// Avisynth C Interface Version 0.20 // Copyright 2003 Kevin Atkinson // Copyright 2020 AviSynth+ project // 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 and interface elements added in Avisynth 2.60 and AviSynth+. // This interface is not 100% Avisynth+ CPP interface equivalent. // 170103: added new CPU constants (FMA4, AVX512xx) // 171102: define SIZETMOD. do not use yet, experimental. Offsets are size_t instead of int. Affects x64. // 171106: avs_get_row_size calls into avs_get_row_size_p, instead of direct field access // 171106: avs_get_height calls into avs_get_row_size_p, instead of direct field access // 180524: AVSC_EXPORT to dllexport in capi.h for avisynth_c_plugin_init // 180524: avs_is_same_colorspace VideoInfo parameters to const // 181230: Readability: functions regrouped to mix less AVSC_API and AVSC_INLINE, put together Avisynth+ specific stuff // 181230: use #ifndef AVSC_NO_DECLSPEC for AVSC_INLINE functions which are calling API functions // 181230: comments on avs_load_library (helper for loading API entries dynamically into a struct using AVSC_NO_DECLSPEC define) // 181230: define alias AVS_FRAME_ALIGN as FRAME_ALIGN // 181230: remove unused form of avs_get_rowsize and avs_get_height (kept earlier for reference) // 190104: avs_load_library: smart fallback mechanism for Avisynth+ specific functions: // if they are not loadable, they will work in a classic Avisynth compatible mode // Example#1: e.g. avs_is_444 will call the existing avs_is_yv24 instead // Example#2: avs_bits_per_component will return 8 for all colorspaces (Classic Avisynth supports only 8 bits/pixel) // Thus the Avisynth+ specific API functions are safely callable even when connected to classic Avisynth DLL // 202002xx non-Windows friendly additions // 20200305 avs_vsprintf parameter type change: (void *) to va_list // 20200330: (remove test SIZETMOD define for clarity) // 20200513: user must use explicite #define AVS26_FALLBACK_SIMULATION for having fallback helpers in dynamic loaded library section // 20200513: Follow AviSynth+ V8 interface additions // AVS_VideoFrame struct extended with placeholder for frame property pointer // avs_subframe_planar_a // avs_copy_frame_props // avs_get_frame_props_ro, avs_get_frame_props_rw // avs_prop_num_keys, avs_prop_get_key, avs_prop_num_elements, avs_prop_get_type, avs_prop_get_data_size // avs_prop_get_int, avs_prop_get_float, avs_prop_get_data, avs_prop_get_clip, avs_prop_get_frame, avs_prop_get_int_array, avs_prop_get_float_array // avs_prop_set_int, avs_prop_set_float, avs_prop_set_data, avs_prop_set_clip, avs_prop_set_frame, avs_prop_set_int_array, avs_prop_set_float_array // avs_prop_delete_key, avs_clear_map // avs_new_video_frame_p, avs_new_video_frame_p_a // avs_get_env_property (internal system properties), AVS_AEP_xxx (AvsEnvProperty) enums // avs_get_var_try, avs_get_var_bool, avs_get_var_int, avs_get_var_double, avs_get_var_string, avs_get_var_long // avs_pool_allocate, avs_pool_free #ifndef __AVISYNTH_C__ #define __AVISYNTH_C__ #ifndef AVS_CONFIG_H #define AVS_CONFIG_H // Undefine this to get cdecl calling convention #define AVSC_USE_STDCALL 1 // NOTE TO PLUGIN AUTHORS: // Because AVS_FRAME_ALIGN can be substantially higher than the alignment // a plugin actually needs, plugins should not use AVS_FRAME_ALIGN to check for // alignment. They should always request the exact alignment value they need. // This is to make sure that plugins work over the widest range of AviSynth // builds possible. #define AVS_FRAME_ALIGN 64 #if defined(_M_AMD64) || defined(__x86_64) # define AVS_X86_64 #elif defined(_M_IX86) || defined(__i386__) # define AVS_X86_32 // VS2017 introduced _M_ARM64 #elif defined(_M_ARM64) || defined(__aarch64__) # define AVS_ARM64 #elif defined(_M_ARM) || defined(__arm__) # define AVS_ARM32 #elif defined(__PPC64__) # define AVS_PPC64 #elif defined(_M_PPC) || defined(__PPC__) || defined(__POWERPC__) # define AVS_PPC32 #elif defined(__riscv) # define AVS_RISCV #elif defined(__sparc_v9__) # define AVS_SPARC #endif // VC++ LLVM-Clang-cl MinGW-Gnu // AVS_MSVC x x // AVS_MSVC_PURE x // AVS_CLANG x // AVS_GCC x #if defined(__clang__) // Check clang first. clang-cl also defines __MSC_VER // We set AVS_MSVC because they are mostly compatible # define AVS_CLANG #if defined(_MSC_VER) # define AVS_MSVC #endif #elif defined(_MSC_VER) # define AVS_MSVC # define AVS_MSVC_PURE #elif defined(__GNUC__) # define AVS_GCC #endif #if defined(_WIN32) || defined(__CYGWIN__) # define AVS_WINDOWS #elif defined(__linux__) # define AVS_LINUX # define AVS_POSIX #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) # define AVS_BSD # define AVS_POSIX #elif defined(__APPLE__) # define AVS_MACOS # define AVS_POSIX #elif defined(__HAIKU__) # define AVS_HAIKU # define AVS_POSIX #endif #ifndef AVS_MSVC // GCC and Clang can be used on big endian systems, MSVC can't. # if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ # define AVS_ENDIANNESS "little" # elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ # define AVS_ENDIANNESS "big" # else # define AVS_ENDIANNESS "middle" # endif #else #define AVS_ENDIANNESS "little" #endif #endif //AVS_CONFIG_H #ifndef AVS_CAPI_H #define AVS_CAPI_H #ifdef AVS_POSIX // this is also defined in avs/posix.h #ifndef AVS_HAIKU #define __declspec(x) #endif #endif #ifdef __cplusplus # define EXTERN_C extern "C" #else # define EXTERN_C #endif #ifdef AVS_WINDOWS #ifdef BUILDING_AVSCORE # if defined(AVS_GCC) && defined(AVS_X86_32) # define