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author | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-07-17 09:25:24 +0200 |
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committer | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-07-26 17:02:24 +0200 |
commit | 8a3329ffba0070bd22cc72287d3dc7cbb96e9e9e (patch) | |
tree | 9f992d78c43ed4fc1e01b72741c8971cc87e0964 /libavcodec/rv30data.h | |
parent | 37ec33f42c42f0058b3271d79096dbc215b1902e (diff) | |
download | ffmpeg-8a3329ffba0070bd22cc72287d3dc7cbb96e9e9e.tar.gz |
avformat/segafilmenc: Don't store packet info in linked list
Up until now, the Sega FILM muxer would store some information about
each packet in a linked list. When writing the trailer, the information
in said linked list would be used to write a table in the file header.
Each entry in said table is 16 bytes long, but each entry of the linked
list is 32 bytes long (assuming 64 bit pointer and no padding).
Therefore it makes sense to remove the linked list and write the array
entries directly into a dynamic buffer while writing the packet (this is
possible because the table entries don't depend on any information not
available when writing the packet (the offset is not relative to the
beginning of the file, but to the end of the table). This also
simplifies writing the array at the end (there is no need to traverse a
linked list).
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Diffstat (limited to 'libavcodec/rv30data.h')
0 files changed, 0 insertions, 0 deletions