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• warning on compilation of ffmpeg on android

  21 août 2012, par swapnil adsure

  hey guys i am going to share my script and error please help me to solve it
  i want to compile ffmpeg on android

  '# !/bin/bash
  # Author : Dmitry Dzakhov (based on Guo Mingyu's script)

  # Creating conf.sh in ffmpeg directory
  
  NDK=~/android-ndk
  
  PLATFORM=$NDK/platforms/android-14/arch-arm
  
  PREBUILT=$NDK/toolchains/arm-linux-androideabi-4.4.3/prebuilt/darwin-x86
  
  output="conf.sh"
  
  
  
  [ -f conf.sh ] && echo "Old $output has been removed."
  
  echo '#!/bin/bash' > $output
  
  echo "PREBUILT=$PREBUILT" >> $output
  
  echo "PLATFORM=$PLATFORM" >> $output
  
  echo './configure --target-os=linux \
  
      --prefix=./android/armv7-a \
  
      --enable-cross-compile \
  
      --extra-libs="-lgcc" \
  
      --arch=arm \
  
      --cc=$PREBUILT/bin/arm-linux-androideabi-gcc \
  
      --cross-prefix=$PREBUILT/bin/arm-linux-androideabi- \
  
      --nm=$PREBUILT/bin/arm-linux-androideabi-nm \
  
      --sysroot=$PLATFORM \
  
      --extra-cflags=" -O3 -fpic -DANDROID -DHAVE_SYS_UIO_H=1 -Dipv6mr_interface=ipv6mr_ifindex -fasm -Wno-psabi -fno-short-enums -fno-strict-aliasing -finline-limit=300 -mfloat-abi=softfp -mfpu=neon -marm -march=armv7-a -mtune=cortex-a8 " \
  
      --disable-shared \
  
      --enable-static \
  
      --extra-ldflags="-Wl,-rpath-link=$PLATFORM/usr/lib -L$PLATFORM/usr/lib -nostdlib -lc -lm -ldl -llog" \
  
      --enable-parsers \
  
      --enable-encoders \
  
      --enable-decoders \
  
      --enable-muxers \
  
      --enable-demuxers \
  
      --enable-swscale \
  
      --enable-swscale-alpha \
  
      --disable-ffplay \
  
      --disable-ffprobe \
  
      --enable-ffserver \
  
      --enable-network \
  
      --enable-indevs \
  
      --disable-bsfs \
  
      --enable-filters \
  
      --enable-avfilter \
  
      --enable-protocols \
  
      --disable-asm \
  
      --enable-neon' >> $output
  
  
  
  # start configure
  
  sudo chmod +x $output
  
  echo "configuring..."
  
  ./$output || (echo configure failed && exit 1)
  
  
  
  # modify the config.h
  
  echo "modifying the config.h..."
  
  sed -i "s/#define restrict restrict/#define restrict/g" config.h
  
  
  
  # remove static functions in libavutil/libm.h
  
  echo "removing static functions in libavutil/libm.h..."
  
  sed -i "/static/,/}/d" libavutil/libm.h
  
  
  
  # modify Makefiles
  
  echo "modifying Makefiles..."
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libavcodec/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libavcodec/Makefile
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libavfilter/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libavfilter/Makefile
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libavformat/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libavformat/Makefile
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libavutil/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libavutil/Makefile
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libpostproc/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libpostproc/Makefile
  
  sed -i "/include \$(SUBDIR)..\/subdir.mak/d" libswscale/Makefile
  
  sed -i "/include \$(SUBDIR)..\/config.mak/d" libswscale/Makefile
  
  
  
  # generate av.mk in ffmpeg
  
  echo "generating av.mk in ffmpeg..."
  
  echo '# LOCAL_PATH is one of libavutil, libavcodec, libavformat, or libswscale
  
  
  
  #include $(LOCAL_PATH)/../config-$(TARGET_ARCH).mak
  
  include $(LOCAL_PATH)/../config.mak
  
  
  
  OBJS :=
  
  OBJS-yes :=
  
  MMX-OBJS-yes :=
  
  include $(LOCAL_PATH)/Makefile
  
  
  
  # collect objects
  
  OBJS-$(HAVE_MMX) += $(MMX-OBJS-yes)
  
  OBJS += $(OBJS-yes)
  
  
  
  FFNAME := lib$(NAME)
  
