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Diffstat (limited to 'libavfilter/libmpcodecs/vf.h')
| -rw-r--r-- | libavfilter/libmpcodecs/vf.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/libavfilter/libmpcodecs/vf.h b/libavfilter/libmpcodecs/vf.h new file mode 100644 index 0000000..d8fc66b --- /dev/null +++ b/libavfilter/libmpcodecs/vf.h @@ -0,0 +1,169 @@ +/* + * This file is part of MPlayer. + * + * MPlayer is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * MPlayer is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with MPlayer; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPLAYER_VF_H +#define MPLAYER_VF_H + +//#include "m_option.h" +#include "mp_image.h" + +//extern m_obj_settings_t* vf_settings; +//extern const m_obj_list_t vf_obj_list; + +struct vf_instance; +struct vf_priv_s; + +typedef struct vf_info_s { + const char *info; + const char *name; + const char *author; + const char *comment; + int (*vf_open)(struct vf_instance *vf,char* args); + // Ptr to a struct dscribing the options + const void* opts; +} vf_info_t; + +#define NUM_NUMBERED_MPI 50 + +typedef struct vf_image_context_s { + mp_image_t* static_images[2]; + mp_image_t* temp_images[1]; + mp_image_t* export_images[1]; + mp_image_t* numbered_images[NUM_NUMBERED_MPI]; + int static_idx; +} vf_image_context_t; + +typedef struct vf_format_context_t { + int have_configured; + int orig_width, orig_height, orig_fmt; +} vf_format_context_t; + +typedef struct vf_instance { + const vf_info_t* info; + // funcs: + int (*config)(struct vf_instance *vf, + int width, int height, int d_width, int d_height, + unsigned int flags, unsigned int outfmt); + int (*control)(struct vf_instance *vf, + int request, void* data); + int (*query_format)(struct vf_instance *vf, + unsigned int fmt); + void (*get_image)(struct vf_instance *vf, + mp_image_t *mpi); + int (*put_image)(struct vf_instance *vf, + mp_image_t *mpi, double pts); + void (*start_slice)(struct vf_instance *vf, + mp_image_t *mpi); + void (*draw_slice)(struct vf_instance *vf, + unsigned char** src, int* stride, int w,int h, int x, int y); + void (*uninit)(struct vf_instance *vf); + + int (*continue_buffered_image)(struct vf_instance *vf); + // caps: + unsigned int default_caps; // used by default query_format() + unsigned int default_reqs; // used by default config() + // data: + int w, h; + vf_image_context_t imgctx; + vf_format_context_t fmt; + struct vf_instance *next; + mp_image_t *dmpi; + struct vf_priv_s* priv; +} vf_instance_t; + +// control codes: +#include "mpc_info.h" + +typedef struct vf_seteq_s +{ + const char *item; + int value; +} vf_equalizer_t; + +#define VFCTRL_QUERY_MAX_PP_LEVEL 4 /* test for postprocessing support (max level) */ +#define VFCTRL_SET_PP_LEVEL 5 /* set postprocessing level */ +#define VFCTRL_SET_EQUALIZER 6 /* set color options (brightness,contrast etc) */ +#define VFCTRL_GET_EQUALIZER 8 /* gset color options (brightness,contrast etc) */ +#define VFCTRL_DRAW_OSD 7 +#define VFCTRL_CHANGE_RECTANGLE 9 /* Change the rectangle boundaries */ +#define VFCTRL_FLIP_PAGE 10 /* Tell the vo to flip pages */ +#define VFCTRL_DUPLICATE_FRAME 11 /* For encoding - encode zero-change frame */ +#define VFCTRL_SKIP_NEXT_FRAME 12 /* For encoding - drop the next frame that passes through */ +#define VFCTRL_FLUSH_FRAMES 13 /* For encoding - flush delayed frames */ +#define VFCTRL_SCREENSHOT 14 /* Make a screenshot */ +#define VFCTRL_INIT_EOSD 15 /* Select EOSD renderer */ +#define VFCTRL_DRAW_EOSD 16 /* Render EOSD */ +#define VFCTRL_GET_PTS 17 /* Return last pts value that reached vf_vo*/ +#define VFCTRL_SET_DEINTERLACE 18 /* Set deinterlacing status */ +#define VFCTRL_GET_DEINTERLACE 19 /* Get deinterlacing status */ + +#include "vfcap.h" + +//FIXME this should be in a common header, but i dunno which +#define MP_NOPTS_VALUE (-1LL<<63) //both int64_t and double should be able to represent this exactly + + +// functions: +void ff_vf_mpi_clear(mp_image_t* mpi,int x0,int y0,int w,int h); +mp_image_t* ff_vf_get_image(vf_instance_t* vf, unsigned int outfmt, int mp_imgtype, int mp_imgflag, int w, int h); + +vf_instance_t* vf_open_plugin(const vf_info_t* const* filter_list, vf_instance_t* next, const char *name, char **args); +vf_instance_t* vf_open_filter(vf_instance_t* next, const char *name, char **args); +vf_instance_t* ff_vf_add_before_vo(vf_instance_t **vf, char *name, char **args); +vf_instance_t* vf_open_encoder(vf_instance_t* next, const char *name, char *args); + +unsigned int ff_vf_match_csp(vf_instance_t** vfp,const unsigned int* list,unsigned int preferred); +void ff_vf_clone_mpi_attributes(mp_image_t* dst, mp_image_t* src); +void ff_vf_queue_frame(vf_instance_t *vf, int (*)(vf_instance_t *)); +int ff_vf_output_queued_frame(vf_instance_t *vf); + +// default wrappers: +int ff_vf_next_config(struct vf_instance *vf, + int width, int height, int d_width, int d_height, + unsigned int flags, unsigned int outfmt); +int ff_vf_next_control(struct vf_instance *vf, int request, void* data); +void ff_vf_extra_flip(struct vf_instance *vf); +int ff_vf_next_query_format(struct vf_instance *vf, unsigned int fmt); +int ff_vf_next_put_image(struct vf_instance *vf,mp_image_t *mpi, double pts); +void ff_vf_next_draw_slice (struct vf_instance *vf, unsigned char** src, int* stride, int w,int h, int x, int y); + +vf_instance_t* ff_append_filters(vf_instance_t* last); + +void ff_vf_uninit_filter(vf_instance_t* vf); +void ff_vf_uninit_filter_chain(vf_instance_t* vf); + +int ff_vf_config_wrapper(struct vf_instance *vf, + int width, int height, int d_width, int d_height, + unsigned int flags, unsigned int outfmt); + +static inline int norm_qscale(int qscale, int type) +{ + switch (type) { + case 0: // MPEG-1 + return qscale; + case 1: // MPEG-2 + return qscale >> 1; + case 2: // H264 + return qscale >> 2; + case 3: // VP56 + return (63 - qscale + 2) >> 2; + } + return qscale; +} + +#endif /* MPLAYER_VF_H */ |
