lc->starting_buffer_level = cpi->oxcf.starting_buffer_level;
lc->optimal_buffer_level = cpi->oxcf.optimal_buffer_level;
lc->maximum_buffer_size = cpi->oxcf.maximum_buffer_size;
+ lc->starting_buffer_level_in_ms = cpi->oxcf.starting_buffer_level_in_ms;
+ lc->optimal_buffer_level_in_ms = cpi->oxcf.optimal_buffer_level_in_ms;
+ lc->maximum_buffer_size_in_ms = cpi->oxcf.maximum_buffer_size_in_ms;
lc->buffer_level = cpi->buffer_level;
lc->bits_off_target = cpi->bits_off_target;
lc->total_actual_bits = cpi->total_actual_bits;
cpi->oxcf.starting_buffer_level = lc->starting_buffer_level;
cpi->oxcf.optimal_buffer_level = lc->optimal_buffer_level;
cpi->oxcf.maximum_buffer_size = lc->maximum_buffer_size;
+ cpi->oxcf.starting_buffer_level_in_ms = lc->starting_buffer_level_in_ms;
+ cpi->oxcf.optimal_buffer_level_in_ms = lc->optimal_buffer_level_in_ms;
+ cpi->oxcf.maximum_buffer_size_in_ms = lc->maximum_buffer_size_in_ms;
cpi->buffer_level = lc->buffer_level;
cpi->bits_off_target = lc->bits_off_target;
cpi->total_actual_bits = lc->total_actual_bits;
if (cpi->frame_rate > 180)
cpi->frame_rate = 30;
+ cpi->ref_frame_rate = cpi->frame_rate;
+
// change includes all joint functionality
vp8_change_config(cpi, oxcf);
cpi->output_frame_rate / cpi->oxcf.rate_decimator[i];
lc->target_bandwidth = cpi->oxcf.target_bitrate[i] * 1000;
+ lc->starting_buffer_level_in_ms = oxcf->starting_buffer_level;
+ lc->optimal_buffer_level_in_ms = oxcf->optimal_buffer_level;
+ lc->maximum_buffer_size_in_ms = oxcf->maximum_buffer_size;
+
lc->starting_buffer_level =
rescale(oxcf->starting_buffer_level,
lc->target_bandwidth, 1000);
#endif
}
+void update_layer_contexts (VP8_COMP *cpi)
+{
+ VP8_CONFIG *oxcf = &cpi->oxcf;
+
+ /* Update snapshots of the layer contexts to reflect new parameters */
+ if (oxcf->number_of_layers > 1)
+ {
+ unsigned int i;
+ double prev_layer_frame_rate=0;
+
+ for (i=0; i<oxcf->number_of_layers; i++)
+ {
+ LAYER_CONTEXT *lc = &cpi->layer_context[i];
+
+ lc->frame_rate =
+ cpi->ref_frame_rate / oxcf->rate_decimator[i];
+ lc->target_bandwidth = oxcf->target_bitrate[i] * 1000;
+
+ lc->starting_buffer_level = rescale(
+ oxcf->starting_buffer_level_in_ms,
+ lc->target_bandwidth, 1000);
+
+ if (oxcf->optimal_buffer_level == 0)
+ lc->optimal_buffer_level = lc->target_bandwidth / 8;
+ else
+ lc->optimal_buffer_level = rescale(
+ oxcf->optimal_buffer_level_in_ms,
+ lc->target_bandwidth, 1000);
+
+ if (oxcf->maximum_buffer_size == 0)
+ lc->maximum_buffer_size = lc->target_bandwidth / 8;
+ else
+ lc->maximum_buffer_size = rescale(
+ oxcf->maximum_buffer_size_in_ms,
+ lc->target_bandwidth, 1000);
+
+ // Work out the average size of a frame within this layer
+ if (i > 0)
+ lc->avg_frame_size_for_layer = (oxcf->target_bitrate[i] -
+ oxcf->target_bitrate[i-1]) * 1000 /
+ (lc->frame_rate - prev_layer_frame_rate);
+
+ lc->active_worst_quality = oxcf->worst_allowed_q;
+ lc->active_best_quality = oxcf->best_allowed_q;
+ lc->avg_frame_qindex = oxcf->worst_allowed_q;
+
+ prev_layer_frame_rate = lc->frame_rate;
+ }
+ }
+}
void vp8_change_config(VP8_COMP *cpi, VP8_CONFIG *oxcf)
{
// local file playback mode == really big buffer
if (cpi->oxcf.end_usage == USAGE_LOCAL_FILE_PLAYBACK)
{
- cpi->oxcf.starting_buffer_level = 60000;
- cpi->oxcf.optimal_buffer_level = 60000;
- cpi->oxcf.maximum_buffer_size = 240000;
+ cpi->oxcf.starting_buffer_level = 60000;
+ cpi->oxcf.optimal_buffer_level = 60000;
+ cpi->oxcf.maximum_buffer_size = 240000;
+ cpi->oxcf.starting_buffer_level_in_ms = 60000;
+ cpi->oxcf.optimal_buffer_level_in_ms = 60000;
+ cpi->oxcf.maximum_buffer_size_in_ms = 240000;
}
// Convert target bandwidth from Kbit/s to Bit/s
vp8_clear_system_state(); //__asm emms;
- if (cpi->twopass.total_left_stats->coded_error != 0.0)
- fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
