mazmazz
parent
af9e2365b9
commit
31d5735964
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@ -1,122 +0,0 @@
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cmake_minimum_required(VERSION 2.8.11)
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project(SDL2 C)
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# Global settings for all of the test targets
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# FIXME: is this wrong?
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remove_definitions(-DUSING_GENERATED_CONFIG_H)
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link_libraries(SDL2_test SDL2-static)
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# FIXME: Parent directory CMakeLists.txt only sets these for mingw/cygwin,
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# but we need them for VS as well.
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if(WINDOWS)
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link_libraries(SDL2main)
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add_definitions(-Dmain=SDL_main)
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endif()
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add_executable(checkkeys checkkeys.c)
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add_executable(loopwave loopwave.c)
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add_executable(loopwavequeue loopwavequeue.c)
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add_executable(testresample testresample.c)
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add_executable(testaudioinfo testaudioinfo.c)
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file(GLOB TESTAUTOMATION_SOURCE_FILES testautomation*.c)
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add_executable(testautomation ${TESTAUTOMATION_SOURCE_FILES})
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add_executable(testmultiaudio testmultiaudio.c)
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add_executable(testaudiohotplug testaudiohotplug.c)
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add_executable(testaudiocapture testaudiocapture.c)
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add_executable(testatomic testatomic.c)
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add_executable(testintersections testintersections.c)
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add_executable(testrelative testrelative.c)
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add_executable(testhittesting testhittesting.c)
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add_executable(testdraw2 testdraw2.c)
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add_executable(testdrawchessboard testdrawchessboard.c)
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add_executable(testdropfile testdropfile.c)
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add_executable(testerror testerror.c)
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add_executable(testfile testfile.c)
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add_executable(testgamecontroller testgamecontroller.c)
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add_executable(testgesture testgesture.c)
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add_executable(testgl2 testgl2.c)
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add_executable(testgles testgles.c)
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add_executable(testgles2 testgles2.c)
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add_executable(testhaptic testhaptic.c)
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add_executable(testhotplug testhotplug.c)
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add_executable(testrumble testrumble.c)
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add_executable(testthread testthread.c)
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add_executable(testiconv testiconv.c)
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add_executable(testime testime.c)
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add_executable(testjoystick testjoystick.c)
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add_executable(testkeys testkeys.c)
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add_executable(testloadso testloadso.c)
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add_executable(testlock testlock.c)
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if(APPLE)
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add_executable(testnative testnative.c
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testnativecocoa.m
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testnativex11.c)
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elseif(WINDOWS)
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add_executable(testnative testnative.c testnativew32.c)
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elseif(UNIX)
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add_executable(testnative testnative.c testnativex11.c)
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endif()
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add_executable(testoverlay2 testoverlay2.c testyuv_cvt.c)
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add_executable(testplatform testplatform.c)
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add_executable(testpower testpower.c)
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add_executable(testfilesystem testfilesystem.c)
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add_executable(testrendertarget testrendertarget.c)
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add_executable(testscale testscale.c)
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add_executable(testsem testsem.c)
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add_executable(testshader testshader.c)
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add_executable(testshape testshape.c)
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add_executable(testsprite2 testsprite2.c)
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add_executable(testspriteminimal testspriteminimal.c)
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add_executable(teststreaming teststreaming.c)
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add_executable(testtimer testtimer.c)
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add_executable(testver testver.c)
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add_executable(testviewport testviewport.c)
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add_executable(testwm2 testwm2.c)
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add_executable(testyuv testyuv.c testyuv_cvt.c)
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add_executable(torturethread torturethread.c)
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add_executable(testrendercopyex testrendercopyex.c)
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add_executable(testmessage testmessage.c)
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add_executable(testdisplayinfo testdisplayinfo.c)
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add_executable(testqsort testqsort.c)
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add_executable(testbounds testbounds.c)
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add_executable(testcustomcursor testcustomcursor.c)
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add_executable(controllermap controllermap.c)
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add_executable(testvulkan testvulkan.c)
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# HACK: Dummy target to cause the resource files to be copied to the build directory.
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# Need to make it an executable so we can use the TARGET_FILE_DIR generator expression.
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# This is needed so they get copied to the correct Debug/Release subdirectory in Xcode.
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file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/resources_dummy.c "int main(int argc, const char **argv){ return 1; }\n")
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add_executable(SDL2_test_resoureces ${CMAKE_CURRENT_BINARY_DIR}/resources_dummy.c)
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file(GLOB RESOURCE_FILES *.bmp *.wav)
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foreach(RESOURCE_FILE ${RESOURCE_FILES})
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add_custom_command(TARGET SDL2_test_resoureces POST_BUILD COMMAND ${CMAKE_COMMAND} ARGS -E copy_if_different ${RESOURCE_FILE} $<TARGET_FILE_DIR:SDL2_test_resoureces>)
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endforeach(RESOURCE_FILE)
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file(COPY ${RESOURCE_FILES} DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
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# TODO: Might be easier to make all targets depend on the resources...?
