Remove unneccessary null check

 - 'mm_attrs_set_string/data_by_name' can set null string/data
 - artwork & thumbnail should null check due to memcpy

Change-Id: I219c365925eb03ddaffdbefa96677c7eb956aac8

diff --git a/mm_file.c b/mm_file.c
index b088a32..1f48cd7 100644 (file)
--- a/mm_file.c
+++ b/mm_file.c
@@ -316,26 +316,27 @@ _info_set_attr_media(MMHandleType attrs, MMFileFormatContext *formatContext)
        int ret = 0;
 
        if (formatContext->commandType == MM_FILE_TAG) {
-               if (formatContext->title)                               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_TITLE, formatContext->title);
-               if (formatContext->artist)                              mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ARTIST, formatContext->artist);
-               if (formatContext->author)                      mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_AUTHOR, formatContext->author);
-               if (formatContext->composer && formatContext->author == NULL)
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_TITLE, formatContext->title);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ARTIST, formatContext->artist);
+               if (formatContext->author)
+                       mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_AUTHOR, formatContext->author);
+               else
                        mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_AUTHOR, formatContext->composer);
-               if (formatContext->album)                               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ALBUM, formatContext->album);
-               if (formatContext->album_artist)                                mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ALBUM_ARTIST, formatContext->album_artist);
-               if (formatContext->copyright)                   mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_COPYRIGHT, formatContext->copyright);
-               if (formatContext->description)                 mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_DESCRIPTION, formatContext->description);
-               if (formatContext->comment)                     mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_COMMENT, formatContext->comment);
-               if (formatContext->genre)                               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_GENRE, formatContext->genre);
-               if (formatContext->classification)              mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_CLASSIFICATION, formatContext->classification);
-               if (formatContext->year)                                mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_DATE, formatContext->year);
-               if (formatContext->tagTrackNum)         mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_TRACK_NUM, formatContext->tagTrackNum);
-               if (formatContext->rating)                              mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_RATING, formatContext->rating);
-               if (formatContext->conductor)                   mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_CONDUCTOR, formatContext->conductor);
-               if (formatContext->recDate)                     mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_RECDATE, formatContext->recDate);
-               if (formatContext->part_of_set)                 mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_POS, formatContext->part_of_set);
-
-               if (formatContext->rotate)                              mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ROTATE, formatContext->rotate);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ALBUM, formatContext->album);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ALBUM_ARTIST, formatContext->album_artist);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_COPYRIGHT, formatContext->copyright);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_DESCRIPTION, formatContext->description);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_COMMENT, formatContext->comment);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_GENRE, formatContext->genre);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_CLASSIFICATION, formatContext->classification);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_DATE, formatContext->year);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_TRACK_NUM, formatContext->tagTrackNum);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_RATING, formatContext->rating);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_CONDUCTOR, formatContext->conductor);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_RECDATE, formatContext->recDate);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_POS, formatContext->part_of_set);
+
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ROTATE, formatContext->rotate);
                mm_attrs_set_double_by_name(attrs, MM_FILE_TAG_LONGITUDE, formatContext->longitude);
                mm_attrs_set_double_by_name(attrs, MM_FILE_TAG_LATIDUE, formatContext->latitude);
                mm_attrs_set_double_by_name(attrs, MM_FILE_TAG_ALTIDUE, formatContext->altitude);
@@ -345,9 +346,9 @@ _info_set_attr_media(MMHandleType attrs, MMFileFormatContext *formatContext)
 
