| // 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. |
| |
| // NOTE: this is a partial update of the Avisynth C interface to recognize |
| // new color spaces added in Avisynth 2.60. By no means is this document |
| // completely Avisynth 2.60 compliant. |
| |
| #ifndef __AVISYNTH_C__ |
| #define __AVISYNTH_C__ |
| |
| #include "avs/config.h" |
| #include "avs/capi.h" |
| #include "avs/types.h" |
| |
| |
| ///////////////////////////////////////////////////////////////////// |
| // |
| // Constants |
| // |
| |
| #ifndef __AVISYNTH_6_H__ |
| enum { AVISYNTH_INTERFACE_VERSION = 6 }; |
| #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, |
| AVS_PLANAR_A=1<<4, |
| AVS_PLANAR_R=1<<5, |
| AVS_PLANAR_G=1<<6, |
| AVS_PLANAR_B=1<<7, |
| AVS_PLANAR_A_ALIGNED=AVS_PLANAR_A|AVS_PLANAR_ALIGNED, |
| AVS_PLANAR_R_ALIGNED=AVS_PLANAR_R|AVS_PLANAR_ALIGNED, |
| AVS_PLANAR_G_ALIGNED=AVS_PLANAR_G|AVS_PLANAR_ALIGNED, |
| AVS_PLANAR_B_ALIGNED=AVS_PLANAR_B|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, |
| |
| AVS_CS_SHIFT_SUB_WIDTH = 0, |
| AVS_CS_SHIFT_SUB_HEIGHT = 8, |
| AVS_CS_SHIFT_SAMPLE_BITS = 16, |
| |
| AVS_CS_SUB_WIDTH_MASK = 7 << AVS_CS_SHIFT_SUB_WIDTH, |
| AVS_CS_SUB_WIDTH_1 = 3 << AVS_CS_SHIFT_SUB_WIDTH, // YV24 |
| AVS_CS_SUB_WIDTH_2 = 0 << AVS_CS_SHIFT_SUB_WIDTH, // YV12, I420, YV16 |
| AVS_CS_SUB_WIDTH_4 = 1 << AVS_CS_SHIFT_SUB_WIDTH, // YUV9, YV411 |
| |
| AVS_CS_VPLANEFIRST = 1 << 3, // YV12, YV16, YV24, YV411, YUV9 |
| AVS_CS_UPLANEFIRST = 1 << 4, // I420 |
| |
| AVS_CS_SUB_HEIGHT_MASK = 7 << AVS_CS_SHIFT_SUB_HEIGHT, |
| AVS_CS_SUB_HEIGHT_1 = 3 << AVS_CS_SHIFT_SUB_HEIGHT, // YV16, YV24, YV411 |
| AVS_CS_SUB_HEIGHT_2 = 0 << AVS_CS_SHIFT_SUB_HEIGHT, // YV12, I420 |
| AVS_CS_SUB_HEIGHT_4 = 1 << AVS_CS_SHIFT_SUB_HEIGHT, // YUV9 |
| |
| AVS_CS_SAMPLE_BITS_MASK = 7 << AVS_CS_SHIFT_SAMPLE_BITS, |
| AVS_CS_SAMPLE_BITS_8 = 0 << AVS_CS_SHIFT_SAMPLE_BITS, |
| AVS_CS_SAMPLE_BITS_16 = 1 << AVS_CS_SHIFT_SAMPLE_BITS, |
| AVS_CS_SAMPLE_BITS_32 = 2 << AVS_CS_SHIFT_SAMPLE_BITS, |
| |
| AVS_CS_PLANAR_MASK = AVS_CS_PLANAR | AVS_CS_INTERLEAVED | AVS_CS_YUV | AVS_CS_BGR | AVS_CS_SAMPLE_BITS_MASK | AVS_CS_SUB_HEIGHT_MASK | AVS_CS_SUB_WIDTH_MASK, |
| AVS_CS_PLANAR_FILTER = ~( AVS_CS_VPLANEFIRST | AVS_CS_UPLANEFIRST )}; |
| |
| // 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 Reserved |
| // AVS_CS_I420 = 1<<4 Reserved |
| AVS_CS_RAW32 = 1<<5 | AVS_CS_INTERLEAVED, |
| |
| AVS_CS_YV24 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_1, // YVU 4:4:4 planar |
| AVS_CS_YV16 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_2, // YVU 4:2:2 planar |
| AVS_CS_YV12 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_2 | AVS_CS_SUB_WIDTH_2, // YVU 4:2:0 planar |
| AVS_CS_I420 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_UPLANEFIRST | AVS_CS_SUB_HEIGHT_2 | AVS_CS_SUB_WIDTH_2, // YUV 4:2:0 planar |
| AVS_CS_IYUV = AVS_CS_I420, |
| AVS_CS_YV411 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_4, // YVU 4:1:1 planar |
| AVS_CS_YUV9 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_4 | AVS_CS_SUB_WIDTH_4, // YVU 4:1:0 planar |
