Ejemplo n.º 1
0
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;
}
Ejemplo n.º 3
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;
}