AVSC_CC # else // MSVC builds and 64-bit GCC # ifndef AVSC_USE_STDCALL # define AVSC_CC __cdecl # else # define AVSC_CC __stdcall # endif # endif #else // needed for programs that talk to AviSynth+ # ifndef AVSC_WIN32_GCC32 // see comment below # ifndef AVSC_USE_STDCALL # define AVSC_CC __cdecl # else # define AVSC_CC __stdcall # endif # else # define AVSC_CC # endif #endif # else # define AVSC_CC #endif // On 64-bit Windows, there's only one calling convention, // so there is no difference between MSVC and GCC. On 32-bit, // this isn't true. The convention that GCC needs to use to // even build AviSynth+ as 32-bit makes anything that uses // it incompatible with 32-bit MSVC builds of AviSynth+. // The AVSC_WIN32_GCC32 define is meant to provide a user // switchable way to make builds of FFmpeg to test 32-bit // GCC builds of AviSynth+ without having to screw around // with alternate headers, while still default to the usual // situation of using 32-bit MSVC builds of AviSynth+. // Hopefully, this situation will eventually be resolved // and a broadly compatible solution will arise so the // same 32-bit FFmpeg build can handle either MSVC or GCC // builds of AviSynth+. #define AVSC_INLINE static __inline #ifdef BUILDING_AVSCORE #ifdef AVS_WINDOWS # ifndef AVS_STATIC_LIB # define AVSC_EXPORT __declspec(dllexport) # else # define AVSC_EXPORT # endif # define AVSC_API(ret, name) EXTERN_C AVSC_EXPORT ret AVSC_CC name #else # define AVSC_EXPORT EXTERN_C # define AVSC_API(ret, name) EXTERN_C ret AVSC_CC name #endif #else # define AVSC_EXPORT EXTERN_C __declspec(dllexport) # ifndef AVS_STATIC_LIB # define AVSC_IMPORT __declspec(dllimport) # else # define AVSC_IMPORT # endif # ifndef AVSC_NO_DECLSPEC # define AVSC_API(ret, name) EXTERN_C AVSC_IMPORT ret AVSC_CC name # else # define AVSC_API(ret, name) typedef ret (AVSC_CC *name##_func) # endif #endif #endif //AVS_CAPI_H #ifndef AVS_TYPES_H #define AVS_TYPES_H // Define all types necessary for interfacing with avisynth.dll #include // Raster types used by VirtualDub & Avisynth typedef uint8_t BYTE; #endif //AVS_TYPES_H ///////////////////////////////////////////////////////////////////// // // Constants // #ifndef __AVISYNTH_9_H__ enum { AVISYNTH_INTERFACE_CLASSIC_VERSION = 6, AVISYNTH_INTERFACE_VERSION = 9, AVISYNTHPLUS_INTERFACE_BUGFIX_VERSION = 0 // reset to zero whenever the normal interface version bumps }; #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_YUVA = 1 << 27, 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_10 = 5 << AVS_CS_SHIFT_SAMPLE_BITS, AVS_CS_SAMPLE_BITS_12 = 6 << AVS_CS_SHIFT_SAMPLE_BITS, AVS_CS_SAMPLE_BITS_14 = 7 << 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_YUVA | 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), AVS_CS_RGB_TYPE = 1 << 0, AVS_CS_RGBA_TYPE = 1 << 1, AVS_CS_GENERIC_YUV420 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_2 | AVS_CS_SUB_WIDTH_2, // 4:2:0 planar AVS_CS_GENERIC_YUV422 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_2, // 4:2:2 planar AVS_CS_GENERIC_YUV444 = AVS_CS_PLANAR | AVS_CS_YUV | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_1, // 4:4:4 planar AVS_CS_GENERIC_Y = AVS_CS_PLANAR | AVS_CS_INTERLEAVED | AVS_CS_YUV, // Y only (4:0:0) AVS_CS_GENERIC_RGBP = AVS_CS_PLANAR | AVS_CS_BGR | AVS_CS_RGB_TYPE, // planar RGB AVS_CS_GENERIC_RGBAP = AVS_CS_PLANAR | AVS_CS_BGR | AVS_CS_RGBA_TYPE, // planar RGBA AVS_CS_GENERIC_YUVA420 = AVS_CS_PLANAR | AVS_CS_YUVA | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_2 | AVS_CS_SUB_WIDTH_2, // 4:2:0:A planar AVS_CS_GENERIC_YUVA422 = AVS_CS_PLANAR | AVS_CS_YUVA | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_2, // 4:2:2:A planar AVS_CS_GENERIC_YUVA444 = AVS_CS_PLANAR | AVS_CS_YUVA | AVS_CS_VPLANEFIRST | AVS_CS_SUB_HEIGHT_1 | AVS_CS_SUB_WIDTH_1 }; // 4:4:4:A planar // Specific color formats enum { AVS_CS_UNKNOWN = 0, AVS_CS_BGR24 = AVS_CS_RGB_TYPE | AVS_CS_BGR | AVS_CS_INTERLEAVED, AVS_CS_BGR32 = AVS_CS_RGBA_TYPE | 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_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_8, // YUV 4:4:4 planar AVS_CS_YV16 = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_8, // YUV 4:2:2 planar AVS_CS_YV12 = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_8, // YUV 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, // YUV 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, // YUV 4:1:0 planar AVS_CS_Y8 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_8, // Y 4:0:0 planar //------------------------- // AVS16: new planar constants go live! Experimental PF 160613 // 10-12-14-16 bit + planar RGB + BGR48/64 160725 AVS_CS_YUV444P10 = AVS_CS_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_10, // YUV 4:4:4 10bit samples AVS_CS_YUV422P10 = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_10, // YUV 4:2:2 10bit samples AVS_CS_YUV420P10 = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_10, // YUV 4:2:0 10bit samples AVS_CS_Y10 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_10, // Y 4:0:0 10bit samples AVS_CS_YUV444P12 = AVS_CS_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_12, // YUV 4:4:4 12bit samples AVS_CS_YUV422P12 = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_12, // YUV 4:2:2 12bit samples AVS_CS_YUV420P12 = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_12, // YUV 4:2:0 12bit samples AVS_CS_Y12 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_12, // Y 4:0:0 12bit samples AVS_CS_YUV444P14 = AVS_CS_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_14, // YUV 4:4:4 14bit samples AVS_CS_YUV422P14 = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_14, // YUV 4:2:2 14bit samples AVS_CS_YUV420P14 = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_14, // YUV 4:2:0 14bit samples AVS_CS_Y14 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_14, // Y 4:0:0 14bit samples AVS_CS_YUV444P16 = AVS_CS_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_16, // YUV 4:4:4 16bit samples AVS_CS_YUV422P16 = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_16, // YUV 4:2:2 16bit samples AVS_CS_YUV420P16 = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_16, // YUV 4:2:0 16bit samples AVS_CS_Y16 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_16, // Y 4:0:0 16bit samples // 32 bit samples (float) AVS_CS_YUV444PS = AVS_CS_GENERIC_YUV444 | AVS_CS_SAMPLE_BITS_32, // YUV 4:4:4 32bit samples AVS_CS_YUV422PS = AVS_CS_GENERIC_YUV422 | AVS_CS_SAMPLE_BITS_32, // YUV 4:2:2 32bit samples AVS_CS_YUV420PS = AVS_CS_GENERIC_YUV420 | AVS_CS_SAMPLE_BITS_32, // YUV 4:2:0 32bit samples AVS_CS_Y32 = AVS_CS_GENERIC_Y | AVS_CS_SAMPLE_BITS_32, // Y 4:0:0 32bit samples // RGB packed AVS_CS_BGR48 = AVS_CS_RGB_TYPE | AVS_CS_BGR | AVS_CS_INTERLEAVED | AVS_CS_SAMPLE_BITS_16, // BGR 3x16 bit AVS_CS_BGR64 = AVS_CS_RGBA_TYPE | AVS_CS_BGR | AVS_CS_INTERLEAVED | AVS_CS_SAMPLE_BITS_16, // BGR 4x16 bit // no packed 32 bit (float) support for these legacy types // RGB planar AVS_CS_RGBP = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_8, // Planar RGB 8 bit samples AVS_CS_RGBP10 = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_10, // Planar RGB 10bit samples AVS_CS_RGBP12 = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_12, // Planar RGB 12bit samples AVS_CS_RGBP14 = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_14, // Planar RGB 14bit samples AVS_CS_RGBP16 = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_16, // Planar RGB 16bit samples AVS_CS_RGBPS = AVS_CS_GENERIC_RGBP | AVS_CS_SAMPLE_BITS_32, // Planar RGB 32bit samples // RGBA planar AVS_CS_RGBAP = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_8, // Planar RGBA 8 bit samples AVS_CS_RGBAP10 = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_10, // Planar RGBA 10bit samples AVS_CS_RGBAP12 = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_12, // Planar RGBA 12bit samples AVS_CS_RGBAP14 = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_14, // Planar RGBA 14bit samples AVS_CS_RGBAP16 = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_16, // Planar RGBA 16bit samples AVS_CS_RGBAPS = AVS_CS_GENERIC_RGBAP | AVS_CS_SAMPLE_BITS_32, // Planar RGBA 32bit samples // Planar YUVA AVS_CS_YUVA444 = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_8, // YUVA 4:4:4 8bit samples AVS_CS_YUVA422 = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_8, // YUVA 4:2:2 8bit samples AVS_CS_YUVA420 = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_8, // YUVA 4:2:0 8bit samples AVS_CS_YUVA444P10 = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_10, // YUVA 4:4:4 10bit samples AVS_CS_YUVA422P10 = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_10, // YUVA 4:2:2 10bit samples AVS_CS_YUVA420P10 = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_10, // YUVA 4:2:0 10bit samples AVS_CS_YUVA444P12 = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_12, // YUVA 4:4:4 12bit samples AVS_CS_YUVA422P12 = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_12, // YUVA 4:2:2 12bit samples AVS_CS_YUVA420P12 = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_12, // YUVA 4:2:0 12bit samples AVS_CS_YUVA444P14 = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_14, // YUVA 4:4:4 14bit samples AVS_CS_YUVA422P14 = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_14, // YUVA 4:2:2 14bit samples AVS_CS_YUVA420P14 = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_14, // YUVA 4:2:0 14bit samples AVS_CS_YUVA444P16 = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_16, // YUVA 4:4:4 16bit samples AVS_CS_YUVA422P16 = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_16, // YUVA 4:2:2 16bit samples AVS_CS_YUVA420P16 = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_16, // YUVA 4:2:0 16bit samples AVS_CS_YUVA444PS = AVS_CS_GENERIC_YUVA444 | AVS_CS_SAMPLE_BITS_32, // YUVA 4:4:4 32bit samples AVS_CS_YUVA422PS = AVS_CS_GENERIC_YUVA422 | AVS_CS_SAMPLE_BITS_32, // YUVA 4:2:2 32bit samples AVS_CS_YUVA420PS = AVS_CS_GENERIC_YUVA420 | AVS_CS_SAMPLE_BITS_32, // YUVA 4:2:0 32bit samples }; 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 up to X frames within a range of X from the current frame N. AVS_CACHE_GENERIC = 12, // LRU cache up to X frames. AVS_CACHE_FORCE_GENERIC = 13, // LRU cache up to 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 initial cache. AVS_CACHE_AUDIO_AUTO = 53, // Audio cache on (auto mode), X byte initial 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 safety. 