x86: h264qpel: Move stray comment to the right spot and clarify it

[ffmpeg] / libavcodec / pngdec.c

diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c
index 56bda7c300958be3c18b1d626894726782f304ae..9c340eacb45f04274398de19da3d8804d435b94a 100644 (file)
--- a/libavcodec/pngdec.c
+++ b/libavcodec/pngdec.c
@@ -21,6 +21,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "bytestream.h"
+#include "internal.h"
 #include "png.h"
 #include "pngdsp.h"
 
@@ -382,7 +383,7 @@ static int png_decode_idat(PNGDecContext *s, int length)
 }
 
 static int decode_frame(AVCodecContext *avctx,
-                        void *data, int *data_size,
+                        void *data, int *got_frame,
                         AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
@@ -463,26 +464,28 @@ static int decode_frame(AVCodecContext *avctx,
 
                 if (s->bit_depth == 8 &&
                     s->color_type == PNG_COLOR_TYPE_RGB) {
-                    avctx->pix_fmt = PIX_FMT_RGB24;
+                    avctx->pix_fmt = AV_PIX_FMT_RGB24;
                 } else if (s->bit_depth == 8 &&
                            s->color_type == PNG_COLOR_TYPE_RGB_ALPHA) {
-                    avctx->pix_fmt = PIX_FMT_RGB32;
+                    avctx->pix_fmt = AV_PIX_FMT_RGB32;
                 } else if (s->bit_depth == 8 &&
                            s->color_type == PNG_COLOR_TYPE_GRAY) {
-                    avctx->pix_fmt = PIX_FMT_GRAY8;
+                    avctx->pix_fmt = AV_PIX_FMT_GRAY8;
                 } else if (s->bit_depth == 16 &&
                            s->color_type == PNG_COLOR_TYPE_GRAY) {
-                    avctx->pix_fmt = PIX_FMT_GRAY16BE;
+                    avctx->pix_fmt = AV_PIX_FMT_GRAY16BE;
                 } else if (s->bit_depth == 16 &&
                            s->color_type == PNG_COLOR_TYPE_RGB) {
-                    avctx->pix_fmt = PIX_FMT_RGB48BE;
+                    avctx->pix_fmt = AV_PIX_FMT_RGB48BE;
                 } else if (s->bit_depth == 1 &&
                            s->color_type == PNG_COLOR_TYPE_GRAY) {
-                    avctx->pix_fmt = PIX_FMT_MONOBLACK;
-                } else if (s->color_type == PNG_COLOR_TYPE_PALETTE) {
-                    avctx->pix_fmt = PIX_FMT_PAL8;
-                } else if (s->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
-                    avctx->pix_fmt = PIX_FMT_Y400A;
+                    avctx->pix_fmt = AV_PIX_FMT_MONOBLACK;
+                } else if (s->bit_depth == 8 &&
+                           s->color_type == PNG_COLOR_TYPE_PALETTE) {
+                    avctx->pix_fmt = AV_PIX_FMT_PAL8;
+                } else if (s->bit_depth == 8 &&
+                           s->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
+                    avctx->pix_fmt = AV_PIX_FMT_Y400A;
                 } else {
                     goto fail;
                 }
@@ -490,7 +493,7 @@ static int decode_frame(AVCodecContext *avctx,
                     avctx->release_buffer(avctx, p);
 
                 p->reference= 0;
-                if(avctx->get_buffer(avctx, p) < 0){
+                if(ff_get_buffer(avctx, p) < 0){
                     av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
                     goto fail;
                 }
@@ -608,7 +611,7 @@ static int decode_frame(AVCodecContext *avctx,
     }
 
     *picture= *s->current_picture;
-    *data_size = sizeof(AVFrame);
+    *got_frame = 1;
 
     ret = bytestream2_tell(&s->gb);
  the_end:
@@ -650,11 +653,11 @@ static av_cold int png_dec_end(AVCodecContext *avctx)
 AVCodec ff_png_decoder = {
     .name           = "png",
     .type           = AVMEDIA_TYPE_VIDEO,
-    .id             = CODEC_ID_PNG,
+    .id             = AV_CODEC_ID_PNG,
     .priv_data_size = sizeof(PNGDecContext),
     .init           = png_dec_init,
     .close          = png_dec_end,
     .decode         = decode_frame,
     .capabilities   = CODEC_CAP_DR1 /*| CODEC_CAP_DRAW_HORIZ_BAND*/,
-    .long_name = NULL_IF_CONFIG_SMALL("PNG (Portable Network Graphics) image"),
+    .long_name      = NULL_IF_CONFIG_SMALL("PNG (Portable Network Graphics) image"),
 };