kopia lustrzana https://gitlab.com/sane-project/backends
Merge branch 'genesys-gl843-image-calibration' into 'master'
genesys: Use image pipeline for calibration on gl843 See merge request sane-project/backends!194merge-requests/167/merge
Povilas Kanapickas
commit
7df7acbafd
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@ -1995,7 +1995,6 @@ static void gl843_slow_back_home(Genesys_Device* dev, SANE_Bool wait_until_home)
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static void gl843_search_start_position(Genesys_Device* dev)
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{
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DBG_HELPER(dbg);
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int size;
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Genesys_Register_Set local_reg;
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int steps;
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@ -2034,10 +2033,6 @@ static void gl843_search_start_position(Genesys_Device* dev)
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// send to scanner
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dev->write_registers(local_reg);
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size = session.output_total_bytes_raw;
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std::vector<uint8_t> data(size);
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gl843_begin_scan(dev, sensor, &local_reg, SANE_TRUE);
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// waits for valid data
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@ -2046,13 +2041,12 @@ static void gl843_search_start_position(Genesys_Device* dev)
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} while (steps);
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// now we're on target, we can read data
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sanei_genesys_read_data_from_scanner(dev, data.data(), size);
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Image image = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
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gl843_stop_action_no_move(dev, &local_reg);
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if (DBG_LEVEL >= DBG_data) {
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sanei_genesys_write_pnm_file("gl843_search_position.pnm", data.data(), 8, 1, pixels,
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dev->model->search_lines);
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sanei_genesys_write_pnm_file("gl843_search_position.pnm", image);
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}
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gl843_end_scan(dev, &local_reg, SANE_TRUE);
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@ -2063,8 +2057,8 @@ static void gl843_search_start_position(Genesys_Device* dev)
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for (auto& sensor_update :
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sanei_genesys_find_sensors_all_for_write(dev, dev->model->default_method))
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{
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sanei_genesys_search_reference_point(dev, sensor_update, data.data(), 0, dpi, pixels,
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dev->model->search_lines);
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sanei_genesys_search_reference_point(dev, sensor_update, image.get_row_ptr(0), 0, dpi,
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pixels, dev->model->search_lines);
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}
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}
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@ -2411,18 +2405,15 @@ static SensorExposure gl843_led_calibration(Genesys_Device* dev, const Genesys_S
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{
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DBG_HELPER(dbg);
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int num_pixels;
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int total_size;
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int i, j;
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int val;
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int channels, depth;
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int depth;
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int avg[3], avga, avge;
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int turn;
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uint16_t expr, expg, expb;
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SANE_Bool acceptable = SANE_FALSE;
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/* offset calibration is always done in color mode */
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channels = 3;
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// offset calibration is always done in color mode
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unsigned channels = 3;
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depth = 16;
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// take a copy, as we're going to modify exposure
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@ -2456,10 +2447,6 @@ static SensorExposure gl843_led_calibration(Genesys_Device* dev, const Genesys_S
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dev->write_registers(regs);
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total_size = session.output_total_bytes_raw;
