static int drv_vss_load_core(struct vf_instance *vf)
{
struct vf_priv_s *p = vf->priv;
// First load an empty script to get a VSScript, so that we get the vsapi
// and vscore.
if (vsscript_createScript(&p->se))
return -1;
p->vsapi = vsscript_getVSApi();
p->vscore = vsscript_getCore(p->se);
return 0;
}
static int open_file( char *psz_filename, hnd_t *p_handle, video_info_t *info, cli_input_opt_t *opt )
{
vs_hnd_t *h = new vs_hnd_t;
if( !h )
return -1;
FILE *fh = x264_fopen(psz_filename, "rb");
if (!fh)
return -1;
int b_regular = x264_is_regular_file(fh);
fclose(fh);
FAIL_IF_ERROR(!b_regular, "VS input is incompatible with non-regular file `%s'\n", psz_filename);
FAIL_IF_ERROR(!vsscript_init(), "Failed to initialize VapourSynth environment\n");
h->vsapi = vsscript_getVSApi();
if (!h->vsapi) {
fprintf(stderr, "Failed to get VapourSynth API pointer\n");
vsscript_finalize();
return -1;
}
// Should always succeed
if (vsscript_createScript(&h->se)) {
fprintf(stderr, "Script environment initialization failed:\n%s\n", vsscript_getError(h->se));
vsscript_freeScript(h->se);
vsscript_finalize();
return -1;
}
std::string strfilename = psz_filename;
nstring scriptFilename = s2ws(strfilename);
if (vsscript_evaluateFile(&h->se, nstringToUtf8(scriptFilename).c_str(), efSetWorkingDir)) {
fprintf(stderr, "Script evaluation failed:\n%s\n", vsscript_getError(h->se));
vsscript_freeScript(h->se);
vsscript_finalize();
return -1;
}
h->node = vsscript_getOutput(h->se, 0);//outputIndex
if (!h->node) {
fprintf(stderr, "Failed to retrieve output node. Invalid index specified?\n");
vsscript_freeScript(h->se);
vsscript_finalize();
return -1;
}
const VSCoreInfo *vsInfo = h->vsapi->getCoreInfo(vsscript_getCore(h->se));
h->sea = new semaphore(vsInfo->numThreads);
const VSVideoInfo *vi = h->vsapi->getVideoInfo(h->node);
if (vi->format->colorFamily != cmYUV) {
fprintf(stderr, "Can only read YUV format clips");
h->vsapi->freeNode(h->node);
vsscript_freeScript(h->se);
vsscript_finalize();
return -1;
}
if (!isConstantFormat(vi)) {
fprintf(stderr, "Cannot output clips with varying dimensions\n");
h->vsapi->freeNode(h->node);
vsscript_freeScript(h->se);
vsscript_finalize();
return -1;
}
info->width = vi->width;
info->height = vi->height;
info->fps_num = vi->fpsNum;
info->fps_den = vi->fpsDen;
info->thread_safe = 1;
info->num_frames = vi->numFrames;
if (vi->format->subSamplingW == 1 && vi->format->subSamplingH == 1)
info->csp = X264_CSP_I420;
else if (vi->format->subSamplingW == 1 && vi->format->subSamplingH == 0)
info->csp = X264_CSP_I422;
else if (vi->format->subSamplingW == 0 && vi->format->subSamplingH == 0)
info->csp = X264_CSP_I444;
h->bit_depth = vi->format->bitsPerSample;
if (h->bit_depth > 8)
{
info->csp |= X264_CSP_HIGH_DEPTH;
}
*p_handle = (void*)h;
return 0;
}
int wmain(int argc, wchar_t **argv) {
if (_setmode(_fileno(stdout), _O_BINARY) == -1)
fprintf(stderr, "Failed to set stdout to binary mode\n");
SetConsoleCtrlHandler(HandlerRoutine, TRUE);
#else
int main(int argc, char **argv) {
#endif
nstring outputFilename, scriptFilename;
bool showHelp = false;
std::map<std::string, std::string> scriptArgs;
int startFrame = 0;
for (int arg = 1; arg < argc; arg++) {
nstring argString = argv[arg];
if (argString == NSTRING("-v") || argString == NSTRING("--version")) {
showVersion = true;
} else if (argString == NSTRING("-y") || argString == NSTRING("--y4m")) {
y4m = true;
