Simplify t_sqrt()

[ffmpeg] / libavcodec / mdec.c

diff --git a/libavcodec/mdec.c b/libavcodec/mdec.c
index e9bf5f5d1bcfc133b318490166e99eddb8ff47ad..9053f487100f78fb41a6d2028234e8b590593e9a 100644 (file)
--- a/libavcodec/mdec.c
+++ b/libavcodec/mdec.c
@@ -47,7 +47,7 @@ typedef struct MDECContext{
     int mb_width;
     int mb_height;
     int mb_x, mb_y;
-    DECLARE_ALIGNED_8(DCTELEM, block[6][64]);
+    DECLARE_ALIGNED_16(DCTELEM, block[6][64]);
     DECLARE_ALIGNED_8(uint16_t, intra_matrix[64]);
     DECLARE_ALIGNED_8(int, q_intra_matrix[64]);
     uint8_t *bitstream_buffer;
@@ -215,7 +215,7 @@ static int decode_frame(AVCodecContext *avctx,
     return (get_bits_count(&a->gb)+31)/32*4;
 }
 
-static void mdec_common_init(AVCodecContext *avctx){
+static av_cold void mdec_common_init(AVCodecContext *avctx){
     MDECContext * const a = avctx->priv_data;
 
     dsputil_init(&a->dsp, avctx);
@@ -227,7 +227,7 @@ static void mdec_common_init(AVCodecContext *avctx){
     a->avctx= avctx;
 }
 
-static int decode_init(AVCodecContext *avctx){
+static av_cold int decode_init(AVCodecContext *avctx){
     MDECContext * const a = avctx->priv_data;
     AVFrame *p= (AVFrame*)&a->picture;
 
@@ -247,7 +247,7 @@ static int decode_init(AVCodecContext *avctx){
     return 0;
 }
 
-static int decode_end(AVCodecContext *avctx){
+static av_cold int decode_end(AVCodecContext *avctx){
     MDECContext * const a = avctx->priv_data;
 
     av_freep(&a->bitstream_buffer);
@@ -267,5 +267,6 @@ AVCodec mdec_decoder = {
     decode_end,
     decode_frame,
     CODEC_CAP_DR1,
+    .long_name= NULL_IF_CONFIG_SMALL("Sony PlayStation MDEC (Motion DECoder)"),
 };