[glen]

/root/ffmpeg-php-0.6.0/ffmpeg_frame.c: In function 'zif_ffmpeg_frame_toGDImage':
/root/ffmpeg-php-0.6.0/ffmpeg_frame.c:336: error: 'PIX_FMT_RGBA32' undeclared (first use in this function)
/root/ffmpeg-php-0.6.0/ffmpeg_frame.c:336: error: (Each undeclared identifier is reported only once
/root/ffmpeg-php-0.6.0/ffmpeg_frame.c:336: error: for each function it appears in.)
/root/ffmpeg-php-0.6.0/ffmpeg_frame.c: In function 'zif_ffmpeg_frame_ffmpeg_frame':
/root/ffmpeg-php-0.6.0/ffmpeg_frame.c:421: error: 'PIX_FMT_RGBA32' undeclared (first use in this function)

bu hatayı bende almaktayım ne yapmak gerekir.?