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) AVS_CACHE_AVSPLUS_CONSTANTS = 500, // Smaller values are reserved for classic Avisynth AVS_CACHE_DONT_CACHE_ME = 501, // Filters that don't need caching (eg. trim, cache etc.) should return 1 to this request AVS_CACHE_SET_MIN_CAPACITY = 502, AVS_CACHE_SET_MAX_CAPACITY = 503, AVS_CACHE_GET_MIN_CAPACITY = 504, AVS_CACHE_GET_MAX_CAPACITY = 505, AVS_CACHE_GET_SIZE = 506, AVS_CACHE_GET_REQUESTED_CAP = 507, AVS_CACHE_GET_CAPACITY = 508, AVS_CACHE_GET_MTMODE = 509, AVS_CACHE_IS_CACHE_REQ = 510, AVS_CACHE_IS_CACHE_ANS = 511, AVS_CACHE_IS_MTGUARD_REQ = 512, AVS_CACHE_IS_MTGUARD_ANS = 513, AVS_CACHE_AVSPLUS_CUDA_CONSTANTS = 600, AVS_CACHE_GET_DEV_TYPE = 601, // Device types a filter can return AVS_CACHE_GET_CHILD_DEV_TYPE = 602, // Device types a fitler can receive AVS_CACHE_USER_CONSTANTS = 1000 // Smaller values are reserved for the core }; // enums for frame property functions // AVSPropTypes enum { AVS_PROPTYPE_UNSET = 'u', AVS_PROPTYPE_INT = 'i', AVS_PROPTYPE_FLOAT = 'f', AVS_PROPTYPE_DATA = 's', AVS_PROPTYPE_CLIP = 'c', AVS_PROPTYPE_FRAME = 'v' }; // AVSGetPropErrors for avs_prop_get_... enum { AVS_GETPROPERROR_UNSET = 1, AVS_GETPROPERROR_TYPE = 2, AVS_GETPROPERROR_INDEX = 4 }; // AVSPropAppendMode for avs_prop_set_... enum { AVS_PROPAPPENDMODE_REPLACE = 0, AVS_PROPAPPENDMODE_APPEND = 1, AVS_PROPAPPENDMODE_TOUCH = 2 }; // AvsEnvProperty for avs_get_env_property enum { AVS_AEP_PHYSICAL_CPUS = 1, AVS_AEP_LOGICAL_CPUS = 2, AVS_AEP_THREADPOOL_THREADS = 3, AVS_AEP_FILTERCHAIN_THREADS = 4, AVS_AEP_THREAD_ID = 5, AVS_AEP_VERSION = 6, AVS_AEP_HOST_SYSTEM_ENDIANNESS = 7, AVS_AEP_INTERFACE_VERSION = 8, AVS_AEP_INTERFACE_BUGFIX = 9, // Neo additionals AVS_AEP_NUM_DEVICES = 901, AVS_AEP_FRAME_ALIGN = 902, AVS_AEP_PLANE_ALIGN = 903, AVS_AEP_SUPPRESS_THREAD = 921, AVS_AEP_GETFRAME_RECURSIVE = 922 }; // enum AvsAllocType for avs_allocate enum { AVS_ALLOCTYPE_NORMAL_ALLOC = 1, AVS_ALLOCTYPE_POOLED_ALLOC = 2 }; #ifdef BUILDING_AVSCORE AVSValue create_c_video_filter(AVSValue args, void * user_data, IScriptEnvironment * e0); 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 laid out identically 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_t num_audio_samples; int nchannels; // Image type 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) && ((p->pixel_type & AVS_CS_SAMPLE_BITS_MASK) == AVS_CS_SAMPLE_BITS_8); } AVSC_INLINE int avs_is_rgb32(const AVS_VideoInfo * p) { return ((p->pixel_type&AVS_CS_BGR32)==AVS_CS_BGR32) && ((p->pixel_type & AVS_CS_SAMPLE_BITS_MASK) == AVS_CS_SAMPLE_BITS_8); } 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); // avs+: for generic 444 check, use avs_is_yuv444 AVSC_API(int, avs_is_yv16)(const AVS_VideoInfo * p); // avs+: for generic 422 check, use avs_is_yuv422 AVSC_API(int, avs_is_yv12)(const AVS_VideoInfo * p) ; // avs+: for generic 420 check, use avs_is_yuv420 AVSC_API(int, avs_is_yv411)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_y8)(const AVS_VideoInfo * p); // avs+: for generic grayscale, use avs_is_y #ifdef AVSC_NO_DECLSPEC AVSC_INLINE int avs_is_yv24(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_PLANAR_MASK) == (AVS_CS_YV24 & AVS_CS_PLANAR_FILTER); } AVSC_INLINE int avs_is_yv16(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_PLANAR_MASK) == (AVS_CS_YV16 & AVS_CS_PLANAR_FILTER); } AVSC_INLINE int avs_is_yv12(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_PLANAR_MASK) == (AVS_CS_YV12 & AVS_CS_PLANAR_FILTER); } AVSC_INLINE int avs_is_yv411(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_PLANAR_MASK) == (AVS_CS_YV411 & AVS_CS_PLANAR_FILTER); } AVSC_INLINE int avs_is_y8(const AVS_VideoInfo * p) { return (p->pixel_type & AVS_CS_PLANAR_MASK) == (AVS_CS_Y8 & AVS_CS_PLANAR_FILTER); } #endif 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_API(int, avs_is_color_space)(const AVS_VideoInfo * p, int c_space); // no API for these, inline helper functions 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_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_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_t avs_audio_samples_from_frames(const AVS_VideoInfo * p, int64_t frames) { return ((int64_t)(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_t samples) { return (int)(samples * (int64_t)p->fps_numerator / (int64_t)p->fps_denominator / (int64_t)p->audio_samples_per_second); } AVSC_INLINE int64_t avs_audio_samples_from_bytes(const AVS_VideoInfo * p, int64_t bytes) { return bytes / avs_bytes_per_audio_sample(p); } AVSC_INLINE int64_t avs_bytes_from_audio_samples(const AVS_VideoInfo * p, int64_t 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 // Note: these are video format properties, neither frame properties, nor system properties 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(const AVS_VideoInfo * x, const AVS_VideoInfo * y) { return (x->pixel_type == y->pixel_type) || (avs_is_yv12(x) && avs_is_yv12(y)); } // AviSynth+ extensions AVSC_API(int, avs_is_rgb48)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_rgb64)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_yuv444p16)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv444 AVSC_API(int, avs_is_yuv422p16)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv422 AVSC_API(int, avs_is_yuv420p16)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv420 AVSC_API(int, avs_is_y16)(const AVS_VideoInfo * p); // deprecated, use avs_is_y AVSC_API(int, avs_is_yuv444ps)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv444 AVSC_API(int, avs_is_yuv422ps)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv422 AVSC_API(int, avs_is_yuv420ps)(const AVS_VideoInfo * p); // deprecated, use avs_is_yuv420 AVSC_API(int, avs_is_y32)(const AVS_VideoInfo * p); // deprecated, use avs_is_y AVSC_API(int, avs_is_444)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_422)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_420)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_y)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_yuva)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_planar_rgb)(const