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std::vector<uint8_t> line(total_size);
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/*
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we try to get equal bright leds here:
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@ -2487,36 +2474,26 @@ static SensorExposure gl843_led_calibration(Genesys_Device* dev, const Genesys_S
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DBG(DBG_info, "%s: starting first line reading\n", __func__);
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gl843_begin_scan(dev, calib_sensor, ®s, SANE_TRUE);
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sanei_genesys_read_data_from_scanner(dev, line.data(), total_size);
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auto image = read_unshuffled_image_from_scanner(dev, session,
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session.output_total_bytes_raw);
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gl843_stop_action_no_move(dev, ®s);
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if (DBG_LEVEL >= DBG_data)
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{
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char fn[30];
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snprintf(fn, 30, "gl843_led_%02d.pnm", turn);
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sanei_genesys_write_pnm_file(fn, line.data(), depth, channels, num_pixels, 1);
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sanei_genesys_write_pnm_file(fn, image);
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}
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acceptable = SANE_TRUE;
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for (j = 0; j < channels; j++)
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{
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avg[j] = 0;
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for (i = 0; i < num_pixels; i++)
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{
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if (dev->model->is_cis)
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val =
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line[i * 2 + j * 2 * num_pixels + 1] * 256 +
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line[i * 2 + j * 2 * num_pixels];
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else
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val =
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line[i * 2 * channels + 2 * j + 1] * 256 +
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line[i * 2 * channels + 2 * j];
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avg[j] += val;
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}
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avg[j] /= num_pixels;
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}
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for (unsigned ch = 0; ch < channels; ch++) {
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avg[ch] = 0;
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for (std::size_t x = 0; x < image.get_width(); x++) {
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avg[ch] += image.get_raw_channel(x, 0, ch);
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}
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avg[ch] /= image.get_width();
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}
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DBG(DBG_info, "%s: average: %d,%d,%d\n", __func__, avg[0], avg[1], avg[2]);
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@ -2577,36 +2554,31 @@ static SensorExposure gl843_led_calibration(Genesys_Device* dev, const Genesys_S
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/**
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* average dark pixels of a 8 bits scan of a given channel
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*/
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static int
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dark_average_channel (uint8_t * data, unsigned int pixels, unsigned int lines,
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unsigned int channels, unsigned int black, int channel)
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static int dark_average_channel(const Image& image, unsigned black, unsigned channel)
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{
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unsigned int i, j, k, count;
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unsigned int avg[3];
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uint8_t val;
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auto channels = get_pixel_channels(image.get_format());
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/* computes average values on black margin */
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for (k = 0; k < channels; k++)
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{
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avg[k] = 0;
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count = 0;
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// FIXME: start with the second line because the black pixels often have noise on the first
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// line; the cause is probably incorrectly cleaned up previous scan
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for (i = 1; i < lines; i++)
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{
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for (j = 0; j < black; j++)
