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authorEthan Yonker <dees_troy@teamw.in>2014-11-06 17:24:39 +0100
committerEthan Yonker <dees_troy@teamw.in>2014-11-06 17:24:42 +0100
commita27d02fab9d6feb793cdcd6146f2655658f36f2b (patch)
tree24987aa019bbd86d1c721f02f7ee4a8d4aa6e8aa
parentFix up libaosprecovery (diff)
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Diffstat (limited to '')
-rw-r--r--minuitwrp/Android.mk2
-rw-r--r--minuitwrp/graphics.c34
-rw-r--r--minuitwrp/minui.h11
-rw-r--r--minuitwrp/resourcesnew.c353
4 files changed, 396 insertions, 4 deletions
diff --git a/minuitwrp/Android.mk b/minuitwrp/Android.mk
index bc4e054b3..9723d9dc9 100644
--- a/minuitwrp/Android.mk
+++ b/minuitwrp/Android.mk
@@ -2,7 +2,7 @@ LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
-LOCAL_SRC_FILES := events.c resources.c graphics_overlay.c graphics_utils.c
+LOCAL_SRC_FILES := events.c resourcesnew.c graphics_overlay.c graphics_utils.c
ifneq ($(TW_BOARD_CUSTOM_GRAPHICS),)
LOCAL_SRC_FILES += $(TW_BOARD_CUSTOM_GRAPHICS)
diff --git a/minuitwrp/graphics.c b/minuitwrp/graphics.c
index 9926904ef..0cdd7726c 100644
--- a/minuitwrp/graphics.c
+++ b/minuitwrp/graphics.c
@@ -77,6 +77,13 @@ static int gr_is_curr_clr_opaque = 0;
static int gr_fb_fd = -1;
static int gr_vt_fd = -1;
+static unsigned char gr_current_r = 255;
+static unsigned char gr_current_g = 255;
+static unsigned char gr_current_b = 255;
+static unsigned char gr_current_a = 255;
+
+static GRSurface* gr_draw = NULL;
+
struct fb_var_screeninfo vi;
static struct fb_fix_screeninfo fi;
@@ -575,7 +582,8 @@ void gr_fill(int x, int y, int w, int h)
}
void gr_blit(gr_surface source, int sx, int sy, int w, int h, int dx, int dy) {
- if (gr_context == NULL) {
+ // This is the old code, not sure if we still need it or not
+ /*if (gr_context == NULL) {
return;
}
@@ -594,7 +602,29 @@ void gr_blit(gr_surface source, int sx, int sy, int w, int h, int dx, int dy) {
gl->recti(gl, dx, dy, dx + w, dy + h);
if(surface->format == GGL_PIXEL_FORMAT_RGBX_8888)
- gl->enable(gl, GGL_BLEND);
+ gl->enable(gl, GGL_BLEND);*/
+ if (source == NULL) return;
+
+ // This code doesn't compile yet, but may very well be needed later
+ /*if (gr_draw->pixel_bytes != source->pixel_bytes) {
+ printf("gr_blit: source has wrong format\n");
+ return;
+ }
+
+ dx += overscan_offset_x;
+ dy += overscan_offset_y;
+
+ if (outside(dx, dy) || outside(dx+w-1, dy+h-1)) return;*/
+
+ unsigned char* src_p = source->data + sy*source->row_bytes + sx*source->pixel_bytes;
+ unsigned char* dst_p = gr_draw->data + dy*gr_draw->row_bytes + dx*gr_draw->pixel_bytes;
+
+ int i;
+ for (i = 0; i < h; ++i) {
+ memcpy(dst_p, src_p, w * source->pixel_bytes);
+ src_p += source->row_bytes;
+ dst_p += gr_draw->row_bytes;
+ }
}
unsigned int gr_get_width(gr_surface surface) {
diff --git a/minuitwrp/minui.h b/minuitwrp/minui.h
index cb9f8a385..699b08ca6 100644
--- a/minuitwrp/minui.h
+++ b/minuitwrp/minui.h
@@ -17,7 +17,16 @@