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL, formatContext->isSpherical);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_STITCHED, formatContext->isStitched);
-               if (formatContext->stitchingSoftware)   mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_STITCHING_SOFTWARE, formatContext->stitchingSoftware);
-               if (formatContext->projectionType)              mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_PROJECTION_TYPE, formatContext->projectionType);
-               if (formatContext->stereoMode)                  mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_STEREO_MODE, formatContext->stereoMode);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_STITCHING_SOFTWARE, formatContext->stitchingSoftware);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_PROJECTION_TYPE, formatContext->projectionType);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_STEREO_MODE, formatContext->stereoMode);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_SOURCE_COUNT, formatContext->sourceCount);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_INIT_VIEW_HEADING, formatContext->initViewHeading);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_INIT_VIEW_PITCH, formatContext->initViewPitch);
@@ -365,7 +366,7 @@ _info_set_attr_media(MMHandleType attrs, MMFileFormatContext *formatContext)
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_AMBISONIC_ORDER, formatContext->ambisonicOrder);
 
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_STEREO_MODE, formatContext->stereoModeV2);
-               if (formatContext->metadataSourceV2)    mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_METADATA_SOURCE, formatContext->metadataSourceV2);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_METADATA_SOURCE, formatContext->metadataSourceV2);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_PROJ_TYPE, formatContext->projTypeV2);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_POSE_YAW, formatContext->poseYawV2);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_POSE_PITCH, formatContext->posePitchV2);
@@ -377,19 +378,18 @@ _info_set_attr_media(MMHandleType attrs, MMFileFormatContext *formatContext)
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_EQUI_BOUNDS_LEFT, formatContext->equiBoundsLeftV2);
                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_SPHERICAL_V2_EQUI_BOUNDS_RIGHT, formatContext->equiBoundsRightV2);
 
-               if ((formatContext->syncLyricsNum > 0) && (formatContext->syncLyrics))
-                       mm_attrs_set_data_by_name(attrs, MM_FILE_TAG_SYNCLYRICS, formatContext->syncLyrics, formatContext->syncLyricsNum);
+               mm_attrs_set_data_by_name(attrs, MM_FILE_TAG_SYNCLYRICS, formatContext->syncLyrics, formatContext->syncLyricsNum);
 
-               if (formatContext->unsyncLyrics)                mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_UNSYNCLYRICS, formatContext->unsyncLyrics);
+               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_UNSYNCLYRICS, formatContext->unsyncLyrics);
 
                if (formatContext->artwork && formatContext->artworkSize > 0) {
                        void *artworkCopy = NULL;
                        artworkCopy = mmfile_malloc((formatContext->artworkSize));
-                       if (NULL != artworkCopy) {
+                       if (artworkCopy) {
                                memcpy(artworkCopy, formatContext->artwork, formatContext->artworkSize);
                                mm_attrs_set_data_by_name(attrs, MM_FILE_TAG_ARTWORK, artworkCopy, formatContext->artworkSize);
                                mm_attrs_set_int_by_name(attrs, MM_FILE_TAG_ARTWORK_SIZE, formatContext->artworkSize);
-                               if (formatContext->artworkMime) mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ARTWORK_MIME, formatContext->artworkMime);
+                               mm_attrs_set_string_by_name(attrs, MM_FILE_TAG_ARTWORK_MIME, formatContext->artworkMime);
                        }
                }
        } else if (formatContext->commandType == MM_FILE_CONTENTS) {
@@ -415,7 +415,7 @@ _info_set_attr_media(MMHandleType attrs, MMFileFormatContext *formatContext)
                                void *thumbNailCopy = NULL;
                                thumbNailCopy = mmfile_malloc(formatContext->thumbNail->frameSize);
 
-                               if (NULL != thumbNailCopy) {
+                               if (thumbNailCopy) {
                                        memcpy(thumbNailCopy, formatContext->thumbNail->frameData, formatContext->thumbNail->frameSize);
                                        mm_attrs_set_data_by_name(attrs, MM_FILE_CONTENT_VIDEO_THUMBNAIL, thumbNailCopy, formatContext->thumbNail->frameSize);
                                        mm_attrs_set_int_by_name(attrs, MM_FILE_CONTENT_VIDEO_WIDTH, formatContext->thumbNail->frameWidth);