Merge commit 'e7d7cf86dcaba8eaaed62c80172ff0aff2588c2a'

[ffmpeg] / libavcodec / utils.c

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index dfac790705e7e8ed45beca848673758e43c11f00..d00dfae4aca51484338e7ba240d973c5becf53bb 100644 (file)
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -888,8 +888,10 @@ end:
 int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
 {
     int ret = get_buffer_internal(avctx, frame, flags);
-    if (ret < 0)
+    if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+        frame->width = frame->height = 0;
+    }
     return ret;
 }
 
@@ -1693,7 +1695,7 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
     *got_packet_ptr = 0;
 
     if (!(avctx->codec->capabilities & AV_CODEC_CAP_DELAY) && !frame) {
-        av_free_packet(avpkt);
+        av_packet_unref(avpkt);
         av_init_packet(avpkt);
         return 0;
     }
@@ -1799,7 +1801,7 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
     }
 
     if (ret < 0 || !*got_packet_ptr) {
-        av_free_packet(avpkt);
+        av_packet_unref(avpkt);
         av_init_packet(avpkt);
         goto end;
     }
@@ -1839,7 +1841,7 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
         avctx->stats_out[0] = '\0';
 
     if (!(avctx->codec->capabilities & AV_CODEC_CAP_DELAY) && !frame) {
-        av_free_packet(avpkt);
+        av_packet_unref(avpkt);
         av_init_packet(avpkt);
         avpkt->size = 0;
         return 0;
@@ -1893,7 +1895,7 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
     }
 
     if (ret < 0 || !*got_packet_ptr)
-        av_free_packet(avpkt);
+        av_packet_unref(avpkt);
 
     emms_c();
     return ret;
@@ -2353,7 +2355,7 @@ static int recode_subtitle(AVCodecContext *avctx,
         ret = FFMIN(AVERROR(errno), -1);
         av_log(avctx, AV_LOG_ERROR, "Unable to recode subtitle event \"%s\" "
                "from %s to UTF-8\n", inpkt->data, avctx->sub_charenc);
-        av_free_packet(&tmp);
+        av_packet_unref(&tmp);
         goto end;
     }
     outpkt->size -= outl;
@@ -2460,7 +2462,7 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
                 pkt_recoded.side_data = NULL;
                 pkt_recoded.side_data_elems = 0;
 
-                av_free_packet(&pkt_recoded);
+                av_packet_unref(&pkt_recoded);
             }
             if (avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB)
                 sub->format = 0;
@@ -2760,8 +2762,8 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
 
             if (enc->sample_aspect_ratio.num) {
                 av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
-                          enc->width * enc->sample_aspect_ratio.num,
-                          enc->height * enc->sample_aspect_ratio.den,
+                          enc->width * (int64_t)enc->sample_aspect_ratio.num,
+                          enc->height * (int64_t)enc->sample_aspect_ratio.den,
                           1024 * 1024);
                 snprintf(buf + strlen(buf), buf_size - strlen(buf),
                          " [SAR %d:%d DAR %d:%d]",
@@ -2901,6 +2903,7 @@ int av_get_exact_bits_per_sample(enum AVCodecID codec_id)
     case AV_CODEC_ID_ADPCM_IMA_WS:
     case AV_CODEC_ID_ADPCM_G722:
     case AV_CODEC_ID_ADPCM_YAMAHA:
+    case AV_CODEC_ID_ADPCM_AICA:
         return 4;
     case AV_CODEC_ID_DSD_LSBF:
     case AV_CODEC_ID_DSD_MSBF:
@@ -3066,7 +3069,7 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
                 return frame_bytes * 8 / bps;
         }
 
-        if (ch > 0) {
+        if (ch > 0 && ch < INT_MAX/16) {
             /* calc from frame_bytes and channels */
             switch (id) {
             case AV_CODEC_ID_ADPCM_AFC: