Have vpx_codec_error take const vpx_codec_ctx_t *

Also have vpx_codec_error_detail take vpx_codec_ctx_t *. Both functions
are getter functions that don't modify the codec context.

Change-Id: I4689022425efbf7b1da5034255ac052fce5e5b4f

2 files changed, 5 insertions, 5 deletions

diff --git a/vpx/src/vpx_codec.c b/vpx/src/vpx_codec.c
index 114b94e19..24528d860 100644
--- a/vpx/src/vpx_codec.c
+++ b/vpx/src/vpx_codec.c
@@ -50,12 +50,12 @@ const char *vpx_codec_err_to_string(vpx_codec_err_t err) {
   return "Unrecognized error code";
 }
 
-const char *vpx_codec_error(vpx_codec_ctx_t *ctx) {
+const char *vpx_codec_error(const vpx_codec_ctx_t *ctx) {
   return (ctx) ? vpx_codec_err_to_string(ctx->err)
                : vpx_codec_err_to_string(VPX_CODEC_INVALID_PARAM);
 }
 
-const char *vpx_codec_error_detail(vpx_codec_ctx_t *ctx) {
+const char *vpx_codec_error_detail(const vpx_codec_ctx_t *ctx) {
   if (ctx && ctx->err)
     return ctx->priv ? ctx->priv->err_detail : ctx->err_detail;
 
@@ -82,7 +82,7 @@ vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx) {
 }
 
 vpx_codec_caps_t vpx_codec_get_caps(vpx_codec_iface_t *iface) {
-  return (iface) ? iface->caps : 0;
+  return iface ? iface->caps : 0;
 }
 
 vpx_codec_err_t vpx_codec_control_(vpx_codec_ctx_t *ctx, int ctrl_id, ...) {
diff --git a/vpx/vpx_codec.h b/vpx/vpx_codec.h
index 11bf8aaa2..ca18d90cb 100644
--- a/vpx/vpx_codec.h
+++ b/vpx/vpx_codec.h
@@ -318,7 +318,7 @@ const char *vpx_codec_err_to_string(vpx_codec_err_t err);
  * \param[in]    ctx     Pointer to this instance's context.
  *
  */
-const char *vpx_codec_error(vpx_codec_ctx_t *ctx);
+const char *vpx_codec_error(const vpx_codec_ctx_t *ctx);
 
 /*!\brief Retrieve detailed error information for codec context
  *
@@ -330,7 +330,7 @@ const char *vpx_codec_error(vpx_codec_ctx_t *ctx);
  * \retval NULL
  *     No detailed information is available.
  */
-const char *vpx_codec_error_detail(vpx_codec_ctx_t *ctx);
+const char *vpx_codec_error_detail(const vpx_codec_ctx_t *ctx);
 
 /* REQUIRED FUNCTIONS
  *