[FFmpeg-devel] [PATCH]lsws/input: Do not define unused functions

[Carl Eugen Hoyos]

Hi!

Attached patch fixes a few warnings when compiling with newer gcc.

Please comment, Carl Eugen
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From 733cd7d7c02a36779681b43305a75b6639506f97 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos at ag.or.at>
Date: Tue, 7 Mar 2017 09:28:00 +0100
Subject: [PATCH] lsws/input: Do not define unused functions.
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Fixes warnings like the following:
libswscale/input.c:951:13: warning: ���planar_rgb14be_to_a��� defined but not used
---
 libswscale/input.c |   21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/libswscale/input.c b/libswscale/input.c
index 8b5f348..f32f896 100644
--- a/libswscale/input.c
+++ b/libswscale/input.c
@@ -948,17 +948,24 @@ static void planar_rgb##nbits##endian_name##_to_y(uint8_t *dst, const uint8_t *s
 {                                                                                                   \
     planar_rgb16_to_y(dst, src, w, nbits, endian, rgb2yuv);                                         \
 }                                                                                                   \
-static void planar_rgb##nbits##endian_name##_to_a(uint8_t *dst, const uint8_t *src[4],              \
-                                                  int w, int32_t *rgb2yuv)                          \
-{                                                                                                   \
-    planar_rgb16_to_a(dst, src, w, nbits, endian, rgb2yuv);                                         \
-}                                                                                                   \
 static void planar_rgb##nbits##endian_name##_to_uv(uint8_t *dstU, uint8_t *dstV,                    \
                                                    const uint8_t *src[4], int w, int32_t *rgb2yuv)  \
 {                                                                                                   \
     planar_rgb16_to_uv(dstU, dstV, src, w, nbits, endian, rgb2yuv);                                 \
 }                                                                                                   \
 
+#define rgb9plus_planar_transparency_funcs(nbits)                           \
+static void planar_rgb##nbits##le_to_a(uint8_t *dst, const uint8_t *src[4], \
+                                       int w, int32_t *rgb2yuv)             \
+{                                                                           \
+    planar_rgb16_to_a(dst, src, w, nbits, 0, rgb2yuv);                      \
+}                                                                           \
+static void planar_rgb##nbits##be_to_a(uint8_t *dst, const uint8_t *src[4], \
+                                       int w, int32_t *rgb2yuv)             \
+{                                                                           \
+    planar_rgb16_to_a(dst, src, w, nbits, 1, rgb2yuv);                      \
+}
+
 #define rgb9plus_planar_funcs(nbits)            \
     rgb9plus_planar_funcs_endian(nbits, le, 0)  \
     rgb9plus_planar_funcs_endian(nbits, be, 1)
@@ -969,6 +976,10 @@ rgb9plus_planar_funcs(12)
 rgb9plus_planar_funcs(14)
 rgb9plus_planar_funcs(16)
 
+rgb9plus_planar_transparency_funcs(10)
+rgb9plus_planar_transparency_funcs(12)
+rgb9plus_planar_transparency_funcs(16)
+
 av_cold void ff_sws_init_input_funcs(SwsContext *c)
 {
     enum AVPixelFormat srcFormat = c->srcFormat;
-- 
1.7.10.4