Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
 help / color / mirror / Atom feed
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Cc: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Subject: [FFmpeg-devel] [PATCH v2 15/24] avcodec/mdec: Only keep what is used from ScanTable
Date: Fri, 21 Oct 2022 22:12:51 +0200
Message-ID: <AS8P250MB0744B0470FB8CB9889BEAEBF8F2D9@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <AS8P250MB07440727410EF826F84418C68F2D9@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM>

Namely ScanTable.permutated.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/mdec.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libavcodec/mdec.c b/libavcodec/mdec.c
index f27cf84122..a1f85aa0cf 100644
--- a/libavcodec/mdec.c
+++ b/libavcodec/mdec.c
@@ -44,7 +44,7 @@ typedef struct MDECContext {
     BswapDSPContext bbdsp;
     IDCTDSPContext idsp;
     GetBitContext gb;
-    ScanTable scantable;
+    uint8_t permutated_scantable[64];
     int version;
     int qscale;
     int last_dc[3];
@@ -64,7 +64,7 @@ static inline int mdec_decode_block_intra(MDECContext *a, int16_t *block, int n)
     int level, diff, i, j, run;
     int component;
     RLTable *rl = &ff_rl_mpeg1;
-    uint8_t * const scantable = a->scantable.permutated;
+    const uint8_t *const scantable = a->permutated_scantable;
     const uint16_t *quant_matrix = a->quant_matrix;
     const int qscale = a->qscale;
 
@@ -223,8 +223,8 @@ static av_cold int decode_init(AVCodecContext *avctx)
     ff_bswapdsp_init(&a->bbdsp);
     ff_idctdsp_init(&a->idsp, avctx);
     ff_mpeg12_init_vlcs();
-    ff_init_scantable(a->idsp.idct_permutation, &a->scantable,
-                      ff_zigzag_direct);
+    ff_permute_scantable(a->permutated_scantable, ff_zigzag_direct,
+                         a->idsp.idct_permutation);
 
     avctx->pix_fmt  = AV_PIX_FMT_YUVJ420P;
     avctx->color_range = AVCOL_RANGE_JPEG;
-- 
2.34.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".

  parent reply	other threads:[~2022-10-21 20:15 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-21 20:11 [FFmpeg-devel] [PATCH v2 01/24] configure: Add idctdsp dependency to codecs that need it Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 02/24] avcodec/eamad: Don't use IDCTDSP-API unnecessarily Andreas Rheinhardt
2022-10-22  0:07   ` Peter Ross
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 03/24] avcodec/eatgq: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 04/24] avcodec/eatqi: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 05/24] avcodec/aic: Remove useless ScanTable Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 06/24] avcodec/imm4: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 07/24] avcodec/idctdsp: Add function to apply permutation to array Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 08/24] avcodec/agm: Only keep what is used from ScanTable Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 09/24] avcodec/asvdec: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 10/24] avcodec/dnxhddec: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 11/24] avcodec/cavs: Only keep what is needed from IDCTDSP-API Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 12/24] avcodec/g2meet: Only keep what is used from ScanTable Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 13/24] avcodec/g2meet: Pre-permute quantization tables Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 14/24] avcodec/intrax8: Only keep what is used from ScanTable Andreas Rheinhardt
2022-10-21 20:12 ` Andreas Rheinhardt [this message]
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 16/24] avcodec/mimic: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 17/24] avcodec/mjpegdec: " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 18/24] avcodec/mjpegenc_common: Only pass " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 19/24] avcodec/speedhqdec: Only keep " Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 20/24] avcodec/wmv2dec: Remove unnecessary ScanTables Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 21/24] avcodec/idctdsp: Move ScanTable to mpegvideo Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 22/24] avcodec/eatgq: Move transient GetByteContext from context to stack Andreas Rheinhardt
2022-10-21 20:12 ` [FFmpeg-devel] [PATCH v2 23/24] avcodec/mpegvideo: Move ASM-offset warning to its proper place Andreas Rheinhardt
2022-10-21 20:13 ` [FFmpeg-devel] [PATCH v2 24/24] avcodec/mpegvideo: Don't use ScanTable where unnecessary Andreas Rheinhardt
2022-10-23 11:17 ` [FFmpeg-devel] [PATCH v2 01/24] configure: Add idctdsp dependency to codecs that need it Andreas Rheinhardt

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=AS8P250MB0744B0470FB8CB9889BEAEBF8F2D9@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM \
    --to=andreas.rheinhardt@outlook.com \
    --cc=ffmpeg-devel@ffmpeg.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Git Inbox Mirror of the ffmpeg-devel mailing list - see https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://master.gitmailbox.com/ffmpegdev/0 ffmpegdev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 ffmpegdev ffmpegdev/ https://master.gitmailbox.com/ffmpegdev \
		ffmpegdev@gitmailbox.com
	public-inbox-index ffmpegdev

Example config snippet for mirrors.


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git