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add_dependencies(testscale SDL2_test_resoureces)
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add_dependencies(testrendercopyex SDL2_test_resoureces)
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add_dependencies(controllermap SDL2_test_resoureces)
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add_dependencies(testyuv SDL2_test_resoureces)
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add_dependencies(testgamecontroller SDL2_test_resoureces)
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add_dependencies(testshape SDL2_test_resoureces)
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add_dependencies(testshader SDL2_test_resoureces)
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add_dependencies(testnative SDL2_test_resoureces)
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add_dependencies(testspriteminimal SDL2_test_resoureces)
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add_dependencies(testautomation SDL2_test_resoureces)
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add_dependencies(testcustomcursor SDL2_test_resoureces)
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add_dependencies(testrendertarget SDL2_test_resoureces)
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add_dependencies(testsprite2 SDL2_test_resoureces)
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add_dependencies(loopwave SDL2_test_resoureces)
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add_dependencies(loopwavequeue SDL2_test_resoureces)
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add_dependencies(testresample SDL2_test_resoureces)
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add_dependencies(testaudiohotplug SDL2_test_resoureces)
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add_dependencies(testmultiaudio SDL2_test_resoureces)
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Binary file not shown.
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Before Width: | Height: | Size: 722 KiB |
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@ -1,455 +0,0 @@
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/*
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Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "SDL.h"
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#include "SDL_test_font.h"
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#include "testyuv_cvt.h"
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/* 422 (YUY2, etc) formats are the largest */
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#define MAX_YUV_SURFACE_SIZE(W, H, P) (H*4*(W+P+1)/2)
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/* Return true if the YUV format is packed pixels */
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static SDL_bool is_packed_yuv_format(Uint32 format)
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{
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return (format == SDL_PIXELFORMAT_YUY2 ||
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format == SDL_PIXELFORMAT_UYVY ||
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format == SDL_PIXELFORMAT_YVYU);
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}
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/* Create a surface with a good pattern for verifying YUV conversion */
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static SDL_Surface *generate_test_pattern(int pattern_size)
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{
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SDL_Surface *pattern = SDL_CreateRGBSurfaceWithFormat(0, pattern_size, pattern_size, 0, SDL_PIXELFORMAT_RGB24);
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if (pattern) {
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int i, x, y;
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Uint8 *p, c;
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const int thickness = 2; /* Important so 2x2 blocks of color are the same, to avoid Cr/Cb interpolation over pixels */
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/* R, G, B in alternating horizontal bands */
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for (y = 0; y < pattern->h; y += thickness) {
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for (i = 0; i < thickness; ++i) {
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p = (Uint8 *)pattern->pixels + (y + i) * pattern->pitch + ((y/thickness) % 3);
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for (x = 0; x < pattern->w; ++x) {
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*p = 0xFF;
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p += 3;
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}
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}
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}
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/* Black and white in alternating vertical bands */
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c = 0xFF;
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for (x = 1*thickness; x < pattern->w; x += 2*thickness) {
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for (i = 0; i < thickness; ++i) {
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p = (Uint8 *)pattern->pixels + (x + i)*3;
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for (y = 0; y < pattern->h; ++y) {
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SDL_memset(p, c, 3);
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p += pattern->pitch;
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}
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}
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if (c) {
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c = 0x00;
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} else {
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c = 0xFF;
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}
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}
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}
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return pattern;
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}
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static SDL_bool verify_yuv_data(Uint32 format, const Uint8 *yuv, int yuv_pitch, SDL_Surface *surface)
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{
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const int tolerance = 20;
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const int size = (surface->h * surface->pitch);
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Uint8 *rgb;
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SDL_bool result = SDL_FALSE;
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rgb = (Uint8 *)SDL_malloc(size);
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if (!rgb) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Out of memory");
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return SDL_FALSE;
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}
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if (SDL_ConvertPixels(surface->w, surface->h, format, yuv, yuv_pitch, surface->format->format, rgb, surface->pitch) == 0) {
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int x, y;
