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Make vp8_adjust_mb_lf_value return the updated value rather than

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manipulating it in situ via a pointer.

Change-Id: If4a87a4eccd84f39577c0e91e171245f4954c5cf
This commit is contained in:
Gaute Strokkenes 2011-02-03 19:03:49 +00:00
parent 209def2d72
commit bf5f585b0d
3 changed files with 16 additions and 15 deletions
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25
vp8/common/loopfilter.c
View File

@ -263,43 +263,44 @@ void vp8_frame_init_loop_filter(loop_filter_info *lfi, int frame_type)
}
void vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int *filter_level)
int vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int filter_level)
{
MB_MODE_INFO *mbmi = &mbd->mode_info_context->mbmi;
if (mbd->mode_ref_lf_delta_enabled)
{
/* Apply delta for reference frame */
*filter_level += mbd->ref_lf_deltas[mbmi->ref_frame];
filter_level += mbd->ref_lf_deltas[mbmi->ref_frame];
/* Apply delta for mode */
if (mbmi->ref_frame == INTRA_FRAME)
{
/* Only the split mode BPRED has a further special case */
if (mbmi->mode == B_PRED)
*filter_level += mbd->mode_lf_deltas[0];
filter_level += mbd->mode_lf_deltas[0];
}
else
{
/* Zero motion mode */
if (mbmi->mode == ZEROMV)
*filter_level += mbd->mode_lf_deltas[1];
filter_level += mbd->mode_lf_deltas[1];
/* Split MB motion mode */
else if (mbmi->mode == SPLITMV)
*filter_level += mbd->mode_lf_deltas[3];
filter_level += mbd->mode_lf_deltas[3];
/* All other inter motion modes (Nearest, Near, New) */
else
*filter_level += mbd->mode_lf_deltas[2];
filter_level += mbd->mode_lf_deltas[2];
}
/* Range check */
if (*filter_level > MAX_LOOP_FILTER)
*filter_level = MAX_LOOP_FILTER;
else if (*filter_level < 0)
*filter_level = 0;
if (filter_level > MAX_LOOP_FILTER)
filter_level = MAX_LOOP_FILTER;
else if (filter_level < 0)
filter_level = 0;
}
return filter_level;
}
@ -373,7 +374,7 @@ void vp8_loop_filter_frame
* These specified to 8th pel as they are always compared to values that are in 1/8th pel units
* Apply any context driven MB level adjustment
*/
vp8_adjust_mb_lf_value(mbd, &filter_level);
filter_level = vp8_adjust_mb_lf_value(mbd, filter_level);
if (filter_level)
{
@ -473,7 +474,7 @@ void vp8_loop_filter_frame_yonly
filter_level = baseline_filter_level[Segment];
/* Apply any context driven MB level adjustment */
vp8_adjust_mb_lf_value(mbd, &filter_level);
filter_level = vp8_adjust_mb_lf_value(mbd, filter_level);
if (filter_level)
{

2
vp8/common/onyxc_int.h
View File

@ -200,7 +200,7 @@ typedef struct VP8Common
} VP8_COMMON;
void vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int *filter_level);
int vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int filter_level);
void vp8_init_loop_filter(VP8_COMMON *cm);
void vp8_frame_init_loop_filter(loop_filter_info *lfi, int frame_type);
extern void vp8_loop_filter_frame(VP8_COMMON *cm, MACROBLOCKD *mbd, int filt_val);

4
vp8/decoder/threading.c
View File

@ -320,7 +320,7 @@ THREAD_FUNCTION vp8_thread_decoding_proc(void *p_data)
* These are specified to 8th pel as they are always compared to values that are in 1/8th pel units
* Apply any context driven MB level adjustment
*/
vp8_adjust_mb_lf_value(xd, &filter_level);
filter_level = vp8_adjust_mb_lf_value(xd, filter_level);
}
/* Distance of Mb to the various image edges.
@ -863,7 +863,7 @@ void vp8mt_decode_mb_rows( VP8D_COMP *pbi, MACROBLOCKD *xd)
* These are specified to 8th pel as they are always compared to values that are in 1/8th pel units
* Apply any context driven MB level adjustment
*/
vp8_adjust_mb_lf_value(xd, &filter_level);
filter_level = vp8_adjust_mb_lf_value(xd, filter_level);
}
/* Distance of Mb to the various image edges.