1 /* 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_VIDEO_CODING_SOURCE_INTERNAL_DEFINES_H_ 12 #define WEBRTC_MODULES_VIDEO_CODING_SOURCE_INTERNAL_DEFINES_H_ 13 14 #include "webrtc/typedefs.h" 15 16 namespace webrtc 17 { 18 19 #define MASK_32_BITS(x) (0xFFFFFFFF & (x)) 20 21 inline uint32_t MaskWord64ToUWord32(int64_t w64) 22 { 23 return static_cast<uint32_t>(MASK_32_BITS(w64)); 24 } 25 26 #define VCM_MAX(a, b) (((a) > (b)) ? (a) : (b)) 27 #define VCM_MIN(a, b) (((a) < (b)) ? (a) : (b)) 28 29 #define VCM_DEFAULT_CODEC_WIDTH 352 30 #define VCM_DEFAULT_CODEC_HEIGHT 288 31 #define VCM_DEFAULT_FRAME_RATE 30 32 #define VCM_MIN_BITRATE 30 33 #define VCM_FLUSH_INDICATOR 4 34 35 // Helper macros for creating the static codec list 36 #define VCM_NO_CODEC_IDX -1 37 #ifdef VIDEOCODEC_VP8 38 #define VCM_VP8_IDX (VCM_NO_CODEC_IDX + 1) 39 #else 40 #define VCM_VP8_IDX VCM_NO_CODEC_IDX 41 #endif 42 #ifdef VIDEOCODEC_H264 43 #define VCM_H264_IDX (VCM_VP8_IDX + 1) 44 #else 45 #define VCM_H264_IDX VCM_VP8_IDX 46 #endif 47 #ifdef VIDEOCODEC_I420 48 #define VCM_I420_IDX (VCM_H264_IDX + 1) 49 #else 50 #define VCM_I420_IDX VCM_H264_IDX 51 #endif 52 #define VCM_NUM_VIDEO_CODECS_AVAILABLE (VCM_I420_IDX + 1) 53 54 #define VCM_NO_RECEIVER_ID 0 55 56 inline int32_t VCMId(const int32_t vcmId, const int32_t receiverId = 0) 57 { 58 return static_cast<int32_t>((vcmId << 16) + receiverId); 59 } 60 61 } // namespace webrtc 62 63 #endif // WEBRTC_MODULES_VIDEO_CODING_SOURCE_INTERNAL_DEFINES_H_ 64
