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rocm-systems/samples/rocjpeg_samples_utils.h
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/*
Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#ifndef ROC_JPEG_SAMPLES_COMMON
#define ROC_JPEG_SAMPLES_COMMON
#pragma once
#include <iostream>
#include <fstream>
#include <iomanip>
#include <string>
#include <vector>
#include <thread>
#include <mutex>
#if __cplusplus >= 201703L && __has_include(<filesystem>)
#include <filesystem>
#else
#include <experimental/filesystem>
#endif
#include <chrono>
#include "rocjpeg.h"
#define CHECK_ROCJPEG(call) { \
RocJpegStatus rocjpeg_status = (call); \
if (rocjpeg_status != ROCJPEG_STATUS_SUCCESS) { \
std::cerr << #call << " returned " << rocJpegGetErrorName(rocjpeg_status) << " at " << __FILE__ << ":" << __LINE__ << std::endl;\
exit(1); \
} \
}
#define CHECK_HIP(call) { \
hipError_t hip_status = (call); \
if (hip_status != hipSuccess) { \
std::cout << "rocJPEG failure: '#" << hip_status << "' at " << __FILE__ << ":" << __LINE__ << std::endl;\
exit(1); \
} \
}
class RocJpegUtils {
public:
RocJpegUtils() {};
static void ParseCommandLine(std::string &input_path, std::string &output_file_path, bool &save_images, int &device_id,
RocJpegBackend &rocjpeg_backend, RocJpegDecodeParams &decode_params, int *num_threads, int argc, char *argv[]);
static bool GetFilePaths(std::string &input_path, std::vector<std::string> &file_paths, bool &is_dir, bool &is_file);
static bool InitHipDevice(int device_id);
void GetChromaSubsamplingStr(RocJpegChromaSubsampling subsampling, std::string &chroma_sub_sampling);
int GetChannelPitchAndSizes(RocJpegOutputFormat output_format, RocJpegChromaSubsampling subsampling, uint32_t *widths, uint32_t *heights,
uint32_t &num_channels, RocJpegImage &output_image, uint32_t *channel_sizes);
void GetOutputFileExt(RocJpegOutputFormat output_format, std::string &base_file_name, uint32_t image_width, uint32_t image_height, std::string &file_name_for_saving);
void SaveImage(std::string output_file_name, RocJpegImage *output_image, uint32_t img_width, uint32_t img_height,
RocJpegChromaSubsampling subsampling, RocJpegOutputFormat output_format);
private:
static void ShowHelpAndExit(const char *option = nullptr, bool show_threads = false);
};
void RocJpegUtils::ShowHelpAndExit(const char *option, bool show_threads) {
std::cout << "Options:\n"
"-i [input path] - input path to a single JPEG image or a directory containing JPEG images - [required]\n"
"-be [backend] - select rocJPEG backend (0 for hardware-accelerated JPEG decoding using VCN,\n"
" 1 for hybrid JPEG decoding using CPU and GPU HIP kernels (currently not supported)) [optional - default: 0]\n"
"-fmt [output format] - select rocJPEG output format for decoding, one of the [native, yuv, y, rgb, rgb_planar] - [optional - default: native]\n"
"-o [output path] - path to an output file or a path to a directory - write decoded images to a file or directory based on selected output format - [optional]\n"
"-d [device id] - specify the GPU device id for the desired device (use 0 for the first device, 1 for the second device, and so on) [optional - default: 0]\n";
if (show_threads) {
std::cout << "-t [threads] - number of threads for parallel JPEG decoding - [optional - default: 2]\n";
}
exit(0);
}
void RocJpegUtils::ParseCommandLine(std::string &input_path, std::string &output_file_path, bool &save_images, int &device_id,
RocJpegBackend &rocjpeg_backend, RocJpegDecodeParams &decode_params, int *num_threads, int argc, char *argv[]) {
if(argc <= 1) {
ShowHelpAndExit("", num_threads != nullptr);
}
for (int i = 1; i < argc; i++) {
