From a6a750c7ef240b72ce01e9653343a0ddf247d196 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Wed, 20 Apr 2016 11:40:40 +0200 Subject: tests: Move all test programs to a subdirectory --- libswscale/tests/.gitignore | 2 + libswscale/tests/colorspace.c | 163 +++++++++++++++++ libswscale/tests/swscale.c | 412 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 577 insertions(+) create mode 100644 libswscale/tests/.gitignore create mode 100644 libswscale/tests/colorspace.c create mode 100644 libswscale/tests/swscale.c (limited to 'libswscale/tests') diff --git a/libswscale/tests/.gitignore b/libswscale/tests/.gitignore new file mode 100644 index 0000000000..0ac3691ecd --- /dev/null +++ b/libswscale/tests/.gitignore @@ -0,0 +1,2 @@ +/colorspace +/swscale diff --git a/libswscale/tests/colorspace.c b/libswscale/tests/colorspace.c new file mode 100644 index 0000000000..962b11a857 --- /dev/null +++ b/libswscale/tests/colorspace.c @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2002 Michael Niedermayer + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include /* for memset() */ +#include +#include + +#include "libavutil/mem.h" + +#include "libswscale/rgb2rgb.h" +#include "libswscale/swscale.h" + +#define SIZE 1000 +#define srcByte 0x55 +#define dstByte 0xBB + +#define FUNC(s, d, n) { s, d, #n, n } + +int main(void) +{ + int i, funcNum; + uint8_t *srcBuffer = av_malloc(SIZE); + uint8_t *dstBuffer = av_malloc(SIZE); + int failedNum = 0; + int passedNum = 0; + + if (!srcBuffer || !dstBuffer) + return -1; + + av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n"); + sws_rgb2rgb_init(); + + for (funcNum = 0; ; funcNum++) { + struct func_info_s { + int src_bpp; + int dst_bpp; + const char *name; + void (*func)(const uint8_t *src, uint8_t *dst, int src_size); + } func_info[] = { + FUNC(2, 2, rgb15to16), + FUNC(2, 3, rgb15to24), + FUNC(2, 4, rgb15to32), + FUNC(2, 3, rgb16to24), + FUNC(2, 4, rgb16to32), + FUNC(3, 2, rgb24to15), + FUNC(3, 2, rgb24to16), + FUNC(3, 4, rgb24to32), + FUNC(4, 2, rgb32to15), + FUNC(4, 2, rgb32to16), + FUNC(4, 3, rgb32to24), + FUNC(2, 2, rgb16to15), + FUNC(2, 2, rgb15tobgr15), + FUNC(2, 2, rgb15tobgr16), + FUNC(2, 3, rgb15tobgr24), + FUNC(2, 4, rgb15tobgr32), + FUNC(2, 2, rgb16tobgr15), + FUNC(2, 2, rgb16tobgr16), + FUNC(2, 3, rgb16tobgr24), + FUNC(2, 4, rgb16tobgr32), + FUNC(3, 2, rgb24tobgr15), + FUNC(3, 2, rgb24tobgr16), + FUNC(3, 3, rgb24tobgr24), + FUNC(3, 4, rgb24tobgr32), + FUNC(4, 2, rgb32tobgr15), + FUNC(4, 2, rgb32tobgr16), + FUNC(4, 3, rgb32tobgr24), + FUNC(4, 4, shuffle_bytes_2103), /* rgb32tobgr32 */ + FUNC(0, 0, NULL) + }; + int width; + int failed = 0; + int srcBpp = 0; + int dstBpp = 0; + + if (!func_info[funcNum].func) + break; + + av_log(NULL, AV_LOG_INFO, "."); + memset(srcBuffer, srcByte, SIZE); + + for (width = 63; width > 0; width--) { + int dstOffset; + for (dstOffset = 128; dstOffset < 196; dstOffset += 4) { + int srcOffset; + memset(dstBuffer, dstByte, SIZE); + + for (srcOffset = 128; srcOffset < 196; srcOffset += 4) { + uint8_t *src = srcBuffer + srcOffset; + uint8_t *dst = dstBuffer + dstOffset; + const char *name = NULL; + + // don't fill the screen with shit ... + if (failed) + break; + + srcBpp = func_info[funcNum].src_bpp; + dstBpp = func_info[funcNum].dst_bpp; + name = func_info[funcNum].name; + + func_info[funcNum].func(src, dst, width * srcBpp); + + if (!srcBpp) + break; + + for (i = 0; i < SIZE; i++) { + if (srcBuffer[i] != srcByte) { + av_log(NULL, AV_LOG_INFO, + "src damaged at %d w:%d src:%d dst:%d %s\n", + i, width, srcOffset, dstOffset, name); + failed = 1; + break; + } + } + for (i = 0; i < dstOffset; i++) { + if (dstBuffer[i] != dstByte) { + av_log(NULL, AV_LOG_INFO, + "dst damaged at %d w:%d src:%d dst:%d %s\n", + i, width, srcOffset, dstOffset, name); + failed = 1; + break; + } + } + for (i = dstOffset + width * dstBpp; i < SIZE; i++) { + if (dstBuffer[i] != dstByte) { + av_log(NULL, AV_LOG_INFO, + "dst damaged at %d w:%d src:%d dst:%d %s\n", + i, width, srcOffset, dstOffset, name); + failed = 1; + break; + } + } + } + } + } + if (failed) + failedNum++; + else if (srcBpp) + passedNum++; + } + + av_log(NULL, AV_LOG_INFO, + "\n%d converters passed, %d converters randomly overwrote memory\n", + passedNum, failedNum); + return failedNum; +} diff --git a/libswscale/tests/swscale.c b/libswscale/tests/swscale.c new file mode 100644 index 0000000000..309ef812c7 --- /dev/null +++ b/libswscale/tests/swscale.c @@ -0,0 +1,412 @@ +/* + * Copyright (C) 2003 Michael Niedermayer + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include +#include +#include +#include +#include + +#undef HAVE_AV_CONFIG_H +#include "libavutil/imgutils.h" +#include "libavutil/mem.h" +#include "libavutil/avutil.h" +#include "libavutil/crc.h" +#include "libavutil/pixdesc.h" +#include "libavutil/lfg.h" + +#include "libswscale/swscale.h" + +/* HACK Duplicated from swscale_internal.h. + * Should be removed when a cleaner pixel format system exists. */ +#define isGray(x) \ + ((x) == AV_PIX_FMT_GRAY8 || \ + (x) == AV_PIX_FMT_YA8 || \ + (x) == AV_PIX_FMT_GRAY16BE || \ + (x) == AV_PIX_FMT_GRAY16LE || \ + (x) == AV_PIX_FMT_YA16BE || \ + (x) == AV_PIX_FMT_YA16LE) +#define hasChroma(x) \ + (!(isGray(x) || \ + (x) == AV_PIX_FMT_MONOBLACK || \ + (x) == AV_PIX_FMT_MONOWHITE)) +#define isALPHA(x) \ + ((x) == AV_PIX_FMT_BGR32 || \ + (x) == AV_PIX_FMT_BGR32_1 || \ + (x) == AV_PIX_FMT_RGB32 || \ + (x) == AV_PIX_FMT_RGB32_1 || \ + (x) == AV_PIX_FMT_YUVA420P) + +static uint64_t getSSD(uint8_t *src1, uint8_t *src2, int stride1, + int stride2, int w, int h) +{ + int x, y; + uint64_t ssd = 0; + + for (y = 0; y < h; y++) { + for (x = 0; x < w; x++) { + int d = src1[x + y * stride1] - src2[x + y * stride2]; + ssd += d * d; + } + } + return ssd; +} + +struct Results { + uint64_t ssdY; + uint64_t ssdU; + uint64_t ssdV; + uint64_t ssdA; + uint32_t crc; +}; + +// test by ref -> src -> dst -> out & compare out against ref +// ref & out are YV12 +static int doTest(uint8_t *ref[4], int refStride[4], int w, int h, + enum AVPixelFormat srcFormat, enum AVPixelFormat dstFormat, + int srcW, int srcH, int dstW, int dstH, int flags, + struct Results *r) +{ + const AVPixFmtDescriptor *desc_yuva420p = av_pix_fmt_desc_get(AV_PIX_FMT_YUVA420P); + const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(srcFormat); + const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(dstFormat); + static enum AVPixelFormat cur_srcFormat; + static int cur_srcW, cur_srcH; + static uint8_t *src[4]; + static int srcStride[4]; + uint8_t *dst[4] = { 0 }; + uint8_t *out[4] = { 0 }; + int dstStride[4]; + int i; + uint64_t ssdY, ssdU = 0, ssdV = 0, ssdA = 0; + struct SwsContext *dstContext = NULL, *outContext = NULL; + uint32_t crc = 0; + int res = 0; + + if (cur_srcFormat != srcFormat || cur_srcW != srcW || cur_srcH != srcH) { + struct SwsContext *srcContext = NULL; + int p; + + for (p = 0; p < 4; p++) + av_freep(&src[p]); + + av_image_fill_linesizes(srcStride, srcFormat, srcW); + for (p = 0; p < 4; p++) { + if (srcStride[p]) + src[p] = av_mallocz(srcStride[p] * srcH + 16); + if (srcStride[p] && !src[p]) { + perror("Malloc"); + res = -1; + goto end; + } + } + srcContext = sws_getContext(w, h, AV_PIX_FMT_YUVA420P, srcW, srcH, + srcFormat, SWS_BILINEAR, NULL, NULL, NULL); + if (!srcContext) { + fprintf(stderr, "Failed to get %s ---> %s\n", + desc_yuva420p->name, + desc_src->name); + res = -1; + goto end; + } + sws_scale(srcContext, ref, refStride, 0, h, src, srcStride); + sws_freeContext(srcContext); + + cur_srcFormat = srcFormat; + cur_srcW = srcW; + cur_srcH = srcH; + } + + av_image_fill_linesizes(dstStride, dstFormat, dstW); + for (i = 0; i < 4; i++) { + /* Image buffers passed into libswscale can be allocated any way you + * prefer, as long as they're aligned enough for the architecture, and + * they're freed appropriately (such as using av_free for buffers + * allocated with av_malloc). */ + /* An extra 16 bytes is being allocated because some scalers may write + * out of bounds. */ + if (dstStride[i]) + dst[i] = av_mallocz(dstStride[i] * dstH + 16); + if (dstStride[i] && !dst[i]) { + perror("Malloc"); + res = -1; + + goto end; + } + } + + dstContext = sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, + flags, NULL, NULL, NULL); + if (!dstContext) { + fprintf(stderr, "Failed to get %s ---> %s\n", + desc_src->name, desc_dst->name); + res = -1; + goto end; + } + + printf(" %s %dx%d -> %s %3dx%3d flags=%2d", + desc_src->name, srcW, srcH, + desc_dst->name, dstW, dstH, + flags); + fflush(stdout); + + sws_scale(dstContext, src, srcStride, 0, srcH, dst, dstStride); + + for (i = 0; i < 4 && dstStride[i]; i++) + crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), crc, dst[i], + dstStride[i] * dstH); + + if (r && crc == r->crc) { + ssdY = r->ssdY; + ssdU = r->ssdU; + ssdV = r->ssdV; + ssdA = r->ssdA; + } else { + for (i = 0; i < 4; i++) { + if (refStride[i]) + out[i] = av_mallocz(refStride[i] * h); + if (refStride[i] && !out[i]) { + perror("Malloc"); + res = -1; + goto end; + } + } + outContext = sws_getContext(dstW, dstH, dstFormat, w, h, + AV_PIX_FMT_YUVA420P, SWS_BILINEAR, + NULL, NULL, NULL); + if (!outContext) { + fprintf(stderr, "Failed to get %s ---> %s\n", + desc_dst->name, + desc_yuva420p->name); + res = -1; + goto end; + } + sws_scale(outContext, dst, dstStride, 0, dstH, out, refStride); + + ssdY = getSSD(ref[0], out[0], refStride[0], refStride[0], w, h); + if (hasChroma(srcFormat) && hasChroma(dstFormat)) { + //FIXME check that output is really gray + ssdU = getSSD(ref[1], out[1], refStride[1], refStride[1], + (w + 1) >> 1, (h + 1) >> 1); + ssdV = getSSD(ref[2], out[2], refStride[2], refStride[2], + (w + 1) >> 1, (h + 1) >> 1); + } + if (isALPHA(srcFormat) && isALPHA(dstFormat)) + ssdA = getSSD(ref[3], out[3], refStride[3], refStride[3], w, h); + + ssdY /= w * h; + ssdU /= w * h / 4; + ssdV /= w * h / 4; + ssdA /= w * h; + + sws_freeContext(outContext); + + for (i = 0; i < 4; i++) + if (refStride[i]) + av_free(out[i]); + } + + printf(" CRC=%08x SSD=%5"PRId64 ",%5"PRId64 ",%5"PRId64 ",%5"PRId64 "\n", + crc, ssdY, ssdU, ssdV, ssdA); + +end: + sws_freeContext(dstContext); + + for (i = 0; i < 4; i++) + if (dstStride[i]) + av_free(dst[i]); + + return res; +} + +static void selfTest(uint8_t *ref[4], int refStride[4], int w, int h, + enum AVPixelFormat srcFormat_in, + enum AVPixelFormat dstFormat_in) +{ + const int flags[] = { SWS_FAST_BILINEAR, SWS_BILINEAR, SWS_BICUBIC, + SWS_X, SWS_POINT, SWS_AREA, 0 }; + const int srcW = w; + const int srcH = h; + const int dstW[] = { srcW - srcW / 3, srcW, srcW + srcW / 3, 0 }; + const int dstH[] = { srcH - srcH / 3, srcH, srcH + srcH / 3, 0 }; + enum AVPixelFormat srcFormat, dstFormat; + const AVPixFmtDescriptor *desc_src, *desc_dst; + + for (srcFormat = srcFormat_in != AV_PIX_FMT_NONE ? srcFormat_in : 0; + srcFormat < AV_PIX_FMT_NB; srcFormat++) { + if (!sws_isSupportedInput(srcFormat) || + !sws_isSupportedOutput(srcFormat)) + continue; + + desc_src = av_pix_fmt_desc_get(srcFormat); + + for (dstFormat = dstFormat_in != AV_PIX_FMT_NONE ? dstFormat_in : 0; + dstFormat < AV_PIX_FMT_NB; dstFormat++) { + int i, j, k; + int res = 0; + + if (!sws_isSupportedInput(dstFormat) || + !sws_isSupportedOutput(dstFormat)) + continue; + + desc_dst = av_pix_fmt_desc_get(dstFormat); + + printf("%s -> %s\n", desc_src->name, desc_dst->name); + fflush(stdout); + + for (k = 0; flags[k] && !res; k++) + for (i = 0; dstW[i] && !res; i++) + for (j = 0; dstH[j] && !res; j++) + res = doTest(ref, refStride, w, h, + srcFormat, dstFormat, + srcW, srcH, dstW[i], dstH[j], flags[k], + NULL); + if (dstFormat_in != AV_PIX_FMT_NONE) + break; + } + if (srcFormat_in != AV_PIX_FMT_NONE) + break; + } +} + +static int fileTest(uint8_t *ref[4], int refStride[4], int w, int h, FILE *fp, + enum AVPixelFormat srcFormat_in, + enum AVPixelFormat dstFormat_in) +{ + char buf[256]; + + while (fgets(buf, sizeof(buf), fp)) { + struct