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Autodetect number of cores for software rendering

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Iwan Timmer
2017-05-10 20:10:09 +02:00
parent 7cbea75ab2
commit 8f9e5102cc
1 changed files with 3 additions and 2 deletions
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src/video/sdl.c
+3 -2
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@@ -26,6 +26,7 @@
#include <SDL.h> #include <SDL.h>
#include <SDL_thread.h> #include <SDL_thread.h>
#include <unistd.h>
#include <stdbool.h> #include <stdbool.h>
#define DECODER_BUFFER_SIZE 92*1024 #define DECODER_BUFFER_SIZE 92*1024
@@ -37,7 +38,7 @@ static void sdl_setup(int videoFormat, int width, int height, int redrawRate, vo
if (drFlags & FORCE_HARDWARE_ACCELERATION) if (drFlags & FORCE_HARDWARE_ACCELERATION)
avc_flags |= HARDWARE_ACCELERATION; avc_flags |= HARDWARE_ACCELERATION;
if (ffmpeg_init(videoFormat, width, height, avc_flags, SDL_BUFFER_FRAMES, 2) < 0) { if (ffmpeg_init(videoFormat, width, height, avc_flags, SDL_BUFFER_FRAMES, sysconf(_SC_NPROCESSORS_ONLN)) < 0) {
fprintf(stderr, "Couldn't initialize video decoding\n"); fprintf(stderr, "Couldn't initialize video decoding\n");
exit(1); exit(1);
} }
@@ -92,5 +93,5 @@ DECODER_RENDERER_CALLBACKS decoder_callbacks_sdl = {
.setup = sdl_setup, .setup = sdl_setup,
.cleanup = sdl_cleanup, .cleanup = sdl_cleanup,
.submitDecodeUnit = sdl_submit_decode_unit, .submitDecodeUnit = sdl_submit_decode_unit,
.capabilities = CAPABILITY_SLICES_PER_FRAME(2) | CAPABILITY_REFERENCE_FRAME_INVALIDATION | CAPABILITY_DIRECT_SUBMIT, .capabilities = CAPABILITY_SLICES_PER_FRAME(4) | CAPABILITY_REFERENCE_FRAME_INVALIDATION | CAPABILITY_DIRECT_SUBMIT,
}; };