#ifndef _MINUI_H_
#define _MINUI_H_
-typedef void* gr_surface;
+typedef struct {
+ int width;
+ int height;
+ int row_bytes;
+ int pixel_bytes;
+ unsigned char* data;
+} GRSurface;
+
+typedef GRSurface* gr_surface;
+
typedef unsigned short gr_pixel;
#define FONT_TYPE_TWRP 0
diff --git a/minuitwrp/resourcesnew.c b/minuitwrp/resourcesnew.c
new file mode 100644
index 000000000..a13c0fdb5
--- /dev/null
+++ b/minuitwrp/resourcesnew.c
@@ -0,0 +1,353 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <fcntl.h>
+#include <stdio.h>
+
+#include <sys/ioctl.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+
+#include <linux/fb.h>
+#include <linux/kd.h>
+
+#include <pixelflinger/pixelflinger.h>
+
+#include <png.h>
+#include "jpeglib.h"
+
+#include "minui.h"
+
+// libpng gives "undefined reference to 'pow'" errors, and I have no
+// idea how to convince the build system to link with -lm. We don't
+// need this functionality (it's used for gamma adjustment) so provide
+// a dummy implementation to satisfy the linker.
+double pow(double x, double y) {
+ return x;
+}
+
+#define SURFACE_DATA_ALIGNMENT 8
+
+static gr_surface malloc_surface(size_t data_size) {
+ unsigned char* temp = malloc(sizeof(GRSurface) + data_size + SURFACE_DATA_ALIGNMENT);
+ if (temp == NULL) return NULL;
+ gr_surface surface = (gr_surface) temp;
+ surface->data = temp + sizeof(GRSurface) +
+ (SURFACE_DATA_ALIGNMENT - (sizeof(GRSurface) % SURFACE_DATA_ALIGNMENT));
+ return surface;
+}
+
+static int open_png(const char* name, png_structp* png_ptr, png_infop* info_ptr,
+ png_uint_32* width, png_uint_32* height, png_byte* channels) {
+ char resPath[256];
+ unsigned char header[8];
+ int result = 0;
+
+ snprintf(resPath, sizeof(resPath)-1, "/res/images/%s.png", name);
+ resPath[sizeof(resPath)-1] = '\0';
+ FILE* fp = fopen(resPath, "rb");
+ if (fp == NULL) {
+ result = -1;
+ goto exit;
+ }
+
+ size_t bytesRead = fread(header, 1, sizeof(header), fp);
+ if (bytesRead != sizeof(header)) {
+ result = -2;
+ goto exit;
+ }
+
+ if (png_sig_cmp(header, 0, sizeof(header))) {
+ result = -3;
+ goto exit;
+ }
+
+ *png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
+ if (!*png_ptr) {
+ result = -4;
+ goto exit;
+ }
+
+ *info_ptr = png_create_info_struct(*png_ptr);
+ if (!*info_ptr) {
+ result = -5;
+ goto exit;
+ }
+
+ if (setjmp(png_jmpbuf(*png_ptr))) {
+ result = -6;
+ goto exit;
+ }
+
+ png_init_io(*png_ptr, fp);
+ png_set_sig_bytes(*png_ptr, sizeof(header));
+ png_read_info(*png_ptr, *info_ptr);
+
+ int color_type, bit_depth;
+ png_get_IHDR(*png_ptr, *info_ptr, width, height, &bit_depth,
+ &color_type, NULL, NULL, NULL);
+
+ *channels = png_get_channels(*png_ptr, *info_ptr);
+
+ if (bit_depth == 8 && *channels == 3 && color_type == PNG_COLOR_TYPE_RGB) {
+ // 8-bit RGB images: great, nothing to do.
+ } else if (bit_depth <= 8 && *channels == 1 && color_type == PNG_COLOR_TYPE_GRAY) {
+ // 1-, 2-, 4-, or 8-bit gray images: expand to 8-bit gray.
