* Electronic Arts TGQ/TQI/MAD IDCT algorithm
* Copyright (c) 2007-2008 Peter Ross <pross@xvid.org>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/eaidct.c
+ * @file
* Electronic Arts TGQ/TQI/MAD IDCT algorithm
* @author Peter Ross <pross@xvid.org>
*/
-#include "dsputil.h"
+#include "eaidct.h"
+#include "libavutil/common.h"
#define ASQRT 181 /* (1/sqrt(2))<<8 */
#define A4 669 /* cos(pi/8)*sqrt(2)<<9 */
#define MUNGE_8BIT(x) av_clip_uint8((x)>>4)
#define IDCT_ROW(dest,src) IDCT_TRANSFORM(dest,0,1,2,3,4,5,6,7,0,1,2,3,4,5,6,7,MUNGE_8BIT,src)
-static inline void ea_idct_col(DCTELEM *dest, const DCTELEM *src) {
+static inline void ea_idct_col(int16_t *dest, const int16_t *src) {
if ((src[8]|src[16]|src[24]|src[32]|src[40]|src[48]|src[56])==0) {
dest[0] =
dest[8] =
IDCT_COL(dest, src);
}
-void ff_ea_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block) {
+void ff_ea_idct_put_c(uint8_t *dest, int linesize, int16_t *block) {
int i;
- DCTELEM temp[64];
+ int16_t temp[64];
block[0] += 4;
for (i=0; i<8; i++)
ea_idct_col(&temp[i], &block[i]);