Reland: H264 HW encode using VideoToolbox

Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc: https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sUGU/edit?usp=sharing

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org, thakis@chromium.org, posciak@chromium.org, miu@chromium.org

Committed: https://crrev.com/ecfe5eced92b99fb8dc2351cd2afd533c2bfb953
Cr-Commit-Position: refs/heads/master@{#381373}

[emircan, 2016-03-15 23:00:54]

Description was changed from

==========
Rebase&nits.


comments.


use other ut.


cleanup


adding base for mac.

BUG=

patch from issue 1636083003 at patchset 1 (http://crrev.com/1636083003#ps1)
==========

to

==========
Reland: H264 HW encode using VideoToolbox

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
==========

[emircan, 2016-03-15 23:05:53]

Description was changed from

==========
Reland: H264 HW encode using VideoToolbox

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
==========

to

==========
Reland: H264 HW encode using VideoToolbox

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

[emircan, 2016-03-15 23:07:18]

emircan@chromium.org changed reviewers:
+ dewittj@chromium.org, mcasas@chromium.org

[emircan, 2016-03-15 23:09:55]

PS#2 includes the fix. PTAL.

[mcasas, 2016-03-15 23:13:26]

lgtm

[dewittj, 2016-03-15 23:18:51]

gypi lgtm, thanks

[emircan, 2016-03-15 23:22:06]

Description was changed from

==========
Reland: H264 HW encode using VideoToolbox

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

to

==========
Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

[emircan, 2016-03-16 00:56:16]

The CQ bit was checked by emircan@chromium.org

[commit-bot: I haz the power, 2016-03-16 00:56:30]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1805723002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1805723002/20001

[commit-bot: I haz the power, 2016-03-16 01:02:31]

Description was changed from

==========
Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

to

==========
Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

[commit-bot: I haz the power, 2016-03-16 01:02:32]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-03-16 01:03:47]

Description was changed from

==========
Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org
==========

to

==========
Reland: H264 HW encode using VideoToolbox

Reland CL: https://codereview.chromium.org/1636083003/

This CL adds VTVideoEncodeAccelerator which enables H264 encode support using
VideoToolbox on mac. Also, it includes a refactor of common VideoToolbox classes
under video_toolbox_helpers.*.

Note that, this is the first CL and H264 codec is still behind a flag. More
patches will follow adding additional codec profiles and support for
bitrate adaptations.

Design Doc:
https://docs.google.com/document/d/1oUTyZdNh8QstKRds-8wHEF_hqKryMiUpEOW8M57sU...

BUG=500605
TEST= Tested AppRTC loopback with Chrome flag
"--enable-webrtc-hw-h264-encoding" on
https://apprtc.appspot.com/?debug=loopback&vsc=h264
TBR=avi@chromium.org, jfroy@chromium.org, sandersd@chromium.org,
thakis@chromium.org, posciak@chromium.org, miu@chromium.org

Committed: https://crrev.com/ecfe5eced92b99fb8dc2351cd2afd533c2bfb953
Cr-Commit-Position: refs/heads/master@{#381373}
==========

[commit-bot: I haz the power, 2016-03-16 01:03:48]

Patchset 2 (id:??) landed as
https://crrev.com/ecfe5eced92b99fb8dc2351cd2afd533c2bfb953
Cr-Commit-Position: refs/heads/master@{#381373}

[emircan, 2016-03-16 02:31:55]

Note that CL passed the Mac gyp bot:
https://build.chromium.org/p/chromium/builders/Mac/builds/13220