1b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian/* 2b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * 4b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * Use of this source code is governed by a BSD-style license 5b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * that can be found in the LICENSE file in the root of the source 6b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * tree. An additional intellectual property rights grant can be found 7b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * in the file PATENTS. All contributing project authors may 8b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian * be found in the AUTHORS file in the root of the source tree. 9b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian */ 10b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 11b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 12b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// VP8 Set Active and ROI Maps 13b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// =========================== 14b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 15b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// This is an example demonstrating how to control the VP8 encoder's 16b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// ROI and Active maps. 17b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 18b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// ROI (Reigon of Interest) maps are a way for the application to assign 19b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// each macroblock in the image to a region, and then set quantizer and 20b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// filtering parameters on that image. 21b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 22b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// Active maps are a way for the application to specify on a 23b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// macroblock-by-macroblock basis whether there is any activity in that 24b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// macroblock. 25b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 26b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 27b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// Configuration 28b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// ------------- 29b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// An ROI map is set on frame 22. If the width of the image in macroblocks 30b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// is evenly divisble by 4, then the output will appear to have distinct 31b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// columns, where the quantizer, loopfilter, and static threshold differ 32b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// from column to column. 33b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 34b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// An active map is set on frame 33. If the width of the image in macroblocks 35b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// is evenly divisble by 4, then the output will appear to have distinct 36b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// columns, where one column will have motion and the next will not. 37b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 38b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// The active map is cleared on frame 44. 39b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// 40b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// Observing The Effects 41b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// --------------------- 42b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// Use the `simple_decoder` example to decode this sample, and observe 43b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian// the change in the image at frames 22, 33, and 44. 44b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 45b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include <stdio.h> 46b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include <stdlib.h> 47b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include <string.h> 48b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 49b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#define VPX_CODEC_DISABLE_COMPAT 1 50b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include "vpx/vp8cx.h" 51b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include "vpx/vpx_encoder.h" 52b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 53b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include "./tools_common.h" 54b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian#include "./video_writer.h" 55b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 56b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianstatic const char *exec_name; 57b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 58b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianvoid usage_exit() { 59a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian fprintf(stderr, "Usage: %s <codec> <width> <height> <infile> <outfile>\n", 60a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian exec_name); 61b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian exit(EXIT_FAILURE); 62b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 63b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 64b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianstatic void set_roi_map(const vpx_codec_enc_cfg_t *cfg, 65b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_ctx_t *codec) { 66b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian unsigned int i; 67b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_roi_map_t roi = {0}; 68b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 69a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian roi.rows = (cfg->g_h + 15) / 16; 70a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian roi.cols = (cfg->g_w + 15) / 16; 71b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 72b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_q[0] = 0; 73b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_q[1] = -2; 74b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_q[2] = -4; 75b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_q[3] = -6; 76b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 77b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_lf[0] = 0; 78b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_lf[1] = 1; 79b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_lf[2] = 2; 80b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.delta_lf[3] = 3; 81b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 82b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.static_threshold[0] = 1500; 83b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.static_threshold[1] = 1000; 84b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.static_threshold[2] = 500; 85b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.static_threshold[3] = 0; 86b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 87b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.roi_map = (uint8_t *)malloc(roi.rows * roi.cols); 88b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian for (i = 0; i < roi.rows * roi.cols; ++i) 89b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian roi.roi_map[i] = i % 4; 90b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 91b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (vpx_codec_control(codec, VP8E_SET_ROI_MAP, &roi)) 92b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(codec, "Failed to set ROI map"); 93b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 94b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian free(roi.roi_map); 95b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 96b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 97b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianstatic void set_active_map(const vpx_codec_enc_cfg_t *cfg, 98b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_ctx_t *codec) { 99b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian unsigned int i; 100b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_active_map_t map = {0}; 101b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 102a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian map.rows = (cfg->g_h + 15) / 16; 103a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian map.cols = (cfg->g_w + 15) / 16; 104b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 105b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian map.active_map = (uint8_t *)malloc(map.rows * map.cols); 106b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian for (i = 0; i < map.rows * map.cols; ++i) 107b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian map.active_map[i] = i % 2; 108b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 109b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (vpx_codec_control(codec, VP8E_SET_ACTIVEMAP, &map)) 110b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(codec, "Failed to set active map"); 111b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 112b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian free(map.active_map); 113b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 114b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 115b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianstatic void unset_active_map(const vpx_codec_enc_cfg_t *cfg, 116b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_ctx_t *codec) { 117b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_active_map_t map = {0}; 118b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 119a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian map.rows = (cfg->g_h + 15) / 16; 120a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian map.cols = (cfg->g_w + 15) / 16; 121b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian map.active_map = NULL; 122b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 123b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (vpx_codec_control(codec, VP8E_SET_ACTIVEMAP, &map)) 