if (!strcmp(argv[i], "-h")) {
ShowHelpAndExit("", num_threads != nullptr);
}
if (!strcmp(argv[i], "-i")) {
if (++i == argc) {
ShowHelpAndExit("-i", num_threads != nullptr);
}
input_path = argv[i];
continue;
}
if (!strcmp(argv[i], "-o")) {
if (++i == argc) {
ShowHelpAndExit("-o", num_threads != nullptr);
}
output_file_path = argv[i];
save_images = true;
continue;
}
if (!strcmp(argv[i], "-d")) {
if (++i == argc) {
ShowHelpAndExit("-d", num_threads != nullptr);
}
device_id = atoi(argv[i]);
continue;
}
if (!strcmp(argv[i], "-be")) {
if (++i == argc) {
ShowHelpAndExit("-be", num_threads != nullptr);
}
rocjpeg_backend = static_cast<RocJpegBackend>(atoi(argv[i]));
continue;
}
if (!strcmp(argv[i], "-fmt")) {
if (++i == argc) {
ShowHelpAndExit("-fmt", num_threads != nullptr);
}
std::string selected_output_format = argv[i];
if (selected_output_format == "native") {
decode_params.output_format = ROCJPEG_OUTPUT_NATIVE;
} else if (selected_output_format == "yuv") {
decode_params.output_format = ROCJPEG_OUTPUT_YUV_PLANAR;
} else if (selected_output_format == "y") {
decode_params.output_format = ROCJPEG_OUTPUT_Y;
} else if (selected_output_format == "rgb") {
decode_params.output_format = ROCJPEG_OUTPUT_RGB;
} else if (selected_output_format == "rgb_planar") {
decode_params.output_format = ROCJPEG_OUTPUT_RGB_PLANAR;
} else {
ShowHelpAndExit(argv[i], num_threads != nullptr);
}
continue;
}
if (!strcmp(argv[i], "-t")) {
if (++i == argc) {
ShowHelpAndExit("-t", num_threads != nullptr);
}
if (num_threads != nullptr)
*num_threads = atoi(argv[i]);
continue;
}
ShowHelpAndExit(argv[i], num_threads != nullptr);
}
}
bool RocJpegUtils::GetFilePaths(std::string &input_path, std::vector<std::string> &file_paths, bool &is_dir, bool &is_file) {
#if __cplusplus >= 201703L && __has_include(<filesystem>)
is_dir = std::filesystem::is_directory(input_path);
is_file = std::filesystem::is_regular_file(input_path);
#else
is_dir = std::experimental::filesystem::is_directory(input_path);
is_file = std::experimental::filesystem::is_regular_file(input_path);
#endif
if (is_dir) {
#if __cplusplus >= 201703L && __has_include(<filesystem>)
for (const auto &entry : std::filesystem::directory_iterator(input_path))
#else
for (const auto &entry : std::experimental::filesystem::directory_iterator(input_path))
#endif
file_paths.push_back(entry.path());
} else if (is_file) {
file_paths.push_back(input_path);
} else {
std::cerr << "ERROR: the input path is not valid!" << std::endl;
return false;
}
return true;
}
bool RocJpegUtils::InitHipDevice(int device_id) {
int num_devices;
hipDeviceProp_t hip_dev_prop;
CHECK_HIP(hipGetDeviceCount(&num_devices));
if (num_devices < 1) {
std::cerr << "ERROR: didn't find any GPU!" << std::endl;
return false;
}
if (device_id >= num_devices) {
std::cerr << "ERROR: the requested device_id is not found!" << std::endl;
return false;
}
CHECK_HIP(hipSetDevice(device_id));
CHECK_HIP(hipGetDeviceProperties(&hip_dev_prop, device_id));
std::cout << "Using GPU device " << device_id << ": " << hip_dev_prop.name << "[" << hip_dev_prop.gcnArchName << "] on PCI bus " <<
std::setfill('0') << std::setw(2) << std::right << std::hex << hip_dev_prop.pciBusID << ":" << std::setfill('0') << std::setw(2) <<
std::right << std::hex << hip_dev_prop.pciDomainID << "." << hip_dev_prop.pciDeviceID << std::dec << std::endl;
return true;
}
void RocJpegUtils::GetChromaSubsamplingStr(RocJpegChromaSubsampling subsampling, std::string &chroma_sub_sampling) {
switch (subsampling) {
case ROCJPEG_CSS_444:
chroma_sub_sampling = "YUV 4:4:4";
break;
case ROCJPEG_CSS_440:
chroma_sub_sampling = "YUV 4:4:0";
break;
case ROCJPEG_CSS_422:
chroma_sub_sampling = "YUV 4:2:2";
