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author | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-05 17:23:22 +0000 |
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committer | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-05 17:23:22 +0000 |
commit | 19704bb73a507b54aa8ddd208610fd548aeac3a1 (patch) | |
tree | ff99df4f34a20a52069c2d7987eb743c8261a8d5 /libmpcodecs/vd_libdv.c | |
parent | 54646d462b3fbe1c7d6e539a3181daf20721b5f5 (diff) | |
download | mpv-19704bb73a507b54aa8ddd208610fd548aeac3a1.tar.bz2 mpv-19704bb73a507b54aa8ddd208610fd548aeac3a1.tar.xz |
native DV audio/video decoders using libdv
based on patch by Alexander Neundorf <neundorf@kde.org>
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6928 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpcodecs/vd_libdv.c')
-rw-r--r-- | libmpcodecs/vd_libdv.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/libmpcodecs/vd_libdv.c b/libmpcodecs/vd_libdv.c new file mode 100644 index 0000000000..c890d550d7 --- /dev/null +++ b/libmpcodecs/vd_libdv.c @@ -0,0 +1,88 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <unistd.h> +#include <math.h> + +#include "config.h" + +#ifdef HAVE_LIBDV095 + +#include "img_format.h" + +#include <libdv/dv.h> +#include <libdv/dv_types.h> + +#include "stream.h" +#include "demuxer.h" +#include "stheader.h" + +#include "vd_internal.h" + +static vd_info_t info = +{ + "Raw DV Video Decoder", + "libdv", + VFM_LIBDV, + "Alexander Neundorf <neundorf@kde.org>", + "http://libdv.sf.net", + "" +}; + +LIBVD_EXTERN(libdv) + +// to set/get/query special features/parameters +static int control(sh_video_t *sh,int cmd,void* arg,...){ + return CONTROL_UNKNOWN; +} + +static dv_decoder_t* global_rawdv_decoder=NULL; + +dv_decoder_t* init_global_rawdv_decoder() +{ + if(!global_rawdv_decoder){ + global_rawdv_decoder=dv_decoder_new(TRUE,TRUE,FALSE); + global_rawdv_decoder->quality=DV_QUALITY_BEST; + global_rawdv_decoder->prev_frame_decoded = 0; + } + return global_rawdv_decoder; +} + +// init driver +static int init(sh_video_t *sh) +{ + sh->context = (void *)init_global_rawdv_decoder(); + return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YUY2); +} + +// uninit driver +static void uninit(sh_video_t *sh){ +} + +// decode a frame +static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags) +{ + mp_image_t* mpi; + dv_decoder_t *decoder=sh->context; + + if(len<=0 || (flags&3)){ +// fprintf(stderr,"decode() (rawdv) SKIPPED\n"); + return NULL; // skipped frame + } + + dv_parse_header(decoder, data); + + mpi=mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, sh->disp_w, sh->disp_h); + + if(!mpi){ // temporary! + fprintf(stderr,"couldn't allocate image for stderr codec\n"); + return NULL; + } + + dv_decode_full_frame(decoder, data, e_dv_color_yuv, mpi->planes, mpi->stride); + + return mpi; +} +#endif + |