Message ID | 20191015111737.14246-3-andreas.rheinhardt@gmail.com |
---|---|
State | Withdrawn |
Headers | show |
On 10/15/2019 8:17 AM, Andreas Rheinhardt wrote: > Several members of structures denote offsets inside dynamic buffers and > therefore always fit into an int. So it is unnecessary to use an int64_t > for them. True, but they are set using avio_tell() and then passed to avio_seek(), both of which expect int64_t. This change may result in some pedantic compilers warning about that conversion. I don't really see the benefit in doing his. The struct size gains are minimal. > > Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> > --- > libavformat/matroskaenc.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c > index 63ad6e47b4..e024c58c84 100644 > --- a/libavformat/matroskaenc.c > +++ b/libavformat/matroskaenc.c > @@ -95,11 +95,11 @@ typedef struct mkv_track { > int write_dts; > int has_cue; > int sample_rate; > - int64_t sample_rate_offset; > + int sample_rate_offset; > int64_t last_timestamp; > int64_t duration; > - int64_t duration_offset; > - int64_t codecpriv_offset; > + int duration_offset; > + int codecpriv_offset; > int64_t ts_offset; > } mkv_track; > > @@ -134,7 +134,7 @@ typedef struct MatroskaMuxContext { > AVIOContext *cluster_bc; > int64_t cluster_pos; ///< file offset of the current cluster > int64_t cluster_pts; > - int64_t duration_offset; > + int duration_offset; > int64_t duration; > mkv_seekhead *seekhead; > mkv_cues *cues; >
James Almer: > On 10/15/2019 8:17 AM, Andreas Rheinhardt wrote: >> Several members of structures denote offsets inside dynamic buffers and >> therefore always fit into an int. So it is unnecessary to use an int64_t >> for them. > > True, but they are set using avio_tell() and then passed to avio_seek(), > both of which expect int64_t. This change may result in some pedantic > compilers warning about that conversion. > > I don't really see the benefit in doing his. The struct size gains are > minimal. > Ok, I'll remove it. - Andreas
On Tue, Oct 22, 2019 at 1:46 AM Andreas Rheinhardt < andreas.rheinhardt@gmail.com> wrote: > James Almer: > > On 10/15/2019 8:17 AM, Andreas Rheinhardt wrote: > >> Several members of structures denote offsets inside dynamic buffers and > >> therefore always fit into an int. So it is unnecessary to use an int64_t > >> for them. > > > > True, but they are set using avio_tell() and then passed to avio_seek(), > > both of which expect int64_t. This change may result in some pedantic > > compilers warning about that conversion. > > > > I don't really see the benefit in doing his. The struct size gains are > > minimal. > > > Ok, I'll remove it. > > - Andreas > > None of the remaining patches need any modifications. So this patch can just be skipped. - Andreas
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c index 63ad6e47b4..e024c58c84 100644 --- a/libavformat/matroskaenc.c +++ b/libavformat/matroskaenc.c @@ -95,11 +95,11 @@ typedef struct mkv_track { int write_dts; int has_cue; int sample_rate; - int64_t sample_rate_offset; + int sample_rate_offset; int64_t last_timestamp; int64_t duration; - int64_t duration_offset; - int64_t codecpriv_offset; + int duration_offset; + int codecpriv_offset; int64_t ts_offset; } mkv_track; @@ -134,7 +134,7 @@ typedef struct MatroskaMuxContext { AVIOContext *cluster_bc; int64_t cluster_pos; ///< file offset of the current cluster int64_t cluster_pts; - int64_t duration_offset; + int duration_offset; int64_t duration; mkv_seekhead *seekhead; mkv_cues *cues;
Several members of structures denote offsets inside dynamic buffers and therefore always fit into an int. So it is unnecessary to use an int64_t for them. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> --- libavformat/matroskaenc.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)