Example #1
0
void display_image(int row, int col, const void *image)
{
  const u16 *p = image;
  u32 width  = *p++;
  u32 height = *p++;
  u32 pos;

  u16 palette[128];

  for (pos = 0; pos < width * height; ) {
    u16 word = *p++;
    u8 index = word >> 8;

    if ((index & 0x80)) {
      palette[index & 0x7f] = rgb24to16((word << 16) | *p++);
    } else {
      u8 rl = word;
      u16 color = palette[index];

      do {
        set_pixel(row + pos / width, col + pos % width, color);
        pos++;
      } while (rl-- > 0);
    }
  }
}
Example #2
0
int main(int argc, char **argv)
{
	int i, funcNum;
	uint8_t *srcBuffer= (uint8_t*)av_malloc(SIZE);
	uint8_t *dstBuffer= (uint8_t*)av_malloc(SIZE);
	int failedNum=0;
	int passedNum=0;
	
	av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n");
	args_parse(argc, argv);
	av_log(NULL, AV_LOG_INFO, "CPU capabilities forced to %x\n", cpu_caps);
	sws_rgb2rgb_init(cpu_caps);
	
	for(funcNum=0; funcNum<100; funcNum++){
		int width;
		int failed=0;
		int srcBpp=0;
		int dstBpp=0;

		av_log(NULL, AV_LOG_INFO,".");
		memset(srcBuffer, srcByte, SIZE);

		for(width=32; width<64; 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;
					char *name=NULL;
					
					if(failed) break; //don't fill the screen with shit ...

					switch(funcNum){
					case 0:
						srcBpp=2;
						dstBpp=2;
						name="rgb15to16";
						rgb15to16(src, dst, width*srcBpp);
						break;
					case 1:
						srcBpp=2;
						dstBpp=3;
						name="rgb15to24";
						rgb15to24(src, dst, width*srcBpp);
						break;
					case 2:
						srcBpp=2;
						dstBpp=4;
						name="rgb15to32";
						rgb15to32(src, dst, width*srcBpp);
						break;
					case 3:
						srcBpp=2;
						dstBpp=3;
						name="rgb16to24";
						rgb16to24(src, dst, width*srcBpp);
						break;
					case 4:
						srcBpp=2;
						dstBpp=4;
						name="rgb16to32";
						rgb16to32(src, dst, width*srcBpp);
						break;
					case 5:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to15";
						rgb24to15(src, dst, width*srcBpp);
						break;
					case 6:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to16";
						rgb24to16(src, dst, width*srcBpp);
						break;
					case 7:
						srcBpp=3;
						dstBpp=4;
						name="rgb24to32";
						rgb24to32(src, dst, width*srcBpp);
						break;
					case 8:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to15";
                        //((*s++) << TGA_SHIFT32) | TGA_ALPHA32;
						rgb32to15(src, dst, width*srcBpp);
						break;
					case 9:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to16";
						rgb32to16(src, dst, width*srcBpp);
						break;
					case 10:
						srcBpp=4;
						dstBpp=3;
						name="rgb32to24";
						rgb32to24(src, dst, width*srcBpp);
						break;
					case 11:
						srcBpp=2;
						dstBpp=2;
						name="rgb16to15";
						rgb16to15(src, dst, width*srcBpp);
						break;
					
					case 14:
						srcBpp=2;
						dstBpp=2;
						name="rgb15tobgr15";
						rgb15tobgr15(src, dst, width*srcBpp);
						break;
					case 15:
						srcBpp=2;
						dstBpp=2;
						name="rgb15tobgr16";
						rgb15tobgr16(src, dst, width*srcBpp);
						break;
					case 16:
						srcBpp=2;
						dstBpp=3;
						name="rgb15tobgr24";
						rgb15tobgr24(src, dst, width*srcBpp);
						break;
					case 17:
						srcBpp=2;
						dstBpp=4;
						name="rgb15tobgr32";
						rgb15tobgr32(src, dst, width*srcBpp);
						break;
					case 18:
						srcBpp=2;
						dstBpp=2;
						name="rgb16tobgr15";
						rgb16tobgr15(src, dst, width*srcBpp);
						break;
					case 19:
						srcBpp=2;
						dstBpp=2;
						name="rgb16tobgr16";
						rgb16tobgr16(src, dst, width*srcBpp);
						break;
					case 20:
						srcBpp=2;
						dstBpp=3;
						name="rgb16tobgr24";
						rgb16tobgr24(src, dst, width*srcBpp);
						break;
					case 21:
						srcBpp=2;
						dstBpp=4;
						name="rgb16tobgr32";
						rgb16tobgr32(src, dst, width*srcBpp);
						break;
					case 22:
						srcBpp=3;
						dstBpp=2;
						name="rgb24tobgr15";
						rgb24tobgr15(src, dst, width*srcBpp);
						break;
					case 23:
						srcBpp=3;
						dstBpp=2;
						name="rgb24tobgr16";
						rgb24tobgr16(src, dst, width*srcBpp);
						break;
					case 24:
						srcBpp=3;
						dstBpp=3;
						name="rgb24tobgr24";
						rgb24tobgr24(src, dst, width*srcBpp);
						break;
					case 25:
						srcBpp=3;
						dstBpp=4;
						name="rgb24tobgr32";
						rgb24tobgr32(src, dst, width*srcBpp);
						break;
					case 26:
						srcBpp=4;
						dstBpp=2;
						name="rgb32tobgr15";
						rgb32tobgr15(src, dst, width*srcBpp);
						break;
					case 27:
						srcBpp=4;
						dstBpp=2;
						name="rgb32tobgr16";
						rgb32tobgr16(src, dst, width*srcBpp);
						break;
					case 28:
						srcBpp=4;
						dstBpp=3;
						name="rgb32tobgr24";
						rgb32tobgr24(src, dst, width*srcBpp);
						break;
					case 29:
						srcBpp=4;
						dstBpp=4;
						name="rgb32tobgr32";
						rgb32tobgr32(src, dst, width*srcBpp);
						break;

