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no-senders; approved; loop; banned-address; header-match-ffmpeg-devel.ffmpeg.org-0; header-match-ffmpeg-devel.ffmpeg.org-1; header-match-ffmpeg-devel.ffmpeg.org-2; header-match-ffmpeg-devel.ffmpeg.org-3; emergency; member-moderation X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PR] avcodec/ccaption_dec: fix EIA-608 Extended Character Set single quote mappings (PR #22249) List-Id: FFmpeg development discussions and patches Archived-At: Archived-At: List-Archive: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: sanks011 via ffmpeg-devel Cc: sanks011 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: PR #22249 opened by sanks011 URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22249 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/22249.patch Fix two incorrect Unicode mappings in the CCSET_EXTENDED_SPANISH_FRENCH_MISC character set: 1. OPENING SINGLE QUOTE (0x26) was incorrectly mapped to U+00B4 ACUTE ACCENT. Per CTA-608-E Section 6.4.2, it should map to U+2018 LEFT SINGLE QUOTATION MARK to mirror the standard apostrophe (U+2019), which is already correctly mapped in the basic character set. 2. PLAIN SINGLE QUOTE (0x29) was incorrectly mapped to U+2018 LEFT SINGLE QUOTATION MARK. It should map to U+0027 APOSTROPHE, the neutral (vertical) glyph. Fixes: https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21332 Signed-off-by: Sankalpa Sarkar >>From c21c2160b197f718e4bada0ed5f1cb7bed6d1df6 Mon Sep 17 00:00:00 2001 From: Sankalpa Sarkar Date: Sun, 22 Feb 2026 13:45:09 +0530 Subject: [PATCH] avcodec/ccaption_dec: fix EIA-608 Extended Character Set single quote mappings Fix two incorrect Unicode mappings in the CCSET_EXTENDED_SPANISH_FRENCH_MISC character set: 1. OPENING SINGLE QUOTE (0x26) was incorrectly mapped to U+00B4 ACUTE ACCENT. Per CTA-608-E Section 6.4.2, it should map to U+2018 LEFT SINGLE QUOTATION MARK to mirror the standard apostrophe (U+2019), which is already correctly mapped in the basic character set. 2. PLAIN SINGLE QUOTE (0x29) was incorrectly mapped to U+2018 LEFT SINGLE QUOTATION MARK. It should map to U+0027 APOSTROPHE, the neutral (vertical) glyph. Fixes: https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21332 Signed-off-by: Sankalpa Sarkar --- libavcodec/ccaption_dec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/ccaption_dec.c b/libavcodec/ccaption_dec.c index 9b6c766d87..fc49a2cb0b 100644 --- a/libavcodec/ccaption_dec.c +++ b/libavcodec/ccaption_dec.c @@ -108,10 +108,10 @@ enum cc_charset { ENTRY(0x23, "\u00da") \ ENTRY(0x24, "\u00dc") \ ENTRY(0x25, "\u00fc") \ - ENTRY(0x26, "\u00b4") \ + ENTRY(0x26, "\u2018") \ ENTRY(0x27, "\u00a1") \ ENTRY(0x28, "*") \ - ENTRY(0x29, "\u2018") \ + ENTRY(0x29, "'") \ ENTRY(0x2a, "-") \ ENTRY(0x2b, "\u00a9") \ ENTRY(0x2c, "\u2120") \ -- 2.52.0 _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org