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result = SDL_TRUE;
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for (y = 0; y < surface->h; ++y) {
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const Uint8 *actual = rgb + y * surface->pitch;
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const Uint8 *expected = (const Uint8 *)surface->pixels + y * surface->pitch;
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for (x = 0; x < surface->w; ++x) {
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int deltaR = (int)actual[0] - expected[0];
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int deltaG = (int)actual[1] - expected[1];
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int deltaB = (int)actual[2] - expected[2];
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int distance = (deltaR * deltaR + deltaG * deltaG + deltaB * deltaB);
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if (distance > tolerance) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Pixel at %d,%d was 0x%.2x,0x%.2x,0x%.2x, expected 0x%.2x,0x%.2x,0x%.2x, distance = %d\n", x, y, actual[0], actual[1], actual[2], expected[0], expected[1], expected[2], distance);
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result = SDL_FALSE;
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}
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actual += 3;
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expected += 3;
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}
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}
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} else {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(format), SDL_GetPixelFormatName(surface->format->format), SDL_GetError());
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}
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SDL_free(rgb);
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return result;
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}
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static int run_automated_tests(int pattern_size, int extra_pitch)
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{
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const Uint32 formats[] = {
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SDL_PIXELFORMAT_YV12,
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SDL_PIXELFORMAT_IYUV,
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SDL_PIXELFORMAT_NV12,
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SDL_PIXELFORMAT_NV21,
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SDL_PIXELFORMAT_YUY2,
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SDL_PIXELFORMAT_UYVY,
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SDL_PIXELFORMAT_YVYU
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};
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int i, j;
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SDL_Surface *pattern = generate_test_pattern(pattern_size);
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const int yuv_len = MAX_YUV_SURFACE_SIZE(pattern->w, pattern->h, extra_pitch);
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Uint8 *yuv1 = (Uint8 *)SDL_malloc(yuv_len);
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Uint8 *yuv2 = (Uint8 *)SDL_malloc(yuv_len);
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int yuv1_pitch, yuv2_pitch;
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int result = -1;
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if (!pattern || !yuv1 || !yuv2) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't allocate test surfaces");
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goto done;
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}
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/* Verify conversion from YUV formats */
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for (i = 0; i < SDL_arraysize(formats); ++i) {
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if (!ConvertRGBtoYUV(formats[i], pattern->pixels, pattern->pitch, yuv1, pattern->w, pattern->h, SDL_GetYUVConversionModeForResolution(pattern->w, pattern->h), 0, 100)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "ConvertRGBtoYUV() doesn't support converting to %s\n", SDL_GetPixelFormatName(formats[i]));
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goto done;
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}
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yuv1_pitch = CalculateYUVPitch(formats[i], pattern->w);
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if (!verify_yuv_data(formats[i], yuv1, yuv1_pitch, pattern)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Failed conversion from %s to RGB\n", SDL_GetPixelFormatName(formats[i]));
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goto done;
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}
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}
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/* Verify conversion to YUV formats */
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for (i = 0; i < SDL_arraysize(formats); ++i) {
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yuv1_pitch = CalculateYUVPitch(formats[i], pattern->w) + extra_pitch;
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if (SDL_ConvertPixels(pattern->w, pattern->h, pattern->format->format, pattern->pixels, pattern->pitch, formats[i], yuv1, yuv1_pitch) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(pattern->format->format), SDL_GetPixelFormatName(formats[i]), SDL_GetError());
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goto done;
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}
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if (!verify_yuv_data(formats[i], yuv1, yuv1_pitch, pattern)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Failed conversion from RGB to %s\n", SDL_GetPixelFormatName(formats[i]));
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goto done;
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}
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}
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/* Verify conversion between YUV formats */
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for (i = 0; i < SDL_arraysize(formats); ++i) {
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for (j = 0; j < SDL_arraysize(formats); ++j) {
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yuv1_pitch = CalculateYUVPitch(formats[i], pattern->w) + extra_pitch;
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yuv2_pitch = CalculateYUVPitch(formats[j], pattern->w) + extra_pitch;
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if (SDL_ConvertPixels(pattern->w, pattern->h, pattern->format->format, pattern->pixels, pattern->pitch, formats[i], yuv1, yuv1_pitch) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(pattern->format->format), SDL_GetPixelFormatName(formats[i]), SDL_GetError());
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goto done;
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}
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if (SDL_ConvertPixels(pattern->w, pattern->h, formats[i], yuv1, yuv1_pitch, formats[j], yuv2, yuv2_pitch) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(formats[i]), SDL_GetPixelFormatName(formats[j]), SDL_GetError());
