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From: Steve Lhomme <robux4@ycbcr.xyz>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH 02/12] avformat/matroskadec: remove some implicit default value
Date: Sun,  6 Nov 2022 16:08:44 +0100
Message-ID: <20221106150854.9528-3-robux4@ycbcr.xyz> (raw)
In-Reply-To: <20221106150854.9528-1-robux4@ycbcr.xyz>

All integers should be initialized to 0. Make the tables more consistent by
only setting non zero values, so they stand out.
---
 libavformat/matroskadec.c | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 9e756bb030..5a083acd75 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -482,7 +482,7 @@ static EbmlSyntax matroska_mastering_meta[] = {
 
 static EbmlSyntax matroska_track_video_color[] = {
     { MATROSKA_ID_VIDEOCOLORMATRIXCOEFF,      EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, matrix_coefficients), { .u = AVCOL_SPC_UNSPECIFIED } },
-    { MATROSKA_ID_VIDEOCOLORBITSPERCHANNEL,   EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, bits_per_channel), { .u = 0 } },
+    { MATROSKA_ID_VIDEOCOLORBITSPERCHANNEL,   EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, bits_per_channel) },
     { MATROSKA_ID_VIDEOCOLORCHROMASUBHORZ,    EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, chroma_sub_horz) },
     { MATROSKA_ID_VIDEOCOLORCHROMASUBVERT,    EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, chroma_sub_vert) },
     { MATROSKA_ID_VIDEOCOLORCBSUBHORZ,        EBML_UINT, 0, 0, offsetof(MatroskaTrackVideoColor, cb_sub_horz) },
@@ -514,7 +514,7 @@ static EbmlSyntax matroska_track_video[] = {
     { MATROSKA_ID_VIDEOPIXELWIDTH,     EBML_UINT,  0, 0, offsetof(MatroskaTrackVideo, pixel_width) },
     { MATROSKA_ID_VIDEOPIXELHEIGHT,    EBML_UINT,  0, 0, offsetof(MatroskaTrackVideo, pixel_height) },
     { MATROSKA_ID_VIDEOCOLORSPACE,     EBML_BIN,   0, 0, offsetof(MatroskaTrackVideo, color_space) },
-    { MATROSKA_ID_VIDEOALPHAMODE,      EBML_UINT,  0, 0, offsetof(MatroskaTrackVideo, alpha_mode), { .u = 0 } },
+    { MATROSKA_ID_VIDEOALPHAMODE,      EBML_UINT,  0, 0, offsetof(MatroskaTrackVideo, alpha_mode) },
     { MATROSKA_ID_VIDEOCOLOR,          EBML_NEST,  0, sizeof(MatroskaTrackVideoColor), offsetof(MatroskaTrackVideo, color), { .n = matroska_track_video_color } },
     { MATROSKA_ID_VIDEOPROJECTION,     EBML_NEST,  0, 0, offsetof(MatroskaTrackVideo, projection), { .n = matroska_track_video_projection } },
     { MATROSKA_ID_VIDEOPIXELCROPB,     EBML_NONE },
@@ -544,7 +544,7 @@ static EbmlSyntax matroska_track_encoding_compression[] = {
 };
 
