[FFmpeg-cvslog] r23488 - in trunk/libavcodec: aac.c aac.h aacsbr.c

alexc subversion
Sat Jun 5 17:22:19 CEST 2010


Author: alexc
Date: Sat Jun  5 17:22:19 2010
New Revision: 23488

Log:
aacdec: Rename avccontext to avctx.

Modified:
   trunk/libavcodec/aac.c
   trunk/libavcodec/aac.h
   trunk/libavcodec/aacsbr.c

Modified: trunk/libavcodec/aac.c
==============================================================================
--- trunk/libavcodec/aac.c	Sat Jun  5 15:58:13 2010	(r23487)
+++ trunk/libavcodec/aac.c	Sat Jun  5 17:22:19 2010	(r23488)
@@ -120,7 +120,7 @@ static ChannelElement *get_che(AACContex
     int err_printed = 0;
     while (ac->tags_seen_this_frame[type][elem_id] && elem_id < MAX_ELEM_ID) {
         if (ac->output_configured < OC_LOCKED && !err_printed) {
-            av_log(ac->avccontext, AV_LOG_WARNING, "Duplicate channel tag found, attempting to remap.\n");
+            av_log(ac->avctx, AV_LOG_WARNING, "Duplicate channel tag found, attempting to remap.\n");
             err_printed = 1;
         }
         elem_id++;
@@ -225,7 +225,7 @@ static av_cold int output_configure(AACC
                             enum ChannelPosition new_che_pos[4][MAX_ELEM_ID],
                             int channel_config, enum OCStatus oc_type)
 {
-    AVCodecContext *avctx = ac->avccontext;
+    AVCodecContext *avctx = ac->avctx;
     int i, type, channels = 0, ret;
 
     memcpy(che_pos, new_che_pos, 4 * MAX_ELEM_ID * sizeof(new_che_pos[0][0]));
@@ -308,7 +308,7 @@ static int decode_pce(AACContext *ac, en
 
     sampling_index = get_bits(gb, 4);
     if (ac->m4ac.sampling_index != sampling_index)
-        av_log(ac->avccontext, AV_LOG_WARNING, "Sample rate index in program config element does not match the sample rate index configured by the container.\n");
+        av_log(ac->avctx, AV_LOG_WARNING, "Sample rate index in program config element does not match the sample rate index configured by the container.\n");
 
     num_front       = get_bits(gb, 4);
     num_side        = get_bits(gb, 4);
@@ -339,7 +339,7 @@ static int decode_pce(AACContext *ac, en
     /* comment field, first byte is length */
     comment_len = get_bits(gb, 8) * 8;
     if (get_bits_left(gb) < comment_len) {
-        av_log(ac->avccontext, AV_LOG_ERROR, overread_err);
+        av_log(ac->avctx, AV_LOG_ERROR, overread_err);
         return -1;
     }
     skip_bits_long(gb, comment_len);
@@ -359,7 +359,7 @@ static av_cold int set_default_channel_c
                                       int channel_config)
 {
     if (channel_config < 1 || channel_config > 7) {
-        av_log(ac->avccontext, AV_LOG_ERROR, "invalid default channel configuration (%d)\n",
+        av_log(ac->avctx, AV_LOG_ERROR, "invalid default channel configuration (%d)\n",
                channel_config);
         return -1;
     }
@@ -404,7 +404,7 @@ static int decode_ga_specific_config(AAC
     int extension_flag, ret;
 
     if (get_bits1(gb)) { // frameLengthFlag
-        av_log_missing_feature(ac->avccontext, "960/120 MDCT window is", 1);
+        av_log_missing_feature(ac->avctx, "960/120 MDCT window is", 1);
         return -1;
     }
 
@@ -468,7 +468,7 @@ static int decode_audio_specific_config(
     if ((i = ff_mpeg4audio_get_config(&ac->m4ac, data, data_size)) < 0)
         return -1;
     if (ac->m4ac.sampling_index > 12) {
-        av_log(ac->avccontext, AV_LOG_ERROR, "invalid sampling rate index %d\n", ac->m4ac.sampling_index);
+        av_log(ac->avctx, AV_LOG_ERROR, "invalid sampling rate index %d\n", ac->m4ac.sampling_index);
         return -1;
     }
 
