Actually enable librist support

opencv has deliberately broken their C API as of 3.4 and completely
removed it in 4.0, meaning there is no way to enable OpenCV in ffmpeg
without completely rewriting the filter in C++.

https://github.com/opencv/opencv/wiki/ChangeLog#version400
https://ffmpeg.org/pipermail/ffmpeg-devel/2018-March/226872.html
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=915544

0002-configure-fix-SDL2-version-check-for-pkg_config-fall.patch

@@ -0,0 +1,33 @@
+From fc7fb12f22180d03428310da7eca55403a123322 Mon Sep 17 00:00:00 2001
+From: dvhh <dvhh-at-yahoo.com@ffmpeg.org>
+Date: Sat, 18 Jun 2022 01:46:12 +0900
+Subject: [PATCH 2/2] configure: fix SDL2 version check for pkg_config fallback
+
+pkg_config fallback for SDL2 use 2.1.0 as max (excluded) version
+where the pkg_config specify 3.0.0
+Correcting fallback version to be in line with the pkg_config version
+
+Signed-off-by: dvhh <dvhh@yahoo.com>
+Signed-off-by: Marton Balint <cus@passwd.hu>
+
+(cherry picked from commit c6fdbe26ef30fff817581e5ed6e078d96111248a)
+---
+ configure | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure b/configure
+index e731a9d3ff..596be632c4 100755
+--- a/configure
++++ b/configure
+@@ -6747,7 +6747,7 @@ if enabled sdl2; then
+         sdl2_cflags=$("${SDL2_CONFIG}" --cflags)
+         sdl2_extralibs=$("${SDL2_CONFIG}" --libs)
+         test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x020001" $sdl2_cflags &&
+-        test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x020100" $sdl2_cflags &&
++        test_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) < 0x030000" $sdl2_cflags &&
+         check_func_headers SDL_events.h SDL_PollEvent $sdl2_extralibs $sdl2_cflags &&
+             enable sdl2
+     fi
+-- 
+2.36.1
+

ffmpeg-dlopen-openh264.patch

@@ -1,6 +1,6 @@
-From 081b35c5b598fef0a2e47753752f7607ff90a2d3 Mon Sep 17 00:00:00 2001
+From b8886826f44b4562aa2fbae3715ca6aa9e1b15e1 Mon Sep 17 00:00:00 2001
 From: Neal Gompa <ngompa@fedoraproject.org>
-Date: Fri, 18 Feb 2022 08:12:54 -0500
+Date: Wed, 12 Oct 2022 10:26:35 -0400
 Subject: [PATCH] avcodec/openh264: Add the ability to dlopen() OpenH264
 
 We can't directly depend on OpenH264, but we can weakly link to it
@@ -14,17 +14,17 @@ Signed-off-by: Neal Gompa <ngompa@fedoraproject.org>
 ---
  configure                       |   3 +
  libavcodec/Makefile             |   1 +
- libavcodec/libopenh264.c        |  15 +++-
+ libavcodec/libopenh264.c        |  18 +++-
  libavcodec/libopenh264_dlopen.c | 147 ++++++++++++++++++++++++++++++++
  libavcodec/libopenh264_dlopen.h |  58 +++++++++++++
  libavcodec/libopenh264dec.c     |  10 +++
  libavcodec/libopenh264enc.c     |  10 +++
- 7 files changed, 243 insertions(+), 1 deletion(-)
+ 7 files changed, 245 insertions(+), 2 deletions(-)
  create mode 100644 libavcodec/libopenh264_dlopen.c
  create mode 100644 libavcodec/libopenh264_dlopen.h
 
 diff --git a/configure b/configure
-index 6b5ef6332e..f08e566e98 100755
+index 7a62f0c248..2369ea0240 100755
 --- a/configure
 +++ b/configure
 @@ -250,6 +250,7 @@ External library support:
@@ -43,7 +43,7 @@ index 6b5ef6332e..f08e566e98 100755
      libopenjpeg
      libopenmpt
      libopenvino
-@@ -6575,6 +6577,7 @@ enabled libopencv         && { check_headers opencv2/core/core_c.h &&
+@@ -6582,6 +6584,7 @@ enabled libopencv         && { check_headers opencv2/core/core_c.h &&
                                   require libopencv opencv2/core/core_c.h cvCreateImageHeader -lopencv_core -lopencv_imgproc; } ||
                                 require_pkg_config libopencv opencv opencv/cxcore.h cvCreateImageHeader; }
  enabled libopenh264       && require_pkg_config libopenh264 openh264 wels/codec_api.h WelsGetCodecVersion
@@ -64,7 +64,7 @@ index 3adf1536d8..9dc8389ce2 100644
  OBJS-$(CONFIG_LIBOPENH264_ENCODER)        += libopenh264enc.o libopenh264.o
  OBJS-$(CONFIG_LIBOPENJPEG_DECODER)        += libopenjpegdec.o
 diff --git a/libavcodec/libopenh264.c b/libavcodec/libopenh264.c
-index 59c61a3a4c..9b7dfc59be 100644
+index 59c61a3a4c..14d83e27df 100644
 --- a/libavcodec/libopenh264.c
 +++ b/libavcodec/libopenh264.c
 @@ -20,8 +20,13 @@
@@ -81,11 +81,14 @@ index 59c61a3a4c..9b7dfc59be 100644
  
