int main()
{
int i, n, coded_len, out_len, a, amp;
memset(pad1, 0xff, 4); /* Memory overwrite test */
memset(pad2, 0xff, 4);
memset(pad3, 0xff, 4);
srandom(123213);
for(n = 0; n < NUM_TESTS; n++) {
amp = (random() &0x0f);
for(i = 0; i< 80; i++) {
a = (int)(amp * sin(M_PI * 2.0 * (float)i/16.0));
assert(abs(a) < 16);
src[i] = (a << 4) & 0xf0;
a = amp;
assert(abs(a) < 16);
src[i] |= (a & 0x0f);
}
memcpy(safe, src, 80);
coded_len = vdvi_encode(src, 160, coded, 160);
assert(!memcmp(src,safe,80));
check_padding();
out_len = vdvi_decode(coded, 160, dst, 160);
assert(!memcmp(src,safe,80));
assert(!memcmp(dst,safe,80)); /* dst matches sources */
assert(coded_len == out_len);
check_padding();
for(i = 0; i< 80; i++) {
assert(src[i] == dst[i]);
}
if (0 == (n % 1000)) {
printf(".");
fflush(stdout);
}
}
printf("\nTested %d frames\n", n);
return 1;
}
int /* Returns number of bytes in in_bytes used to generate dvi_samples */
vdvi_decode(bitstream_t *bs, unsigned char *dvi_buf, unsigned int dvi_samples)
{
u_char cw, cb;
unsigned int i, j, bytes_used;
/* This code is ripe for optimization ... */
assert(dvi_samples == VDVI_SAMPLES_PER_FRAME);
for(j = 0; j < dvi_samples; j++) {
#ifdef TEST_DVI
check_padding();
#endif
cb = 2;
cw = bs_get(bs, 2);
do {
for(i = 0; i < 16; i++) {
if (dmap_bits[i] != cb) continue;
if (dmap[i] == cw) goto dvi_out_pack;
}
cb++;
cw <<=1;
cw |= bs_get(bs, 1);
assert(cb <= 8);
#ifdef TEST_DVI
check_padding();
#endif
} while(1);
dvi_out_pack:
#ifdef TEST_DVI
check_padding();
#endif
if (j & 0x01) {
dvi_buf[j/2] |= i;
} else {
dvi_buf[j/2] = i << 4;
}
#ifdef TEST_DVI
check_padding();
#endif
}
bytes_used = bs_bytes_used(bs);
assert(bytes_used <= dvi_samples);
return bytes_used;
}
static void* set_padding(size_t size, size_t padding)
{
size_t halfPad = (padding + 1) / 2;
BYTE* psrc;
BYTE* src = calloc(1, size + 2 * halfPad);
if (!src)
return NULL;
memset(&src[0], 'A', halfPad);
memset(&src[halfPad + size], 'A', halfPad);
psrc = &src[halfPad];
if (!check_padding(psrc, size, padding, "init"))
{
free(src);
return NULL;
}
return psrc;
}
static BOOL TestPrimitiveYUV(BOOL use444)
{
BOOL rc = FALSE;
UINT32 x, y;
UINT32 awidth, aheight;
BYTE* yuv[3] = {0};
UINT32 yuv_step[3];
prim_size_t roi;
BYTE* rgb = NULL;
BYTE* rgb_dst = NULL;
size_t size;
primitives_t* prims = primitives_get();
size_t uvsize, uvwidth;
size_t padding = 10000;
size_t stride;
get_size(&roi.width, &roi.height);
/* Buffers need to be 16x16 aligned. */
awidth = roi.width + 16 - roi.width % 16;
aheight = roi.height + 16 - roi.height % 16;
stride = awidth * sizeof(UINT32);
size = awidth * aheight;
if (use444)
{
uvwidth = awidth;
uvsize = size;
if (!prims || !prims->RGBToYUV444_8u_P3AC4R || !prims->YUV444ToRGB_8u_P3AC4R)
return FALSE;
}
else
{
uvwidth = (awidth + 1) / 2;
uvsize = (aheight + 1) / 2 * uvwidth;
if (!prims || !prims->RGBToYUV420_8u_P3AC4R || !prims->YUV420ToRGB_8u_P3AC4R)
return FALSE;
}
fprintf(stderr, "Running AVC%s on frame size %"PRIu32"x%"PRIu32"\n", use444 ? "444" : "420",
roi.width, roi.height);
/* Test RGB to YUV444 conversion and vice versa */
if (!(rgb = set_padding(size * sizeof(UINT32), padding)))
goto fail;
if (!(rgb_dst = set_padding(size * sizeof(UINT32), padding)))
goto fail;
if (!(yuv[0] = set_padding(size, padding)))
goto fail;
if (!(yuv[1] = set_padding(uvsize, padding)))
goto fail;
if (!(yuv[2] = set_padding(uvsize, padding)))
goto fail;
for (y = 0; y < roi.height; y++)
{
BYTE* line = &rgb[y * stride];
for (x = 0; x < roi.width; x++)
{
line[x * 4 + 0] = 0x81;
line[x * 4 + 1] = 0x33;
line[x * 4 + 2] = 0xAB;
line[x * 4 + 3] = 0xFF;
}
}
yuv_step[0] = awidth;
yuv_step[1] = uvwidth;
yuv_step[2] = uvwidth;
if (use444)
{
if (prims->RGBToYUV444_8u_P3AC4R(rgb, PIXEL_FORMAT_BGRA32,
stride, yuv, yuv_step,
&roi) != PRIMITIVES_SUCCESS)
goto fail;
}
else if (prims->RGBToYUV420_8u_P3AC4R(rgb, PIXEL_FORMAT_BGRA32,
stride, yuv, yuv_step,
&roi) != PRIMITIVES_SUCCESS)
goto fail;
if (!check_padding(rgb, size * sizeof(UINT32), padding, "rgb"))
goto fail;
if ((!check_padding(yuv[0], size, padding, "Y")) ||
(!check_padding(yuv[1], uvsize, padding, "U")) ||
(!check_padding(yuv[2], uvsize, padding, "V")))
goto fail;
if (use444)
{
if (prims->YUV444ToRGB_8u_P3AC4R((const BYTE**)yuv, yuv_step, rgb_dst, stride,
PIXEL_FORMAT_BGRA32,
&roi) != PRIMITIVES_SUCCESS)
goto fail;
}
else if (prims->YUV420ToRGB_8u_P3AC4R((const BYTE**)yuv, yuv_step, rgb_dst,
stride, PIXEL_FORMAT_BGRA32, &roi) != PRIMITIVES_SUCCESS)
goto fail;
if (!check_padding(rgb_dst, size * sizeof(UINT32), padding, "rgb dst"))
goto fail;
if ((!check_padding(yuv[0], size, padding, "Y")) ||
(!check_padding(yuv[1], uvsize, padding, "U")) ||
(!check_padding(yuv[2], uvsize, padding, "V")))
goto fail;
for (y = 0; y < roi.height; y++)
{
BYTE* srgb = &rgb[y * stride];
BYTE* drgb = &rgb_dst[y * stride];
if (!similar(srgb, drgb, roi.width * sizeof(UINT32)))
goto fail;
}
rc = TRUE;
fail:
free_padding(rgb, padding);
free_padding(rgb_dst, padding);
free_padding(yuv[0], padding);
free_padding(yuv[1], padding);
free_padding(yuv[2], padding);
return rc;
}
/* Create 2 pseudo YUV420 frames of same size.
