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avutil/frame.h: improve documentation for AV_FRAME_FLAG_LOSSLESS

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It should be more clear what this flag is indicating with a more
verbose comment documenting it.

Signed-off-by: Leo Izen <leo.izen@gmail.com>
Reviewed-by: Marton Balint <cus@passwd.hu>
Reviewed-by: Alexander Strasser <eclipse7@gmx.net>
Reviewed-by: Marth64 <marth64@proxyid.net>
This commit is contained in:
Leo Izen 2025-01-10 08:13:41 -05:00
parent b76053d8bf
commit f651ca3a68
Signed by: Traneptora
GPG key ID: 764E48EA48221833
1 changed files with 5 additions and 1 deletions
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6
libavutil/frame.h
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@ -666,7 +666,11 @@ typedef struct AVFrame {
*/ */
#define AV_FRAME_FLAG_TOP_FIELD_FIRST (1 << 4) #define AV_FRAME_FLAG_TOP_FIELD_FIRST (1 << 4)
/** /**
* A flag to mark frames which were encoded losslessly from the input. * A decoder can use this flag to mark frames which were originally encoded losslessly.
*
* For coding bitstream formats which support both lossless and lossy
* encoding, it is sometimes possible for a decoder to determine which method
* was used when the bitsream was encoded.
*/ */
#define AV_FRAME_FLAG_LOSSLESS (1 << 5) #define AV_FRAME_FLAG_LOSSLESS (1 << 5)
/** /**