/*
* Copyright (C) 2004-2010 Michael Niedermayer <michaelni@gmx.at>
*
- * 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
*/
int y;
} DWTCompose;
-/** Used to minimize the amount of memory used in order to optimize cache performance. **/
+/** Used to minimize the amount of memory used in order to
+ * optimize cache performance. **/
typedef struct slice_buffer_s {
- IDWTELEM * * line; ///< For use by idwt and predict_slices.
- IDWTELEM * * data_stack; ///< Used for internal purposes.
+ IDWTELEM **line; ///< For use by idwt and predict_slices.
+ IDWTELEM **data_stack; ///< Used for internal purposes.
int data_stack_top;
int line_count;
int line_width;
int data_count;
- IDWTELEM * base_buffer; ///< Buffer that this structure is caching.
+ IDWTELEM *base_buffer; ///< Buffer that this structure is caching.
} slice_buffer;
typedef struct DWTContext {
- void (*vertical_compose97i)(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, IDWTELEM *b5, int width);
- void (*horizontal_compose97i)(IDWTELEM *b, int width);
- void (*inner_add_yblock)(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8);
+ void (*vertical_compose97i)(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
+ IDWTELEM *b3, IDWTELEM *b4, IDWTELEM *b5,
+ int width);
+ void (*horizontal_compose97i)(IDWTELEM *b, IDWTELEM *temp, int width);
+ void (*inner_add_yblock)(const uint8_t *obmc, const int obmc_stride,
+ uint8_t **block, int b_w, int b_h, int src_x,
+ int src_y, int src_stride, slice_buffer *sb,
+ int add, uint8_t *dst8);
} DWTContext;
#define MAX_DECOMPOSITIONS 8
#define W_DS 9
#endif
-#define slice_buffer_get_line(slice_buf, line_num) ((slice_buf)->line[line_num] ? (slice_buf)->line[line_num] : ff_slice_buffer_load_line((slice_buf), (line_num)))
-//#define slice_buffer_get_line(slice_buf, line_num) (ff_slice_buffer_load_line((slice_buf), (line_num)))
-
-void ff_slice_buffer_init(slice_buffer * buf, int line_count, int max_allocated_lines, int line_width, IDWTELEM * base_buffer);
-void ff_slice_buffer_release(slice_buffer * buf, int line);
-void ff_slice_buffer_flush(slice_buffer * buf);
-void ff_slice_buffer_destroy(slice_buffer * buf);
-IDWTELEM * ff_slice_buffer_load_line(slice_buffer * buf, int line);
-
-void ff_snow_vertical_compose97i(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2, IDWTELEM *b3, IDWTELEM *b4, IDWTELEM *b5, int width);
-void ff_snow_horizontal_compose97i(IDWTELEM *b, int width);
-void ff_snow_inner_add_yblock(const uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8);
-
-int ff_w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h);
-int ff_w97_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h);
-
-void ff_spatial_dwt(int *buffer, int width, int height, int stride, int type, int decomposition_count);
-
-void ff_spatial_idwt_buffered_init(DWTCompose *cs, slice_buffer * sb, int width, int height, int stride_line, int type, int decomposition_count);
-void ff_spatial_idwt_buffered_slice(DWTContext *dsp, DWTCompose *cs, slice_buffer * slice_buf, int width, int height, int stride_line, int type, int decomposition_count, int y);
-void ff_spatial_idwt_init(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count);
-void ff_spatial_idwt_slice(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count, int y);
-void ff_spatial_idwt(IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count);
+#define slice_buffer_get_line(slice_buf, line_num) \
+ ((slice_buf)->line[line_num] ? (slice_buf)->line[line_num] \
+ : ff_slice_buffer_load_line((slice_buf), \
+ (line_num)))
+
+int ff_slice_buffer_init(slice_buffer *buf, int line_count,
+ int max_allocated_lines, int line_width,
+ IDWTELEM *base_buffer);
+void ff_slice_buffer_release(slice_buffer *buf, int line);
+void ff_slice_buffer_flush(slice_buffer *buf);
+void ff_slice_buffer_destroy(slice_buffer *buf);
+IDWTELEM *ff_slice_buffer_load_line(slice_buffer *buf, int line);
+
+void ff_snow_vertical_compose97i(IDWTELEM *b0, IDWTELEM *b1, IDWTELEM *b2,
+ IDWTELEM *b3, IDWTELEM *b4, IDWTELEM *b5,
+ int width);
+void ff_snow_horizontal_compose97i(IDWTELEM *b, IDWTELEM *temp, int width);
+void ff_snow_inner_add_yblock(const uint8_t *obmc, const int obmc_stride,
+ uint8_t **block, int b_w, int b_h, int src_x,
+ int src_y, int src_stride, slice_buffer *sb,
+ int add, uint8_t *dst8);
+
+int ff_w53_32_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
+int ff_w97_32_c(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
+
+void ff_spatial_dwt(int *buffer, int *temp, int width, int height, int stride,
+ int type, int decomposition_count);
+
+void ff_spatial_idwt_buffered_init(DWTCompose *cs, slice_buffer *sb, int width,
+ int height, int stride_line, int type,
+ int decomposition_count);
+void ff_spatial_idwt_buffered_slice(DWTContext *dsp, DWTCompose *cs,
+ slice_buffer *slice_buf, IDWTELEM *temp,
+ int width, int height, int stride_line,
+ int type, int decomposition_count, int y);
+void ff_spatial_idwt(IDWTELEM *buffer, IDWTELEM *temp, int width, int height,
+ int stride, int type, int decomposition_count);
void ff_dwt_init(DWTContext *c);
void ff_dwt_init_x86(DWTContext *c);