					}
					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, "%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
	return failedNum;
}
Example #3
0
JPEG_NODE *jpeg_decode(PFBDEV pfbdev, JPEG_NODE *p, const char *img_file)
{
    struct jpeg_decompress_struct cinfo;
    struct jpeg_error_mgr jerr;
    FILE *infile;
    u8_t *buffer;
    unsigned int y;
    register JSAMPARRAY lineBuf;

    // open jpeg file
    if ((infile = fopen(img_file, "rb")) == NULL)
    {
        perror("img open");
        return NULL;
    }

    // init jpeg decompress object error handler
    cinfo.err = jpeg_std_error(&jerr);
    jpeg_create_decompress(&cinfo);

    // bind jpeg decompress object to infile
    jpeg_stdio_src(&cinfo, infile);

    // read jpeg header
    jpeg_read_header(&cinfo, TRUE);

    /*
     * decompress process.
     * note: after jpeg_start_decompress() is called.
     * the dimension infomation will be known
     * so allocate memory buffer for scanline immediately
     */
    jpeg_start_decompress(&cinfo);
    printf("%d, %d\n", cinfo.output_width, cinfo.output_height);
    if ((cinfo.output_width > pfbdev->fb_var.xres) || (cinfo.output_height > pfbdev->fb_var.yres)) 
    {
        printf("Too large JPEG file, cannot display\n");
        return NULL;
    }
    lineBuf = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, (cinfo.output_width * cinfo.output_components), 1);
    buffer = (u8_t *)malloc(3 * cinfo.output_width * cinfo.output_height);
    if (buffer == NULL) 
    {
        perror("buffer");
        return NULL;
    }

    if (cinfo.output_components == 3) 
    {
        for (y = 0; y < cinfo.output_height; y++) 
        {
            jpeg_read_scanlines(&cinfo, lineBuf, 1);
            memcpy((buffer + y * cinfo.output_width * 3), lineBuf[0], 3 * cinfo.output_width);
        }
    }

    // finish decompress, destroy decompress object
    jpeg_finish_decompress(&cinfo);
    jpeg_destroy_decompress(&cinfo);

    // the flow is only for TEST
    
    //u16_t *buf_16 = malloc(pfbdev->fb_var.xres * pfbdev->fb_var.yres * pfbdev->fb_var.bits_per_pixel / 8); 
    u16_t *buf_16 = malloc(cinfo.output_width * cinfo.output_height * pfbdev->fb_var.bits_per_pixel / 8); 
    rgb24to16(buffer, buf_16, cinfo.output_width, cinfo.output_height);
    free(buffer);

    p->pjpeg = buf_16;
    p->jpeg_width = cinfo.output_width;
    p->jpeg_height = cinfo.output_height;

    // End of the TEST

    fclose(infile);
    return p;
}
Example #4
0
main(int argc, char **argv)
{
	int i, funcNum;
	uint8_t *srcBuffer= (uint8_t*)memalign(128, SIZE);
	uint8_t *dstBuffer= (uint8_t*)memalign(128, SIZE);
	int failedNum=0;
	int passedNum=0;
	
	printf("memory corruption test ...\n");
	
	if(argc==2){
		GetCpuCaps(&gCpuCaps);
		printf("testing mmx\n");
	}
	
	sws_rgb2rgb_init(get_sws_cpuflags());
	
	for(funcNum=0; funcNum<100; funcNum++){
		int width;
		int failed=0;
		int srcBpp=0;
		int dstBpp=0;

		printf("."); fflush(stdout);
		memset(srcBuffer, srcByte, SIZE);

		for(width=32; width<64; width++){
			int dstOffset;
			for(dstOffset=128; dstOffset<196; dstOffset++){
				int srcOffset;
				memset(dstBuffer, dstByte, SIZE);

				for(srcOffset=128; srcOffset<196; srcOffset++){
					uint8_t *src= srcBuffer+srcOffset;
					uint8_t *dst= dstBuffer+dstOffset;
					char *name=NULL;
					
					if(failed) break; //don't fill the screen with shit ...