  #include "libavutil/log.h"
  
-@@ -52,7 +57,15 @@ int ff_libopenh264_check_version(void *logctx)
+@@ -51,8 +56,17 @@ int ff_libopenh264_check_version(void *logctx)
+     // Mingw GCC < 4.7 on x86_32 uses an incorrect/buggy ABI for the WelsGetCodecVersion
      // function (for functions returning larger structs), thus skip the check in those
      // configurations.
- #if !defined(_WIN32) || !defined(__GNUC__) || !ARCH_X86_32 || AV_GCC_VERSION_AT_LEAST(4, 7)
+-#if !defined(_WIN32) || !defined(__GNUC__) || !ARCH_X86_32 || AV_GCC_VERSION_AT_LEAST(4, 7)
 -    OpenH264Version libver = WelsGetCodecVersion();
++    // Also, for dlopened OpenH264, we should not do the version check. It's too punitive.
++#if !defined(_WIN32) || !defined(__GNUC__) || !ARCH_X86_32 || AV_GCC_VERSION_AT_LEAST(4, 7) || !defined(CONFIG_LIBOPENH264_DLOPEN)
 +    OpenH264Version libver;
 +
 +#ifdef CONFIG_LIBOPENH264_DLOPEN
@@ -100,7 +103,7 @@ index 59c61a3a4c..9b7dfc59be 100644
          return AVERROR(EINVAL);
 diff --git a/libavcodec/libopenh264_dlopen.c b/libavcodec/libopenh264_dlopen.c
 new file mode 100644
-index 0000000000..b350679f18
+index 0000000000..49ea8ff44f
 --- /dev/null
 +++ b/libavcodec/libopenh264_dlopen.c
 @@ -0,0 +1,147 @@
@@ -225,7 +228,7 @@ index 0000000000..b350679f18
 +      return 0;
 +  }
 +
-+#define OPENH264_LIB "libopenh264.so.6"
++#define OPENH264_LIB "libopenh264.so.7"
 +  libopenh264 = dlopen(OPENH264_LIB, RTLD_LAZY);
 +  err = dlerror();
 +  if (err != NULL) {
@@ -376,5 +379,5 @@ index 2001dc22b4..c8b1348df2 100644
          return AVERROR_ENCODER_NOT_FOUND;
  
 -- 
-2.34.1
+2.36.1
 

ffmpeg.spec

@@ -2,9 +2,7 @@
 %bcond_with upstream_tarball
 %bcond_with all_codecs
 
-# Break dependency cycles, e.g.:
-#   ffmpeg (libavcodec-free) → chromaprint → ffmpeg
-# by disabling certain optional dependencies.
+# Break dependency cycles by disabling certain optional dependencies.
 %bcond_with bootstrap
 
 # If you want to do a build with the upstream source tarball, then set the
@@ -41,6 +39,19 @@
 %bcond_without dc1394
 %endif
 
+# Break chromaprint dependency cycle:
+#   ffmpeg (libavcodec-free) → chromaprint → ffmpeg
+%if %{with bootstrap}
+%bcond_with chromaprint
+%else
+%bcond_without chromaprint
+%endif
+
+%if 0%{?rhel}
+# Disable dependencies not offered in RHEL
+%bcond_with chromaprint
+%endif
+
 %if %{with all_codecs}
 %bcond_without rtmp
 %bcond_without x264
@@ -60,6 +71,7 @@
 %if "%{__isa_bits}" == "64"
 %global lib64_suffix ()(64bit)
 %endif
+%global openh264_soversion 7
 
 %global av_codec_soversion 59
 %global av_device_soversion 59
@@ -73,8 +85,8 @@
 Name:           ffmpeg
 %global pkg_name %{name}%{?pkg_suffix}
 
