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Enable creation of yuv SDL_Surfaces (#6735)

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This commit is contained in:
Sylvain Becker
2022-12-02 21:53:48 +01:00
committed by GitHub
parent 0a3262e819
commit 92cd2c0a74
9 changed files with 335 additions and 165 deletions
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364
test/testoverlay2.c
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@@ -22,9 +22,8 @@
#include <emscripten/emscripten.h>
#endif
#include <SDL3/SDL.h>
#include "testyuv_cvt.h"
#include <SDL3/SDL_test.h>
#include <SDL3/SDL_test_common.h>
#include "testutils.h"
#define MOOSEPIC_W 64
@@ -142,47 +141,91 @@ SDL_Color MooseColors[84] = {
};
/* *INDENT-ON* */ /* clang-format on */
Uint8 MooseFrame[MOOSEFRAMES_COUNT][MOOSEFRAME_SIZE * 2];
SDL_Texture *MooseTexture;
static SDLTest_CommonState *state;
static Uint32 next_fps_check, frames;
static const Uint32 fps_check_delay = 5000;
SDL_Surface *MooseYUVSurfaces[MOOSEFRAMES_COUNT];
SDL_Texture *MooseTexture = NULL;
SDL_Rect displayrect;
int window_w;
int window_h;
SDL_Renderer *renderer;
int paused = 0;
int i;
SDL_bool done = SDL_FALSE;
int done = 0;
static int fpsdelay;
SDL_bool streaming = SDL_TRUE;
Uint8 *RawMooseData = NULL;
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
static void
quit(int rc)
{
SDL_Quit();
exit(rc);
int i;
/* If rc is 0, just let main return normally rather than calling exit.
* This allows testing of platforms where SDL_main is required and does meaningful cleanup.
*/
SDL_free(RawMooseData);
for (i = 0; i < MOOSEFRAMES_COUNT; i++) {
SDL_FreeSurface(MooseYUVSurfaces[i]);
}
SDLTest_CommonQuit(state);
if (rc != 0) {
exit(rc);
}
}
static void
PrintUsage(char *argv0)
void MoveSprites(SDL_Renderer *renderer)
{
SDL_Log("Usage: %s [arg] [arg] [arg] ...\n", argv0);
SDL_Log("\n");
SDL_Log("Where 'arg' is any of the following options:\n");
SDL_Log("\n");
SDL_Log(" -fps <frames per second>\n");
SDL_Log(" -nodelay\n");
SDL_Log(" -format <fmt> (one of the: YV12, IYUV, YUY2, UYVY, YVYU)\n");
SDL_Log(" -scale <scale factor> (initial scale of the overlay)\n");
SDL_Log(" -help (shows this help)\n");
SDL_Log("\n");
SDL_Log("Press ESC to exit, or SPACE to freeze the movie while application running.\n");
SDL_Log("\n");
static int i = 0;
if (streaming) {
if (!paused) {
i = (i + 1) % MOOSEFRAMES_COUNT;
SDL_UpdateTexture(MooseTexture, NULL, MooseYUVSurfaces[i]->pixels, MooseYUVSurfaces[i]->pitch);
}
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, MooseTexture, NULL, &displayrect);
SDL_RenderPresent(renderer);
} else {
SDL_Texture *tmp;
/* Test SDL_CreateTextureFromSurface */
if (!paused) {
i = (i + 1) % MOOSEFRAMES_COUNT;
}
tmp = SDL_CreateTextureFromSurface(renderer, MooseYUVSurfaces[i]);
if (tmp == NULL) {
SDL_Log("Error %s", SDL_GetError());
quit(7);
}
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, tmp, NULL, &displayrect);
SDL_RenderPresent(renderer);
SDL_DestroyTexture(tmp);
}
}
void loop()
{
Uint32 now;
int i;
SDL_Event event;
SDL_Renderer *renderer = state->renderers[0]; /* only 1 window */
/* Check for events */
while (SDL_PollEvent(&event)) {
SDLTest_CommonEvent(state, &event, &done);
switch (event.type) {
case SDL_WINDOWEVENT:
if (event.window.event == SDL_WINDOWEVENT_RESIZED) {
@@ -209,9 +252,6 @@ void loop()
if (event.key.keysym.sym != SDLK_ESCAPE) {
break;
}
case SDL_QUIT:
done = SDL_TRUE;
break;
}
}
@@ -219,94 +259,145 @@ void loop()
SDL_Delay(fpsdelay);
#endif
if (!paused) {
i = (i + 1) % MOOSEFRAMES_COUNT;
SDL_UpdateTexture(MooseTexture, NULL, MooseFrame[i], MOOSEPIC_W);
for (i = 0; i < state->num_windows; ++i) {
if (state->windows[i] == NULL) {
continue;
}
MoveSprites(state->renderers[i]);
}
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, MooseTexture, NULL, &displayrect);
SDL_RenderPresent(renderer);
#ifdef __EMSCRIPTEN__
if (done) {
emscripten_cancel_main_loop();
}
#endif
frames++;
now = SDL_GetTicks();
if (SDL_TICKS_PASSED(now, next_fps_check)) {
/* Print out some timing information */
const Uint32 then = next_fps_check - fps_check_delay;
const double fps = ((double)frames * 1000) / (now - then);
