Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-09 Thread James Cowgill
Hi, On 09/08/17 04:59, Edmund Grimley Evans wrote: > James: >> I think the runtime is working, but this is the testcase from the SIGBUS >> bug which you can use: >> >> ffmpeg -f lavfi -i testsrc=s=32x32:d=0.1 -strict -2 -c:v libx264rgb -f avi >> libx264rgb.avi -y -hide_banner -nostdin >> ffmpeg

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-09 Thread Edmund Grimley Evans
James: > I think the runtime is working, but this is the testcase from the SIGBUS > bug which you can use: > > ffmpeg -f lavfi -i testsrc=s=32x32:d=0.1 -strict -2 -c:v libx264rgb -f avi > libx264rgb.avi -y -hide_banner -nostdin > ffmpeg -strict -2 -i libx264rgb.avi -t 1 -c:v rawvideo -c:a

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-08 Thread James Cowgill
Hi, On 06/08/17 04:01, Edmund Grimley Evans wrote: > As far as I know, the best way to implement run-time detection of > hardware capabilities is with getauxval(AT_HWCAP) and > getauxval(AT_HWCAP2). > > There is some kind of NEON detection in ffmeg. See, for example: > >

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-06 Thread Edmund Grimley Evans
As far as I know, the best way to implement run-time detection of hardware capabilities is with getauxval(AT_HWCAP) and getauxval(AT_HWCAP2). There is some kind of NEON detection in ffmeg. See, for example: https://sources.debian.net/src/ffmpeg/7:3.3.3-1/libavutil/arm/cpu.c/ That code appears

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-05 Thread Steve Langasek
Control: forcemerge 870622 -1 Hi James, On Sat, Aug 05, 2017 at 02:40:12PM -0400, James Cowgill wrote: > > The latest release of ffmpeg enables NEON support by default when building > > on armhf; however, NEON support is not a standard part of the ARMv7 ABI, and > > Debian supports running

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-05 Thread James Cowgill
Hi Steve, On 03/08/17 21:03, Steve Langasek wrote: > Package: ffmpeg > Version: 7:3.3.3-1 > Severity: important > Tags: patch > User: ubuntu-de...@lists.ubuntu.com > Usertags: origin-ubuntu artful ubuntu-patch autopkgtest > > Dear maintainers, > > The latest release of ffmpeg enables NEON

Bug#870676: ffmpeg requires NEON on armhf, which is not part of the ARMv7 ABI

2017-08-03 Thread Steve Langasek
Package: ffmpeg Version: 7:3.3.3-1 Severity: important Tags: patch User: ubuntu-de...@lists.ubuntu.com Usertags: origin-ubuntu artful ubuntu-patch autopkgtest Dear maintainers, The latest release of ffmpeg enables NEON support by default when building on armhf; however, NEON support is not a