} else if (argString == NSTRING("-p") || argString == NSTRING("--progress")) {
printFrameNumber = true;
} else if (argString == NSTRING("-i") || argString == NSTRING("--info")) {
showInfo = true;
} else if (argString == NSTRING("-h") || argString == NSTRING("--help")) {
showHelp = true;
} else if (argString == NSTRING("-s") || argString == NSTRING("--start")) {
if (argc <= arg + 1) {
fprintf(stderr, "No start frame specified\n");
return 1;
}
if (!nstringToInt(argv[arg + 1], startFrame)) {
fprintf(stderr, "Couldn't convert %s to an integer (start)\n", nstringToUtf8(argv[arg + 1]).c_str());
return 1;
}
if (startFrame < 0) {
fprintf(stderr, "Negative start frame specified\n");
return 1;
}
completedFrames = startFrame;
outputFrames = startFrame;
requestedFrames = startFrame;
lastFpsReportFrame = startFrame;
arg++;
} else if (argString == NSTRING("-e") || argString == NSTRING("--end")) {
if (argc <= arg + 1) {
fprintf(stderr, "No end frame specified\n");
return 1;
}
if (!nstringToInt(argv[arg + 1], totalFrames)) {
fprintf(stderr, "Couldn't convert %s to an integer (end)\n", nstringToUtf8(argv[arg + 1]).c_str());
return 1;
}
if (totalFrames < 0) {
fprintf(stderr, "Negative end frame specified\n");
return 1;
}
totalFrames++;
arg++;
} else if (argString == NSTRING("-o") || argString == NSTRING("--outputindex")) {
if (argc <= arg + 1) {
fprintf(stderr, "No output index specified\n");
return 1;
}
if (!nstringToInt(argv[arg + 1], outputIndex)) {
fprintf(stderr, "Couldn't convert %s to an integer (index)\n", nstringToUtf8(argv[arg + 1]).c_str());
return 1;
}
arg++;
} else if (argString == NSTRING("-r") || argString == NSTRING("--requests")) {
if (argc <= arg + 1) {
fprintf(stderr, "Number of requests not specified\n");
return 1;
}
if (!nstringToInt(argv[arg + 1], requests)) {
fprintf(stderr, "Couldn't convert %s to an integer (requests)\n", nstringToUtf8(argv[arg + 1]).c_str());
return 1;
}
arg++;
} else if (argString == NSTRING("-a") || argString == NSTRING("--arg")) {
if (argc <= arg + 1) {
fprintf(stderr, "No argument specified\n");
return 1;
}
std::string aLine = nstringToUtf8(argv[arg + 1]).c_str();
size_t equalsPos = aLine.find("=");
if (equalsPos == std::string::npos) {
fprintf(stderr, "No value specified for argument: %s\n", aLine.c_str());
return 1;
}
scriptArgs[aLine.substr(0, equalsPos)] = aLine.substr(equalsPos + 1);
arg++;
} else if (scriptFilename.empty() && !argString.empty() && argString.substr(0, 1) != NSTRING("-")) {
scriptFilename = argString;
} else if (outputFilename.empty() && !argString.empty() && (argString == NSTRING("-") || (argString.substr(0, 1) != NSTRING("-")))) {
outputFilename = argString;
} else {
fprintf(stderr, "Unknown argument: %s\n", nstringToUtf8(argString).c_str());
return 1;
}
}
if (showVersion && argc > 2) {
fprintf(stderr, "Cannot combine version information with other options\n");
return 1;
} else if (showVersion) {
return printVersion() ? 0 : 1;
} else if (showHelp || argc <= 1) {
printHelp();
return 1;
} else if (scriptFilename.empty()) {
fprintf(stderr, "No script file specified\n");
return 1;
} else if (outputFilename.empty()) {
fprintf(stderr, "No output file specified\n");
return 1;
}
if (outputFilename == NSTRING("-")) {
outFile = stdout;
} else {
#ifdef VS_TARGET_OS_WINDOWS
outFile = _wfopen(outputFilename.c_str(), L"wb");
#else
outFile = fopen(outputFilename.c_str(), "wb");
#endif
if (!outFile) {
fprintf(stderr, "Failed to open output for writing\n");