 static EbmlSyntax matroska_track_encoding_encryption[] = {
-    { MATROSKA_ID_ENCODINGENCALGO,        EBML_UINT, 0, 0, offsetof(MatroskaTrackEncryption,algo), {.u = 0} },
+    { MATROSKA_ID_ENCODINGENCALGO,        EBML_UINT, 0, 0, offsetof(MatroskaTrackEncryption,algo) },
     { MATROSKA_ID_ENCODINGENCKEYID,       EBML_BIN, 0, 0, offsetof(MatroskaTrackEncryption,key_id) },
     { MATROSKA_ID_ENCODINGENCAESSETTINGS, EBML_NONE },
     { MATROSKA_ID_ENCODINGSIGALGO,        EBML_NONE },
@@ -555,7 +555,7 @@ static EbmlSyntax matroska_track_encoding_encryption[] = {
 };
 static EbmlSyntax matroska_track_encoding[] = {
     { MATROSKA_ID_ENCODINGSCOPE,       EBML_UINT, 0, 0, offsetof(MatroskaTrackEncoding, scope),       { .u = 1 } },
-    { MATROSKA_ID_ENCODINGTYPE,        EBML_UINT, 0, 0, offsetof(MatroskaTrackEncoding, type),        { .u = 0 } },
+    { MATROSKA_ID_ENCODINGTYPE,        EBML_UINT, 0, 0, offsetof(MatroskaTrackEncoding, type) },
     { MATROSKA_ID_ENCODINGCOMPRESSION, EBML_NEST, 0, 0, offsetof(MatroskaTrackEncoding, compression), { .n = matroska_track_encoding_compression } },
     { MATROSKA_ID_ENCODINGENCRYPTION,  EBML_NEST, 0, 0, offsetof(MatroskaTrackEncoding, encryption),  { .n = matroska_track_encoding_encryption } },
     { MATROSKA_ID_ENCODINGORDER,       EBML_NONE },
@@ -598,24 +598,24 @@ static EbmlSyntax matroska_track[] = {
     { MATROSKA_ID_TRACKTYPE,             EBML_UINT,  0, 0, offsetof(MatroskaTrack, type) },
     { MATROSKA_ID_CODECID,               EBML_STR,   0, 0, offsetof(MatroskaTrack, codec_id) },
     { MATROSKA_ID_CODECPRIVATE,          EBML_BIN,   0, 0, offsetof(MatroskaTrack, codec_priv) },
-    { MATROSKA_ID_CODECDELAY,            EBML_UINT,  0, 0, offsetof(MatroskaTrack, codec_delay),  { .u = 0 } },
+    { MATROSKA_ID_CODECDELAY,            EBML_UINT,  0, 0, offsetof(MatroskaTrack, codec_delay) },
     { MATROSKA_ID_TRACKLANGUAGE,         EBML_STR,   0, 0, offsetof(MatroskaTrack, language),     { .s = "eng" } },
     { MATROSKA_ID_TRACKDEFAULTDURATION,  EBML_UINT,  0, 0, offsetof(MatroskaTrack, default_duration) },
     { MATROSKA_ID_TRACKTIMECODESCALE,    EBML_FLOAT, 0, 0, offsetof(MatroskaTrack, time_scale),   { .f = 1.0 } },
-    { MATROSKA_ID_TRACKFLAGCOMMENTARY,   EBML_UINT,  0, 0, offsetof(MatroskaTrack, flag_comment), { .u = 0 } },
+    { MATROSKA_ID_TRACKFLAGCOMMENTARY,   EBML_UINT,  0, 0, offsetof(MatroskaTrack, flag_comment) },
     { MATROSKA_ID_TRACKFLAGDEFAULT,      EBML_UINT,  0, 0, offsetof(MatroskaTrack, flag_default), { .u = 1 } },
-    { MATROSKA_ID_TRACKFLAGFORCED,       EBML_UINT,  0, 0, offsetof(MatroskaTrack, flag_forced),  { .u = 0 } },
-    { MATROSKA_ID_TRACKFLAGHEARINGIMPAIRED, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_hearingimpaired), { .u = 0 } },
-    { MATROSKA_ID_TRACKFLAGVISUALIMPAIRED, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_visualimpaired), { .u = 0 } },
-    { MATROSKA_ID_TRACKFLAGTEXTDESCRIPTIONS, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_textdescriptions), { .u = 0 } },
-    { MATROSKA_ID_TRACKFLAGORIGINAL,     EBML_UINT,  1, 0, offsetof(MatroskaTrack, flag_original), {.u = 0 } },
+    { MATROSKA_ID_TRACKFLAGFORCED,       EBML_UINT,  0, 0, offsetof(MatroskaTrack, flag_forced) },
+    { MATROSKA_ID_TRACKFLAGHEARINGIMPAIRED, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_hearingimpaired) },
+    { MATROSKA_ID_TRACKFLAGVISUALIMPAIRED, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_visualimpaired) },
+    { MATROSKA_ID_TRACKFLAGTEXTDESCRIPTIONS, EBML_UINT, 0, 0, offsetof(MatroskaTrack, flag_textdescriptions) },
+    { MATROSKA_ID_TRACKFLAGORIGINAL,     EBML_UINT,  1, 0, offsetof(MatroskaTrack, flag_original) },
     { MATROSKA_ID_TRACKVIDEO,            EBML_NEST,  0, 0, offsetof(MatroskaTrack, video),        { .n = matroska_track_video } },
