[FFmpeg-devel] [PATCH]lavc/internal: Constify AVPacket* in AVCodecInternal.

[Carl Eugen Hoyos]

Hi!

Attached patch fixes another warning when compiling libavcodec/utils.o.

Please comment, Carl Eugen
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From 1a77bc829eb2a906e175f296821ee7f91f19724a Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos at ag.or.at>
Date: Sun, 26 Feb 2017 12:34:41 +0100
Subject: [PATCH] lavc/internal: Constify AVPacket* in AVCodecInternal.

Fixes a gcc warning:
libavcodec/utils.c:2244:26: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
---
 libavcodec/internal.h |    2 +-
 libavcodec/utils.c    |    4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index c92dba4..cbbbb6c 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -141,7 +141,7 @@ typedef struct AVCodecInternal {
      * Current packet as passed into the decoder, to avoid having to pass the
      * packet into every function.
      */
-    AVPacket *pkt;
+    const AVPacket *pkt;
 
     /**
      * temporary buffer used for encoders to store their bitstream
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 1156e43..e0d4b04 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -745,7 +745,7 @@ int avcodec_default_get_buffer2(AVCodecContext *avctx, AVFrame *frame, int flags
     }
 }
 
-static int add_metadata_from_side_data(AVPacket *avpkt, AVFrame *frame)
+static int add_metadata_from_side_data(const AVPacket *avpkt, AVFrame *frame)
 {
     int size;
     const uint8_t *side_metadata;
@@ -759,7 +759,7 @@ static int add_metadata_from_side_data(AVPacket *avpkt, AVFrame *frame)
 
 int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame)
 {
-    AVPacket *pkt = avctx->internal->pkt;
+    const AVPacket *pkt = avctx->internal->pkt;
     int i;
     static const struct {
         enum AVPacketSideDataType packet;
-- 
1.7.10.4