-Version:        5.0.1
-Release:        11%{?dist}
+Version:        5.0.2
+Release:        2%{?dist}
 Summary:        A complete solution to record, convert and stream audio and video
 License:        GPLv3+
 URL:            https://ffmpeg.org/
@@ -108,6 +120,8 @@ Patch5:         ffmpeg-allow-fdk-aac-free.patch
 Patch6:         ffmpeg-fix-gnutls-priority.patch
 # http://ffmpeg.org/pipermail/ffmpeg-devel/2022-February/293194.html
 Patch7:         ffmpeg-openh264-averr-on-bad-version.patch
+# Backport fixes to recognize sdl2 with new versioning scheme
+Patch9:         0002-configure-fix-SDL2-version-check-for-pkg_config-fall.patch
 
 # Set up dlopen for openh264
 Patch1001:      ffmpeg-dlopen-openh264.patch
@@ -159,7 +173,7 @@ BuildRequires:  pkgconfig(libbluray)
 BuildRequires:  pkgconfig(libbs2b)
 BuildRequires:  pkgconfig(libcdio)
 BuildRequires:  pkgconfig(libcdio_paranoia)
-%if %{without bootstrap}
+%if %{with chromaprint}
 BuildRequires:  pkgconfig(libchromaprint)
 %endif
 BuildRequires:  pkgconfig(libdrm)
@@ -168,6 +182,7 @@ BuildRequires:  pkgconfig(libomxil-bellagio)
 BuildRequires:  pkgconfig(libopenjp2)
 BuildRequires:  pkgconfig(libopenmpt)
 BuildRequires:  pkgconfig(libpulse)
+BuildRequires:  pkgconfig(librist)
 BuildRequires:  pkgconfig(librsvg-2.0)
 BuildRequires:  pkgconfig(libssh)
 BuildRequires:  pkgconfig(libv4l2)
@@ -182,7 +197,6 @@ BuildRequires:  pkgconfig(netcdf)
 BuildRequires:  pkgconfig(ogg)
 BuildRequires:  pkgconfig(openal)
 BuildRequires:  pkgconfig(OpenCL)
-BuildRequires:  pkgconfig(opencv4)
 BuildRequires:  pkgconfig(opus)
 BuildRequires:  pkgconfig(rav1e)
 BuildRequires:  pkgconfig(rubberband)
@@ -305,11 +319,6 @@ machines have created. It supports the most obscure ancient formats up to the
 cutting edge. No matter if they were designed by some standards committee, the
 community or a corporation.
 
-This package contains also private headers for libavformat, libavcodec and
-libavutil which are needed by libav-tools to build. No other package apart
-from libav should depend on these private headers which are expected to
-break compatibility without any notice.
-
 %package -n libavcodec%{?pkg_suffix}
 Summary:        FFmpeg codec library
 Requires:       libavutil%{?pkg_suffix}%{_isa} = %{version}-%{release}
@@ -317,7 +326,7 @@ Requires:       libswresample%{?pkg_suffix}%{_isa} = %{version}-%{release}
 # We dlopen() openh264, so weak-depend on it...
 ## Note, we can do this because openh264 is provided in a default-enabled
 ## third party repository provided by Cisco.
-Recommends:     libopenh264.so.6%{?lib64_suffix}
+Recommends:     libopenh264.so.%{openh264_soversion}%{?lib64_suffix}
 
 %description -n libavcodec%{?pkg_suffix}
 The libavcodec library provides a generic encoding/decoding framework
@@ -561,10 +570,10 @@ cp -a doc/examples/{*.c,Makefile,README} _doc/examples/
     --disable-openssl \
     --enable-bzlib \
     --enable-frei0r \
-%if %{with bootstrap}
-    --disable-chromaprint \
-%else
+%if %{with chromaprint}
     --enable-chromaprint \
+%else
+    --disable-chromaprint \
 %endif
     --enable-gcrypt \
     --enable-gnutls \
@@ -601,6 +610,7 @@ cp -a doc/examples/{*.c,Makefile,README} _doc/examples/
     --enable-libopus \
     --enable-libpulse \
     --enable-librav1e \
+    --enable-librist \
     --enable-librsvg \
     --enable-librubberband \
     --enable-libsnappy \
@@ -724,25 +734,6 @@ done
 %install
 %make_install V=1
 