AVS_VideoInfo * p); AVSC_API(int, avs_is_planar_rgba)(const AVS_VideoInfo * p); AVSC_API(int, avs_num_components)(const AVS_VideoInfo * p); AVSC_API(int, avs_component_size)(const AVS_VideoInfo * p); AVSC_API(int, avs_bits_per_component)(const AVS_VideoInfo * p); // end of Avisynth+ specific ///////////////////////////////////////////////////////////////////// // // 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 laid out identically 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; void* device; // avs+ } AVS_VideoFrameBuffer; // VideoFrame holds a "window" into a VideoFrameBuffer. // AVS_VideoFrame is laid out identically to IVideoFrame // DO NOT USE THIS STRUCTURE DIRECTLY typedef struct AVS_VideoFrame { volatile long refcount; AVS_VideoFrameBuffer * vfb; int offset; int pitch, row_size, height; int offsetU, offsetV; int pitchUV; // U&V offsets are from top of picture. int row_sizeUV, heightUV; // for Planar RGB offsetU, offsetV is for the 2nd and 3rd Plane. // for Planar RGB pitchUV and row_sizeUV = 0, because when no VideoInfo (MakeWriteable) // the decision on existence of UV is checked by zero pitch // AVS+ extension, avisynth.h: class does not break plugins if appended here int offsetA; int pitchA, row_sizeA; // 4th alpha plane support, pitch and row_size is 0 is none void* properties; // frame properties } AVS_VideoFrame; // Access functions for AVS_VideoFrame AVSC_API(int, avs_get_pitch_p)(const AVS_VideoFrame * p, int plane); AVSC_API(int, avs_get_row_size_p)(const AVS_VideoFrame * p, int plane); AVSC_API(int, avs_get_height_p)(const AVS_VideoFrame * p, int plane); AVSC_API(const BYTE *, avs_get_read_ptr_p)(const AVS_VideoFrame * p, int plane); #ifdef AVSC_NO_DECLSPEC 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; case AVS_PLANAR_A: return p->pitchA; } return p->pitch; // Y, G, B, R } AVSC_INLINE int avs_get_row_size_p(const AVS_VideoFrame * p, int plane) { switch (plane) { case AVS_PLANAR_U: case AVS_PLANAR_V: return (p->pitchUV) ? p->row_sizeUV : 0; case AVS_PLANAR_A: return (p->pitchA) ? p->row_sizeA : 0; } return p->row_size; } AVSC_INLINE int avs_get_height_p(const AVS_VideoFrame * p, int plane) { switch (plane) { case AVS_PLANAR_U: case AVS_PLANAR_V: return (p->pitchUV) ? p->heightUV : 0; case AVS_PLANAR_A: return (p->pitchA) ? p->height : 0; } return p->height; // Y, G, B, R, A } AVSC_INLINE const BYTE * avs_get_read_ptr_p(const AVS_VideoFrame * p, int plane) { switch (plane) { // G is first. Then B,R order like U,V case AVS_PLANAR_U: case AVS_PLANAR_B: return p->vfb->data + p->offsetU; case AVS_PLANAR_V: case AVS_PLANAR_R: return p->vfb->data + p->offsetV; case AVS_PLANAR_A: return p->vfb->data + p->offsetA; } return p->vfb->data + p->offset; // Y, G } #endif AVSC_API(int, avs_is_writable)(const AVS_VideoFrame * p); // V9 AVSC_API(int, avs_is_property_writable)(const AVS_VideoFrame* p); AVSC_API(BYTE *, avs_get_write_ptr_p)(const AVS_VideoFrame * p, int plane); 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 *); // no API for these, inline helper functions AVSC_INLINE int avs_get_pitch(const AVS_VideoFrame * p) {return avs_get_pitch_p(p, 0);} AVSC_INLINE int avs_get_row_size(const AVS_VideoFrame * p) {return avs_get_row_size_p(p, 0);} AVSC_INLINE int avs_get_height(const AVS_VideoFrame * p) {return avs_get_height_p(p, 0);} AVSC_INLINE const BYTE* avs_get_read_ptr(const AVS_VideoFrame * p) {return avs_get_read_ptr_p(p, 0);} #ifndef AVSC_NO_DECLSPEC // this inline function is calling an API function AVSC_INLINE BYTE* avs_get_write_ptr(const AVS_VideoFrame * p) {return avs_get_write_ptr_p(p, 0);} #endif #ifndef AVSC_NO_DECLSPEC // this inline function is calling an API function AVSC_INLINE void avs_release_frame(AVS_VideoFrame * f) {avs_release_video_frame(f);} #endif #ifndef AVSC_NO_DECLSPEC // this inline function is calling an API function AVSC_INLINE AVS_VideoFrame * avs_copy_frame(AVS_VideoFrame * f) {return avs_copy_video_frame(f);} #endif // Interface V8: frame properties // AVS_Map is just a placeholder for AVSMap typedef struct AVS_Map { void* data; } AVS_Map; ///////////////////////////////////////////////////////////////////// // // AVS_Value // // Treat AVS_Value as a fat pointer. That is use avs_copy_value // and avs_release_value appropriately 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 laid out identically 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, or fu'n'ction // 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; void * function; // not supported on C interface #ifdef AVS_X86_64 // if ever, only x64 will support. It breaks struct size on 32 bit int64_t longlong; // 8 bytes double double_pt; // 8 bytes #endif } d; }; // AVS_Value should be initialized with avs_void. // Should also set to avs_void after the value is released // with avs_copy_value. Consider it the equivalent 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_API(AVS_Clip *, avs_take_clip)(AVS_Value, AVS_ScriptEnvironment *); AVSC_API(void, avs_set_to_clip)(AVS_Value *, AVS_Clip *); // no API for these, inline helper functions 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_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 // this inline function is calling an API function 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 = (short)size; return v; } // end of inline helper functions ///////////////////////////////////////////////////////////////////// // // 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_t