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{
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val = data[i * channels * pixels + j*channels + k];
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avg[k] += val;
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count++;
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}
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}
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if (count)
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avg[k] /= count;
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DBG(DBG_info, "%s: avg[%d] = %d\n", __func__, k, avg[k]);
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unsigned avg[3];
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// computes average values on black margin
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for (unsigned ch = 0; ch < channels; ch++) {
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avg[ch] = 0;
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unsigned count = 0;
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// FIXME: start with the second line because the black pixels often have noise on the first
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// line; the cause is probably incorrectly cleaned up previous scan
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for (std::size_t y = 1; y < image.get_height(); y++) {
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for (unsigned j = 0; j < black; j++) {
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avg[ch] += image.get_raw_channel(j, y, ch);
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count++;
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}
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}
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if (count > 0) {
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avg[ch] /= count;
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}
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DBG(DBG_info, "%s: avg[%d] = %d\n", __func__, ch, avg[ch]);
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}
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DBG(DBG_info, "%s: average = %d\n", __func__, avg[channel]);
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return avg[channel];
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DBG(DBG_info, "%s: average = %d\n", __func__, avg[channel]);
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return avg[channel];
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}
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/** @brief calibrate AFE offset
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@ -2623,7 +2595,7 @@ static void gl843_offset_calibration(Genesys_Device* dev, const Genesys_Sensor&
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return;
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unsigned int channels, bpp;
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int pass, total_size, i, resolution, lines;
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int pass, resolution, lines;
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int topavg[3], bottomavg[3], avg[3];
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int top[3], bottom[3], black_pixels, pixels, factor, dpihw;
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@ -2694,26 +2666,22 @@ static void gl843_offset_calibration(Genesys_Device* dev, const Genesys_Sensor&
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sanei_genesys_set_motor_power(regs, false);
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// allocate memory for scans
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total_size = session.output_total_bytes_raw;
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std::vector<uint8_t> first_line(total_size);
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std::vector<uint8_t> second_line(total_size);
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/* init gain and offset */
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for (i = 0; i < 3; i++)
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// init gain and offset
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for (unsigned ch = 0; ch < 3; ch++)
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{
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bottom[i] = 10;
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dev->frontend.set_offset(i, bottom[i]);
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dev->frontend.set_gain(i, 0);
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bottom[ch] = 10;
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dev->frontend.set_offset(ch, bottom[ch]);
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dev->frontend.set_gain(ch, 0);
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}
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gl843_set_fe(dev, calib_sensor, AFE_SET);
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// scan with obttom AFE settings
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// scan with bottom AFE settings
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dev->write_registers(regs);
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DBG(DBG_info, "%s: starting first line reading\n", __func__);
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DBG(DBG_info, "%s: starting first line reading\n", __func__);
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gl843_begin_scan(dev, calib_sensor, ®s, SANE_TRUE);
