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Wed, 01 Jul 2020 06:40:10 -0700 (PDT) Received: from vpn2.localdomain ([161.117.202.209]) by smtp.gmail.com with ESMTPSA id s9sm5897718pjz.2.2020.07.01.06.40.08 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Jul 2020 06:40:09 -0700 (PDT) From: lance.lmwang@gmail.com To: ffmpeg-devel@ffmpeg.org Date: Wed, 1 Jul 2020 21:39:57 +0800 Message-Id: <1593610798-21093-2-git-send-email-lance.lmwang@gmail.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1593610798-21093-1-git-send-email-lance.lmwang@gmail.com> References: <1592663151-24180-1-git-send-email-lance.lmwang@gmail.com> <1593610798-21093-1-git-send-email-lance.lmwang@gmail.com> Subject: [FFmpeg-devel] [PATCH v6 2/3] API: add AV_PKT_DATA_S12M_TIMECODE to AVPacketSideDataType X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 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: Limin Wang MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" From: Limin Wang Signed-off-by: Limin Wang --- doc/APIchanges | 3 +++ libavcodec/avpacket.c | 1 + libavcodec/decode.c | 1 + libavcodec/packet.h | 8 ++++++++ libavcodec/version.h | 2 +- libavformat/dump.c | 21 +++++++++++++++++++++ 6 files changed, 35 insertions(+), 1 deletion(-) diff --git a/doc/APIchanges b/doc/APIchanges index 1d6cc36..7aa8d9e 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -15,6 +15,9 @@ libavutil: 2017-10-21 API changes, most recent first: +2020-06-xx - xxxxxxxxxx - lavc 58.94.101 - packet.h + Add AV_PKT_DATA_S12M_TIMECODE. + 2020-06-12 - b09fb030c1 - lavu 56.55.100 - pixdesc.h Add AV_PIX_FMT_X2RGB10. diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c index dce26cb..4801163 100644 --- a/libavcodec/avpacket.c +++ b/libavcodec/avpacket.c @@ -400,6 +400,7 @@ const char *av_packet_side_data_name(enum AVPacketSideDataType type) case AV_PKT_DATA_PRFT: return "Producer Reference Time"; case AV_PKT_DATA_ICC_PROFILE: return "ICC Profile"; case AV_PKT_DATA_DOVI_CONF: return "DOVI configuration record"; + case AV_PKT_DATA_S12M_TIMECODE: return "SMPTE ST 12-1:2014 timecode"; } return NULL; } diff --git a/libavcodec/decode.c b/libavcodec/decode.c index de9c079..f2244fc 100644 --- a/libavcodec/decode.c +++ b/libavcodec/decode.c @@ -1699,6 +1699,7 @@ int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame) { AV_PKT_DATA_CONTENT_LIGHT_LEVEL, AV_FRAME_DATA_CONTENT_LIGHT_LEVEL }, { AV_PKT_DATA_A53_CC, AV_FRAME_DATA_A53_CC }, { AV_PKT_DATA_ICC_PROFILE, AV_FRAME_DATA_ICC_PROFILE }, + { AV_PKT_DATA_S12M_TIMECODE, AV_FRAME_DATA_S12M_TIMECODE }, }; if (pkt) { diff --git a/libavcodec/packet.h b/libavcodec/packet.h index 96f237f..0a19a0e 100644 --- a/libavcodec/packet.h +++ b/libavcodec/packet.h @@ -283,6 +283,14 @@ enum AVPacketSideDataType { AV_PKT_DATA_DOVI_CONF, /** + * Timecode which conforms to SMPTE ST 12-1:2014. The data is an array of 4 uint32_t + * where the first uint32_t describes how many (1-3) of the other timecodes are used. + * The timecode format is described in the documentation of av_timecode_get_smpte_from_framenum() + * function in libavutil/timecode.h. + */ + AV_PKT_DATA_S12M_TIMECODE, + + /** * The number of side data types. * This is not part of the public API/ABI in the sense that it may * change when new side data types are added. diff --git a/libavcodec/version.h b/libavcodec/version.h index 05f5990..51fba22 100644 --- a/libavcodec/version.h +++ b/libavcodec/version.h @@ -28,7 +28,7 @@ #include "libavutil/version.h" #define LIBAVCODEC_VERSION_MAJOR 58 -#define LIBAVCODEC_VERSION_MINOR 93 +#define LIBAVCODEC_VERSION_MINOR 94 #define LIBAVCODEC_VERSION_MICRO 101 #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ diff --git a/libavformat/dump.c b/libavformat/dump.c index 1083d7d..46db039 100644 --- a/libavformat/dump.c +++ b/libavformat/dump.c @@ -34,6 +34,7 @@ #include "libavutil/replaygain.h" #include "libavutil/spherical.h" #include "libavutil/stereo3d.h" +#include "libavutil/timecode.h" #include "avformat.h" @@ -407,6 +408,22 @@ static void dump_dovi_conf(void *ctx, const AVPacketSideData *sd) dovi->dv_bl_signal_compatibility_id); } +static void dump_s12m_timecode(void *ctx, const AVPacketSideData *sd) +{ + const uint32_t *tc = (const uint32_t *)sd->data; + + if ((sd->size != sizeof(uint32_t) * 4) || (tc[0] > 3)) { + av_log(ctx, AV_LOG_ERROR, "invalid data\n"); + return; + } + + for (int j = 1; j <= tc[0]; j++) { + char tcbuf[AV_TIMECODE_STR_SIZE]; + av_timecode_make_smpte_tc_string(tcbuf, tc[j], 0); + av_log(ctx, AV_LOG_INFO, "timecode - %s%s", tcbuf, j != tc[0] ? ", " : ""); + } +} + static void dump_sidedata(void *ctx, const AVStream *st, const char *indent) { int i; @@ -473,6 +490,10 @@ static void dump_sidedata(void *ctx, const AVStream *st, const char *indent) av_log(ctx, AV_LOG_INFO, "DOVI configuration record: "); dump_dovi_conf(ctx, sd); break; + case AV_PKT_DATA_S12M_TIMECODE: + av_log(ctx, AV_LOG_INFO, "SMPTE ST 12-1:2014: "); + dump_s12m_timecode(ctx, sd); + break; default: av_log(ctx, AV_LOG_INFO, "unknown side data type %d (%d bytes)", sd->type, sd->size);