diff options
author | Diego Biurrun <diego@biurrun.de> | 2012-04-30 18:44:31 +0400 |
---|---|---|
committer | Diego Biurrun <diego@biurrun.de> | 2012-05-05 19:11:06 +0400 |
commit | f0ccd53a3b0bbe704a7bc94dbc8caac7be81e079 (patch) | |
tree | f5e10819407c9a0d04851460ffe952d335d8d515 /tests | |
parent | 814208a7a697274994ee3eeb0da225c0fda6d1c7 (diff) |
tests: Refactor rotozoom/videogen common code into a separate file.
Diffstat (limited to 'tests')
-rw-r--r-- | tests/Makefile | 3 | ||||
-rw-r--r-- | tests/rotozoom.c | 126 | ||||
-rw-r--r-- | tests/utils.c | 144 | ||||
-rw-r--r-- | tests/videogen.c | 129 |
4 files changed, 150 insertions, 252 deletions
diff --git a/tests/Makefile b/tests/Makefile index 19fbe11fd2..cbd3fd2434 100644 --- a/tests/Makefile +++ b/tests/Makefile @@ -7,6 +7,9 @@ $(AREF): avconv$(EXESUF) tests/data/asynth1.sw OBJDIRS += tests/data tests/vsynth1 tests/vsynth2 +# Required due to missing automatic dependency tracking for HOSTOBJS. +tests/rotozoom.o tests/videogen.o: tests/utils.c + tests/vsynth1/00.pgm: tests/videogen$(HOSTEXESUF) | tests/vsynth1 $(M)./$< 'tests/vsynth1/' diff --git a/tests/rotozoom.c b/tests/rotozoom.c index 9bba6e3489..48c06b017e 100644 --- a/tests/rotozoom.c +++ b/tests/rotozoom.c @@ -24,6 +24,8 @@ #include <stdio.h> #include <inttypes.h> +#include "utils.c" + #define FIXP (1 << 16) #define MY_PI 205887 // (M_PI * FIX) @@ -53,130 +55,6 @@ static int64_t int_sin(int64_t a) return a - int_pow(a, 3) / 6 + int_pow(a, 5) / 120 - int_pow(a, 7) / 5040; } -#define SCALEBITS 8 -#define ONE_HALF (1 << (SCALEBITS - 1)) -#define FIX(x) ((int) ((x) * (1L << SCALEBITS) + 0.5)) - -static void rgb24_to_yuv420p(unsigned char *lum, unsigned char *cb, - unsigned char *cr, unsigned char *src, - int width, int height) -{ - int wrap, wrap3, x, y; - int r, g, b, r1, g1, b1; - unsigned char *p; - - wrap = width; - wrap3 = width * 3; - p = src; - for (y = 0; y < height; y += 2) { - for (x = 0; x < width; x += 2) { - r = p[0]; - g = p[1]; - b = p[2]; - r1 = r; - g1 = g; - b1 = b; - lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - r = p[3]; - g = p[4]; - b = p[5]; - r1 += r; - g1 += g; - b1 += b; - lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - p += wrap3; - lum += wrap; - - r = p[0]; - g = p[1]; - b = p[2]; - r1 += r; - g1 += g; - b1 += b; - lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - r = p[3]; - g = p[4]; - b = p[5]; - r1 += r; - g1 += g; - b1 += b; - lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - - cb[0] = ((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + - FIX(0.50000) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128; - cr[0] = ((FIX(0.50000) * r1 - FIX(0.41869) * g1 - - FIX(0.08131) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128; - - cb++; - cr++; - p += -wrap3 + 2 * 3; - lum += -wrap + 2; - } - p += wrap3; - lum += wrap; - } -} - -/* cif format */ -#define DEFAULT_WIDTH 352 -#define DEFAULT_HEIGHT 288 -#define DEFAULT_NB_PICT 50 - -static void pgmyuv_save(const char *filename, int w, int h, - unsigned char *rgb_tab) -{ - FILE *f; - int i, h2, w2; - unsigned char *cb, *cr; - unsigned char *lum_tab, *cb_tab, *cr_tab; - - lum_tab = malloc(w * h); - cb_tab = malloc(w * h / 4); - cr_tab = malloc(w * h / 4); - - rgb24_to_yuv420p(lum_tab, cb_tab, cr_tab, rgb_tab, w, h); - - f = fopen(filename, "wb"); - fprintf(f, "P5\n%d %d\n%d\n", w, h * 3 / 2, 255); - fwrite(lum_tab, 1, w * h, f); - h2 = h / 2; - w2 = w / 2; - cb = cb_tab; - cr = cr_tab; - for (i = 0; i < h2; i++) { - fwrite(cb, 1, w2, f); - fwrite(cr, 1, w2, f); - cb += w2; - cr += w2; - } - fclose(f); - - free(lum_tab); - free(cb_tab); - free(cr_tab); -} - -static unsigned char *rgb_tab; -static int width, height, wrap; - -static void put_pixel(int x, int y, int r, int g, int b) -{ - unsigned char *p; - - if (x < 0 || x >= width || - y < 0 || y >= height) - return; - - p = rgb_tab + y * wrap + x * 3; - p[0] = r; - p[1] = g; - p[2] = b; -} - static unsigned char tab_r[256 * 256]; static unsigned char tab_g[256 * 256]; static unsigned char tab_b[256 * 256]; diff --git a/tests/utils.c b/tests/utils.c new file mode 100644 index 0000000000..2a85bd8e06 --- /dev/null +++ b/tests/utils.c @@ -0,0 +1,144 @@ +/* + * 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 <stdio.h> +#include <stdlib.h> + +#define SCALEBITS 8 +#define ONE_HALF (1 << (SCALEBITS - 1)) +#define FIX(x) ((int) ((x) * (1L << SCALEBITS) + 0.5)) + +static void rgb24_to_yuv420p(unsigned char *lum, unsigned char *cb, + unsigned char *cr, unsigned char *src, + int width, int height) +{ + int wrap, wrap3, x, y; + int r, g, b, r1, g1, b1; + unsigned char *p; + + wrap = width; + wrap3 = width * 3; + p = src; + for (y = 0; y < height; y += 2) { + for (x = 0; x < width; x += 2) { + r = p[0]; + g = p[1]; + b = p[2]; + r1 = r; + g1 = g; + b1 = b; + lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + + FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; + r = p[3]; + g = p[4]; + b = p[5]; + r1 += r; + g1 += g; + b1 += b; + lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + + FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; + p += wrap3; + lum += wrap; + + r = p[0]; + g = p[1]; + b = p[2]; + r1 += r; + g1 += g; + b1 += b; + lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + + FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; + r = p[3]; + g = p[4]; + b = p[5]; + r1 += r; + g1 += g; + b1 += b; + lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + + FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; + + cb[0] = ((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + + FIX(0.50000) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128; + cr[0] = ((FIX(0.50000) * r1 - FIX(0.41869) * g1 - + FIX(0.08131) * b1 + 4 * ONE_HALF - 1) >> (SCALEBITS + 2)) + 128; + + cb++; + cr++; + p += -wrap3 + 2 * 3; + lum += -wrap + 2; + } + p += wrap3; + lum += wrap; + } +} + +/* cif format */ +#define DEFAULT_WIDTH 352 +#define DEFAULT_HEIGHT 288 +#define DEFAULT_NB_PICT 50 + +static void pgmyuv_save(const char *filename, int w, int h, + unsigned char *rgb_tab) +{ + FILE *f; + int i, h2, w2; + unsigned char *cb, *cr; + unsigned char *lum_tab, *cb_tab, *cr_tab; + + lum_tab = malloc(w * h); + cb_tab = malloc(w * h / 4); + cr_tab = malloc(w * h / 4); + + rgb24_to_yuv420p(lum_tab, cb_tab, cr_tab, rgb_tab, w, h); + + f = fopen(filename, "wb"); + fprintf(f, "P5\n%d %d\n%d\n", w, h * 3 / 2, 255); + fwrite(lum_tab, 1, w * h, f); + h2 = h / 