11b362b15af34006e6a11974088a46d42b903418eJohann/* 21b362b15af34006e6a11974088a46d42b903418eJohann * Copyright (c) 2012 The WebM project authors. All Rights Reserved. 31b362b15af34006e6a11974088a46d42b903418eJohann * 41b362b15af34006e6a11974088a46d42b903418eJohann * Use of this source code is governed by a BSD-style license 51b362b15af34006e6a11974088a46d42b903418eJohann * that can be found in the LICENSE file in the root of the source 61b362b15af34006e6a11974088a46d42b903418eJohann * tree. An additional intellectual property rights grant can be found 71b362b15af34006e6a11974088a46d42b903418eJohann * in the file PATENTS. All contributing project authors may 81b362b15af34006e6a11974088a46d42b903418eJohann * be found in the AUTHORS file in the root of the source tree. 91b362b15af34006e6a11974088a46d42b903418eJohann */ 101b362b15af34006e6a11974088a46d42b903418eJohann#ifndef TEST_I420_VIDEO_SOURCE_H_ 111b362b15af34006e6a11974088a46d42b903418eJohann#define TEST_I420_VIDEO_SOURCE_H_ 121b362b15af34006e6a11974088a46d42b903418eJohann#include <cstdio> 131b362b15af34006e6a11974088a46d42b903418eJohann#include <cstdlib> 143df0563f1b24dac6c0bd122fc922a48211269061hkuang#include <string> 151b362b15af34006e6a11974088a46d42b903418eJohann 161b362b15af34006e6a11974088a46d42b903418eJohann#include "test/video_source.h" 171b362b15af34006e6a11974088a46d42b903418eJohann 181b362b15af34006e6a11974088a46d42b903418eJohannnamespace libvpx_test { 191b362b15af34006e6a11974088a46d42b903418eJohann 201b362b15af34006e6a11974088a46d42b903418eJohann// This class extends VideoSource to allow parsing of raw yv12 211b362b15af34006e6a11974088a46d42b903418eJohann// so that we can do actual file encodes. 221b362b15af34006e6a11974088a46d42b903418eJohannclass I420VideoSource : public VideoSource { 231b362b15af34006e6a11974088a46d42b903418eJohann public: 241b362b15af34006e6a11974088a46d42b903418eJohann I420VideoSource(const std::string &file_name, 251b362b15af34006e6a11974088a46d42b903418eJohann unsigned int width, unsigned int height, 261b362b15af34006e6a11974088a46d42b903418eJohann int rate_numerator, int rate_denominator, 271b362b15af34006e6a11974088a46d42b903418eJohann unsigned int start, int limit) 281b362b15af34006e6a11974088a46d42b903418eJohann : file_name_(file_name), 291b362b15af34006e6a11974088a46d42b903418eJohann input_file_(NULL), 301b362b15af34006e6a11974088a46d42b903418eJohann img_(NULL), 311b362b15af34006e6a11974088a46d42b903418eJohann start_(start), 321b362b15af34006e6a11974088a46d42b903418eJohann limit_(limit), 331b362b15af34006e6a11974088a46d42b903418eJohann frame_(0), 341b362b15af34006e6a11974088a46d42b903418eJohann width_(0), 351b362b15af34006e6a11974088a46d42b903418eJohann height_(0), 361b362b15af34006e6a11974088a46d42b903418eJohann framerate_numerator_(rate_numerator), 371b362b15af34006e6a11974088a46d42b903418eJohann framerate_denominator_(rate_denominator) { 381b362b15af34006e6a11974088a46d42b903418eJohann // This initializes raw_sz_, width_, height_ and allocates an img. 391b362b15af34006e6a11974088a46d42b903418eJohann SetSize(width, height); 401b362b15af34006e6a11974088a46d42b903418eJohann } 411b362b15af34006e6a11974088a46d42b903418eJohann 421b362b15af34006e6a11974088a46d42b903418eJohann virtual ~I420VideoSource() { 431b362b15af34006e6a11974088a46d42b903418eJohann vpx_img_free(img_); 441b362b15af34006e6a11974088a46d42b903418eJohann if (input_file_) 451b362b15af34006e6a11974088a46d42b903418eJohann fclose(input_file_); 461b362b15af34006e6a11974088a46d42b903418eJohann } 471b362b15af34006e6a11974088a46d42b903418eJohann 481b362b15af34006e6a11974088a46d42b903418eJohann virtual void Begin() { 491b362b15af34006e6a11974088a46d42b903418eJohann if (input_file_) 501b362b15af34006e6a11974088a46d42b903418eJohann fclose(input_file_); 511b362b15af34006e6a11974088a46d42b903418eJohann input_file_ = OpenTestDataFile(file_name_); 5291037db265ecdd914a26e056cf69207b4f50924ehkuang ASSERT_TRUE(input_file_ != NULL) << "Input file open failed. Filename: " 531b362b15af34006e6a11974088a46d42b903418eJohann << file_name_; 541b362b15af34006e6a11974088a46d42b903418eJohann if (start_) { 55b08e2e23eec181e9951df33cd704ac294c5407b6Vignesh Venkatasubramanian fseek(input_file_, static_cast<unsigned>(raw_sz_) * start_, SEEK_SET); 561b362b15af34006e6a11974088a46d42b903418eJohann } 571b362b15af34006e6a11974088a46d42b903418eJohann 