break;
case ROCJPEG_CSS_420:
chroma_sub_sampling = "YUV 4:2:0";
break;
case ROCJPEG_CSS_411:
chroma_sub_sampling = "YUV 4:1:1";
break;
case ROCJPEG_CSS_400:
chroma_sub_sampling = "YUV 4:0:0";
break;
case ROCJPEG_CSS_UNKNOWN:
chroma_sub_sampling = "UNKNOWN";
break;
default:
chroma_sub_sampling = "";
break;
}
}
int RocJpegUtils::GetChannelPitchAndSizes(RocJpegOutputFormat output_format, RocJpegChromaSubsampling subsampling, uint32_t *widths, uint32_t *heights,
uint32_t &num_channels, RocJpegImage &output_image, uint32_t *channel_sizes) {
switch (output_format) {
case ROCJPEG_OUTPUT_NATIVE:
switch (subsampling) {
case ROCJPEG_CSS_444:
num_channels = 3;
output_image.pitch[2] = output_image.pitch[1] = output_image.pitch[0] = widths[0];
channel_sizes[2] = channel_sizes[1] = channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
case ROCJPEG_CSS_422:
num_channels = 1;
output_image.pitch[0] = widths[0] * 2;
channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
case ROCJPEG_CSS_420:
num_channels = 2;
output_image.pitch[1] = output_image.pitch[0] = widths[0];
channel_sizes[0] = output_image.pitch[0] * heights[0];
channel_sizes[1] = output_image.pitch[1] * (heights[0] >> 1);
break;
case ROCJPEG_CSS_400:
num_channels = 1;
output_image.pitch[0] = widths[0];
channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
default:
std::cout << "Unknown chroma subsampling!" << std::endl;
return EXIT_FAILURE;
}
break;
case ROCJPEG_OUTPUT_YUV_PLANAR:
if (subsampling == ROCJPEG_CSS_400) {
num_channels = 1;
output_image.pitch[0] = widths[0];
channel_sizes[0] = output_image.pitch[0] * heights[0];
} else {
num_channels = 3;
output_image.pitch[0] = widths[0];
output_image.pitch[1] = widths[1];
output_image.pitch[2] = widths[2];
channel_sizes[0] = output_image.pitch[0] * heights[0];
channel_sizes[1] = output_image.pitch[1] * heights[1];
channel_sizes[2] = output_image.pitch[2] * heights[2];
}
break;
case ROCJPEG_OUTPUT_Y:
num_channels = 1;
output_image.pitch[0] = widths[0];
channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
case ROCJPEG_OUTPUT_RGB:
num_channels = 1;
output_image.pitch[0] = widths[0] * 3;
channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
case ROCJPEG_OUTPUT_RGB_PLANAR:
num_channels = 3;
output_image.pitch[2] = output_image.pitch[1] = output_image.pitch[0] = widths[0];
channel_sizes[2] = channel_sizes[1] = channel_sizes[0] = output_image.pitch[0] * heights[0];
break;
default:
std::cout << "Unknown output format!" << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
void RocJpegUtils::GetOutputFileExt(RocJpegOutputFormat output_format, std::string &base_file_name, uint32_t image_width, uint32_t image_height, std::string &file_name_for_saving) {
std::string file_extension;
std::string::size_type const p(base_file_name.find_last_of('.'));
std::string file_name_no_ext = base_file_name.substr(0, p);
switch (output_format) {
case ROCJPEG_OUTPUT_NATIVE:
file_extension = "native";
break;
case ROCJPEG_OUTPUT_YUV_PLANAR:
file_extension = "yuv";
break;
case ROCJPEG_OUTPUT_Y:
file_extension = "y";
break;
case ROCJPEG_OUTPUT_RGB:
file_extension = "rgb";
break;
case ROCJPEG_OUTPUT_RGB_PLANAR:
file_extension = "rgb_planar";
break;
default:
file_extension = "";
break;
}
file_name_for_saving += "//" + file_name_no_ext + "_" + std::to_string(image_width) + "x"
+ std::to_string(image_height) + "." + file_extension;
}
void RocJpegUtils::SaveImage(std::string output_file_name, RocJpegImage *output_image, uint32_t img_width, uint32_t img_height,
RocJpegChromaSubsampling subsampling, RocJpegOutputFormat output_format) {
uint8_t *hst_ptr = nullptr;
FILE *fp;
hipError_t hip_status = hipSuccess;