@@ -481,7 +481,7 @@ static int decode_audio_specific_config(
             return -1;
         break;
     default:
-        av_log(ac->avccontext, AV_LOG_ERROR, "Audio object type %s%d is not supported.\n",
+        av_log(ac->avctx, AV_LOG_ERROR, "Audio object type %s%d is not supported.\n",
                ac->m4ac.sbr == 1? "SBR+" : "", ac->m4ac.object_type);
         return -1;
     }
@@ -524,20 +524,20 @@ static void reset_predictor_group(Predic
         reset_predict_state(&ps[i]);
 }
 
-static av_cold int aac_decode_init(AVCodecContext *avccontext)
+static av_cold int aac_decode_init(AVCodecContext *avctx)
 {
-    AACContext *ac = avccontext->priv_data;
+    AACContext *ac = avctx->priv_data;
     int i;
 
-    ac->avccontext = avccontext;
-    ac->m4ac.sample_rate = avccontext->sample_rate;
+    ac->avctx = avctx;
+    ac->m4ac.sample_rate = avctx->sample_rate;
 
-    if (avccontext->extradata_size > 0) {
-        if (decode_audio_specific_config(ac, avccontext->extradata, avccontext->extradata_size))
+    if (avctx->extradata_size > 0) {
+        if (decode_audio_specific_config(ac, avctx->extradata, avctx->extradata_size))
             return -1;
     }
 
-    avccontext->sample_fmt = SAMPLE_FMT_S16;
+    avctx->sample_fmt = SAMPLE_FMT_S16;
 
     AAC_INIT_VLC_STATIC( 0, 304);
     AAC_INIT_VLC_STATIC( 1, 270);
@@ -553,7 +553,7 @@ static av_cold int aac_decode_init(AVCod
 
     ff_aac_sbr_init();
 
-    dsputil_init(&ac->dsp, avccontext);
+    dsputil_init(&ac->dsp, avctx);
 
     ac->random_state = 0x1f2e3d4c;
 
@@ -607,7 +607,7 @@ static int skip_data_stream_element(AACC
         align_get_bits(gb);
 
     if (get_bits_left(gb) < 8 * count) {
-        av_log(ac->avccontext, AV_LOG_ERROR, overread_err);
+        av_log(ac->avctx, AV_LOG_ERROR, overread_err);
         return -1;
     }
     skip_bits_long(gb, 8 * count);
@@ -621,7 +621,7 @@ static int decode_prediction(AACContext 
     if (get_bits1(gb)) {
         ics->predictor_reset_group = get_bits(gb, 5);
         if (ics->predictor_reset_group == 0 || ics->predictor_reset_group > 30) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "Invalid Predictor Reset Group.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "Invalid Predictor Reset Group.\n");
             return -1;
         }
     }
@@ -640,7 +640,7 @@ static int decode_ics_info(AACContext *a
                            GetBitContext *gb, int common_window)
 {
     if (get_bits1(gb)) {
-        av_log(ac->avccontext, AV_LOG_ERROR, "Reserved bit set.\n");
+        av_log(ac->avctx, AV_LOG_ERROR, "Reserved bit set.\n");
         memset(ics, 0, sizeof(IndividualChannelStream));
         return -1;
     }
@@ -681,11 +681,11 @@ static int decode_ics_info(AACContext *a
                     return -1;
                 }
             } else if (ac->m4ac.object_type == AOT_AAC_LC) {
-                av_log(ac->avccontext, AV_LOG_ERROR, "Prediction is not allowed in AAC-LC.\n");
+                av_log(ac->avctx, AV_LOG_ERROR, "Prediction is not allowed in AAC-LC.\n");
                 memset(ics, 0, sizeof(IndividualChannelStream));
                 return -1;
             } else {
-                av_log_missing_feature(ac->avccontext, "Predictor bit set but LTP is", 1);
+                av_log_missing_feature(ac->avctx, "Predictor bit set but LTP is", 1);
                 memset(ics, 0, sizeof(IndividualChannelStream));
                 return -1;
             }
@@ -693,7 +693,7 @@ static int decode_ics_info(AACContext *a
     }
 
