gnu: Add tvtime.

* gnu/packages/tv.scm,
  gnu/packages/patches/tvtime-gcc41.patch,
  gnu/packages/patches/tvtime-pngoutput.patch,
  gnu/packages/patches/tvtime-videodev2.patch,
  gnu/packages/patches/tvtime-xmltv.patch: New files.
* gnu-system.am (GNU_SYSTEM_MODULES): Add package.
  (dist_patch_DATA): Add patches.

gnu-system.am

@@ -294,6 +294,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/tmux.scm				\
   gnu/packages/tor.scm				\
   gnu/packages/tre.scm				\
+  gnu/packages/tv.scm				\
   gnu/packages/unrtf.scm			\
   gnu/packages/upnp.scm				\
   gnu/packages/uucp.scm				\
@@ -547,6 +548,10 @@ dist_patch_DATA =						\
   gnu/packages/patches/teckit-cstdio.patch			\
   gnu/packages/patches/texi2html-document-encoding.patch	\
   gnu/packages/patches/texi2html-i18n.patch			\
+  gnu/packages/patches/tvtime-gcc41.patch			\
+  gnu/packages/patches/tvtime-pngoutput.patch			\
+  gnu/packages/patches/tvtime-videodev2.patch			\
+  gnu/packages/patches/tvtime-xmltv.patch			\
   gnu/packages/patches/unzip-CVE-2014-8139.patch		\
   gnu/packages/patches/unzip-CVE-2014-8140.patch		\
   gnu/packages/patches/unzip-CVE-2014-8141.patch		\

gnu/packages/patches/tvtime-gcc41.patch

@@ -0,0 +1,58 @@
+Source: https://projects.archlinux.org/svntogit/community.git/tree/trunk/tvtime-1.0.2-gcc41.patch?h=packages/tvtime
+
+--- tvtime-1.0.1/plugins/greedyh.asm	2005-08-14 18:16:43.000000000 +0200
++++ tvtime-1.0.1-gcc41/plugins/greedyh.asm	2005-11-28 17:53:09.210774544 +0100
+@@ -18,7 +18,7 @@
+ 
+ #include "x86-64_macros.inc"
+ 
+-void DScalerFilterGreedyH::FUNCT_NAME(TDeinterlaceInfo* pInfo)
++void FUNCT_NAME(TDeinterlaceInfo* pInfo)
+ {
+     int64_t i;
+     bool InfoIsOdd = (pInfo->PictureHistory[0]->Flags & PICTURE_INTERLACED_ODD) ? 1 : 0;
+diff -Naur tvtime-1.0.1/plugins/tomsmocomp/TomsMoCompAll2.inc tvtime-1.0.1-gcc41/plugins/tomsmocomp/TomsMoCompAll2.inc
+--- tvtime-1.0.1/plugins/tomsmocomp/TomsMoCompAll2.inc	2004-10-20 17:31:05.000000000 +0200
++++ tvtime-1.0.1-gcc41/plugins/tomsmocomp/TomsMoCompAll2.inc	2005-11-28 17:53:33.251119856 +0100
+@@ -5,9 +5,9 @@
+ #endif
+ 
+ #ifdef USE_STRANGE_BOB
+-#define SEARCH_EFFORT_FUNC(n) DScalerFilterTomsMoComp::SEFUNC(n##_SB)
++#define SEARCH_EFFORT_FUNC(n) SEFUNC(n##_SB)
+ #else
+-#define SEARCH_EFFORT_FUNC(n) DScalerFilterTomsMoComp::SEFUNC(n)
++#define SEARCH_EFFORT_FUNC(n) SEFUNC(n)
+ #endif
+ 
+ int SEARCH_EFFORT_FUNC(0)		// we don't try at all ;-)
+diff -Naur tvtime-1.0.1/plugins/tomsmocomp.cpp tvtime-1.0.1-gcc41/plugins/tomsmocomp.cpp
+--- tvtime-1.0.1/plugins/tomsmocomp.cpp	2004-10-20 19:38:04.000000000 +0200
++++ tvtime-1.0.1-gcc41/plugins/tomsmocomp.cpp	2005-11-28 17:52:53.862107896 +0100
+@@ -31,7 +31,7 @@
+ 
+ #define IS_MMX
+ #define SSE_TYPE MMX
+-#define FUNCT_NAME DScalerFilterTomsMoComp::filterDScaler_MMX
++#define FUNCT_NAME filterDScaler_MMX
+ #include "tomsmocomp/TomsMoCompAll.inc"
+ #undef  IS_MMX
+ #undef  SSE_TYPE
+@@ -39,7 +39,7 @@
+ 
+ #define IS_3DNOW
+ #define SSE_TYPE 3DNOW
+-#define FUNCT_NAME DScalerFilterTomsMoComp::filterDScaler_3DNOW
++#define FUNCT_NAME filterDScaler_3DNOW
+ #include "tomsmocomp/TomsMoCompAll.inc"
+ #undef  IS_3DNOW
+ #undef  SSE_TYPE
+@@ -47,7 +47,7 @@
+ 
+ #define IS_SSE
+ #define SSE_TYPE SSE
+-#define FUNCT_NAME DScalerFilterTomsMoComp::filterDScaler_SSE
++#define FUNCT_NAME filterDScaler_SSE
+ #include "tomsmocomp/TomsMoCompAll.inc"
+ #undef  IS_SSE
+ #undef  SSE_TYPE

gnu/packages/patches/tvtime-pngoutput.patch

@@ -0,0 +1,15 @@
+Source: https://sources.debian.net/src/tvtime/1.0.2-14/debian/patches/libpng.diff
+
+From: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+Date: Mon, 14 May 2012 19:01:31 +0900
+Prepares the package for libpng 1.5.  Closes: #650582.
+
+--- tvtime-1.0.2.orig/src/pngoutput.c
++++ tvtime-1.0.2/src/pngoutput.c
+@@ -18,5 +18,6 @@
+ 
+ #include <stdio.h>
+ #include <stdlib.h>
++#include <zlib.h>
+ #include <png.h>
+ #include "pngoutput.h" 

gnu/packages/patches/tvtime-videodev2.patch

@@ -0,0 +1,15 @@
+Fix compilation error: non-existing header file.
+
+This is an excerpt from the debian patch:
+http://http.debian.net/debian/pool/main/t/tvtime/tvtime_1.0.2-14.diff.gz
+
+--- tvtime-1.0.2.orig/src/videodev2.h
++++ tvtime-1.0.2/src/videodev2.h
+@@ -16,7 +16,6 @@
+ #ifdef __KERNEL__
+ #include <linux/time.h> /* need struct timeval */
+ #endif
+-#include <linux/compiler.h> /* need __user */
+ 
+ /* for kernel versions 2.4.26 and below: */
+ #ifndef __user

gnu/packages/patches/tvtime-xmltv.patch

@@ -0,0 +1,28 @@
+Fix compilation error: conflicting types for 'locale_t'.
+
+This is an excerpt from the debian patch ... 
+http://http.debian.net/debian/pool/main/t/tvtime/tvtime_1.0.2-14.diff.gz
+
+--- tvtime-1.0.2.orig/src/xmltv.c
++++ tvtime-1.0.2/src/xmltv.c
+@@ -118,9 +118,9 @@
+ typedef struct {
+     const char *code;
+     const char *name;
+-} locale_t;
++} tvtime_locale_t;
+ 
+-static locale_t locale_table[] = {
++static tvtime_locale_t locale_table[] = {
+     {"AA", "Afar"},           {"AB", "Abkhazian"},      {"AF", "Afrikaans"},
+     {"AM", "Amharic"},        {"AR", "Arabic"},         {"AS", "Assamese"},
+     {"AY", "Aymara"},         {"AZ", "Azerbaijani"},    {"BA", "Bashkir"},
+@@ -168,7 +168,7 @@
+     {"XH", "Xhosa"},          {"YO", "Yoruba"},         {"ZH", "Chinese"},
+     {"ZU", "Zulu"} };
+ 
+-const int num_locales = sizeof( locale_table ) / sizeof( locale_t );
++const int num_locales = sizeof( locale_table ) / sizeof( tvtime_locale_t );
+ 
+ /**
+  * Timezone parsing code based loosely on the algorithm in

gnu/packages/tv.scm

@@ -0,0 +1,64 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Alex Kost <alezost@gmail.com>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages tv)
+  #:use-module (guix packages)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages xorg)
+  #:use-module (gnu packages image)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages xml)
+  #:use-module (gnu packages fontutils))
+
+(define-public tvtime
+  (package
+    (name "tvtime")
+    (version "1.0.2")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://sourceforge/tvtime/tvtime-"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "08q5gzbyz0lxb730rz6d6amkzimlc7nanv6n50j2bpw4n2xa9wmf"))
+              (patches (list (search-patch "tvtime-videodev2.patch")
+                             (search-patch "tvtime-pngoutput.patch")
+                             (search-patch "tvtime-xmltv.patch")
+                             (search-patch "tvtime-gcc41.patch")))))
+    (build-system gnu-build-system)
+    (inputs
+     `(("libx11" ,libx11)
+       ("libxext" ,libxext)
+       ("libxt" ,libxt)
+       ("libxtst" ,libxtst)
+       ("libxinerama" ,libxinerama)
+       ("libxv" ,libxv)
+       ("libxxf86vm" ,libxxf86vm)
+       ("libpng" ,libpng)
+       ("libxml2" ,libxml2)
+       ("freetype" ,freetype)
+       ("zlib" ,zlib)))
+    (home-page "http://tvtime.sourceforge.net")
+    (synopsis "Television viewer")
+    (description
+     "Tvtime processes the input from your video capture card and
+displays it on a monitor.  It focuses on a high visual quality.")
+    (license license:gpl2+)))