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authorMax Kellermann <max@duempel.org>2011-01-07 22:29:47 +0100
committerMax Kellermann <max@duempel.org>2011-01-07 22:33:10 +0100
commitaf892e7e804ccf96356e8f71239a1bce9616da02 (patch)
treed8abaf16ee27aee9f3408eaaa0e1209e0cb4524a /src
parentb5645ab29f4be93ef43d9995f03b48b942cdaa14 (diff)
downloadmpd-af892e7e804ccf96356e8f71239a1bce9616da02.tar.gz
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player_thread: make variables more local
Diffstat (limited to '')
-rw-r--r--src/player_thread.c55
1 files changed, 19 insertions, 36 deletions
diff --git a/src/player_thread.c b/src/player_thread.c
index 2d8822eb0..cdcff3f92 100644
--- a/src/player_thread.c
+++ b/src/player_thread.c
@@ -356,16 +356,9 @@ player_check_decoder_startup(struct player *player)
static bool
player_send_silence(struct player *player)
{
- struct music_chunk *chunk;
- size_t frame_size =
- audio_format_frame_size(&player->play_audio_format);
- /* this formula ensures that we don't send
- partial frames */
- unsigned num_frames = sizeof(chunk->data) / frame_size;
-
assert(audio_format_defined(&player->play_audio_format));
- chunk = music_buffer_allocate(player_buffer);
+ struct music_chunk *chunk = music_buffer_allocate(player_buffer);
if (chunk == NULL) {
g_warning("Failed to allocate silence buffer");
return false;
@@ -375,6 +368,12 @@ player_send_silence(struct player *player)
chunk->audio_format = player->play_audio_format;
#endif
+ size_t frame_size =
+ audio_format_frame_size(&player->play_audio_format);
+ /* this formula ensures that we don't send
+ partial frames */
+ unsigned num_frames = sizeof(chunk->data) / frame_size;
+
chunk->times = -1.0; /* undefined time stamp */
chunk->length = num_frames * frame_size;
memset(chunk->data, 0, chunk->length);
@@ -396,8 +395,6 @@ static bool player_seek_decoder(struct player *player)
{
struct song *song = pc.next_song;
struct decoder_control *dc = player->dc;
- double where;
- bool ret;
assert(pc.next_song != NULL);
@@ -413,8 +410,7 @@ static bool player_seek_decoder(struct player *player)
/* re-start the decoder */
player_dc_start(player, player->pipe);
- ret = player_wait_for_decoder(player);
- if (!ret) {
+ if (!player_wait_for_decoder(player)) {
/* decoder failure */
player_command_finished();
return false;
@@ -435,8 +431,7 @@ static bool player_seek_decoder(struct player *player)
/* wait for the decoder to complete initialization */
while (player->decoder_starting) {
- ret = player_check_decoder_startup(player);
- if (!ret) {
+ if (!player_check_decoder_startup(player)) {
/* decoder failure */
player_command_finished();
return false;
@@ -445,14 +440,13 @@ static bool player_seek_decoder(struct player *player)
/* send the SEEK command */
- where = pc.seek_where;
+ double where = pc.seek_where;
if (where > pc.total_time)
where = pc.total_time - 0.1;
if (where < 0.0)
where = 0.0;
- ret = dc_seek(dc, where + song->start_ms / 1000.0);
- if (!ret) {
+ if (!dc_seek(dc, where + song->start_ms / 1000.0)) {
/* decoder failure */
player_command_finished();
return false;
@@ -583,14 +577,12 @@ static void player_process_command(struct player *player)
static void
update_song_tag(struct song *song, const struct tag *new_tag)
{
- struct tag *old_tag;
-
if (song_is_file(song))
/* don't update tags of local files, only remote
streams may change tags dynamically */
return;
- old_tag = song->tag;
+ struct tag *old_tag = song->tag;
song->tag = tag_dup(new_tag);
if (old_tag != NULL)
@@ -648,15 +640,14 @@ static bool
play_next_chunk(struct player *player)
{
struct decoder_control *dc = player->dc;
- struct music_chunk *chunk = NULL;
- unsigned cross_fade_position;
- bool success;
if (!audio_output_all_wait(64))
/* the output pipe is still large enough, don't send
another chunk */
return true;
+ unsigned cross_fade_position;
+ struct music_chunk *chunk = NULL;
if (player->xfade == XFADE_ENABLED &&
player_dc_at_next_song(player) &&
(cross_fade_position = music_pipe_size(player->pipe))
@@ -732,9 +723,7 @@ play_next_chunk(struct player *player)
/* play the current chunk */
- success = play_chunk(player->song, chunk, &player->play_audio_format);
-
- if (!success) {
+ if (!play_chunk(player->song, chunk, &player->play_audio_format)) {
music_buffer_return(player_buffer, chunk);
player_lock();
@@ -776,11 +765,9 @@ play_next_chunk(struct player *player)
static bool
player_song_border(struct player *player)
{
- char *uri;
-
player->xfade = XFADE_UNKNOWN;
- uri = song_get_uri(player->song);
+ char *uri = song_get_uri(player->song);
g_message("played \"%s\"", uri);
g_free(uri);
@@ -875,15 +862,12 @@ static void do_play(struct decoder_control *dc)
if (player.decoder_starting) {
/* wait until the decoder is initialized completely */
- bool success;
- const struct song *song;
- success = player_check_decoder_startup(&player);
- if (!success)
+ if (!player_check_decoder_startup(&player))
break;
/* seek to the beginning of the range */
- song = decoder_current_song(dc);
+ const struct song *song = decoder_current_song(dc);
if (song != NULL && song->start_ms > 0 &&
!dc_seek(dc, song->start_ms / 1000.0))
player_dc_stop(&player);
@@ -1092,10 +1076,9 @@ static gpointer player_task(G_GNUC_UNUSED gpointer arg)
void player_create(void)
{
- GError *e = NULL;
-
assert(pc.thread == NULL);
+ GError *e = NULL;
pc.thread = g_thread_create(player_task, NULL, true, &e);
if (pc.thread == NULL)
MPD_ERROR("Failed to spawn player task: %s", e->message);