     if (ics->max_sfb > ics->num_swb) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Number of scalefactor bands in group (%d) exceeds limit (%d).\n",
                ics->max_sfb, ics->num_swb);
         memset(ics, 0, sizeof(IndividualChannelStream));
@@ -724,18 +724,18 @@ static int decode_band_types(AACContext 
             int sect_len_incr;
             int sect_band_type = get_bits(gb, 4);
             if (sect_band_type == 12) {
-                av_log(ac->avccontext, AV_LOG_ERROR, "invalid band type\n");
+                av_log(ac->avctx, AV_LOG_ERROR, "invalid band type\n");
                 return -1;
             }
             while ((sect_len_incr = get_bits(gb, bits)) == (1 << bits) - 1)
                 sect_end += sect_len_incr;
             sect_end += sect_len_incr;
             if (get_bits_left(gb) < 0) {
-                av_log(ac->avccontext, AV_LOG_ERROR, overread_err);
+                av_log(ac->avctx, AV_LOG_ERROR, overread_err);
                 return -1;
             }
             if (sect_end > ics->max_sfb) {
-                av_log(ac->avccontext, AV_LOG_ERROR,
+                av_log(ac->avctx, AV_LOG_ERROR,
                        "Number of bands (%d) exceeds limit (%d).\n",
                        sect_end, ics->max_sfb);
                 return -1;
@@ -780,7 +780,7 @@ static int decode_scalefactors(AACContex
                 for (; i < run_end; i++, idx++) {
                     offset[2] += get_vlc2(gb, vlc_scalefactors.table, 7, 3) - 60;
                     if (offset[2] > 255U) {
-                        av_log(ac->avccontext, AV_LOG_ERROR,
+                        av_log(ac->avctx, AV_LOG_ERROR,
                                "%s (%d) out of range.\n", sf_str[2], offset[2]);
                         return -1;
                     }
@@ -793,7 +793,7 @@ static int decode_scalefactors(AACContex
                     else
                         offset[1] += get_vlc2(gb, vlc_scalefactors.table, 7, 3) - 60;
                     if (offset[1] > 255U) {
-                        av_log(ac->avccontext, AV_LOG_ERROR,
+                        av_log(ac->avctx, AV_LOG_ERROR,
                                "%s (%d) out of range.\n", sf_str[1], offset[1]);
                         return -1;
                     }
@@ -803,7 +803,7 @@ static int decode_scalefactors(AACContex
                 for (; i < run_end; i++, idx++) {
                     offset[0] += get_vlc2(gb, vlc_scalefactors.table, 7, 3) - 60;
                     if (offset[0] > 255U) {
-                        av_log(ac->avccontext, AV_LOG_ERROR,
+                        av_log(ac->avctx, AV_LOG_ERROR,
                                "%s (%d) out of range.\n", sf_str[0], offset[0]);
                         return -1;
                     }
@@ -860,7 +860,7 @@ static int decode_tns(AACContext *ac, Te
                 tns->length[w][filt] = get_bits(gb, 6 - 2 * is8);
 
                 if ((tns->order[w][filt] = get_bits(gb, 5 - 2 * is8)) > tns_max_order) {
-                    av_log(ac->avccontext, AV_LOG_ERROR, "TNS filter order %d is greater than maximum %d.\n",
+                    av_log(ac->avctx, AV_LOG_ERROR, "TNS filter order %d is greater than maximum %d.\n",
                            tns->order[w][filt], tns_max_order);
                     tns->order[w][filt] = 0;
                     return -1;
@@ -1179,7 +1179,7 @@ static int decode_spectrum_and_dequant(A
                                     b = 31 - av_log2(~b);
 
                                     if (b > 8) {
-                                        av_log(ac->avccontext, AV_LOG_ERROR, "error in spectral data, ESC overflow\n");
+                                        av_log(ac->avctx, AV_LOG_ERROR, "error in spectral data, ESC overflow\n");
                                         return -1;
                                     }
 