if (output_image == nullptr || output_image->channel[0] == nullptr || output_image->pitch[0] == 0) {
return;
}
uint32_t widths[ROCJPEG_MAX_COMPONENT] = {};
uint32_t heights[ROCJPEG_MAX_COMPONENT] = {};
switch (output_format) {
case ROCJPEG_OUTPUT_NATIVE:
switch (subsampling) {
case ROCJPEG_CSS_444:
widths[2] = widths[1] = widths[0] = img_width;
heights[2] = heights[1] = heights[0] = img_height;
break;
case ROCJPEG_CSS_422:
widths[0] = img_width * 2;
heights[0] = img_height;
break;
case ROCJPEG_CSS_420:
widths[1] = widths[0] = img_width;
heights[0] = img_height;
heights[1] = img_height >> 1;
break;
case ROCJPEG_CSS_400:
widths[0] = img_width;
heights[0] = img_height;
break;
default:
std::cout << "Unknown chroma subsampling!" << std::endl;
return;
}
break;
case ROCJPEG_OUTPUT_YUV_PLANAR:
switch (subsampling) {
case ROCJPEG_CSS_444:
widths[2] = widths[1] = widths[0] = img_width;
heights[2] = heights[1] = heights[0] = img_height;
break;
case ROCJPEG_CSS_422:
widths[0] = img_width;
widths[2] = widths[1] = widths[0] >> 1;
heights[2] = heights[1] = heights[0] = img_height;
break;
case ROCJPEG_CSS_420:
widths[0] = img_width;
widths[2] = widths[1] = widths[0] >> 1;
heights[0] = img_height;
heights[2] = heights[1] = img_height >> 1;
break;
case ROCJPEG_CSS_400:
widths[0] = img_width;
heights[0] = img_height;
break;
default:
std::cout << "Unknown chroma subsampling!" << std::endl;
return;
}
break;
case ROCJPEG_OUTPUT_Y:
widths[0] = img_width;
heights[0] = img_height;
break;
case ROCJPEG_OUTPUT_RGB:
widths[0] = img_width * 3;
heights[0] = img_height;
break;
case ROCJPEG_OUTPUT_RGB_PLANAR:
widths[2] = widths[1] = widths[0] = img_width;
heights[2] = heights[1] = heights[0] = img_height;
break;
default:
std::cout << "Unknown output format!" << std::endl;
return;
}
uint32_t channel0_size = output_image->pitch[0] * heights[0];
uint32_t channel1_size = output_image->pitch[1] * heights[1];
uint32_t channel2_size = output_image->pitch[2] * heights[2];
uint32_t output_image_size = channel0_size + channel1_size + channel2_size;
if (hst_ptr == nullptr) {
hst_ptr = new uint8_t [output_image_size];
}
CHECK_HIP(hipMemcpyDtoH((void *)hst_ptr, output_image->channel[0], channel0_size));
uint8_t *tmp_hst_ptr = hst_ptr;
fp = fopen(output_file_name.c_str(), "wb");
if (fp) {
// write channel0
if (widths[0] == output_image->pitch[0]) {
fwrite(hst_ptr, 1, channel0_size, fp);
} else {
for (int i = 0; i < heights[0]; i++) {
fwrite(tmp_hst_ptr, 1, widths[0], fp);
tmp_hst_ptr += output_image->pitch[0];
}
}
// write channel1
if (channel1_size != 0 && output_image->channel[1] != nullptr) {
uint8_t *channel1_hst_ptr = hst_ptr + channel0_size;
CHECK_HIP(hipMemcpyDtoH((void *)channel1_hst_ptr, output_image->channel[1], channel1_size));
if (widths[1] == output_image->pitch[1]) {
fwrite(channel1_hst_ptr, 1, channel1_size, fp);
} else {
for (int i = 0; i < heights[1]; i++) {
fwrite(channel1_hst_ptr, 1, widths[1], fp);
channel1_hst_ptr += output_image->pitch[1];
}
}
}
// write channel2
if (channel2_size != 0 && output_image->channel[2] != nullptr) {
uint8_t *channel2_hst_ptr = hst_ptr + channel0_size + channel1_size;
CHECK_HIP(hipMemcpyDtoH((void *)channel2_hst_ptr, output_image->channel[2], channel2_size));
if (widths[2] == output_image->pitch[2]) {
fwrite(channel2_hst_ptr, 1, channel2_size, fp);
} else {
for (int i = 0; i < heights[2]; i++) {
fwrite(channel2_hst_ptr, 1, widths[2], fp);
channel2_hst_ptr += output_image->pitch[2];
}
}
}
fclose(fp);
}
if (hst_ptr != nullptr) {
delete [] hst_ptr;
hst_ptr = nullptr;
tmp_hst_ptr = nullptr;
}
}
#endif //ROC_JPEG_SAMPLES_COMMON
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