2011-10-25 23:14:16 +04:00
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/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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2014-11-11 00:07:05 +03:00
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/*
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* This is an example demonstrating multi-resolution encoding in VP8.
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* High-resolution input video is down-sampled to lower-resolutions. The
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* encoder then encodes the video and outputs multiple bitstreams with
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* different resolutions.
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*
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* This test also allows for settings temporal layers for each spatial layer.
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* Different number of temporal layers per spatial stream may be used.
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* Currently up to 3 temporal layers per spatial stream (encoder) are supported
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* in this test.
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*/
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2014-08-27 02:54:00 +04:00
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2014-11-11 00:07:05 +03:00
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#include "./vpx_config.h"
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2014-08-27 02:54:00 +04:00
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2011-10-25 23:14:16 +04:00
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#include <stdio.h>
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#include <stdlib.h>
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2014-11-11 00:07:05 +03:00
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#include <stdarg.h>
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2011-10-25 23:14:16 +04:00
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#include <string.h>
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2014-11-11 00:07:05 +03:00
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#include <math.h>
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#include <assert.h>
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#include <sys/time.h>
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#include "vpx_ports/vpx_timer.h"
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#include "vpx/vpx_encoder.h"
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#include "vpx/vp8cx.h"
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#include "vpx_ports/mem_ops.h"
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2015-05-09 20:33:26 +03:00
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#include "../tools_common.h"
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2014-11-11 00:07:05 +03:00
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#define interface (vpx_codec_vp8_cx())
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#define fourcc 0x30385056
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2015-05-09 20:33:26 +03:00
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void usage_exit(void) {
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2014-11-11 00:07:05 +03:00
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exit(EXIT_FAILURE);
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}
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/*
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* The input video frame is downsampled several times to generate a multi-level
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* hierarchical structure. NUM_ENCODERS is defined as the number of encoding
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* levels required. For example, if the size of input video is 1280x720,
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* NUM_ENCODERS is 3, and down-sampling factor is 2, the encoder outputs 3
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* bitstreams with resolution of 1280x720(level 0), 640x360(level 1), and
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* 320x180(level 2) respectively.
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*/
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/* Number of encoders (spatial resolutions) used in this test. */
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#define NUM_ENCODERS 3
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/* Maximum number of temporal layers allowed for this test. */
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#define MAX_NUM_TEMPORAL_LAYERS 3
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2011-10-25 23:14:16 +04:00
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2014-11-11 00:07:05 +03:00
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/* This example uses the scaler function in libyuv. */
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2011-10-25 23:14:16 +04:00
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#include "third_party/libyuv/include/libyuv/basic_types.h"
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#include "third_party/libyuv/include/libyuv/scale.h"
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#include "third_party/libyuv/include/libyuv/cpu_id.h"
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2014-11-11 00:07:05 +03:00
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int (*read_frame_p)(FILE *f, vpx_image_t *img);
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2011-10-25 23:14:16 +04:00
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2014-11-11 00:07:05 +03:00
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static int read_frame(FILE *f, vpx_image_t *img) {
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size_t nbytes, to_read;
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int res = 1;
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2011-10-25 23:14:16 +04:00
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2014-11-11 00:07:05 +03:00
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to_read = img->w*img->h*3/2;
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nbytes = fread(img->planes[0], 1, to_read, f);
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if(nbytes != to_read) {
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res = 0;
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if(nbytes > 0)
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printf("Warning: Read partial frame. Check your width & height!\n");
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}
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return res;
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}
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2014-09-02 22:29:40 +04:00
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2014-11-11 00:07:05 +03:00
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static int read_frame_by_row(FILE *f, vpx_image_t *img) {
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size_t nbytes, to_read;
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int res = 1;
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int plane;
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2011-10-25 23:14:16 +04:00
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2014-11-11 00:07:05 +03:00
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for (plane = 0; plane < 3; plane++)
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{
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unsigned char *ptr;
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int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
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int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
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int r;
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/* Determine the correct plane based on the image format. The for-loop
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* always counts in Y,U,V order, but this may not match the order of
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* the data on disk.
