Add libav, avplay, and qt_avplay

Imported from the genode repository.

Issue genodelabs/genode#3103

lib/mk/av.inc

@@ -0,0 +1,24 @@
+CC_C_OPT += -DHAVE_AV_CONFIG_H
+CC_C_OPT += -std=c99 -DPIC
+
+# The third-party sources induce a lot of "assignment discards ‘const’
+# qualifier" and "passing argument from incompatible pointer type" warnings.
+# Therefore, switch off _all_ warnings.
+CC_WARN += -w
+
+# Some source files do not build with -O0 due to conflicting register
+# allocation and inline assembler constrains. We enforce optimization for these
+# files.
+CC_OPT_h264_cabac = -O2
+CC_OPT_motion_est = -O2
+
+INC_DIR += $(REP_DIR)/src/lib/libav
+
+include $(REP_DIR)/src/lib/libav/config.mak
+
+SRC_C += $(OBJS:.o=.c)
+SRC_C += $(OBJS-yes:.o=.c)
+
+LIBS  += libc libm
+
+SHARED_LIB = yes

lib/mk/avcodec.inc

@@ -0,0 +1,14 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-avcodec.mk
+
+LIBAV_PORT_DIR := $(call select_from_ports,libav)
+LIBAVCODEC_DIR := $(LIBAV_PORT_DIR)/src/lib/libav/libavcodec
+
+-include $(LIBAVCODEC_DIR)/Makefile
+
+LIBS += zlib
+
+INC_DIR += $(LIBAV_PORT_DIR)/src/lib/libav
+
+vpath % $(LIBAVCODEC_DIR)

lib/mk/avfilter.mk

@@ -0,0 +1,11 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-avfilter.mk
+
+LIBAVFILTER_DIR = $(call select_from_ports,libav)/src/lib/libav/libavfilter
+
+-include $(LIBAVFILTER_DIR)/Makefile
+
+vpath % $(LIBAVFILTER_DIR)
+
+CC_CXX_WARN_STRICT =

lib/mk/avformat.mk

@@ -0,0 +1,13 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-avformat.mk
+
+LIBAVFORMAT_DIR = $(call select_from_ports,libav)/src/lib/libav/libavformat
+
+-include $(LIBAVFORMAT_DIR)/Makefile
+
+LIBS  += avcodec avutil zlib
+
+vpath % $(LIBAVFORMAT_DIR)
+
+CC_CXX_WARN_STRICT =

lib/mk/avresample.mk

@@ -0,0 +1,11 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-avresample.mk
+
+LIBAVRESAMPLE_DIR = $(call select_from_ports,libav)/src/lib/libav/libavresample
+
+-include $(LIBAVRESAMPLE_DIR)/Makefile
+
+vpath % $(LIBAVRESAMPLE_DIR)
+
+CC_CXX_WARN_STRICT =

lib/mk/avutil.inc

@@ -0,0 +1,9 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-avutil.mk
+
+LIBAVUTIL_DIR = $(call select_from_ports,libav)/src/lib/libav/libavutil
+
+-include $(LIBAVUTIL_DIR)/Makefile
+
+vpath % $(LIBAVUTIL_DIR)

lib/mk/spec/arm/avcodec.mk

@@ -0,0 +1,7 @@
+CC_C_OPT += -DARCH_ARM=1
+
+include $(REP_DIR)/lib/mk/avcodec.inc
+
+-include $(LIBAVCODEC_DIR)/arm/Makefile
+
+CC_CXX_WARN_STRICT =

lib/mk/spec/arm/avutil.mk

@@ -0,0 +1,10 @@
+# must be defined before the inclusion of the libavutil 'Makefile'
+ARCH_ARM=yes
+
+CC_C_OPT += -DARCH_ARM=1
+
+include $(REP_DIR)/lib/mk/avutil.inc
+
+-include $(LIBAVUTIL_DIR)/arm/Makefile
+
+CC_CXX_WARN_STRICT =

lib/mk/spec/x86/avcodec.inc

@@ -0,0 +1,5 @@
+CC_C_OPT += -DARCH_X86=1
+
+include $(REP_DIR)/lib/mk/avcodec.inc
+
+-include $(LIBAVCODEC_DIR)/x86/Makefile

lib/mk/spec/x86/avutil.inc

@@ -0,0 +1,10 @@
+# must be defined before the inclusion of the libavutil 'Makefile'
+ARCH_X86=yes
+
+CC_C_OPT += -DARCH_X86=1
+
+include $(REP_DIR)/lib/mk/avutil.inc
+
+INC_DIR += $(REP_DIR)/src/lib/libav
+
+-include $(LIBAVUTIL_DIR)/x86/Makefile

lib/mk/spec/x86_32/avcodec.mk

@@ -0,0 +1,5 @@
+CC_C_OPT += -DARCH_X86_32=1
+
+include $(REP_DIR)/lib/mk/spec/x86/avcodec.inc
+
+CC_CXX_WARN_STRICT =

lib/mk/spec/x86_32/avutil.mk

@@ -0,0 +1,5 @@
+CC_C_OPT += -DARCH_X86_32=1
+
+include $(REP_DIR)/lib/mk/spec/x86/avutil.inc
+
+CC_CXX_WARN_STRICT =

lib/mk/spec/x86_64/av.inc

@@ -0,0 +1 @@
+CC_C_OPT += -DARCH_X86_64=1

lib/mk/spec/x86_64/avcodec.mk

@@ -0,0 +1,5 @@
+include $(REP_DIR)/lib/mk/spec/x86_64/av.inc
+
+include $(REP_DIR)/lib/mk/spec/x86/avcodec.inc
+
+CC_CXX_WARN_STRICT =

lib/mk/spec/x86_64/avutil.mk

@@ -0,0 +1,5 @@
+include $(REP_DIR)/lib/mk/spec/x86_64/av.inc
+
+include $(REP_DIR)/lib/mk/spec/x86/avutil.inc
+
+CC_CXX_WARN_STRICT =

lib/mk/swscale.mk

@@ -0,0 +1,13 @@
+include $(REP_DIR)/lib/mk/av.inc
+
+include $(REP_DIR)/lib/import/import-swscale.mk
+
+CC_WARN += -Wno-switch
+
+LIBSWSCALE_DIR = $(call select_from_ports,libav)/src/lib/libav/libswscale
+
+-include $(LIBSWSCALE_DIR)/Makefile
+
+vpath % $(LIBSWSCALE_DIR)
+
+CC_CXX_WARN_STRICT =