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Wed, 21 Jan 2026 05:12:21 -0800 (PST) Received: from localhost.localdomain ([42.112.139.172]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a751b94562sm55490835ad.53.2026.01.21.05.12.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jan 2026 05:12:20 -0800 (PST) To: ffmpeg-devel@ffmpeg.org Date: Wed, 21 Jan 2026 20:10:22 +0700 Message-ID: <20260121131022.542105-1-haotruongnhat@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-MailFrom: SRS0=srpt=73=gmail.com=haotruongnhat@ffmpeg.org X-Mailman-Rule-Hits: nonmember-moderation X-Mailman-Rule-Misses: dmarc-mitigation; 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 Message-ID-Hash: BAJ6NPBQZGSG2JG64B27PMWLUMBY5T3G X-Message-ID-Hash: BAJ6NPBQZGSG2JG64B27PMWLUMBY5T3G X-Mailman-Approved-At: Sat, 24 Jan 2026 15:53:31 +0000 X-Mailman-Version: 3.3.10 Precedence: list Reply-To: FFmpeg development discussions and patches Subject: [FFmpeg-devel] [PATCH] avdevice/dshow: support RGB24 and RGB32 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: haotruongnhat--- via ffmpeg-devel Cc: Hao Truong Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Archived-At: List-Archive: List-Post: From: Hao Truong Map BI_RGB 24-bit and 32-bit DIB formats to the corresponding pixel formats. This improves capture on devices that expose only RGB24/RGB32. Signed-off-by: Hao Truong --- libavdevice/dshow.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c index 6e97304850..582b2d05fe 100644 --- a/libavdevice/dshow.c +++ b/libavdevice/dshow.c @@ -76,6 +76,14 @@ static enum AVPixelFormat dshow_pixfmt(DWORD biCompression, WORD biBitCount) case 32: return AV_PIX_FMT_0RGB32; } + case 0xe436eb7b: + return AV_PIX_FMT_RGB565; + case 0xe436eb7c: + return AV_PIX_FMT_RGB555; + case 0xe436eb7d: + return AV_PIX_FMT_RGB24; + case 0xe436eb7e: + return AV_PIX_FMT_0RGB32; } return avpriv_pix_fmt_find(PIX_FMT_LIST_RAW, biCompression); // all others } @@ -1581,7 +1589,7 @@ dshow_add_device(AVFormatContext *avctx, par->codec_type = AVMEDIA_TYPE_VIDEO; par->width = fmt_info->width; par->height = fmt_info->height; - par->codec_tag = bih->biCompression; + par->codec_tag = fmt_info->pix_fmt == AV_PIX_FMT_NONE ? bih->biCompression : 0; par->format = fmt_info->pix_fmt; if (bih->biCompression == MKTAG('H', 'D', 'Y', 'C')) { av_log(avctx, AV_LOG_DEBUG, "attempt to use full range for HDYC...\n"); -- 2.43.0 _______________________________________________ ffmpeg-devel mailing list -- ffmpeg-devel@ffmpeg.org To unsubscribe send an email to ffmpeg-devel-leave@ffmpeg.org