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*/
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switch (plane)
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{
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case 1:
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ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12? VPX_PLANE_V : VPX_PLANE_U];
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break;
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case 2:
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ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12?VPX_PLANE_U : VPX_PLANE_V];
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break;
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default:
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ptr = img->planes[plane];
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}
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for (r = 0; r < h; r++)
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{
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to_read = w;
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nbytes = fread(ptr, 1, to_read, f);
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if(nbytes != to_read) {
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res = 0;
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if(nbytes > 0)
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printf("Warning: Read partial frame. Check your width & height!\n");
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break;
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}
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ptr += img->stride[plane];
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}
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if (!res)
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break;
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}
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return res;
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2011-10-25 23:14:16 +04:00
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}
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2014-11-11 00:07:05 +03:00
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static void write_ivf_file_header(FILE *outfile,
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const vpx_codec_enc_cfg_t *cfg,
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int frame_cnt) {
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char header[32];
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if(cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
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return;
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header[0] = 'D';
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header[1] = 'K';
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header[2] = 'I';
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header[3] = 'F';
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mem_put_le16(header+4, 0); /* version */
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mem_put_le16(header+6, 32); /* headersize */
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mem_put_le32(header+8, fourcc); /* headersize */
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mem_put_le16(header+12, cfg->g_w); /* width */
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mem_put_le16(header+14, cfg->g_h); /* height */
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mem_put_le32(header+16, cfg->g_timebase.den); /* rate */
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mem_put_le32(header+20, cfg->g_timebase.num); /* scale */
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mem_put_le32(header+24, frame_cnt); /* length */
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mem_put_le32(header+28, 0); /* unused */
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(void) fwrite(header, 1, 32, outfile);
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}
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static void write_ivf_frame_header(FILE *outfile,
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const vpx_codec_cx_pkt_t *pkt)
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{
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char header[12];
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vpx_codec_pts_t pts;
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if(pkt->kind != VPX_CODEC_CX_FRAME_PKT)
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return;
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pts = pkt->data.frame.pts;
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mem_put_le32(header, pkt->data.frame.sz);
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mem_put_le32(header+4, pts&0xFFFFFFFF);
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mem_put_le32(header+8, pts >> 32);
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(void) fwrite(header, 1, 12, outfile);
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}
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/* Temporal scaling parameters */
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/* This sets all the temporal layer parameters given |num_temporal_layers|,
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* including the target bit allocation across temporal layers. Bit allocation
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* parameters will be passed in as user parameters in another version.
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*/
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static void set_temporal_layer_pattern(int num_temporal_layers,
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vpx_codec_enc_cfg_t *cfg,
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int bitrate,
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int *layer_flags)
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{
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assert(num_temporal_layers <= MAX_NUM_TEMPORAL_LAYERS);
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switch (num_temporal_layers)
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{
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case 1:
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{
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/* 1-layer */
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cfg->ts_number_layers = 1;
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cfg->ts_periodicity = 1;
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cfg->ts_rate_decimator[0] = 1;
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cfg->ts_layer_id[0] = 0;
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cfg->ts_target_bitrate[0] = bitrate;
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// Update L only.
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layer_flags[0] = VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF;
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break;
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}
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case 2:
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{
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/* 2-layers, with sync point at first frame of layer 1. */
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cfg->ts_number_layers = 2;
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cfg->ts_periodicity = 2;
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cfg->ts_rate_decimator[0] = 2;
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cfg->ts_rate_decimator[1] = 1;
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cfg->ts_layer_id[0] = 0;
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cfg->ts_layer_id[1] = 1;
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// Use 60/40 bit allocation as example.
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cfg->ts_target_bitrate[0] = 0.6f * bitrate;
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cfg->ts_target_bitrate[1] = bitrate;
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/* 0=L, 1=GF */
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// ARF is used as predictor for all frames, and is only updated on
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// key frame. Sync point every 8 frames.
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// Layer 0: predict from L and ARF, update L and G.
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layer_flags[0] = VP8_EFLAG_NO_REF_GF |
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VP8_EFLAG_NO_UPD_ARF;
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// Layer 1: sync point: predict from L and ARF, and update G.
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layer_flags[1] = VP8_EFLAG_NO_REF_GF |
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VP8_EFLAG_NO_UPD_LAST |
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VP8_EFLAG_NO_UPD_ARF;
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// Layer 0, predict from L and ARF, update L.
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layer_flags[2] = VP8_EFLAG_NO_REF_GF |
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VP8_EFLAG_NO_UPD_GF |
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VP8_EFLAG_NO_UPD_ARF;
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// Layer 1: predict from L, G and ARF, and update G.