2; + w2 = w / 2; + cb = cb_tab; + cr = cr_tab; + for (i = 0; i < h2; i++) { + fwrite(cb, 1, w2, f); + fwrite(cr, 1, w2, f); + cb += w2; + cr += w2; + } + fclose(f); + + free(lum_tab); + free(cb_tab); + free(cr_tab); +} + +static unsigned char *rgb_tab; +static int width, height, wrap; + +static void put_pixel(int x, int y, int r, int g, int b) +{ + unsigned char *p; + + if (x < 0 || x >= width || + y < 0 || y >= height) + return; + + p = rgb_tab + y * wrap + x * 3; + p[0] = r; + p[1] = g; + p[2] = b; +} diff --git a/tests/videogen.c b/tests/videogen.c index 14996da7a4..8c3d53976e 100644 --- a/tests/videogen.c +++ b/tests/videogen.c @@ -25,134 +25,7 @@ #include <stdint.h> #include <stdio.h> -#define SCALEBITS 8 -#define ONE_HALF (1 << (SCALEBITS - 1)) -#define FIX(x) ((int) ((x) * (1L << SCALEBITS) + 0.5)) - -static void rgb24_to_yuv420p(uint8_t *lum, uint8_t *cb, uint8_t *cr, - uint8_t *src, int width, int height) -{ - int wrap, wrap3, x, y; - int r, g, b, r1, g1, b1; - uint8_t *p; - - wrap = width; - wrap3 = width * 3; - p = src; - for (y = 0; y < height; y += 2) { - for (x = 0; x < width; x += 2) { - r = p[0]; - g = p[1]; - b = p[2]; - r1 = r; - g1 = g; - b1 = b; - lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - r = p[3]; - g = p[4]; - b = p[5]; - r1 += r; - g1 += g; - b1 += b; - lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - p += wrap3; - lum += wrap; - - r = p[0]; - g = p[1]; - b = p[2]; - r1 += r; - g1 += g; - b1 += b; - lum[0] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - r = p[3]; - g = p[4]; - b = p[5]; - r1 += r; - g1 += g; - b1 += b; - lum[1] = (FIX(0.29900) * r + FIX(0.58700) * g + - FIX(0.11400) * b + ONE_HALF) >> SCALEBITS; - - cb[0] = 128 + ((- FIX(0.16874) * r1 - - FIX(0.33126) * g1 + - FIX(0.50000) * b1 + - 4 * ONE_HALF - 1) - >> (SCALEBITS + 2)); - cr[0] = 128 + ((FIX(0.50000) * r1 - - FIX(0.41869) * g1 - - FIX(0.08131) * b1 + - 4 * ONE_HALF - 1) - >> (SCALEBITS + 2)); - - cb++; - cr++; - p += -wrap3 + 2 * 3; - lum += -wrap + 2; - } - p += wrap3; - lum += wrap; - } -} - -/* cif format */ -#define DEFAULT_WIDTH 352 -#define DEFAULT_HEIGHT 288 -#define DEFAULT_NB_PICT 50 /* 2 seconds */ - -static void pgmyuv_save(const char *filename, int w, int h, - unsigned char *rgb_tab) -{ - FILE *f; - int i, h2, w2; - unsigned char *cb, *cr; - unsigned char *lum_tab, *cb_tab, *cr_tab; - - lum_tab = malloc(w * h); - cb_tab = malloc((w * h) / 4); - cr_tab = malloc((w * h) / 4); - - rgb24_to_yuv420p(lum_tab, cb_tab, cr_tab, rgb_tab, w, h); - - f = fopen(filename, "wb"); - fprintf(f, "P5\n%d %d\n%d\n", w, (h * 3) / 2, 255); - fwrite(lum_tab, 1, w * h, f); - h2 = h / 2; - w2 = w / 2; - cb = cb_tab; - cr = cr_tab; - for (i = 0; i < h2; i++) { - fwrite(cb, 1, w2, f); - fwrite(cr, 1, w2, f); - cb += w2; - cr += w2; - } - fclose(f); - - free(lum_tab); - free(cb_tab); - free(cr_tab); -} - -static unsigned char *rgb_tab; -static int width, height, wrap; - -static void put_pixel(int x, int y, int r, int g, int b) -{ - unsigned char *p; - - if (x < 0 || x >= width || - y < 0 || y >= height) - return; - - p = rgb_tab + y * wrap + x * 3; - p[0] = r; - p[1] = g; - p[2] = b; -} +#include "utils.c" static unsigned int myrnd(unsigned int *seed_ptr, int n) { |