There is no libasound.so. It is built as libasound.a and included whole into libaudio.so.
susanner wrote: > how can libasound be .so not .a? after make , I can't find libasound > in system/lib > > 在2009-03-23，"Sean McNeil" <[email protected]> 写道： > > > >Currently you cannot rely on repo or git to build Android. Period. > > > >susanner wrote: > >> So, currently, I can not rely on repo or git to build alsa , right? if > >> it's ok, would you please let me know ? Actually I am porting > >> mediaplayer but there is no sound . > >> > >> 在2009-03-23，"Sean McNeil" <[email protected]> 写道： > >> > > >> >There is absolutely no point in using ALSA with the current repo. I have > >> >the changes required, but it will break builds that actually work. If > >> >you used my changes, then you'll just end up with openCORE issues after > >> >that. So, I will submit them once the repo is again made whole. > >> > > >> >susanner wrote: > >> >> here is how I ported alsa and there is still mistakes > >> >> 1:git alsa_sound > >> >> $git clone git://android.git.kernel.org/platform/hardware/alsa_sound.git > >> >> 2:mv alsa_sound libaudio-alsa > >> >> 3: I copied the file AudioHardware* from > >> >> framework/base/libs/audioflinger to hardware/libaudio-alsa > >> >> 4: revise Android.mk under folder libaudio-alsa > >> >> ============================= > >> >> ifeq ($(strip $(BOARD_USES_ALSA_AUDIO)),true) > >> >> > >> >> LOCAL_PATH := $(call my-dir) > >> >> > >> >> include $(CLEAR_VARS) > >> >> > >> >> LOCAL_ARM_MODE := arm > >> >> LOCAL_CFLAGS = -fno-short-enums > >> >> # LOCAL_WHOLE_STATIC_LIBRARIES := libasound > >> >> LOCAL_C_INCLUDES += external/alsa-lib/include > >> >> LOCAL_SRC_FILES := \ > >> >> AudioHardwareInterface.cpp \ > >> >> AudioHardwareStub.cpp \ > >> >> AudioHardwareALSA.cpp > >> >> > >> >> LOCAL_MODULE := libaudio > >> >> > >> >> LOCAL_SHARED_LIBRARIES := \ > >> >> libcutils \ > >> >> libutils \ > >> >> libmedia \ > >> >> libhardware_legacy \ > >> >> libdl \ > >> >> libc \ > >> >> libasound > >> >> > >> >> include $(BUILD_SHARED_LIBRARY) > >> >> > >> >> endif > >> >> ========================= > >> >> 5.revise build/target/board/generic/BoardConfig.mk > >> >> > >> >> BOARD_USES_ALSA_AUDIO := true > >> >> #BOARD_USES_GENERIC_AUDIO := true > >> >> 6. cd /opt/mydroid/build/core > >> >> $ vim prelink-linux-arm.map > >> >> add libasound.so 0xA9200000 > >> >> > >> >> and the make error: > >> >> target arm C++: libaudio <= hardware/libaudio-alsa/AudioHardwareALSA.cpp > >> >> target SharedLib: libaudio > >> >> (out/target/product/generic/obj/SHARED_LIBRARIES/libaudio_intermediates/LINKED/libaudio.so) > >> >> out/target/product/generic/obj/SHARED_LIBRARIES/libaudio_intermediates/AudioHardwareInterface.o： > >> >> > >> >> 在函数‘android::AudioHardwareInterface::create()’中： > >> >> hardware/libaudio-alsa/AudioHardwareInterface.cpp:102：对‘android:: > >> >> AudioHardwareGeneric::AudioHardwareGeneric()’未定义的引用 > >> >> collect2: ld returned 1 exit status > >> >> make: *** > >> >> [out/target/product/generic/obj/SHARED_LIBRARIES/libaudio_intermediates/LINKED/libaudio.so] > >> >> > >> >> 错误 1 > >> >> > >> >> > >> >> > >> >> ------------------------------------------------------------------------ > >> >> 网易邮箱，中国第一大电子邮件服务商 <http://www.yeah.net> > >> >> > > >> > > >> > > >> >> > >> > >> > >> > >> ------------------------------------------------------------------------ > >> 网易邮箱，中国第一大电子邮件服务商 <http://www.yeah.net> > >> > > > > > > >> > > > > ------------------------------------------------------------------------ > 网易邮箱，中国第一大电子邮件服务商 <http://www.yeah.net> > > --~--~---------~--~----~------------~-------~--~----~ unsubscribe: [email protected] website: http://groups.google.com/group/android-porting -~----------~----~----~----~------~----~------~--~---
