extern void vp8_loop_filter_frame_yonly(VP8_COMMON *cm, MACROBLOCKD *mbd, int filt_val, int sharpness_lvl);
extern void vp8_dmachine_specific_config(VP8_COMP *cpi);
extern void vp8_cmachine_specific_config(VP8_COMP *cpi);
-extern void vp8_calc_auto_iframe_target_size(VP8_COMP *cpi);
extern void vp8_deblock_frame(YV12_BUFFER_CONFIG *source, YV12_BUFFER_CONFIG *post, int filt_lvl, int low_var_thresh, int flag);
extern void print_parms(VP8_CONFIG *ocf, char *filenam);
extern unsigned int vp8_get_processor_freq();
#endif
}
-// return of 0 means drop frame
-static int pick_frame_size(VP8_COMP *cpi)
-{
- VP8_COMMON *cm = &cpi->common;
-
- // First Frame is a special case
- if (cm->current_video_frame == 0)
- {
-#if !(CONFIG_REALTIME_ONLY)
-
- if (cpi->pass == 2)
- vp8_calc_auto_iframe_target_size(cpi);
-
- else
-#endif
- {
- /* 1 Pass there is no information on which to base size so use
- * bandwidth per second * fraction of the initial buffer
- * level
- */
- cpi->this_frame_target = cpi->oxcf.starting_buffer_level / 2;
-
- if(cpi->this_frame_target > cpi->oxcf.target_bandwidth * 3 / 2)
- cpi->this_frame_target = cpi->oxcf.target_bandwidth * 3 / 2;
- }
-
- // Key frame from VFW/auto-keyframe/first frame
- cm->frame_type = KEY_FRAME;
-
- }
- // Special case for forced key frames
- // The frame sizing here is still far from ideal for 2 pass.
- else if (cm->frame_flags & FRAMEFLAGS_KEY)
- {
- cm->frame_type = KEY_FRAME;
- resize_key_frame(cpi);
- vp8_calc_iframe_target_size(cpi);
- }
- else if (cm->frame_type == KEY_FRAME)
- {
- vp8_calc_auto_iframe_target_size(cpi);
- }
- else
- {
- // INTER frame: compute target frame size
- cm->frame_type = INTER_FRAME;
- vp8_calc_pframe_target_size(cpi);
- // Check if we're dropping the frame:
- if (cpi->drop_frame)
- {
- cpi->drop_frame = FALSE;
- cpi->drop_count++;
- return 0;
- }
- }
-
- /* Apply limits on keyframe target.
- *
- * TODO: move this after consolidating
- * vp8_calc_iframe_target_size() and vp8_calc_auto_iframe_target_size()
- */
- if (cm->frame_type == KEY_FRAME && cpi->oxcf.rc_max_intra_bitrate_pct)
- {
- unsigned int max_rate = cpi->av_per_frame_bandwidth
- * cpi->oxcf.rc_max_intra_bitrate_pct / 100;
-
- if (cpi->this_frame_target > max_rate)
- cpi->this_frame_target = max_rate;
- }
- return 1;
-}
static void set_quantizer(VP8_COMP *cpi, int Q)
{
}
// Decide how big to make the frame
- if (!pick_frame_size(cpi))
+ if (!vp8_pick_frame_size(cpi))
{
cm->current_video_frame++;
cpi->frames_since_key++;
}
if (cm->frame_type == KEY_FRAME)
+ {
+ resize_key_frame(cpi);
vp8_setup_key_frame(cpi);
+ }
// transform / motion compensation build reconstruction frame
vp8_encode_frame(cpi);
#else
if (decide_key_frame(cpi))
{
- vp8_calc_auto_iframe_target_size(cpi);
-
// Reset all our sizing numbers and recode
cm->frame_type = KEY_FRAME;
+ vp8_pick_frame_size(cpi);
+
// Clear the Alt reference frame active flag when we have a key frame
cpi->source_alt_ref_active = FALSE;
loop_count++;
Loop = TRUE;
- resize_key_frame(cpi);
continue;
