-rw-r--r-- | device.mk | 5 | ||||
-rw-r--r-- | files/media_codecs.xml | 57 | ||||
-rw-r--r-- | files/media_codecs_ext.xml | 153 |
3 files changed, 161 insertions, 54 deletions
diff --git a/files/media_codecs_ext.xml b/files/media_codecs_ext.xml new file mode 100644 index 0000000..8365f96 --- a/dev/null +++ b/files/media_codecs_ext.xml @@ -0,0 +1,153 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!-- Copyright (C) 2012 The Android Open Source Project + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +--> + +<!-- +<!DOCTYPE MediaCodecs [ +<!ELEMENT MediaCodecs (Decoders,Encoders)> +<!ELEMENT Decoders (MediaCodec*)> +<!ELEMENT Encoders (MediaCodec*)> +<!ELEMENT MediaCodec (Type*,Quirk*)> +<!ATTLIST MediaCodec name CDATA #REQUIRED> +<!ATTLIST MediaCodec type CDATA> +<!ELEMENT Type EMPTY> +<!ATTLIST Type name CDATA #REQUIRED> +<!ELEMENT Quirk EMPTY> +<!ATTLIST Quirk name CDATA #REQUIRED> +]> + +There's a simple and a complex syntax to declare the availability of a +media codec: + +A codec that properly follows the OpenMax spec and therefore doesn't have any +quirks and that only supports a single content type can be declared like so: + + <MediaCodec name="OMX.foo.bar" type="something/interesting" /> + +If a codec has quirks OR supports multiple content types, the following syntax +can be used: + + <MediaCodec name="OMX.foo.bar" > + <Type name="something/interesting" /> + <Type name="something/else" /> + ... + <Quirk name="requires-allocate-on-input-ports" /> + <Quirk name="requires-allocate-on-output-ports" /> + <Quirk name="output-buffers-are-unreadable" /> + </MediaCodec> + +Only the three quirks included above are recognized at this point: + +"requires-allocate-on-input-ports" + must be advertised if the component does not properly support specification + of input buffers using the OMX_UseBuffer(...) API but instead requires + OMX_AllocateBuffer to be used. + +"requires-allocate-on-output-ports" + must be advertised if the component does not properly support specification + of output buffers using the OMX_UseBuffer(...) API but instead requires + OMX_AllocateBuffer to be used. + +"output-buffers-are-unreadable" + must be advertised if the emitted output buffers of a decoder component + are not readable, i.e. use a custom format even though abusing one of + the official OMX colorspace constants. + Clients of such decoders will not be able to access the decoded data, + naturally making the component much less useful. The only use for + a component with this quirk is to render the output to the screen. + Audio decoders MUST NOT advertise this quirk. + Video decoders that advertise this quirk must be accompanied by a + corresponding color space converter for thumbnail extraction, + matching surfaceflinger support that can render the custom format to + a texture and possibly other code, so just DON'T USE THIS QUIRK. + +--> + +<MediaCodecs> + <Decoders> + <MediaCodec name="OMX.amlogic.vc1.decoder.awesome" type="video/vc1" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + <Limit name="concurrent-instances" max="1" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.wvc1.decoder.awesome" type="video/wvc1" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + <Limit name="concurrent-instances" max="1" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.wmv3.decoder.awesome" type="video/wmv3" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="972000" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + <Limit name="concurrent-instances" max="1" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.mswmv3.decoder.awesome" type="video/x-ms-wmv" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="972000" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.mjpeg.decoder.awesome" type="video/mjpeg" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="972000" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + <Limit name="concurrent-instances" max="1" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.avs.decoder.awesome" type="video/avs" > + <Limit name="size" min="64x64" max="1920x1088" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="blocks-per-second" min="1" max="972000" /> + <Limit name="bitrate" range="1-300000000" /> + <Feature name="adaptive-playback" /> + <Limit name="concurrent-instances" max="1" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.vp6a.decoder.sw" type="video/x-vnd.on2.vp6a" /> + <MediaCodec name="OMX.amlogic.vp6f.decoder.sw" type="video/x-vnd.on2.vp6f" /> + <MediaCodec name="OMX.amlogic.rm10.decoder.sw" type="video/rm10" /> + <MediaCodec name="OMX.amlogic.rm20.decoder.sw" type="video/rm20" /> + <MediaCodec name="OMX.amlogic.rm30.decoder.sw" type="video/rm30" /> + <MediaCodec name="OMX.amlogic.rm40.decoder.sw" type="video/rm40" /> + <MediaCodec name="OMX.amlogic.wmv2.decoder.sw" type="video/wmv2" /> + <MediaCodec name="OMX.amlogic.wmv1.decoder.sw" type="video/wmv1" /> + <MediaCodec name="OMX.amlogic.vp8.decoder.sw" type="video/x-vnd.on2.vp8"> + <Limit name="size" min="2x2" max="2048x2048" /> + <Limit name="alignment" value="2x2" /> + <Limit name="block-size" value="16x16" /> + <Limit name="block-count" range="1-8160" /> + <Limit name="blocks-per-second" range="1-500000" /> + <Limit name="bitrate" range="1-40000000" /> + <Feature name="adaptive-playback" /> + </MediaCodec> + <MediaCodec name="OMX.amlogic.audio.decoder.ffmpeg" type="audio/ffmpeg" /> + </Decoders> + +</MediaCodecs> |