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rocDecode resize sample implementation (#285)

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* WIP: resize kernels

* hipified kernels for scaling from cuda

* updated videodecodeRGB sample for scaling

* added stream parameter to kernels

* add scale kernels using tex2d and NN

* enable tex2D kernels

* add NN resize kernels

* fixed scaling kernels

* fixed tex2D scaling kernel for UV scaling

* minor formatting

* address review comments

---------

Co-authored-by: Aryan Salmanpour <aryan.salmanpour@amd.com>
This commit is contained in:
Rajy Rawther
2024-03-18 05:32:19 -07:00
committed by GitHub
parent 4fcd988ec8
commit 39e274d02d
5 changed files with 509 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files
samples/videoDecodeRGB/CMakeLists.txt
+3 -1
View File
@@ -87,7 +87,9 @@ if(HIP_FOUND AND FFMPEG_FOUND AND ROCDECODE_FOUND)
list(APPEND SOURCES ${PROJECT_SOURCE_DIR}
videodecrgb.cpp
${CMAKE_CURRENT_SOURCE_DIR}/../../utils/rocvideodecode/roc_video_dec.cpp
${CMAKE_CURRENT_SOURCE_DIR}/../../utils/colorspace_kernels.cpp)
${CMAKE_CURRENT_SOURCE_DIR}/../../utils/colorspace_kernels.cpp
${CMAKE_CURRENT_SOURCE_DIR}/../../utils/resize_kernels.cpp)
add_executable(${PROJECT_NAME} ${SOURCES})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++17")
target_link_libraries(${PROJECT_NAME} ${LINK_LIBRARY_LIST})
samples/videoDecodeRGB/videodecrgb.cpp
+71 -16
View File
@@ -40,6 +40,7 @@ THE SOFTWARE.
#include "video_demuxer.h"
#include "roc_video_dec.h"
#include "colorspace_kernels.h"
#include "resize_kernels.h"
FILE *fpOut = nullptr;
enum OutputFormatEnum {
@@ -158,34 +159,70 @@ std::queue<uint8_t*> frame_queue[frame_buffers_size];
std::mutex mutex[frame_buffers_size];
std::condition_variable cv[frame_buffers_size];
void ColorSpaceConversionThread(std::atomic<bool>& continue_processing, bool convert_to_rgb, OutputSurfaceInfo **surf_info, OutputFormatEnum e_output_format,
uint8_t *p_rgb_dev_mem, bool dump_output_frames, std::string &output_file_path, RocVideoDecoder &viddec) {
size_t rgb_image_size;
void ColorSpaceConversionThread(std::atomic<bool>& continue_processing, bool convert_to_rgb, Dim *p_resize_dim, OutputSurfaceInfo **surf_info, OutputSurfaceInfo **res_surf_info,
OutputFormatEnum e_output_format, uint8_t *p_rgb_dev_mem, uint8_t *p_resize_dev_mem, bool dump_output_frames, std::string &output_file_path, RocVideoDecoder &viddec) {
size_t rgb_image_size, resize_image_size;
hipError_t hip_status = hipSuccess;
int current_frame_index = 0;
uint8_t *frame;
while (continue_processing || !frame_queue[current_frame_index].empty()) {
OutputSurfaceInfo *p_surf_info;
uint8_t *out_frame;
{
std::unique_lock<std::mutex> lock(mutex[current_frame_index]);
cv[current_frame_index].wait(lock, [&] {return !frame_queue[current_frame_index].empty() || !continue_processing;});
if (!continue_processing && frame_queue[current_frame_index].empty()) {
break;
}
p_surf_info = *surf_info;
// Get the current frame at the curren_buffer index for processing
frame = frame_queue[current_frame_index].front();
frame_queue[current_frame_index].pop();
