qsv: Drop some unused variables

[ffmpeg] / libavcodec / libtheoraenc.c

diff --git a/libavcodec/libtheoraenc.c b/libavcodec/libtheoraenc.c
index b88566466e3636d6543caf76a63c9986fb11b935..b329ed3b347ed72de6fc763be6665759dc2a2fab 100644 (file)
--- a/libavcodec/libtheoraenc.c
+++ b/libavcodec/libtheoraenc.c
@@ -58,8 +58,8 @@ static int concatenate_packet(unsigned int* offset,
                               const ogg_packet* packet)
 {
     const char* message = NULL;
-    uint8_t* newdata    = NULL;
     int newsize = avc_context->extradata_size + 2 + packet->bytes;
+    int err = AVERROR_INVALIDDATA;
 
     if (packet->bytes < 0) {
         message = "ogg_packet has negative size";
@@ -68,16 +68,16 @@ static int concatenate_packet(unsigned int* offset,
     } else if (newsize < avc_context->extradata_size) {
         message = "extradata_size would overflow";
     } else {
-        newdata = av_realloc(avc_context->extradata, newsize);
-        if (!newdata)
+        if ((err = av_reallocp(&avc_context->extradata, newsize)) < 0) {
+            avc_context->extradata_size = 0;
             message = "av_realloc failed";
+        }
     }
     if (message) {
         av_log(avc_context, AV_LOG_ERROR, "concatenate_packet failed: %s\n", message);
-        return -1;
+        return err;
     }
 
-    avc_context->extradata      = newdata;
     avc_context->extradata_size = newsize;
     AV_WB16(avc_context->extradata + (*offset), packet->bytes);
     *offset += 2;
@@ -101,6 +101,8 @@ static int get_stats(AVCodecContext *avctx, int eos)
     if (!eos) {
         h->stats = av_fast_realloc(h->stats, &h->stats_size,
                                    h->stats_offset + bytes);
+        if (!h->stats)
+            return AVERROR(ENOMEM);
         memcpy(h->stats + h->stats_offset, buf, bytes);
         h->stats_offset += bytes;
     } else {
@@ -108,6 +110,8 @@ static int get_stats(AVCodecContext *avctx, int eos)
         // libtheora generates a summary header at the end
         memcpy(h->stats, buf, bytes);
         avctx->stats_out = av_malloc(b64_size);
+        if (!avctx->stats_out)
+            return AVERROR(ENOMEM);
         av_base64_encode(avctx->stats_out, b64_size, h->stats, h->stats_offset);
     }
     return 0;
@@ -131,6 +135,8 @@ static int submit_stats(AVCodecContext *avctx)
         }
         h->stats_size = strlen(avctx->stats_in) * 3/4;
         h->stats      = av_malloc(h->stats_size);
+        if (!h->stats)
+            return AVERROR(ENOMEM);
         h->stats_size = av_base64_decode(h->stats, avctx->stats_in, h->stats_size);
     }
     while (h->stats_size - h->stats_offset > 0) {
@@ -201,7 +207,7 @@ static av_cold int encode_init(AVCodecContext* avc_context)
     av_pix_fmt_get_chroma_sub_sample(avc_context->pix_fmt,
                                      &h->uv_hshift, &h->uv_vshift);
 
-    if (avc_context->flags & CODEC_FLAG_QSCALE) {
+    if (avc_context->flags & AV_CODEC_FLAG_QSCALE) {
         /* to be constant with the libvorbis implementation, clip global_quality to 0 - 10
            Theora accepts a quality parameter p, which is:
                 * 0 <= p <=63
@@ -232,10 +238,10 @@ static av_cold int encode_init(AVCodecContext* avc_context)
     }
 
     // need to enable 2 pass (via TH_ENCCTL_2PASS_) before encoding headers
-    if (avc_context->flags & CODEC_FLAG_PASS1) {
+    if (avc_context->flags & AV_CODEC_FLAG_PASS1) {
         if (get_stats(avc_context, 0))
             return -1;
-    } else if (avc_context->flags & CODEC_FLAG_PASS2) {
+    } else if (avc_context->flags & AV_CODEC_FLAG_PASS2) {
         if (submit_stats(avc_context))
             return -1;
     }
@@ -244,7 +250,7 @@ static av_cold int encode_init(AVCodecContext* avc_context)
         Output first header packet consisting of theora
         header, comment, and tables.
 
-        Each one is prefixed with a 16bit size, then they
+        Each one is prefixed with a 16-bit size, then they
         are concatenated together into libavcodec's extradata.
     */
     offset = 0;
@@ -258,9 +264,6 @@ static av_cold int encode_init(AVCodecContext* avc_context)
 
     th_comment_clear(&t_comment);
 
-    /* Set up the output AVFrame */
-    avc_context->coded_frame= avcodec_alloc_frame();
-
     return 0;
 }
 
@@ -275,7 +278,7 @@ static int encode_frame(AVCodecContext* avc_context, AVPacket *pkt,
     // EOS, finish and get 1st pass stats if applicable
     if (!frame) {
         th_encode_packetout(h->t_state, 1, &o_packet);
-        if (avc_context->flags & CODEC_FLAG_PASS1)
+        if (avc_context->flags & AV_CODEC_FLAG_PASS1)
             if (get_stats(avc_context, 1))
                 return -1;
         return 0;
@@ -289,7 +292,7 @@ static int encode_frame(AVCodecContext* avc_context, AVPacket *pkt,
         t_yuv_buffer[i].data   = frame->data[i];
     }
 
-    if (avc_context->flags & CODEC_FLAG_PASS2)
+    if (avc_context->flags & AV_CODEC_FLAG_PASS2)
         if (submit_stats(avc_context))
             return -1;
 
@@ -312,7 +315,7 @@ static int encode_frame(AVCodecContext* avc_context, AVPacket *pkt,
         return -1;
     }
 
-    if (avc_context->flags & CODEC_FLAG_PASS1)
+    if (avc_context->flags & AV_CODEC_FLAG_PASS1)
         if (get_stats(avc_context, 0))
             return -1;
 
@@ -340,8 +343,12 @@ static int encode_frame(AVCodecContext* avc_context, AVPacket *pkt,
     // HACK: assumes no encoder delay, this is true until libtheora becomes
     // multithreaded (which will be disabled unless explicitly requested)
     pkt->pts = pkt->dts = frame->pts;
+#if FF_API_CODED_FRAME
+FF_DISABLE_DEPRECATION_WARNINGS
     avc_context->coded_frame->key_frame = !(o_packet.granulepos & h->keyframe_mask);
-    if (avc_context->coded_frame->key_frame)
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+    if (!(o_packet.granulepos & h->keyframe_mask))
         pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
 
@@ -354,7 +361,6 @@ static av_cold int encode_close(AVCodecContext* avc_context)
 
     th_encode_free(h->t_state);
     av_freep(&h->stats);
-    av_freep(&avc_context->coded_frame);
     av_freep(&avc_context->stats_out);
     av_freep(&avc_context->extradata);
     avc_context->extradata_size = 0;
@@ -372,7 +378,7 @@ AVCodec ff_libtheora_encoder = {
     .init           = encode_init,
     .close          = encode_close,
     .encode2        = encode_frame,
-    .capabilities   = CODEC_CAP_DELAY, // needed to get the statsfile summary
+    .capabilities   = AV_CODEC_CAP_DELAY, // needed to get the statsfile summary
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_NONE
     },