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goto done;
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}
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if (!verify_yuv_data(formats[j], yuv2, yuv2_pitch, pattern)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Failed conversion from %s to %s\n", SDL_GetPixelFormatName(formats[i]), SDL_GetPixelFormatName(formats[j]));
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goto done;
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}
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}
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}
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/* Verify conversion between YUV formats in-place */
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for (i = 0; i < SDL_arraysize(formats); ++i) {
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for (j = 0; j < SDL_arraysize(formats); ++j) {
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if (is_packed_yuv_format(formats[i]) != is_packed_yuv_format(formats[j])) {
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/* Can't change plane vs packed pixel layout in-place */
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continue;
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}
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yuv1_pitch = CalculateYUVPitch(formats[i], pattern->w) + extra_pitch;
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yuv2_pitch = CalculateYUVPitch(formats[j], pattern->w) + extra_pitch;
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if (SDL_ConvertPixels(pattern->w, pattern->h, pattern->format->format, pattern->pixels, pattern->pitch, formats[i], yuv1, yuv1_pitch) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(pattern->format->format), SDL_GetPixelFormatName(formats[i]), SDL_GetError());
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goto done;
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}
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if (SDL_ConvertPixels(pattern->w, pattern->h, formats[i], yuv1, yuv1_pitch, formats[j], yuv1, yuv2_pitch) < 0) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't convert %s to %s: %s\n", SDL_GetPixelFormatName(formats[i]), SDL_GetPixelFormatName(formats[j]), SDL_GetError());
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goto done;
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}
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if (!verify_yuv_data(formats[j], yuv1, yuv2_pitch, pattern)) {
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SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Failed conversion from %s to %s\n", SDL_GetPixelFormatName(formats[i]), SDL_GetPixelFormatName(formats[j]));
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goto done;
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}
|
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}
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}
|
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result = 0;
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done:
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SDL_free(yuv1);
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SDL_free(yuv2);
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SDL_FreeSurface(pattern);
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return result;
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}
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int
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main(int argc, char **argv)
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{
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struct {
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SDL_bool enable_intrinsics;
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int pattern_size;
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int extra_pitch;
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} automated_test_params[] = {
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/* Test: even width and height */
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{ SDL_FALSE, 2, 0 },
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{ SDL_FALSE, 4, 0 },
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/* Test: odd width and height */
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{ SDL_FALSE, 1, 0 },
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{ SDL_FALSE, 3, 0 },
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/* Test: even width and height, extra pitch */
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{ SDL_FALSE, 2, 3 },
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{ SDL_FALSE, 4, 3 },
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/* Test: odd width and height, extra pitch */
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{ SDL_FALSE, 1, 3 },
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{ SDL_FALSE, 3, 3 },
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/* Test: even width and height with intrinsics */
|
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{ SDL_TRUE, 32, 0 },
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/* Test: odd width and height with intrinsics */
|
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{ SDL_TRUE, 33, 0 },
|
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{ SDL_TRUE, 37, 0 },
|
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/* Test: even width and height with intrinsics, extra pitch */
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{ SDL_TRUE, 32, 3 },
|
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/* Test: odd width and height with intrinsics, extra pitch */
|
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{ SDL_TRUE, 33, 3 },
|
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{ SDL_TRUE, 37, 3 },
|
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};
|
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int arg = 1;
|
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const char *filename;
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SDL_Surface *original;
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SDL_Surface *converted;
|
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SDL_Window *window;
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SDL_Renderer *renderer;
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SDL_Texture *output[3];
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const char *titles[3] = { "ORIGINAL", "SOFTWARE", "HARDWARE" };
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char title[128];
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const char *yuv_name;
|
||||
const char *yuv_mode;
|
||||
Uint32 rgb_format = SDL_PIXELFORMAT_RGBX8888;
|
||||
Uint32 yuv_format = SDL_PIXELFORMAT_YV12;
|
||||
int current = 0;
|
||||
int pitch;
|
||||
Uint8 *raw_yuv;
|
||||
Uint32 then, now, i, iterations = 100;
|
||||
SDL_bool should_run_automated_tests = SDL_FALSE;
|
||||
|
||||
while (argv[arg] && *argv[arg] == '-') {
|
||||
if (SDL_strcmp(argv[arg], "--jpeg") == 0) {
|
||||
SDL_SetYUVConversionMode(SDL_YUV_CONVERSION_JPEG);
|
||||
} else if (SDL_strcmp(argv[arg], "--bt601") == 0) {
|
||||
SDL_SetYUVConversionMode(SDL_YUV_CONVERSION_BT601);
|
||||
} else if (SDL_strcmp(argv[arg], "--bt709") == 0) {