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layer_flags[3] = VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_UPD_LAST |
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VP8_EFLAG_NO_UPD_ENTROPY;
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// Layer 0
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layer_flags[4] = layer_flags[2];
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// Layer 1
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layer_flags[5] = layer_flags[3];
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// Layer 0
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layer_flags[6] = layer_flags[4];
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// Layer 1
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layer_flags[7] = layer_flags[5];
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break;
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2011-10-25 23:14:16 +04:00
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}
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2014-11-11 00:07:05 +03:00
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case 3:
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default:
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2011-10-25 23:14:16 +04:00
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{
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2014-11-11 00:07:05 +03:00
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// 3-layers structure where ARF is used as predictor for all frames,
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// and is only updated on key frame.
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// Sync points for layer 1 and 2 every 8 frames.
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cfg->ts_number_layers = 3;
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cfg->ts_periodicity = 4;
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cfg->ts_rate_decimator[0] = 4;
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cfg->ts_rate_decimator[1] = 2;
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cfg->ts_rate_decimator[2] = 1;
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cfg->ts_layer_id[0] = 0;
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cfg->ts_layer_id[1] = 2;
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cfg->ts_layer_id[2] = 1;
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cfg->ts_layer_id[3] = 2;
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// Use 40/20/40 bit allocation as example.
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cfg->ts_target_bitrate[0] = 0.4f * bitrate;
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cfg->ts_target_bitrate[1] = 0.6f * bitrate;
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cfg->ts_target_bitrate[2] = bitrate;
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/* 0=L, 1=GF, 2=ARF */
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// Layer 0: predict from L and ARF; update L and G.
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layer_flags[0] = VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_REF_GF;
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// Layer 2: sync point: predict from L and ARF; update none.
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layer_flags[1] = VP8_EFLAG_NO_REF_GF |
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VP8_EFLAG_NO_UPD_GF |
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VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_UPD_LAST |
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VP8_EFLAG_NO_UPD_ENTROPY;
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// Layer 1: sync point: predict from L and ARF; update G.
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layer_flags[2] = VP8_EFLAG_NO_REF_GF |
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VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_UPD_LAST;
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// Layer 2: predict from L, G, ARF; update none.
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layer_flags[3] = VP8_EFLAG_NO_UPD_GF |
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VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_UPD_LAST |
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VP8_EFLAG_NO_UPD_ENTROPY;
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// Layer 0: predict from L and ARF; update L.
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layer_flags[4] = VP8_EFLAG_NO_UPD_GF |
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VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_REF_GF;
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// Layer 2: predict from L, G, ARF; update none.
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layer_flags[5] = layer_flags[3];
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// Layer 1: predict from L, G, ARF; update G.
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layer_flags[6] = VP8_EFLAG_NO_UPD_ARF |
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VP8_EFLAG_NO_UPD_LAST;
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// Layer 2: predict from L, G, ARF; update none.
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layer_flags[7] = layer_flags[3];
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break;
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}
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2011-10-25 23:14:16 +04:00
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}
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2014-11-11 00:07:05 +03:00
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}
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/* The periodicity of the pattern given the number of temporal layers. */
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static int periodicity_to_num_layers[MAX_NUM_TEMPORAL_LAYERS] = {1, 8, 8};
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int main(int argc, char **argv)
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{
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FILE *infile, *outfile[NUM_ENCODERS];
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FILE *downsampled_input[NUM_ENCODERS - 1];
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char filename[50];
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vpx_codec_ctx_t codec[NUM_ENCODERS];
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vpx_codec_enc_cfg_t cfg[NUM_ENCODERS];
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int frame_cnt = 0;
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vpx_image_t raw[NUM_ENCODERS];
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vpx_codec_err_t res[NUM_ENCODERS];
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int i;
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long width;
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long height;
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int length_frame;
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int frame_avail;
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int got_data;
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int flags = 0;
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|
|
int layer_id = 0;
|
|
|
|
|
|
|
|
int layer_flags[VPX_TS_MAX_PERIODICITY * NUM_ENCODERS]
|
|
|
|
= {0};
|
|
|
|
int flag_periodicity;
|
|
|
|
|
|
|
|
/*Currently, only realtime mode is supported in multi-resolution encoding.*/
|
|
|
|
int arg_deadline = VPX_DL_REALTIME;
|
|
|
|
|
|
|
|
/* Set show_psnr to 1/0 to show/not show PSNR. Choose show_psnr=0 if you
|
|
|
|
don't need to know PSNR, which will skip PSNR calculation and save
|
|
|
|
encoding time. */
|
|
|
|
int show_psnr = 0;
|
|
|
|
int key_frame_insert = 0;
|
|
|
|
uint64_t psnr_sse_total[NUM_ENCODERS] = {0};
|
|
|
|
uint64_t psnr_samples_total[NUM_ENCODERS] = {0};
|
|
|
|
double psnr_totals[NUM_ENCODERS][4] = {{0,0}};
|
|
|
|
int psnr_count[NUM_ENCODERS] = {0};
|
|
|
|
|
2016-02-29 22:12:02 +03:00
|
|
|
int64_t cx_time = 0;
|
2014-11-11 00:07:05 +03:00
|
|
|
|
|
|
|
/* Set the required target bitrates for each resolution level.
