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-rw-r--r--libavcodec/me_cmp.h30
1 files changed, 26 insertions, 4 deletions
diff --git a/libavcodec/me_cmp.h b/libavcodec/me_cmp.h
index 725f9b25ee..a3603ec2c1 100644
--- a/libavcodec/me_cmp.h
+++ b/libavcodec/me_cmp.h
@@ -1,18 +1,18 @@
/*
- * 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
*/
@@ -25,6 +25,20 @@
extern uint32_t ff_square_tab[512];
+
+/* minimum alignment rules ;)
+ * If you notice errors in the align stuff, need more alignment for some ASM code
+ * for some CPU or need to use a function with less aligned data then send a mail
+ * to the ffmpeg-devel mailing list, ...
+ *
+ * !warning These alignments might not match reality, (missing attribute((align))
+ * stuff somewhere possible).
+ * I (Michael) did not check them, these are just the alignments which I think
+ * could be reached easily ...
+ *
+ * !future video codecs might need functions with less strict alignment
+ */
+
struct MpegEncContext;
/* Motion estimation:
* h is limited to { width / 2, width, 2 * width },
@@ -49,6 +63,8 @@ typedef struct MECmpContext {
me_cmp_func vsad[6];
me_cmp_func vsse[6];
me_cmp_func nsse[6];
+ me_cmp_func w53[6];
+ me_cmp_func w97[6];
me_cmp_func dct_max[6];
me_cmp_func dct264_sad[6];
@@ -64,11 +80,17 @@ typedef struct MECmpContext {
void ff_me_cmp_init_static(void);
+int ff_check_alignment(void);
+
void ff_me_cmp_init(MECmpContext *c, AVCodecContext *avctx);
+void ff_me_cmp_init_alpha(MECmpContext *c, AVCodecContext *avctx);
void ff_me_cmp_init_arm(MECmpContext *c, AVCodecContext *avctx);
void ff_me_cmp_init_ppc(MECmpContext *c, AVCodecContext *avctx);
void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx);
+void ff_me_cmp_init_mips(MECmpContext *c, AVCodecContext *avctx);
void ff_set_cmp(MECmpContext *c, me_cmp_func *cmp, int type);
+void ff_dsputil_init_dwt(MECmpContext *c);
+
#endif /* AVCODEC_ME_CMP_H */