|
||||
SDL_SetYUVConversionMode(SDL_YUV_CONVERSION_BT709);
|
||||
} else if (SDL_strcmp(argv[arg], "--auto") == 0) {
|
||||
SDL_SetYUVConversionMode(SDL_YUV_CONVERSION_AUTOMATIC);
|
||||
} else if (SDL_strcmp(argv[arg], "--yv12") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_YV12;
|
||||
} else if (SDL_strcmp(argv[arg], "--iyuv") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_IYUV;
|
||||
} else if (SDL_strcmp(argv[arg], "--yuy2") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_YUY2;
|
||||
} else if (SDL_strcmp(argv[arg], "--uyvy") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_UYVY;
|
||||
} else if (SDL_strcmp(argv[arg], "--yvyu") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_YVYU;
|
||||
} else if (SDL_strcmp(argv[arg], "--nv12") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_NV12;
|
||||
} else if (SDL_strcmp(argv[arg], "--nv21") == 0) {
|
||||
yuv_format = SDL_PIXELFORMAT_NV21;
|
||||
} else if (SDL_strcmp(argv[arg], "--rgb555") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_RGB555;
|
||||
} else if (SDL_strcmp(argv[arg], "--rgb565") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_RGB565;
|
||||
} else if (SDL_strcmp(argv[arg], "--rgb24") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_RGB24;
|
||||
} else if (SDL_strcmp(argv[arg], "--argb") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_ARGB8888;
|
||||
} else if (SDL_strcmp(argv[arg], "--abgr") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_ABGR8888;
|
||||
} else if (SDL_strcmp(argv[arg], "--rgba") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_RGBA8888;
|
||||
} else if (SDL_strcmp(argv[arg], "--bgra") == 0) {
|
||||
rgb_format = SDL_PIXELFORMAT_BGRA8888;
|
||||
} else if (SDL_strcmp(argv[arg], "--automated") == 0) {
|
||||
should_run_automated_tests = SDL_TRUE;
|
||||
} else {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Usage: %s [--jpeg|--bt601|-bt709|--auto] [--yv12|--iyuv|--yuy2|--uyvy|--yvyu|--nv12|--nv21] [--rgb555|--rgb565|--rgb24|--argb|--abgr|--rgba|--bgra] [image_filename]\n", argv[0]);
|
||||
return 1;
|
||||
}
|
||||
++arg;
|
||||
}
|
||||
|
||||
/* Run automated tests */
|
||||
if (should_run_automated_tests) {
|
||||
for (i = 0; i < SDL_arraysize(automated_test_params); ++i) {
|
||||
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Running automated test, pattern size %d, extra pitch %d, intrinsics %s\n",
|
||||
automated_test_params[i].pattern_size,
|
||||
automated_test_params[i].extra_pitch,
|
||||
automated_test_params[i].enable_intrinsics ? "enabled" : "disabled");
|
||||
if (run_automated_tests(automated_test_params[i].pattern_size, automated_test_params[i].extra_pitch) < 0) {
|
||||
return 2;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (argv[arg]) {
|
||||
filename = argv[arg];
|
||||
} else {
|
||||
filename = "testyuv.bmp";
|
||||
}
|
||||
original = SDL_ConvertSurfaceFormat(SDL_LoadBMP(filename), SDL_PIXELFORMAT_RGB24, 0);
|
||||
if (!original) {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't load %s: %s\n", filename, SDL_GetError());
|
||||
return 3;
|
||||
}
|
||||
|
||||
raw_yuv = SDL_calloc(1, MAX_YUV_SURFACE_SIZE(original->w, original->h, 0));
|
||||
ConvertRGBtoYUV(yuv_format, original->pixels, original->pitch, raw_yuv, original->w, original->h,
|
||||
SDL_GetYUVConversionModeForResolution(original->w, original->h),
|
||||
0, 100);
|
||||
pitch = CalculateYUVPitch(yuv_format, original->w);
|
||||
|
||||
converted = SDL_CreateRGBSurfaceWithFormat(0, original->w, original->h, 0, rgb_format);
|
||||
if (!converted) {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create converted surface: %s\n", SDL_GetError());
|
||||
return 3;
|
||||
}
|
||||
|
||||
then = SDL_GetTicks();
|
||||
for ( i = 0; i < iterations; ++i ) {
|
||||
SDL_ConvertPixels(original->w, original->h, yuv_format, raw_yuv, pitch, rgb_format, converted->pixels, converted->pitch);
|
||||
}
|
||||
now = SDL_GetTicks();
|
||||
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "%d iterations in %d ms, %.2fms each\n", iterations, (now - then), (float)(now - then)/iterations);
|
||||
|
||||
window = SDL_CreateWindow("YUV test",
|
||||
SDL_WINDOWPOS_UNDEFINED,
|
||||
SDL_WINDOWPOS_UNDEFINED,
|
||||
original->w, original->h,
|
||||
0);
|
||||
if (!window) {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create window: %s\n", SDL_GetError());
|
||||
return 4;
|
||||
}
|
||||
|
||||
renderer = SDL_CreateRenderer(window, -1, 0);
|
||||
if (!renderer) {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create renderer: %s\n", SDL_GetError());
|
||||
return 4;
|
||||
}
|
||||
|
||||
output[0] = SDL_CreateTextureFromSurface(renderer, original);
|
||||
output[1] = SDL_CreateTextureFromSurface(renderer, converted);
|
||||
output[2] = SDL_CreateTexture(renderer, yuv_format, SDL_TEXTUREACCESS_STREAMING, original->w, original->h);
|
||||
if (!output[0] || !output[1] || !output[2]) {
|
||||
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
|
||||
return 5;
|
||||
}
|
||||
SDL_UpdateTexture(output[2], NULL, raw_yuv, pitch);
|
||||
|
||||
yuv_name = SDL_GetPixelFormatName(yuv_format);
|
||||
if (SDL_strncmp(yuv_name, "SDL_PIXELFORMAT_", 16) == 0) {
|
||||
yuv_name += 16;
|
||||
}
|
||||
|
||||
switch (SDL_GetYUVConversionModeForResolution(original->w, original->h)) {
|
||||
case SDL_YUV_CONVERSION_JPEG:
|
||||
yuv_mode = "JPEG";
|
||||
break;
|
||||
case SDL_YUV_CONVERSION_BT601:
|
||||
yuv_mode = "BT.601";
|
||||
break;
|
||||
case SDL_YUV_CONVERSION_BT709:
|
||||
yuv_mode = "BT.709";
|
||||
break;
|
||||
default:
|
||||
yuv_mode = "UNKNOWN";
|
||||
break;
|
||||
}
|
||||
|
||||
{ int done = 0;
|
||||
while ( !done )
|
||||
{
|
||||
SDL_Event event;
|
||||
while (SDL_PollEvent(&event) > 0) {
|
||||
if (event.type == SDL_QUIT) {
|
||||
done = 1;
|
||||
}
|
||||
if (event.type == SDL_KEYDOWN) {
|
||||
if (event.key.keysym.sym == SDLK_ESCAPE) {
|
||||
done = 1;
|
||||
} else if (event.key.keysym.sym == SDLK_LEFT) {
|
||||
--current;
|
||||
} else if (event.key.keysym.sym == SDLK_RIGHT) {
|
||||
++current;
|
||||
}
|
||||
}
|
||||
if (event.type == SDL_MOUSEBUTTONDOWN) {
|
||||
if (event.button.x < (original->w/2)) {
|
||||
--current;
|
||||
} else {
|
||||
++current;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Handle wrapping */
|
||||
if (current < 0) {
|
||||
current += SDL_arraysize(output);
|
||||
}
|
||||
if (current >= SDL_arraysize(output)) {
|
||||
current -= SDL_arraysize(output);
|
||||
}
|
||||
|
||||
SDL_RenderClear(renderer);
|
||||
SDL_RenderCopy(renderer, output[current], NULL, NULL);
|
||||
SDL_SetRenderDrawColor(renderer, 0xFF, 0xFF, 0xFF, 0xFF);
|
||||
if (current == 0) {
|
||||
SDLTest_DrawString(renderer, 4, 4, titles[current]);
|
||||
} else {
|
||||
SDL_snprintf(title, sizeof(title), "%s %s %s", titles[current], yuv_name, yuv_mode);
|
||||
SDLTest_DrawString(renderer, 4, 4, title);
|
||||
}
|
||||
SDL_RenderPresent(renderer);
|
||||
SDL_Delay(10);
|
||||
}
|
||||
}
|
||||
SDL_Quit();
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* vi: set ts=4 sw=4 expandtab: */
|
||||
|
|
@ -1,300 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
|
||||
|
||||
This software is provided 'as-is', without any express or implied
|
||||
warranty. In no event will the authors be held liable for any damages
|
||||
arising from the use of this software.