+ if (cpi->twopass.total_left_stats.coded_error != 0.0)
+ fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
"%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
"%10.3f %8d\n",
cpi->common.current_video_frame, cpi->this_frame_target,
cpi->projected_frame_size,
(cpi->projected_frame_size - cpi->this_frame_target),
(int)cpi->total_target_vs_actual,
+ cpi->buffer_level,
(cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
(int)cpi->total_actual_bits, cm->base_qindex,
cpi->active_best_quality, cpi->active_worst_quality,
cm->frame_type, cpi->gfu_boost,
cpi->twopass.est_max_qcorrection_factor,
(int)cpi->twopass.bits_left,
- cpi->twopass.total_left_stats->coded_error,
+ cpi->twopass.total_left_stats.coded_error,
(double)cpi->twopass.bits_left /
- cpi->twopass.total_left_stats->coded_error,
+ cpi->twopass.total_left_stats.coded_error,
cpi->tot_recode_hits);
else
- fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
+ fprintf(f, "%10d %10d %10d %10d %10d %10d %10d %10d %10d %6d %6d"
"%6d %6d %6d %5d %5d %5d %8d %8.2f %10d %10.3f"
"%8d\n",
cpi->common.current_video_frame,
cpi->this_frame_target, cpi->projected_frame_size,
(cpi->projected_frame_size - cpi->this_frame_target),
(int)cpi->total_target_vs_actual,
+ cpi->buffer_level,
(cpi->oxcf.starting_buffer_level-cpi->bits_off_target),
(int)cpi->total_actual_bits, cm->base_qindex,
cpi->active_best_quality, cpi->active_worst_quality,
cm->frame_type, cpi->gfu_boost,
cpi->twopass.est_max_qcorrection_factor,
(int)cpi->twopass.bits_left,
- cpi->twopass.total_left_stats->coded_error,
+ cpi->twopass.total_left_stats.coded_error,
cpi->tot_recode_hits);
fclose(f);
return -1;
}
- // Restore layer specific context if necessary
- if (cpi->oxcf.number_of_layers > 1)
- {
- restore_layer_context (cpi,
- cpi->oxcf.layer_id[cm->current_video_frame % cpi->oxcf.periodicity]);
- }
-
if (cpi->source->ts_start < cpi->first_time_stamp_ever)
{
cpi->first_time_stamp_ever = cpi->source->ts_start;
}
// adjust frame rates based on timestamps given
- if (cpi->oxcf.number_of_layers > 1 )
- {
- vp8_new_frame_rate (
- cpi, cpi->layer_context[cpi->current_layer].frame_rate);
-
- cpi->last_time_stamp_seen = cpi->source->ts_start;
- cpi->last_end_time_stamp_seen = cpi->source->ts_end;
-
- }
- else if (!cm->refresh_alt_ref_frame)
+ if (!cm->refresh_alt_ref_frame || (cpi->oxcf.number_of_layers > 1))
{
int64_t this_duration;
int step = 0;
if (this_duration)
{
if (step)
- vp8_new_frame_rate(cpi, 10000000.0 / this_duration);
+ cpi->ref_frame_rate = 10000000.0 / this_duration;
else
{
double avg_duration, interval;
if(interval > 10000000.0)
interval = 10000000;
- avg_duration = 10000000.0 / cpi->frame_rate;
+ avg_duration = 10000000.0 / cpi->ref_frame_rate;
avg_duration *= (interval - avg_duration + this_duration);
avg_duration /= interval;
- vp8_new_frame_rate(cpi, 10000000.0 / avg_duration);
+ cpi->ref_frame_rate = 10000000.0 / avg_duration;
+ }
+
+ if (cpi->oxcf.number_of_layers > 1)
+ {
+ int i;
+
+ // Update frame rates for each layer
+ for (i=0; i<cpi->oxcf.number_of_layers; i++)
+ {
+ LAYER_CONTEXT *lc = &cpi->layer_context[i];
+ lc->frame_rate = cpi->ref_frame_rate /
+ cpi->oxcf.rate_decimator[i];
+ }
}
+ else
+ vp8_new_frame_rate(cpi, cpi->ref_frame_rate);
}
cpi->last_time_stamp_seen = cpi->source->ts_start;
cpi->last_end_time_stamp_seen = cpi->source->ts_end;
}
+ if (cpi->oxcf.number_of_layers > 1)
+ {
+ int layer;
+
+ update_layer_contexts (cpi);
+
+ // Restore layer specific context & set frame rate
+ layer = cpi->oxcf.layer_id[
+ cm->current_video_frame % cpi->oxcf.periodicity];
+ restore_layer_context (cpi, layer);
+ vp8_new_frame_rate (cpi, cpi->layer_context[layer].frame_rate);
+ }
+
if (cpi->compressor_speed == 2)
{
if (cpi->oxcf.number_of_layers == 1)
projects / profile / ivi / libvpx.git / blobdiff