diff options
Diffstat (limited to 'media/cdm/cenc_utils.h')
| -rw-r--r-- | media/cdm/cenc_utils.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/media/cdm/cenc_utils.h b/media/cdm/cenc_utils.h index ec85fb3..7dd82a1 100644 --- a/media/cdm/cenc_utils.h +++ b/media/cdm/cenc_utils.h @@ -28,6 +28,17 @@ MEDIA_EXPORT bool ValidatePsshInput(const std::vector<uint8_t>& input); MEDIA_EXPORT bool GetKeyIdsForCommonSystemId(const std::vector<uint8_t>& input, KeyIdList* key_ids); +// Gets the data field from the first 'pssh' box containing |system_id| UUID. +// Returns true if such a box is found and successfully parsed. Returns false +// otherwise. +// Notes: +// 1. If multiple PSSH boxes are found, the "Data" of the first matching 'pssh' +// box will be set in |pssh_data|. +// 2. Only PSSH boxes are allowed in |input|. +MEDIA_EXPORT bool GetPsshData(const std::vector<uint8_t>& input, + const std::vector<uint8_t>& system_id, + std::vector<uint8_t>* pssh_data); + } // namespace media #endif // MEDIA_CDM_CENC_UTILS_H_ |