// Avisynth C Interface Version 0.20 // Copyright 2003 Kevin Atkinson // This program 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. // // This program 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 this program; if not, write to the Free Software // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, // MA 02110-1301 USA, or visit // http://www.gnu.org/copyleft/gpl.html . // // As a special exception, I give you permission to link to the // Avisynth C interface with independent modules that communicate with // the Avisynth C interface solely through the interfaces defined in // avisynth_c.h, regardless of the license terms of these independent // modules, and to copy and distribute the resulting combined work // under terms of your choice, provided that every copy of the // combined work is accompanied by a complete copy of the source code // of the Avisynth C interface and Avisynth itself (with the version // used to produce the combined work), being distributed under the // terms of the GNU General Public License plus this exception. An // independent module is a module which is not derived from or based // on Avisynth C Interface, such as 3rd-party filters, import and // export plugins, or graphical user interfaces. #ifndef __AVXSYNTH_C__ #define __AVXSYNTH_C__ #include "windowsPorts/windows2linux.h" #include <stdarg.h> #ifdef __cplusplus # define EXTERN_C extern "C" #else # define EXTERN_C #endif #define AVSC_USE_STDCALL 1 #ifndef AVSC_USE_STDCALL # define AVSC_CC __cdecl #else # define AVSC_CC __stdcall #endif #define AVSC_INLINE static __inline #ifdef AVISYNTH_C_EXPORTS # define AVSC_EXPORT EXTERN_C # define AVSC_API(ret, name) EXTERN_C __declspec(dllexport) ret AVSC_CC name #else # define AVSC_EXPORT EXTERN_C __declspec(dllexport) # ifndef AVSC_NO_DECLSPEC # define AVSC_API(ret, name) EXTERN_C __declspec(dllimport) ret AVSC_CC name # else # define AVSC_API(ret, name) typedef ret (AVSC_CC *name##_func) # endif #endif #ifdef __GNUC__ typedef long long int INT64; #else typedef __int64 INT64; #endif ///////////////////////////////////////////////////////////////////// // // Constants // #ifndef __AVXSYNTH_H__ enum { AVISYNTH_INTERFACE_VERSION = 3 }; #endif enum {AVS_SAMPLE_INT8 = 1<<0, AVS_SAMPLE_INT16 = 1<<1, AVS_SAMPLE_INT24 = 1<<2, AVS_SAMPLE_INT32 = 1<<3, AVS_SAMPLE_FLOAT = 1<<4}; enum {AVS_PLANAR_Y=1<<0, AVS_PLANAR_U=1<<1, AVS_PLANAR_V=1<<2, AVS_PLANAR_ALIGNED=1<<3, AVS_PLANAR_Y_ALIGNED=AVS_PLANAR_Y|AVS_PLANAR_ALIGNED, AVS_PLANAR_U_ALIGNED=AVS_PLANAR_U|AVS_PLANAR_ALIGNED, AVS_PLANAR_V_ALIGNED=AVS_PLANAR_V|AVS_PLANAR_ALIGNED}; // Colorspace properties. enum {AVS_CS_BGR = 1<<28, AVS_CS_YUV = 1<<29, AVS_CS_INTERLEAVED = 1<<30, AVS_CS_PLANAR = 1<<31}; // Specific colorformats enum { AVS_CS_UNKNOWN = 0, AVS_CS_BGR24 = 1<<0 | AVS_CS_BGR | AVS_CS_INTERLEAVED, AVS_CS_BGR32 = 1<<1 | AVS_CS_BGR | AVS_CS_INTERLEAVED, AVS_CS_YUY2 = 1<<2 | AVS_CS_YUV | AVS_CS_INTERLEAVED, AVS_CS_YV12 = 1<<3 | AVS_CS_YUV | AVS_CS_PLANAR, // y-v-u, planar AVS_CS_I420 = 1<<4 | AVS_CS_YUV | AVS_CS_PLANAR, // y-u-v, planar AVS_CS_IYUV = 1<<4 | AVS_CS_YUV | AVS_CS_PLANAR // same as above }; enum { AVS_IT_BFF = 1<<0, AVS_IT_TFF = 1<<1, AVS_IT_FIELDBASED = 1<<2}; enum { AVS_FILTER_TYPE=1, AVS_FILTER_INPUT_COLORSPACE=2, AVS_FILTER_OUTPUT_TYPE=9, AVS_FILTER_NAME=4, AVS_FILTER_AUTHOR=5, AVS_FILTER_VERSION=6, AVS_FILTER_ARGS=7, AVS_FILTER_ARGS_INFO=8, AVS_FILTER_ARGS_DESCRIPTION=10, AVS_FILTER_DESCRIPTION=11}; enum { //SUBTYPES AVS_FILTER_TYPE_AUDIO=1, AVS_FILTER_TYPE_VIDEO=2, AVS_FILTER_OUTPUT_TYPE_SAME=3, AVS_FILTER_OUTPUT_TYPE_DIFFERENT=4}; enum { AVS_CACHE_NOTHING=0, AVS_CACHE_RANGE=1, AVS_CACHE_ALL=2, AVS_CACHE_AUDIO=3, AVS_CACHE_AUDIO_NONE=4, AVS_CACHE_AUDIO_AUTO=5 }; #define AVS_FRAME_ALIGN 16 typedef struct AVS_Clip AVS_Clip; typedef struct AVS_ScriptEnvironment AVS_ScriptEnvironment; ///////////////////////////////////////////////////////////////////// // // AVS_VideoInfo // // AVS_VideoInfo is layed out identicly to VideoInfo typedef struct AVS_VideoInfo { int width, height; // width=0 means no video unsigned fps_numerator, fps_denominator; int num_frames; int pixel_type; int audio_samples_per_second; // 0 means no audio int sample_type; INT64 num_audio_samples; int nchannels; // Imagetype properties int image_type; } AVS_VideoInfo; // useful functions of the above AVSC_INLINE int avs_has_video(const AVS_VideoInfo * p) { return (p->width!=0); } AVSC_INLINE int avs_has_audio(const AVS_VideoInfo * p) { return (p->audio_samples_per_second!=0); } AVSC_INLINE int avs_is_rgb(const AVS_VideoInfo * p) { return !!(p->pixel_type&AVS_CS_BGR); } AVSC_INLINE int avs_is_rgb24(const AVS_VideoInfo * p) { return (p->pixel_type&AVS_CS_BGR24)==AVS_CS_BGR24; } // Clear out additional properties AVSC_INLINE int avs_is_rgb32(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_BGR32) == AVS_CS_BGR32 ; } AVSC_INLINE int avs_is_yuv(const AVS_VideoInfo * p) { return !!(p->pixel_type&AVS_CS_YUV ); } AVSC_INLINE int avs_is_yuy2(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_YUY2) == AVS_CS_YUY2; } AVSC_INLINE int avs_is_yv12(const AVS_VideoInfo * p) { return ((p->pixel_type & AVS_CS_YV12) == AVS_CS_YV12)||((p->pixel_type & AVS_CS_I420) == AVS_CS_I420); } AVSC_INLINE int avs_is_color_space(const AVS_VideoInfo * p, int c_space) { return ((p->pixel_type & c_space) == c_space); } AVSC_INLINE int avs_is_property(const AVS_VideoInfo * p, int property) { return ((p->pixel_type & property)==property ); } AVSC_INLINE int avs_is_planar(const AVS_VideoInfo * p) { return !!(p->pixel_type & AVS_CS_PLANAR); } AVSC_INLINE int avs_is_field_based(const AVS_VideoInfo * p) { return !!(p->image_type & AVS_IT_FIELDBASED); } AVSC_INLINE int avs_is_parity_known(const AVS_VideoInfo * p) { return ((p->image_type & AVS_IT_FIELDBASED)&&(p->image_type & (AVS_IT_BFF | AVS_IT_TFF))); } AVSC_INLINE int avs_is_bff(const AVS_VideoInfo * p) { return !!(p->image_type & AVS_IT_BFF); } AVSC_INLINE int avs_is_tff(const AVS_VideoInfo * p) { return !!(p->image_type & AVS_IT_TFF); } AVSC_INLINE int avs_bits_per_pixel(const AVS_VideoInfo * p) { switch (p->pixel_type) { case AVS_CS_BGR24: return 24; case AVS_CS_BGR32: return 32; case AVS_CS_YUY2: return 16; case AVS_CS_YV12: case AVS_CS_I420: return 12; default: return 0; } } AVSC_INLINE int avs_bytes_from_pixels(const AVS_VideoInfo * p, int pixels) { return pixels * (avs_bits_per_pixel(p)>>3); } // Will work on planar images, but will return only luma planes AVSC_INLINE int avs_row_size(const AVS_VideoInfo * p) { return avs_bytes_from_pixels(p,p->width); } // Also only returns first plane on planar images AVSC_INLINE int avs_bmp_size(const AVS_VideoInfo * vi) { if (avs_is_planar(vi)) {int p = vi->height * ((avs_row_size(vi)+3) & ~3); p+=p>>1; return p; } return vi->height * ((avs_row_size(vi)+3) & ~3); } AVSC_INLINE int avs_samples_per_second(const AVS_VideoInfo * p) { return p->audio_samples_per_second; } AVSC_INLINE int avs_bytes_per_channel_sample(const AVS_VideoInfo * p) { switch (p->sample_type) { case AVS_SAMPLE_INT8: return sizeof(signed char); case AVS_SAMPLE_INT16: return sizeof(signed short); case AVS_SAMPLE_INT24: return 3; case AVS_SAMPLE_INT32: return sizeof(signed int); case AVS_SAMPLE_FLOAT: return sizeof(float); default: return 0; } } AVSC_INLINE int avs_bytes_per_audio_sample(const AVS_VideoInfo * p) { return p->nchannels*avs_bytes_per_channel_sample(p);} AVSC_INLINE INT64 avs_audio_samples_from_frames(const AVS_VideoInfo * p, INT64 frames) { return ((INT64)(frames) * p->audio_samples_per_second * p->fps_denominator / p->fps_numerator); } AVSC_INLINE int avs_frames_from_audio_samples(const AVS_VideoInfo * p, INT64 samples) { return (int)(samples * (INT64)p->fps_numerator / (INT64)p->fps_denominator / (INT64)p->audio_samples_per_second); } AVSC_INLINE INT64 avs_audio_samples_from_bytes(const AVS_VideoInfo * p, INT64 bytes) { return bytes / avs_bytes_per_audio_sample(p); } AVSC_INLINE INT64 avs_bytes_from_audio_samples(const AVS_VideoInfo * p, INT64 samples) { return samples * avs_bytes_per_audio_sample(p); } AVSC_INLINE int avs_audio_channels(const AVS_VideoInfo * p) { return p->nchannels; } AVSC_INLINE int avs_sample_type(const AVS_VideoInfo * p) { return p->sample_type;} // useful mutator AVSC_INLINE void avs_set_property(AVS_VideoInfo * p, int property) { p->image_type|=property; } AVSC_INLINE void avs_clear_property(AVS_VideoInfo * p, int property) { p->image_type&=~property; } AVSC_INLINE void avs_set_field_based(AVS_VideoInfo * p, int isfieldbased) { if (isfieldbased) p->image_type|=AVS_IT_FIELDBASED; else p->image_type&=~AVS_IT_FIELDBASED; } AVSC_INLINE void avs_set_fps(AVS_VideoInfo * p, unsigned numerator, unsigned denominator) { unsigned x=numerator, y=denominator; while (y) { // find gcd unsigned t = x%y; x = y; y = t; } p->fps_numerator = numerator/x; p->fps_denominator = denominator/x; } AVSC_INLINE int avs_is_same_colorspace(AVS_VideoInfo * x, AVS_VideoInfo * y) { return (x->pixel_type == y->pixel_type) || (avs_is_yv12(x) && avs_is_yv12(y)); } ///////////////////////////////////////////////////////////////////// // // AVS_VideoFrame // // VideoFrameBuffer holds information about a memory block which is used // for video data. For efficiency, instances of this class are not deleted // when the refcount reaches zero; instead they're stored in a linked list // to be reused. The instances are deleted when the corresponding AVS // file is closed. // AVS_VideoFrameBuffer is layed out identicly to VideoFrameBuffer // DO NOT USE THIS STRUCTURE DIRECTLY typedef struct AVS_VideoFrameBuffer { unsigned char * data; int data_size; // sequence_number is incremented every time the buffer is changed, so // that stale views can tell they're no longer valid. long sequence_number; long refcount; } AVS_VideoFrameBuffer; // VideoFrame holds a "window" into a VideoFrameBuffer. // AVS_VideoFrame is layed out identicly to IVideoFrame // DO NOT USE THIS STRUCTURE DIRECTLY typedef struct AVS_VideoFrame { int refcount; AVS_VideoFrameBuffer * vfb; int offset, pitch, row_size, height, offsetU, offsetV, pitchUV; // U&V offsets are from top of picture. } AVS_VideoFrame; // Access functions for AVS_VideoFrame AVSC_INLINE int avs_get_pitch(const AVS_VideoFrame * p) { return p->pitch;} AVSC_INLINE int avs_get_pitch_p(const AVS_VideoFrame * p, int plane) { switch (plane) { case AVS_PLANAR_U: case AVS_PLANAR_V: return p->pitchUV;} return p->pitch;} AVSC_INLINE int avs_get_row_size(const AVS_VideoFrame * p) { return p->row_size; } AVSC_INLINE int avs_get_row_size_p(const AVS_VideoFrame * p, int plane) { int r; switch (plane) { case AVS_PLANAR_U: case AVS_PLANAR_V: if (p->pitchUV) return p->row_size>>1; else return 0; case AVS_PLANAR_U_ALIGNED: case AVS_PLANAR_V_ALIGNED: if (p->pitchUV) { r = ((p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)) )>>1; // Aligned rowsize if (r < p->pitchUV) return r; return p->row_size>>1; } else return 0; case AVS_PLANAR_Y_ALIGNED: r = (p->row_size+AVS_FRAME_ALIGN-1)&(~(AVS_FRAME_ALIGN-1)); // Aligned rowsize if (r <= p->pitch) return r; return p->row_size; } return p->row_size; } AVSC_INLINE int avs_get_height(const AVS_VideoFrame * p) { return p->height;} AVSC_INLINE int avs_get_height_p(const AVS_VideoFrame * p, int plane) { switch (plane) { case AVS_PLANAR_U: case AVS_PLANAR_V: if (p->pitchUV) return p->height>>1; return 0; } return p->height;} AVSC_INLINE const unsigned char* avs_get_read_ptr(const AVS_VideoFrame * p) { return p->vfb->data + p->offset;} AVSC_INLINE const unsigned char* avs_get_read_ptr_p(const AVS_VideoFrame * p, int plane) { switch (plane) { case AVS_PLANAR_U: return p->vfb->data + p->offsetU; case AVS_PLANAR_V: return p->vfb->data + p->offsetV; default: return p->vfb->data + p->offset;} } AVSC_INLINE int avs_is_writable(const AVS_VideoFrame * p) { return (p->refcount == 1 && p->vfb->refcount == 1);} AVSC_INLINE unsigned char* avs_get_write_ptr(const AVS_VideoFrame * p) { if (avs_is_writable(p)) { ++p->vfb->sequence_number; return p->vfb->data + p->offset; } else return 0; } AVSC_INLINE unsigned char* avs_get_write_ptr_p(const AVS_VideoFrame * p, int plane) { if (plane==AVS_PLANAR_Y && avs_is_writable(p)) { ++p->vfb->sequence_number; return p->vfb->data + p->offset; } else if (plane==AVS_PLANAR_Y) { return 0; } else { switch (plane) { case AVS_PLANAR_U: return p->vfb->data + p->offsetU; case AVS_PLANAR_V: return p->vfb->data + p->offsetV; default: return p->vfb->data + p->offset; } } } #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(void, avs_release_video_frame)(AVS_VideoFrame *); // makes a shallow copy of a video frame AVSC_API(AVS_VideoFrame *, avs_copy_video_frame)(AVS_VideoFrame *); #if defined __cplusplus } #endif // __cplusplus #ifndef AVSC_NO_DECLSPEC AVSC_INLINE void avs_release_frame(AVS_VideoFrame * f) {avs_release_video_frame(f);} AVSC_INLINE AVS_VideoFrame * avs_copy_frame(AVS_VideoFrame * f) {return avs_copy_video_frame(f);} #endif ///////////////////////////////////////////////////////////////////// // // AVS_Value // // Treat AVS_Value as a fat pointer. That is use avs_copy_value // and avs_release_value appropiaty as you would if AVS_Value was // a pointer. // To maintain source code compatibility with future versions of the // avisynth_c API don't use the AVS_Value directly. Use the helper // functions below. // AVS_Value is