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sanei_genesys_read_data_from_scanner(dev, first_line.data(), total_size);
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auto first_line = read_unshuffled_image_from_scanner(dev, session,
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session.output_total_bytes_raw);
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gl843_stop_action_no_move(dev, ®s);
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if (DBG_LEVEL >= DBG_data)
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@ -2721,34 +2689,33 @@ static void gl843_offset_calibration(Genesys_Device* dev, const Genesys_Sensor&
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char fn[40];
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snprintf(fn, 40, "gl843_bottom_offset_%03d_%03d_%03d.pnm",
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bottom[0], bottom[1], bottom[2]);
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sanei_genesys_write_pnm_file(fn, first_line.data(), bpp, channels, pixels, lines);
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sanei_genesys_write_pnm_file(fn, first_line);
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}
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for (i = 0; i < 3; i++)
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{
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bottomavg[i] = dark_average_channel(first_line.data(), pixels, lines, channels, black_pixels, i);
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DBG(DBG_io2, "%s: bottom avg %d=%d\n", __func__, i, bottomavg[i]);
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for (unsigned ch = 0; ch < 3; ch++) {
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bottomavg[ch] = dark_average_channel(first_line, black_pixels, ch);
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DBG(DBG_io2, "%s: bottom avg %d=%d\n", __func__, ch, bottomavg[ch]);
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}
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/* now top value */
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for (i = 0; i < 3; i++)
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{
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top[i] = 255;
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dev->frontend.set_offset(i, top[i]);
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// now top value
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for (unsigned ch = 0; ch < 3; ch++) {
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top[ch] = 255;
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dev->frontend.set_offset(ch, top[ch]);
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}
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gl843_set_fe(dev, calib_sensor, AFE_SET);
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// scan with top AFE values
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dev->write_registers(regs);
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DBG(DBG_info, "%s: starting second line reading\n", __func__);
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DBG(DBG_info, "%s: starting second line reading\n", __func__);
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gl843_begin_scan(dev, calib_sensor, ®s, SANE_TRUE);
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sanei_genesys_read_data_from_scanner(dev, second_line.data(), total_size);
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auto second_line = read_unshuffled_image_from_scanner(dev, session,
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session.output_total_bytes_raw);
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gl843_stop_action_no_move(dev, ®s);
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for (i = 0; i < 3; i++)
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{
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topavg[i] = dark_average_channel(second_line.data(), pixels, lines, channels, black_pixels, i);
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DBG(DBG_io2, "%s: top avg %d=%d\n", __func__, i, topavg[i]);
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for (unsigned ch = 0; ch < 3; ch++){
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topavg[ch] = dark_average_channel(second_line, black_pixels, ch);
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DBG(DBG_io2, "%s: top avg %d=%d\n", __func__, ch, topavg[ch]);
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}
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pass = 0;
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@ -2764,21 +2731,20 @@ static void gl843_offset_calibration(Genesys_Device* dev, const Genesys_Sensor&
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{
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pass++;
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/* settings for new scan */
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for (i = 0; i < 3; i++)
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{
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if (top[i] - bottom[i] > 1)
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{
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dev->frontend.set_offset(i, (top[i] + bottom[i]) / 2);
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}
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}
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// settings for new scan
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for (unsigned ch = 0; ch < 3; ch++) {