* Combine them and check, if the data is at the expected position. */
static BOOL TestPrimitiveYUVCombine(void)
{
UINT32 x, y, i;
UINT32 awidth, aheight;
BOOL rc = FALSE;
BYTE* luma[3] = { 0 };
BYTE* chroma[3] = { 0 };
BYTE* yuv[3] = { 0 };
BYTE* pmain[3] = { 0 };
BYTE* paux[3] = { 0 };
UINT32 lumaStride[3];
UINT32 chromaStride[3];
UINT32 yuvStride[3];
size_t padding = 10000;
prim_size_t roi;
primitives_t* prims = primitives_get();
get_size(&roi.width, &roi.height);
awidth = roi.width + 16 - roi.width % 16;
aheight = roi.height + 16 - roi.height % 16;
fprintf(stderr, "Running YUVCombine on frame size %"PRIu32"x%"PRIu32" [%"PRIu32"x%"PRIu32"]\n",
roi.width, roi.height, awidth, aheight);
if (!prims || !prims->YUV420CombineToYUV444)
goto fail;
for (x = 0; x < 3; x++)
{
size_t halfStride = ((x > 0) ? awidth / 2 : awidth);
size_t size = aheight * awidth;
size_t halfSize = ((x > 0) ? halfStride * aheight / 2 : awidth * aheight);
yuvStride[x] = awidth;
if (!(yuv[x] = set_padding(size, padding)))
goto fail;
lumaStride[x] = halfStride;
if (!(luma[x] = set_padding(halfSize, padding)))
goto fail;
if (!(pmain[x] = set_padding(halfSize, padding)))
goto fail;
chromaStride[x] = halfStride;
if (!(chroma[x] = set_padding(halfSize, padding)))
goto fail;
if (!(paux[x] = set_padding(halfSize, padding)))
goto fail;
memset(luma[x], 0xAB + 3 * x, halfSize);
memset(chroma[x], 0x80 + 2 * x, halfSize);
if (!check_padding(luma[x], halfSize, padding, "luma"))
goto fail;
if (!check_padding(chroma[x], halfSize, padding, "chroma"))
goto fail;
if (!check_padding(pmain[x], halfSize, padding, "main"))
goto fail;
if (!check_padding(paux[x], halfSize, padding, "aux"))
goto fail;
if (!check_padding(yuv[x], size, padding, "yuv"))
goto fail;
}
if (prims->YUV420CombineToYUV444((const BYTE**)luma, lumaStride,
(const BYTE**)chroma, chromaStride,
yuv, yuvStride, &roi) != PRIMITIVES_SUCCESS)
goto fail;
for (x = 0; x < 3; x++)
{
size_t halfStride = ((x > 0) ? awidth / 2 : awidth);
size_t size = aheight * awidth;
size_t halfSize = ((x > 0) ? halfStride * aheight / 2 : awidth * aheight);
if (!check_padding(luma[x], halfSize, padding, "luma"))
goto fail;
if (!check_padding(chroma[x], halfSize, padding, "chroma"))
goto fail;
if (!check_padding(yuv[x], size, padding, "yuv"))
goto fail;
}
if (prims->YUV444SplitToYUV420((const BYTE**)yuv, yuvStride, pmain, lumaStride,
paux, chromaStride, &roi) != PRIMITIVES_SUCCESS)
goto fail;
for (x = 0; x < 3; x++)
{
size_t halfStride = ((x > 0) ? awidth / 2 : awidth);
size_t size = aheight * awidth;
size_t halfSize = ((x > 0) ? halfStride * aheight / 2 : awidth * aheight);
if (!check_padding(pmain[x], halfSize, padding, "main"))
goto fail;
if (!check_padding(paux[x], halfSize, padding, "aux"))
goto fail;
if (!check_padding(yuv[x], size, padding, "yuv"))
goto fail;
}
for (i = 0; i < 3; i++)
{
for (y = 0; y < roi.height; y++)
{
UINT32 w = roi.width;
UINT32 lstride = lumaStride[i];
UINT32 cstride = chromaStride[i];
if (i > 0)
{
w = (roi.width + 3) / 4;
if (roi.height > (roi.height + 1) / 2)
continue;
}
if (!similar(luma[i] + y * lstride,
pmain[i] + y * lstride,
w))
goto fail;
/* Need to ignore lines of destination Y plane,
* if the lines are not a multiple of 16
* as the UV planes are packed in 8 line stripes. */
if (i == 0)
{
/* TODO: This check is not perfect, it does not
* include the last V lines packed to the Y
* frame. */
UINT32 rem = roi.height % 16;
if (y > roi.height - rem)
continue;
}
if (!similar(chroma[i] + y * cstride,
paux[i] + y * cstride,
w))
goto fail;
}
}
rc = TRUE;
fail:
for (x = 0; x < 3; x++)
{
free_padding(yuv[x], padding);
free_padding(luma[x], padding);
free_padding(chroma[x], padding);
free_padding(pmain[x], padding);
free_padding(paux[x], padding);
}
return rc;
}
