Merge branch 'upstream' into tizen

[platform/upstream/libpng.git] / pngtest.c

diff --git a/pngtest.c b/pngtest.c
index f27e91e..6b0e676 100644 (file)
--- a/pngtest.c
+++ b/pngtest.c
@@ -1,7 +1,7 @@
 
 /* pngtest.c - a simple test program to test libpng
  *
- * Copyright (c) 2018 Cosmin Truta
+ * Copyright (c) 2018-2019 Cosmin Truta
  * Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson
  * Copyright (c) 1996-1997 Andreas Dilger
  * Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.
@@ -875,6 +875,10 @@ test_one_file(const char *inname, const char *outname)
    volatile int num_passes;
    int pass;
    int bit_depth, color_type;
+#ifdef PNG_APNG_SUPPORTED
+   png_uint_32 num_frames;
+   png_uint_32 num_plays;
+#endif
 
    row_buf = NULL;
    error_parameters.file_name = inname;
@@ -957,6 +961,8 @@ test_one_file(const char *inname, const char *outname)
    if (setjmp(png_jmpbuf(write_ptr)))
    {
       fprintf(STDERR, "%s -> %s: libpng write error\n", inname, outname);
+      png_free(read_ptr, row_buf);
+      row_buf = NULL;
       if (verbose != 0)
         fprintf(STDERR, "   destroying read structs\n");
       png_destroy_read_struct(&read_ptr, &read_info_ptr, &end_info_ptr);
@@ -1381,6 +1387,22 @@ test_one_file(const char *inname, const char *outname)
       }
    }
 #endif
+
+#ifdef PNG_APNG_SUPPORTED
+   if (png_get_valid(read_ptr, read_info_ptr, PNG_INFO_acTL))
+   {
+      if (png_get_acTL(read_ptr, read_info_ptr, &num_frames, &num_plays))
+      {
+         png_byte is_hidden;
+         pngtest_debug2("Handling acTL chunks (frames %ld, plays %ld)",
+                    num_frames, num_plays);
+         png_set_acTL(write_ptr, write_info_ptr, num_frames, num_plays);
+         is_hidden = png_get_first_frame_is_hidden(read_ptr, read_info_ptr);
+         png_set_first_frame_is_hidden(write_ptr, write_info_ptr, is_hidden);
+      }
+   }
+#endif
+
 #ifdef PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
    {
       png_unknown_chunkp unknowns;
@@ -1436,7 +1458,7 @@ test_one_file(const char *inname, const char *outname)
    row_buf = (png_bytep)png_malloc(read_ptr,
        png_get_rowbytes(read_ptr, read_info_ptr));
 
-   pngtest_debug1("\t0x%08lx", (unsigned long)row_buf);
+   pngtest_debug1("\t%p", row_buf);
 #endif /* SINGLE_ROWBUF_ALLOC */
    pngtest_debug("Writing row data");
 
