Commit bbf53047 authored by Frank Galligan's avatar Frank Galligan

Add external constants.

Change-Id: I8d329513c87bd8622306aba27c83bf04ef170fa4
parent 0f512788
......@@ -238,8 +238,9 @@ typedef vpx_image_t *(*vpx_codec_get_frame_fn_t)(vpx_codec_alg_priv_t *ctx,
* using external frame buffers.
*
* \note
* When decoding VP9, the application must pass in at least 8 external
* frame buffers, as VP9 can have up to 8 reference frames.
* When decoding VP9, the application must pass in at least
* #VP9_MAXIMUM_REF_BUFFERS external frame buffers, as VP9 can have up to
* that many reference frames.
*/
typedef vpx_codec_err_t (*vpx_codec_set_frame_buffers_fn_t)(
vpx_codec_alg_priv_t *ctx,
......
......@@ -362,8 +362,9 @@ extern "C" {
* using external frame buffers.
*
* \note
* When decoding VP9, the application must pass in at least 8 external
* frame buffers, as VP9 can have up to 8 reference frames.
* When decoding VP9, the application must pass in at least
* #VP9_MAXIMUM_REF_BUFFERS external frame buffers, as VP9 can have up to
* that many reference frames.
*/
vpx_codec_err_t vpx_codec_set_frame_buffers(
vpx_codec_ctx_t *ctx,
......
......@@ -17,6 +17,14 @@ extern "C" {
#include "./vpx_integer.h"
/*!\brief The maximum number of work buffers used by libvpx.
*/
#define VPX_MAXIMUM_WORK_BUFFERS 1
/*!\brief The maximum number of reference buffers that a VP9 encoder may use.
*/
#define VP9_MAXIMUM_REF_BUFFERS 8
/*!\brief External frame buffer
*
* This structure is used to hold external frame buffers passed into the
......
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