|
|
|
|
* If target bitrate for highest-resolution level is set to 0,
|
|
|
|
* (i.e. target_bitrate[0]=0), we skip encoding at that level.
|
|
|
|
*/
|
|
|
|
unsigned int target_bitrate[NUM_ENCODERS]={1000, 500, 100};
|
|
|
|
|
|
|
|
/* Enter the frame rate of the input video */
|
|
|
|
int framerate = 30;
|
|
|
|
|
|
|
|
/* Set down-sampling factor for each resolution level.
|
|
|
|
dsf[0] controls down sampling from level 0 to level 1;
|
|
|
|
dsf[1] controls down sampling from level 1 to level 2;
|
|
|
|
dsf[2] is not used. */
|
|
|
|
vpx_rational_t dsf[NUM_ENCODERS] = {{2, 1}, {2, 1}, {1, 1}};
|
|
|
|
|
|
|
|
/* Set the number of temporal layers for each encoder/resolution level,
|
|
|
|
* starting from highest resoln down to lowest resoln. */
|
|
|
|
unsigned int num_temporal_layers[NUM_ENCODERS] = {3, 3, 3};
|
|
|
|
|
|
|
|
if(argc!= (7 + 3 * NUM_ENCODERS))
|
|
|
|
die("Usage: %s <width> <height> <frame_rate> <infile> <outfile(s)> "
|
|
|
|
"<rate_encoder(s)> <temporal_layer(s)> <key_frame_insert> <output psnr?> \n",
|
|
|
|
argv[0]);
|
|
|
|
|
|
|
|
printf("Using %s\n",vpx_codec_iface_name(interface));
|
|
|
|
|
|
|
|
width = strtol(argv[1], NULL, 0);
|
|
|
|
height = strtol(argv[2], NULL, 0);
|
|
|
|
framerate = strtol(argv[3], NULL, 0);
|
|
|
|
|
|
|
|
if(width < 16 || width%2 || height <16 || height%2)
|
|
|
|
die("Invalid resolution: %ldx%ld", width, height);
|
|
|
|
|
|
|
|
/* Open input video file for encoding */
|
|
|
|
if(!(infile = fopen(argv[4], "rb")))
|
|
|
|
die("Failed to open %s for reading", argv[4]);
|
|
|
|
|
|
|
|
/* Open output file for each encoder to output bitstreams */
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
if(!target_bitrate[i])
|
|
|
|
{
|
|
|
|
outfile[i] = NULL;
|
|
|
|
continue;
|
|
|
|
}
|
2013-01-10 06:26:22 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
if(!(outfile[i] = fopen(argv[i+5], "wb")))
|
|
|
|
die("Failed to open %s for writing", argv[i+4]);
|
2011-10-25 23:14:16 +04:00
|
|
|
}
|
2013-01-10 06:26:22 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
// Bitrates per spatial layer: overwrite default rates above.
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
target_bitrate[i] = strtol(argv[NUM_ENCODERS + 5 + i], NULL, 0);
|
2012-06-08 19:17:50 +04:00
|
|
|
}
|
2011-10-25 23:14:16 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
// Temporal layers per spatial layers: overwrite default settings above.