out_frame = frame;
}
if (p_resize_dim->w && p_resize_dim->h && *res_surf_info) {
// check if the resize dims are different from output dims
// resize is needed since output dims are different from resize dims
// TODO:: the below code assumes NV12/P016 for decoded output surface. Modify to take other surface formats in future
if (((*surf_info)->output_width != p_resize_dim->w) || ((*surf_info)->output_height != p_resize_dim->h)) {
resize_image_size = p_resize_dim->w * (p_resize_dim->h + (p_resize_dim->h >> 1)) * (*surf_info)->bytes_per_pixel;
if (p_resize_dev_mem == nullptr && resize_image_size > 0) {
hip_status = hipMalloc(&p_resize_dev_mem, resize_image_size);
if (hip_status != hipSuccess) {
std::cerr << "ERROR: hipMalloc failed to allocate the device memory for the output!" << hip_status << std::endl;
return;
}
}
// call resize kernel
if ((*surf_info)->bytes_per_pixel == 2) {
ResizeP016(p_resize_dev_mem, p_resize_dim->w * 2, p_resize_dim->w, p_resize_dim->h, frame, (*surf_info)->output_pitch, (*surf_info)->output_width,
(*surf_info)->output_height, (frame + (*surf_info)->output_vstride * (*surf_info)->output_pitch), nullptr, viddec.GetStream());
} else {
ResizeNv12(p_resize_dev_mem, p_resize_dim->w, p_resize_dim->w, p_resize_dim->h, frame, (*surf_info)->output_pitch, (*surf_info)->output_width,
(*surf_info)->output_height, (frame + (*surf_info)->output_vstride * (*surf_info)->output_pitch), nullptr, viddec.GetStream());
}
(*res_surf_info)->output_width = p_resize_dim->w;
(*res_surf_info)->output_height = p_resize_dim->h;
(*res_surf_info)->output_pitch = p_resize_dim->w * (*surf_info)->bytes_per_pixel;
(*res_surf_info)->output_vstride = p_resize_dim->h;
(*res_surf_info)->output_surface_size_in_bytes = (*res_surf_info)->output_pitch * (p_resize_dim->h + (p_resize_dim->h >> 1));
(*res_surf_info)->mem_type = OUT_SURFACE_MEM_DEV_COPIED;
p_surf_info = *res_surf_info;
out_frame = p_resize_dev_mem;
}
}
if (convert_to_rgb) {
int rgb_width;
if ((*surf_info)->bit_depth == 8) {
rgb_width = ((*surf_info)->output_width + 1) & ~1; // has to be a multiple of 2 for hip colorconvert kernels
rgb_image_size = ((e_output_format == bgr) || (e_output_format == rgb)) ? rgb_width * (*surf_info)->output_height * 3 : rgb_width * (*surf_info)->output_height * 4;
if (p_surf_info->bit_depth == 8) {
rgb_width = (p_surf_info->output_width + 1) & ~1; // has to be a multiple of 2 for hip colorconvert kernels
rgb_image_size = ((e_output_format == bgr) || (e_output_format == rgb)) ? rgb_width * p_surf_info->output_height * 3 : rgb_width * p_surf_info->output_height * 4;
} else {
rgb_width = ((*surf_info)->output_width + 1) & ~1;
rgb_image_size = ((e_output_format == bgr) || (e_output_format == rgb)) ? rgb_width * (*surf_info)->output_height * 3 : ((e_output_format == bgr48) || (e_output_format == rgb48)) ?
rgb_width * (*surf_info)->output_height * 6 : rgb_width * (*surf_info)->output_height * 8;
rgb_width = (p_surf_info->output_width + 1) & ~1;
rgb_image_size = ((e_output_format == bgr) || (e_output_format == rgb)) ? rgb_width * p_surf_info->output_height * 3 : ((e_output_format == bgr48) || (e_output_format == rgb48)) ?