@@ -1232,7 +1232,7 @@ static int decode_spectrum_and_dequant(A
     return 0;
 
 err_cb_overflow:
-    av_log(ac->avccontext, AV_LOG_ERROR,
+    av_log(ac->avctx, AV_LOG_ERROR,
            "Read beyond end of ff_aac_codebook_vectors[%d][]. index %d >= %d\n",
            band_type[idx], err_idx, ff_aac_spectral_sizes[band_type[idx]]);
     return -1;
@@ -1353,18 +1353,18 @@ static int decode_ics(AACContext *ac, Si
     if (!scale_flag) {
         if ((pulse_present = get_bits1(gb))) {
             if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) {
-                av_log(ac->avccontext, AV_LOG_ERROR, "Pulse tool not allowed in eight short sequence.\n");
+                av_log(ac->avctx, AV_LOG_ERROR, "Pulse tool not allowed in eight short sequence.\n");
                 return -1;
             }
             if (decode_pulses(&pulse, gb, ics->swb_offset, ics->num_swb)) {
-                av_log(ac->avccontext, AV_LOG_ERROR, "Pulse data corrupt or invalid.\n");
+                av_log(ac->avctx, AV_LOG_ERROR, "Pulse data corrupt or invalid.\n");
                 return -1;
             }
         }
         if ((tns->present = get_bits1(gb)) && decode_tns(ac, tns, gb, ics))
             return -1;
         if (get_bits1(gb)) {
-            av_log_missing_feature(ac->avccontext, "SSR", 1);
+            av_log_missing_feature(ac->avctx, "SSR", 1);
             return -1;
         }
     }
@@ -1464,7 +1464,7 @@ static int decode_cpe(AACContext *ac, Ge
         cpe->ch[1].ics.use_kb_window[1] = i;
         ms_present = get_bits(gb, 2);
         if (ms_present == 3) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "ms_present = 3 is reserved.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "ms_present = 3 is reserved.\n");
             return -1;
         } else if (ms_present)
             decode_mid_side_stereo(cpe, gb, ms_present);
@@ -1651,14 +1651,14 @@ static int decode_extension_payload(AACC
         crc_flag++;
     case EXT_SBR_DATA:
         if (!che) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "SBR was found before the first channel element.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "SBR was found before the first channel element.\n");
             return res;
         } else if (!ac->m4ac.sbr) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "SBR signaled to be not-present but was found in the bitstream.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "SBR signaled to be not-present but was found in the bitstream.\n");
             skip_bits_long(gb, 8 * cnt - 4);
             return res;
         } else if (ac->m4ac.sbr == -1 && ac->output_configured == OC_LOCKED) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "Implicit SBR was found with a first occurrence after the first frame.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "Implicit SBR was found with a first occurrence after the first frame.\n");
             skip_bits_long(gb, 8 * cnt - 4);
             return res;
         } else {
@@ -1744,7 +1744,7 @@ static void imdct_and_windowing(AACConte
     // imdct
     if (ics->window_sequence[0] == EIGHT_SHORT_SEQUENCE) {
         if (ics->window_sequence[1] == ONLY_LONG_SEQUENCE || ics->window_sequence[1] == LONG_STOP_SEQUENCE)
-            av_log(ac->avccontext, AV_LOG_WARNING,
+            av_log(ac->avctx, AV_LOG_WARNING,
                    "Transition from an ONLY_LONG or LONG_STOP to an EIGHT_SHORT sequence detected. "
                    "If you heard an audible artifact, please submit the sample to the FFmpeg developers.\n");
         for (i = 0; i < 1024; i += 128)
@@ -1810,7 +1810,7 @@ static void apply_dependent_coupling(AAC
     const float *src = cce->ch[0].coeffs;
     int g, i, group, k, idx = 0;
     if (ac->m4ac.object_type == AOT_AAC_LTP) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Dependent coupling is not supported together with LTP\n");
         return;
     }
@@ -1945,25 +1945,25 @@ static int parse_adts_frame_header(AACCo
         ac->m4ac.sample_rate     = hdr_info.sample_rate;
         ac->m4ac.sampling_index  = hdr_info.sampling_index;
         ac->m4ac.object_type     = hdr_info.object_type;
-        if (!ac->avccontext->sample_rate)
-            ac->avccontext->sample_rate = hdr_info.sample_rate;
+        if (!ac->avctx->sample_rate)
+            ac->avctx->sample_rate = hdr_info.sample_rate;
         if (hdr_info.num_aac_frames == 1) {
             if (!hdr_info.crc_absent)
                 skip_bits(gb, 16);
         } else {
-            av_log_missing_feature(ac->avccontext, "More than one AAC RDB per ADTS frame is", 0);
+            av_log_missing_feature(ac->avctx, "More than one AAC RDB per ADTS frame is", 0);
             return -1;
         }
     }
     return size;
 }
 
