[ffmpeg] Add NVIDIA Codec feature for Windows and Linux

ports/ffmpeg/CONTROL

@@ -1,5 +1,5 @@
 Source: ffmpeg
-Version: 4.2-5
+Version: 4.2-6
 Build-Depends: zlib
 Homepage: https://ffmpeg.org
 Description: a library to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created.
@@ -53,3 +53,7 @@ Description: upgrade (L)GPL to version 3
 
 Feature: avresample
 Description: Libav audio resampling library support in ffmpeg
+
+Feature: nvcodec
+Build-Depends: ffnvcodec, cuda
+Description: Hardware accelerated codecs

ports/ffmpeg/build.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/bash
 set -e
 export PATH=/usr/bin:$PATH
+export PKG_CONFIG_PATH="`cygpath -p ${PKG_CONFIG_PATH}`"
 # Export HTTP(S)_PROXY as http(s)_proxy:
 if [ "$HTTP_PROXY" ]; then
     export http_proxy=$HTTP_PROXY

ports/ffmpeg/build_linux.sh

@@ -16,6 +16,7 @@ PATH_TO_PACKAGE_DIR=$3
 
 cd "$PATH_TO_BUILD_DIR"
 echo "=== CONFIGURING ==="
+chmod a+x "$PATH_TO_SRC_DIR/configure"
 "$PATH_TO_SRC_DIR/configure" "--prefix=$PATH_TO_PACKAGE_DIR" $4
 echo "=== BUILDING ==="
 make -j6

ports/ffmpeg/portfile.cmake

@@ -1,5 +1,3 @@
-include(vcpkg_common_functions)
-
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO ffmpeg/ffmpeg
@@ -133,6 +131,12 @@ if("avresample" IN_LIST FEATURES)
     set(OPTIONS "${OPTIONS} --enable-avresample")
 endif()
 
+if("nvcodec" IN_LIST FEATURES)
+    set(OPTIONS "${OPTIONS} --enable-cuda --enable-nvenc --enable-cuvid --disable-libnpp")
+else()
+    set(OPTIONS "${OPTIONS} --disable-cuda --disable-nvenc --disable-cuvid --disable-libnpp")
+endif()
+
 set(OPTIONS_CROSS "")
 
 if (VCPKG_TARGET_ARCHITECTURE STREQUAL "arm" OR VCPKG_TARGET_ARCHITECTURE STREQUAL "arm64")
@@ -179,6 +183,7 @@ if(VCPKG_TARGET_IS_WINDOWS)
 endif()
 
 set(ENV_LIB_PATH "$ENV{${LIB_PATH_VAR}}")
+set(ENV{PKG_CONFIG_PATH} "${CURRENT_INSTALLED_DIR}/lib/pkgconfig")
 
 message(STATUS "Building Options: ${OPTIONS}")
 

ports/ffnvcodec/CONTROL

@@ -1,4 +1,4 @@
-Source: ffnvcodec
-Version: 9.1.23.0
-Homepage: https://github.com/FFmpeg/nv-codec-headers
-Description: FFmpeg version of Nvidia Codec SDK headers.
+Source: ffnvcodec
+Version: 9.1.23.1
+Homepage: https://github.com/FFmpeg/nv-codec-headers
+Description: FFmpeg version of Nvidia Codec SDK headers.

ports/ffnvcodec/build.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/bash
+
+# Deploys the ffnvcodec.pc file to the MSYS rootfs so that pkgconfig can find it.
+
+set -e
+export PATH=/usr/bin:$PATH
+
+SOURCE_PATH="$1"
+CURRENT_PACKAGES_DIR="$2"
+
+pushd ${SOURCE_PATH}
+
+# Create ffnvcodec.pc
+make PREFIX=${CURRENT_PACKAGES_DIR}
+make install PREFIX=${CURRENT_PACKAGES_DIR}
+
+
+popd

ports/ffnvcodec/copyright

@@ -0,0 +1,26 @@
+/*
+ * This copyright notice applies to this header file only:
+ *
+ * Copyright (c) 2010-2019 NVIDIA Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the software, and to permit persons to whom the
+ * software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */

ports/ffnvcodec/portfile.cmake

@@ -1,13 +1,53 @@
-# Header-only-library
-vcpkg_from_github(
-    OUT_SOURCE_PATH SOURCE_PATH
-    REPO FFmpeg/nv-codec-headers
-    REF n9.1.23.0 
-    SHA512 d9cb1ad496d971da31165e643c6c4f433561a856050503783051604f24ea5f9997859b05695632ea94ce9659966915789e6d7f7d536764804c9f673d1c8c63e4
-    HEAD_REF master
-)
-
-file(COPY ${SOURCE_PATH}/include DESTINATION ${CURRENT_PACKAGES_DIR})
-
-#Handle copyright
-file(INSTALL ${CMAKE_CURRENT_LIST_DIR}/LICENSE.txt DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)
+# Get nvcodec
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO FFmpeg/nv-codec-headers
+    REF 4a0bbfd58724d6d19851cd8a6f7a9098dde9ab77 # 9.1.23.1
+    SHA512 39b643c6925558428f2e814fc3441878a906f324163396b8c6139ce48f62308c3dc2416b9c995eaed890338919ca0dfc9437fbb6b6d078f7a6f1b9675104c223
+    HEAD_REF master
+)
+
+# ====================================================
+# Install the pkgconfig info for the `nvcodec` package
+# ====================================================
+
+# Windows
+if(NOT VCPKG_CMAKE_SYSTEM_NAME OR VCPKG_CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
+    set(BUILD_SCRIPT ${CMAKE_CURRENT_LIST_DIR}\\build.sh)
+    vcpkg_acquire_msys(MSYS_ROOT PACKAGES make pkg-config)
+    set(BASH ${MSYS_ROOT}/usr/bin/bash.exe)
+
+    message(STATUS "Building ${_csc_PROJECT_PATH} for Release")
+    file(MAKE_DIRECTORY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET})
+
+    # Make and deploy the ffnvcodec.pc file using MSYS
+    # (so that FFmpeg can find it in the MSYS rootfs)
+    vcpkg_execute_required_process(
+        COMMAND ${BASH} --noprofile --norc "${BUILD_SCRIPT}"
+            "${SOURCE_PATH}"
+            "${CURRENT_PACKAGES_DIR}"
+        WORKING_DIRECTORY ${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}
+        LOGNAME build-${TARGET_TRIPLET}
+    )
+
+# Linux, etc.
+else()
+    FIND_PROGRAM(MAKE make)
+    IF (NOT MAKE)
+        MESSAGE(FATAL_ERROR "MAKE not found")
+    ENDIF ()
+
+    vcpkg_execute_required_process(
+        COMMAND make PREFIX=$${CURRENT_PACKAGES_DIR}
+        WORKING_DIRECTORY ${SOURCE_PATH}
+        LOGNAME make-${TARGET_TRIPLET}
+    )
+
+    # FFmpeg uses pkgconfig to find ffnvcodec.pc, so install it where 
+    # FFMpeg's call to pkgconfig expects to find it.
+    file(INSTALL ${SOURCE_PATH}/ffnvcodec.pc DESTINATION ${CURRENT_PACKAGES_DIR}/lib/pkgconfig)
+endif()
+
+# Install the files to their default vcpkg locations
+file(INSTALL ${SOURCE_PATH}/include DESTINATION ${CURRENT_PACKAGES_DIR})
+file(INSTALL ${CURRENT_PORT_DIR}/copyright DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT})