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-rw-r--r--src/command.c49
-rw-r--r--src/crossfade.c94
-rw-r--r--src/crossfade.h8
-rw-r--r--src/decoder/_flac_common.c11
-rw-r--r--src/decoder/flac_decoder_plugin.c7
-rw-r--r--src/decoder/flac_metadata.c43
-rw-r--r--src/decoder/flac_metadata.h4
-rw-r--r--src/decoder/mad_decoder_plugin.c47
-rw-r--r--src/decoder_api.c12
-rw-r--r--src/decoder_api.h11
-rw-r--r--src/decoder_control.c50
-rw-r--r--src/decoder_control.h13
-rw-r--r--src/decoder_thread.c11
-rw-r--r--src/pcm_mix.c11
-rw-r--r--src/player_control.c31
-rw-r--r--src/player_control.h14
-rw-r--r--src/player_thread.c16
-rw-r--r--src/playlist_state.c10
18 files changed, 423 insertions, 19 deletions
diff --git a/src/command.c b/src/command.c
index a7fccbed..d514d069 100644
--- a/src/command.c
+++ b/src/command.c
@@ -76,6 +76,8 @@
#define COMMAND_STATUS_BITRATE "bitrate"
#define COMMAND_STATUS_ERROR "error"
#define COMMAND_STATUS_CROSSFADE "xfade"
+#define COMMAND_STATUS_MIXRAMPDB "mixrampdb"
+#define COMMAND_STATUS_MIXRAMPDELAY "mixrampdelay"
#define COMMAND_STATUS_AUDIO "audio"
#define COMMAND_STATUS_UPDATING_DB "updating_db"
@@ -294,6 +296,23 @@ check_bool(struct client *client, bool *value_r, const char *s)
return true;
}
+static bool
+check_float(struct client *client, float *value_r, const char *s)
+{
+ float value;
+ char *endptr;
+
+ value = strtof(s, &endptr);
+ if (*endptr != 0 && endptr == s) {
+ command_error(client, ACK_ERROR_ARG,
+ "Float expected: %s", s);
+ return false;
+ }
+
+ *value_r = value;
+ return true;
+}
+
static enum command_return
print_playlist_result(struct client *client,
enum playlist_result result)
@@ -495,6 +514,8 @@ handle_status(struct client *client,
COMMAND_STATUS_PLAYLIST ": %li\n"
COMMAND_STATUS_PLAYLIST_LENGTH ": %i\n"
COMMAND_STATUS_CROSSFADE ": %i\n"
+ COMMAND_STATUS_MIXRAMPDB ": %f\n"
+ COMMAND_STATUS_MIXRAMPDELAY ": %f\n"
COMMAND_STATUS_STATE ": %s\n",
volume_level_get(),
playlist_get_repeat(&g_playlist),
@@ -504,6 +525,8 @@ handle_status(struct client *client,
playlist_get_version(&g_playlist),
playlist_get_length(&g_playlist),
(int)(pc_get_cross_fade() + 0.5),
+ pc_get_mixramp_db(),
+ pc_get_mixramp_delay(),
state);
song = playlist_get_current_song(&g_playlist);
@@ -1451,6 +1474,30 @@ handle_crossfade(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
}
static enum command_return
+handle_mixrampdb(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+ float db;
+
+ if (!check_float(client, &db, argv[1]))
+ return COMMAND_RETURN_ERROR;
+ pc_set_mixramp_db(db);
+
+ return COMMAND_RETURN_OK;
+}
+
+static enum command_return
+handle_mixrampdelay(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
+{
+ float delay_secs;
+
+ if (!check_float(client, &delay_secs, argv[1]))
+ return COMMAND_RETURN_ERROR;
+ pc_set_mixramp_delay(delay_secs);
+
+ return COMMAND_RETURN_OK;
+}
+
+static enum command_return
handle_enableoutput(struct client *client, G_GNUC_UNUSED int argc, char *argv[])
{
unsigned device;
@@ -1805,6 +1852,8 @@ static const struct command commands[] = {
{ "listplaylists", PERMISSION_READ, 0, 0, handle_listplaylists },
{ "load", PERMISSION_ADD, 1, 1, handle_load },
{ "lsinfo", PERMISSION_READ, 0, 1, handle_lsinfo },
+ { "mixrampdb", PERMISSION_CONTROL, 1, 1, handle_mixrampdb },
+ { "mixrampdelay", PERMISSION_CONTROL, 1, 1, handle_mixrampdelay },
{ "move", PERMISSION_CONTROL, 2, 2, handle_move },
{ "moveid", PERMISSION_CONTROL, 2, 2, handle_moveid },
{ "next", PERMISSION_CONTROL, 0, 0, handle_next },
diff --git a/src/crossfade.c b/src/crossfade.c
index 57a6c0d1..50a35f69 100644
--- a/src/crossfade.c
+++ b/src/crossfade.c
@@ -26,34 +26,111 @@
#include <assert.h>
#include <string.h>
+#include <stdlib.h>
+#include <glib.h>
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "crossfade"
+
+static float mixramp_interpolate(char *ramp_list, float required_db)
+{
+ float db, secs, last_db = nan(""), last_secs = 0;
+ char *ramp_str, *save_str = NULL;
+
+ /* ramp_list is a string of pairs of dBs and seconds that describe the
+ * volume profile. Delimiters are semi-colons between pairs and spaces
+ * between the dB and seconds of a pair.
+ * The dB values must be monotonically increasing for this to work. */
+
+ while (1) {
+ /* Parse the dB tokens out of the input string. */
+ ramp_str = strtok_r(ramp_list, " ", &save_str);
+
+ /* Tell strtok to continue next time round. */
+ ramp_list = NULL;
+
+ /* Parse the dB value. */
+ if (NULL == ramp_str) {
+ return nan("");
+ }
+ db = (float)atof(ramp_str);
+
+ /* Parse the time. */
+ ramp_str = strtok_r(NULL, ";", &save_str);
+ if (NULL == ramp_str) {
+ return nan("");
+ }
+ secs = (float)atof(ramp_str);
+
+ /* Check for exact match. */
+ if (db == required_db) {
+ return secs;
+ }
+
+ /* Save if too quiet. */
+ if (db < required_db) {
+ last_db = db;
+ last_secs = secs;
+ continue;
+ }
+
+ /* If required db < any stored value, use the least. */
+ if (isnan(last_db)) {
+ return secs;
+ }
+
+ /* Finally, interpolate linearly. */
+ secs = last_secs + (required_db - last_db) * (secs - last_secs) / (db - last_db);
+ return secs;
+ }
+}
unsigned cross_fade_calc(float duration, float total_time,
+ float mixramp_db, float mixramp_delay,
+ char *mixramp_start, char *mixramp_prev_end,
const struct audio_format *af,
const struct audio_format *old_format,
unsigned max_chunks)
{
- unsigned int chunks;
+ unsigned int chunks = 0;
+ float chunks_f;
+ float mixramp_overlap;
- if (duration <= 0 || duration >= total_time ||
+ if (duration < 0 || duration >= total_time ||
/* we can't crossfade when the audio formats are different */
!audio_format_equals(af, old_format))
return 0;
- assert(duration > 0);
+ assert(duration >= 0);
assert(audio_format_valid(af));
- chunks = audio_format_time_to_size(af) / CHUNK_SIZE;
- chunks = (chunks * duration + 0.5);
+ chunks_f = (float)audio_format_time_to_size(af) / (float)CHUNK_SIZE;
+
+ if (isnan(mixramp_delay) || !(mixramp_start) || !(mixramp_prev_end)) {
+ chunks = (chunks_f * duration + 0.5);
+ } else {
+ /* Calculate mixramp overlap.
+ * FIXME factor in ReplayGain for both songs. */
+ mixramp_overlap = mixramp_interpolate(mixramp_start, mixramp_db)
+ + mixramp_interpolate(mixramp_prev_end, mixramp_db);
+ if (!isnan(mixramp_overlap) && (mixramp_delay <= mixramp_overlap)) {
+ chunks = (chunks_f * (mixramp_overlap - mixramp_delay));
+ g_debug("will overlap %d chunks, %fs", chunks,
+ mixramp_overlap - mixramp_delay);
+ }
+ }
- if (chunks > max_chunks)
+ if (chunks > max_chunks) {
chunks = max_chunks;
+ g_warning("audio_buffer_size too small for computed MixRamp overlap");
+ }
return chunks;
}
void cross_fade_apply(struct music_chunk *a, const struct music_chunk *b,
const struct audio_format *format,
- unsigned int current_chunk, unsigned int num_chunks)
+ float mix_ratio)
{
size_t size;
@@ -61,7 +138,6 @@ void cross_fade_apply(struct music_chunk *a, const struct music_chunk *b,
assert(b != NULL);
assert(a->length == 0 || b->length == 0 ||
audio_format_equals(&a->audio_format, &b->audio_format));
- assert(current_chunk <= num_chunks);
if (a->tag == NULL && b->tag != NULL)
/* merge the tag into the destination chunk */
@@ -75,7 +151,7 @@ void cross_fade_apply(struct music_chunk *a, const struct music_chunk *b,
b->data,
size,
format,
- ((float)current_chunk) / num_chunks);
+ mix_ratio);
if (b->length > a->length) {
/* the second buffer is larger than the first one:
diff --git a/src/crossfade.h b/src/crossfade.h
index 81ba9141..d313b473 100644
--- a/src/crossfade.h
+++ b/src/crossfade.h
@@ -28,6 +28,10 @@ struct music_chunk;
*
* @param duration the requested crossfade duration
* @param total_time total_time the duration of the new song
+ * @param mixramp_db the current mixramp_db setting
+ * @param mixramp_delay the current mixramp_delay setting
+ * @param mixramp_start the next songs mixramp_start tag
+ * @param mixramp_prev_end the last songs mixramp_end setting
* @param af the audio format of the new song
* @param old_format the audio format of the current song
* @param max_chunks the maximum number of chunks
@@ -35,6 +39,8 @@ struct music_chunk;
* should be disabled for this song change
*/
unsigned cross_fade_calc(float duration, float total_time,
+ float mixramp_db, float mixramp_delay,
+ char *mixramp_start, char *mixramp_prev_end,
const struct audio_format *af,
const struct audio_format *old_format,
unsigned max_chunks);
@@ -51,6 +57,6 @@ unsigned cross_fade_calc(float duration, float total_time,
*/
void cross_fade_apply(struct music_chunk *a, const struct music_chunk *b,
const struct audio_format *format,
- unsigned int current_chunk, unsigned int num_chunks);
+ float mix_ratio);
#endif
diff --git a/src/decoder/_flac_common.c b/src/decoder/_flac_common.c
index b642121b..6f6d33f0 100644
--- a/src/decoder/_flac_common.c
+++ b/src/decoder/_flac_common.c
@@ -102,11 +102,6 @@ flac_got_stream_info(struct flac_data *data,
if (data->total_frames == 0)
data->total_frames = stream_info->total_samples;
- decoder_initialized(data->decoder, &data->audio_format,
- data->input_stream->seekable,
- (float)data->total_frames /
- (float)data->audio_format.sample_rate);
-
data->initialized = true;
}
@@ -117,6 +112,8 @@ void flac_metadata_common_cb(const FLAC__StreamMetadata * block,
return;
struct replay_gain_info rgi;
+ char *mixramp_start;
+ char *mixramp_end;
switch (block->type) {
case FLAC__METADATA_TYPE_STREAMINFO:
@@ -126,6 +123,10 @@ void flac_metadata_common_cb(const FLAC__StreamMetadata * block,
case FLAC__METADATA_TYPE_VORBIS_COMMENT:
if (flac_parse_replay_gain(&rgi, block))
decoder_replay_gain(data->decoder, &rgi);
+ if (flac_parse_mixramp(&mixramp_start, &mixramp_end, block)) {
+ g_debug("setting mixramp_tags");
+ decoder_mixramp(data->decoder, mixramp_start, mixramp_end);
+ }
if (data->tag != NULL)
flac_vorbis_comments_to_tag(data->tag, NULL,
diff --git a/src/decoder/flac_decoder_plugin.c b/src/decoder/flac_decoder_plugin.c
index 022ee704..e89e2ea1 100644
--- a/src/decoder/flac_decoder_plugin.c
+++ b/src/decoder/flac_decoder_plugin.c
@@ -247,9 +247,14 @@ flac_decoder_initialize(struct flac_data *data, FLAC__StreamDecoder *sd,
return false;
}
- if (data->initialized)
+ if (data->initialized) {
/* done */
+ decoder_initialized(data->decoder, &data->audio_format,
+ data->input_stream->seekable,
+ (float)data->total_frames /
+ (float)data->audio_format.sample_rate);
return true;
+ }
if (data->input_stream->seekable)
/* allow the workaround below only for nonseekable
diff --git a/src/decoder/flac_metadata.c b/src/decoder/flac_metadata.c
index 926cd3af..68d15f6d 100644
--- a/src/decoder/flac_metadata.c
+++ b/src/decoder/flac_metadata.c
@@ -80,6 +80,49 @@ flac_parse_replay_gain(struct replay_gain_info *rgi,
return found;
}
+static bool
+flac_find_string_comment(const FLAC__StreamMetadata *block,
+ const char *cmnt, char **str)
+{
+ int offset;
+ size_t pos;
+ int len;
+ unsigned char tmp, *p;
+
+ *str = NULL;
+ offset = FLAC__metadata_object_vorbiscomment_find_entry_from(block, 0,
+ cmnt);
+ if (offset < 0)
+ return false;
+
+ pos = strlen(cmnt) + 1; /* 1 is for '=' */
+ len = block->data.vorbis_comment.comments[offset].length - pos;
+ if (len <= 0)
+ return false;
+
+ p = &block->data.vorbis_comment.comments[offset].entry[pos];
+ tmp = p[len];
+ p[len] = '\0';
+ *str = strdup((char *)p);
+ p[len] = tmp;
+
+ return true;
+}
+
+bool
+flac_parse_mixramp(char **mixramp_start, char **mixramp_end,
+ const FLAC__StreamMetadata *block)
+{
+ bool found = false;
+
+ if (flac_find_string_comment(block, "mixramp_start", mixramp_start))
+ found = true;
+ if (flac_find_string_comment(block, "mixramp_end", mixramp_end))
+ found = true;
+
+ return found;
+}
+
/**
* Checks if the specified name matches the entry's name, and if yes,
* returns the comment value (not null-temrinated).
diff --git a/src/decoder/flac_metadata.h b/src/decoder/flac_metadata.h
index 3cc33361..06e691d1 100644
--- a/src/decoder/flac_metadata.h
+++ b/src/decoder/flac_metadata.h
@@ -37,6 +37,10 @@ bool
flac_parse_replay_gain(struct replay_gain_info *rgi,
const FLAC__StreamMetadata *block);
+bool
+flac_parse_mixramp(char **mixramp_start, char **mixramp_end,
+ const FLAC__StreamMetadata *block);
+
void
flac_vorbis_comments_to_tag(struct tag *tag, const char *char_tnum,
const FLAC__StreamMetadata_VorbisComment *comment);
diff --git a/src/decoder/mad_decoder_plugin.c b/src/decoder/mad_decoder_plugin.c
index 379cb9b8..6f6ee8fa 100644
--- a/src/decoder/mad_decoder_plugin.c
+++ b/src/decoder/mad_decoder_plugin.c
@@ -347,6 +347,47 @@ parse_id3_replay_gain_info(struct replay_gain_info *replay_gain_info,
}
#endif
+#ifdef HAVE_ID3TAG
+static bool
+parse_id3_mixramp(char **mixramp_start, char **mixramp_end,
+ struct id3_tag *tag)
+{
+ int i;
+ char *key;
+ char *value;
+ struct id3_frame *frame;
+ bool found = false;
+
+ *mixramp_start = NULL;
+ *mixramp_end = NULL;
+
+ for (i = 0; (frame = id3_tag_findframe(tag, "TXXX", i)); i++) {
+ if (frame->nfields < 3)
+ continue;
+
+ key = (char *)
+ id3_ucs4_latin1duplicate(id3_field_getstring
+ (&frame->fields[1]));
+ value = (char *)
+ id3_ucs4_latin1duplicate(id3_field_getstring
+ (&frame->fields[2]));
+
+ if (g_ascii_strcasecmp(key, "mixramp_start") == 0) {
+ *mixramp_start = strdup(value);
+ found = true;
+ } else if (g_ascii_strcasecmp(key, "mixramp_end") == 0) {
+ *mixramp_end = strdup(value);
+ found = true;
+ }
+
+ free(key);
+ free(value);
+ }
+
+ return found;
+}
+#endif
+
static void mp3_parse_id3(struct mp3_data *data, size_t tagsize,
struct tag **mpd_tag)
{
@@ -403,10 +444,16 @@ static void mp3_parse_id3(struct mp3_data *data, size_t tagsize,
if (data->decoder != NULL) {
struct replay_gain_info rgi;
+ char *mixramp_start;
+ char *mixramp_end;
if (parse_id3_replay_gain_info(&rgi, id3_tag)) {
decoder_replay_gain(data->decoder, &rgi);
data->found_replay_gain = true;
}
+ if (parse_id3_mixramp(&mixramp_start, &mixramp_end, id3_tag)) {
+ g_debug("setting mixramp_tags");
+ decoder_mixramp(data->decoder, mixramp_start, mixramp_end);
+ }
}
id3_tag_delete(id3_tag);
diff --git a/src/decoder_api.c b/src/decoder_api.c
index fc7ed390..948ccb56 100644
--- a/src/decoder_api.c
+++ b/src/decoder_api.c
@@ -427,3 +427,15 @@ decoder_replay_gain(struct decoder *decoder,
} else
decoder->replay_gain_serial = 0;
}
+
+void
+decoder_mixramp(struct decoder *decoder,
+ char *mixramp_start, char *mixramp_end)
+{
+ assert(decoder != NULL);
+ struct decoder_control *dc = decoder->dc;
+ assert(dc != NULL);
+
+ dc_mixramp_start(dc, mixramp_start);
+ dc_mixramp_end(dc, mixramp_end);
+}
diff --git a/src/decoder_api.h b/src/decoder_api.h
index 8c713325..e2b645f6 100644
--- a/src/decoder_api.h
+++ b/src/decoder_api.h
@@ -157,4 +157,15 @@ void
decoder_replay_gain(struct decoder *decoder,
const struct replay_gain_info *replay_gain_info);
+/**
+ * Store MixRamp tags.
+ *
+ * @param decoder the decoder object
+ * @param mixramp_start the mixramp_start tag; may be NULL to invalidate
+ * @param mixramp_end the mixramp_end tag; may be NULL to invalidate
+ */
+void
+decoder_mixramp(struct decoder *decoder,
+ char *mixramp_start, char *mixramp_end);
+
#endif
diff --git a/src/decoder_control.c b/src/decoder_control.c
index eeb4670a..7388d307 100644
--- a/src/decoder_control.c
+++ b/src/decoder_control.c
@@ -22,6 +22,10 @@
#include "player_control.h"
#include <assert.h>
+#include <malloc.h>
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "decoder_control"
void
dc_init(struct decoder_control *dc)
@@ -33,6 +37,10 @@ dc_init(struct decoder_control *dc)
dc->state = DECODE_STATE_STOP;
dc->command = DECODE_COMMAND_NONE;
+
+ dc->mixramp_start = NULL;
+ dc->mixramp_end = NULL;
+ dc->mixramp_prev_end = NULL;
}
void
@@ -40,6 +48,15 @@ dc_deinit(struct decoder_control *dc)
{
g_cond_free(dc->cond);
g_mutex_free(dc->mutex);
+ if (dc->mixramp_start)
+ free(dc->mixramp_start);
+ if (dc->mixramp_end)
+ free(dc->mixramp_end);
+ if (dc->mixramp_prev_end)
+ free(dc->mixramp_prev_end);
+ dc->mixramp_start = NULL;
+ dc->mixramp_end = NULL;
+ dc->mixramp_prev_end = NULL;
}
static void
@@ -147,3 +164,36 @@ dc_quit(struct decoder_control *dc)
g_thread_join(dc->thread);
dc->thread = NULL;
}
+
+void
+dc_mixramp_start(struct decoder_control *dc, char *mixramp_start)
+{
+ assert(dc != NULL);
+
+ if (dc->mixramp_start)
+ free(dc->mixramp_start);
+ dc->mixramp_start = mixramp_start;
+ g_debug("mixramp_start = %s", mixramp_start ? mixramp_start : "NULL");
+}
+
+void
+dc_mixramp_end(struct decoder_control *dc, char *mixramp_end)
+{
+ assert(dc != NULL);
+
+ if (dc->mixramp_end)
+ free(dc->mixramp_end);
+ dc->mixramp_end = mixramp_end;
+ g_debug("mixramp_end = %s", mixramp_end ? mixramp_end : "NULL");
+}
+
+void
+dc_mixramp_prev_end(struct decoder_control *dc, char *mixramp_prev_end)
+{
+ assert(dc != NULL);
+
+ if (dc->mixramp_prev_end)
+ free(dc->mixramp_prev_end);
+ dc->mixramp_prev_end = mixramp_prev_end;
+ g_debug("mixramp_prev_end = %s", mixramp_prev_end ? mixramp_prev_end : "NULL");
+}
diff --git a/src/decoder_control.h b/src/decoder_control.h
index 9c6f6e88..7794258c 100644
--- a/src/decoder_control.h
+++ b/src/decoder_control.h
@@ -89,6 +89,10 @@ struct decoder_control {
* owns this object, and is responsible for freeing it.
*/
struct music_pipe *pipe;
+
+ char *mixramp_start;
+ char *mixramp_end;
+ char *mixramp_prev_end;
};
void
@@ -235,4 +239,13 @@ dc_seek(struct decoder_control *dc, double where);
void
dc_quit(struct decoder_control *dc);
+void
+dc_mixramp_start(struct decoder_control *dc, char *mixramp_start);
+
+void
+dc_mixramp_end(struct decoder_control *dc, char *mixramp_end);
+
+void
+dc_mixramp_prev_end(struct decoder_control *dc, char *mixramp_prev_end);
+
#endif
diff --git a/src/decoder_thread.c b/src/decoder_thread.c
index 99fa2c7e..3eab6129 100644
--- a/src/decoder_thread.c
+++ b/src/decoder_thread.c
@@ -23,6 +23,7 @@
#include "decoder_internal.h"
#include "decoder_list.h"
#include "decoder_plugin.h"
+#include "decoder_api.h"
#include "input_stream.h"
#include "player_control.h"
#include "pipe.h"
@@ -36,6 +37,9 @@
#include <unistd.h>
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "decoder_thread"
+
static enum decoder_command
decoder_lock_get_command(struct decoder_control *dc)
{
@@ -430,6 +434,13 @@ decoder_task(gpointer arg)
switch (dc->command) {
case DECODE_COMMAND_START:
+ g_debug("clearing mixramp tags");
+ dc_mixramp_start(dc, NULL);
+ dc_mixramp_prev_end(dc, dc->mixramp_end);
+ dc->mixramp_end = NULL; /* Don't free, it's copied above. */
+
+ /* fall through */
+
case DECODE_COMMAND_SEEK:
decoder_run(dc);
diff --git a/src/pcm_mix.c b/src/pcm_mix.c
index 9a8aaeac..28129608 100644
--- a/src/pcm_mix.c
+++ b/src/pcm_mix.c
@@ -137,7 +137,16 @@ pcm_mix(void *buffer1, const void *buffer2, size_t size,
const struct audio_format *format, float portion1)
{
int vol1;
- float s = sin(M_PI_2 * portion1);
+ float s;
+
+ /* portion1 is between 0.0 and 1.0 for crossfading, MixRamp uses NaN
+ * to signal mixing rather than fading */
+ if (isnan(portion1)) {
+ pcm_add(buffer1, buffer2, size, PCM_VOLUME_1, PCM_VOLUME_1, format);
+ return;
+ }
+
+ s = sin(M_PI_2 * portion1);
s *= s;
vol1 = s * PCM_VOLUME_1 + 0.5;
diff --git a/src/player_control.c b/src/player_control.c
index d8aed14b..30a530a6 100644
--- a/src/player_control.c
+++ b/src/player_control.c
@@ -30,6 +30,7 @@
#include <assert.h>
#include <stdio.h>
+#include <math.h>
struct player_control pc;
@@ -45,6 +46,8 @@ void pc_init(unsigned buffer_chunks, unsigned int buffered_before_play)
pc.error = PLAYER_ERROR_NOERROR;
pc.state = PLAYER_STATE_STOP;
pc.cross_fade_seconds = 0;
+ pc.mixramp_db = 0;
+ pc.mixramp_delay_seconds = nanf("");
}
void pc_deinit(void)
@@ -305,6 +308,34 @@ pc_set_cross_fade(float cross_fade_seconds)
idle_add(IDLE_OPTIONS);
}
+float
+pc_get_mixramp_db(void)
+{
+ return pc.mixramp_db;
+}
+
+void
+pc_set_mixramp_db(float mixramp_db)
+{
+ pc.mixramp_db = mixramp_db;
+
+ idle_add(IDLE_OPTIONS);
+}
+
+float
+pc_get_mixramp_delay(void)
+{
+ return pc.mixramp_delay_seconds;
+}
+
+void
+pc_set_mixramp_delay(float mixramp_delay_seconds)
+{
+ pc.mixramp_delay_seconds = mixramp_delay_seconds;
+
+ idle_add(IDLE_OPTIONS);
+}
+
double
pc_get_total_play_time(void)
{
diff --git a/src/player_control.h b/src/player_control.h
index 9735b01f..76c47609 100644
--- a/src/player_control.h
+++ b/src/player_control.h
@@ -111,6 +111,8 @@ struct player_control {
const struct song *errored_song;
double seek_where;
float cross_fade_seconds;
+ float mixramp_db;
+ float mixramp_delay_seconds;
double total_play_time;
};
@@ -250,6 +252,18 @@ pc_set_cross_fade(float cross_fade_seconds);
float
pc_get_cross_fade(void);
+void
+pc_set_mixramp_db(float mixramp_db);
+
+float
+pc_get_mixramp_db(void);
+
+void
+pc_set_mixramp_delay(float mixramp_delay_seconds);
+
+float
+pc_get_mixramp_delay(void);
+
double
pc_get_total_play_time(void);
diff --git a/src/player_thread.c b/src/player_thread.c
index 2496f0cd..d3f5d7cc 100644
--- a/src/player_thread.c
+++ b/src/player_thread.c
@@ -644,13 +644,21 @@ play_next_chunk(struct player *player)
}
if (other_chunk != NULL) {
+ float mix_ratio;
+
chunk = music_pipe_shift(player->pipe);
assert(chunk != NULL);
+ if (isnan(pc.mixramp_delay_seconds)) {
+ mix_ratio = ((float)cross_fade_position)
+ / player->cross_fade_chunks;
+ } else {
+ mix_ratio = nan("");
+ }
+
cross_fade_apply(chunk, other_chunk,
&dc->out_audio_format,
- cross_fade_position,
- player->cross_fade_chunks);
+ mix_ratio);
music_buffer_return(player_buffer, other_chunk);
} else {
/* there are not enough decoded chunks yet */
@@ -865,6 +873,10 @@ static void do_play(struct decoder_control *dc)
for it */
player.cross_fade_chunks =
cross_fade_calc(pc.cross_fade_seconds, dc->total_time,
+ pc.mixramp_db,
+ pc.mixramp_delay_seconds,
+ dc->mixramp_start,
+ dc->mixramp_prev_end,
&dc->out_audio_format,
&player.play_audio_format,
music_buffer_size(player_buffer) -
diff --git a/src/playlist_state.c b/src/playlist_state.c
index 93e64ccb..9f057332 100644
--- a/src/playlist_state.c
+++ b/src/playlist_state.c
@@ -40,6 +40,8 @@
#define PLAYLIST_STATE_FILE_CURRENT "current: "
#define PLAYLIST_STATE_FILE_TIME "time: "
#define PLAYLIST_STATE_FILE_CROSSFADE "crossfade: "
+#define PLAYLIST_STATE_FILE_MIXRAMPDB "mixrampdb: "
+#define PLAYLIST_STATE_FILE_MIXRAMPDELAY "mixrampdelay: "
#define PLAYLIST_STATE_FILE_PLAYLIST_BEGIN "playlist_begin"
#define PLAYLIST_STATE_FILE_PLAYLIST_END "playlist_end"
@@ -90,6 +92,10 @@ playlist_state_save(FILE *fp, const struct playlist *playlist)
playlist->queue.consume);
fprintf(fp, "%s%i\n", PLAYLIST_STATE_FILE_CROSSFADE,
(int)(pc_get_cross_fade()));
+ fprintf(fp, "%s%f\n", PLAYLIST_STATE_FILE_MIXRAMPDB,
+ pc_get_mixramp_db());
+ fprintf(fp, "%s%f\n", PLAYLIST_STATE_FILE_MIXRAMPDELAY,
+ pc_get_mixramp_delay());
fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_PLAYLIST_BEGIN);
queue_save(fp, &playlist->queue);
fprintf(fp, "%s\n", PLAYLIST_STATE_FILE_PLAYLIST_END);
@@ -168,6 +174,10 @@ playlist_state_restore(const char *line, FILE *fp, struct playlist *playlist)
playlist_set_consume(playlist, false);
} else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_CROSSFADE)) {
pc_set_cross_fade(atoi(buffer + strlen(PLAYLIST_STATE_FILE_CROSSFADE)));
+ } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_MIXRAMPDB)) {
+ pc_set_mixramp_db(atof(buffer + strlen(PLAYLIST_STATE_FILE_MIXRAMPDB)));
+ } else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_MIXRAMPDELAY)) {
+ pc_set_mixramp_delay(atof(buffer + strlen(PLAYLIST_STATE_FILE_MIXRAMPDELAY)));
} else if (g_str_has_prefix(buffer, PLAYLIST_STATE_FILE_RANDOM)) {
random_mode =
strcmp(buffer + strlen(PLAYLIST_STATE_FILE_RANDOM),
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-26 02:25:38 +0000