qtmux: Avoid a buffer metadata copy if possible
authorThiago Santos <thiago.sousa.santos@collabora.co.uk>
Wed, 28 Sep 2011 13:41:14 +0000 (10:41 -0300)
committerThiago Santos <thiago.sousa.santos@collabora.co.uk>
Fri, 30 Sep 2011 15:43:13 +0000 (12:43 -0300)
commit4737090594bcdc7abac48be3993f3a457f430098
tree78acef80ed0e91a657550c5b7ce8807d44c95df2
parentca77c96c5156f6f28bd5b30904e50889380cfea8
qtmux: Avoid a buffer metadata copy if possible

If first_ts is 0 there is no need to subtract, so we might
skip some copying to make the buffer metadata writable.
gst/isomp4/gstqtmux.c