| 1761,6 → 1761,27 |
|---|
| echo "${prefix_dbg}[TRACE]: $func ${*}${suffix_fback}" >&2 |
| } |
| |
| # |
| # Print the call stack / execution frames |
| # callstack([$1 = first frame]=0) |
| callstack() { |
| [[ $DEBUG -eq 1 ]] || return 0 |
| local frame=$1 c= fn= |
| [[ -n $frame ]] || frame=0 |
| echo "Callstack:" |
| while : ; do |
| c=$(caller $frame) || break |
| c=${c% *} |
| fn=${c#* } |
| # Only the last one, main, won't be a function |
| if [[ 'function' = $(type -t $fn) ]]; then |
| fn="${fn}()" |
| fi |
| echo " ${fn}:${c% *}" |
| (( ++frame )) |
| done |
| } |
| |
| # Print an error message and exit |
| # die([$1 = message [, $2 = exit_code]]) |
| # If no message is provided, use $ERROR_MSG |
| 1864,12 → 1885,7 |
|---|
| local cal=$(caller 1) |
| [[ $level ]] && error " Stack trace:" |
| local level=2 |
| while [[ $cal ]]; do |
| cal=${cal% *} |
| error " ${cal#* }:${cal% *}" |
| cal=$(caller $level) |
| (( level++ )) |
| done |
| error "$(callstack 1 | sed 's/^/ /')" |
| exit $EX_SOFTWARE |
| } |
| } |
| 2214,6 → 2230,13 |
|---|
| set_capturer() { |
| trace $@ |
| local up=$2 |
| [[ -n $up ]] || up=1 |
| |
| if [[ $up -eq 1 ]] && ! grep -q "$1" <<<"${CAPTURERS_AVAIL[*]}" ; then |
| error "Tried to set '$1' as capturer, but not available" |
| return 1 |
| fi |
| |
| if [[ $1 = mplayer ]]; then |
| DECODER=$DEC_MPLAYER |
| PREFERRED_CAPTURER=mplayer |
| 2225,7 → 2248,7 |
|---|
| else |
| assert false |
| fi |
| if [[ ( -z $up ) || ( $up -eq 1 ) ]]; then |
| if [[ $up -eq 1 ]]; then |
| USR_DECODER=$DECODER |
| USR_PREFERRED_CAPTURER=$PREFERRED_CAPTURER |
| fi |
| 3187,6 → 3210,7 |
|---|
| } |
| |
| pick_tools() { |
| trace $@ |
| # User *wants* a certain decoder |
| if [[ $USR_PREFERRED_CAPTURER ]]; then |
| if echo "${CAPTURERS_AVAIL[@]}" | grep -qi "$PREFERRED_CAPTURER" ; then |
| 4994,6 → 5018,7 |
|---|
| # Ignore one of the players |
| disable_ffmpeg) |
| FFMPEG_BIN='' |
| CAPTURERS_AVAIL=( $(sed 's/ffmpeg//'<<<"${CAPTURERS_AVAIL[*]}") ) |
| warn "FFmpeg disabled" |
| assert '[[ $MPLAYER_BIN ]]' |
| set_capturer mplayer |
| 5000,6 → 5025,7 |
|---|
| ;; |
| disable_mplayer) |
| MPLAYER_BIN='' |
| CAPTURERS_AVAIL=( $(sed 's/mplayer//'<<<"${CAPTURERS_AVAIL[*]}") ) |
| warn "Mplayer disabled" |
| assert '[[ $FFMPEG_BIN ]]' |
| set_capturer ffmpeg |