diff options
Diffstat (limited to 'daemon/gvfsreadchannel.c')
| -rw-r--r-- | daemon/gvfsreadchannel.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/daemon/gvfsreadchannel.c b/daemon/gvfsreadchannel.c index 092f728d..f219ded2 100644 --- a/daemon/gvfsreadchannel.c +++ b/daemon/gvfsreadchannel.c @@ -96,27 +96,38 @@ read_channel_close (GVfsChannel *channel) } /* Always request large chunks. Its very inefficient - to do network requests for smaller chunks. */ + * to do network requests for smaller chunks. + * + * gstreamer tends to do 4k reads and seeks, and + * the first read when sniffing is also small, so + * it makes sense to never read more that 4k + * (one page) on the first read. It should not affect + * long-file copy performance anyway. + */ static guint32 modify_read_size (GVfsReadChannel *channel, guint32 requested_size) { guint32 real_size; - + if (channel->read_count <= 1) - real_size = 16*1024; + real_size = 4*1024; else if (channel->read_count <= 2) + real_size = 8*1024; + else if (channel->read_count <= 3) + real_size = 16*1024; + else if (channel->read_count <= 4) real_size = 32*1024; else real_size = 64*1024; - + if (requested_size > real_size) - real_size = requested_size; + real_size = requested_size; /* Don't do ridicoulously large requests as this is just stupid on the network */ - if (real_size > 512 * 1024) - real_size = 512 * 1024; + if (real_size > 128 * 1024) + real_size = 128 * 1024; return real_size; } |