-static int aac_decode_frame(AVCodecContext *avccontext, void *data,
+static int aac_decode_frame(AVCodecContext *avctx, void *data,
                             int *data_size, AVPacket *avpkt)
 {
     const uint8_t *buf = avpkt->data;
     int buf_size = avpkt->size;
-    AACContext *ac = avccontext->priv_data;
+    AACContext *ac = avctx->priv_data;
     ChannelElement *che = NULL, *che_prev = NULL;
     GetBitContext gb;
     enum RawDataBlockType elem_type, elem_type_prev = TYPE_END;
@@ -1976,11 +1976,11 @@ static int aac_decode_frame(AVCodecConte
 
     if (show_bits(&gb, 12) == 0xfff) {
         if (parse_adts_frame_header(ac, &gb) < 0) {
-            av_log(avccontext, AV_LOG_ERROR, "Error decoding AAC frame header.\n");
+            av_log(avctx, AV_LOG_ERROR, "Error decoding AAC frame header.\n");
             return -1;
         }
         if (ac->m4ac.sampling_index > 12) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "invalid sampling rate index %d\n", ac->m4ac.sampling_index);
+            av_log(ac->avctx, AV_LOG_ERROR, "invalid sampling rate index %d\n", ac->m4ac.sampling_index);
             return -1;
         }
     }
@@ -1991,7 +1991,7 @@ static int aac_decode_frame(AVCodecConte
         elem_id = get_bits(&gb, 4);
 
         if (elem_type < TYPE_DSE && !(che=get_che(ac, elem_type, elem_id))) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "channel element %d.%d is not allocated\n", elem_type, elem_id);
+            av_log(ac->avctx, AV_LOG_ERROR, "channel element %d.%d is not allocated\n", elem_type, elem_id);
             return -1;
         }
 
@@ -2023,7 +2023,7 @@ static int aac_decode_frame(AVCodecConte
             if ((err = decode_pce(ac, new_che_pos, &gb)))
                 break;
             if (ac->output_configured > OC_TRIAL_PCE)
-                av_log(avccontext, AV_LOG_ERROR,
+                av_log(avctx, AV_LOG_ERROR,
                        "Not evaluating a further program_config_element as this construct is dubious at best.\n");
             else
                 err = output_configure(ac, ac->che_pos, new_che_pos, 0, OC_TRIAL_PCE);
@@ -2034,7 +2034,7 @@ static int aac_decode_frame(AVCodecConte
             if (elem_id == 15)
                 elem_id += get_bits(&gb, 8) - 1;
             if (get_bits_left(&gb) < 8 * elem_id) {
-                    av_log(avccontext, AV_LOG_ERROR, overread_err);
+                    av_log(avctx, AV_LOG_ERROR, overread_err);
                     return -1;
             }
             while (elem_id > 0)
@@ -2054,7 +2054,7 @@ static int aac_decode_frame(AVCodecConte
             return err;
 
         if (get_bits_left(&gb) < 3) {
-            av_log(avccontext, AV_LOG_ERROR, overread_err);
+            av_log(avctx, AV_LOG_ERROR, overread_err);
             return -1;
         }
     }
@@ -2064,20 +2064,20 @@ static int aac_decode_frame(AVCodecConte
     multiplier = (ac->m4ac.sbr == 1) ? ac->m4ac.ext_sample_rate > ac->m4ac.sample_rate : 0;
     samples <<= multiplier;
     if (ac->output_configured < OC_LOCKED) {
-        avccontext->sample_rate = ac->m4ac.sample_rate << multiplier;
-        avccontext->frame_size = samples;
+        avctx->sample_rate = ac->m4ac.sample_rate << multiplier;
+        avctx->frame_size = samples;
     }
 
