mirror of https://github.com/mgba-emu/mgba.git
Test: Refactor out PNG loading
This commit is contained in:
Vicki Pfau
parent
52392928a1
commit
f73869ee4b
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@ -356,6 +356,57 @@ bool CInemaTestInit(struct CInemaTest* test, const char* directory, const char*
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return true;
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}
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static void* _loadBaseline(struct VDir* dir, const struct mCore* core, size_t frame, enum CInemaStatus* status) {
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char baselineName[32];
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snprintf(baselineName, sizeof(baselineName), "baseline_%04" PRIz "u.png", frame);
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struct VFile* baselineVF = dir->openFile(dir, baselineName, O_RDONLY);
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if (!baselineVF) {
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*status = CI_FAIL;
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return NULL;
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}
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png_structp png = PNGReadOpen(baselineVF, 0);
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png_infop info = png_create_info_struct(png);
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png_infop end = png_create_info_struct(png);
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if (!png || !info || !end || !PNGReadHeader(png, info)) {
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PNGReadClose(png, info, end);
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baselineVF->close(baselineVF);
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CIerr(1, "Failed to load %s\n", baselineName);
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*status = CI_ERROR;
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return NULL;
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}
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unsigned pwidth = png_get_image_width(png, info);
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unsigned pheight = png_get_image_height(png, info);
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unsigned width, height;
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core->desiredVideoDimensions(core, &width, &height);
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if (pheight != height || pwidth != width) {
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PNGReadClose(png, info, end);
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baselineVF->close(baselineVF);
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CIerr(1, "Size mismatch for %s, expected %ux%u, got %ux%u\n", baselineName, pwidth, pheight, width, height);
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*status = CI_FAIL;
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return NULL;
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}
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uint8_t* pixels = malloc(pwidth * pheight * BYTES_PER_PIXEL);
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if (!pixels) {
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CIerr(1, "Failed to allocate baseline buffer\n");
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*status = CI_ERROR;
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PNGReadClose(png, info, end);
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baselineVF->close(baselineVF);
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return NULL;
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}
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if (!PNGReadPixels(png, info, pixels, pwidth, pheight, pwidth) || !PNGReadFooter(png, end)) {
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CIerr(1, "Failed to read %s\n", baselineName);
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*status = CI_ERROR;
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free(pixels);
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pixels = NULL;
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}
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PNGReadClose(png, info, end);
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baselineVF->close(baselineVF);
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return pixels;
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}
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void CInemaTestRun(struct CInemaTest* test, struct Table* configTree) {
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unsigned ignore = 0;
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CInemaConfigGetUInt(configTree, test->name, "ignore", &ignore);
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@ -421,8 +472,6 @@ void CInemaTestRun(struct CInemaTest* test, struct Table* configTree) {
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core->runFrame(core);
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}
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for (frame = 0; limit; ++frame, --limit) {
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char baselineName[32];
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snprintf(baselineName, sizeof(baselineName), "baseline_%04" PRIz "u.png", frame);
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core->runFrame(core);
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++test->totalFrames;
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unsigned frameCounter = core->frameCounter(core);
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@ -430,89 +479,58 @@ void CInemaTestRun(struct CInemaTest* test, struct Table* configTree) {
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break;
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}
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CIerr(3, "Test frame: %u\n", frameCounter);
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struct VFile* baselineVF = dir->openFile(dir, baselineName, O_RDONLY);
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if (!baselineVF) {
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test->status = CI_FAIL;
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} else {
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png_structp png = PNGReadOpen(baselineVF, 0);
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png_infop info = png_create_info_struct(png);
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png_infop end = png_create_info_struct(png);
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if (!png || !info || !end || !PNGReadHeader(png, info)) {
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PNGReadClose(png, info, end);
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CIerr(1, "Failed to load %s\n", baselineName);
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test->status = CI_ERROR;
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} else {
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unsigned pwidth = png_get_image_width(png, info);
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unsigned pheight = png_get_image_height(png, info);
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unsigned twidth, theight;
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core->desiredVideoDimensions(core, &twidth, &theight);
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if (pheight != theight || pwidth != twidth) {
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PNGReadClose(png, info, end);
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CIerr(1, "Size mismatch for %s, expected %ux%u, got %ux%u\n", baselineName, pwidth, pheight, twidth, theight);
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test->status = CI_FAIL;
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} else {
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uint8_t* pixels = malloc(pwidth * pheight * BYTES_PER_PIXEL);
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if (!pixels) {
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CIerr(1, "Failed to allocate baseline buffer\n");