rgb_width * p_surf_info->output_height * 6 : rgb_width * p_surf_info->output_height * 8;
}
if (p_rgb_dev_mem == nullptr) {
hip_status = hipMalloc(&p_rgb_dev_mem, rgb_image_size);
@@ -194,18 +231,17 @@ void ColorSpaceConversionThread(std::atomic<bool>& continue_processing, bool con
return;
}
}
ColorConvertYUV2RGB(frame, *surf_info, p_rgb_dev_mem, e_output_format, viddec.GetStream());
ColorConvertYUV2RGB(out_frame, p_surf_info, p_rgb_dev_mem, e_output_format, viddec.GetStream());
}
if (dump_output_frames) {
if (convert_to_rgb)
DumpRGBImage(output_file_path, p_rgb_dev_mem, *surf_info, rgb_image_size);
DumpRGBImage(output_file_path, p_rgb_dev_mem, p_surf_info, rgb_image_size);
else
viddec.SaveFrameToFile(output_file_path, frame, *surf_info);
viddec.SaveFrameToFile(output_file_path, out_frame, p_surf_info);
}
cv[current_frame_index].notify_one();
current_frame_index = (current_frame_index + 1) % frame_buffers_size;
}
}
@@ -216,11 +252,13 @@ int main(int argc, char **argv) {
bool convert_to_rgb = false;
int device_id = 0;
Rect crop_rect = {};
Dim resize_dim = {};
Rect *p_crop_rect = nullptr;
size_t rgb_image_size;
uint32_t rgb_image_stride;
hipError_t hip_status = hipSuccess;
uint8_t *p_rgb_dev_mem = nullptr;
uint8_t *p_resize_dev_mem = nullptr;
OutputSurfaceMemoryType mem_type = OUT_SURFACE_MEM_DEV_INTERNAL;
OutputFormatEnum e_output_format = native;
int rgb_width;
@@ -268,6 +306,16 @@ int main(int argc, char **argv) {
p_crop_rect = &crop_rect;
continue;
}
if (!strcmp(argv[i], "-resize")) {
if (++i == argc || 2 != sscanf(argv[i], "%dx%d", &resize_dim.w, &resize_dim.h)) {
ShowHelpAndExit("-resize");
}
if (resize_dim.w % 2 == 1 || resize_dim.h % 2 == 1) {
std::cout << "Resizing dimensions must have width and height of even numbers" << std::endl;
exit(1);
}
continue;
}
if (!strcmp(argv[i], "-of")) {
if (++i == argc) {
ShowHelpAndExit("-of");
@@ -302,13 +350,13 @@ int main(int argc, char **argv) {
uint8_t *p_frame = nullptr;
int64_t pts = 0;
OutputSurfaceInfo *surf_info;
OutputSurfaceInfo *resize_surf_info = nullptr;
uint32_t width, height;
double total_dec_time = 0;
convert_to_rgb = e_output_format != native;
std::atomic<bool> continue_processing(true);
std::thread color_space_conversion_thread(ColorSpaceConversionThread, std::ref(continue_processing), std::ref(convert_to_rgb), &surf_info, std::ref(e_output_format),
std::ref(p_rgb_dev_mem), std::ref(dump_output_frames), std::ref(output_file_path), std::ref(viddec));
std::thread color_space_conversion_thread(ColorSpaceConversionThread, std::ref(continue_processing), std::ref(convert_to_rgb), &resize_dim, &surf_info, &resize_surf_info, std::ref(e_output_format),
std::ref(p_rgb_dev_mem), std::ref(p_resize_dev_mem), std::ref(dump_output_frames), std::ref(output_file_path), std::ref(viddec));
auto startTime = std::chrono::high_resolution_clock::now();
do {
@@ -318,6 +366,10 @@ int main(int argc, char **argv) {
std::cerr << "Error: Failed to get Output Image Info!" << std::endl;
break;
}
if (resize_dim.w && resize_dim.h && !resize_surf_info) {
resize_surf_info = new OutputSurfaceInfo;
memcpy(resize_surf_info, surf_info, sizeof(OutputSurfaceInfo));
}
int last_index = 0;
for (int i = 0; i < n_frames_returned; i++) {
@@ -386,6 +438,9 @@ int main(int argc, char **argv) {
std::cout << info_message << total_dec_time / n_frame << std::endl;
std::cout << "info: avg FPS: " << (n_frame / total_dec_time) * 1000 << std::endl;
}
if (resize_surf_info != nullptr) {
delete resize_surf_info;
}
} catch (const std::exception &ex) {
std::cout << ex.what() << std::endl;
exit(1);
utils/resize_kernels.cpp
+328
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@@ -0,0 +1,328 @@
/*
Copyright (c) 2023 - 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.