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
num_temporal_layers[i] = strtol(argv[2 * NUM_ENCODERS + 5 + i], NULL, 0);
|
|
|
|
if (num_temporal_layers[i] < 1 || num_temporal_layers[i] > 3)
|
|
|
|
die("Invalid temporal layers: %d, Must be 1, 2, or 3. \n",
|
|
|
|
num_temporal_layers);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Open file to write out each spatially downsampled input stream. */
|
|
|
|
for (i=0; i< NUM_ENCODERS - 1; i++)
|
|
|
|
{
|
|
|
|
// Highest resoln is encoder 0.
|
|
|
|
if (sprintf(filename,"ds%d.yuv",NUM_ENCODERS - i) < 0)
|
|
|
|
{
|
|
|
|
return EXIT_FAILURE;
|
|
|
|
}
|
|
|
|
downsampled_input[i] = fopen(filename,"wb");
|
|
|
|
}
|
|
|
|
|
|
|
|
key_frame_insert = strtol(argv[3 * NUM_ENCODERS + 5], NULL, 0);
|
|
|
|
|
|
|
|
show_psnr = strtol(argv[3 * NUM_ENCODERS + 6], NULL, 0);
|
|
|
|
|
|
|
|
|
|
|
|
/* Populate default encoder configuration */
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
res[i] = vpx_codec_enc_config_default(interface, &cfg[i], 0);
|
|
|
|
if(res[i]) {
|
|
|
|
printf("Failed to get config: %s\n", vpx_codec_err_to_string(res[i]));
|
|
|
|
return EXIT_FAILURE;
|
2011-10-25 23:14:16 +04:00
|
|
|
}
|
2014-08-27 02:54:00 +04:00
|
|
|
}
|
2014-11-11 00:07:05 +03:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Update the default configuration according to needs of the application.
|
|
|
|
*/
|
|
|
|
/* Highest-resolution encoder settings */
|
|
|
|
cfg[0].g_w = width;
|
|
|
|
cfg[0].g_h = height;
|
|
|
|
cfg[0].rc_dropframe_thresh = 0;
|
|
|
|
cfg[0].rc_end_usage = VPX_CBR;
|
|
|
|
cfg[0].rc_resize_allowed = 0;
|
|
|
|
cfg[0].rc_min_quantizer = 2;
|
|
|
|
cfg[0].rc_max_quantizer = 56;
|
|
|
|
cfg[0].rc_undershoot_pct = 100;
|
|
|
|
cfg[0].rc_overshoot_pct = 15;
|
|
|
|
cfg[0].rc_buf_initial_sz = 500;
|
|
|
|
cfg[0].rc_buf_optimal_sz = 600;
|
|
|
|
cfg[0].rc_buf_sz = 1000;
|
|
|
|
cfg[0].g_error_resilient = 1; /* Enable error resilient mode */
|
|
|
|
cfg[0].g_lag_in_frames = 0;
|
|
|
|
|
|
|
|
/* Disable automatic keyframe placement */
|
|
|
|
/* Note: These 3 settings are copied to all levels. But, except the lowest
|
|
|
|
* resolution level, all other levels are set to VPX_KF_DISABLED internally.
|
|
|
|
*/
|
|
|
|
cfg[0].kf_mode = VPX_KF_AUTO;
|
|
|
|
cfg[0].kf_min_dist = 3000;
|
|
|
|
cfg[0].kf_max_dist = 3000;
|
|
|
|
|
|
|
|
cfg[0].rc_target_bitrate = target_bitrate[0]; /* Set target bitrate */
|
|
|
|
cfg[0].g_timebase.num = 1; /* Set fps */
|
|
|
|
cfg[0].g_timebase.den = framerate;
|
|
|
|
|
|
|
|
/* Other-resolution encoder settings */
|
|
|
|
for (i=1; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
memcpy(&cfg[i], &cfg[0], sizeof(vpx_codec_enc_cfg_t));
|
|
|
|
|
|
|
|
cfg[i].rc_target_bitrate = target_bitrate[i];
|
|
|
|
|
|
|
|
/* Note: Width & height of other-resolution encoders are calculated
|
|
|
|
* from the highest-resolution encoder's size and the corresponding
|
|
|
|
* down_sampling_factor.
|
|
|
|
*/
|
|
|
|
{
|
|
|
|
unsigned int iw = cfg[i-1].g_w*dsf[i-1].den + dsf[i-1].num - 1;
|
|
|
|
unsigned int ih = cfg[i-1].g_h*dsf[i-1].den + dsf[i-1].num - 1;
|
|
|
|
cfg[i].g_w = iw/dsf[i-1].num;
|
|
|
|
cfg[i].g_h = ih/dsf[i-1].num;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Make width & height to be multiplier of 2. */
|
|
|
|
// Should support odd size ???
