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Revert MT to default snapshot function.
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556160aa06
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68f0b3749c
@ -172,6 +172,9 @@ static int write_reg(sensor_t *sensor, uint8_t reg_addr, uint16_t reg_data)
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static int set_pixformat(sensor_t *sensor, pixformat_t pixformat)
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{
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if (pixformat != PIXFORMAT_GRAYSCALE) {
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return -1;
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}
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return 0;
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}
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@ -387,123 +390,6 @@ static int set_lens_correction(sensor_t *sensor, int enable, int radi, int coef)
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return 0;
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}
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static int snapshot(sensor_t *sensor, image_t *image, streaming_cb_t cb)
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{
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if ((!sensor->pixformat) || (!sensor->framesize) || (MT9V034_mode == MT9V034_NOT_SET)) {
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return -1;
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}
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pixformat_t pixformat_bak = sensor->pixformat;
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sensor->pixformat = PIXFORMAT_GRAYSCALE;
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image_t new_image;
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DCMI_FSIN_HIGH();
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int ret = sensor_snapshot(sensor, &new_image, NULL);
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DCMI_FSIN_LOW();
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sensor->pixformat = pixformat_bak;
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if (ret != 0) {
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return -1;
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}
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if (MT9V034_mode == MT9V034_GS) {
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switch (sensor->pixformat) {
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case PIXFORMAT_BAYER: {
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new_image.bpp = IMAGE_BPP_BAYER;
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break;
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}
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case PIXFORMAT_GRAYSCALE: {
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new_image.bpp = IMAGE_BPP_GRAYSCALE;
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break;
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}
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case PIXFORMAT_RGB565: {
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new_image.bpp = IMAGE_BPP_RGB565;
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uint16_t *rgbbuf = fb_alloc(IMAGE_RGB565_LINE_LEN_BYTES(&new_image));
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for (int y = new_image.h - 1; y >= 0; y--) {
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imlib_bayer_to_rgb565(&new_image, new_image.w, 1, 0, y, rgbbuf);
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memcpy(IMAGE_COMPUTE_RGB565_PIXEL_ROW_PTR(&new_image, y),
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rgbbuf, IMAGE_RGB565_LINE_LEN_BYTES(&new_image));
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}
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fb_free();
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break;
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}
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default : {
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return -1;
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}
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}
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} else {
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switch (sensor->pixformat) {
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case PIXFORMAT_BAYER: {
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new_image.bpp = IMAGE_BPP_BAYER;
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break;
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}
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case PIXFORMAT_GRAYSCALE: {
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new_image.bpp = IMAGE_BPP_GRAYSCALE;
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if (MT9V034_mode == MT9V034_GS_CFA) {
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int ksize = 1, brows = ksize + 1;
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image_t buf;
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buf.w = new_image.w;
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buf.h = brows;
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buf.bpp = new_image.bpp;
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buf.data = fb_alloc(IMAGE_GRAYSCALE_LINE_LEN_BYTES(&new_image) * brows);
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uint16_t *rgbbuf = fb_alloc(IMAGE_RGB565_LINE_LEN_BYTES(&new_image));
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for (int y = 0, yy = new_image.h; y < yy; y++) {
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uint8_t *buf_row_ptr = IMAGE_COMPUTE_GRAYSCALE_PIXEL_ROW_PTR(&buf, (y % brows));
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imlib_bayer_to_rgb565(&new_image, new_image.w, 1, 0, y, rgbbuf);
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for (int x = 0, xx = new_image.w; x < xx; x++) {
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IMAGE_PUT_GRAYSCALE_PIXEL_FAST(buf_row_ptr, x, COLOR_RGB565_TO_Y(IMAGE_GET_RGB565_PIXEL_FAST(rgbbuf, x)));
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}
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if (y >= ksize) { // Transfer buffer lines...
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memcpy(IMAGE_COMPUTE_GRAYSCALE_PIXEL_ROW_PTR(&new_image, (y - ksize)),
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IMAGE_COMPUTE_GRAYSCALE_PIXEL_ROW_PTR(&buf, ((y - ksize) % brows)),
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IMAGE_GRAYSCALE_LINE_LEN_BYTES(&new_image));
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}
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}
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// Copy any remaining lines from the buffer image...
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for (int y = new_image.h - ksize, yy = new_image.h; y < yy; y++) {
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memcpy(IMAGE_COMPUTE_GRAYSCALE_PIXEL_ROW_PTR(&new_image, y),
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IMAGE_COMPUTE_GRAYSCALE_PIXEL_ROW_PTR(&buf, (y % brows)),
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IMAGE_GRAYSCALE_LINE_LEN_BYTES(&new_image));
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}
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fb_free();
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fb_free();
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}
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break;
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}
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case PIXFORMAT_RGB565: {
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new_image.bpp = IMAGE_BPP_RGB565;
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uint16_t *rgbbuf = fb_alloc(IMAGE_RGB565_LINE_LEN_BYTES(&new_image));
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for (int y = new_image.h - 1; y >= 0; y--) {
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imlib_bayer_to_rgb565(&new_image, new_image.w, 1, 0, y, rgbbuf);
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memcpy(IMAGE_COMPUTE_RGB565_PIXEL_ROW_PTR(&new_image, y),
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rgbbuf, IMAGE_RGB565_LINE_LEN_BYTES(&new_image));
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}
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fb_free();
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break;
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}
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default : {
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return -1;
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}
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}
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}
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if (image) {
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memcpy(image, &new_image, sizeof(image_t));
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}
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return 0;
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}
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int mt9v034_init(sensor_t *sensor)
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{
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sensor->gs_bpp = sizeof(uint8_t);
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@ -530,7 +416,6 @@ int mt9v034_init(sensor_t *sensor)
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sensor->set_vflip = set_vflip;
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sensor->set_special_effect = set_special_effect;
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sensor->set_lens_correction = set_lens_correction;
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sensor->snapshot = snapshot;
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SENSOR_HW_FLAGS_SET(sensor, SENSOR_HW_FLAGS_VSYNC, 0);
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SENSOR_HW_FLAGS_SET(sensor, SENSOR_HW_FLAGS_HSYNC, 0);
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@ -887,6 +887,12 @@ int sensor_snapshot(sensor_t *sensor, image_t *image, streaming_cb_t streaming_c
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// Enable DMA IRQ
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HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
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#if defined(DCMI_FSIN_PIN)
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if (sensor->chip_id == MT9V034_ID) {
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DCMI_FSIN_HIGH();
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}
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#endif
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if (sensor->pixformat == PIXFORMAT_JPEG) {
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// Start a regular transfer
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HAL_DCMI_Start_DMA(&DCMIHandle,
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@ -916,6 +922,12 @@ int sensor_snapshot(sensor_t *sensor, image_t *image, streaming_cb_t streaming_c
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}
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}
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#if defined(DCMI_FSIN_PIN)
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if (sensor->chip_id == MT9V034_ID) {
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DCMI_FSIN_LOW();
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}
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#endif
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// Abort DMA transfer.
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// Note: In JPEG mode the DMA will still be waiting for data since
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// the max frame size is set, so we need to abort the DMA transfer.
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