*/
#include "resize_kernels.h"
#include "roc_video_dec.h"
#if !defined(__HIP_NO_IMAGE_SUPPORT) || !__HIP_NO_IMAGE_SUPPORT
/**
* @brief low level HIP kernel for Resize using tex2d
*
* @tparam YuvUnitx2
* @param tex_y - text2D object Y pointer
* @param tex_uv - text2D object UV pointer
* @param p_dst - dst Y pointer
* @param p_dst_uv - dst UV pointer
* @param pitch - dst pitch
* @param width - dst width
* @param height - dst height
* @param fx_scale - xscale
* @param fy_scale - yscale
* @return
*/
template<typename YuvUnitx2>
static __global__ void ResizeHip(hipTextureObject_t tex_y, hipTextureObject_t tex_uv,
uint8_t *p_dst, uint8_t *p_dst_uv, int pitch, int width, int height,
float fx_scale, float fy_scale)
{
int ix = blockIdx.x * blockDim.x + threadIdx.x,
iy = blockIdx.y * blockDim.y + threadIdx.y;
if (ix >= width / 2 || iy >= height / 2) {
return;
}
int x = ix * 2, y = iy * 2;
typedef decltype(YuvUnitx2::x) YuvUnit;
const int max_yuv_value = (1 << (sizeof(YuvUnit) * 8)) - 1;
*(YuvUnitx2 *)(p_dst + y * pitch + x * sizeof(YuvUnit)) = YuvUnitx2 {
(YuvUnit)(tex2D<float>(tex_y, x * fx_scale, y * fy_scale) * max_yuv_value),
(YuvUnit)(tex2D<float>(tex_y, (x + 1) * fx_scale, y * fy_scale) * max_yuv_value)
};
y++;
*(YuvUnitx2 *)(p_dst + y * pitch + x * sizeof(YuvUnit)) = YuvUnitx2 {
(YuvUnit)(tex2D<float>(tex_y, x * fx_scale, y * fy_scale) * max_yuv_value),
(YuvUnit)(tex2D<float>(tex_y, (x + 1) * fx_scale, y * fy_scale) * max_yuv_value)
};
float2 uv = tex2D<float2>(tex_uv, ix * fx_scale, iy * fy_scale + 0.5f);
*(YuvUnitx2 *)(p_dst_uv + iy * pitch + ix * 2 * sizeof(YuvUnit)) = YuvUnitx2{ (YuvUnit)(uv.x * max_yuv_value), (YuvUnit)(uv.y * max_yuv_value) };
}
#endif
/**
* @brief low level HIP kernel for Resize using nearest neighbor interpolation
*
* @tparam YuvUnitx2
* @param p_src - src Y pointer
* @param p_src_uv - src UV pointer
* @param src_pitch - src pitch
* @param p_dst - dst Y pointer
* @param p_dst_uv - dst UV pointer
* @param pitch - dst pitch
* @param width - dst width
* @param height - dst height
* @param fx_scale - xscale
* @param fy_scale - yscale
* @return
*/
template<typename YuvUnitx2>
static __global__ void ResizeHip(uint8_t *p_src, uint8_t *p_src_uv, int src_pitch,
uint8_t *p_dst, uint8_t *p_dst_uv, int pitch, int width, int height, float fx_scale, float fy_scale) {
int ix = blockIdx.x * blockDim.x + threadIdx.x,
iy = blockIdx.y * blockDim.y + threadIdx.y;
if (ix >= width / 2 || iy >= height / 2) {
return;
}
int x = ix * 2, y = iy * 2;
typedef decltype(YuvUnitx2::x) YuvUnit;
uint8_t *p_src_y = p_src + src_pitch * static_cast<uint32_t>(fmaf(y, fy_scale, 0.5 * fy_scale));
*(YuvUnitx2 *)(p_dst + y * pitch + x * sizeof(YuvUnit)) = YuvUnitx2 {
*(YuvUnit *)(p_src_y + static_cast<uint>(fmaf(x, fx_scale, 0.5 * fx_scale)) * sizeof(YuvUnit)),
*(YuvUnit *)(p_src_y + static_cast<uint>(fmaf(x + 1, fx_scale, 0.5 * fx_scale) * sizeof(YuvUnit)))
};
y++;
p_src_y = p_src + src_pitch * static_cast<uint32_t>(fmaf(y, fy_scale, 0.5 * fy_scale));
*(YuvUnitx2 *)(p_dst + y * pitch + x * sizeof(YuvUnit)) = YuvUnitx2 {