|
|
|
|
if((cfg[i].g_w)%2)cfg[i].g_w++;
|
|
|
|
if((cfg[i].g_h)%2)cfg[i].g_h++;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// Set the number of threads per encode/spatial layer.
|
|
|
|
// (1, 1, 1) means no encoder threading.
|
|
|
|
cfg[0].g_threads = 2;
|
|
|
|
cfg[1].g_threads = 1;
|
|
|
|
cfg[2].g_threads = 1;
|
|
|
|
|
|
|
|
/* Allocate image for each encoder */
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
if(!vpx_img_alloc(&raw[i], VPX_IMG_FMT_I420, cfg[i].g_w, cfg[i].g_h, 32))
|
|
|
|
die("Failed to allocate image", cfg[i].g_w, cfg[i].g_h);
|
|
|
|
|
|
|
|
if (raw[0].stride[VPX_PLANE_Y] == raw[0].d_w)
|
|
|
|
read_frame_p = read_frame;
|
|
|
|
else
|
|
|
|
read_frame_p = read_frame_by_row;
|
|
|
|
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
if(outfile[i])
|
|
|
|
write_ivf_file_header(outfile[i], &cfg[i], 0);
|
|
|
|
|
|
|
|
/* Temporal layers settings */
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
set_temporal_layer_pattern(num_temporal_layers[i],
|
|
|
|
&cfg[i],
|
|
|
|
cfg[i].rc_target_bitrate,
|
|
|
|
&layer_flags[i * VPX_TS_MAX_PERIODICITY]);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Initialize multi-encoder */
|
|
|
|
if(vpx_codec_enc_init_multi(&codec[0], interface, &cfg[0], NUM_ENCODERS,
|
|
|
|
(show_psnr ? VPX_CODEC_USE_PSNR : 0), &dsf[0]))
|
|
|
|
die_codec(&codec[0], "Failed to initialize encoder");
|
|
|
|
|
|
|
|
/* The extra encoding configuration parameters can be set as follows. */
|
|
|
|
/* Set encoding speed */
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
int speed = -6;
|
|
|
|
/* Lower speed for the lowest resolution. */
|
|
|
|
if (i == NUM_ENCODERS - 1) speed = -4;
|
|
|
|
if(vpx_codec_control(&codec[i], VP8E_SET_CPUUSED, speed))
|
|
|
|
die_codec(&codec[i], "Failed to set cpu_used");
|
2011-10-25 23:14:16 +04:00
|
|
|
}
|
2012-04-19 21:00:33 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
/* Set static threshold = 1 for all encoders */
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
if(vpx_codec_control(&codec[i], VP8E_SET_STATIC_THRESHOLD, 1))
|
|
|
|
die_codec(&codec[i], "Failed to set static threshold");
|
|
|
|
}
|
2012-04-19 21:00:33 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
/* Set NOISE_SENSITIVITY to do TEMPORAL_DENOISING */
|
|
|
|
/* Enable denoising for the highest-resolution encoder. */
|
|
|
|
if(vpx_codec_control(&codec[0], VP8E_SET_NOISE_SENSITIVITY, 1))
|
|
|
|
die_codec(&codec[0], "Failed to set noise_sensitivity");
|
|
|
|
for ( i=1; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
if(vpx_codec_control(&codec[i], VP8E_SET_NOISE_SENSITIVITY, 0))
|
|
|
|
die_codec(&codec[i], "Failed to set noise_sensitivity");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the number of token partitions */
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
if(vpx_codec_control(&codec[i], VP8E_SET_TOKEN_PARTITIONS, 1))
|
|
|
|