124b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(codec, "Failed to set active map"); 125b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 126b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 127b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianstatic void encode_frame(vpx_codec_ctx_t *codec, 128b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_image_t *img, 129b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian int frame_index, 130b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian VpxVideoWriter *writer) { 131b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_iter_t iter = NULL; 132b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian const vpx_codec_cx_pkt_t *pkt = NULL; 133b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian const vpx_codec_err_t res = vpx_codec_encode(codec, img, frame_index, 1, 0, 134b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian VPX_DL_GOOD_QUALITY); 135b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (res != VPX_CODEC_OK) 136b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(codec, "Failed to encode frame"); 137b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 138b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian while ((pkt = vpx_codec_get_cx_data(codec, &iter)) != NULL) { 139b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (pkt->kind == VPX_CODEC_CX_FRAME_PKT) { 140b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian const int keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY) != 0; 141b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (!vpx_video_writer_write_frame(writer, 142b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian pkt->data.frame.buf, 143b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian pkt->data.frame.sz, 144b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian pkt->data.frame.pts)) { 145b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(codec, "Failed to write compressed frame"); 146b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 147b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 148b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian printf(keyframe ? "K" : "."); 149b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian fflush(stdout); 150b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 151b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 152b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 153b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 154b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanianint main(int argc, char **argv) { 155b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian FILE *infile = NULL; 156b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_ctx_t codec = {0}; 157b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_enc_cfg_t cfg = {0}; 158b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian int frame_count = 0; 159b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_image_t raw = {0}; 160b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_codec_err_t res; 161b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian VpxVideoInfo info = {0}; 162b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian VpxVideoWriter *writer = NULL; 163b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian const VpxInterface *encoder = NULL; 164b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian const int fps = 2; // TODO(dkovalev) add command line argument 165a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian const double bits_per_pixel_per_frame = 0.067; 166b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 167b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian exec_name = argv[0]; 168b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 169a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian if (argc != 6) 170b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die("Invalid number of arguments"); 171b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 172a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian encoder = get_vpx_encoder_by_name(argv[1]); 173b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (!encoder) 174b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die("Unsupported codec."); 175b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 176b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian info.codec_fourcc = encoder->fourcc; 177a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian info.frame_width = strtol(argv[2], NULL, 0); 178a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian info.frame_height = strtol(argv[3], NULL, 0); 179b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian info.time_base.numerator = 1; 180b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian info.time_base.denominator = fps; 181b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 182b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (info.frame_width <= 0 || 183b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian info.frame_height <= 0 || 184b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian (info.frame_width % 2) != 0 || 185b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian (info.frame_height % 2) != 0) { 186b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die("Invalid frame size: %dx%d", info.frame_width, info.frame_height); 187b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 188b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 189b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, info.frame_width, 190b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian info.frame_height, 1)) { 191b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die("Failed to allocate image."); 192b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 193b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 194b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian printf("Using %s\n", vpx_codec_iface_name(encoder->interface())); 195b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 196b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian res = vpx_codec_enc_config_default(encoder->interface(), &cfg, 0); 197b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (res) 198b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(&codec, "Failed to get default codec config."); 199b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 200b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian cfg.g_w = info.frame_width; 201b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian cfg.g_h = info.frame_height; 202b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian cfg.g_timebase.num = info.time_base.numerator; 203b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian cfg.g_timebase.den = info.time_base.denominator; 204a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian cfg.rc_target_bitrate = (unsigned int)(bits_per_pixel_per_frame * cfg.g_w * 205a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian cfg.g_h * fps / 1000); 206a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian cfg.g_lag_in_frames = 0; 207b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 208a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian writer = vpx_video_writer_open(argv[5], kContainerIVF, &info); 209b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (!writer) 210a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian die("Failed to open %s for writing.", argv[5]); 211b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 212a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian if (!(infile = fopen(argv[4], "rb"))) 213a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian die("Failed to open %s for reading.", argv[4]); 214b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 215b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (vpx_codec_enc_init(&codec, encoder->interface(), &cfg, 0)) 216b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(&codec, "Failed to initialize encoder"); 217b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 218b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian while (vpx_img_read(&raw, infile)) { 219b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian ++frame_count; 220b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 221a72801d7d92ababb50eecf27a36bd222d031d2feVignesh Venkatasubramanian if (frame_count == 22 && encoder->fourcc == VP8_FOURCC) { 222b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian set_roi_map(&cfg, &codec); 223b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } else if (frame_count == 33) { 224b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian set_active_map(&cfg, &codec); 225b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } else if (frame_count == 44) { 226b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian unset_active_map(&cfg, &codec); 227b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 228b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 229b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian encode_frame(&codec, &raw, frame_count, writer); 230b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian } 231b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian encode_frame(&codec, NULL, -1, writer); 232b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian printf("\n"); 233b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian fclose(infile); 234b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian printf("Processed %d frames.\n", frame_count); 235b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 236b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_img_free(&raw); 237b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian if (vpx_codec_destroy(&codec)) 238b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian die_codec(&codec, "Failed to destroy codec."); 239b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 240b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian vpx_video_writer_close(writer); 241b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian 242b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian return EXIT_SUCCESS; 243b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian} 244