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examples: fix texture updates

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This commit is contained in:
Wim Taymans 2025-09-09 14:29:18 +02:00
parent 0b08468035
commit 144c3630ea
3 changed files with 44 additions and 31 deletions
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33
src/examples/video-play.c
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@ -181,23 +181,21 @@ on_process(void *_data)
void *datas[4];
sstride = data->stride;
if (buf->n_datas == 1) {
datas[0] = sdata;
datas[1] = SPA_PTROFF(sdata, sstride * data->size.height, void);
datas[2] = SPA_PTROFF(sdata, 5 * (sstride * data->size.height) / 4, void);
SDL_UpdateTexture(data->texture, NULL,
sdata, sstride);
} else {
datas[0] = sdata;
datas[1] = buf->datas[1].data;
datas[2] = buf->datas[2].data;
SDL_UpdateYUVTexture(data->texture, NULL,
datas[0], sstride,
datas[1], sstride / 2,
datas[2], sstride / 2);
}
SDL_UpdateYUVTexture(data->texture, NULL,
datas[0], sstride,
datas[1], sstride / 2,
datas[2], sstride / 2);
}
else {
if (SDL_LockTexture(data->texture, NULL, &ddata, &dstride) < 0) {
fprintf(stderr, "Couldn't lock texture: %s\n", SDL_GetError());
goto done;
}
sstride = buf->datas[0].chunk->stride;
@ -355,21 +353,26 @@ on_stream_param_changed(void *_data, uint32_t id, const struct spa_pod *param)
SDL_TEXTUREACCESS_STREAMING,
data->size.width,
data->size.height);
if (SDL_LockTexture(data->texture, NULL, &d, &data->stride) < 0) {
fprintf(stderr, "Couldn't lock texture: %s\n", SDL_GetError());
pw_stream_set_error(stream, -EINVAL, "invalid format");
return;
}
SDL_UnlockTexture(data->texture);
switch(sdl_format) {
case SDL_PIXELFORMAT_YV12:
case SDL_PIXELFORMAT_IYUV:
data->stride = data->size.width;
size = (data->stride * data->size.height) * 3 / 2;
data->is_yuv = true;
blocks = 3;
break;
case SDL_PIXELFORMAT_YUY2:
data->is_yuv = true;
data->stride = data->size.width * 2;
size = (data->stride * data->size.height);
blocks = 1;
break;
default:
if (SDL_LockTexture(data->texture, NULL, &d, &data->stride) < 0) {
fprintf(stderr, "Couldn't lock texture: %s\n", SDL_GetError());
data->stride = data->size.width * 2;
} else
SDL_UnlockTexture(data->texture);
size = data->stride * data->size.height;
blocks = 1;
break;