start, int64_t 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_t start, int64_t 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 initialized. // 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+ AVS_CPUF_AVX2 = 0x2000, // Haswell AVS_CPUF_FMA3 = 0x4000, AVS_CPUF_F16C = 0x8000, AVS_CPUF_MOVBE = 0x10000, // Big Endian Move AVS_CPUF_POPCNT = 0x20000, AVS_CPUF_AES = 0x40000, AVS_CPUF_FMA4 = 0x80000, AVS_CPUF_AVX512F = 0x100000, // AVX-512 Foundation. AVS_CPUF_AVX512DQ = 0x200000, // AVX-512 DQ (Double/Quad granular) Instructions AVS_CPUF_AVX512PF = 0x400000, // AVX-512 Prefetch AVS_CPUF_AVX512ER = 0x800000, // AVX-512 Exponential and Reciprocal AVS_CPUF_AVX512CD = 0x1000000, // AVX-512 Conflict Detection AVS_CPUF_AVX512BW = 0x2000000, // AVX-512 BW (Byte/Word granular) Instructions AVS_CPUF_AVX512VL = 0x4000000, // AVX-512 VL (128/256 Vector Length) Extensions AVS_CPUF_AVX512IFMA = 0x8000000, // AVX-512 IFMA integer 52 bit AVS_CPUF_AVX512VBMI = 0x10000000 // AVX-512 VBMI }; 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, va_list val); 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 *); // partially deprecated, from V8 use avs_new_video_frame_p_a (frame property copy) AVSC_API(AVS_VideoFrame *, avs_new_video_frame_a)(AVS_ScriptEnvironment *, const AVS_VideoInfo * vi, int align); // align should be at least 16 for classic Avisynth // Avisynth+: any value, Avs+ ensures a minimum alignment if too small align is provided // no API for these, inline helper functions #ifndef AVSC_NO_DECLSPEC // partially deprecated, from V8 use avs_new_video_frame_p (frame property copy) // this inline function is calling an API function 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);} // an older compatibility alias // this inline function is calling an API function 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 // end of inline helper functions AVSC_API(int, avs_make_writable)(AVS_ScriptEnvironment *, AVS_VideoFrame * * pvf); // V9 AVSC_API(int, avs_make_property_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(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 // see also avs_subframe_planar_a in interface V8 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 *); /////////////////////////////////////////////////////////////////////////////// // // Avisynth+ V8 interface elements // AVSC_API(AVS_VideoFrame*, avs_subframe_planar_a)(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, int rel_offsetA); // The returned video frame must be be released AVSC_API(void, avs_copy_frame_props)(AVS_ScriptEnvironment* p, const AVS_VideoFrame* src, AVS_VideoFrame* dst); AVSC_API(const AVS_Map*, avs_get_frame_props_ro)(AVS_ScriptEnvironment* p, const AVS_VideoFrame* frame); AVSC_API(AVS_Map*, avs_get_frame_props_rw)(AVS_ScriptEnvironment* p, AVS_VideoFrame* frame); AVSC_API(int, avs_prop_num_keys)(AVS_ScriptEnvironment* p, const AVS_Map* map); AVSC_API(const char*, avs_prop_get_key)(AVS_ScriptEnvironment* p, const AVS_Map* map, int index); AVSC_API(int, avs_prop_num_elements)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key); // see AVS_PROPTYPE_... enums AVSC_API(char, avs_prop_get_type)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key); // see AVS_GETPROPERROR_... enums AVSC_API(int64_t, avs_prop_get_int)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(double, avs_prop_get_float)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(const char*, avs_prop_get_data)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(int, avs_prop_get_data_size)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(AVS_Clip*, avs_prop_get_clip)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(const AVS_VideoFrame*, avs_prop_get_frame)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int index, int* error); AVSC_API(int, avs_prop_delete_key)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key); // see AVS_PROPAPPENDMODE_... enums AVSC_API(int, avs_prop_set_int)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, int64_t i, int append); AVSC_API(int, avs_prop_set_float)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, double d, int append); AVSC_API(int, avs_prop_set_data)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, const char* d, int length, int append); AVSC_API(int, avs_prop_set_clip)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, AVS_Clip* clip, int append); AVSC_API(int, avs_prop_set_frame)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, const AVS_VideoFrame* frame, int append); AVSC_API(const int64_t*, avs_prop_get_int_array)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int* error); AVSC_API(const double*, avs_prop_get_float_array)(AVS_ScriptEnvironment* p, const AVS_Map* map, const char* key, int* error); AVSC_API(int, avs_prop_set_int_array)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, const int64_t* i, int size); AVSC_API(int, avs_prop_set_float_array)(AVS_ScriptEnvironment* p, AVS_Map* map, const char* key, const double* d, int size); AVSC_API(void, avs_clear_map)(AVS_ScriptEnvironment* p, AVS_Map* map); // with frame property source AVSC_API(AVS_VideoFrame*, avs_new_video_frame_p)(AVS_ScriptEnvironment*, const AVS_VideoInfo* vi, AVS_VideoFrame* propSrc); // with frame property source AVSC_API(AVS_VideoFrame*, avs_new_video_frame_p_a)(AVS_ScriptEnvironment*, const AVS_VideoInfo* vi, AVS_VideoFrame* propSrc, int align); // Generic query to ask for various system properties, see AVS_AEP_xxx enums