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cbs_mpeg2: Add support for picture display extension

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This commit is contained in:
Mark Thompson 2017-09-09 23:30:32 +01:00
parent 067a9ddeb8
commit a41b69b5eb
2 changed files with 52 additions and 0 deletions
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8
libavcodec/cbs_mpeg2.h
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@ -160,6 +160,11 @@ typedef struct MPEG2RawQuantMatrixExtension {
uint8_t chroma_non_intra_quantiser_matrix[64];
} MPEG2RawQuantMatrixExtension;
typedef struct MPEG2RawPictureDisplayExtension {
uint16_t frame_centre_horizontal_offset[3];
uint16_t frame_centre_vertical_offset[3];
} MPEG2RawPictureDisplayExtension;
typedef struct MPEG2RawExtensionData {
uint8_t extension_start_code;
uint8_t extension_start_code_identifier;
@ -169,6 +174,7 @@ typedef struct MPEG2RawExtensionData {
MPEG2RawSequenceDisplayExtension sequence_display;
MPEG2RawQuantMatrixExtension quant_matrix;
MPEG2RawPictureCodingExtension picture_coding;
MPEG2RawPictureDisplayExtension picture_display;
} data;
} MPEG2RawExtensionData;
@ -206,6 +212,8 @@ typedef struct CodedBitstreamMPEG2Context {
uint16_t vertical_size;
uint8_t scalable;
uint8_t scalable_mode;
uint8_t progressive_sequence;
uint8_t number_of_frame_centre_offsets;
// Write buffer.
uint8_t *write_buffer;