|
||||
|
||||
Permission is granted to anyone to use this software for any purpose,
|
||||
including commercial applications, and to alter it and redistribute it
|
||||
freely.
|
||||
*/
|
||||
|
||||
#include "SDL.h"
|
||||
|
||||
#include "testyuv_cvt.h"
|
||||
|
||||
|
||||
static float clip3(float x, float y, float z)
|
||||
{
|
||||
return ((z < x) ? x : ((z > y) ? y : z));
|
||||
}
|
||||
|
||||
static void RGBtoYUV(Uint8 * rgb, int *yuv, SDL_YUV_CONVERSION_MODE mode, int monochrome, int luminance)
|
||||
{
|
||||
if (mode == SDL_YUV_CONVERSION_JPEG) {
|
||||
/* Full range YUV */
|
||||
yuv[0] = (int)(0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2]);
|
||||
yuv[1] = (int)((rgb[2] - yuv[0]) * 0.565 + 128);
|
||||
yuv[2] = (int)((rgb[0] - yuv[0]) * 0.713 + 128);
|
||||
} else {
|
||||
// This formula is from Microsoft's documentation:
|
||||
// https://msdn.microsoft.com/en-us/library/windows/desktop/dd206750(v=vs.85).aspx
|
||||
// L = Kr * R + Kb * B + (1 - Kr - Kb) * G
|
||||
// Y = floor(2^(M-8) * (219*(L-Z)/S + 16) + 0.5);
|
||||
// U = clip3(0, (2^M)-1, floor(2^(M-8) * (112*(B-L) / ((1-Kb)*S) + 128) + 0.5));
|
||||
// V = clip3(0, (2^M)-1, floor(2^(M-8) * (112*(R-L) / ((1-Kr)*S) + 128) + 0.5));
|
||||
float S, Z, R, G, B, L, Kr, Kb, Y, U, V;
|
||||
|
||||
if (mode == SDL_YUV_CONVERSION_BT709) {
|
||||
/* BT.709 */
|
||||
Kr = 0.2126f;
|
||||
Kb = 0.0722f;
|
||||
} else {
|
||||
/* BT.601 */
|
||||
Kr = 0.299f;
|
||||
Kb = 0.114f;
|
||||
}
|
||||
|
||||
S = 255.0f;
|
||||
Z = 0.0f;
|
||||
R = rgb[0];
|
||||
G = rgb[1];
|
||||
B = rgb[2];
|
||||
L = Kr * R + Kb * B + (1 - Kr - Kb) * G;
|
||||
Y = (Uint8)SDL_floorf((219*(L-Z)/S + 16) + 0.5f);
|
||||
U = (Uint8)clip3(0, 255, SDL_floorf((112.0f*(B-L) / ((1.0f-Kb)*S) + 128) + 0.5f));
|
||||
V = (Uint8)clip3(0, 255, SDL_floorf((112.0f*(R-L) / ((1.0f-Kr)*S) + 128) + 0.5f));
|
||||
|
||||
yuv[0] = (Uint8)Y;
|
||||
yuv[1] = (Uint8)U;
|
||||
yuv[2] = (Uint8)V;
|
||||
}
|
||||
|
||||
if (monochrome) {
|
||||
yuv[1] = 128;
|
||||
yuv[2] = 128;
|
||||
}
|
||||
|
||||
if (luminance != 100) {
|
||||
yuv[0] = yuv[0] * luminance / 100;
|
||||
if (yuv[0] > 255)
|
||||
yuv[0] = 255;
|
||||
}
|
||||
}
|
||||
|
||||
static void ConvertRGBtoPlanar2x2(Uint32 format, Uint8 *src, int pitch, Uint8 *out, int w, int h, SDL_YUV_CONVERSION_MODE mode, int monochrome, int luminance)
|
||||
{
|
||||
int x, y;
|
||||
int yuv[4][3];
|
||||
Uint8 *Y1, *Y2, *U, *V;
|
||||
Uint8 *rgb1, *rgb2;
|
||||
int rgb_row_advance = (pitch - w*3) + pitch;
|
||||
int UV_advance;
|
||||
|
||||
rgb1 = src;
|
||||
rgb2 = src + pitch;
|
||||
|
||||
Y1 = out;
|
||||
Y2 = Y1 + w;
|
||||
switch (format) {
|
||||
case SDL_PIXELFORMAT_YV12:
|
||||
V = (Y1 + h * w);
|
||||
U = V + ((h + 1)/2)*((w + 1)/2);
|
||||
UV_advance = 1;
|
||||
break;
|
||||
case SDL_PIXELFORMAT_IYUV:
|
||||
U = (Y1 + h * w);
|
||||
V = U + ((h + 1)/2)*((w + 1)/2);
|
||||
UV_advance = 1;
|
||||
break;
|
||||
case SDL_PIXELFORMAT_NV12:
|
||||
U = (Y1 + h * w);
|
||||
V = U + 1;
|
||||
UV_advance = 2;
|
||||
break;
|
||||
case SDL_PIXELFORMAT_NV21:
|
||||
