From 11b2eed43e91b35b8295ed47115cae2e29bd687d Mon Sep 17 00:00:00 2001
From: Vittorio Giovara <vittorio.giovara@gmail.com>
Date: Tue, 28 Jul 2015 14:30:18 +0100
Subject: [PATCH] lavr: Drop deprecated context reinitialization if resampling
 was not enabled

Deprecated in 11/2012.
---
 libavresample/resample.c | 54 ------------------------------------------------
 libavresample/version.h  |  4 ----
 2 files changed, 58 deletions(-)

diff --git a/libavresample/resample.c b/libavresample/resample.c
index 86a761b5d0..b3074877d8 100644
--- a/libavresample/resample.c
+++ b/libavresample/resample.c
@@ -243,62 +243,8 @@ int avresample_set_compensation(AVAudioResampleContext *avr, int sample_delta,
         return AVERROR(EINVAL);
 
     if (!avr->resample_needed) {
-#if FF_API_RESAMPLE_CLOSE_OPEN
-        /* if resampling was not enabled previously, re-initialize the
-           AVAudioResampleContext and force resampling */
-        int fifo_samples;
-        int restore_matrix = 0;
-        double matrix[AVRESAMPLE_MAX_CHANNELS * AVRESAMPLE_MAX_CHANNELS] = { 0 };
-
-        /* buffer any remaining samples in the output FIFO before closing */
-        fifo_samples = av_audio_fifo_size(avr->out_fifo);
-        if (fifo_samples > 0) {
-            fifo_buf = ff_audio_data_alloc(avr->out_channels, fifo_samples,
-                                           avr->out_sample_fmt, NULL);
-            if (!fifo_buf)
-                return AVERROR(EINVAL);
-            ret = ff_audio_data_read_from_fifo(avr->out_fifo, fifo_buf,
-                                               fifo_samples);
-            if (ret < 0)
-                goto reinit_fail;
-        }
-        /* save the channel mixing matrix */
-        if (avr->am) {
-            ret = avresample_get_matrix(avr, matrix, AVRESAMPLE_MAX_CHANNELS);
-            if (ret < 0)
-                goto reinit_fail;
-            restore_matrix = 1;
-        }
-
-        /* close the AVAudioResampleContext */
-        avresample_close(avr);
-
-        avr->force_resampling = 1;
-
-        /* restore the channel mixing matrix */
-        if (restore_matrix) {
-            ret = avresample_set_matrix(avr, matrix, AVRESAMPLE_MAX_CHANNELS);
-            if (ret < 0)
-                goto reinit_fail;
-        }
-
-        /* re-open the AVAudioResampleContext */
-        ret = avresample_open(avr);
-        if (ret < 0)
-            goto reinit_fail;
-
-        /* restore buffered samples to the output FIFO */
-        if (fifo_samples > 0) {
-            ret = ff_audio_data_add_to_fifo(avr->out_fifo, fifo_buf, 0,
-                                            fifo_samples);
-            if (ret < 0)
-                goto reinit_fail;
-            ff_audio_data_free(&fifo_buf);
-        }
-#else
         av_log(avr, AV_LOG_ERROR, "Unable to set resampling compensation\n");
         return AVERROR(EINVAL);
-#endif
     }
     c = avr->resample;
     c->compensation_distance = compensation_distance;
diff --git a/libavresample/version.h b/libavresample/version.h
index 34623a138c..857d59ccc9 100644
--- a/libavresample/version.h
+++ b/libavresample/version.h
@@ -47,8 +47,4 @@
  * the public API and may change, break or disappear at any time.
  */
 
-#ifndef FF_API_RESAMPLE_CLOSE_OPEN
-#define FF_API_RESAMPLE_CLOSE_OPEN (LIBAVRESAMPLE_VERSION_MAJOR < 3)
-#endif
-
 #endif /* AVRESAMPLE_VERSION_H */
-- 
2.11.0