*(YuvUnit *)(p_src_y + static_cast<uint>(fmaf(x, fx_scale, 0.5 * fx_scale)) * sizeof(YuvUnit)),
*(YuvUnit *)(p_src_y + static_cast<uint>(fmaf(x + 1, fx_scale, 0.5 * fx_scale)) * sizeof(YuvUnit))
};
YuvUnit *p_uv = (YuvUnit *) (p_src_uv + static_cast<uint>(fmaf(ix, fx_scale, fx_scale * 0.5)) * sizeof(YuvUnit) * 2 +
src_pitch * static_cast<uint>(fmaf(iy, fy_scale, 0.5 * fy_scale)));
*(YuvUnitx2 *)(p_dst_uv + iy * pitch + ix * 2 * sizeof(YuvUnit)) = YuvUnitx2{ (YuvUnit)p_uv[0], (YuvUnit)p_uv[1] };
}
template <typename YuvUnitx2>
static void Resize(unsigned char *p_dst, unsigned char* p_dst_uv, int dst_pitch, int dst_width, int dst_height,
unsigned char *p_src, unsigned char *p_src_uv, int src_pitch, int src_width, int src_height, hipStream_t hip_stream) {
#if !defined(__HIP_NO_IMAGE_SUPPORT) || !__HIP_NO_IMAGE_SUPPORT
hipResourceDesc res_desc = {};
res_desc.resType = hipResourceTypePitch2D;
res_desc.res.pitch2D.devPtr = p_src;
res_desc.res.pitch2D.desc = hipCreateChannelDesc<decltype(YuvUnitx2::x)>();
res_desc.res.pitch2D.width = src_width;
res_desc.res.pitch2D.height = src_height;
res_desc.res.pitch2D.pitchInBytes = src_pitch;
hipTextureDesc tex_desc = {};
tex_desc.filterMode = hipFilterModeLinear;
tex_desc.readMode = hipReadModeNormalizedFloat;
hipTextureObject_t tex_y=0;
HIP_API_CALL(hipCreateTextureObject(&tex_y, &res_desc, &tex_desc, NULL));
res_desc.res.pitch2D.devPtr = p_src_uv;
res_desc.res.pitch2D.desc = hipCreateChannelDesc<YuvUnitx2>();
res_desc.res.pitch2D.width = src_width >> 1;
res_desc.res.pitch2D.height = src_height / 2;
hipTextureObject_t tex_uv=0;
HIP_API_CALL(hipCreateTextureObject(&tex_uv, &res_desc, &tex_desc, NULL));
ResizeHip<YuvUnitx2> <<<dim3((dst_width + 31) / 32, (dst_height + 31) / 32), dim3(16, 16), 0, hip_stream >>>(tex_y, tex_uv, p_dst, p_dst_uv,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
HIP_API_CALL(hipDestroyTextureObject(tex_y));
HIP_API_CALL(hipDestroyTextureObject(tex_uv));
#else
ResizeHip<YuvUnitx2> <<<dim3((dst_width + 31) / 32, (dst_height + 31) / 32), dim3(16, 16), 0, hip_stream >>>(p_src, p_src_uv, src_pitch, p_dst, p_dst_uv,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
#endif
}
void ResizeNv12(unsigned char *p_dst_nv12, int dst_pitch, int dst_width, int dst_height, unsigned char *p_src_nv12,
int src_pitch, int src_width, int src_height, unsigned char* p_src_nv12_uv, unsigned char* p_dst_nv12_uv, hipStream_t hip_stream)
{
unsigned char* p_src_uv = p_src_nv12_uv ? p_src_nv12_uv : p_src_nv12 + (src_pitch*src_height);
unsigned char* p_dst_uv = p_dst_nv12_uv ? p_dst_nv12_uv : p_dst_nv12 + (dst_pitch*dst_height);
return Resize<uchar2>(p_dst_nv12, p_dst_uv, dst_pitch, dst_width, dst_height, p_src_nv12, p_src_uv, src_pitch, src_width, src_height, hip_stream);
}
void ResizeP016(unsigned char *p_dst_p016, int dst_pitch, int dst_width, int dst_height, unsigned char *p_src_p016,
int src_pitch, int src_width, int src_height, unsigned char* p_src_p016_uv, unsigned char* p_dst_p016_uv, hipStream_t hip_stream)
{
unsigned char* p_src_uv = p_src_p016_uv ? p_src_p016_uv : p_src_p016 + (src_pitch*src_height);
