[FFmpeg-devel] [PATCH 03/14] avcodec/ffv1, ffv1dec: Add const where appropriate

[Andreas Rheinhardt]

Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
 libavcodec/ffv1.c    | 4 ++--
 libavcodec/ffv1.h    | 4 ++--
 libavcodec/ffv1dec.c | 5 +++--
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c
index 1c580c3b49..47bb032876 100644
--- a/libavcodec/ffv1.c
+++ b/libavcodec/ffv1.c
@@ -63,7 +63,7 @@ av_cold int ff_ffv1_common_init(AVCodecContext *avctx)
     return 0;
 }
 
-av_cold int ff_ffv1_init_slice_state(FFV1Context *f, FFV1Context *fs)
+av_cold int ff_ffv1_init_slice_state(const FFV1Context *f, FFV1Context *fs)
 {
     int j, i;
 
@@ -170,7 +170,7 @@ int ff_ffv1_allocate_initial_states(FFV1Context *f)
     return 0;
 }
 
-void ff_ffv1_clear_slice_state(FFV1Context *f, FFV1Context *fs)
+void ff_ffv1_clear_slice_state(const FFV1Context *f, FFV1Context *fs)
 {
     int i, j;
 
diff --git a/libavcodec/ffv1.h b/libavcodec/ffv1.h
index 81cbe8757d..f5ac8090bd 100644
--- a/libavcodec/ffv1.h
+++ b/libavcodec/ffv1.h
@@ -142,11 +142,11 @@ typedef struct FFV1Context {
 } FFV1Context;
 
 int ff_ffv1_common_init(AVCodecContext *avctx);
-int ff_ffv1_init_slice_state(FFV1Context *f, FFV1Context *fs);
+int ff_ffv1_init_slice_state(const FFV1Context *f, FFV1Context *fs);
 int ff_ffv1_init_slices_state(FFV1Context *f);
 int ff_ffv1_init_slice_contexts(FFV1Context *f);
 int ff_ffv1_allocate_initial_states(FFV1Context *f);
-void ff_ffv1_clear_slice_state(FFV1Context *f, FFV1Context *fs);
+void ff_ffv1_clear_slice_state(const FFV1Context *f, FFV1Context *fs);
 int ff_ffv1_close(AVCodecContext *avctx);
 
 static av_always_inline int fold(int diff, int bits)
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c
index b3481df922..3ac2904b63 100644
--- a/libavcodec/ffv1dec.c
+++ b/libavcodec/ffv1dec.c
@@ -161,7 +161,7 @@ static int decode_plane(FFV1Context *s, uint8_t *src,
     return 0;
 }
 
-static int decode_slice_header(FFV1Context *f, FFV1Context *fs)
+static int decode_slice_header(const FFV1Context *f, FFV1Context *fs)
 {
     RangeCoder *c = &fs->c;
     uint8_t state[CONTEXT_SIZE];
@@ -993,7 +993,8 @@ static int decode_frame(AVCodecContext *avctx, void *data, 
int *got_frame, AVPac
     return buf_size;
 }
 
-static void copy_fields(FFV1Context *fsdst, FFV1Context *fssrc, FFV1Context 
*fsrc)
+static void copy_fields(FFV1Context *fsdst, const FFV1Context *fssrc,
+                        const FFV1Context *fsrc)
 {
     fsdst->version             = fsrc->version;
     fsdst->micro_version       = fsrc->micro_version;
-- 
2.27.0

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