+ png_set_expand_gray_1_2_4_to_8(*png_ptr);
+ } else if (bit_depth <= 8 && *channels == 1 && color_type == PNG_COLOR_TYPE_PALETTE) {
+ // paletted images: expand to 8-bit RGB. Note that we DON'T
+ // currently expand the tRNS chunk (if any) to an alpha
+ // channel, because minui doesn't support alpha channels in
+ // general.
+ png_set_palette_to_rgb(*png_ptr);
+ *channels = 3;
+ } else {
+ fprintf(stderr, "minui doesn't support PNG depth %d channels %d color_type %d\n",
+ bit_depth, *channels, color_type);
+ result = -7;
+ goto exit;
+ }
+
+ return result;
+
+ exit:
+ if (result < 0) {
+ png_destroy_read_struct(png_ptr, info_ptr, NULL);
+ }
+ if (fp != NULL) {
+ fclose(fp);
+ }
+
+ return result;
+}
+
+// "display" surfaces are transformed into the framebuffer's required
+// pixel format (currently only RGBX is supported) at load time, so
+// gr_blit() can be nothing more than a memcpy() for each row. The
+// next two functions are the only ones that know anything about the
+// framebuffer pixel format; they need to be modified if the
+// framebuffer format changes (but nothing else should).
+
+// Allocate and return a gr_surface sufficient for storing an image of
+// the indicated size in the framebuffer pixel format.
+static gr_surface init_display_surface(png_uint_32 width, png_uint_32 height) {
+ gr_surface surface;
+
+ surface = malloc_surface(width * height * 4);
+ if (surface == NULL) return NULL;
+
+ surface->width = width;
+ surface->height = height;
+ surface->row_bytes = width * 4;
+ surface->pixel_bytes = 4;
+
+ return surface;
+}
+
+// Copy 'input_row' to 'output_row', transforming it to the
+// framebuffer pixel format. The input format depends on the value of
+// 'channels':
+//
+// 1 - input is 8-bit grayscale
+// 3 - input is 24-bit RGB
+// 4 - input is 32-bit RGBA/RGBX
+//
+// 'width' is the number of pixels in the row.
+static void transform_rgb_to_draw(unsigned char* input_row,
+ unsigned char* output_row,
+ int channels, int width) {
+ int x;
+ unsigned char* ip = input_row;
+ unsigned char* op = output_row;
+
+ switch (channels) {
+ case 1:
+ // expand gray level to RGBX
+ for (x = 0; x < width; ++x) {
+ *op++ = *ip;
+ *op++ = *ip;
+ *op++ = *ip;
+ *op++ = 0xff;
+ ip++;
+ }
+ break;
+
+ case 3:
+ // expand RGBA to RGBX
+ for (x = 0; x < width; ++x) {
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = *ip++;
+ *op++ = 0xff;
+ }
+ break;
+
+ case 4:
+ // copy RGBA to RGBX
+ memcpy(output_row, input_row, width*4);
+ break;
+ }
+}
+
+int res_create_surface_png(const char* name, gr_surface* pSurface) {
+ gr_surface surface = NULL;
+ int result = 0;
+ png_structp png_ptr = NULL;
+ png_infop info_ptr = NULL;
+ png_uint_32 width, height;
+ png_byte channels;
+
+ *pSurface = NULL;
+printf("png trying to open '%s'\n", name);
+ result = open_png(name, &png_ptr, &info_ptr, &width, &height, &channels);
+ if (result < 0) return result;
+
+ surface = init_display_surface(width, height);
+ if (surface == NULL) {
+ result = -8;
+ goto exit;