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if (top[ch] - bottom[ch] > 1) {
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dev->frontend.set_offset(ch, (top[ch] + bottom[ch]) / 2);
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}
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}
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gl843_set_fe(dev, calib_sensor, AFE_SET);
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// scan with no move
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dev->write_registers(regs);
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DBG(DBG_info, "%s: starting second line reading\n", __func__);
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gl843_begin_scan(dev, calib_sensor, ®s, SANE_TRUE);
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sanei_genesys_read_data_from_scanner(dev, second_line.data(), total_size);
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second_line = read_unshuffled_image_from_scanner(dev, session,
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session.output_total_bytes_raw);
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gl843_stop_action_no_move(dev, ®s);
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if (DBG_LEVEL >= DBG_data)
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@ -2790,31 +2756,28 @@ static void gl843_offset_calibration(Genesys_Device* dev, const Genesys_Sensor&
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dev->frontend.get_offset(1),
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dev->frontend.get_offset(2));
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debug_image_info += title;
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std::copy(second_line.begin(), second_line.end(), std::back_inserter(debug_image));
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std::copy(second_line.get_row_ptr(0),
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second_line.get_row_ptr(0) + second_line.get_row_bytes() * second_line.get_height(),
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std::back_inserter(debug_image));
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debug_image_lines += lines;
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}
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for (i = 0; i < 3; i++)
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{
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avg[i] = dark_average_channel(second_line.data(), pixels, lines, channels, black_pixels, i);
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DBG(DBG_info, "%s: avg[%d]=%d offset=%d\n", __func__, i, avg[i],
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dev->frontend.get_offset(i));
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}
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for (unsigned ch = 0; ch < 3; ch++) {
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avg[ch] = dark_average_channel(second_line, black_pixels, ch);
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DBG(DBG_info, "%s: avg[%d]=%d offset=%d\n", __func__, ch, avg[ch],
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dev->frontend.get_offset(ch));
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}
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/* compute new boundaries */
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for (i = 0; i < 3; i++)
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{
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if (topavg[i] >= avg[i])
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{
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topavg[i] = avg[i];
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top[i] = dev->frontend.get_offset(i);
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}
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else
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{
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bottomavg[i] = avg[i];
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bottom[i] = dev->frontend.get_offset(i);
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}
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}
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// compute new boundaries
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for (unsigned ch = 0; ch < 3; ch++) {
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if (topavg[ch] >= avg[ch]) {
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topavg[ch] = avg[ch];
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top[ch] = dev->frontend.get_offset(ch);
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} else {
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bottomavg[ch] = avg[ch];
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bottom[ch] = dev->frontend.get_offset(ch);
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}
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}
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}
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if (DBG_LEVEL >= DBG_data)
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@ -2845,11 +2808,9 @@ static void gl843_coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sen
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Genesys_Register_Set& regs, int dpi)
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{
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DBG_HELPER_ARGS(dbg, "dpi = %d", dpi);