unsigned char* p_dst_uv = p_dst_p016_uv ? p_dst_p016_uv : p_dst_p016 + (dst_pitch*dst_height);
return Resize<ushort2>(p_dst_p016, p_dst_uv, dst_pitch, dst_width, dst_height, p_src_p016, p_src_uv, src_pitch, src_width, src_height, hip_stream);
}
#if !defined(__HIP_NO_IMAGE_SUPPORT) || !__HIP_NO_IMAGE_SUPPORT
static __global__ void Scale_tex2D(hipTextureObject_t tex_src, uint8_t *p_dst, int pitch, int width,
int height, float fx_scale, float fy_scale) {
int x = blockIdx.x * blockDim.x + threadIdx.x,
y = blockIdx.y * blockDim.y + threadIdx.y;
if (x >= width || y >= height) {
return;
}
*(unsigned char*)(p_dst + (y * pitch) + x) = (unsigned char)(fminf((tex2D<float>(tex_src, x * fx_scale, y * fy_scale)) * 255.0f, 255.0f));
}
static __global__ void Scale_UV_tex2D(hipTextureObject_t tex_src, uint8_t *p_dst, int pitch, int width,
int height, float fx_scale, float fy_scale) {
int x = blockIdx.x * blockDim.x + threadIdx.x,
y = blockIdx.y * blockDim.y + threadIdx.y;
if (x >= width || y >= height){
return;
}
float2 uv = tex2D<float2>(tex_src, x * fx_scale, y * fy_scale);
uchar2 dst_uv = uchar2{ (unsigned char)(fminf(uv.x * 255.0f, 255.0f)), (unsigned char)(fminf(uv.y * 255.0f, 255.0f)) };
*(uchar2*)(p_dst + (y * pitch) + 2 * x) = dst_uv;
}
#endif
static __global__ void Scale(uint8_t *p_src, int src_pitch, uint8_t *p_dst, int pitch, int width,
int height, float fx_scale, float fy_scale) {
int x = blockIdx.x * blockDim.x + threadIdx.x,
y = blockIdx.y * blockDim.y + threadIdx.y;
if (x >= width || y >= height){
return;
}
// do nearest neighbor interpolation
uint8_t *p_src_xy = p_src + src_pitch * static_cast<uint>(fmaf(y, fy_scale, 0.5 * fy_scale)) + static_cast<uint>(fmaf(x, fx_scale, 0.5*fx_scale));
*(uint8_t*)(p_dst + (y * pitch) + x) = *p_src_xy;
}
static __global__ void Scale_UV(uint8_t *p_src, int src_pitch, uint8_t *p_dst, int pitch, int width,
int height, float fx_scale, float fy_scale) {
int x = blockIdx.x * blockDim.x + threadIdx.x,
y = blockIdx.y * blockDim.y + threadIdx.y;
if (x >= width || y >= height) {
return;
}
// do nearest neighbor interpolation
uint8_t *p_src_uv = p_src + src_pitch * static_cast<uint>(fmaf(y , fy_scale, 0.5 * fy_scale)) + static_cast<uint>(fmaf(x, fx_scale, 0.5 * fx_scale)) * 2;
uchar2 dst_uv = uchar2{ p_src_uv[0], p_src_uv[1] };
*(uchar2*)(p_dst + (y * pitch) + 2 * x) = dst_uv;
}
/**
* @brief Resize a single plane of Y/U/V or UV interleaved (reserved for future)
*
* @param dp_dst - dest pointer
* @param dst_pitch - Pitch of the dst plane
* @param dst_width - Width of the dst plane
* @param dst_height - Height of the dst plane
* @param dp_src - source pointer
* @param src_pitch - source pitch
* @param src_width - source width
* @param src_height - source height
* @param b_resize_uv - to resize UV plance or not
* @param hip_stream - Stream for launching the kernel
*/
void ResizeYUVHipLaunchKernel(uint8_t *dp_dst, int dst_pitch, int dst_width, int dst_height, uint8_t *dp_src, int src_pitch,
int src_width, int src_height, bool b_resize_uv, hipStream_t hip_stream) {