-    data_size_tmp = samples * avccontext->channels * sizeof(int16_t);
+    data_size_tmp = samples * avctx->channels * sizeof(int16_t);
     if (*data_size < data_size_tmp) {
-        av_log(avccontext, AV_LOG_ERROR,
+        av_log(avctx, AV_LOG_ERROR,
                "Output buffer too small (%d) or trying to output too many samples (%d) for this frame.\n",
                *data_size, data_size_tmp);
         return -1;
     }
     *data_size = data_size_tmp;
 
-    ac->dsp.float_to_int16_interleave(data, (const float **)ac->output_data, samples, avccontext->channels);
+    ac->dsp.float_to_int16_interleave(data, (const float **)ac->output_data, samples, avctx->channels);
 
     if (ac->output_configured)
         ac->output_configured = OC_LOCKED;
@@ -2090,9 +2090,9 @@ static int aac_decode_frame(AVCodecConte
     return buf_size > buf_offset ? buf_consumed : buf_size;
 }
 
-static av_cold int aac_decode_close(AVCodecContext *avccontext)
+static av_cold int aac_decode_close(AVCodecContext *avctx)
 {
-    AACContext *ac = avccontext->priv_data;
+    AACContext *ac = avctx->priv_data;
     int i, type;
 
     for (i = 0; i < MAX_ELEM_ID; i++) {

Modified: trunk/libavcodec/aac.h
==============================================================================
--- trunk/libavcodec/aac.h	Sat Jun  5 15:58:13 2010	(r23487)
+++ trunk/libavcodec/aac.h	Sat Jun  5 17:22:19 2010	(r23488)
@@ -241,7 +241,7 @@ typedef struct {
  * main AAC context
  */
 typedef struct {
-    AVCodecContext * avccontext;
+    AVCodecContext * avctx;
 
     MPEG4AudioConfig m4ac;
 

Modified: trunk/libavcodec/aacsbr.c
==============================================================================
--- trunk/libavcodec/aacsbr.c	Sat Jun  5 15:58:13 2010	(r23487)
+++ trunk/libavcodec/aacsbr.c	Sat Jun  5 17:22:19 2010	(r23488)
@@ -293,15 +293,15 @@ static void make_bands(int16_t* bands, i
     bands[num_bands-1] = stop - previous;
 }
 
-static int check_n_master(AVCodecContext *avccontext, int n_master, int bs_xover_band)
+static int check_n_master(AVCodecContext *avctx, int n_master, int bs_xover_band)
 {
     // Requirements (14496-3 sp04 p205)
     if (n_master <= 0) {
-        av_log(avccontext, AV_LOG_ERROR, "Invalid n_master: %d\n", n_master);
+        av_log(avctx, AV_LOG_ERROR, "Invalid n_master: %d\n", n_master);
         return -1;
     }
     if (bs_xover_band >= n_master) {
-        av_log(avccontext, AV_LOG_ERROR,
+        av_log(avctx, AV_LOG_ERROR,
                "Invalid bitstream, crossover band index beyond array bounds: %d\n",
                bs_xover_band);
         return -1;
@@ -349,7 +349,7 @@ static int sbr_make_f_master(AACContext 
         sbr_offset_ptr = sbr_offset[5];
         break;
     default:
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Unsupported sample rate for SBR: %d\n", sbr->sample_rate);
         return -1;
     }
@@ -367,7 +367,7 @@ static int sbr_make_f_master(AACContext 
     } else if (spectrum->bs_stop_freq == 15) {
         sbr->k[2] = 3*sbr->k[0];
     } else {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Invalid bs_stop_freq: %d\n", spectrum->bs_stop_freq);
         return -1;
     }
@@ -382,7 +382,7 @@ static int sbr_make_f_master(AACContext 
         max_qmf_subbands = 32;
 
