel] [PATCH] lavc/aacenc_utils: unroll abs_pow34_v loop

2016-03-18 Thread Ganesh Ajjanagadde
It seems like in all usages, size is a multiple of 4. This is documented as an assert. Yields speedup in this function, and small speedup for aac encoding overall. Sample benchmark (Haswell, -march=native + GCC): old: [...] 1390 decicycles in abs_pow34_v, 127138 runs, 3934 skips63.1x

Re: [FFmpeg-devel] [PATCH] added support for hardware assist H264 video encoding for the Raspberry Pi

2016-03-18 Thread wm4
On Fri, 18 Mar 2016 11:13:58 -0700 Amancio Hasty wrote: > Amancio Hasty > It seems a bit strange that decoding now uses MMAL, and encoding OMX? Probably also precludes transcoding without copying. ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org

[FFmpeg-devel] [PATCH] log first rtsp ntp time

2016-03-18 Thread Daniel Oberhoff
This enables extracting the source wall clock time from the rtsp stream, which is extremely useful for synchronization with other sources. diff --git a/libavformat/rtpdec.c b/libavformat/rtpdec.c index c8eed7e..e6b353a 100644 --- a/libavformat/rtpdec.c +++ b/libavformat/rtpdec.c @@ -22,6 +22,7 @@

Re: [FFmpeg-devel] libavfilter API design in a realtime environment

2016-03-18 Thread wm4
On Wed, 16 Mar 2016 00:42:24 + Kieran Kunhya wrote: > Hello, > > I want to try and use the libavfilter API to overlay bitmap subtitles on > video from a realtime source. This seems difficult/impossible to do with > the current API hence asking on the main devel list. > > Some questions: >

[FFmpeg-devel] Hardware Encoding on Rasberry Pi

2016-03-18 Thread Philip Herron
Hi all, I've been working on getting real-time video streaming from the raspberry pi camera module. Are there any existing projects to bring hardware encoding to ffmpeg on the pi? I have had better performance using gstreamer to encode the video using: gst-launch-1.0 v4l2src device=/dev/video0 !

Re: [FFmpeg-devel] [PATCH] lavc/hevc: Allow arbitrarily many trailing_zero_8bits after a NAL unit in bytestream format.

2016-03-18 Thread Mark Thompson
On 17/03/16 07:51, Hendrik Leppkes wrote: > On Thu, Mar 17, 2016 at 12:50 AM, Mark Thompson wrote: >> On 16/03/16 23:41, Hendrik Leppkes wrote: >>> On Wed, Mar 16, 2016 at 9:37 PM, Mark Thompson wrote: --- libavcodec/hevc_parse.c | 14 ++ 1 file changed, 14 insertions(+)