SDL_Log("%2.2f frames per second\n", fps);
next_fps_check = now + fps_check_delay;
frames = 0;
}
}
int main(int argc, char **argv)
{
Uint8 *RawMooseData;
SDL_RWops *handle;
SDL_Window *window;
int i;
int j;
int fps = 12;
int nodelay = 0;
int scale = 5;
char *filename = NULL;
int yuv_format = SDL_PIXELFORMAT_YV12;
/* Enable standard application logging */
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
/* Initialize test framework */
state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
if (state == NULL) {
return 1;
}
SDL_zeroa(MooseYUVSurfaces);
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
return 3;
for (i = 1; i < argc;) {
int consumed;
consumed = SDLTest_CommonArg(state, i);
if (consumed == 0) {
consumed = -1;
if (SDL_strcmp(argv[i], "--fps") == 0) {
if (argv[i + 1]) {
consumed = 2;
fps = SDL_atoi(argv[i + 1]);
if (fps == 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
if ((fps < 0) || (fps > 1000)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --fps option must be in range from 1 to 1000, default is 12.\n");
quit(10);
}
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
} else if (SDL_strcmp(argv[i], "--nodelay") == 0) {
consumed = 1;
nodelay = 1;
} else if (SDL_strcmp(argv[i], "--nostreaming") == 0) {
consumed = 1;
streaming = SDL_FALSE;
} else if (SDL_strcmp(argv[i], "--scale") == 0) {
consumed = 2;
if (argv[i + 1]) {
scale = SDL_atoi(argv[i + 1]);
if (scale == 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --scale option requires an argument [from 1 to 50], default is 5.\n");
quit(10);
}
if ((scale < 0) || (scale > 50)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --scale option must be in range from 1 to 50, default is 5.\n");
quit(10);
}
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
} else if (SDL_strcmp(argv[i], "--yuvformat") == 0) {
consumed = 2;
if (argv[i + 1]) {
char *fmt = argv[i + 1];
if (SDL_strcmp(fmt, "YV12") == 0) {
yuv_format = SDL_PIXELFORMAT_YV12;
} else if (SDL_strcmp(fmt, "IYUV") == 0) {
yuv_format = SDL_PIXELFORMAT_IYUV;
} else if (SDL_strcmp(fmt, "YUY2") == 0) {
yuv_format = SDL_PIXELFORMAT_YUY2;
} else if (SDL_strcmp(fmt, "UYVY") == 0) {
yuv_format = SDL_PIXELFORMAT_UYVY;
} else if (SDL_strcmp(fmt, "YVYU") == 0) {
yuv_format = SDL_PIXELFORMAT_YVYU;
} else if (SDL_strcmp(fmt, "NV12") == 0) {
yuv_format = SDL_PIXELFORMAT_NV12;
} else if (SDL_strcmp(fmt, "NV21") == 0) {
yuv_format = SDL_PIXELFORMAT_NV21;
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --yuvformat option requires one of the: YV12 (default), IYUV, YUY2, UYVY, YVYU, NV12, NV21)\n");
quit(10);
}
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "The --yuvformat option requires one of the: YV12 (default), IYUV, YUY2, UYVY, YVYU, NV12, NV21)\n");
quit(10);
}
}
}
if (consumed < 0) {
static const char *options[] = {
"[--fps <frames per second>]",
"[--nodelay]",
"[--yuvformat <fmt>] (one of the: YV12 (default), IYUV, YUY2, UYVY, YVYU, NV12, NV21)",
"[--scale <scale factor>] (initial scale of the overlay)",
"[--nostreaming] path that use SDL_CreateTextureFromSurface() not STREAMING texture",
NULL
};
SDLTest_CommonLogUsage(state, argv[0], options);
quit(1);
}
i += consumed;
}
while (argc > 1) {
if (SDL_strcmp(argv[1], "-fps") == 0) {
if (argv[2]) {
fps = SDL_atoi(argv[2]);
if (fps == 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
if ((fps < 0) || (fps > 1000)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -fps option must be in range from 1 to 1000, default is 12.\n");
quit(10);
}
argv += 2;
argc -= 2;
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
} else if (SDL_strcmp(argv[1], "-nodelay") == 0) {
nodelay = 1;
argv += 1;
argc -= 1;
} else if (SDL_strcmp(argv[1], "-scale") == 0) {
if (argv[2]) {
scale = SDL_atoi(argv[2]);
if (scale == 0) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -scale option requires an argument [from 1 to 50], default is 5.\n");
quit(10);
}
if ((scale < 0) || (scale > 50)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -scale option must be in range from 1 to 50, default is 5.\n");
quit(10);
}
argv += 2;
argc -= 2;
