forked from mia/Aegisub
219 lines
7 KiB
C++
219 lines
7 KiB
C++
// Copyright (c) 2007-2008 Fredrik Mellbin
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include <string>
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#include "ffms.h"
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#include "ffavisynth.h"
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#include "ffswscale.h"
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#include "ffpp.h"
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int GetNumberOfLogicalCPUs() {
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SYSTEM_INFO SI;
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GetSystemInfo(&SI);
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return SI.dwNumberOfProcessors;
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}
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AVSValue __cdecl CreateFFIndex(AVSValue Args, void* UserData, IScriptEnvironment* Env) {
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FFMS_Init();
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char ErrorMsg[1024];
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unsigned MsgSize = sizeof(ErrorMsg);
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if (!Args[0].Defined())
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Env->ThrowError("FFIndex: No source specified");
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const char *Source = Args[0].AsString();
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const char *CacheFile = Args[1].AsString("");
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int IndexMask = Args[2].AsInt(0);
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int DumpMask = Args[3].AsInt(0);
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const char *AudioFile = Args[4].AsString("");
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bool OverWrite = Args[5].AsBool(false);
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std::string DefaultCache(Source);
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DefaultCache.append(".ffindex");
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if (!strcmp(CacheFile, ""))
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CacheFile = DefaultCache.c_str();
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if (!strcmp(AudioFile, ""))
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AudioFile = Source;
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// Return values
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// 0: Index already present
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// 1: Index generated
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// 2: Index forced to be overwritten
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FrameIndex *Index;
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if (OverWrite || !(Index = FFMS_ReadIndex(CacheFile, ErrorMsg, MsgSize))) {
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if (!(Index = FFMS_MakeIndex(Source, IndexMask, DumpMask, AudioFile, true, NULL, NULL, ErrorMsg, MsgSize)))
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Env->ThrowError("FFIndex: %s", ErrorMsg);
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if (FFMS_WriteIndex(CacheFile, Index, ErrorMsg, MsgSize)) {
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FFMS_DestroyFrameIndex(Index);
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Env->ThrowError("FFIndex: %s", ErrorMsg);
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}
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FFMS_DestroyFrameIndex(Index);
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if (!OverWrite)
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return AVSValue(1);
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else
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return AVSValue(2);
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} else {
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FFMS_DestroyFrameIndex(Index);
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return AVSValue(0);
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}
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}
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AVSValue __cdecl CreateFFVideoSource(AVSValue Args, void* UserData, IScriptEnvironment* Env) {
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FFMS_Init();
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char ErrorMsg[1024];
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unsigned MsgSize = sizeof(ErrorMsg);
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if (!Args[0].Defined())
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Env->ThrowError("FFVideoSource: No source specified");
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const char *Source = Args[0].AsString();
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int Track = Args[1].AsInt(-1);
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bool Cache = Args[2].AsBool(true);
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const char *CacheFile = Args[3].AsString("");
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const char *PP = Args[4].AsString("");
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int Threads = Args[5].AsInt(-1);
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const char *Timecodes = Args[6].AsString("");
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int SeekMode = Args[7].AsInt(1);
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if (Track <= -2)
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Env->ThrowError("FFVideoSource: No video track selected");
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if (SeekMode < -1 || SeekMode > 3)
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Env->ThrowError("FFVideoSource: Invalid seekmode selected");
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if (Threads <= 0)
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Threads = GetNumberOfLogicalCPUs();
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if (Threads < 1)
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Env->ThrowError("FFVideoSource: Invalid thread count");
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if (!_stricmp(Source, Timecodes))
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Env->ThrowError("FFVideoSource: Timecodes will overwrite the source");
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std::string DefaultCache(Source);
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DefaultCache.append(".ffindex");
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if (!strcmp(CacheFile, ""))
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CacheFile = DefaultCache.c_str();
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FrameIndex *Index;
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if (Cache) {
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if (!(Index = FFMS_ReadIndex(CacheFile, ErrorMsg, MsgSize))) {