Results r; + enum AVPixelFormat srcFormat; + char srcStr[12]; + int srcW, srcH; + enum AVPixelFormat dstFormat; + char dstStr[12]; + int dstW, dstH; + int flags; + int ret; + + ret = sscanf(buf, + " %12s %dx%d -> %12s %dx%d flags=%d CRC=%x" + " SSD=%"PRId64 ", %"PRId64 ", %"PRId64 ", %"PRId64 "\n", + srcStr, &srcW, &srcH, dstStr, &dstW, &dstH, + &flags, &r.crc, &r.ssdY, &r.ssdU, &r.ssdV, &r.ssdA); + if (ret != 12) { + srcStr[0] = dstStr[0] = 0; + ret = sscanf(buf, "%12s -> %12s\n", srcStr, dstStr); + } + + srcFormat = av_get_pix_fmt(srcStr); + dstFormat = av_get_pix_fmt(dstStr); + + if (srcFormat == AV_PIX_FMT_NONE || dstFormat == AV_PIX_FMT_NONE) { + fprintf(stderr, "malformed input file\n"); + return -1; + } + if ((srcFormat_in != AV_PIX_FMT_NONE && srcFormat_in != srcFormat) || + (dstFormat_in != AV_PIX_FMT_NONE && dstFormat_in != dstFormat)) + continue; + if (ret != 12) { + printf("%s", buf); + continue; + } + + doTest(ref, refStride, w, h, + srcFormat, dstFormat, + srcW, srcH, dstW, dstH, flags, + &r); + } + + return 0; +} + +#define W 96 +#define H 96 + +int main(int argc, char **argv) +{ + enum AVPixelFormat srcFormat = AV_PIX_FMT_NONE; + enum AVPixelFormat dstFormat = AV_PIX_FMT_NONE; + uint8_t *rgb_data = av_malloc(W * H * 4); + uint8_t *rgb_src[4] = { rgb_data, NULL, NULL, NULL }; + int rgb_stride[4] = { 4 * W, 0, 0, 0 }; + uint8_t *data = av_malloc(4 * W * H); + uint8_t *src[4] = { data, data + W * H, data + W * H * 2, data + W * H * 3 }; + int stride[4] = { W, W, W, W }; + int x, y; + struct SwsContext *sws; + AVLFG rand; + int res = -1; + int i; + + if (!rgb_data || !data) + return -1; + + sws = sws_getContext(W / 12, H / 12, AV_PIX_FMT_RGB32, W, H, + AV_PIX_FMT_YUVA420P, SWS_BILINEAR, NULL, NULL, NULL); + + av_lfg_init(&rand, 1); + + for (y = 0; y < H; y++) + for (x = 0; x < W * 4; x++) + rgb_data[ x + y * 4 * W] = av_lfg_get(&rand); + sws_scale(sws, rgb_src, rgb_stride, 0, H, src, stride); + sws_freeContext(sws); + av_free(rgb_data); + + for (i = 1; i < argc; i += 2) { + if (argv[i][0] != '-' || i + 1 == argc) + goto bad_option; + if (!strcmp(argv[i], "-ref")) { + FILE *fp = fopen(argv[i + 1], "r"); + if (!fp) { + fprintf(stderr, "could not open '%s'\n", argv[i + 1]); + goto error; + } + res = fileTest(src, stride, W, H, fp, srcFormat, dstFormat); + fclose(fp); + goto end; + } else if (!strcmp(argv[i], "-src")) { + srcFormat = av_get_pix_fmt(argv[i + 1]); + if (srcFormat == AV_PIX_FMT_NONE) { + fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]); + return -1; + } + } else if (!strcmp(argv[i], "-dst")) { + dstFormat = av_get_pix_fmt(argv[i + 1]); + if (dstFormat == AV_PIX_FMT_NONE) { + fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]); + return -1; + } + } else { +bad_option: + fprintf(stderr, "bad option or argument missing (%s)\n", argv[i]); + goto error; + } + } + + selfTest(src, stride, W, H, srcFormat, dstFormat); +end: + res = 0; +error: + av_free(data); + + return res; +} -- cgit v1.2.3