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From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Subject: [FFmpeg-devel] [PATCH 5/6] avcodec/mpeg4videodec: Remove always-true checks
Date: Wed, 12 Oct 2022 20:06:22 +0200
Message-ID: <AS8P250MB0744B1A027BB52D2CACA93648F229@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <AS8P250MB07442BB411A6556D803295C78F229@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM>

codec_id is always AV_CODEC_ID_MPEG4 in this file.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/mpeg4videodec.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index aeb0d003ec..b4e2c09706 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -1648,6 +1648,7 @@ static int mpeg4_decode_mb(MpegEncContext *s, int16_t block[6][64])
     int16_t *mot_val;
     static const int8_t quant_tab[4] = { -1, -2, 1, 2 };
     const int xy = s->mb_x + s->mb_y * s->mb_stride;
+    int next;
 
     av_assert2(s ==  (void*)ctx);
     av_assert2(s->h263_pred);
@@ -1999,8 +2000,7 @@ intra:
 
 end:
     /* per-MB end of slice check */
-    if (s->codec_id == AV_CODEC_ID_MPEG4) {
-        int next = mpeg4_is_resync(ctx);
+    next = mpeg4_is_resync(ctx);
         if (next) {
             if        (s->mb_x + s->mb_y*s->mb_width + 1 >  next && (s->avctx->err_recognition & AV_EF_AGGRESSIVE)) {
                 return AVERROR_INVALIDDATA;
@@ -2019,7 +2019,6 @@ end:
 
             return SLICE_END;
         }
-    }
 
     return SLICE_OK;
 }
@@ -3084,7 +3083,6 @@ int ff_mpeg4_workaround_bugs(AVCodecContext *avctx)
                ctx->divx_version, ctx->divx_build, s->divx_packed ? "p" : "");
 
     if (CONFIG_MPEG4_DECODER && ctx->xvid_build >= 0 &&
-        s->codec_id == AV_CODEC_ID_MPEG4 &&
         avctx->idct_algo == FF_IDCT_AUTO) {
         avctx->idct_algo = FF_IDCT_XVID;
         ff_mpv_idct_init(s);
-- 
2.34.1

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  parent reply	other threads:[~2022-10-12 18:07 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-12 18:03 [FFmpeg-devel] [PATCH 1/6] avcodec/mpegvideo_motion: Move mspel/gmc motion to mpeg4videodec.c Andreas Rheinhardt
2022-10-12 18:06 ` [FFmpeg-devel] [PATCH 2/6] avcodec/mpegvideodsp: Make MpegVideoDSP MPEG-4 only Andreas Rheinhardt
2022-10-12 18:06 ` [FFmpeg-devel] [PATCH 3/6] avcodec/mpegvideo: Move sprite-related fields to Mpeg4DecContext Andreas Rheinhardt
2022-10-12 18:06 ` [FFmpeg-devel] [PATCH 4/6] avcodec/mpeg4videodec: Sync sprite_warping_accuracy between threads Andreas Rheinhardt
2022-10-12 18:06 ` Andreas Rheinhardt [this message]
2022-10-13 21:05   ` [FFmpeg-devel] [PATCH 5/6] avcodec/mpeg4videodec: Remove always-true checks Michael Niedermayer
2022-10-13 21:23     ` Andreas Rheinhardt
2022-10-13 22:22       ` Michael Niedermayer
2022-10-18 23:13         ` [FFmpeg-devel] [PATCH v2 " Andreas Rheinhardt
2022-10-12 18:06 ` [FFmpeg-devel] [PATCH 6/6] avcodec/mpeg4videodec: Reindent after the previous commit Andreas Rheinhardt
2022-10-19 12:24 ` [FFmpeg-devel] [PATCH 1/6] avcodec/mpegvideo_motion: Move mspel/gmc motion to mpeg4videodec.c Andreas Rheinhardt

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