#if !defined(__HIP_NO_IMAGE_SUPPORT) || !__HIP_NO_IMAGE_SUPPORT
hipResourceDesc res_desc = {};
res_desc.resType = hipResourceTypePitch2D;
res_desc.res.pitch2D.devPtr = dp_src;
res_desc.res.pitch2D.desc = b_resize_uv ? hipCreateChannelDesc<uchar2>() : hipCreateChannelDesc<unsigned char>();
res_desc.res.pitch2D.width = src_width;
res_desc.res.pitch2D.height = src_height;
res_desc.res.pitch2D.pitchInBytes = src_pitch;
hipTextureDesc tex_desc = {};
tex_desc.filterMode = hipFilterModeLinear;
tex_desc.readMode = hipReadModeNormalizedFloat;
tex_desc.addressMode[0] = hipAddressModeClamp;
tex_desc.addressMode[1] = hipAddressModeClamp;
tex_desc.addressMode[2] = hipAddressModeClamp;
hipTextureObject_t tex_src = 0;
HIP_API_CALL(hipCreateTextureObject(&tex_src, &res_desc, &tex_desc, NULL));
dim3 blockSize(16, 16, 1);
dim3 gridSize(((uint32_t)dst_width + blockSize.x - 1) / blockSize.x, ((uint32_t)dst_height + blockSize.y - 1) / blockSize.y, 1);
if (b_resize_uv){
Scale_UV_tex2D <<<gridSize, blockSize, 0, hip_stream >>>(tex_src, dp_dst,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
}
else{
Scale_tex2D <<<gridSize, blockSize, 0, hip_stream >>>(tex_src, dp_dst,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
}
HIP_API_CALL(hipGetLastError());
HIP_API_CALL(hipDestroyTextureObject(tex_src));
#else
dim3 blockSize(16, 16, 1);
dim3 gridSize(((uint32_t)dst_width + blockSize.x - 1) / blockSize.x, ((uint32_t)dst_height + blockSize.y - 1) / blockSize.y, 1);
if (b_resize_uv) {
Scale_UV <<<gridSize, blockSize, 0, hip_stream >>>(dp_src, src_pitch, dp_dst,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
}
else {
Scale <<<gridSize, blockSize, 0, hip_stream >>>(dp_src, src_pitch, dp_dst,
dst_pitch, dst_width, dst_height, 1.0f * src_width / dst_width, 1.0f * src_height / dst_height);
}
#endif
}
void ResizeYUV420(uint8_t *p_dst_y,
uint8_t* p_dst_u,
uint8_t* p_dst_v,
int dst_pitch_y,
int dst_pitch_uv,
int dst_width,
int dst_height,
uint8_t *p_src_y,
uint8_t* p_src_u,
uint8_t* p_src_v,
int src_pitch_y,
int src_pitch_uv,
int src_width,
int src_height,
bool b_nv12,
hipStream_t hip_stream) {
int uv_width_dst = (dst_width + 1) >> 1;
int uv_height_dst = (dst_width + 1) >> 1;
int uv_width_src = (src_width + 1) >> 1;
int uv_height_src = (src_height + 1) >> 1;
// Scale Y plane
ResizeYUVHipLaunchKernel(p_dst_y, dst_pitch_y, dst_width, dst_height, p_src_y, src_pitch_y, src_width, src_height, 0, hip_stream);
if (b_nv12) {
ResizeYUVHipLaunchKernel(p_dst_u, dst_pitch_uv, uv_width_dst, uv_height_dst, p_src_u, src_pitch_uv, uv_width_src, uv_height_src, b_nv12, hip_stream);
} else {
ResizeYUVHipLaunchKernel(p_dst_u, dst_pitch_uv, uv_width_dst, uv_height_dst, p_src_u, src_pitch_uv, uv_width_src, uv_height_src, b_nv12, hip_stream);
ResizeYUVHipLaunchKernel(p_dst_v, dst_pitch_uv, uv_width_dst, uv_height_dst, p_src_v, src_pitch_uv, uv_width_src, uv_height_src, b_nv12, hip_stream);
}
}
utils/resize_kernels.h
+103
View File
@@ -0,0 +1,103 @@
/*
Copyright (c) 2023 - 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.