}
#endif
cpi->common.refresh_alt_ref_frame = TRUE;
}
-void vp8_calc_auto_iframe_target_size(VP8_COMP *cpi)
+
+static void calc_iframe_target_size(VP8_COMP *cpi);
+
+
+static void calc_auto_iframe_target_size(VP8_COMP *cpi)
{
// boost defaults to half second
int kf_boost;
if (cpi->oxcf.fixed_q >= 0)
{
- vp8_calc_iframe_target_size(cpi);
+ calc_iframe_target_size(cpi);
return;
}
return (Bpm * MBs) >> BPER_MB_NORMBITS;
}
-void vp8_calc_iframe_target_size(VP8_COMP *cpi)
+
+static void calc_iframe_target_size(VP8_COMP *cpi)
{
int Q;
int Boost = 100;
}
-
-void vp8_calc_pframe_target_size(VP8_COMP *cpi)
+static void calc_pframe_target_size(VP8_COMP *cpi)
{
int min_frame_target;
int Adjustment;
}
}
}
+
+
+// return of 0 means drop frame
+int vp8_pick_frame_size(VP8_COMP *cpi)
+{
+ VP8_COMMON *cm = &cpi->common;
+
+ // First Frame is a special case
+ if (cm->current_video_frame == 0)
+ {
+#if !(CONFIG_REALTIME_ONLY)
+
+ if (cpi->pass == 2)
+ calc_auto_iframe_target_size(cpi);
+
+ else
+#endif
+ {
+ /* 1 Pass there is no information on which to base size so use
+ * bandwidth per second * fraction of the initial buffer
+ * level
+ */
+ cpi->this_frame_target = cpi->oxcf.starting_buffer_level / 2;
+
+ if(cpi->this_frame_target > cpi->oxcf.target_bandwidth * 3 / 2)
+ cpi->this_frame_target = cpi->oxcf.target_bandwidth * 3 / 2;
+ }
+
+ // Key frame from VFW/auto-keyframe/first frame
+ cm->frame_type = KEY_FRAME;
+
+ }
+ // Special case for forced key frames
+ // The frame sizing here is still far from ideal for 2 pass.
+ else if (cm->frame_flags & FRAMEFLAGS_KEY)
+ {
+ calc_iframe_target_size(cpi);
+ }
+ else if (cm->frame_type == KEY_FRAME)
+ {
+ calc_auto_iframe_target_size(cpi);
+ }
+ else
+ {
+ // INTER frame: compute target frame size
+ cm->frame_type = INTER_FRAME;
+ calc_pframe_target_size(cpi);
+
+ // Check if we're dropping the frame:
+ if (cpi->drop_frame)
+ {
+ cpi->drop_frame = FALSE;
+ cpi->drop_count++;
+ return 0;
+ }
+ }
+
+ /* Apply limits on keyframe target.
+ *
+ * TODO: move this after consolidating
+ * calc_iframe_target_size() and calc_auto_iframe_target_size()
+ */
+ if (cm->frame_type == KEY_FRAME && cpi->oxcf.rc_max_intra_bitrate_pct)
+ {
+ unsigned int max_rate = cpi->av_per_frame_bandwidth
+ * cpi->oxcf.rc_max_intra_bitrate_pct / 100;
+
+ if (cpi->this_frame_target > max_rate)
+ cpi->this_frame_target = max_rate;
+ }
+ return 1;
+}
extern void vp8_restore_coding_context(VP8_COMP *cpi);
extern void vp8_setup_key_frame(VP8_COMP *cpi);
-extern void vp8_calc_iframe_target_size(VP8_COMP *cpi);
-extern void vp8_calc_pframe_target_size(VP8_COMP *cpi);
extern void vp8_update_rate_correction_factors(VP8_COMP *cpi, int damp_var);
extern int vp8_regulate_q(VP8_COMP *cpi, int target_bits_per_frame);
extern void vp8_adjust_key_frame_context(VP8_COMP *cpi);
extern void vp8_compute_frame_size_bounds(VP8_COMP *cpi, int *frame_under_shoot_limit, int *frame_over_shoot_limit);
+// return of 0 means drop frame
+extern int vp8_pick_frame_size(VP8_COMP *cpi);
+
#endif