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int pixels, factor, dpihw;
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int total_size;
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int i, j, channels;
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int factor, dpihw;
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float coeff;
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int val, lines;
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int lines;
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int resolution;
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int bpp;
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@ -2859,8 +2820,8 @@ static void gl843_coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sen
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dpihw = sensor.get_logical_hwdpi(dpi);
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factor=sensor.optical_res/dpihw;
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/* coarse gain calibration is always done in color mode */
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channels = 3;
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// coarse gain calibration is always done in color mode
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unsigned channels = 3;
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/* follow CKSEL */
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if (dev->model->ccd_type == CCD_KVSS080)
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@ -2911,7 +2872,7 @@ static void gl843_coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sen
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session.params.color_filter = dev->settings.color_filter;
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session.params.flags = flags;
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gl843_compute_session(dev, session, calib_sensor);
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pixels = session.output_pixels;
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std::size_t pixels = session.output_pixels;
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try {
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gl843_init_scan_regs(dev, calib_sensor, ®s, session);
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@ -2924,47 +2885,24 @@ static void gl843_coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sen
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dev->write_registers(regs);
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total_size = session.output_total_bytes_raw;
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std::vector<uint8_t> line(total_size);
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gl843_set_fe(dev, calib_sensor, AFE_SET);
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gl843_begin_scan(dev, calib_sensor, ®s, SANE_TRUE);
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sanei_genesys_read_data_from_scanner(dev, line.data(), total_size);
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auto line = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
|
||||
gl843_stop_action_no_move(dev, ®s);
|
||||
|
||||
if (DBG_LEVEL >= DBG_data)
|
||||
sanei_genesys_write_pnm_file("gl843_gain.pnm", line.data(), bpp, channels, pixels, lines);
|
||||
if (DBG_LEVEL >= DBG_data) {
|
||||
sanei_genesys_write_pnm_file("gl843_gain.pnm", line);
|
||||
}
|
||||
|
||||
/* average value on each channel */
|
||||
for (j = 0; j < channels; j++)
|
||||
{
|
||||
std::vector<uint16_t> values;
|
||||
// FIXME: start from the second line because the first line often has artifacts. Probably
|
||||
// caused by unclean cleanup of previous scans
|
||||
for (i = pixels/4 + pixels; i < (pixels*3/4) + pixels; i++)
|
||||
{
|
||||
if(bpp==16)
|
||||
{
|
||||
if (dev->model->is_cis)
|
||||
val =
|
||||
line[i * 2 + j * 2 * pixels + 1] * 256 +
|
||||
line[i * 2 + j * 2 * pixels];
|
||||
else
|
||||
val =
|
||||
line[i * 2 * channels + 2 * j + 1] * 256 +
|
||||
line[i * 2 * channels + 2 * j];
|
||||
}
|
||||
else
|
||||
{
|
||||
if (dev->model->is_cis)
|
||||
val = line[i + j * pixels];
|
||||
else
|
||||
val = line[i * channels + j];
|
||||
}
|
||||
// average value on each channel
|
||||
for (unsigned ch = 0; ch < channels; ch++) {
|
||||
|
||||
values.push_back(val);
|
||||
}
|
||||
std::vector<uint16_t> values;
|
||||
// FIXME: start from the second line because the first line often has artifacts. Probably
|
||||
// caused by unclean cleanup of previous scan
|
||||
for (std::size_t x = pixels / 4; x < (pixels * 3 / 4); x++) {
|
||||
values.push_back(line.get_raw_channel(x, 1, ch));
|
||||
}
|
||||
|
||||
// pick target value at 95th percentile of all values. There may be a lot of black values
|
||||
// in transparency scans for example
|
||||
|
|
@ -2976,9 +2914,9 @@ static void gl843_coarse_gain_calibration(Genesys_Device* dev, const Genesys_Sen
|
|||
float target_value = calib_sensor.gain_white_ref * coeff;
|
||||
|
||||
int code = compute_frontend_gain(curr_output, target_value, dev->frontend.layout.type);
|
||||
dev->frontend.set_gain(j, code);
|
||||
dev->frontend.set_gain(ch, code);
|
||||
|
||||
DBG(DBG_proc, "%s: channel %d, max=%d, target=%d, setting:%d\n", __func__, j, curr_output,
|
||||
DBG(DBG_proc, "%s: channel %d, max=%d, target=%d, setting:%d\n", __func__, ch, curr_output,
|
||||
(int) target_value, code);
|
||||
}
|
||||
|
||||
|
|
@ -3233,7 +3171,6 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
DBG_HELPER_ARGS(dbg, "%s %s", black ? "black" : "white", forward ? "forward" : "reverse");
|
||||