die_codec(&codec[i], "Failed to set static threshold");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the max intra target bitrate */
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
unsigned int max_intra_size_pct =
|
|
|
|
(int)(((double)cfg[0].rc_buf_optimal_sz * 0.5) * framerate / 10);
|
|
|
|
if(vpx_codec_control(&codec[i], VP8E_SET_MAX_INTRA_BITRATE_PCT,
|
|
|
|
max_intra_size_pct))
|
|
|
|
die_codec(&codec[i], "Failed to set static threshold");
|
|
|
|
//printf("%d %d \n",i,max_intra_size_pct);
|
|
|
|
}
|
|
|
|
|
|
|
|
frame_avail = 1;
|
|
|
|
got_data = 0;
|
|
|
|
|
|
|
|
while(frame_avail || got_data)
|
|
|
|
{
|
2016-02-29 22:12:02 +03:00
|
|
|
struct vpx_usec_timer timer;
|
2014-11-11 00:07:05 +03:00
|
|
|
vpx_codec_iter_t iter[NUM_ENCODERS]={NULL};
|
|
|
|
const vpx_codec_cx_pkt_t *pkt[NUM_ENCODERS];
|
|
|
|
|
|
|
|
flags = 0;
|
|
|
|
frame_avail = read_frame_p(infile, &raw[0]);
|
|
|
|
|
|
|
|
if(frame_avail)
|
|
|
|
{
|
|
|
|
for ( i=1; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
/*Scale the image down a number of times by downsampling factor*/
|
|
|
|
/* FilterMode 1 or 2 give better psnr than FilterMode 0. */
|
|
|
|
I420Scale(raw[i-1].planes[VPX_PLANE_Y], raw[i-1].stride[VPX_PLANE_Y],
|
|
|
|
raw[i-1].planes[VPX_PLANE_U], raw[i-1].stride[VPX_PLANE_U],
|
|
|
|
raw[i-1].planes[VPX_PLANE_V], raw[i-1].stride[VPX_PLANE_V],
|
|
|
|
raw[i-1].d_w, raw[i-1].d_h,
|
|
|
|
raw[i].planes[VPX_PLANE_Y], raw[i].stride[VPX_PLANE_Y],
|
|
|
|
raw[i].planes[VPX_PLANE_U], raw[i].stride[VPX_PLANE_U],
|
|
|
|
raw[i].planes[VPX_PLANE_V], raw[i].stride[VPX_PLANE_V],
|
|
|
|
raw[i].d_w, raw[i].d_h, 1);
|
|
|
|
/* Write out down-sampled input. */
|
|
|
|
length_frame = cfg[i].g_w * cfg[i].g_h *3/2;
|
|
|
|
if (fwrite(raw[i].planes[0], 1, length_frame,
|
|
|
|
downsampled_input[NUM_ENCODERS - i - 1]) !=
|
|
|
|
length_frame)
|
|
|
|
{
|
|
|
|
return EXIT_FAILURE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set the flags (reference and update) for all the encoders.*/
|
|
|
|
for ( i=0; i<NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
layer_id = cfg[i].ts_layer_id[frame_cnt % cfg[i].ts_periodicity];
|
|
|
|
flags = 0;
|
|
|
|
flag_periodicity = periodicity_to_num_layers
|
|
|
|
[num_temporal_layers[i] - 1];
|
|
|
|
flags = layer_flags[i * VPX_TS_MAX_PERIODICITY +
|
|
|
|
frame_cnt % flag_periodicity];
|
|
|
|
// Key frame flag for first frame.
|
|
|
|
if (frame_cnt == 0)
|
|
|
|
{
|
|
|
|
flags |= VPX_EFLAG_FORCE_KF;
|
|
|
|
}
|
|
|
|
if (frame_cnt > 0 && frame_cnt == key_frame_insert)
|
|
|
|
{
|
|
|
|
flags = VPX_EFLAG_FORCE_KF;
|
|
|
|
}
|
|
|
|
|
|
|
|
vpx_codec_control(&codec[i], VP8E_SET_FRAME_FLAGS, flags);
|
|
|
|
vpx_codec_control(&codec[i], VP8E_SET_TEMPORAL_LAYER_ID, layer_id);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Encode each frame at multi-levels */
|
|
|
|
/* Note the flags must be set to 0 in the encode call if they are set
|
|
|
|
for each frame with the vpx_codec_control(), as done above. */
|
2016-02-29 22:12:02 +03:00
