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-rw-r--r--libavcodec/png.h15
1 files changed, 6 insertions, 9 deletions
diff --git a/libavcodec/png.h b/libavcodec/png.h
index b8c72eebc9..948c2f714f 100644
--- a/libavcodec/png.h
+++ b/libavcodec/png.h
@@ -2,20 +2,20 @@
* PNG image format
* Copyright (c) 2003 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -49,15 +49,12 @@
#define NB_PASSES 7
-extern const uint8_t ff_pngsig[8];
-extern const uint8_t ff_mngsig[8];
+#define PNGSIG 0x89504e470d0a1a0a
+#define MNGSIG 0x8a4d4e470d0a1a0a
/* Mask to determine which y pixels are valid in a pass */
extern const uint8_t ff_png_pass_ymask[NB_PASSES];
-/* Mask to determine which pixels are valid in a pass */
-extern const uint8_t ff_png_pass_mask[NB_PASSES];
-
void *ff_png_zalloc(void *opaque, unsigned int items, unsigned int size);
void ff_png_zfree(void *opaque, void *ptr);