V = (Y1 + h * w);
|
||||
U = V + 1;
|
||||
UV_advance = 2;
|
||||
break;
|
||||
default:
|
||||
SDL_assert(!"Unsupported planar YUV format");
|
||||
return;
|
||||
}
|
||||
|
||||
for (y = 0; y < (h - 1); y += 2) {
|
||||
for (x = 0; x < (w - 1); x += 2) {
|
||||
RGBtoYUV(rgb1, yuv[0], mode, monochrome, luminance);
|
||||
rgb1 += 3;
|
||||
*Y1++ = (Uint8)yuv[0][0];
|
||||
|
||||
RGBtoYUV(rgb1, yuv[1], mode, monochrome, luminance);
|
||||
rgb1 += 3;
|
||||
*Y1++ = (Uint8)yuv[1][0];
|
||||
|
||||
RGBtoYUV(rgb2, yuv[2], mode, monochrome, luminance);
|
||||
rgb2 += 3;
|
||||
*Y2++ = (Uint8)yuv[2][0];
|
||||
|
||||
RGBtoYUV(rgb2, yuv[3], mode, monochrome, luminance);
|
||||
rgb2 += 3;
|
||||
*Y2++ = (Uint8)yuv[3][0];
|
||||
|
||||
*U = (Uint8)SDL_floorf((yuv[0][1] + yuv[1][1] + yuv[2][1] + yuv[3][1])/4.0f + 0.5f);
|
||||
U += UV_advance;
|
||||
|
||||
*V = (Uint8)SDL_floorf((yuv[0][2] + yuv[1][2] + yuv[2][2] + yuv[3][2])/4.0f + 0.5f);
|
||||
V += UV_advance;
|
||||
}
|
||||
/* Last column */
|
||||
if (x == (w - 1)) {
|
||||
RGBtoYUV(rgb1, yuv[0], mode, monochrome, luminance);
|
||||
rgb1 += 3;
|
||||
*Y1++ = (Uint8)yuv[0][0];
|
||||
|
||||
RGBtoYUV(rgb2, yuv[2], mode, monochrome, luminance);
|
||||
rgb2 += 3;
|
||||
*Y2++ = (Uint8)yuv[2][0];
|
||||
|
||||
*U = (Uint8)SDL_floorf((yuv[0][1] + yuv[2][1])/2.0f + 0.5f);
|
||||
U += UV_advance;
|
||||
|
||||
*V = (Uint8)SDL_floorf((yuv[0][2] + yuv[2][2])/2.0f + 0.5f);
|
||||
V += UV_advance;
|
||||
}
|
||||
Y1 += w;
|
||||
Y2 += w;
|
||||
rgb1 += rgb_row_advance;
|
||||
rgb2 += rgb_row_advance;
|
||||
}
|
||||
/* Last row */
|
||||
if (y == (h - 1)) {
|
||||
for (x = 0; x < (w - 1); x += 2) {
|
||||
RGBtoYUV(rgb1, yuv[0], mode, monochrome, luminance);
|
||||
rgb1 += 3;
|
||||
*Y1++ = (Uint8)yuv[0][0];
|
||||
|
||||
RGBtoYUV(rgb1, yuv[1], mode, monochrome, luminance);
|
||||
rgb1 += 3;
|
||||
*Y1++ = (Uint8)yuv[1][0];
|
||||
|
||||
*U = (Uint8)SDL_floorf((yuv[0][1] + yuv[1][1])/2.0f + 0.5f);
|
||||
U += UV_advance;
|
||||
|
||||
*V = (Uint8)SDL_floorf((yuv[0][2] + yuv[1][2])/2.0f + 0.5f);
|
||||
V += UV_advance;
|
||||
}
|
||||
/* Last column */
|
||||
if (x == (w - 1)) {
|
||||
RGBtoYUV(rgb1, yuv[0], mode, monochrome, luminance);
|
||||
*Y1++ = (Uint8)yuv[0][0];
|
||||
|
||||
*U = (Uint8)yuv[0][1];
|
||||
U += UV_advance;
|
||||
|
||||
*V = (Uint8)yuv[0][2];
|
||||
V += UV_advance;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void ConvertRGBtoPacked4(Uint32 format, Uint8 *src, int pitch, Uint8 *out, int w, int h, SDL_YUV_CONVERSION_MODE mode, int monochrome, int luminance)
|
||||
{
|
||||
int x, y;
|
||||
int yuv[2][3];
|
||||
Uint8 *Y1, *Y2, *U, *V;
|
||||
Uint8 *rgb;
|
||||
int rgb_row_advance = (pitch - w*3);
|
||||
|
||||
rgb = src;
|
||||
|
||||
switch (format) {
|
||||
case SDL_PIXELFORMAT_YUY2:
|
||||
Y1 = out;
|
||||
U = out+1;
|
||||
Y2 = out+2;
|
||||
V = out+3;
|
||||
break;
|
||||
case SDL_PIXELFORMAT_UYVY:
|
||||
U = out;
|
||||
Y1 = out+1;
|
||||
V = out+2;
|
||||
Y2 = out+3;
|
||||
break;
|
||||
case SDL_PIXELFORMAT_YVYU:
|
||||
Y1 = out;
|
||||
V = out+1;
|
||||
Y2 = out+2;
|
||||
U = out+3;
|
||||
break;
|
||||
default:
|
||||
SDL_assert(!"Unsupported packed YUV format");
|
||||
return;
|
||||
}
|
||||
|
||||
for (y = 0; y < h; ++y) {
|
||||
for (x = 0; x < (w - 1); x += 2) {
|
||||
RGBtoYUV(rgb, yuv[0], mode, monochrome, luminance);
|
||||
rgb += 3;
|
||||
*Y1 = (Uint8)yuv[0][0];
|
||||
Y1 += 4;
|
||||
|
||||
RGBtoYUV(rgb, yuv[1], mode, monochrome, luminance);
|
||||
rgb += 3;
|
||||
*Y2 = (Uint8)yuv[1][0];
|
||||
Y2 += 4;
|
||||
|
||||
*U = (Uint8)SDL_floorf((yuv[0][1] + yuv[1][1])/2.0f + 0.5f);
|
||||
U += 4;
|
||||
|
||||
*V = (Uint8)SDL_floorf((yuv[0][2] + yuv[1][2])/2.0f + 0.5f);
|
||||
V += 4;
|
||||
}
|
||||
/* Last column */
|
||||
if (x == (w - 1)) {
|
||||
RGBtoYUV(rgb, yuv[0], mode, monochrome, luminance);
|
||||
rgb += 3;
|
||||
*Y2 = *Y1 = (Uint8)yuv[0][0];
|
||||
Y1 += 4;
|
||||
Y2 += 4;
|
||||
|
||||
*U = (Uint8)yuv[0][1];
|
||||
U += 4;
|
||||
|
||||
*V = (Uint8)yuv[0][2];
|
||||
V += 4;
|
||||
}
|
||||
rgb += rgb_row_advance;
|
||||
}
|
||||
}
|
||||
|
||||
SDL_bool ConvertRGBtoYUV(Uint32 format, Uint8 *src, int pitch, Uint8 *out, int w, int h, SDL_YUV_CONVERSION_MODE mode, int monochrome, int luminance)
|
||||
{
|
||||
switch (format)
|
||||
{
|
||||
case SDL_PIXELFORMAT_YV12:
|
||||
case SDL_PIXELFORMAT_IYUV:
|
||||
case SDL_PIXELFORMAT_NV12:
|
||||
case SDL_PIXELFORMAT_NV21:
|
||||
ConvertRGBtoPlanar2x2(format, src, pitch, out, w, h, mode, monochrome, luminance);
|
||||
return SDL_TRUE;
|
||||
case SDL_PIXELFORMAT_YUY2:
|
||||
case SDL_PIXELFORMAT_UYVY:
|
||||
case SDL_PIXELFORMAT_YVYU:
|
||||
ConvertRGBtoPacked4(format, src, pitch, out, w, h, mode, monochrome, luminance);
|
||||
return SDL_TRUE;
|
||||
default:
|
||||
return SDL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
int CalculateYUVPitch(Uint32 format, int width)
|
||||
{
|
||||
switch (format)
|
||||
{
|
||||
case SDL_PIXELFORMAT_YV12:
|
||||
case SDL_PIXELFORMAT_IYUV:
|
||||
case SDL_PIXELFORMAT_NV12:
|
||||
case SDL_PIXELFORMAT_NV21:
|
||||
return width;
|
||||
case SDL_PIXELFORMAT_YUY2:
|
||||
case SDL_PIXELFORMAT_UYVY:
|
||||
case SDL_PIXELFORMAT_YVYU:
|
||||
return 4*((width + 1)/2);
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
/* vi: set ts=4 sw=4 expandtab: */
|
||||
|
|
@ -1,16 +0,0 @@
|
|||
/*
|
||||
Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>
|
||||
|
||||
This software is provided 'as-is', without any express or implied
|
||||
warranty. In no event will the authors be held liable for any damages
|
||||
arising from the use of this software.
|
||||
|
||||
Permission is granted to anyone to use this software for any purpose,
|
||||
including commercial applications, and to alter it and redistribute it
|
||||
freely.
|
||||
*/
|
||||
|
||||
/* These functions are designed for testing correctness, not for speed */
|
||||
|
||||
extern SDL_bool ConvertRGBtoYUV(Uint32 format, Uint8 *src, int pitch, Uint8 *out, int w, int h, SDL_YUV_CONVERSION_MODE mode, int monochrome, int luminance);
|
||||
extern int CalculateYUVPitch(Uint32 format, int width);
|
||||
Loading…
Reference in New Issue