*/
#pragma once
#include <stdint.h>
#include <hip/hip_runtime.h>
/**
* @brief Function to resize both planes of an NV12 image
*
*
* @param p_dst_nv12 - destination pointer Y plane
* @param dst_pitch - destination pitch
* @param dst_width - destination width
* @param dst_height - destination height
* @param p_src_nv12 - source pointer
* @param src_pitch - source pitch
* @param src_width - source width
* @param src_height - source height
* @param p_src_nv12_uv - source pointer of UV plane
* @param hip_stream - Stream for launching the kernel
*/
void ResizeNv12(uint8_t *p_dst_nv12, int dst_pitch, int dst_width, int dst_height, uint8_t *p_src_nv12,
int src_pitch, int src_width, int src_height, unsigned char* p_src_nv12_uv, unsigned char* p_dst_nv12_uv, hipStream_t hip_stream);
/**
* @brief
*
* @param p_dst_p016
* @param dst_pitch
* @param dst_width
* @param dst_height
* @param p_src_p016
* @param src_pitch
* @param src_width
* @param src_height
* @param p_src_p016_uv
* @param p_dst_p016_uv
* @param hip_stream - Stream for launching the kernel
*/
void ResizeP016(uint8_t *p_dst_p016, int dst_pitch, int dst_width, int dst_height, uint8_t *p_src_p016, int src_pitch,
int src_width, int src_height, unsigned char* p_src_p016_uv, unsigned char* p_dst_p016_uv, hipStream_t hip_stream);
/**
* @brief Function to resize 420 YUV image
*
* @param p_dst_y - Destination Y plane pointer
* @param p_dst_u - Destination U plane pointer
* @param p_dst_v - Destination V plane pointer
* @param dst_pitch_y - Destination Pitch Y
* @param dst_pitch_uv - Destination Pitch UV
* @param dst_width - Destination Width
* @param dst_height - Destination Height
* @param p_src_y - Src Y plane pointer
* @param p_src_u - Src U plane pointer
* @param p_src_v - Src V plane pointer
* @param src_pitch_y - Src Pitch Y
* @param src_pitch_uv - Src Pitch UV
* @param src_width - Src Width
* @param src_height - Src Height
* @param b_nv12 - Is uv interleaved?
* @param hip_stream - Stream for launching the kernel
*/
void ResizeYUV420(uint8_t *p_dst_y, uint8_t* p_dst_u, uint8_t* p_dst_v, int dst_pitch_y, int dst_pitch_uv,
int dst_width, int dst_height, uint8_t *p_src_y, uint8_t* p_src_u, uint8_t* p_src_v,
int src_pitch_y, int src_pitch_uv, int src_width, int src_height, bool b_nv12 = false, hipStream_t hip_stream = nullptr);
/**
* @brief The function to launch ResizeYUV HIP kernel
*
* @param dp_dst - dest pointer
* @param dst_pitch - Pitch of the dst plane
* @param dst_width - Width of the dst plane
* @param dst_height - Height of the dst plane
* @param dp_src - source pointer
* @param src_pitch - source pitch
* @param src_width - source width
* @param src_height - source height
* @param b_resize_uv - to resize UV plance or not
* @param hip_stream - Stream for launching the kernel
*/
void ResizeYUVHipLaunchKernel(uint8_t *dp_dst, int dst_pitch, int dst_width, int dst_height, uint8_t *dp_src, int src_pitch,
int src_width, int src_height, bool b_resize_uv = false, hipStream_t hip_stream = nullptr);
utils/rocvideodecode/roc_video_dec.h
+4
View File
@@ -124,6 +124,10 @@ struct Rect {
int bottom;
};
struct Dim {
int w, h;
};
static inline int align(int value, int alignment) {
return (value + alignment - 1) & ~(alignment - 1);
}