unsigned int pixels, lines, channels;
|
||||
Genesys_Register_Set local_reg;
|
||||
size_t size;
|
||||
int steps, depth, dpi;
|
||||
unsigned int pass, count, found, x, y;
|
||||
GenesysRegister *r;
|
||||
|
|
@ -3276,9 +3213,6 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
|
||||
gl843_init_scan_regs(dev, calib_sensor, &local_reg, session);
|
||||
|
||||
size = session.output_total_bytes_raw;
|
||||
std::vector<uint8_t> data(size);
|
||||
|
||||
/* set up for reverse or forward */
|
||||
r = sanei_genesys_get_address(&local_reg, REG02);
|
||||
if (forward) {
|
||||
|
|
@ -3297,7 +3231,8 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
} while (steps);
|
||||
|
||||
// now we're on target, we can read data
|
||||
sanei_genesys_read_data_from_scanner(dev, data.data(), size);
|
||||
auto data = read_unshuffled_image_from_scanner(dev, session,
|
||||
session.output_total_bytes_raw);
|
||||
|
||||
gl843_stop_action(dev);
|
||||
|
||||
|
|
@ -3307,7 +3242,7 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
char fn[40];
|
||||
snprintf(fn, 40, "gl843_search_strip_%s_%s%02d.pnm",
|
||||
black ? "black" : "white", forward ? "fwd" : "bwd", (int)pass);
|
||||
sanei_genesys_write_pnm_file(fn, data.data(), depth, channels, pixels, lines);
|
||||
sanei_genesys_write_pnm_file(fn, data);
|
||||
}
|
||||
|
||||
/* loop until strip is found or maximum pass number done */
|
||||
|
|
@ -3325,7 +3260,7 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
} while (steps);
|
||||
|
||||
// now we're on target, we can read data
|
||||
sanei_genesys_read_data_from_scanner(dev, data.data(), size);
|
||||
data = read_unshuffled_image_from_scanner(dev, session, session.output_total_bytes_raw);
|
||||
|
||||
gl843_stop_action(dev);
|
||||
|
||||
|
|
@ -3334,7 +3269,7 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
char fn[40];
|
||||
snprintf(fn, 40, "gl843_search_strip_%s_%s%02d.pnm",
|
||||
black ? "black" : "white", forward ? "fwd" : "bwd", (int)pass);
|
||||
sanei_genesys_write_pnm_file(fn, data.data(), depth, channels, pixels, lines);
|
||||
sanei_genesys_write_pnm_file(fn, data);
|
||||
}
|
||||
|
||||
/* search data to find black strip */
|
||||
|
|
@ -3350,13 +3285,11 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
for (x = 0; x < pixels; x++)
|
||||
{
|
||||
/* when searching for black, detect white pixels */
|
||||
if (black && data[y * pixels + x] > 90)
|
||||
{
|
||||
if (black && data.get_raw_channel(x, y, 0) > 90) {
|
||||
count++;
|
||||
}
|
||||
/* when searching for white, detect black pixels */
|
||||
if (!black && data[y * pixels + x] < 60)
|
||||
{
|
||||
if (!black && data.get_raw_channel(x, y, 0) < 60) {
|
||||
count++;
|
||||
}
|
||||
}
|
||||
|
|
@ -3386,14 +3319,12 @@ static void gl843_search_strip(Genesys_Device* dev, const Genesys_Sensor& sensor
|
|||
/* count of white/black pixels depending on the color searched */
|
||||
for (x = 0; x < pixels; x++)
|
||||
{
|
||||
/* when searching for black, detect white pixels */
|
||||
if (black && data[y * pixels + x] > 90)
|
||||
{
|
||||
// when searching for black, detect white pixels
|
||||
if (black && data.get_raw_channel(x, y, 0) > 90) {
|
||||
count++;
|
||||
}
|
||||
/* when searching for white, detect black pixels */
|
||||
if (!black && data[y * pixels + x] < 60)
|
||||
{
|
||||
// when searching for white, detect black pixels
|
||||
if (!black && data.get_raw_channel(x, y, 0) < 60) {
|
||||
count++;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -83,11 +83,25 @@ RawPixel Image::get_raw_pixel(std::size_t x, std::size_t y) const
|
|||
return get_raw_pixel_from_row(get_row_ptr(y), x, format_);
|
||||
}
|
||||
|
||||
std::uint16_t Image::get_raw_channel(std::size_t x, std::size_t y, unsigned channel) const
|
||||
{
|
||||
return get_raw_channel_from_row(get_row_ptr(y), x, channel, format_);
|
||||
}
|
||||
|
||||
void Image::set_raw_pixel(std::size_t x, std::size_t y, const RawPixel& pixel)
|
||||
{
|
||||
set_raw_pixel_to_row(get_row_ptr(y), x, pixel, format_);
|
||||
}
|
||||
|
||||
void Image::resize(std::size_t width, std::size_t height, PixelFormat format)
|
||||
{
|
||||
width_ = width;
|
||||
height_ = height;
|
||||
format_ = format;
|
||||
row_bytes_ = get_pixel_row_bytes(format_, width_);
|
||||
data_.resize(get_row_bytes() * height);
|
||||
}
|
||||
|
||||
template<PixelFormat SrcFormat, PixelFormat DstFormat>
|
||||
void convert_pixel_row_impl2(const std::uint8_t* in_data, std::uint8_t* out_data,
|
||||
std::size_t count)
|
||||
|
|
|
|||
|
|
@ -65,8 +65,10 @@ public:
|
|||
void set_pixel(std::size_t x, std::size_t y, const Pixel& pixel);
|
||||
|
||||
RawPixel get_raw_pixel(std::size_t x, std::size_t y) const;
|
||||
std::uint16_t get_raw_channel(std::size_t x, std::size_t y, unsigned channel) const;
|
||||
void set_raw_pixel(std::size_t x, std::size_t y, const RawPixel& pixel);
|
||||
|
||||
void resize(std::size_t width, std::size_t height, PixelFormat format);
|
||||
private:
|
||||
std::size_t width_ = 0;
|
||||
std::size_t height_ = 0;
|
||||
|
|
|
|||
|
|
@ -762,3 +762,16 @@ std::vector<std::uint8_t> ImagePipelineStack::get_all_data()
|
|||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
Image ImagePipelineStack::get_image()
|
||||
{
|
||||
auto height = get_output_height();
|
||||
|
||||
Image ret;
|
||||
ret.resize(get_output_width(), height, get_output_format());
|
||||
|
||||
for (std::size_t i = 0; i < height; ++i) {
|
||||
get_next_row_data(ret.get_row_ptr(i));
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -539,6 +539,8 @@ public:
|
|||
|
||||
std::vector<std::uint8_t> get_all_data();
