android/build.mk

   1 #
   2 # Copyright (C) 2013 The Android-x86 Open Source Project
   3 #
   4 # Licensed under the GNU General Public License Version 2 or later.
   5 # You may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7 #
   8 #      http://www.gnu.org/licenses/gpl.html
   9 #
  10
  11 ifndef FFDROID_DIR
  12 FFDROID_DIR := $(call my-dir)
  13 endif
  14
  15 define RESET
  16 $(1) :=
  17 $(1)-yes :=
  18 endef
  19
  20 FF_VARS := FFLIBS OBJS ARMV5TE-OBJS ARMV6-OBJS VFP-OBJS NEON-OBJS MIPSFPU-OBJS MIPS32R2-OBJS MIPSDSPR1-OBJS MIPSDSPR2-OBJS ALTIVEC-OBJS VIS-OBJS MMX-OBJS YASM-OBJS
  21
  22 FFMPEG_ARCH := $(TARGET_ARCH)
  23
  24 FFMPEG_2ND_ARCH := false
  25 ifneq ($(TARGET_2ND_ARCH_VARIANT),)
  26    ifeq ($(TARGET_PREFER_32_BIT_APPS),true)
  27        ifeq ($(FFMPEG_MULTILIB),64)
  28           FFMPEG_2ND_ARCH := true
  29        endif
  30    else
  31        ifeq ($(FFMPEG_MULTILIB),32)
  32           FFMPEG_2ND_ARCH := true
  33        endif
  34    endif
  35 endif
  36
  37 ifeq ($(FFMPEG_2ND_ARCH), true)
  38     FFMPEG_ARCH := $(TARGET_2ND_ARCH)
  39 endif
  40
  41 ifeq ($(FFMPEG_ARCH),arm64)
  42     FFMPEG_ARCH := aarch64
  43 endif
  44
  45 $(foreach V,$(FF_VARS),$(eval $(call RESET,$(V))))
  46 #$(warning INCLUDING $(wildcard $(LOCAL_PATH)/$(FFMPEG_ARCH)/Makefile) for $(FFMPEG_2ND_ARCH) - $(NEON-OBJS) - $(FF_VARS))
  47
  48 include $(CLEAR_VARS)
  49 include $(FFDROID_DIR)/ffmpeg.mk
  50 SUBDIR := $(FFDROID_DIR)/include/
  51 include $(LOCAL_PATH)/Makefile $(wildcard $(LOCAL_PATH)/$(FFMPEG_ARCH)/Makefile)
  52 include $(FFMPEG_DIR)arch.mak
  53
  54 # remove duplicate objects
  55 OBJS := $(sort $(OBJS) $(OBJS-yes))
  56
  57 ASM_SUFFIX := $(if $(filter x86,$(FFMPEG_ARCH)),asm,S)
  58 ALL_S_FILES := $(subst $(LOCAL_PATH)/,,$(wildcard $(LOCAL_PATH)/$(FFMPEG_ARCH)/*.$(ASM_SUFFIX)))
  59 ALL_S_FILES := $(if $(filter S,$(ASM_SUFFIX)),$(ALL_S_FILES),$(filter $(patsubst %.o,%.asm,$(YASM-OBJS) $(YASM-OBJS-yes)),$(ALL_S_FILES)))
  60
  61 ifneq ($(ALL_S_FILES),)
  62 S_OBJS := $(ALL_S_FILES:%.$(ASM_SUFFIX)=%.o)
  63 C_OBJS := $(filter-out $(S_OBJS),$(OBJS))
  64 S_OBJS := $(filter $(S_OBJS),$(OBJS))
  65 else
  66 C_OBJS := $(OBJS)
  67 S_OBJS :=
  68 endif
  69
  70 C_FILES := $(C_OBJS:%.o=%.c)
  71 S_FILES := $(S_OBJS:%.o=%.$(ASM_SUFFIX))
  72
  73 LOCAL_MODULE := lib$(NAME)
  74 LOCAL_MODULE_TAGS := optional
  75 LOCAL_MODULE_CLASS := SHARED_LIBRARIES
  76 LOCAL_ARM_MODE := arm
  77
  78 LOCAL_SRC_FILES := $(C_FILES) $(if $(filter S,$(ASM_SUFFIX)),$(S_FILES))
  79
  80 intermediates := $(local-intermediates-dir)
  81 ifeq ($(FFMPEG_ARCH),x86)
  82 GEN := $(S_OBJS:%=$(intermediates)/%)
  83 $(GEN): YASM := prebuilts/misc/$(BUILD_OS)-$(HOST_PREBUILT_ARCH)/yasm/yasm
  84 $(GEN): YASMFLAGS := -felf -DPIC $(LOCAL_C_INCLUDES:%=-I%)
  85 $(GEN): PRIVATE_CUSTOM_TOOL = $(YASM) $(YASMFLAGS) -Pconfig.asm -o $@ $<
  86 $(GEN): $(intermediates)/%.o: $(LOCAL_PATH)/%.asm $(SUBDIR)config.asm
  87         $(transform-generated-source)
  88 LOCAL_GENERATED_SOURCES += $(GEN)
  89 endif
  90
  91 LOCAL_CFLAGS += \
  92         -O3 -std=c99 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize -fomit-frame-pointer \
  93         -Wdisabled-optimization -Wpointer-arith \
  94         -Wwrite-strings -Wtype-limits -Wundef -Wmissing-prototypes \
  95         -Wno-pointer-to-int-cast -Wstrict-prototypes -Wempty-body -Wno-parentheses \
  96         -Wno-switch -Wno-format-zero-length -Wno-pointer-sign \
  97         -Werror=format-security -Werror=implicit-function-declaration -Werror=missing-prototypes \
  98         -Werror=return-type -Werror=vla -Wformat -Wno-maybe-uninitialized
  99
 100 LOCAL_LDFLAGS := -Wl,--no-fatal-warnings
 101
 102 LOCAL_SHARED_LIBRARIES := $(sort $(FFLIBS-yes:%=lib%) $(FFLIBS:%=lib%))