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Use real size to determine if we have room for the message

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This commit is contained in:
Frank Krick 2025-08-28 18:29:17 -04:00
parent c5e5a6c788
commit 2f36f4009a
1 changed files with 21 additions and 23 deletions
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44
src/modules/module-filter-chain.c
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@ -1189,7 +1189,6 @@ static const struct spa_dict_item module_props[] = {
#define DEFAULT_RATE 48000
#define DEFAULT_FEEDBACK_BUFFER_SIZE 49152
#define DEFAULT_FEEDBACK_MAX_MESSAGE_SIZE 4096;
struct impl {
struct pw_context *context;
@ -1225,7 +1224,6 @@ struct impl {
struct spa_ringbuffer feedback_ringbuffer;
uint32_t feedback_ringbuffer_size;
uint32_t feedback_ringbuffer_max_message_size;
void *feedback_ringbuffer_data;
struct spa_audio_info_raw info;
@ -2066,30 +2064,25 @@ static void graph_props_changed(void *object, enum spa_direction direction)
uint32_t index;
const uint32_t available = impl->feedback_ringbuffer_size
- spa_ringbuffer_get_write_index(&impl->feedback_ringbuffer, &index);
if (available >= impl->feedback_ringbuffer_max_message_size) {
const uint64_t pod_length = SPA_POD_SIZE(params[0]);
const uint64_t full_length = pod_length + sizeof(uint64_t);
if (available >= full_length) {
fprintf(stdout, "writing to buffer\n");
const uint64_t pod_length = SPA_POD_SIZE(params[0]);
const uint64_t full_length = pod_length + sizeof(uint64_t);
if (full_length > impl->feedback_ringbuffer_max_message_size) {
fprintf(stdout, "feedback ringbuffer full\n");
pw_log_warn("feedback ringbuffer message too large");
} else {
fprintf(stdout, "writing data, pod length: %lu\nindex: %u\n",
pod_length, index);
fprintf(stdout, "writing data, pod length: %lu\nindex: %u\n",
pod_length, index);
spa_ringbuffer_write_data(&impl->feedback_ringbuffer,
impl->feedback_ringbuffer_data, impl->feedback_ringbuffer_size,
index % impl->feedback_ringbuffer_size, &pod_length,
sizeof(uint64_t));
spa_ringbuffer_write_data(&impl->feedback_ringbuffer,
impl->feedback_ringbuffer_data, impl->feedback_ringbuffer_size,
index % impl->feedback_ringbuffer_size, &pod_length,
sizeof(uint64_t));
spa_ringbuffer_write_data(&impl->feedback_ringbuffer,
impl->feedback_ringbuffer_data, impl->feedback_ringbuffer_size,
(index + sizeof(uint64_t)) % impl->feedback_ringbuffer_size, params[0],
SPA_POD_SIZE(params[0]));
spa_ringbuffer_write_data(&impl->feedback_ringbuffer,
impl->feedback_ringbuffer_data, impl->feedback_ringbuffer_size,
(index + sizeof(uint64_t)) % impl->feedback_ringbuffer_size, params[0],
SPA_POD_SIZE(params[0]));
spa_ringbuffer_write_update(&impl->feedback_ringbuffer,
index + sizeof(uint64_t) + SPA_POD_SIZE(params[0]));
}
spa_ringbuffer_write_update(&impl->feedback_ringbuffer,
index + sizeof(uint64_t) + SPA_POD_SIZE(params[0]));
} else {
fprintf(stdout, "not enough space in ringbuffer\n");
}
@ -2320,6 +2313,12 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
if (pw_properties_get(impl->playback_props, PW_KEY_MEDIA_NAME) == NULL)
pw_properties_setf(impl->playback_props, PW_KEY_MEDIA_NAME, "%s output",
pw_properties_get(impl->playback_props, PW_KEY_NODE_DESCRIPTION));
if (pw_properties_get(impl->control_props, PW_KEY_MEDIA_NAME) == NULL)
pw_properties_setf(impl->control_props, PW_KEY_MEDIA_NAME, "%s control",
pw_properties_get(impl->control_props, PW_KEY_NODE_DESCRIPTION));
if (pw_properties_get(impl->feedback_props, PW_KEY_MEDIA_NAME) == NULL)
pw_properties_setf(impl->feedback_props, PW_KEY_MEDIA_NAME, "%s feedback",
pw_properties_get(impl->feedback_props, PW_KEY_NODE_DESCRIPTION));
p = pw_context_get_properties(impl->context);
pw_properties_set(props, "clock.quantum-limit",
@ -2374,7 +2373,6 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
spa_ringbuffer_init(&impl->feedback_ringbuffer);
impl->feedback_ringbuffer_data = malloc(DEFAULT_FEEDBACK_BUFFER_SIZE);
impl->feedback_ringbuffer_size = DEFAULT_FEEDBACK_BUFFER_SIZE;
impl->feedback_ringbuffer_max_message_size = DEFAULT_FEEDBACK_MAX_MESSAGE_SIZE;
}
setup_streams(impl);