|
|
|
vpx_usec_timer_start(&timer);
|
2014-11-11 00:07:05 +03:00
|
|
|
if(vpx_codec_encode(&codec[0], frame_avail? &raw[0] : NULL,
|
|
|
|
frame_cnt, 1, 0, arg_deadline))
|
|
|
|
{
|
|
|
|
die_codec(&codec[0], "Failed to encode frame");
|
|
|
|
}
|
2016-02-29 22:12:02 +03:00
|
|
|
vpx_usec_timer_mark(&timer);
|
|
|
|
cx_time += vpx_usec_timer_elapsed(&timer);
|
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
for (i=NUM_ENCODERS-1; i>=0 ; i--)
|
|
|
|
{
|
|
|
|
got_data = 0;
|
|
|
|
while( (pkt[i] = vpx_codec_get_cx_data(&codec[i], &iter[i])) )
|
|
|
|
{
|
|
|
|
got_data = 1;
|
|
|
|
switch(pkt[i]->kind) {
|
|
|
|
case VPX_CODEC_CX_FRAME_PKT:
|
|
|
|
write_ivf_frame_header(outfile[i], pkt[i]);
|
|
|
|
(void) fwrite(pkt[i]->data.frame.buf, 1,
|
|
|
|
pkt[i]->data.frame.sz, outfile[i]);
|
|
|
|
break;
|
|
|
|
case VPX_CODEC_PSNR_PKT:
|
|
|
|
if (show_psnr)
|
|
|
|
{
|
|
|
|
int j;
|
|
|
|
|
|
|
|
psnr_sse_total[i] += pkt[i]->data.psnr.sse[0];
|
|
|
|
psnr_samples_total[i] += pkt[i]->data.psnr.samples[0];
|
|
|
|
for (j = 0; j < 4; j++)
|
|
|
|
{
|
|
|
|
psnr_totals[i][j] += pkt[i]->data.psnr.psnr[j];
|
|
|
|
}
|
|
|
|
psnr_count[i]++;
|
|
|
|
}
|
|
|
|
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
printf(pkt[i]->kind == VPX_CODEC_CX_FRAME_PKT
|
|
|
|
&& (pkt[i]->data.frame.flags & VPX_FRAME_IS_KEY)? "K":"");
|
|
|
|
fflush(stdout);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
frame_cnt++;
|
|
|
|
}
|
|
|
|
printf("\n");
|
2016-02-29 22:12:02 +03:00
|
|
|
printf("Frame cnt and encoding time/FPS stats for encoding: %d %f %f \n",
|
|
|
|
frame_cnt,
|
|
|
|
1000 * (float)cx_time / (double)(frame_cnt * 1000000),
|
|
|
|
1000000 * (double)frame_cnt / (double)cx_time);
|
2014-11-11 00:07:05 +03:00
|
|
|
|
|
|
|
fclose(infile);
|
|
|
|
|
|
|
|
printf("Processed %ld frames.\n",(long int)frame_cnt-1);
|
|
|
|
for (i=0; i< NUM_ENCODERS; i++)
|
|
|
|
{
|
|
|
|
/* Calculate PSNR and print it out */
|
|
|
|
if ( (show_psnr) && (psnr_count[i]>0) )
|
|
|
|
{
|
|
|
|
int j;
|
|
|
|
double ovpsnr = sse_to_psnr(psnr_samples_total[i], 255.0,
|
|
|
|
psnr_sse_total[i]);
|
|
|
|
|
|
|
|
fprintf(stderr, "\n ENC%d PSNR (Overall/Avg/Y/U/V)", i);
|
|
|
|
|
|
|
|
fprintf(stderr, " %.3lf", ovpsnr);
|
|
|
|
for (j = 0; j < 4; j++)
|
|
|
|
{
|
|
|
|
fprintf(stderr, " %.3lf", psnr_totals[i][j]/psnr_count[i]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(vpx_codec_destroy(&codec[i]))
|
|
|
|
die_codec(&codec[i], "Failed to destroy codec");
|
|
|
|
|
|
|
|
vpx_img_free(&raw[i]);
|
|
|
|
|
|
|
|
if(!outfile[i])
|
|
|
|
continue;
|
|
|
|
|
|
|
|
/* Try to rewrite the file header with the actual frame count */
|
|
|
|
if(!fseek(outfile[i], 0, SEEK_SET))
|
|
|
|
write_ivf_file_header(outfile[i], &cfg[i], frame_cnt-1);
|
|
|
|
fclose(outfile[i]);
|
|
|
|
}
|
|
|
|
printf("\n");
|
2011-10-25 23:14:16 +04:00
|
|
|
|
2014-11-11 00:07:05 +03:00
|
|
|
return EXIT_SUCCESS;
|
2011-10-25 23:14:16 +04:00
|
|
|
}
|