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SDL in single thread

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This commit is contained in:
Iwan Timmer
2016-01-01 13:00:14 +01:00
parent 302e3af9b8
commit ac1f0184e7
4 changed files with 67 additions and 46 deletions
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51
src/video/sdl.c
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@@ -18,6 +18,7 @@
*/
#include "../video.h"
#include "../sdl.h"
#include "ffmpeg.h"
#include "limelight-common/Limelight.h"
@@ -29,14 +30,9 @@
#define DECODER_BUFFER_SIZE 92*1024
static SDL_Window *window;
static SDL_Renderer *renderer;
static SDL_Texture *bmp = NULL;
static int screen_width, screen_height;
static char* ffmpeg_buffer;
static bool fullscreen;
static void sdl_setup(int width, int height, int redrawRate, void* context, int drFlags) {
int avc_flags = SLICE_THREADING;
if (ffmpeg_init(width, height, avc_flags, 2) < 0) {
@@ -50,8 +46,6 @@ static void sdl_setup(int width, int height, int redrawRate, void* context, int
exit(1);
}
fullscreen = (drFlags & DISPLAY_FULLSCREEN) == DISPLAY_FULLSCREEN;
fullscreen = false;
screen_width = width;
screen_height = height;
}
@@ -61,26 +55,6 @@ static void sdl_cleanup() {
}
static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
if (window == NULL) {
window = SDL_CreateWindow("Moonlight", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, screen_width, screen_height, SDL_WINDOW_OPENGL | (fullscreen?SDL_WINDOW_FULLSCREEN:0));
if(!window) {
fprintf(stderr, "SDL: could not create window - exiting\n");
exit(1);
}
SDL_SetRelativeMouseMode(SDL_TRUE);
renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
if (!renderer) {
printf("SDL_CreateRenderer failed: %s\n", SDL_GetError());
exit(1);
}
bmp = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_YV12, SDL_TEXTUREACCESS_STREAMING, screen_width, screen_height);
if (!bmp) {
fprintf(stderr, "SDL: could not create texture - exiting\n");
exit(1);
}
}
if (decodeUnit->fullLength < DECODER_BUFFER_SIZE) {
PLENTRY entry = decodeUnit->bufferList;
int length = 0;
@@ -90,15 +64,22 @@ static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
entry = entry->next;
}
int ret = ffmpeg_decode(ffmpeg_buffer, length);
if (ret == 1) {
AVFrame* frame = ffmpeg_get_frame();
if (SDL_LockMutex(mutex) == 0) {
int ret = ffmpeg_decode(ffmpeg_buffer, length);
if (ret == 1) {
AVFrame* frame = ffmpeg_get_frame();
SDL_UpdateYUVTexture(bmp, NULL, frame->data[0], frame->linesize[0], frame->data[1], frame->linesize[1], frame->data[2], frame->linesize[2]);
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, bmp, NULL, NULL);
SDL_RenderPresent(renderer);
}
SDL_Event event;
event.type = SDL_USEREVENT;
event.user.code = SDL_CODE_FRAME;
event.user.data1 = &frame->data;
event.user.data2 = &frame->linesize;
SDL_PushEvent(&event);
}
SDL_UnlockMutex(mutex);
} else
fprintf(stderr, "Couldn't lock mutex\n");
} else {
fprintf(stderr, "Video decode buffer too small");
exit(1);