解决方法：
为使MT6752/MTK6732 512MB RAM配置的平台开机后能够获得较为充裕的剩馀内存空间, 请参考以下位于ProjectConfig.mk与kernel config的配置。
6752/6732 512MB RAM配置最大支持到: 5M camera & fwvga。
[SOLUTION]
Stage 1: Disable feature options (MUST)
MTK_HOTKNOT_SUPPORT=no
MTK_ENABLE_VIDEO_EDITOR=no
MTK_VLW_APP=no
MTK_VIDEO_1080P = no
MTK_CAM_VSS_SUPPORT = no
MTK_CAM_FACEBEAUTY_SUPPORT = no
MTK_CAM_VIDEO_FACEBEAUTY_SUPPORT = no
MTK_CAM_HDR_SUPPORT = no
MTK_CAM_MFB_SUPPORT = 0
MTK_MOTION_TRACK_SUPPORT = no
MTK_CAM_NATIVE_PIP_SUPPORT = no
MTK_CAM_NR3D_SUPPORT = no
MTK_VOICE_CONTACT_SEARCH_SUPPORT = no
MTK_VOICE_UI_SUPPORT = no
MTK_VOICE_UNLOCK_SUPPORT = no
MTK_NFC_SUPPORT = no
MTK_NFC_APP_SUPPORT = no
MTK_NFC_ADDON_SUPPORT = no
MTK_BEAM_PLUS_SUPPORT = no
MTK_WIFIWPSP2P_NFC_SUPPORT = no
MTK_SMARTBOOK_SUPPORT = no
Stage 2: Disable debug features (Optional)
File Location: alps/mediatek/config/<project_name>/autoconfig/kconfig/project
# CONFIG_SLUB_DEBUG is not set
# CONFIG_HAVE_DMA_API_DEBUG is not set
# CONFIG_SND_DEBUG is not set
# CONFIG_SND_DEBUG_VERBOSE is not set
# CONFIG_SND_PCM_XRUN_DEBUG is not set
# CONFIG_USB_DEBUG is not set
# CONFIG_USB_STORAGE_DEBUG is not set
# CONFIG_ZRAM_DEBUG is not set
# CONFIG_SLUB_DEBUG_ON is not set
# CONFIG_HAVE_DEBUG_KMEMLEAK is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_DEBUG_LOCKDEP is not set
# CONFIG_USB_MTK_DEBUG_FS is not set
# CONFIG_USB_MTK_DEBUG is not set
# CONFIG_MTKPASR_DEBUG is not set
# CONFIG_MMPROFILE is not set
# CONFIG_FTRACE_SYSCALLS is not set
# CONFIG_DYNAMIC_FTRACE is not set
# CONFIG_FTRACE_MCOUNT_RECORD is not set
# CONFIG_FTRACE_STARTUP_TEST is not set
# CONFIG_MTK_FTRACE_DEFAULT_ENABLE is not set
Warning!! Disable debug features may make debug more difficult when issue is occurred.
除了这部分外，若连拍99张很容易自动退出camera，则还需要将连拍的速度做一些限制。
MultiShot.cpp (mediatek\platform\mtxxxx\hardware\mtkcam\core\camshot\multishot)
MVOID
MultiShot::
setupInitialFps()
{
// could modify capture/preview fps for picture-size/sensor size/senor type/...
muCaptureFps =5; //改为底层每秒出5张jpeg,可根据实际情况酌情调整速度
muPreviewFps = 0;
}