mirror of
https://github.com/espressif/esp-idf.git
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94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "sdkconfig.h"
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#include "unity.h"
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#if CONFIG_IDF_TARGET_ESP32
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#include "esp32/rom/tjpgd.h"
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#include "test_tjpgd_logo.h"
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typedef struct {
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const unsigned char *inData;
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int inPos;
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unsigned char *outData;
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int outW;
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int outH;
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} JpegDev;
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static UINT infunc(JDEC *decoder, BYTE *buf, UINT len)
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{
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JpegDev *jd = (JpegDev *)decoder->device;
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printf("Reading %d bytes from pos %d\n", len, jd->inPos);
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if (buf != NULL) {
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memcpy(buf, jd->inData + jd->inPos, len);
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}
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jd->inPos += len;
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return len;
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}
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static UINT outfunc(JDEC *decoder, void *bitmap, JRECT *rect)
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{
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unsigned char *in = (unsigned char *)bitmap;
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unsigned char *out;
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int y;
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printf("Rect %d,%d - %d,%d\n", rect->top, rect->left, rect->bottom, rect->right);
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JpegDev *jd = (JpegDev *)decoder->device;
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for (y = rect->top; y <= rect->bottom; y++) {
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out = jd->outData + ((jd->outW * y) + rect->left) * 3;
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memcpy(out, in, ((rect->right - rect->left) + 1) * 3);
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in += ((rect->right - rect->left) + 1) * 3;
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}
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return 1;
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}
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#define TESTW 48
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#define TESTH 48
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#define WORKSZ 3100
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TEST_CASE("Test JPEG decompression library", "[rom][tjpgd]")
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{
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char aapix[] = " .:;+=xX$$";
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unsigned char *decoded, *p;
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char *work;
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int r;
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int x, y, v;
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JDEC decoder;
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JpegDev jd;
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decoded = malloc(48 * 48 * 3);
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for (x = 0; x < 48 * 48 * 3; x += 2) {
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decoded[x] = 0;
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decoded[x + 1] = 0xff;
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}
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work = malloc(WORKSZ);
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memset(work, 0, WORKSZ);
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jd.inData = logo_jpg;
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jd.inPos = 0;
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jd.outData = decoded;
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jd.outW = TESTW;
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jd.outH = TESTH;
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r = jd_prepare(&decoder, infunc, work, WORKSZ, (void *)&jd);
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TEST_ASSERT_EQUAL(r, JDR_OK);
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r = jd_decomp(&decoder, outfunc, 0);
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TEST_ASSERT_EQUAL(r, JDR_OK);
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p = decoded + 2;
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for (y = 0; y < TESTH; y++) {
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for (x = 0; x < TESTH; x++) {
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v = ((*p) * (sizeof(aapix) - 2) * 2) / 256;
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printf("%c%c", aapix[v / 2], aapix[(v + 1) / 2]);
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p += 3;
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}
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printf("%c%c", ' ', '\n');
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}
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free(work);
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free(decoded);
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}
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#endif // #if CONFIG_IDF_TARGET_ESP32
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