-# Install private headers required by libav-tools
-for f in libavformat/options_table.h \
-         libavformat/os_support.h \
-         libavformat/internal.h \
-         libavcodec/options_table.h \
-         libavutil/libm.h \
-         libavutil/internal.h \
-         libavutil/colorspace.h \
-         libavutil/timer.h \
-         libavutil/x86/emms.h \
-         libavutil/aarch64/timer.h \
-         libavutil/arm/timer.h \
-         libavutil/bfin/timer.h \
-         libavutil/ppc/timer.h \
-         libavutil/x86/timer.h; do
-    install -m 0755 -d "%{buildroot}%{_includedir}/ffmpeg/private/$(dirname "${f}")"
-    cp -a ${f} "%{buildroot}%{_includedir}/ffmpeg/private/${f}"
-done
-
 # We will package is as %%doc in the devel package
 rm -rf %{buildroot}%{_datadir}/%{name}/examples
 
@@ -768,7 +759,6 @@ rm -rf %{buildroot}%{_datadir}/%{name}/examples
 %files -n %{pkg_name}-devel
 %doc MAINTAINERS doc/APIchanges doc/*.txt
 %doc _doc/examples
-%{_includedir}/%{name}/private
 
 %files -n libavcodec%{?pkg_suffix}
 %license COPYING.GPLv2 LICENSE.md
@@ -850,6 +840,16 @@ rm -rf %{buildroot}%{_datadir}/%{name}/examples
 %{_mandir}/man3/libswscale.3*
 
 %changelog
+* Thu Feb 16 2023 Neal Gompa <ngompa@fedoraproject.org> - 5.0.2-2
+- Enable support for the RIST protocol through librist
+
+* Tue Nov 22 2022 Neal Gompa <ngompa@fedoraproject.org> - 5.0.2-1
+- Update to 5.0.2
+
+* Wed Oct 12 2022 Neal Gompa <ngompa@fedoraproject.org> - 5.0.1-12
+- Refresh dlopen headers and patch for OpenH264 2.3.1
+- Backport patches to fix building with newer SDL2 versions
+
 * Thu Jun 09 2022 Neal Gompa <ngompa@fedoraproject.org> - 5.0.1-11
 - Ensure libavdevice-devel is pulled in with devel metapackage
 

ffmpeg_free_sources

@@ -2237,6 +2237,7 @@ libavformat/latmenc.c
 libavformat/libavformat.v
 libavformat/libmodplug.c
 libavformat/libopenmpt.c
+libavformat/librist.c
 libavformat/libsmbclient.c
 libavformat/libsrt.c
 libavformat/libssh.c

sources

@@ -1,4 +1,4 @@
-SHA512 (ffmpeg-free-5.0.1.tar.xz) = 313277c2fb62829606c3434f03392351b7964734bef188f7838f754a383d8ad8b890ddd615aa7360ba2a72755fa54a6b967ff2f5a30da7a5490d31b562028e19
-SHA512 (ffmpeg-5.0.1.tar.xz.asc) = 9c4bd404196c3a3808bae92873aefc77f8c26a9419cc6130a3f2359a75c8e83189d206e9aee8ff85c5a7fe4a98da24e11cf607ec351386c18979ec2d5ad3b3ad
-SHA512 (ffmpeg-dlopen-headers.tar.xz) = b6f62a96e5b199bb52bf7c9c934c5d194a1486f350513dda68c47439d2653605400228a98e289d3bce8b8c0c2a5d95fde2813e238d2bd17d049887df4a7c947a
+SHA512 (ffmpeg-free-5.0.2.tar.xz) = fd207aaf450799d334b1b8fa293f257dc5286ebc10e822bd6559b66bdf197167182227b359bb18bcfb7a52b915bb8c4e67c341dcdfe43b9960503bade64e7bc6
+SHA512 (ffmpeg-5.0.2.tar.xz.asc) = 2cbe55fc15ff20a90b7b3beba22364e013338db53f68b9f228f3c773d955ed149221730ac403dc781c74bbb8c5909573bfd27377b96654496428f709fa79225c
+SHA512 (ffmpeg-dlopen-headers.tar.xz) = 97e6986fc2bb9dfa4516135a76b04d27ceb52ff96f0af21a6169919aeefefb4d2e2e24a771959689cdbec385f5d71614ba661223c67c0e94089a6dd823a30099
 SHA512 (ffmpeg.keyring) = 9b36506835db36f776b7ddb53ad6fa9e915e6ca2f9c7cfebe8eb45513e1036a985283590a840ca313a111bf35dc3731f68885aaafb1fb7011ec433cc119e5165