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Sun, 27 Apr 2025 04:45:44 -0700 (PDT) Received: from localhost.localdomain ([124.79.129.75]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73e259134ebsm6064452b3a.27.2025.04.27.04.45.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Apr 2025 04:45:44 -0700 (PDT) From: toqsxw@gmail.com X-Google-Original-From: toqsxw@outlook.com To: ffmpeg-devel@ffmpeg.org Date: Sun, 27 Apr 2025 19:44:50 +0800 Message-ID: <20250427114451.1236-20-toqsxw@outlook.com> X-Mailer: git-send-email 2.44.0.windows.1 In-Reply-To: <20250427114451.1236-1-toqsxw@outlook.com> References: <20250427114451.1236-1-toqsxw@outlook.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v2 20/20] avcodec/vvc/sei: add decode_mastering_display_colour_volume X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: nuomi2021@gmail.com, Wu Jianhua Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: From: Wu Jianhua Signed-off-by: Wu Jianhua --- libavcodec/vvc/sei.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/libavcodec/vvc/sei.c b/libavcodec/vvc/sei.c index 0692a99fc8..d8ab2bf245 100644 --- a/libavcodec/vvc/sei.c +++ b/libavcodec/vvc/sei.c @@ -158,6 +158,24 @@ static int decode_ambient_viewing_environment(H2645SEIAmbientViewingEnvironment return 0; } +static int decode_mastering_display_colour_volume(H2645SEIMasteringDisplay *h, const SEIRawMasteringDisplayColourVolume *s) +{ + h->present = 1; + + for (int c = 0; c < 3; c++) { + h->display_primaries[c][0] = s->display_primaries_x[c]; + h->display_primaries[c][1] = s->display_primaries_y[c]; + } + + h->white_point[0] = s->white_point_x; + h->white_point[1] = s->white_point_y; + + h->max_luminance = s->max_display_mastering_luminance; + h->min_luminance = s->min_display_mastering_luminance; + + return 0; +} + int ff_vvc_sei_decode(VVCSEI *s, const H266RawSEI *sei, const struct VVCFrameContext *fc) { H2645SEI *c = &s->common; @@ -192,6 +210,9 @@ int ff_vvc_sei_decode(VVCSEI *s, const H266RawSEI *sei, const struct VVCFrameCon case SEI_TYPE_AMBIENT_VIEWING_ENVIRONMENT: return decode_ambient_viewing_environment(&s->common.ambient_viewing_environment, payload); + case SEI_TYPE_MASTERING_DISPLAY_COLOUR_VOLUME: + return decode_mastering_display_colour_volume(&s->common.mastering_display, payload); + default: av_log(fc->log_ctx, AV_LOG_DEBUG, "Skipped %s SEI %d\n", sei->nal_unit_header.nal_unit_type == VVC_PREFIX_SEI_NUT ? -- 2.44.0.windows.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".