From 73de119a84a7b3a844a5f871d480225cc254dfb0 Mon Sep 17 00:00:00 2001
From: twinaphex <libretro@gmail.com>
Date: Fri, 26 Sep 2014 16:36:36 +0200
Subject: [PATCH] (Resamplers) Add RESAMPLER_API_VERSION

---
 audio/resamplers/cc_resampler.c | 1 +
 audio/resamplers/nearest.c      | 1 +
 audio/resamplers/resampler.h    | 8 ++++++++
 audio/resamplers/sinc.c         | 1 +
 4 files changed, 11 insertions(+)

diff --git a/audio/resamplers/cc_resampler.c b/audio/resamplers/cc_resampler.c
index 031414fee8..2f4d1271ef 100644
--- a/audio/resamplers/cc_resampler.c
+++ b/audio/resamplers/cc_resampler.c
@@ -592,5 +592,6 @@ rarch_resampler_t CC_resampler = {
    resampler_CC_init,
    resampler_CC_process,
    resampler_CC_free,
+   RESAMPLER_API_VERSION,
    "CC",
 };
diff --git a/audio/resamplers/nearest.c b/audio/resamplers/nearest.c
index b86b8b7bbd..d963c48eb4 100644
--- a/audio/resamplers/nearest.c
+++ b/audio/resamplers/nearest.c
@@ -74,5 +74,6 @@ rarch_resampler_t nearest_resampler = {
    resampler_nearest_init,
    resampler_nearest_process,
    resampler_nearest_free,
+   RESAMPLER_API_VERSION,
    "nearest",
 };
diff --git a/audio/resamplers/resampler.h b/audio/resamplers/resampler.h
index 8ebdbc937d..8fe254c002 100644
--- a/audio/resamplers/resampler.h
+++ b/audio/resamplers/resampler.h
@@ -53,6 +53,8 @@ extern "C" {
  */
 typedef unsigned resampler_simd_mask_t;
 
+#define RESAMPLER_API_VERSION 1
+
 struct resampler_data
 {
    const float *data_in;
@@ -71,7 +73,13 @@ typedef struct rarch_resampler
    void *(*init)(double bandwidth_mod, resampler_simd_mask_t mask);
    void (*process)(void *re, struct resampler_data *data);
    void (*free)(void *re);
+
+   /* Must be RESAMPLER_API_VERSION */
+   unsigned api_version;
+
+   /* Human readable identifier of implementation. */
    const char *ident;
+
 } rarch_resampler_t;
 
 typedef struct audio_frame_float
diff --git a/audio/resamplers/sinc.c b/audio/resamplers/sinc.c
index ff73360ba9..d4191500c8 100644
--- a/audio/resamplers/sinc.c
+++ b/audio/resamplers/sinc.c
@@ -558,6 +558,7 @@ rarch_resampler_t sinc_resampler = {
    resampler_sinc_new,
    resampler_sinc_process,
    resampler_sinc_free,
+   RESAMPLER_API_VERSION,
    "sinc",
 };