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1 |
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2 /* |
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3 * Copyright 2006 The Android Open Source Project |
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4 * |
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5 * Use of this source code is governed by a BSD-style license that can be |
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6 * found in the LICENSE file. |
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7 */ |
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8 |
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9 #include "SkImageDecoder.h" |
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10 #include "SkMovie.h" |
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11 #include "SkStream.h" |
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12 |
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13 extern SkImageDecoder* image_decoder_from_stream(SkStreamRewindable*); |
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14 |
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15 SkImageDecoder* SkImageDecoder::Factory(SkStreamRewindable* stream) { |
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16 return image_decoder_from_stream(stream); |
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17 } |
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18 |
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19 ///////////////////////////////////////////////////////////////////////// |
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20 |
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21 typedef SkTRegistry<SkMovie*(*)(SkStreamRewindable*)> MovieReg; |
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22 |
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23 SkMovie* SkMovie::DecodeStream(SkStreamRewindable* stream) { |
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24 const MovieReg* curr = MovieReg::Head(); |
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25 while (curr) { |
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26 SkMovie* movie = curr->factory()(stream); |
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27 if (movie) { |
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28 return movie; |
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29 } |
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30 // we must rewind only if we got NULL, since we gave the stream to the |
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31 // movie, who may have already started reading from it |
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32 stream->rewind(); |
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33 curr = curr->next(); |
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34 } |
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35 return NULL; |
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36 } |