diff --git a/plugins/image-source/data/locale/en-US.ini b/plugins/image-source/data/locale/en-US.ini index fc453ae82..6b0d15579 100644 --- a/plugins/image-source/data/locale/en-US.ini +++ b/plugins/image-source/data/locale/en-US.ini @@ -1,2 +1,3 @@ ImageInput="Image" File="Image File" +UnloadWhenNotShowing="Unload image when not showing" diff --git a/plugins/image-source/image-source.c b/plugins/image-source/image-source.c index 133a1dc0c..27bbab9fd 100644 --- a/plugins/image-source/image-source.c +++ b/plugins/image-source/image-source.c @@ -14,6 +14,9 @@ struct image_source { obs_source_t *source; + char *file; + bool persistent; + gs_texture_t *tex; uint32_t cx; uint32_t cy; @@ -24,19 +27,19 @@ static const char *image_source_get_name(void) return obs_module_text("ImageInput"); } -static void image_source_update(void *data, obs_data_t *settings) +static void image_source_load(struct image_source *context) { - struct image_source *context = data; - const char *file = obs_data_get_string(settings, "file"); + char *file = context->file; obs_enter_graphics(); - if (context->tex) { + if (context->tex) gs_texture_destroy(context->tex); - context->tex = NULL; - } + context->tex = NULL; if (file && *file) { + debug("loading texture '%s'", file); + context->tex = gs_texture_create_from_file(file); if (context->tex) { context->cx = gs_texture_get_width(context->tex); @@ -51,6 +54,56 @@ static void image_source_update(void *data, obs_data_t *settings) obs_leave_graphics(); } +static void image_source_unload(struct image_source *context) +{ + obs_enter_graphics(); + + if (context->tex) + gs_texture_destroy(context->tex); + context->tex = NULL; + + obs_leave_graphics(); +} + +static void image_source_update(void *data, obs_data_t *settings) +{ + struct image_source *context = data; + const char *file = obs_data_get_string(settings, "file"); + const bool unload = obs_data_get_bool(settings, "unload"); + + if (context->file) + bfree(context->file); + context->file = bstrdup(file); + context->persistent = !unload; + + /* Load the image if the source is persistent or showing */ + if (context->persistent || obs_source_showing(context->source)) + image_source_load(data); + else + image_source_unload(data); +} + +static void image_source_defaults(obs_data_t *settings) +{ + obs_data_set_default_bool(settings, "unload", true); +} + +static void image_source_show(void *data) +{ + struct image_source *context = data; + + if (!context->persistent) + image_source_load(context); +} + +static void image_source_hide(void *data) +{ + struct image_source *context = data; + + if (!context->persistent) + image_source_unload(context); +} + static void *image_source_create(obs_data_t *settings, obs_source_t *source) { struct image_source *context = bzalloc(sizeof(struct image_source)); @@ -64,10 +117,10 @@ static void image_source_destroy(void *data) { struct image_source *context = data; - obs_enter_graphics(); - gs_texture_destroy(context->tex); - obs_leave_graphics(); + image_source_unload(context); + if (context->file) + bfree(context->file); bfree(context); } @@ -86,6 +139,7 @@ static uint32_t image_source_getheight(void *data) static void image_source_render(void *data, gs_effect_t *effect) { struct image_source *context = data; + if (!context->tex) return; @@ -112,6 +166,8 @@ static obs_properties_t *image_source_properties(void *unused) obs_properties_add_path(props, "file", obs_module_text("File"), OBS_PATH_FILE, image_filter, NULL); + obs_properties_add_bool(props, + "unload", obs_module_text("UnloadWhenNotShowing")); return props; } @@ -124,6 +180,9 @@ static struct obs_source_info image_source_info = { .create = image_source_create, .destroy = image_source_destroy, .update = image_source_update, + .get_defaults = image_source_defaults, + .show = image_source_show, + .hide = image_source_hide, .get_width = image_source_getwidth, .get_height = image_source_getheight, .video_render = image_source_render,