layed out identicly to AVSValue typedef struct AVS_Value AVS_Value; struct AVS_Value { short type; // 'a'rray, 'c'lip, 'b'ool, 'i'nt, 'f'loat, 's'tring, 'v'oid, or 'l'ong // for some function e'rror short array_size; union { void * clip; // do not use directly, use avs_take_clip char boolean; int integer; INT64 integer64; // match addition of __int64 to avxplugin.h float floating_pt; const char * string; const AVS_Value * array; } d; }; // AVS_Value should be initilized with avs_void. // Should also set to avs_void after the value is released // with avs_copy_value. Consider it the equalvent of setting // a pointer to NULL static const AVS_Value avs_void = {'v'}; AVSC_API(void, avs_copy_value)(AVS_Value * dest, AVS_Value src); AVSC_API(void, avs_release_value)(AVS_Value); AVSC_INLINE int avs_defined(AVS_Value v) { return v.type != 'v'; } AVSC_INLINE int avs_is_clip(AVS_Value v) { return v.type == 'c'; } AVSC_INLINE int avs_is_bool(AVS_Value v) { return v.type == 'b'; } AVSC_INLINE int avs_is_int(AVS_Value v) { return v.type == 'i'; } AVSC_INLINE int avs_is_float(AVS_Value v) { return v.type == 'f' || v.type == 'i'; } AVSC_INLINE int avs_is_string(AVS_Value v) { return v.type == 's'; } AVSC_INLINE int avs_is_array(AVS_Value v) { return v.type == 'a'; } AVSC_INLINE int avs_is_error(AVS_Value v) { return v.type == 'e'; } #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(AVS_Clip *, avs_take_clip)(AVS_Value, AVS_ScriptEnvironment *); AVSC_API(void, avs_set_to_clip)(AVS_Value *, AVS_Clip *); #if defined __cplusplus } #endif // __cplusplus AVSC_INLINE int avs_as_bool(AVS_Value v) { return v.d.boolean; } AVSC_INLINE int avs_as_int(AVS_Value v) { return v.d.integer; } AVSC_INLINE const char * avs_as_string(AVS_Value v) { return avs_is_error(v) || avs_is_string(v) ? v.d.string : 0; } AVSC_INLINE double avs_as_float(AVS_Value v) { return avs_is_int(v) ? v.d.integer : v.d.floating_pt; } AVSC_INLINE const char * avs_as_error(AVS_Value v) { return avs_is_error(v) ? v.d.string : 0; } AVSC_INLINE const AVS_Value * avs_as_array(AVS_Value v) { return v.d.array; } AVSC_INLINE int avs_array_size(AVS_Value v) { return avs_is_array(v) ? v.array_size : 1; } AVSC_INLINE AVS_Value avs_array_elt(AVS_Value v, int index) { return avs_is_array(v) ? v.d.array[index] : v; } // only use these functions on am AVS_Value that does not already have // an active value. Remember, treat AVS_Value as a fat pointer. AVSC_INLINE AVS_Value avs_new_value_bool(int v0) { AVS_Value v = {0}; v.type = 'b'; v.d.boolean = v0 == 0 ? 0 : 1; return v; } AVSC_INLINE AVS_Value avs_new_value_int(int v0) { AVS_Value v = {0}; v.type = 'i'; v.d.integer = v0; return v; } AVSC_INLINE AVS_Value avs_new_value_string(const char * v0) { AVS_Value v = {0}; v.type = 's'; v.d.string = v0; return v; } AVSC_INLINE AVS_Value avs_new_value_float(float v0) { AVS_Value v = {0}; v.type = 'f'; v.d.floating_pt = v0; return v;} AVSC_INLINE AVS_Value avs_new_value_error(const char * v0) { AVS_Value v = {0}; v.type = 'e'; v.d.string = v0; return v; } #ifndef AVSC_NO_DECLSPEC AVSC_INLINE AVS_Value avs_new_value_clip(AVS_Clip * v0) { AVS_Value v = {0}; avs_set_to_clip(&v, v0); return v; } #endif AVSC_INLINE AVS_Value avs_new_value_array(AVS_Value * v0, int size) { AVS_Value v = {0}; v.type = 'a'; v.d.array = v0; v.array_size = size; return