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Add test case for SET_SYSTEM_AV_INFO in libretro-test/.

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This commit is contained in:
Themaister 2014-02-20 23:05:56 +01:00
parent 21c383f77a
commit 60b1b8523d
3 changed files with 44 additions and 11 deletions
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1
dynamic.c
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@ -907,6 +907,7 @@ bool rarch_environment_cb(unsigned cmd, void *data)
case RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO:
{
RARCH_LOG("Environ SET_SYSTEM_AV_INFO.\n");
return driver_update_system_av_info((const struct retro_system_av_info*)data);
}

52
libretro-test/libretro-test.c
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@ -9,6 +9,8 @@
static uint16_t *frame_buf;
static struct retro_log_callback logging;
static bool use_audio_cb;
static float last_aspect;
static float last_sample_rate;
static void fallback_log(enum retro_log_level level, const char *fmt, ...)
{
@ -50,11 +52,33 @@ void retro_get_system_info(struct retro_system_info *info)
info->valid_extensions = NULL; // Anything is fine, we don't care.
}
static retro_video_refresh_t video_cb;
static retro_audio_sample_t audio_cb;
static retro_audio_sample_batch_t audio_batch_cb;
static retro_environment_t environ_cb;
static retro_input_poll_t input_poll_cb;
static retro_input_state_t input_state_cb;
void retro_get_system_av_info(struct retro_system_av_info *info)
{
float aspect = 4.0f / 3.0f;
struct retro_variable var = { .key = "test_aspect" };
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
{
if (!strcmp(var.value, "4:3"))
aspect = 4.0f / 3.0f;
else if (!strcmp(var.value, "16:9"))
aspect = 16.0f / 9.0f;
}
float sampling_rate = 30000.0f;
var.key = "test_samplerate";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
sampling_rate = strtof(var.value, NULL);
info->timing = (struct retro_system_timing) {
.fps = 60.0,
.sample_rate = 30000.0,
.sample_rate = sampling_rate,
};
info->geometry = (struct retro_game_geometry) {
@ -62,16 +86,12 @@ void retro_get_system_av_info(struct retro_system_av_info *info)
.base_height = 240,
.max_width = 320,
.max_height = 240,
.aspect_ratio = 4.0 / 3.0,
.aspect_ratio = aspect,
};
}
static retro_video_refresh_t video_cb;
static retro_audio_sample_t audio_cb;
static retro_audio_sample_batch_t audio_batch_cb;
static retro_environment_t environ_cb;
static retro_input_poll_t input_poll_cb;
static retro_input_state_t input_state_cb;
last_aspect = aspect;
last_sample_rate = sampling_rate;
}
static struct retro_rumble_interface rumble;
@ -80,6 +100,8 @@ void retro_set_environment(retro_environment_t cb)
environ_cb = cb;
static const struct retro_variable vars[] = {
{ "test_aspect", "Aspect Ratio; 4:3|16:9" },
{ "test_samplerate", "Sample Rate; 30000|20000" },
{ "test_opt0", "Test option #0; false|true" },
{ "test_opt1", "Test option #1; 0" },
{ "test_opt2", "Test option #2; 0|1|foo|3" },
@ -235,7 +257,6 @@ static void render_checkered(void)
video_cb(frame_buf, 320, 240, 320 << 1);
}
static void check_variables(void)
{
struct retro_variable var = {0};
@ -248,6 +269,16 @@ static void check_variables(void)
var.key = "test_opt2";
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
logging.log(RETRO_LOG_INFO, "Key -> Val: %s -> %s.\n", var.key, var.value);
float last = last_aspect;
float last_rate = last_sample_rate;
struct retro_system_av_info info;
retro_get_system_av_info(&info);
if ((last != last_aspect && last != 0.0f) || (last_rate != last_sample_rate && last_rate != 0.0f))
{
bool ret = environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &info);
logging.log(RETRO_LOG_INFO, "SET_SYSTEM_AV_INFO = %u.\n", ret);
}
}
static void audio_callback(void)
@ -323,6 +354,7 @@ bool retro_load_game(const struct retro_game_info *info)
void retro_unload_game(void)
{
last_aspect = 0.0f;
}
unsigned retro_get_region(void)

2
libretro.h
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@ -593,7 +593,7 @@ enum retro_mod
#define RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO 32
// const struct retro_system_av_info * --
// Sets a new av_info structure. This can only be called from within retro_run().
// This should *only* be used if the core is completely altering the internal resolutions, aspect ratios, timings, etc.
// This should *only* be used if the core is completely altering the internal resolutions, aspect ratios, timings, sampling rate, etc.
// Calling this can require a full reinitialization of video/audio drivers in the frontend,
// so it is important to call it very sparingly, and usually only with the users explicit consent.
// An eventual driver reinit will happen so that video and audio callbacks