Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Carl Eugen Hoyos
Jan Ekstrom gmail.com> writes: > >> +int hdtv; > > > > Please rename to sdtv so you can remove the assignment > > from init_decoder(). > > What would that make of the default value? The default value for (all) context variables is 0. I am just trying to make the patch smaller, the assignm

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Hendrik Leppkes
On Sat, Apr 23, 2016 at 2:33 PM, Jan Ekstrom wrote: > On Sat, Apr 23, 2016 at 3:21 PM, wm4 wrote: >> In that case the hdtv field should be completely removed, and the test >> put in the palette conversion code. >> > > If avctx->height is by default 0, then it would have to be something a la: > >

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Jan Ekstrom
On Sat, Apr 23, 2016 at 3:21 PM, wm4 wrote: > In that case the hdtv field should be completely removed, and the test > put in the palette conversion code. > If avctx->height is by default 0, then it would have to be something a la: if (!avctx->height || avctx->height > 576) { YUV_TO_RGB1_CCI

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Jan Ekstrom
On Sat, Apr 23, 2016 at 11:09 AM, Carl Eugen Hoyos wrote: > Please mention the relevant ticket in the commit message. OK, will do. > >> +int hdtv; > > Please rename to sdtv so you can remove the assignment from > init_decoder(). > What would that make of the default value? The current desig

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread wm4
On Sat, 23 Apr 2016 13:53:00 +0200 Hendrik Leppkes wrote: > On Sat, Apr 23, 2016 at 1:18 PM, wm4 wrote: > > On Fri, 22 Apr 2016 23:06:37 +0300 > > Jan Ekström wrote: > > > >> Functionality used before didn't widen the values from limited to > >> full range. Additionally, now the decoder uses

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Jan Ekstrom
On Sat, Apr 23, 2016 at 2:53 PM, Hendrik Leppkes wrote: > Otherwise, I think Carl's suggestion might help, PGS subtitles are > generally from Blu-rays, which means most of it is HD, so swapping the > flag to detect SD conditions might make it act more "appropriate" in > absence of w/h. The defaul

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Hendrik Leppkes
On Sat, Apr 23, 2016 at 1:18 PM, wm4 wrote: > On Fri, 22 Apr 2016 23:06:37 +0300 > Jan Ekström wrote: > >> Functionality used before didn't widen the values from limited to >> full range. Additionally, now the decoder uses BT.709 where it >> should be used according to the video resolution. >> >>

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread wm4
On Fri, 22 Apr 2016 23:06:37 +0300 Jan Ekström wrote: > Functionality used before didn't widen the values from limited to > full range. Additionally, now the decoder uses BT.709 where it > should be used according to the video resolution. > > Default for not yet set colorimetry is BT.709 due to

Re: [FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-23 Thread Carl Eugen Hoyos
Jan Ekström gmail.com> writes: > Functionality used before didn't widen the values from limited to > full range. Additionally, now the decoder uses BT.709 where it > should be used according to the video resolution. Please mention the relevant ticket in the commit message. > +int hdtv; Ple

[FFmpeg-devel] [PATCH] pgssubdec: fix subpicture output colorspace and range

2016-04-22 Thread Jan Ekström
Functionality used before didn't widen the values from limited to full range. Additionally, now the decoder uses BT.709 where it should be used according to the video resolution. Default for not yet set colorimetry is BT.709 due to most observed HDMV content being HD. BT.709 coefficients were gat