vaapi.h 2.2 KB

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  1. /*
  2. * Video Acceleration API (shared data between FFmpeg and the video player)
  3. * HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
  4. *
  5. * Copyright (C) 2008-2009 Splitted-Desktop Systems
  6. *
  7. * This file is part of FFmpeg.
  8. *
  9. * FFmpeg is free software; you can redistribute it and/or
  10. * modify it under the terms of the GNU Lesser General Public
  11. * License as published by the Free Software Foundation; either
  12. * version 2.1 of the License, or (at your option) any later version.
  13. *
  14. * FFmpeg is distributed in the hope that it will be useful,
  15. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17. * Lesser General Public License for more details.
  18. *
  19. * You should have received a copy of the GNU Lesser General Public
  20. * License along with FFmpeg; if not, write to the Free Software
  21. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  22. */
  23. #ifndef AVCODEC_VAAPI_H
  24. #define AVCODEC_VAAPI_H
  25. /**
  26. * @file
  27. * @ingroup lavc_codec_hwaccel_vaapi
  28. * Public libavcodec VA API header.
  29. */
  30. #include <stdint.h>
  31. #include "libavutil/attributes.h"
  32. #include "version.h"
  33. #if FF_API_STRUCT_VAAPI_CONTEXT
  34. /**
  35. * @defgroup lavc_codec_hwaccel_vaapi VA API Decoding
  36. * @ingroup lavc_codec_hwaccel
  37. * @{
  38. */
  39. /**
  40. * This structure is used to share data between the FFmpeg library and
  41. * the client video application.
  42. * This shall be zero-allocated and available as
  43. * AVCodecContext.hwaccel_context. All user members can be set once
  44. * during initialization or through each AVCodecContext.get_buffer()
  45. * function call. In any case, they must be valid prior to calling
  46. * decoding functions.
  47. *
  48. * Deprecated: use AVCodecContext.hw_frames_ctx instead.
  49. */
  50. struct attribute_deprecated vaapi_context {
  51. /**
  52. * Window system dependent data
  53. *
  54. * - encoding: unused
  55. * - decoding: Set by user
  56. */
  57. void *display;
  58. /**
  59. * Configuration ID
  60. *
  61. * - encoding: unused
  62. * - decoding: Set by user
  63. */
  64. uint32_t config_id;
  65. /**
  66. * Context ID (video decode pipeline)
  67. *
  68. * - encoding: unused
  69. * - decoding: Set by user
  70. */
  71. uint32_t context_id;
  72. };
  73. /* @} */
  74. #endif /* FF_API_STRUCT_VAAPI_CONTEXT */
  75. #endif /* AVCODEC_VAAPI_H */