return 1;
}
}
if (!vsscript_init()) {
fprintf(stderr, "Failed to initialize VapourSynth environment\n");
return 1;
}
vsapi = vsscript_getVSApi();
if (!vsapi) {
fprintf(stderr, "Failed to get VapourSynth API pointer\n");
vsscript_finalize();
return 1;
}
// Should always succeed
if (vsscript_createScript(&se)) {
fprintf(stderr, "Script environment initialization failed:\n%s\n", vsscript_getError(se));
vsscript_freeScript(se);
vsscript_finalize();
return 1;
}
{
VSMap *foldedArgs = vsapi->createMap();
for (const auto &iter : scriptArgs)
vsapi->propSetData(foldedArgs, iter.first.c_str(), iter.second.c_str(), static_cast<int>(iter.second.size()), paAppend);
vsscript_setVariable(se, foldedArgs);
vsapi->freeMap(foldedArgs);
}
start = std::chrono::high_resolution_clock::now();
if (vsscript_evaluateFile(&se, nstringToUtf8(scriptFilename).c_str(), efSetWorkingDir)) {
fprintf(stderr, "Script evaluation failed:\n%s\n", vsscript_getError(se));
vsscript_freeScript(se);
vsscript_finalize();
return 1;
}
node = vsscript_getOutput(se, outputIndex);
if (!node) {
fprintf(stderr, "Failed to retrieve output node. Invalid index specified?\n");
vsscript_freeScript(se);
vsscript_finalize();
return 1;
}
bool error = false;
const VSVideoInfo *vi = vsapi->getVideoInfo(node);
if (showInfo) {
if (vi->width && vi->height) {
fprintf(outFile, "Width: %d\n", vi->width);
fprintf(outFile, "Height: %d\n", vi->height);
} else {
fprintf(outFile, "Width: Variable\n");
fprintf(outFile, "Height: Variable\n");
}
if (vi->numFrames)
fprintf(outFile, "Frames: %d\n", vi->numFrames);
else
fprintf(outFile, "Frames: Unknown\n");
if (vi->fpsNum && vi->fpsDen)
fprintf(outFile, "FPS: %" PRId64 "/%" PRId64 " (%.3f fps)\n", vi->fpsNum, vi->fpsDen, vi->fpsNum/(double)vi->fpsDen);
else
fprintf(outFile, "FPS: Variable\n");
if (vi->format) {
fprintf(outFile, "Format Name: %s\n", vi->format->name);
fprintf(outFile, "Color Family: %s\n", colorFamilyToString(vi->format->colorFamily));
fprintf(outFile, "Bits: %d\n", vi->format->bitsPerSample);
fprintf(outFile, "SubSampling W: %d\n", vi->format->subSamplingW);
fprintf(outFile, "SubSampling H: %d\n", vi->format->subSamplingH);
} else {
fprintf(outFile, "Format Name: Variable\n");
}
} else {
const VSVideoInfo *vi = vsapi->getVideoInfo(node);
if (totalFrames == -1)
totalFrames = vi->numFrames;
if ((vi->numFrames && vi->numFrames < totalFrames) || completedFrames >= totalFrames) {
fprintf(stderr, "Invalid range of frames to output specified:\nfirst: %d\nlast: %d\nclip length: %d\nframes to output: %d\n", completedFrames, totalFrames, vi->numFrames, totalFrames - completedFrames);
vsapi->freeNode(node);
vsscript_freeScript(se);
vsscript_finalize();
return 1;
}
if (!isConstantFormat(vi) || !totalFrames) {
fprintf(stderr, "Cannot output clips with varying dimensions or unknown length\n");
vsapi->freeNode(node);
vsscript_freeScript(se);
vsscript_finalize();
return 1;
}
lastFpsReportTime = std::chrono::high_resolution_clock::now();;
error = outputNode();
}
fflush(outFile);
if (!showInfo) {
int totalFrames = outputFrames - startFrame;
std::chrono::duration<double> elapsedSeconds = std::chrono::high_resolution_clock::now() - start;
fprintf(stderr, "Output %d frames in %.2f seconds (%.2f fps)\n", totalFrames, elapsedSeconds.count(), totalFrames / elapsedSeconds.count());
}
vsapi->freeNode(node);
vsscript_freeScript(se);
vsscript_finalize();
return error ? 1 : 0;
}