+ }
+
+ unsigned char* p_row = malloc(width * 4);
+ unsigned int y;
+ for (y = 0; y < height; ++y) {
+ png_read_row(png_ptr, p_row, NULL);
+ transform_rgb_to_draw(p_row, surface->data + y * surface->row_bytes, channels, width);
+ }
+ free(p_row);
+
+ *pSurface = surface->data;
+
+ exit:
+ png_destroy_read_struct(&png_ptr, &info_ptr, NULL);
+ if (result < 0 && surface != NULL) free(surface);
+ printf("res_create_surface_png returning: %i\n", result);
+ return result;
+}
+
+int res_create_surface_jpg(const char* name, gr_surface* pSurface) {
+ GGLSurface* surface = NULL;
+ int result = 0;
+ struct jpeg_decompress_struct cinfo;
+ struct jpeg_error_mgr jerr;
+
+ FILE* fp = fopen(name, "rb");
+ if (fp == NULL) {
+ char resPath[256];
+
+ snprintf(resPath, sizeof(resPath)-1, "/res/images/%s", name);
+ resPath[sizeof(resPath)-1] = '\0';
+ fp = fopen(resPath, "rb");
+ if (fp == NULL) {
+ result = -1;
+ goto exit;
+ }
+ }
+
+ cinfo.err = jpeg_std_error(&jerr);
+ jpeg_create_decompress(&cinfo);
+
+ /* Specify data source for decompression */
+ jpeg_stdio_src(&cinfo, fp);
+
+ /* Read file header, set default decompression parameters */
+ if (jpeg_read_header(&cinfo, TRUE) != JPEG_HEADER_OK)
+ goto exit;
+
+ /* Start decompressor */
+ (void) jpeg_start_decompress(&cinfo);
+
+ size_t width = cinfo.image_width;
+ size_t height = cinfo.image_height;
+ size_t stride = 4 * width;
+ size_t pixelSize = stride * height;
+
+ surface = malloc(sizeof(GGLSurface) + pixelSize);
+ if (surface == NULL) {
+ result = -8;
+ goto exit;
+ }
+
+ unsigned char* pData = (unsigned char*) (surface + 1);
+ surface->version = sizeof(GGLSurface);
+ surface->width = width;
+ surface->height = height;
+ surface->stride = width; /* Yes, pixels, not bytes */
+ surface->data = pData;
+ surface->format = GGL_PIXEL_FORMAT_RGBX_8888;
+
+ int y;
+ for (y = 0; y < (int) height; ++y) {
+ unsigned char* pRow = pData + y * stride;
+ jpeg_read_scanlines(&cinfo, &pRow, 1);
+
+ int x;
+ for(x = width - 1; x >= 0; x--) {
+ int sx = x * 3;
+ int dx = x * 4;
+ unsigned char r = pRow[sx];
+ unsigned char g = pRow[sx + 1];
+ unsigned char b = pRow[sx + 2];
+ unsigned char a = 0xff;
+ pRow[dx ] = r; // r
+ pRow[dx + 1] = g; // g
+ pRow[dx + 2] = b; // b
+ pRow[dx + 3] = a;
+ }
+ }
+ *pSurface = (gr_surface) surface;
+
+exit:
+ if (fp != NULL)
+ {
+ if (surface)
+ {
+ (void) jpeg_finish_decompress(&cinfo);
+ if (result < 0)
+ {
+ free(surface);
+ }
+ }
+ jpeg_destroy_decompress(&cinfo);
+ fclose(fp);
+ }
+ return result;
+}
+
+int res_create_surface(const char* name, gr_surface* pSurface) {
+ int ret;
+
+ if (!name) return -1;
+
+ if (strlen(name) > 4 && strcmp(name + strlen(name) - 4, ".jpg") == 0)
+ return res_create_surface_jpg(name,pSurface);
+
+ ret = res_create_surface_png(name,pSurface);
+ if (ret < 0)
+ ret = res_create_surface_jpg(name,pSurface);
+
+ return ret;
+}
+
+void res_free_surface(gr_surface surface) {
+ GGLSurface* pSurface = (GGLSurface*) surface;
+ if (pSurface) {
+ free(pSurface);
+ }
+}