     { MATROSKA_ID_TRACKAUDIO,            EBML_NEST,  0, 0, offsetof(MatroskaTrack, audio),        { .n = matroska_track_audio } },
     { MATROSKA_ID_TRACKOPERATION,        EBML_NEST,  0, 0, offsetof(MatroskaTrack, operation),    { .n = matroska_track_operation } },
     { MATROSKA_ID_TRACKCONTENTENCODINGS, EBML_NEST,  0, 0, 0,                                     { .n = matroska_track_encodings } },
-    { MATROSKA_ID_TRACKMAXBLKADDID,      EBML_UINT,  0, 0, offsetof(MatroskaTrack, max_block_additional_id), { .u = 0 } },
+    { MATROSKA_ID_TRACKMAXBLKADDID,      EBML_UINT,  0, 0, offsetof(MatroskaTrack, max_block_additional_id) },
     { MATROSKA_ID_TRACKBLKADDMAPPING,    EBML_NEST,  0, sizeof(MatroskaBlockAdditionMapping), offsetof(MatroskaTrack, block_addition_mappings), { .n = matroska_block_addition_mapping } },
-    { MATROSKA_ID_SEEKPREROLL,           EBML_UINT,  0, 0, offsetof(MatroskaTrack, seek_preroll), { .u = 0 } },
+    { MATROSKA_ID_SEEKPREROLL,           EBML_UINT,  0, 0, offsetof(MatroskaTrack, seek_preroll) },
     { MATROSKA_ID_TRACKFLAGENABLED,      EBML_NONE },
     { MATROSKA_ID_TRACKFLAGLACING,       EBML_NONE },
     { MATROSKA_ID_CODECNAME,             EBML_NONE },
@@ -712,9 +712,9 @@ static EbmlSyntax matroska_simpletag[] = {
 static EbmlSyntax matroska_tagtargets[] = {
     { MATROSKA_ID_TAGTARGETS_TYPE,       EBML_STR,  0, 0, offsetof(MatroskaTagTarget, type) },
     { MATROSKA_ID_TAGTARGETS_TYPEVALUE,  EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, typevalue),  { .u = 50 } },
-    { MATROSKA_ID_TAGTARGETS_TRACKUID,   EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, trackuid),   { .u = 0 } },
-    { MATROSKA_ID_TAGTARGETS_CHAPTERUID, EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, chapteruid), { .u = 0 } },
-    { MATROSKA_ID_TAGTARGETS_ATTACHUID,  EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, attachuid),  { .u = 0 } },
+    { MATROSKA_ID_TAGTARGETS_TRACKUID,   EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, trackuid) },
+    { MATROSKA_ID_TAGTARGETS_CHAPTERUID, EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, chapteruid) },
+    { MATROSKA_ID_TAGTARGETS_ATTACHUID,  EBML_UINT, 0, 0, offsetof(MatroskaTagTarget, attachuid) },
     CHILD_OF(matroska_tag)
 };
 
-- 
2.20.1

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  parent reply	other threads:[~2022-11-06 15:09 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-06 15:08 [FFmpeg-devel] [PATCH 00/12] Use generated semantic for Matroska demuxer Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 01/12] avformat/matroskadec: fix the default of the TagDefault element Steve Lhomme
2022-11-06 15:08 ` Steve Lhomme [this message]
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 03/12] avformat/matroska: use more consistent spacing in enums Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 04/12] avformat/matroska: move Matroska IDs and enums in a separate header Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 05/12] avformat/matroskadec: move the elements semantic in a separate file Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 06/12] avformat/matroska_ids: move some IDs in separate sections Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 07/12] avformat/matroska_ids: reorder some IDs to match the generated order Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 08/12] avformat/matroskasem: reorder EbmlSyntax tables Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 09/12] avformat/matroskasem: reorder some EbmlSyntax elements Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 10/12] avformat/matroska: use the generated semantic files Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 11/12] avformat/matroska: only export a few elements Steve Lhomme
2022-11-06 15:08 ` [FFmpeg-devel] [PATCH 12/12] avformat/matroska: add missing elements Steve Lhomme

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