[pulseaudio-discuss] [PATCH 07/18] Resampler: Don't use the peaks resampler for upsampling

[poljar (Damir Jelić)]

This patch fixes this assertion:
    Assertion 'r->i_ss.rate >= r->o_ss.rate' failed at ../../src/pulsecore/resampler.c:1744, function peaks_init(). Aborting.
---
 src/pulsecore/resampler.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/pulsecore/resampler.c b/src/pulsecore/resampler.c
index 740d9cd..4d542bc 100644
--- a/src/pulsecore/resampler.c
+++ b/src/pulsecore/resampler.c
@@ -221,6 +221,16 @@ static pa_resample_method_t pa_resampler_fix_method(
                 method = PA_RESAMPLER_AUTO;
             }
             break;
+
+        /* The Peaks resampler only supports downsampling.
+         * Revert to auto if we are upsampling */
+        case PA_RESAMPLER_PEAKS:
+            if (rate_a < rate_b) {
+                pa_log_warn("The 'peaks' resampler only supports downsampling, reverting to resampler 'auto'.");
+                method = PA_RESAMPLER_AUTO;
+            }
+            break;
+
         default:
             break;
     }
-- 
1.8.3.2