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Commit Graph

7 Commits

Author SHA1 Message Date
Tom Butterworth
3ee217853a Support the Hap chunked frame format
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27 16:00:22 +01:00
Tom Butterworth
43dd004747 hap: Move some per-stream setup into decoder init rather than per-frame
This change will reject frames with a texture type which does not match
the stream description.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27 15:53:03 +01:00
Vittorio Giovara
def97856de lavc: AV-prefix all codec capabilities
Express bitfields more simply.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27 15:24:58 +01:00
Tom Butterworth
083cbc930d snappy: Refactor so ff_snappy_uncompress() uses an existing buffer
Some uses of Snappy require uncompressing to positions within
an existing buffer. Also adds a function to get the uncompressed
length of Snappy data.
2015-07-23 13:35:16 +01:00
Tom Butterworth
ae5a8dca67 hap: Fix slice size computation
A bug was introduced in 977105407c whereby when
frame height wasn't divisible by the number of threads, pixels would be omitted
from the bottom rows during decode.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2015-07-23 10:46:19 +02:00
Luca Barbato
977105407c hap: Decode using optimal slices sizes
Enjoy some cache locality and use less threads.
About 5x speedup (from 60ms to 12ms to decode a 4k frame).

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2015-07-21 12:14:25 +02:00
Vittorio Giovara
7ca3e5203f Hap decoder and encoder
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-06-22 15:23:08 +01:00