v; } ///////////////////////////////////////////////////////////////////// // // AVS_Clip // #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(void, avs_release_clip)(AVS_Clip *); AVSC_API(AVS_Clip *, avs_copy_clip)(AVS_Clip *); AVSC_API(const char *, avs_clip_get_error)(AVS_Clip *); // return 0 if no error AVSC_API(const AVS_VideoInfo *, avs_get_video_info)(AVS_Clip *); AVSC_API(int, avs_get_version)(AVS_Clip *); AVSC_API(AVS_VideoFrame *, avs_get_frame)(AVS_Clip *, int n); // The returned video frame must be released with avs_release_video_frame AVSC_API(int, avs_get_parity)(AVS_Clip *, int n); // return field parity if field_based, else parity of first field in frame AVSC_API(int, avs_get_audio)(AVS_Clip *, void * buf, INT64 start, INT64 count); // start and count are in samples AVSC_API(int, avs_set_cache_hints)(AVS_Clip *, int cachehints, size_t frame_range); #if defined __cplusplus } #endif // __cplusplus // This is the callback type used by avs_add_function typedef AVS_Value (AVSC_CC * AVS_ApplyFunc) (AVS_ScriptEnvironment *, AVS_Value args, void * user_data); typedef struct AVS_FilterInfo AVS_FilterInfo; struct AVS_FilterInfo { // these members should not be modified outside of the AVS_ApplyFunc callback AVS_Clip * child; AVS_VideoInfo vi; AVS_ScriptEnvironment * env; AVS_VideoFrame * (AVSC_CC * get_frame)(AVS_FilterInfo *, int n); int (AVSC_CC * get_parity)(AVS_FilterInfo *, int n); int (AVSC_CC * get_audio)(AVS_FilterInfo *, void * buf, INT64 start, INT64 count); int (AVSC_CC * set_cache_hints)(AVS_FilterInfo *, int cachehints, int frame_range); void (AVSC_CC * free_filter)(AVS_FilterInfo *); // Should be set when ever there is an error to report. // It is cleared before any of the above methods are called const char * error; // this is to store whatever and may be modified at will void * user_data; }; // Create a new filter // fi is set to point to the AVS_FilterInfo so that you can // modify it once it is initilized. // store_child should generally be set to true. If it is not // set than ALL methods (the function pointers) must be defined // If it is set than you do not need to worry about freeing the child // clip. #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(AVS_Clip *, avs_new_c_filter)(AVS_ScriptEnvironment * e, AVS_FilterInfo * * fi, AVS_Value child, int store_child); #if defined __cplusplus } #endif // __cplusplus ///////////////////////////////////////////////////////////////////// // // AVS_ScriptEnvironment // // For GetCPUFlags. These are backwards-compatible with those in VirtualDub. enum { /* slowest CPU to support extension */ AVS_CPU_FORCE = 0x01, // N/A AVS_CPU_FPU = 0x02, // 386/486DX AVS_CPU_MMX = 0x04, // P55C, K6, PII AVS_CPU_INTEGER_SSE = 0x08, // PIII, Athlon AVS_CPU_SSE = 0x10, // PIII, Athlon XP/MP AVS_CPU_SSE2 = 0x20, // PIV, Hammer AVS_CPU_3DNOW = 0x40, // K6-2 AVS_CPU_3DNOW_EXT = 0x80, // Athlon AVS_CPU_X86_64 = 0xA0, // Hammer (note: equiv. to 3DNow + SSE2, // which only Hammer will have anyway) }; #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(const char *, avs_get_error)(AVS_ScriptEnvironment *); // return 0 if no error AVSC_API(long, avs_get_cpu_flags)(AVS_ScriptEnvironment *); AVSC_API(int, avs_check_version)(AVS_ScriptEnvironment *, int version); AVSC_API(char *, avs_save_string)(AVS_ScriptEnvironment *, const char* s, int