1*c0909341SAndroid Build Coastguard Worker /* 2*c0909341SAndroid Build Coastguard Worker * Copyright © 2021, VideoLAN and dav1d authors 3*c0909341SAndroid Build Coastguard Worker * All rights reserved. 4*c0909341SAndroid Build Coastguard Worker * 5*c0909341SAndroid Build Coastguard Worker * Redistribution and use in source and binary forms, with or without 6*c0909341SAndroid Build Coastguard Worker * modification, are permitted provided that the following conditions are met: 7*c0909341SAndroid Build Coastguard Worker * 8*c0909341SAndroid Build Coastguard Worker * 1. Redistributions of source code must retain the above copyright notice, this 9*c0909341SAndroid Build Coastguard Worker * list of conditions and the following disclaimer. 10*c0909341SAndroid Build Coastguard Worker * 11*c0909341SAndroid Build Coastguard Worker * 2. Redistributions in binary form must reproduce the above copyright notice, 12*c0909341SAndroid Build Coastguard Worker * this list of conditions and the following disclaimer in the documentation 13*c0909341SAndroid Build Coastguard Worker * and/or other materials provided with the distribution. 14*c0909341SAndroid Build Coastguard Worker * 15*c0909341SAndroid Build Coastguard Worker * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 16*c0909341SAndroid Build Coastguard Worker * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17*c0909341SAndroid Build Coastguard Worker * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18*c0909341SAndroid Build Coastguard Worker * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 19*c0909341SAndroid Build Coastguard Worker * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20*c0909341SAndroid Build Coastguard Worker * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21*c0909341SAndroid Build Coastguard Worker * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22*c0909341SAndroid Build Coastguard Worker * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23*c0909341SAndroid Build Coastguard Worker * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24*c0909341SAndroid Build Coastguard Worker * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25*c0909341SAndroid Build Coastguard Worker */ 26*c0909341SAndroid Build Coastguard Worker 27*c0909341SAndroid Build Coastguard Worker #ifndef DAV1D_COMMON_FRAME_H 28*c0909341SAndroid Build Coastguard Worker #define DAV1D_COMMON_FRAME_H 29*c0909341SAndroid Build Coastguard Worker 30*c0909341SAndroid Build Coastguard Worker /* 31*c0909341SAndroid Build Coastguard Worker * Checks whether Dav1dFrameType == INTER || == SWITCH 32*c0909341SAndroid Build Coastguard Worker * Both are defined as odd numbers {1, 3} and therefore have the LSB set. 33*c0909341SAndroid Build Coastguard Worker * See also: AV1 spec 6.8.2 34*c0909341SAndroid Build Coastguard Worker */ 35*c0909341SAndroid Build Coastguard Worker #define IS_INTER_OR_SWITCH(frame_header) \ 36*c0909341SAndroid Build Coastguard Worker ((frame_header)->frame_type & 1) 37*c0909341SAndroid Build Coastguard Worker 38*c0909341SAndroid Build Coastguard Worker /* 39*c0909341SAndroid Build Coastguard Worker * Checks whether Dav1dFrameType == KEY || == INTRA 40*c0909341SAndroid Build Coastguard Worker * See also: AV1 spec 6.8.2 41*c0909341SAndroid Build Coastguard Worker */ 42*c0909341SAndroid Build Coastguard Worker #define IS_KEY_OR_INTRA(frame_header) \ 43*c0909341SAndroid Build Coastguard Worker (!IS_INTER_OR_SWITCH(frame_header)) 44*c0909341SAndroid Build Coastguard Worker 45*c0909341SAndroid Build Coastguard Worker #endif /* DAV1D_COMMON_FRAME_H */ 46