[FFmpeg-cvslog] avcodec/mpegvideodec: Constify some functions

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sat Aug 13 16:05:52 2022 +0200| [9703f5d87d84f8b59724b5168e0c9b7e54bd887e] | committer: Andreas Rheinhardt

avcodec/mpegvideodec: Constify some functions

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9703f5d87d84f8b59724b5168e0c9b7e54bd887e
---

 libavcodec/mpegvideo_dec.c | 4 ++--
 libavcodec/mpegvideodec.h  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavcodec/mpegvideo_dec.c b/libavcodec/mpegvideo_dec.c
index 93ba4e31b3..7566fe69f9 100644
--- a/libavcodec/mpegvideo_dec.c
+++ b/libavcodec/mpegvideo_dec.c
@@ -497,14 +497,14 @@ void ff_mpv_frame_end(MpegEncContext *s)
         ff_thread_report_progress(&s->current_picture_ptr->tf, INT_MAX, 0);
 }
 
-void ff_print_debug_info(MpegEncContext *s, Picture *p, AVFrame *pict)
+void ff_print_debug_info(const MpegEncContext *s, const Picture *p, AVFrame *pict)
 {
     ff_print_debug_info2(s->avctx, pict, s->mbskip_table, p->mb_type,
                          p->qscale_table, p->motion_val,
                          s->mb_width, s->mb_height, s->mb_stride, s->quarter_sample);
 }
 
-int ff_mpv_export_qp_table(MpegEncContext *s, AVFrame *f, Picture *p, int qp_type)
+int ff_mpv_export_qp_table(const MpegEncContext *s, AVFrame *f, const Picture *p, int qp_type)
 {
     AVVideoEncParams *par;
     int mult = (qp_type == FF_MPV_QSCALE_TYPE_MPEG1) ? 2 : 1;
diff --git a/libavcodec/mpegvideodec.h b/libavcodec/mpegvideodec.h
index fabc1b2202..250034b486 100644
--- a/libavcodec/mpegvideodec.h
+++ b/libavcodec/mpegvideodec.h
@@ -53,12 +53,12 @@ int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx);
 void ff_mpv_report_decode_progress(MpegEncContext *s);
 void ff_mpv_frame_end(MpegEncContext *s);
 
-int ff_mpv_export_qp_table(MpegEncContext *s, AVFrame *f, Picture *p, int qp_type);
+int ff_mpv_export_qp_table(const MpegEncContext *s, AVFrame *f, const Picture *p, int qp_type);
 int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src);
 void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h);
 void ff_mpeg_flush(AVCodecContext *avctx);
 
-void ff_print_debug_info(MpegEncContext *s, Picture *p, AVFrame *pict);
+void ff_print_debug_info(const MpegEncContext *s, const Picture *p, AVFrame *pict);
 
 static inline int mpeg_get_qscale(MpegEncContext *s)
 {