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if (!(Index = FFMS_MakeIndex(Source, 0, 0, NULL, true, NULL, NULL, ErrorMsg, MsgSize)))
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Env->ThrowError("FFVideoSource: %s", ErrorMsg);
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if (Cache)
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if (FFMS_WriteIndex(CacheFile, Index, ErrorMsg, MsgSize)) {
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FFMS_DestroyFrameIndex(Index);
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Env->ThrowError("FFVideoSource: %s", ErrorMsg);
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}
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}
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}
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AvisynthVideoSource *Filter;
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try {
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Filter = new AvisynthVideoSource(Source, Track, Index, PP, Threads, SeekMode, Env, ErrorMsg, MsgSize);
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} catch (...) {
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FFMS_DestroyFrameIndex(Index);
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throw;
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}
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if (strcmp(Timecodes, "")) {
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if (FFMS_WriteTimecodes(FFMS_GetTITrackIndex(Index, Filter->GetTrack(), ErrorMsg, MsgSize), Timecodes, ErrorMsg, MsgSize)) {
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FFMS_DestroyFrameIndex(Index);
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delete Filter;
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Env->ThrowError("FFVideoSource: %s", ErrorMsg);
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}
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}
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FFMS_DestroyFrameIndex(Index);
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return Filter;
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}
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AVSValue __cdecl CreateFFAudioSource(AVSValue Args, void* UserData, IScriptEnvironment* Env) {
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FFMS_Init();
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char ErrorMsg[1024];
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unsigned MsgSize = sizeof(ErrorMsg);
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if (!Args[0].Defined())
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Env->ThrowError("FFAudioSource: No source specified");
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const char *Source = Args[0].AsString();
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int Track = Args[1].AsInt(-1);
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bool Cache = Args[2].AsBool(true);
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const char *CacheFile = Args[3].AsString("");
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if (Track <= -2)
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Env->ThrowError("FFAudioSource: No audio track selected");
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std::string DefaultCache(Source);
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DefaultCache.append(".ffindex");
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if (!strcmp(CacheFile, ""))
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CacheFile = DefaultCache.c_str();
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FrameIndex *Index;
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if (Cache) {
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if (!(Index = FFMS_ReadIndex(CacheFile, ErrorMsg, MsgSize))) {
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if (!(Index = FFMS_MakeIndex(Source, -1, 0, CacheFile, true, NULL, NULL, ErrorMsg, MsgSize)))
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Env->ThrowError("FFAudioSource: %s", ErrorMsg);
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if (Cache)
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if (FFMS_WriteIndex(CacheFile, Index, ErrorMsg, MsgSize)) {
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FFMS_DestroyFrameIndex(Index);
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Env->ThrowError("FFAudioSource: %s", ErrorMsg);
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}
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}
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}
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AvisynthAudioSource *Filter;
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try {
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Filter = new AvisynthAudioSource(Source, Track, Index, Env, ErrorMsg, MsgSize);
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} catch (...) {
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FFMS_DestroyFrameIndex(Index);
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throw;
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}
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FFMS_DestroyFrameIndex(Index);
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return Filter;
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}
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AVSValue __cdecl CreateFFPP(AVSValue Args, void* UserData, IScriptEnvironment* Env) {
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return new FFPP(Args[0].AsClip(), Args[1].AsString(""), Env);
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}
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AVSValue __cdecl CreateSWScale(AVSValue Args, void* UserData, IScriptEnvironment* Env) {
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return new SWScale(Args[0].AsClip(), Args[1].AsInt(0), Args[2].AsInt(0), Args[3].AsString("BICUBIC"), Args[4].AsString(""), Env);
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}
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extern "C" __declspec(dllexport) const char* __stdcall AvisynthPluginInit2(IScriptEnvironment* Env) {
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Env->AddFunction("FFIndex", "[source]s[cachefile]s[indexmask]i[dumpmask]i[audiofile]s[overwrite]b", CreateFFIndex, 0);
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Env->AddFunction("FFVideoSource", "[source]s[track]i[cache]b[cachefile]s[pp]s[threads]i[timecodes]s[seekmode]i", CreateFFVideoSource, 0);
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Env->AddFunction("FFAudioSource", "[source]s[track]i[cache]b[cachefile]s", CreateFFAudioSource, 0);
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Env->AddFunction("FFPP", "c[pp]s", CreateFFPP, 0);
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Env->AddFunction("SWScale", "c[width]i[height]i[resizer]s[colorspace]s", CreateSWScale, 0);
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return "FFmpegSource - The Second Coming";
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}
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