581b362b15af34006e6a11974088a46d42b903418eJohann frame_ = start_; 591b362b15af34006e6a11974088a46d42b903418eJohann FillFrame(); 601b362b15af34006e6a11974088a46d42b903418eJohann } 611b362b15af34006e6a11974088a46d42b903418eJohann 621b362b15af34006e6a11974088a46d42b903418eJohann virtual void Next() { 631b362b15af34006e6a11974088a46d42b903418eJohann ++frame_; 641b362b15af34006e6a11974088a46d42b903418eJohann FillFrame(); 651b362b15af34006e6a11974088a46d42b903418eJohann } 661b362b15af34006e6a11974088a46d42b903418eJohann 671b362b15af34006e6a11974088a46d42b903418eJohann virtual vpx_image_t *img() const { return (frame_ < limit_) ? img_ : NULL; } 681b362b15af34006e6a11974088a46d42b903418eJohann 691b362b15af34006e6a11974088a46d42b903418eJohann // Models a stream where Timebase = 1/FPS, so pts == frame. 701b362b15af34006e6a11974088a46d42b903418eJohann virtual vpx_codec_pts_t pts() const { return frame_; } 711b362b15af34006e6a11974088a46d42b903418eJohann 721b362b15af34006e6a11974088a46d42b903418eJohann virtual unsigned long duration() const { return 1; } 731b362b15af34006e6a11974088a46d42b903418eJohann 741b362b15af34006e6a11974088a46d42b903418eJohann virtual vpx_rational_t timebase() const { 751b362b15af34006e6a11974088a46d42b903418eJohann const vpx_rational_t t = { framerate_denominator_, framerate_numerator_ }; 761b362b15af34006e6a11974088a46d42b903418eJohann return t; 771b362b15af34006e6a11974088a46d42b903418eJohann } 781b362b15af34006e6a11974088a46d42b903418eJohann 791b362b15af34006e6a11974088a46d42b903418eJohann virtual unsigned int frame() const { return frame_; } 801b362b15af34006e6a11974088a46d42b903418eJohann 811b362b15af34006e6a11974088a46d42b903418eJohann virtual unsigned int limit() const { return limit_; } 821b362b15af34006e6a11974088a46d42b903418eJohann 831b362b15af34006e6a11974088a46d42b903418eJohann void SetSize(unsigned int width, unsigned int height) { 841b362b15af34006e6a11974088a46d42b903418eJohann if (width != width_ || height != height_) { 851b362b15af34006e6a11974088a46d42b903418eJohann vpx_img_free(img_); 86ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang img_ = vpx_img_alloc(NULL, VPX_IMG_FMT_I420, width, height, 1); 871b362b15af34006e6a11974088a46d42b903418eJohann ASSERT_TRUE(img_ != NULL); 881b362b15af34006e6a11974088a46d42b903418eJohann width_ = width; 891b362b15af34006e6a11974088a46d42b903418eJohann height_ = height; 901b362b15af34006e6a11974088a46d42b903418eJohann raw_sz_ = width * height * 3 / 2; 911b362b15af34006e6a11974088a46d42b903418eJohann } 921b362b15af34006e6a11974088a46d42b903418eJohann } 931b362b15af34006e6a11974088a46d42b903418eJohann 941b362b15af34006e6a11974088a46d42b903418eJohann virtual void FillFrame() { 9591037db265ecdd914a26e056cf69207b4f50924ehkuang ASSERT_TRUE(input_file_ != NULL); 961b362b15af34006e6a11974088a46d42b903418eJohann // Read a frame from input_file. 971b362b15af34006e6a11974088a46d42b903418eJohann if (fread(img_->img_data, raw_sz_, 1, input_file_) == 0) { 981b362b15af34006e6a11974088a46d42b903418eJohann limit_ = frame_; 991b362b15af34006e6a11974088a46d42b903418eJohann } 1001b362b15af34006e6a11974088a46d42b903418eJohann } 1011b362b15af34006e6a11974088a46d42b903418eJohann 1021b362b15af34006e6a11974088a46d42b903418eJohann protected: 1031b362b15af34006e6a11974088a46d42b903418eJohann std::string file_name_; 1041b362b15af34006e6a11974088a46d42b903418eJohann FILE *input_file_; 1051b362b15af34006e6a11974088a46d42b903418eJohann vpx_image_t *img_; 1061b362b15af34006e6a11974088a46d42b903418eJohann size_t raw_sz_; 1071b362b15af34006e6a11974088a46d42b903418eJohann unsigned int start_; 1081b362b15af34006e6a11974088a46d42b903418eJohann unsigned int limit_; 1091b362b15af34006e6a11974088a46d42b903418eJohann unsigned int frame_; 1101b362b15af34006e6a11974088a46d42b903418eJohann unsigned int width_; 1111b362b15af34006e6a11974088a46d42b903418eJohann unsigned int height_; 11291037db265ecdd914a26e056cf69207b4f50924ehkuang int framerate_numerator_; 11391037db265ecdd914a26e056cf69207b4f50924ehkuang int framerate_denominator_; 1141b362b15af34006e6a11974088a46d42b903418eJohann}; 1151b362b15af34006e6a11974088a46d42b903418eJohann 1161b362b15af34006e6a11974088a46d42b903418eJohann} // namespace libvpx_test 1171b362b15af34006e6a11974088a46d42b903418eJohann 1181b362b15af34006e6a11974088a46d42b903418eJohann#endif // TEST_I420_VIDEO_SOURCE_H_ 119