length); AVSC_API(char *, avs_sprintf)(AVS_ScriptEnvironment *, const char * fmt, ...); AVSC_API(char *, avs_vsprintf)(AVS_ScriptEnvironment *, const char * fmt, va_list val); // note: val is really a va_list; I hope everyone typedefs va_list to a pointer AVSC_API(int, avs_add_function)(AVS_ScriptEnvironment *, const char * name, const char * params, AVS_ApplyFunc apply, void * user_data); AVSC_API(int, avs_function_exists)(AVS_ScriptEnvironment *, const char * name); AVSC_API(AVS_Value, avs_invoke)(AVS_ScriptEnvironment *, const char * name, AVS_Value args, const char** arg_names); // The returned value must be be released with avs_release_value AVSC_API(AVS_Value, avs_get_var)(AVS_ScriptEnvironment *, const char* name); // The returned value must be be released with avs_release_value AVSC_API(int, avs_set_var)(AVS_ScriptEnvironment *, const char* name, AVS_Value val); AVSC_API(int, avs_set_global_var)(AVS_ScriptEnvironment *, const char* name, const AVS_Value val); //void avs_push_context(AVS_ScriptEnvironment *, int level=0); //void avs_pop_context(AVS_ScriptEnvironment *); AVSC_API(AVS_VideoFrame *, avs_new_video_frame_a)(AVS_ScriptEnvironment *, const AVS_VideoInfo * vi, int align); // align should be at least 16 #if defined __cplusplus } #endif // __cplusplus #ifndef AVSC_NO_DECLSPEC AVSC_INLINE AVS_VideoFrame * avs_new_video_frame(AVS_ScriptEnvironment * env, const AVS_VideoInfo * vi) {return avs_new_video_frame_a(env,vi,AVS_FRAME_ALIGN);} AVSC_INLINE AVS_VideoFrame * avs_new_frame(AVS_ScriptEnvironment * env, const AVS_VideoInfo * vi) {return avs_new_video_frame_a(env,vi,AVS_FRAME_ALIGN);} #endif #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(int, avs_make_writable)(AVS_ScriptEnvironment *, AVS_VideoFrame * * pvf); AVSC_API(void, avs_bit_blt)(AVS_ScriptEnvironment *, unsigned char* dstp, int dst_pitch, const unsigned char* srcp, int src_pitch, int row_size, int height); typedef void (AVSC_CC *AVS_ShutdownFunc)(void* user_data, AVS_ScriptEnvironment * env); AVSC_API(void, avs_at_exit)(AVS_ScriptEnvironment *, AVS_ShutdownFunc function, void * user_data); AVSC_API(AVS_VideoFrame *, avs_subframe)(AVS_ScriptEnvironment *, AVS_VideoFrame * src, int rel_offset, int new_pitch, int new_row_size, int new_height); // The returned video frame must be be released AVSC_API(int, avs_set_memory_max)(AVS_ScriptEnvironment *, int mem); AVSC_API(int, avs_set_working_dir)(AVS_ScriptEnvironment *, const char * newdir); // avisynth.dll exports this; it's a way to use it as a library, without // writing an AVS script or without going through AVIFile. AVSC_API(AVS_ScriptEnvironment *, avs_create_script_environment)(int version); #if defined __cplusplus } #endif // __cplusplus // this symbol is the entry point for the plugin and must // be defined AVSC_EXPORT const char * AVSC_CC avisynth_c_plugin_init(AVS_ScriptEnvironment* env); #if defined __cplusplus extern "C" { #endif // __cplusplus AVSC_API(void, avs_delete_script_environment)(AVS_ScriptEnvironment *); AVSC_API(AVS_VideoFrame *, avs_subframe_planar)(AVS_ScriptEnvironment *, AVS_VideoFrame * src, int rel_offset, int new_pitch, int new_row_size, int new_height, int rel_offsetU, int rel_offsetV, int new_pitchUV); // The returned video frame must be be released #if defined __cplusplus } #endif // __cplusplus #endif //__AVXSYNTH_C__