  FFLIBS := $(foreach,NAME,$(FFLIBS),lib$(NAME))
  
  FFCFLAGS  = -DHAVE_AV_CONFIG_H -Wno-sign-compare -Wno-switch -Wno-pointer-sign
  
  FFCFLAGS += -DTARGET_CONFIG=\"config-$(TARGET_ARCH).h\"
  
  
  
  ALL_S_FILES := $(wildcard $(LOCAL_PATH)/$(TARGET_ARCH)/*.S)
  
  ALL_S_FILES := $(addprefix $(TARGET_ARCH)/, $(notdir $(ALL_S_FILES)))
  
  
  
  ifneq ($(ALL_S_FILES),)
  
  ALL_S_OBJS := $(patsubst %.S,%.o,$(ALL_S_FILES))
  
  C_OBJS := $(filter-out $(ALL_S_OBJS),$(OBJS))
  
  S_OBJS := $(filter $(ALL_S_OBJS),$(OBJS))
  
  else
  
  C_OBJS := $(OBJS)
  
  S_OBJS :=
  
  endif
  
  
  
  C_FILES := $(patsubst %.o,%.c,$(C_OBJS))
  
  S_FILES := $(patsubst %.o,%.S,$(S_OBJS))
  
  
  
  FFFILES := $(sort $(S_FILES)) $(sort $(C_FILES))' > av.mk
  
  
  
  echo 'include $(all-subdir-makefiles)' > ../Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  LOCAL_STATIC_LIBRARIES := libavformat libavcodec libavutil libpostproc libswscale
  
  LOCAL_MODULE := ffmpeg
  
  include $(BUILD_SHARED_LIBRARY)
  
  include $(call all-makefiles-under,$(LOCAL_PATH))' > Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_CFLAGS += -include "string.h" -Dipv6mr_interface=ipv6mr_ifindex
  
  LOCAL_LDLIBS := -lz
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libavformat/Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_CFLAGS += -std=c99
  
  LOCAL_LDLIBS := -lz
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libavcodec/Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libavfilter/Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libavutil/Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libpostproc/Android.mk
  
  
  
  echo 'LOCAL_PATH := $(call my-dir)
  
  include $(CLEAR_VARS)
  
  include $(LOCAL_PATH)/../av.mk
  
  LOCAL_SRC_FILES := $(FFFILES)
  
  LOCAL_C_INCLUDES :=        \
  
      $(LOCAL_PATH)        \
  
      $(LOCAL_PATH)/..
  
  LOCAL_CFLAGS += $(FFCFLAGS)
  
  LOCAL_STATIC_LIBRARIES := $(FFLIBS)
  
  LOCAL_MODULE := $(FFNAME)
  
  include $(BUILD_STATIC_LIBRARY)' > libswscale/Android.mk
  
  
  
  # start build!
  
  echo "start ndk-building..."
  
  cd ../..
  
  $NDK/ndk-build
  
  # Change previous line to "$NDK/ndk-build V=1" if you'll get errors. This will give some more information.'

  and here is the error i got

  WARNING : /Users/swapnil/android-ndk/toolchains/arm-linux-androideabi-4.4.3/prebuilt/darwin-x86/bin/arm-linux-androideabi-pkg-config not found, library detection may fail.
  WARNING : Compiler does not indicate floating-point ABI, guessing soft.
  modifying the config.h

• ffmpeg command line working on emulator but not in device in android

  18 avril 2013, par rams

  i want to convert sequence of images into video.i successfully completed this task in emulator.but in real device its not working.what's the problem.i put the ffmpeg executable files and libraries in system/bin as well as system/lib folder.

  Runtime.getRuntime().exec("chmod 777 /system/bin/ffmpeg");
  
  chperm=Runtime.getRuntime().exec("ffmpeg -f image2 -i img%4d.jpg adi.avi",null,dir);
  
  Toast.makeText(getBaseContext(), "success", Toast.LENGTH_SHORT).show();

• FFMPEG Android broken MP4 output video

  19 octobre 2015, par qstra

  I get error when try to play MP4 file with default android player, works fine on "MP4 player apps" and PC, tested on few phones, where is the problem ? how can I know why mp4 vid is broken ?

  I use command for convert jpg’s to mp4, they are numered fine and video is OK on PC but not on default player.

              String  cmd= "-y -r "+j+" -i /sdcard/TLphotos/%03d.jpg -preset ultrafast "+path+"/"+mp4name+".mp4";