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"The -fps option requires an argument [from 1 to 1000], default is 12.\n");
quit(10);
}
} else if ((SDL_strcmp(argv[1], "-help") == 0) || (SDL_strcmp(argv[1], "-h") == 0)) {
PrintUsage(argv[0]);
quit(0);
} else {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unrecognized option: %s.\n", argv[1]);
quit(10);
}
break;
/* Force window size */
state->window_w = MOOSEPIC_W * scale;
state->window_h = MOOSEPIC_H * scale;
if (!SDLTest_CommonInit(state)) {
quit(2);
}
RawMooseData = (Uint8 *)SDL_malloc(MOOSEFRAME_SIZE * MOOSEFRAMES_COUNT);
@@ -319,14 +410,12 @@ int main(int argc, char **argv)
filename = GetResourceFilename(NULL, "moose.dat");
if (filename == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Out of memory\n");
SDL_free(RawMooseData);
return -1;
quit(2);
}
handle = SDL_RWFromFile(filename, "rb");
SDL_free(filename);
if (handle == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Can't find the file moose.dat !\n");
SDL_free(RawMooseData);
quit(2);
}
@@ -337,52 +426,57 @@ int main(int argc, char **argv)
/* Create the window and renderer */
window_w = MOOSEPIC_W * scale;
window_h = MOOSEPIC_H * scale;
window = SDL_CreateWindow("Happy Moose",
SDL_WINDOWPOS_UNDEFINED,
SDL_WINDOWPOS_UNDEFINED,
window_w, window_h,
SDL_WINDOW_RESIZABLE);
if (window == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create window: %s\n", SDL_GetError());
SDL_free(RawMooseData);
quit(4);
if (state->num_windows != 1) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Only one window allowed\n");
quit(1);
}
renderer = SDL_CreateRenderer(window, -1, 0);
if (renderer == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create renderer: %s\n", SDL_GetError());
SDL_free(RawMooseData);
quit(4);
for (i = 0; i < state->num_windows; ++i) {
SDL_Renderer *renderer = state->renderers[i];
if (streaming) {
MooseTexture = SDL_CreateTexture(renderer, yuv_format, SDL_TEXTUREACCESS_STREAMING, MOOSEPIC_W, MOOSEPIC_H);
if (MooseTexture == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
quit(5);
}
}
}
MooseTexture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_YV12, SDL_TEXTUREACCESS_STREAMING, MOOSEPIC_W, MOOSEPIC_H);
if (MooseTexture == NULL) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
SDL_free(RawMooseData);
quit(5);
}
/* Uncomment this to check vertex color with a YUV texture */
/* SDL_SetTextureColorMod(MooseTexture, 0xff, 0x80, 0x80); */
for (i = 0; i < MOOSEFRAMES_COUNT; i++) {
Uint8 MooseFrameRGB[MOOSEFRAME_SIZE * 3];
Uint8 *rgb;
Uint8 *frame;
rgb = MooseFrameRGB;
frame = RawMooseData + i * MOOSEFRAME_SIZE;
for (j = 0; j < MOOSEFRAME_SIZE; ++j) {
rgb[0] = MooseColors[frame[j]].r;
rgb[1] = MooseColors[frame[j]].g;
rgb[2] = MooseColors[frame[j]].b;
rgb += 3;
/* Create RGB SDL_Surface */
SDL_Surface *mooseRGBSurface = SDL_CreateSurface(MOOSEPIC_W, MOOSEPIC_H, SDL_PIXELFORMAT_RGB24);
if (mooseRGBSurface == NULL) {
quit(6);
}
ConvertRGBtoYUV(SDL_PIXELFORMAT_YV12, MooseFrameRGB, MOOSEPIC_W * 3, MooseFrame[i], MOOSEPIC_W, MOOSEPIC_H,
SDL_GetYUVConversionModeForResolution(MOOSEPIC_W, MOOSEPIC_H),
0, 100);
/* Load Moose into a RGB SDL_Surface */
{
Uint8 *rgb = mooseRGBSurface->pixels;
Uint8 *frame = RawMooseData + i * MOOSEFRAME_SIZE;
for (j = 0; j < MOOSEFRAME_SIZE; ++j) {
rgb[0] = MooseColors[frame[j]].r;
rgb[1] = MooseColors[frame[j]].g;
rgb[2] = MooseColors[frame[j]].b;
rgb += 3;
}
}
/* Convert to YUV SDL_Surface */
MooseYUVSurfaces[i] = SDL_ConvertSurfaceFormat(mooseRGBSurface, yuv_format);
if (MooseYUVSurfaces[i] == NULL) {
quit(7);
}
SDL_FreeSurface(mooseRGBSurface);
}
SDL_free(RawMooseData);
RawMooseData = NULL;
/* set the start frame */
i = 0;
@@ -400,6 +494,11 @@ int main(int argc, char **argv)
/* Ignore key up events, they don't even get filtered */
SDL_EventState(SDL_KEYUP, SDL_IGNORE);
/* Main render loop */
frames = 0;
next_fps_check = SDL_GetTicks() + fps_check_delay;
done = 0;
/* Loop, waiting for QUIT or RESIZE */
#ifdef __EMSCRIPTEN__
emscripten_set_main_loop(loop, nodelay ? 0 : fps, 1);
@@ -409,7 +508,6 @@ int main(int argc, char **argv)
}
#endif
SDL_DestroyRenderer(renderer);
quit(0);
return 0;
}