AVSC_API(size_t, avs_get_env_property)(AVS_ScriptEnvironment*, int avs_aep_prop); // buffer pool, see AVS_ALLOCTYPE enums AVSC_API(void *, avs_pool_allocate)(AVS_ScriptEnvironment*, size_t nBytes, size_t alignment, int avs_alloc_type); AVSC_API(void, avs_pool_free)(AVS_ScriptEnvironment*, void *ptr); // Interface V8 // Returns TRUE (1) and the requested variable. If the method fails, returns 0 (FALSE) and does not touch 'val'. // The returned AVS_Value *val value must be be released with avs_release_value only on success // AVS_Value *val is not caller allocated AVSC_API(int, avs_get_var_try)(AVS_ScriptEnvironment*, const char* name, AVS_Value* val); // Interface V8 // Return the value of the requested variable. // If the variable was not found or had the wrong type, // return the supplied default value. AVSC_API(int, avs_get_var_bool)(AVS_ScriptEnvironment*, const char* name, int def); AVSC_API(int, avs_get_var_int)(AVS_ScriptEnvironment*, const char* name, int def); AVSC_API(double, avs_get_var_double)(AVS_ScriptEnvironment*, const char* name, double def); AVSC_API(const char*, avs_get_var_string)(AVS_ScriptEnvironment*, const char* name, const char* def); AVSC_API(int64_t, avs_get_var_long)(AVS_ScriptEnvironment*, const char* name, int64_t def); #if defined(AVS_WINDOWS) // The following stuff is only relevant for Windows DLL handling; Linux does it completely differently. #ifdef AVSC_NO_DECLSPEC // This part uses LoadLibrary and related functions to dynamically load Avisynth instead of declspec(dllimport) // When AVSC_NO_DECLSPEC is defined, you can use avs_load_library to populate API functions into a struct // AVSC_INLINE functions which call onto an API functions should be treated specially (todo) /* The following functions needs to have been declared, probably from windows.h void* malloc(size_t) void free(void*); HMODULE LoadLibraryA(const char*); void* GetProcAddress(HMODULE, const char*); FreeLibrary(HMODULE); */ typedef struct AVS_Library AVS_Library; #define AVSC_DECLARE_FUNC(name) name##_func name // AVSC_DECLARE_FUNC helps keeping naming convention: type is xxxxx_func, function name is xxxxx // e.g. "AVSC_DECLARE_FUNC(avs_add_function);" // is a shortcut for "avs_add_function_func avs_add_function;" // Note: AVSC_INLINE functions which call into API, // are guarded by #ifndef AVSC_NO_DECLSPEC // They should call the appropriate library-> API entry 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); // Avisynth+ specific // Note: these functions are simulated/use fallback to existing functions AVSC_DECLARE_FUNC(avs_is_rgb48); AVSC_DECLARE_FUNC(avs_is_rgb64); AVSC_DECLARE_FUNC(avs_is_yuv444p16); AVSC_DECLARE_FUNC(avs_is_yuv422p16); AVSC_DECLARE_FUNC(avs_is_yuv420p16); AVSC_DECLARE_FUNC(avs_is_y16); AVSC_DECLARE_FUNC(avs_is_yuv444ps); AVSC_DECLARE_FUNC(avs_is_yuv422ps); AVSC_DECLARE_FUNC(avs_is_yuv420ps); AVSC_DECLARE_FUNC(avs_is_y32); AVSC_DECLARE_FUNC(avs_is_444); AVSC_DECLARE_FUNC(avs_is_422); AVSC_DECLARE_FUNC(avs_is_420); AVSC_DECLARE_FUNC(avs_is_y); AVSC_DECLARE_FUNC(avs_is_yuva); AVSC_DECLARE_FUNC(avs_is_planar_rgb); AVSC_DECLARE_FUNC(avs_is_planar_rgba); AVSC_DECLARE_FUNC(avs_num_components); AVSC_DECLARE_FUNC(avs_component_size); AVSC_DECLARE_FUNC(avs_bits_per_component); /////////////////////////////////////////////////////////////////////////////// // Avisynth+ new interface elements from interface version 8 // avs_subframe_planar with alpha support AVSC_DECLARE_FUNC(avs_subframe_planar_a); // frame properties AVSC_DECLARE_FUNC(avs_copy_frame_props); AVSC_DECLARE_FUNC(avs_get_frame_props_ro); AVSC_DECLARE_FUNC(avs_get_frame_props_rw); AVSC_DECLARE_FUNC(avs_prop_num_keys); AVSC_DECLARE_FUNC(avs_prop_get_key); AVSC_DECLARE_FUNC(avs_prop_num_elements); AVSC_DECLARE_FUNC(avs_prop_get_type); AVSC_DECLARE_FUNC(avs_prop_get_int); AVSC_DECLARE_FUNC(avs_prop_get_float); AVSC_DECLARE_FUNC(avs_prop_get_data); AVSC_DECLARE_FUNC(avs_prop_get_data_size); AVSC_DECLARE_FUNC(avs_prop_get_clip); AVSC_DECLARE_FUNC(avs_prop_get_frame); AVSC_DECLARE_FUNC(avs_prop_delete_key); AVSC_DECLARE_FUNC(avs_prop_set_int); AVSC_DECLARE_FUNC(avs_prop_set_float); AVSC_DECLARE_FUNC(avs_prop_set_data); AVSC_DECLARE_FUNC(avs_prop_set_clip); AVSC_DECLARE_FUNC(avs_prop_set_frame); AVSC_DECLARE_FUNC(avs_prop_get_int_array); AVSC_DECLARE_FUNC(avs_prop_get_float_array); AVSC_DECLARE_FUNC(avs_prop_set_int_array); AVSC_DECLARE_FUNC(avs_prop_set_float_array); AVSC_DECLARE_FUNC(avs_clear_map); // NewVideoFrame with frame properties AVSC_DECLARE_FUNC(avs_new_video_frame_p); AVSC_DECLARE_FUNC(avs_new_video_frame_p_a); AVSC_DECLARE_FUNC(avs_get_env_property); AVSC_DECLARE_FUNC(avs_get_var_try); AVSC_DECLARE_FUNC(avs_get_var_bool); AVSC_DECLARE_FUNC(avs_get_var_int); AVSC_DECLARE_FUNC(avs_get_var_double); AVSC_DECLARE_FUNC(avs_get_var_string); AVSC_DECLARE_FUNC(avs_get_var_long); AVSC_DECLARE_FUNC(avs_pool_allocate); AVSC_DECLARE_FUNC(avs_pool_free); // V9 AVSC_DECLARE_FUNC(avs_is_property_writable); AVSC_DECLARE_FUNC(avs_make_property_writable); }; #undef AVSC_DECLARE_FUNC #ifdef AVS26_FALLBACK_SIMULATION // Helper functions for fallback simulation // Avisynth+ extensions do not exist in classic Avisynth so they are simulated AVSC_INLINE int avs_is_xx_fallback_return_false(const AVS_VideoInfo * p) { return 0; } // Avisynth+ extensions do not exist in classic Avisynth so they are simulated AVSC_INLINE int avs_num_components_fallback(const AVS_VideoInfo * p) { switch (p->pixel_type) { case AVS_CS_UNKNOWN: return 0; case AVS_CS_RAW32: case AVS_CS_Y8: return 1; case AVS_CS_BGR32: return 4; // not planar but return the count default: return 3; } } // Avisynth+ extensions do not exist in classic Avisynth so they are simulated AVSC_INLINE int avs_component_size_fallback(const AVS_VideoInfo * p) { return 1; } // Avisynth+ extensions do not exist in classic Avisynth so they are simulated AVSC_INLINE int avs_bits_per_component_fallback(const AVS_VideoInfo * p) { return 8; } // End of helper functions for fallback simulation #endif // AVS26_FALLBACK_SIMULATION // avs_load_library() allocates an array for API procedure entries // reads and fills the entries with live procedure addresses. // AVSC_INLINE helpers which are calling into API procedures are not treated here (todo) AVSC_INLINE AVS_Library * avs_load_library() { AVS_Library *library = (AVS_Library *)malloc(sizeof(AVS_Library)); if (library == NULL) return NULL; library->handle = LoadLibraryA("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;\ } #ifdef AVS26_FALLBACK_SIMULATION // When an API function is not loadable, let's try a replacement // Missing Avisynth+ functions will be substituted with classic Avisynth compatible methods /* Avisynth+ When method is missing (classic Avisynth) avs_is_rgb48 constant false avs_is_rgb64 constant false avs_is_444 avs_is_yv24 avs_is_422 avs_is_yv16 avs_is_420 avs_is_yv12 avs_is_y avs_is_y8 avs_is_yuva constant false avs_is_planar_rgb constant false avs_is_planar_rgba constant false avs_num_components special: avs_num_components_fake Y8:1 RGB32:4 else 3 avs_component_size constant 1 (1 bytes/component) avs_bits_per_component constant 8 (8 bits/component) */ // try to load an alternative function #define AVSC_LOAD_FUNC_FALLBACK(name,name2) {\ library->name = (name##_func) GetProcAddress(library->handle, AVSC_STRINGIFY(name));\ if (library->name == NULL)\ library->name = (name##_func) GetProcAddress(library->handle, AVSC_STRINGIFY(name2));\ if (library->name == NULL)\ goto fail;\ } // try to assign a replacement function #define AVSC_LOAD_FUNC_FALLBACK_SIMULATED(name,name2) {\ library->name = (name##_func) GetProcAddress(library->handle, AVSC_STRINGIFY(name));\ if (library->name == NULL)\ library->name = name2;\ if (library->name == NULL)\ goto fail;\ } #endif // AVS26_FALLBACK_SIMULATION 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); // Avisynth+ specific #ifdef AVS26_FALLBACK_SIMULATION // replace with fallback fn when does not exist AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_is_rgb48, avs_is_xx_fallback_return_false); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_is_rgb64, avs_is_xx_fallback_return_false); AVSC_LOAD_FUNC_FALLBACK(avs_is_444, avs_is_yv24); AVSC_LOAD_FUNC_FALLBACK(avs_is_422, avs_is_yv16); AVSC_LOAD_FUNC_FALLBACK(avs_is_420, avs_is_yv12); AVSC_LOAD_FUNC_FALLBACK(avs_is_y, avs_is_y8); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_is_yuva, avs_is_xx_fallback_return_false); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_is_planar_rgb, avs_is_xx_fallback_return_false); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_is_planar_rgba, avs_is_xx_fallback_return_false); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_num_components, avs_num_components_fallback); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_component_size, avs_component_size_fallback); AVSC_LOAD_FUNC_FALLBACK_SIMULATED(avs_bits_per_component, avs_bits_per_component_fallback); #else // Avisynth+ specific AVSC_LOAD_FUNC(avs_is_rgb48); AVSC_LOAD_FUNC(avs_is_rgb64); AVSC_LOAD_FUNC(avs_is_444); AVSC_LOAD_FUNC(avs_is_422); AVSC_LOAD_FUNC(avs_is_420); AVSC_LOAD_FUNC(avs_is_y); AVSC_LOAD_FUNC(avs_is_yuva); AVSC_LOAD_FUNC(avs_is_planar_rgb); AVSC_LOAD_FUNC(avs_is_planar_rgba); AVSC_LOAD_FUNC(avs_num_components); AVSC_LOAD_FUNC(avs_component_size); AVSC_LOAD_FUNC(avs_bits_per_component); #endif // Avisynth+ interface V8, no backward compatible simulation AVSC_LOAD_FUNC(avs_subframe_planar_a); // frame properties AVSC_LOAD_FUNC(avs_copy_frame_props); AVSC_LOAD_FUNC(avs_get_frame_props_ro); AVSC_LOAD_FUNC(avs_get_frame_props_rw); AVSC_LOAD_FUNC(avs_prop_num_keys); AVSC_LOAD_FUNC(avs_prop_get_key); AVSC_LOAD_FUNC(avs_prop_num_elements); AVSC_LOAD_FUNC(avs_prop_get_type); AVSC_LOAD_FUNC(avs_prop_get_int); AVSC_LOAD_FUNC(avs_prop_get_float); AVSC_LOAD_FUNC(avs_prop_get_data); AVSC_LOAD_FUNC(avs_prop_get_data_size); AVSC_LOAD_FUNC(avs_prop_get_clip); AVSC_LOAD_FUNC(avs_prop_get_frame); AVSC_LOAD_FUNC(avs_prop_delete_key); AVSC_LOAD_FUNC(avs_prop_set_int); AVSC_LOAD_FUNC(avs_prop_set_float); AVSC_LOAD_FUNC(avs_prop_set_data); AVSC_LOAD_FUNC(avs_prop_set_clip); AVSC_LOAD_FUNC(avs_prop_set_frame); AVSC_LOAD_FUNC(avs_prop_get_int_array); AVSC_LOAD_FUNC(avs_prop_get_float_array); AVSC_LOAD_FUNC(avs_prop_set_int_array); AVSC_LOAD_FUNC(avs_prop_set_float_array); AVSC_LOAD_FUNC(avs_clear_map); // NewVideoFrame with frame properties AVSC_LOAD_FUNC(avs_new_video_frame_p); AVSC_LOAD_FUNC(avs_new_video_frame_p_a); AVSC_LOAD_FUNC(avs_get_env_property); AVSC_LOAD_FUNC(avs_get_var_try); AVSC_LOAD_FUNC(avs_get_var_bool); AVSC_LOAD_FUNC(avs_get_var_int); AVSC_LOAD_FUNC(avs_get_var_double); AVSC_LOAD_FUNC(avs_get_var_string); AVSC_LOAD_FUNC(avs_get_var_long); AVSC_LOAD_FUNC(avs_pool_allocate); AVSC_LOAD_FUNC(avs_pool_free); #undef __AVSC_STRINGIFY #undef AVSC_STRINGIFY #undef AVSC_LOAD_FUNC #undef AVSC_LOAD_FUNC_FALLBACK #undef AVSC_LOAD_FUNC_FALLBACK_SIMULATED 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 // AVS_WINDOWS #endif