					switch(funcNum){
					case 0:
						srcBpp=2;
						dstBpp=2;
						name="rgb15to16";
						rgb15to16(src, dst, width*srcBpp);
						break;
					case 1:
						srcBpp=2;
						dstBpp=3;
						name="rgb15to24";
						rgb15to24(src, dst, width*srcBpp);
						break;
					case 2:
						srcBpp=2;
						dstBpp=4;
						name="rgb15to32";
						rgb15to32(src, dst, width*srcBpp);
						break;
					case 3:
						srcBpp=2;
						dstBpp=3;
						name="rgb16to24";
						rgb16to24(src, dst, width*srcBpp);
						break;
					case 4:
						srcBpp=2;
						dstBpp=4;
						name="rgb16to32";
						rgb16to32(src, dst, width*srcBpp);
						break;
					case 5:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to15";
						rgb24to15(src, dst, width*srcBpp);
						break;
					case 6:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to16";
						rgb24to16(src, dst, width*srcBpp);
						break;
					case 7:
						srcBpp=3;
						dstBpp=4;
						name="rgb24to32";
						rgb24to32(src, dst, width*srcBpp);
						break;
					case 8:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to15";
						rgb32to15(src, dst, width*srcBpp);
						break;
					case 9:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to16";
						rgb32to16(src, dst, width*srcBpp);
						break;
					case 10:
						srcBpp=4;
						dstBpp=3;
						name="rgb32to24";
						rgb32to24(src, dst, width*srcBpp);
						break;
					case 11:
						srcBpp=2;
						dstBpp=2;
						name="rgb16to15";
						rgb16to15(src, dst, width*srcBpp);
						break;
					
					case 14:
						srcBpp=2;
						dstBpp=2;
						name="rgb15tobgr15";
						rgb15tobgr15(src, dst, width*srcBpp);
						break;
					case 15:
						srcBpp=2;
						dstBpp=2;
						name="rgb15tobgr16";
						rgb15tobgr16(src, dst, width*srcBpp);
						break;
					case 16:
						srcBpp=2;
						dstBpp=3;
						name="rgb15tobgr24";
						rgb15tobgr24(src, dst, width*srcBpp);
						break;
					case 17:
						srcBpp=2;
						dstBpp=4;
						name="rgb15tobgr32";
						rgb15tobgr32(src, dst, width*srcBpp);
						break;
					case 18:
						srcBpp=2;
						dstBpp=2;
						name="rgb16tobgr15";
						rgb16tobgr15(src, dst, width*srcBpp);
						break;
					case 19:
						srcBpp=2;
						dstBpp=2;
						name="rgb16tobgr16";
						rgb16tobgr16(src, dst, width*srcBpp);
						break;
					case 20:
						srcBpp=2;
						dstBpp=3;
						name="rgb16tobgr24";
						rgb16tobgr24(src, dst, width*srcBpp);
						break;
					case 21:
						srcBpp=2;
						dstBpp=4;
						name="rgb16tobgr32";
						rgb16tobgr32(src, dst, width*srcBpp);
						break;
					case 22:
						srcBpp=3;
						dstBpp=2;
						name="rgb24tobgr15";
						rgb24tobgr15(src, dst, width*srcBpp);
						break;
					case 23:
						srcBpp=3;
						dstBpp=2;
						name="rgb24tobgr16";
						rgb24tobgr16(src, dst, width*srcBpp);
						break;
					case 24:
						srcBpp=3;
						dstBpp=3;
						name="rgb24tobgr24";
						rgb24tobgr24(src, dst, width*srcBpp);
						break;
					case 25:
						srcBpp=3;
						dstBpp=4;
						name="rgb24tobgr32";
						rgb24tobgr32(src, dst, width*srcBpp);
						break;
					case 26:
						srcBpp=4;
						dstBpp=2;
						name="rgb32tobgr15";
						rgb32tobgr15(src, dst, width*srcBpp);
						break;
					case 27:
						srcBpp=4;
						dstBpp=2;
						name="rgb32tobgr16";
						rgb32tobgr16(src, dst, width*srcBpp);
						break;
					case 28:
						srcBpp=4;
						dstBpp=3;
						name="rgb32tobgr24";
						rgb32tobgr24(src, dst, width*srcBpp);
						break;
					case 29:
						srcBpp=4;
						dstBpp=4;
						name="rgb32tobgr32";
						rgb32tobgr32(src, dst, width*srcBpp);
						break;

					}
					if(!srcBpp) break;

					for(i=0; i<SIZE; i++){
						if(srcBuffer[i]!=srcByte){
							printf("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){
							printf("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){
							printf("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++;
	}
	
	printf("%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
	return failedNum;
}