From: Austin Yuan <[email protected]>
Signed-off-by: Austin Yuan <[email protected]>
---
va/va.h | 35 +++++++++++++++++++++++++++--------
1 files changed, 27 insertions(+), 8 deletions(-)
diff --git a/va/va.h b/va/va.h
index 64c168b..3ecf6f2 100644
--- a/va/va.h
+++ b/va/va.h
@@ -767,16 +767,35 @@ typedef struct _VAEncMiscParameterBuffer
unsigned int data[0];
} VAEncMiscParameterBuffer;
+
+/** \brief Rate control parameters */
typedef struct _VAEncMiscParameterRateControl
{
- unsigned int bits_per_second; /* this is the maximum bit-rate to be
constrained by the rate control implementation */
- unsigned int target_percentage; /* this is the bit-rate the rate control
is targeting, as a percentage of the maximum bit-rate */
- /* for example if target_percentage is 95
then the rate control will target a bit-rate that is */
- /* 95% of the maximum bit-rate */
- unsigned int window_size; /* windows size in milliseconds. For example if
this is set to 500, then the rate control will guarantee the */
- /* target bit-rate over a 500 ms window */
- unsigned int initial_qp; /* initial QP at I frames */
- unsigned int min_qp;
+ /* this is the maximum bit-rate to be constrained by the rate control
implementation */
+ unsigned int bits_per_second;
+ /* this is the bit-rate the rate control is targeting, as a percentage of
the maximum
+ * bit-rate for example if target_percentage is 95 then the rate control
will target
+ * a bit-rate that is 95% of the maximum bit-rate
+ */
+ unsigned int target_percentage;
+ /* windows size in milliseconds. For example if this is set to 500,
+ * then the rate control will guarantee the target bit-rate over a 500 ms
window
+ */
+ unsigned int window_size;
+ /* initial QP at I frames */
+ unsigned int initial_qp;
+ unsigned int min_qp;
+ unsigned int basic_unit_size;
+ union
+ {
+ struct
+ {
+ unsigned int reset : 1;
+ unsigned int disable_frame_skip : 1; /* Disable frame skip in rate
control mode */
+ unsigned int disable_bit_stuffing : 1; /* Disable bit stuffing in
rate control mode */
+ } bits;
+ unsigned int value;
+ } rc_flags;
} VAEncMiscParameterRateControl;
typedef struct _VAEncMiscParameterFrameRate
--
1.7.4.1
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