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@@ -63,139 +63,137 @@ Error ImageLoaderBMP::convert_to_image(Ref<Image> p_image,
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ERR_FAIL_V(ERR_UNAVAILABLE);
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}
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- if (err == OK) {
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- // Image data (might be indexed)
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- PoolVector<uint8_t> data;
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- int data_len = 0;
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+ // Image data (might be indexed)
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+ PoolVector<uint8_t> data;
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+ int data_len = 0;
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- if (bits_per_pixel <= 8) { // indexed
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- data_len = width * height;
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- } else { // color
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- data_len = width * height * 4;
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- }
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- ERR_FAIL_COND_V(data_len == 0, ERR_BUG);
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- err = data.resize(data_len);
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-
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- PoolVector<uint8_t>::Write data_w = data.write();
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- uint8_t *write_buffer = data_w.ptr();
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-
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- const uint32_t width_bytes = width * bits_per_pixel / 8;
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- const uint32_t line_width = (width_bytes + 3) & ~3;
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-
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- // The actual data traversal is determined by
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- // the data width in case of 8/4/1 bit images
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- const uint32_t w = bits_per_pixel >= 24 ? width : width_bytes;
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- const uint8_t *line = p_buffer + (line_width * (height - 1));
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-
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- for (unsigned int i = 0; i < height; i++) {
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- const uint8_t *line_ptr = line;
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-
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- for (unsigned int j = 0; j < w; j++) {
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- switch (bits_per_pixel) {
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- case 1: {
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- uint8_t color_index = *line_ptr;
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-
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- write_buffer[index + 0] = (color_index >> 7) & 1;
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- write_buffer[index + 1] = (color_index >> 6) & 1;
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- write_buffer[index + 2] = (color_index >> 5) & 1;
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- write_buffer[index + 3] = (color_index >> 4) & 1;
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- write_buffer[index + 4] = (color_index >> 3) & 1;
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- write_buffer[index + 5] = (color_index >> 2) & 1;
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- write_buffer[index + 6] = (color_index >> 1) & 1;
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- write_buffer[index + 7] = (color_index >> 0) & 1;
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-
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- index += 8;
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- line_ptr += 1;
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- } break;
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- case 4: {
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- uint8_t color_index = *line_ptr;
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-
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- write_buffer[index + 0] = (color_index >> 4) & 0x0f;
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- write_buffer[index + 1] = color_index & 0x0f;
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-
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- index += 2;
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- line_ptr += 1;
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- } break;
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- case 8: {
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- uint8_t color_index = *line_ptr;
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-
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- write_buffer[index] = color_index;
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-
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- index += 1;
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- line_ptr += 1;
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- } break;
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- case 24: {
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- uint32_t color = *((uint32_t *)line_ptr);
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-
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- write_buffer[index + 2] = color & 0xff;
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- write_buffer[index + 1] = (color >> 8) & 0xff;
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- write_buffer[index + 0] = (color >> 16) & 0xff;
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- write_buffer[index + 3] = 0xff;
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-
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- index += 4;
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- line_ptr += 3;
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- } break;
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- case 32: {
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- uint32_t color = *((uint32_t *)line_ptr);
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-
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- write_buffer[index + 2] = color & 0xff;
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- write_buffer[index + 1] = (color >> 8) & 0xff;
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- write_buffer[index + 0] = (color >> 16) & 0xff;
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- write_buffer[index + 3] = color >> 24;
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-
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- index += 4;
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- line_ptr += 4;
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- } break;
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- }
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+ if (bits_per_pixel <= 8) { // indexed
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+ data_len = width * height;
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+ } else { // color
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+ data_len = width * height * 4;
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+ }
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+ ERR_FAIL_COND_V(data_len == 0, ERR_BUG);
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+ err = data.resize(data_len);
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+
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+ PoolVector<uint8_t>::Write data_w = data.write();
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+ uint8_t *write_buffer = data_w.ptr();
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+
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+ const uint32_t width_bytes = width * bits_per_pixel / 8;
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+ const uint32_t line_width = (width_bytes + 3) & ~3;
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+
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+ // The actual data traversal is determined by
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+ // the data width in case of 8/4/1 bit images
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+ const uint32_t w = bits_per_pixel >= 24 ? width : width_bytes;
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+ const uint8_t *line = p_buffer + (line_width * (height - 1));
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+
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+ for (uint64_t i = 0; i < height; i++) {
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+ const uint8_t *line_ptr = line;
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+
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+ for (unsigned int j = 0; j < w; j++) {
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+ switch (bits_per_pixel) {
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+ case 1: {
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+ uint8_t color_index = *line_ptr;
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+
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+ write_buffer[index + 0] = (color_index >> 7) & 1;
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+ write_buffer[index + 1] = (color_index >> 6) & 1;
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+ write_buffer[index + 2] = (color_index >> 5) & 1;
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+ write_buffer[index + 3] = (color_index >> 4) & 1;