@@ -1461,6 +1483,110 @@ test_one_file(const char *inname, const char *outname)
    t_misc += (t_stop - t_start);
    t_start = t_stop;
 #endif
+#ifdef PNG_APNG_SUPPORTED
+   if (png_get_valid(read_ptr, read_info_ptr, PNG_INFO_acTL))
+   {
+      png_uint_32 frame;
+      for (frame = 0; frame < num_frames; frame++)
+      {
+         png_uint_32 frame_width;
+         png_uint_32 frame_height;
+         png_uint_32 x_offset;
+         png_uint_32 y_offset;
+         png_uint_16 delay_num;
+         png_uint_16 delay_den;
+         png_byte dispose_op;
+         png_byte blend_op;
+         png_read_frame_head(read_ptr, read_info_ptr);
+         if (png_get_valid(read_ptr, read_info_ptr, PNG_INFO_fcTL))
+         {
+            png_get_next_frame_fcTL(read_ptr, read_info_ptr,
+                                    &frame_width, &frame_height,
+                                    &x_offset, &y_offset,
+                                    &delay_num, &delay_den,
+                                    &dispose_op, &blend_op);
+         }
+         else
+         {
+            frame_width = width;
+            frame_height = height;
+            x_offset = 0;
+            y_offset = 0;
+            delay_num = 1;
+            delay_den = 1;
+            dispose_op = PNG_DISPOSE_OP_NONE;
+            blend_op = PNG_BLEND_OP_SOURCE;
+         }
+#ifdef PNG_WRITE_APNG_SUPPORTED
+         png_write_frame_head(write_ptr, write_info_ptr, (png_bytepp)&row_buf,
+                              frame_width, frame_height,
+                              x_offset, y_offset,
+                              delay_num, delay_den,
+                              dispose_op, blend_op);
+#endif
+         for (pass = 0; pass < num_passes; pass++)
+         {
+#           ifdef calc_pass_height
+               png_uint_32 pass_height;
+
+               if (num_passes == 7) /* interlaced */
+               {
+                  if (PNG_PASS_COLS(frame_width, pass) > 0)
+                     pass_height = PNG_PASS_ROWS(frame_height, pass);
+
+                  else
+                     pass_height = 0;
+               }
+
+               else /* not interlaced */
+                  pass_height = frame_height;
+#           else
+#              define pass_height frame_height
+#           endif
+
+            pngtest_debug1("Writing row data for pass %d", pass);
+            for (y = 0; y < pass_height; y++)
+            {
+#ifndef SINGLE_ROWBUF_ALLOC
+               pngtest_debug2("Allocating row buffer (pass %d, y = %u)...", pass, y);
+
+               row_buf = (png_bytep)png_malloc(read_ptr,
+                  png_get_rowbytes(read_ptr, read_info_ptr));
+
+               pngtest_debug2("\t0x%08lx (%lu bytes)", (unsigned long)row_buf,
+                  (unsigned long)png_get_rowbytes(read_ptr, read_info_ptr));
+
+#endif /* !SINGLE_ROWBUF_ALLOC */
+               png_read_rows(read_ptr, (png_bytepp)&row_buf, NULL, 1);
+
+#ifdef PNG_WRITE_SUPPORTED
+#ifdef PNGTEST_TIMING
+               t_stop = (float)clock();
+               t_decode += (t_stop - t_start);
+               t_start = t_stop;
+#endif
+               png_write_rows(write_ptr, (png_bytepp)&row_buf, 1);
+#ifdef PNGTEST_TIMING
+               t_stop = (float)clock();
+               t_encode += (t_stop - t_start);
+               t_start = t_stop;
+#endif
+#endif /* PNG_WRITE_SUPPORTED */
+
+#ifndef SINGLE_ROWBUF_ALLOC
+               pngtest_debug2("Freeing row buffer (pass %d, y = %u)", pass, y);
+               png_free(read_ptr, row_buf);
+               row_buf = NULL;
+#endif /* !SINGLE_ROWBUF_ALLOC */
+            }
+         }
+#ifdef PNG_WRITE_APNG_SUPPORTED
+         png_write_frame_tail(write_ptr, write_info_ptr);
+#endif
+      }
+   }
+   else
+#endif
    for (pass = 0; pass < num_passes; pass++)
    {
 #     ifdef calc_pass_height
@@ -1490,7 +1616,7 @@ test_one_file(const char *inname, const char *outname)
          row_buf = (png_bytep)png_malloc(read_ptr,
              png_get_rowbytes(read_ptr, read_info_ptr));
 
-         pngtest_debug2("\t0x%08lx (%lu bytes)", (unsigned long)row_buf,
+         pngtest_debug2("\t%p (%lu bytes)", row_buf,
              (unsigned long)png_get_rowbytes(read_ptr, read_info_ptr));
 
 #endif /* !SINGLE_ROWBUF_ALLOC */
@@ -2153,4 +2279,4 @@ main(void)
 #endif
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef png_libpng_version_1_6_36 Your_png_h_is_not_version_1_6_36;
+typedef png_libpng_version_1_6_40 Your_png_h_is_not_version_1_6_40;