#!/bin/sh

_int_module="ffmpeg"
_glb_home=$(kread wrk_dir ${_config_})
_glb_cwd=$(pwd)
_mod_conf=${_glb_home}/$(kread conf_${_int_module} ${_config_})
_mod_home=${_glb_home}/$(kread work_dir ${_mod_conf})
cd ${_mod_home}

function ffmpeg_default {
  echo "[FFMPEG] commands:"
}

function ffmpeg_update_source {
  local _src=$(kread sources ${_mod_conf})
  local _updater=$(kread update_source_script ${_config_})
  ${_updater} ${_src}
  return $?
}

function ffmpeg_update_work {
  local _src=$(kread sources ${_mod_conf})

  [[ -d ./src ]] && rm -rf ./src
  cp -rfp ${_src} ./
  mv "./$(basename $_src)" "./src"
  return $?
}

function ffmpeg_test {
  return
}

function ffmpeg_update_work_if_old {
  local _src_dir="$(kread sources ${_mod_conf})"
  local _dst_dir="${_mod_home}/src"
  [[ ! -d ${_src_dir} ]] && {
    wr_log "\"${_src_dir}\" not found..."
    return 1
  }
  local _src_ver="$(get_src_ver ${_src_dir})"
  wr_log "SRC:[$_src_dir]"
  wr_log "SRC:[$_src_ver]"
  local _dst_ver="$(get_src_ver ${_dst_dir})"
  wr_log "DST:[$_dst_dir]"
  wr_log "DST:[$_dst_ver]"
  [[ ! "$_src_ver" = "$_dst_ver" ]] && {
    wr_log "Updating..."
    ${_int_module}_update_work
    return 0
  }
  wr_log "Nothing to update."
  return $?
}

function ffmpeg_cc_prepare {
  [[ -d wrk ]] && rm -rf wrk
  mkdir wrk && cd wrk
  return
}
function ffmpeg_cc_config {
  wr_log "[${_int_module}_cc_config] begin"

  [[ -d wrk ]] && rm -rf wrk
  mkdir wrk && cd wrk

  [[ -r ../extra_opt.sh ]] && source ../extra_opt.sh

  _bits=${1:-"32"}
  source ${_my_dir_}/cc_set.sh
  local _cf="${_cf}"
  local _cross="--cpu=pentium3"
  local _arch="x86"
  [[ "x${_bits}" = "x32" ]] && _cf="${_cf} -U__STRICT_ANSI__"
  [[ "x${_bits}" = "x64" ]] && _cross=""
  [[ "x${_bits}" = "x64" ]] && _arch="x86_64"
  wr_log "[${_int_module}_cc_config] _bits=${_bits}; _prx=${_prx}; _idir=${_idir}; _ldir=${_ldir}; _cf=${_cf}; _lf=${_lf}"
  ../src/configure \
    --enable-gpl \
    --disable-shared \
    --enable-static \
    --enable-runtime-cpudetect \
    --enable-memalign-hack \
    --disable-debug \
    --disable-swresample \
    --disable-avdevice \
    --enable-pthreads \
    --enable-postproc \
    \
    ${_ffmpeg_extra_options_} \
    \
    --prefix=${_prx} \
    --extra-cflags="-I${_idir} ${_cf}" \
    --extra-ldflags="-L${_ldir} ${_lf}" \
    --arch=${_arch} \
    --cc="$_CC" \
    --cxx="$_CXX" \
    --target-os=mingw32 \
    ${_cross}
  wr_log "[${_int_module}_cc_config] done"
  return $?
}
function ffmpeg_cc_make {
  wr_log "[${_int_module}_cc_make] begin"
  cd wrk && make -j1
  wr_log "[${_int_module}_cc_make] done"
  return $?
}
function ffmpeg_cc_install {
  cd wrk && make install
  return $?
}
function ffmpeg_cc_post_install {
  _bits=${1:-"32"}
  source ${_my_dir_}/cc_set.sh
  local _dst_dir="${_mod_home}/src"
  local _dst_ver="$(get_src_ver ${_dst_dir})"
  local _tag_file=${_prx}/${_int_module}.tag
  mkdir -p `dirname ${_tag_file}`
  echo "FFMPEG: ${_dst_ver}" >${_tag_file}
  return $?
}
function ffmpeg_cc_clean {
  wr_log "[${_int_module}_cc_clean] begin"
  [[ -d wrk ]] && rm -rf wrk
  wr_log "[${_int_module}_cc_clean] done"
  return $?
}