binkaudio: simplify frame_len_bits and frame_len calculation

[ffmpeg] / libavcodec / dwt.c

diff --git a/libavcodec/dwt.c b/libavcodec/dwt.c
index 28b303633762d0b84bc1c4eea8c83640cb30b6a1..d9d58de8b2fcfdfeb23d1ebe5dd58342dff2e455 100644 (file)
--- a/libavcodec/dwt.c
+++ b/libavcodec/dwt.c
@@ -22,7 +22,7 @@
 #include "dsputil.h"
 #include "dwt.h"
 
-void slice_buffer_init(slice_buffer * buf, int line_count, int max_allocated_lines, int line_width, IDWTELEM * base_buffer)
+void ff_slice_buffer_init(slice_buffer * buf, int line_count, int max_allocated_lines, int line_width, IDWTELEM * base_buffer)
 {
     int i;
 
@@ -40,7 +40,7 @@ void slice_buffer_init(slice_buffer * buf, int line_count, int max_allocated_lin
     buf->data_stack_top = max_allocated_lines - 1;
 }
 
-IDWTELEM * slice_buffer_load_line(slice_buffer * buf, int line)
+IDWTELEM * ff_slice_buffer_load_line(slice_buffer * buf, int line)
 {
     IDWTELEM * buffer;
 
@@ -56,7 +56,7 @@ IDWTELEM * slice_buffer_load_line(slice_buffer * buf, int line)
     return buffer;
 }
 
-void slice_buffer_release(slice_buffer * buf, int line)
+void ff_slice_buffer_release(slice_buffer * buf, int line)
 {
     IDWTELEM * buffer;
 
@@ -69,19 +69,19 @@ void slice_buffer_release(slice_buffer * buf, int line)
     buf->line[line] = NULL;
 }
 
-void slice_buffer_flush(slice_buffer * buf)
+void ff_slice_buffer_flush(slice_buffer * buf)
 {
     int i;
     for(i = 0; i < buf->line_count; i++){
         if (buf->line[i])
-            slice_buffer_release(buf, i);
+            ff_slice_buffer_release(buf, i);
     }
 }
 
-void slice_buffer_destroy(slice_buffer * buf)
+void ff_slice_buffer_destroy(slice_buffer * buf)
 {
     int i;
-    slice_buffer_flush(buf);
+    ff_slice_buffer_flush(buf);
 
     for(i = buf->data_count - 1; i >= 0; i--){
         av_freep(&buf->data_stack[i]);
@@ -697,7 +697,7 @@ void ff_spatial_idwt_buffered_slice(DWTContext *dsp, DWTCompose *cs, slice_buffe
     }
 }
 
-void ff_spatial_idwt_init(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count){
+static void ff_spatial_idwt_init(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count){
     int level;
     for(level=decomposition_count-1; level>=0; level--){
         switch(type){
@@ -707,7 +707,7 @@ void ff_spatial_idwt_init(DWTCompose *cs, IDWTELEM *buffer, int width, int heigh
     }
 }
 
-void ff_spatial_idwt_slice(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count, int y){
+static void ff_spatial_idwt_slice(DWTCompose *cs, IDWTELEM *buffer, int width, int height, int stride, int type, int decomposition_count, int y){
     const int support = type==1 ? 3 : 5;
     int level;
     if(type==2) return;
@@ -817,11 +817,11 @@ static int w97_16_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int
     return w_c(v, pix1, pix2, line_size, 16, h, 0);
 }
 
-int w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){
+int ff_w53_32_c(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h){
     return w_c(v, pix1, pix2, line_size, 32, h, 1);
 }
 
-int w97_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){
     return w_c(v, pix1, pix2, line_size, 32, h, 0);
 }
 
@@ -839,5 +839,5 @@ void ff_dwt_init(DWTContext *c)
     c->horizontal_compose97i = ff_snow_horizontal_compose97i;
     c->inner_add_yblock = ff_snow_inner_add_yblock;
 
-    if (ARCH_X86) ff_dwt_init_x86(c);
+    if (HAVE_MMX) ff_dwt_init_x86(c);
 }