|
||||
|
||||
Image get_image();
|
||||
|
||||
private:
|
||||
void ensure_node_exists() const;
|
||||
|
||||
|
|
|
|||
|
|
@ -98,8 +98,8 @@ void sanei_genesys_write_file(const char* filename, uint8_t* data, size_t length
|
|||
|
||||
// Write data to a pnm file (e.g. calibration). For debugging only
|
||||
// data is RGB or grey, with little endian byte order
|
||||
void sanei_genesys_write_pnm_file(const char* filename, uint8_t* data, int depth, int channels,
|
||||
int pixels_per_line, int lines)
|
||||
void sanei_genesys_write_pnm_file(const char* filename, const std::uint8_t* data, int depth,
|
||||
int channels, int pixels_per_line, int lines)
|
||||
{
|
||||
DBG_HELPER_ARGS(dbg, "depth=%d, channels=%d, ppl=%d, lines=%d", depth, channels,
|
||||
pixels_per_line, lines);
|
||||
|
|
@ -180,6 +180,33 @@ void sanei_genesys_write_pnm_file16(const char* filename, const uint16_t* data,
|
|||
std::fclose(out);
|
||||
}
|
||||
|
||||
bool is_supported_write_pnm_file_image_format(PixelFormat format)
|
||||
{
|
||||
switch (format) {
|
||||
case PixelFormat::I1:
|
||||
case PixelFormat::RGB111:
|
||||
case PixelFormat::I8:
|
||||
case PixelFormat::RGB888:
|
||||
case PixelFormat::I16:
|
||||
case PixelFormat::RGB161616:
|
||||
return true;
|
||||
default:
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
void sanei_genesys_write_pnm_file(const char* filename, const Image& image)
|
||||
{
|
||||
if (!is_supported_write_pnm_file_image_format(image.get_format())) {
|
||||
throw SaneException("Unsupported format %d", static_cast<unsigned>(image.get_format()));
|
||||
}
|
||||
|
||||
sanei_genesys_write_pnm_file(filename, image.get_row_ptr(0),
|
||||
get_pixel_format_depth(image.get_format()),
|
||||
get_pixel_channels(image.get_format()),
|
||||
image.get_width(), image.get_height());
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------ */
|
||||
/* Read and write RAM, registers and AFE */
|
||||
/* ------------------------------------------------------------------------ */
|
||||
|
|
@ -795,6 +822,55 @@ void sanei_genesys_read_data_from_scanner(Genesys_Device* dev, uint8_t* data, si
|
|||
dev->cmd_set->bulk_read_data(dev, 0x45, data, size);
|
||||
}
|
||||
|
||||
Image read_unshuffled_image_from_scanner(Genesys_Device* dev, const ScanSession& session,
|
||||
std::size_t total_bytes)
|
||||
{
|
||||
DBG_HELPER(dbg);
|
||||
|
||||
auto format = create_pixel_format(session.params.depth,
|
||||
dev->model->is_cis ? 1 : session.params.channels,
|
||||
dev->model->line_mode_color_order);
|
||||
|
||||
auto width = get_pixels_from_row_bytes(format, session.output_line_bytes_raw);
|
||||
auto height = session.output_line_count * (dev->model->is_cis ? session.params.channels : 1);
|
||||
|
||||
Image image(width, height, format);
|
||||
|
||||
auto max_bytes = image.get_row_bytes() * height;
|
||||
if (total_bytes > max_bytes) {
|
||||
throw SaneException("Trying to read too much data %zu (max %zu)", total_bytes, max_bytes);
|
||||
}
|
||||
if (total_bytes != max_bytes) {
|
||||
DBG(DBG_info, "WARNING %s: trying to read not enough data (%zu, full fill %zu\n", __func__,
|
||||
total_bytes, max_bytes);
|
||||
}
|
||||
|
||||
sanei_genesys_read_data_from_scanner(dev, image.get_row_ptr(0), total_bytes);
|
||||
|
||||
ImagePipelineStack pipeline;
|
||||
pipeline.push_first_node<ImagePipelineNodeImageSource>(image);
|
||||
|
||||
#ifdef WORDS_BIGENDIAN
|
||||
if (depth == 16) {
|
||||
dev->pipeline.push_node<ImagePipelineNodeSwap16BitEndian>();
|
||||
}
|
||||
#endif
|
||||
|
||||
if (dev->model->is_cis && session.params.channels == 3) {
|
||||
dev->pipeline.push_node<ImagePipelineNodeMergeMonoLines>(dev->model->line_mode_color_order);
|
||||
}
|
||||
|
||||
if (dev->pipeline.get_output_format() == PixelFormat::BGR888) {
|
||||
dev->pipeline.push_node<ImagePipelineNodeFormatConvert>(PixelFormat::RGB888);
|
||||
}
|
||||
|
||||
if (dev->pipeline.get_output_format() == PixelFormat::BGR161616) {
|
||||
dev->pipeline.push_node<ImagePipelineNodeFormatConvert>(PixelFormat::RGB161616);
|
||||
}
|
||||
|
||||
return pipeline.get_image();
|
||||
}
|
||||
|
||||
void sanei_genesys_read_feed_steps(Genesys_Device* dev, unsigned int* steps)
|
||||
{
|
||||
DBG_HELPER(dbg);
|
||||
|
|
|
|||
|
|
@ -528,9 +528,11 @@ extern void sanei_genesys_search_reference_point(Genesys_Device* dev, Genesys_Se
|
|||
|
||||
extern void sanei_genesys_write_file(const char* filename, uint8_t* data, size_t length);
|
||||
|
||||
extern void sanei_genesys_write_pnm_file(const char* filename, uint8_t* data, int depth,
|
||||
extern void sanei_genesys_write_pnm_file(const char* filename, const std::uint8_t* data, int depth,
|
||||
int channels, int pixels_per_line, int lines);
|
||||
|
||||
void sanei_genesys_write_pnm_file(const char* filename, const Image& image);
|
||||
|
||||
extern void sanei_genesys_write_pnm_file16(const char* filename, const uint16_t *data, unsigned channels,
|
||||
unsigned pixels_per_line, unsigned lines);
|
||||
|
||||
|
|
@ -538,6 +540,9 @@ extern void sanei_genesys_test_buffer_empty(Genesys_Device* dev, SANE_Bool* empt
|
|||
|
||||
extern void sanei_genesys_read_data_from_scanner(Genesys_Device* dev, uint8_t* data, size_t size);
|
||||
|
||||
Image read_unshuffled_image_from_scanner(Genesys_Device* dev, const ScanSession& session,
|
||||
std::size_t total_bytes);
|
||||
|
||||
inline void sanei_genesys_set_exposure(Genesys_Register_Set& regs, const SensorExposure& exposure)
|
||||
{
|
||||
regs.set8(0x10, (exposure.red >> 8) & 0xff);
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue