From c3e2a1febc1610517c7de2a5f57632b83cefa3e8 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Thu, 2 Oct 2014 02:49:05 +0200
Subject: [PATCH] command: move setting playback speed to a separate function

---
 player/audio.c   | 13 +++++++++++++
 player/command.c | 15 +++++----------
 player/core.h    |  1 +
 3 files changed, 19 insertions(+), 10 deletions(-)

diff --git a/player/audio.c b/player/audio.c
index 85dda4722c..f532f1167b 100644
--- a/player/audio.c
+++ b/player/audio.c
@@ -88,6 +88,19 @@ int reinit_audio_filters(struct MPContext *mpctx)
     return 1;
 }
 
+void set_playback_speed(struct MPContext *mpctx, double new_speed)
+{
+    struct MPOpts *opts = mpctx->opts;
+
+    // Adjust time until next frame flip for nosound mode
+    mpctx->time_frame *= opts->playback_speed / new_speed;
+
+    opts->playback_speed = new_speed;
+
+    if (mpctx->d_audio)
+        recreate_audio_filters(mpctx);
+}
+
 void reset_audio_state(struct MPContext *mpctx)
 {
     if (mpctx->d_audio)
diff --git a/player/command.c b/player/command.c
index 0399905e23..ed36ab4d69 100644
--- a/player/command.c
+++ b/player/command.c
@@ -165,21 +165,16 @@ static int mp_property_playback_speed(void *ctx, struct m_property *prop,
                                       int action, void *arg)
 {
     MPContext *mpctx = ctx;
-    struct MPOpts *opts = mpctx->opts;
-    double orig_speed = opts->playback_speed;
+    double speed = mpctx->opts->playback_speed;
     switch (action) {
     case M_PROPERTY_SET: {
-        opts->playback_speed = *(double *) arg;
-        if (opts->playback_speed == orig_speed)
-            return M_PROPERTY_OK;
-        // Adjust time until next frame flip for nosound mode
-        mpctx->time_frame *= orig_speed / opts->playback_speed;
-        if (mpctx->d_audio)
-            reinit_audio_chain(mpctx);
+        double new_speed = *(double *)arg;
+        if (speed != new_speed)
+            set_playback_speed(mpctx, new_speed);
         return M_PROPERTY_OK;
     }
     case M_PROPERTY_PRINT:
-        *(char **)arg = talloc_asprintf(NULL, "%.2f", orig_speed);
+        *(char **)arg = talloc_asprintf(NULL, "%.2f", speed);
         return M_PROPERTY_OK;
     }
     return mp_property_generic_option(mpctx, prop, action, arg);
diff --git a/player/core.h b/player/core.h
index dfba2fd45f..cff468c0cd 100644
--- a/player/core.h
+++ b/player/core.h
@@ -367,6 +367,7 @@ double playing_audio_pts(struct MPContext *mpctx);
 void fill_audio_out_buffers(struct MPContext *mpctx, double endpts);
 double written_audio_pts(struct MPContext *mpctx);
 void clear_audio_output_buffers(struct MPContext *mpctx);
+void set_playback_speed(struct MPContext *mpctx, double new_speed);
 
 // configfiles.c
 void mp_parse_cfgfiles(struct MPContext *mpctx);