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+ write_buffer[index + 4] = (color_index >> 3) & 1;
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+ write_buffer[index + 5] = (color_index >> 2) & 1;
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+ write_buffer[index + 6] = (color_index >> 1) & 1;
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+ write_buffer[index + 7] = (color_index >> 0) & 1;
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+
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+ index += 8;
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+ line_ptr += 1;
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+ } break;
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+ case 4: {
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+ uint8_t color_index = *line_ptr;
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+
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+ write_buffer[index + 0] = (color_index >> 4) & 0x0f;
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+ write_buffer[index + 1] = color_index & 0x0f;
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+
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+ index += 2;
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+ line_ptr += 1;
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+ } break;
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+ case 8: {
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+ uint8_t color_index = *line_ptr;
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+
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+ write_buffer[index] = color_index;
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+
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+ index += 1;
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+ line_ptr += 1;
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+ } break;
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+ case 24: {
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+ uint32_t color = *((uint32_t *)line_ptr);
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+
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+ write_buffer[index + 2] = color & 0xff;
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+ write_buffer[index + 1] = (color >> 8) & 0xff;
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+ write_buffer[index + 0] = (color >> 16) & 0xff;
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+ write_buffer[index + 3] = 0xff;
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+
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+ index += 4;
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+ line_ptr += 3;
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+ } break;
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+ case 32: {
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+ uint32_t color = *((uint32_t *)line_ptr);
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+
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+ write_buffer[index + 2] = color & 0xff;
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+ write_buffer[index + 1] = (color >> 8) & 0xff;
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+ write_buffer[index + 0] = (color >> 16) & 0xff;
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+ write_buffer[index + 3] = color >> 24;
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+
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+ index += 4;
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+ line_ptr += 4;
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+ } break;
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}
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- line -= line_width;
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}
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+ line -= line_width;
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+ }
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- if (p_color_buffer == NULL || color_table_size == 0) { // regular pixels
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+ if (p_color_buffer == NULL || color_table_size == 0) { // regular pixels
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- p_image->create(width, height, 0, Image::FORMAT_RGBA8, data);
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+ p_image->create(width, height, 0, Image::FORMAT_RGBA8, data);
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- } else { // data is in indexed format, extend it
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+ } else { // data is in indexed format, extend it
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- // Palette data
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- PoolVector<uint8_t> palette_data;
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- palette_data.resize(color_table_size * 4);
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+ // Palette data
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+ PoolVector<uint8_t> palette_data;
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+ palette_data.resize(color_table_size * 4);
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- PoolVector<uint8_t>::Write palette_data_w = palette_data.write();
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- uint8_t *pal = palette_data_w.ptr();
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+ PoolVector<uint8_t>::Write palette_data_w = palette_data.write();
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+ uint8_t *pal = palette_data_w.ptr();
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- const uint8_t *cb = p_color_buffer;
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+ const uint8_t *cb = p_color_buffer;
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- for (unsigned int i = 0; i < color_table_size; ++i) {
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- uint32_t color = *((uint32_t *)cb);
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+ for (unsigned int i = 0; i < color_table_size; ++i) {
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+ uint32_t color = *((uint32_t *)cb);
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- pal[i * 4 + 0] = (color >> 16) & 0xff;
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- pal[i * 4 + 1] = (color >> 8) & 0xff;
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- pal[i * 4 + 2] = (color)&0xff;
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- pal[i * 4 + 3] = 0xff;
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+ pal[i * 4 + 0] = (color >> 16) & 0xff;
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+ pal[i * 4 + 1] = (color >> 8) & 0xff;
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+ pal[i * 4 + 2] = (color)&0xff;
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+ pal[i * 4 + 3] = 0xff;
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- cb += 4;
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- }
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- // Extend palette to image
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- PoolVector<uint8_t> extended_data;
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- extended_data.resize(data.size() * 4);
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+ cb += 4;
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+ }
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+ // Extend palette to image
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+ PoolVector<uint8_t> extended_data;
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+ extended_data.resize(data.size() * 4);
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- PoolVector<uint8_t>::Write ex_w = extended_data.write();
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- uint8_t *dest = ex_w.ptr();
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+ PoolVector<uint8_t>::Write ex_w = extended_data.write();
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+ uint8_t *dest = ex_w.ptr();
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- const int num_pixels = width * height;
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+ const int num_pixels = width * height;
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- for (int i = 0; i < num_pixels; i++) {
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- dest[0] = pal[write_buffer[i] * 4 + 0];
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- dest[1] = pal[write_buffer[i] * 4 + 1];
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- dest[2] = pal[write_buffer[i] * 4 + 2];
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- dest[3] = pal[write_buffer[i] * 4 + 3];
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+ for (int i = 0; i < num_pixels; i++) {
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+ dest[0] = pal[write_buffer[i] * 4 + 0];
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+ dest[1] = pal[write_buffer[i] * 4 + 1];
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+ dest[2] = pal[write_buffer[i] * 4 + 2];
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+ dest[3] = pal[write_buffer[i] * 4 + 3];
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- dest += 4;
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- }
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- p_image->create(width, height, 0, Image::FORMAT_RGBA8, extended_data);
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+ dest += 4;
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}
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+ p_image->create(width, height, 0, Image::FORMAT_RGBA8, extended_data);
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}
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}
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return err;
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