| AVS_CS_Y8 = AVS_CS_PLANAR | AVS_CS_INTERLEAVED | AVS_CS_YUV | AVS_CS_SAMPLE_BITS_8 // Y 4:0:0 planar |
| }; |
| |
| 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 { |
| // New 2.6 explicitly defined cache hints. |
| AVS_CACHE_NOTHING=10, // Do not cache video. |
| AVS_CACHE_WINDOW=11, // Hard protect upto X frames within a range of X from the current frame N. |
| AVS_CACHE_GENERIC=12, // LRU cache upto X frames. |
| AVS_CACHE_FORCE_GENERIC=13, // LRU cache upto X frames, override any previous CACHE_WINDOW. |
| |
| AVS_CACHE_GET_POLICY=30, // Get the current policy. |
| AVS_CACHE_GET_WINDOW=31, // Get the current window h_span. |
| AVS_CACHE_GET_RANGE=32, // Get the current generic frame range. |
| |
| AVS_CACHE_AUDIO=50, // Explicitly do cache audio, X byte cache. |
| AVS_CACHE_AUDIO_NOTHING=51, // Explicitly do not cache audio. |
| AVS_CACHE_AUDIO_NONE=52, // Audio cache off (auto mode), X byte intial cache. |
| AVS_CACHE_AUDIO_AUTO=53, // Audio cache on (auto mode), X byte intial cache. |
| |
| AVS_CACHE_GET_AUDIO_POLICY=70, // Get the current audio policy. |
| AVS_CACHE_GET_AUDIO_SIZE=71, // Get the current audio cache size. |
| |
| AVS_CACHE_PREFETCH_FRAME=100, // Queue request to prefetch frame N. |
| AVS_CACHE_PREFETCH_GO=101, // Action video prefetches. |
| |
| AVS_CACHE_PREFETCH_AUDIO_BEGIN=120, // Begin queue request transaction to prefetch audio (take critical section). |
| AVS_CACHE_PREFETCH_AUDIO_STARTLO=121, // Set low 32 bits of start. |
| AVS_CACHE_PREFETCH_AUDIO_STARTHI=122, // Set high 32 bits of start. |
| AVS_CACHE_PREFETCH_AUDIO_COUNT=123, // Set low 32 bits of length. |
| AVS_CACHE_PREFETCH_AUDIO_COMMIT=124, // Enqueue request transaction to prefetch audio (release critical section). |
| AVS_CACHE_PREFETCH_AUDIO_GO=125, // Action audio prefetches. |
| |
| AVS_CACHE_GETCHILD_CACHE_MODE=200, // Cache ask Child for desired video cache mode. |
| AVS_CACHE_GETCHILD_CACHE_SIZE=201, // Cache ask Child for desired video cache size. |
| AVS_CACHE_GETCHILD_AUDIO_MODE=202, // Cache ask Child for desired audio cache mode. |
| AVS_CACHE_GETCHILD_AUDIO_SIZE=203, // Cache ask Child for desired audio cache size. |
| |
| AVS_CACHE_GETCHILD_COST=220, // Cache ask Child for estimated processing cost. |
| AVS_CACHE_COST_ZERO=221, // Child response of zero cost (ptr arithmetic only). |
| AVS_CACHE_COST_UNIT=222, // Child response of unit cost (less than or equal 1 full frame blit). |
| AVS_CACHE_COST_LOW=223, // Child response of light cost. (Fast) |
| AVS_CACHE_COST_MED=224, // Child response of medium cost. (Real time) |
| AVS_CACHE_COST_HI=225, // Child response of heavy cost. (Slow) |
| |
| AVS_CACHE_GETCHILD_THREAD_MODE=240, // Cache ask Child for thread safetyness. |
| AVS_CACHE_THREAD_UNSAFE=241, // Only 1 thread allowed for all instances. 2.5 filters default! |
| AVS_CACHE_THREAD_CLASS=242, // Only 1 thread allowed for each instance. 2.6 filters default! |
| AVS_CACHE_THREAD_SAFE=243, // Allow all threads in any instance. |
| AVS_CACHE_THREAD_OWN=244, // Safe but limit to 1 thread, internally threaded. |
| |
| AVS_CACHE_GETCHILD_ACCESS_COST=260, // Cache ask Child for preferred access pattern. |
| AVS_CACHE_ACCESS_RAND=261, // Filter is access order agnostic. |
| AVS_CACHE_ACCESS_SEQ0=262, // Filter prefers sequential access (low cost) |
| AVS_CACHE_ACCESS_SEQ1=263, // Filter needs sequential access (high cost) |
| }; |
| |
| #ifdef BUILDING_AVSCORE |
| struct AVS_ScriptEnvironment { |
| IScriptEnvironment * env; |
| const char * error; |
| AVS_ScriptEnvironment(IScriptEnvironment * e = 0) |
| : env(e), error(0) {} |
| }; |
| #endif |
| |
| 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_API(int, avs_is_yv24)(const AVS_VideoInfo * p); |
| |
| AVSC_API(int, avs_is_yv16)(const AVS_VideoInfo * p); |
| |
| AVSC_API(int, avs_is_yv12)(const AVS_VideoInfo * p) ; |
| |
| AVSC_API(int, avs_is_yv411)(const AVS_VideoInfo * p); |
| |
| AVSC_API(int, avs_is_y8)(const AVS_VideoInfo * p); |
| |
| AVSC_INLINE int avs_is_property(const AVS_VideoInfo * p, int property) |
| { return ((p->image_type & property)==property ); } |
| |
| AVSC_INLINE int avs_is_planar(const AVS_VideoInfo * p) |
| { return !!(p->pixel_type & AVS_CS_PLANAR); } |
| |
| AVSC_API(int, avs_is_color_space)(const AVS_VideoInfo * p, int c_space); |
| |
| 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_API(int, avs_get_plane_width_subsampling)(const AVS_VideoInfo * p, int plane); |
| |
| AVSC_API(int, avs_get_plane_height_subsampling)(const AVS_VideoInfo * p, int plane); |
| |
| |
| AVSC_API(int, avs_bits_per_pixel)(const AVS_VideoInfo * p); |
| |
| AVSC_API(int, avs_bytes_from_pixels)(const AVS_VideoInfo * p, int pixels); |
| |
| AVSC_API(int, avs_row_size)(const AVS_VideoInfo * p, int plane); |
| |
| AVSC_API(int, avs_bmp_size)(const AVS_VideoInfo * vi); |
| |
| 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; |
| } |
| |
| #ifdef AVS_IMPLICIT_FUNCTION_DECLARATION_ERROR |
| 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)); |
| } |
| #endif |
| |
| ///////////////////////////////////////////////////////////////////// |
| // |
| // 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 { |
| BYTE * 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. |
| volatile long sequence_number; |
| |
| volatile 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 { |
| volatile long refcount; |
| AVS_VideoFrameBuffer * vfb; |
| int offset, pitch, row_size, height, offsetU, offsetV, pitchUV; // U&V offsets are from top of picture. |
| int row_sizeUV, heightUV; |
| } AVS_VideoFrame; |
| |
| // Access functions for AVS_VideoFrame |
| AVSC_API(int, avs_get_pitch_p)(const AVS_VideoFrame * p, int plane); |
| |
| #ifdef AVS_IMPLICIT_FUNCTION_DECLARATION_ERROR |
| AVSC_INLINE int avs_get_pitch(const AVS_VideoFrame * p) { |
| return avs_get_pitch_p(p, 0);} |
| #endif |
| |
| AVSC_API(int, avs_get_row_size_p)(const AVS_VideoFrame * p, int plane); |
| |
| AVSC_INLINE int avs_get_row_size(const AVS_VideoFrame * p) { |
| return p->row_size; } |
| |
| AVSC_API(int, avs_get_height_p)(const AVS_VideoFrame * p, int plane); |
| |
| AVSC_INLINE int avs_get_height(const AVS_VideoFrame * p) { |
| return p->height;} |
| |
| AVSC_API(const BYTE *, avs_get_read_ptr_p)(const AVS_VideoFrame * p, int plane); |
| |
| #ifdef AVS_IMPLICIT_FUNCTION_DECLARATION_ERROR |
| AVSC_INLINE const BYTE* avs_get_read_ptr(const AVS_VideoFrame * p) { |
| return avs_get_read_ptr_p(p, 0);} |
| #endif |
| |
| AVSC_API(int, avs_is_writable)(const AVS_VideoFrame * p); |
| |
| AVSC_API(BYTE *, avs_get_write_ptr_p)(const AVS_VideoFrame * p, int plane); |
| |
| #ifdef AVS_IMPLICIT_FUNCTION_DECLARATION_ERROR |
| AVSC_INLINE BYTE* avs_get_write_ptr(const AVS_VideoFrame * p) { |
| return avs_get_write_ptr_p(p, 0);} |
| #endif |
| |
| 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 *); |
| |
| #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; |
| 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'; } |
| |
| AVSC_API(AVS_Clip *, avs_take_clip)(AVS_Value, AVS_ScriptEnvironment *); |
| AVSC_API(void, avs_set_to_clip)(AVS_Value *, AVS_Clip *); |
| |
| 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 an 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; 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; v.type = 'i'; v.d.integer = v0; return v; } |
| AVSC_INLINE AVS_Value avs_new_value_string(const char * v0) |
| { AVS_Value v; v.type = 's'; v.d.string = v0; return v; } |
| AVSC_INLINE AVS_Value avs_new_value_float(float v0) |
| { AVS_Value v; v.type = 'f'; v.d.floating_pt = v0; return v;} |
| AVSC_INLINE AVS_Value avs_new_value_error(const char * v0) |
| { AVS_Value v; 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; 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; v.type = 'a'; v.d.array = v0; v.array_size = size; return v; } |
| |
| ///////////////////////////////////////////////////////////////////// |
| // |
| // AVS_Clip |
| // |
| |
| 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, int frame_range); |
| |
| // 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. |
| AVSC_API(AVS_Clip *, avs_new_c_filter)(AVS_ScriptEnvironment * e, |
| AVS_FilterInfo * * fi, |
| AVS_Value child, int store_child); |
| |
| ///////////////////////////////////////////////////////////////////// |
| // |
| // 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) |
| AVS_CPUF_SSE3 = 0x100, // PIV+, K8 Venice |
| AVS_CPUF_SSSE3 = 0x200, // Core 2 |
| AVS_CPUF_SSE4 = 0x400, // Penryn, Wolfdale, Yorkfield |
| AVS_CPUF_SSE4_1 = 0x400, |
| //AVS_CPUF_AVX = 0x800, // Sandy Bridge, Bulldozer |
| AVS_CPUF_SSE4_2 = 0x1000, // Nehalem |
| //AVS_CPUF_AVX2 = 0x2000, // Haswell |
| //AVS_CPUF_AVX512 = 0x4000, // Knights Landing |
| }; |
| |
| |
| AVSC_API(const char *, avs_get_error)(AVS_ScriptEnvironment *); // return 0 if no error |
| |
| AVSC_API(int, 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, void* 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 |
| |
| #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,FRAME_ALIGN);} |
| |
| AVSC_INLINE |
| AVS_VideoFrame * avs_new_frame(AVS_ScriptEnvironment * env, |
| const AVS_VideoInfo * vi) |
| {return avs_new_video_frame_a(env,vi,FRAME_ALIGN);} |
| #endif |
| |
| |
| AVSC_API(int, avs_make_writable)(AVS_ScriptEnvironment *, AVS_VideoFrame * * pvf); |
| |
| AVSC_API(void, avs_bit_blt)(AVS_ScriptEnvironment *, BYTE* dstp, int dst_pitch, const BYTE* 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); |
| |
| // 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); |
| |
| |
| 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 |
| |
| #ifdef AVSC_NO_DECLSPEC |
| // use LoadLibrary and related functions to dynamically load Avisynth instead of declspec(dllimport) |
| /* |
| The following functions needs to have been declared, probably from windows.h |
| |
| void* malloc(size_t) |
| void free(void*); |
| |
| HMODULE LoadLibrary(const char*); |
| void* GetProcAddress(HMODULE, const char*); |
| FreeLibrary(HMODULE); |
| */ |
| |
| |
| typedef struct AVS_Library AVS_Library; |
| |
| #define AVSC_DECLARE_FUNC(name) name##_func name |
| |
| struct AVS_Library { |
| HMODULE handle; |
| |
| AVSC_DECLARE_FUNC(avs_add_function); |
| AVSC_DECLARE_FUNC(avs_at_exit); |
| AVSC_DECLARE_FUNC(avs_bit_blt); |
| AVSC_DECLARE_FUNC(avs_check_version); |
| AVSC_DECLARE_FUNC(avs_clip_get_error); |
| AVSC_DECLARE_FUNC(avs_copy_clip); |
| AVSC_DECLARE_FUNC(avs_copy_value); |
| AVSC_DECLARE_FUNC(avs_copy_video_frame); |
| AVSC_DECLARE_FUNC(avs_create_script_environment); |
| AVSC_DECLARE_FUNC(avs_delete_script_environment); |
| AVSC_DECLARE_FUNC(avs_function_exists); |
| AVSC_DECLARE_FUNC(avs_get_audio); |
| AVSC_DECLARE_FUNC(avs_get_cpu_flags); |
| AVSC_DECLARE_FUNC(avs_get_frame); |
| AVSC_DECLARE_FUNC(avs_get_parity); |
| AVSC_DECLARE_FUNC(avs_get_var); |
| AVSC_DECLARE_FUNC(avs_get_version); |
| AVSC_DECLARE_FUNC(avs_get_video_info); |
| AVSC_DECLARE_FUNC(avs_invoke); |
| AVSC_DECLARE_FUNC(avs_make_writable); |
| AVSC_DECLARE_FUNC(avs_new_c_filter); |
| AVSC_DECLARE_FUNC(avs_new_video_frame_a); |
| AVSC_DECLARE_FUNC(avs_release_clip); |
| AVSC_DECLARE_FUNC(avs_release_value); |
| AVSC_DECLARE_FUNC(avs_release_video_frame); |
| AVSC_DECLARE_FUNC(avs_save_string); |
| AVSC_DECLARE_FUNC(avs_set_cache_hints); |
| AVSC_DECLARE_FUNC(avs_set_global_var); |
| AVSC_DECLARE_FUNC(avs_set_memory_max); |
| AVSC_DECLARE_FUNC(avs_set_to_clip); |
| AVSC_DECLARE_FUNC(avs_set_var); |
| AVSC_DECLARE_FUNC(avs_set_working_dir); |
| AVSC_DECLARE_FUNC(avs_sprintf); |
| AVSC_DECLARE_FUNC(avs_subframe); |
| AVSC_DECLARE_FUNC(avs_subframe_planar); |
| AVSC_DECLARE_FUNC(avs_take_clip); |
| AVSC_DECLARE_FUNC(avs_vsprintf); |
| |
| AVSC_DECLARE_FUNC(avs_get_error); |
| AVSC_DECLARE_FUNC(avs_is_yv24); |
| AVSC_DECLARE_FUNC(avs_is_yv16); |
| AVSC_DECLARE_FUNC(avs_is_yv12); |
| AVSC_DECLARE_FUNC(avs_is_yv411); |
| AVSC_DECLARE_FUNC(avs_is_y8); |
| AVSC_DECLARE_FUNC(avs_is_color_space); |
| |
| AVSC_DECLARE_FUNC(avs_get_plane_width_subsampling); |
| AVSC_DECLARE_FUNC(avs_get_plane_height_subsampling); |
| AVSC_DECLARE_FUNC(avs_bits_per_pixel); |
| AVSC_DECLARE_FUNC(avs_bytes_from_pixels); |
| AVSC_DECLARE_FUNC(avs_row_size); |
| AVSC_DECLARE_FUNC(avs_bmp_size); |
| AVSC_DECLARE_FUNC(avs_get_pitch_p); |
| AVSC_DECLARE_FUNC(avs_get_row_size_p); |
| AVSC_DECLARE_FUNC(avs_get_height_p); |
| AVSC_DECLARE_FUNC(avs_get_read_ptr_p); |
| AVSC_DECLARE_FUNC(avs_is_writable); |
| AVSC_DECLARE_FUNC(avs_get_write_ptr_p); |
| }; |
| |
| #undef AVSC_DECLARE_FUNC |
| |
| |
| AVSC_INLINE AVS_Library * avs_load_library() { |
| AVS_Library *library = (AVS_Library *)malloc(sizeof(AVS_Library)); |
| if (library == NULL) |
| return NULL; |
| library->handle = LoadLibrary("avisynth"); |
| if (library->handle == NULL) |
| goto fail; |
| |
| #define __AVSC_STRINGIFY(x) #x |
| #define AVSC_STRINGIFY(x) __AVSC_STRINGIFY(x) |
| #define AVSC_LOAD_FUNC(name) {\ |
| library->name = (name##_func) GetProcAddress(library->handle, AVSC_STRINGIFY(name));\ |
| if (library->name == NULL)\ |
| goto fail;\ |
| } |
| |
| AVSC_LOAD_FUNC(avs_add_function); |
| AVSC_LOAD_FUNC(avs_at_exit); |
| AVSC_LOAD_FUNC(avs_bit_blt); |
| AVSC_LOAD_FUNC(avs_check_version); |
| AVSC_LOAD_FUNC(avs_clip_get_error); |
| AVSC_LOAD_FUNC(avs_copy_clip); |
| AVSC_LOAD_FUNC(avs_copy_value); |
| AVSC_LOAD_FUNC(avs_copy_video_frame); |
| AVSC_LOAD_FUNC(avs_create_script_environment); |
| AVSC_LOAD_FUNC(avs_delete_script_environment); |
| AVSC_LOAD_FUNC(avs_function_exists); |
| AVSC_LOAD_FUNC(avs_get_audio); |
| AVSC_LOAD_FUNC(avs_get_cpu_flags); |
| AVSC_LOAD_FUNC(avs_get_frame); |
| AVSC_LOAD_FUNC(avs_get_parity); |
| AVSC_LOAD_FUNC(avs_get_var); |
| AVSC_LOAD_FUNC(avs_get_version); |
| AVSC_LOAD_FUNC(avs_get_video_info); |
| AVSC_LOAD_FUNC(avs_invoke); |
| AVSC_LOAD_FUNC(avs_make_writable); |
| AVSC_LOAD_FUNC(avs_new_c_filter); |
| AVSC_LOAD_FUNC(avs_new_video_frame_a); |
| AVSC_LOAD_FUNC(avs_release_clip); |
| AVSC_LOAD_FUNC(avs_release_value); |
| AVSC_LOAD_FUNC(avs_release_video_frame); |
| AVSC_LOAD_FUNC(avs_save_string); |
| AVSC_LOAD_FUNC(avs_set_cache_hints); |
| AVSC_LOAD_FUNC(avs_set_global_var); |
| AVSC_LOAD_FUNC(avs_set_memory_max); |
| AVSC_LOAD_FUNC(avs_set_to_clip); |
| AVSC_LOAD_FUNC(avs_set_var); |
| AVSC_LOAD_FUNC(avs_set_working_dir); |
| AVSC_LOAD_FUNC(avs_sprintf); |
| AVSC_LOAD_FUNC(avs_subframe); |
| AVSC_LOAD_FUNC(avs_subframe_planar); |
| AVSC_LOAD_FUNC(avs_take_clip); |
| AVSC_LOAD_FUNC(avs_vsprintf); |
| |
| AVSC_LOAD_FUNC(avs_get_error); |
| AVSC_LOAD_FUNC(avs_is_yv24); |
| AVSC_LOAD_FUNC(avs_is_yv16); |
| AVSC_LOAD_FUNC(avs_is_yv12); |
| AVSC_LOAD_FUNC(avs_is_yv411); |
| AVSC_LOAD_FUNC(avs_is_y8); |
| AVSC_LOAD_FUNC(avs_is_color_space); |
| |
| AVSC_LOAD_FUNC(avs_get_plane_width_subsampling); |
| AVSC_LOAD_FUNC(avs_get_plane_height_subsampling); |
| AVSC_LOAD_FUNC(avs_bits_per_pixel); |
| AVSC_LOAD_FUNC(avs_bytes_from_pixels); |
| AVSC_LOAD_FUNC(avs_row_size); |
| AVSC_LOAD_FUNC(avs_bmp_size); |
| AVSC_LOAD_FUNC(avs_get_pitch_p); |
| AVSC_LOAD_FUNC(avs_get_row_size_p); |
| AVSC_LOAD_FUNC(avs_get_height_p); |
| AVSC_LOAD_FUNC(avs_get_read_ptr_p); |
| AVSC_LOAD_FUNC(avs_is_writable); |
| AVSC_LOAD_FUNC(avs_get_write_ptr_p); |
| |
| #undef __AVSC_STRINGIFY |
| #undef AVSC_STRINGIFY |
| #undef AVSC_LOAD_FUNC |
| |
| return library; |
| |
| fail: |
| free(library); |
| return NULL; |
| } |
| |
| AVSC_INLINE void avs_free_library(AVS_Library *library) { |
| if (library == NULL) |
| return; |
| FreeLibrary(library->handle); |
| free(library); |
| } |
| #endif |
| |
| #endif |