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test->status = CI_ERROR;
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} else if (!PNGReadPixels(png, info, pixels, pwidth, pheight, pwidth) || !PNGReadFooter(png, end)) {
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CIerr(1, "Failed to read %s\n", baselineName);
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test->status = CI_ERROR;
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} else {
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uint8_t* testPixels = buffer;
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size_t x;
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size_t y;
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bool failed = false;
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for (y = 0; y < theight; ++y) {
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for (x = 0; x < twidth; ++x) {
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size_t pix = pwidth * y + x;
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size_t tpix = width * y + x;
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int testR = testPixels[tpix * 4 + 0];
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int testG = testPixels[tpix * 4 + 1];
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int testB = testPixels[tpix * 4 + 2];
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int expectR = pixels[pix * 4 + 0];
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int expectG = pixels[pix * 4 + 1];
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int expectB = pixels[pix * 4 + 2];
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int r = expectR - testR;
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int g = expectG - testG;
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int b = expectB - testB;
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if (r | g | b) {
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failed = true;
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CIerr(3, "Frame %u failed at pixel %" PRIz "ux%" PRIz "u with diff %i,%i,%i (expected %02x%02x%02x, got %02x%02x%02x)\n",
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frameCounter, x, y, r, g, b,
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expectR, expectG, expectB,
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testR, testG, testB);
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test->status = CI_FAIL;
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if (r < 0) {
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test->totalDistance -= r;
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} else {
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test->totalDistance += r;
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}
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if (g < 0) {
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test->totalDistance -= g;
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} else {
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test->totalDistance += g;
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}
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if (b < 0) {
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test->totalDistance -= b;
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} else {
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test->totalDistance += b;
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}
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++test->failedPixels;
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}
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}
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uint8_t* pixels = _loadBaseline(dir, core, frame, &test->status);
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if (pixels) {
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unsigned twidth, theight;
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core->desiredVideoDimensions(core, &twidth, &theight);
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uint8_t* testPixels = buffer;
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size_t x;
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size_t y;
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bool failed = false;
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for (y = 0; y < theight; ++y) {
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for (x = 0; x < twidth; ++x) {
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size_t pix = twidth * y + x;
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size_t tpix = width * y + x;
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int testR = testPixels[tpix * 4 + 0];
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int testG = testPixels[tpix * 4 + 1];
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int testB = testPixels[tpix * 4 + 2];
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int expectR = pixels[pix * 4 + 0];
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int expectG = pixels[pix * 4 + 1];
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int expectB = pixels[pix * 4 + 2];
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int r = expectR - testR;
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int g = expectG - testG;
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int b = expectB - testB;
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if (r | g | b) {
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failed = true;
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CIerr(3, "Frame %u failed at pixel %" PRIz "ux%" PRIz "u with diff %i,%i,%i (expected %02x%02x%02x, got %02x%02x%02x)\n",
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frameCounter, x, y, r, g, b,
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expectR, expectG, expectB,
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testR, testG, testB);
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test->status = CI_FAIL;
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if (r < 0) {
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test->totalDistance -= r;
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} else {
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test->totalDistance += r;
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}
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if (failed) {
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++test->failedFrames;
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if (g < 0) {
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test->totalDistance -= g;
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} else {
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test->totalDistance += g;
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}
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test->totalPixels += theight * twidth;
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if (b < 0) {
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test->totalDistance -= b;
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} else {
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test->totalDistance += b;
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}
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++test->failedPixels;
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}
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PNGReadClose(png, info, end);
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free(pixels);
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}
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}
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baselineVF->close(baselineVF);
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if (failed) {
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++test->failedFrames;
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}
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test->totalPixels += theight * twidth;
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free(pixels);
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}
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}
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