     if (sbr->k[2] - sbr->k[0] > max_qmf_subbands) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Invalid bitstream, too many QMF subbands: %d\n", sbr->k[2] - sbr->k[0]);
         return -1;
     }
@@ -393,7 +393,7 @@ static int sbr_make_f_master(AACContext 
 
         dk = spectrum->bs_alter_scale + 1;
         sbr->n_master = ((sbr->k[2] - sbr->k[0] + (dk&2)) >> dk) << 1;
-        if (check_n_master(ac->avccontext, sbr->n_master, sbr->spectrum_params.bs_xover_band))
+        if (check_n_master(ac->avctx, sbr->n_master, sbr->spectrum_params.bs_xover_band))
             return -1;
 
         for (k = 1; k <= sbr->n_master; k++)
@@ -428,7 +428,7 @@ static int sbr_make_f_master(AACContext 
         num_bands_0 = lrintf(half_bands * log2f(sbr->k[1] / (float)sbr->k[0])) * 2;
 
         if (num_bands_0 <= 0) { // Requirements (14496-3 sp04 p205)
-            av_log(ac->avccontext, AV_LOG_ERROR, "Invalid num_bands_0: %d\n", num_bands_0);
+            av_log(ac->avctx, AV_LOG_ERROR, "Invalid num_bands_0: %d\n", num_bands_0);
             return -1;
         }
 
@@ -442,7 +442,7 @@ static int sbr_make_f_master(AACContext 
         vk0[0] = sbr->k[0];
         for (k = 1; k <= num_bands_0; k++) {
             if (vk0[k] <= 0) { // Requirements (14496-3 sp04 p205)
-                av_log(ac->avccontext, AV_LOG_ERROR, "Invalid vDk0[%d]: %d\n", k, vk0[k]);
+                av_log(ac->avctx, AV_LOG_ERROR, "Invalid vDk0[%d]: %d\n", k, vk0[k]);
                 return -1;
             }
             vk0[k] += vk0[k-1];
@@ -472,14 +472,14 @@ static int sbr_make_f_master(AACContext 
             vk1[0] = sbr->k[1];
             for (k = 1; k <= num_bands_1; k++) {
                 if (vk1[k] <= 0) { // Requirements (14496-3 sp04 p205)
-                    av_log(ac->avccontext, AV_LOG_ERROR, "Invalid vDk1[%d]: %d\n", k, vk1[k]);
+                    av_log(ac->avctx, AV_LOG_ERROR, "Invalid vDk1[%d]: %d\n", k, vk1[k]);
                     return -1;
                 }
                 vk1[k] += vk1[k-1];
             }
 
             sbr->n_master = num_bands_0 + num_bands_1;
-            if (check_n_master(ac->avccontext, sbr->n_master, sbr->spectrum_params.bs_xover_band))
+            if (check_n_master(ac->avctx, sbr->n_master, sbr->spectrum_params.bs_xover_band))
                 return -1;
             memcpy(&sbr->f_master[0],               vk0,
                    (num_bands_0 + 1) * sizeof(sbr->f_master[0]));
@@ -488,7 +488,7 @@ static int sbr_make_f_master(AACContext 
 
         } else {
             sbr->n_master = num_bands_0;
-            if (check_n_master(ac->avccontext, sbr->n_master, sbr->spectrum_params.bs_xover_band))
+            if (check_n_master(ac->avctx, sbr->n_master, sbr->spectrum_params.bs_xover_band))
                 return -1;
             memcpy(sbr->f_master, vk0, (num_bands_0 + 1) * sizeof(sbr->f_master[0]));
         }
@@ -524,7 +524,7 @@ static int sbr_hf_calc_npatches(AACConte
         // illegal however the Coding Technologies decoder check stream has a final
         // count of 6 patches
         if (sbr->num_patches > 5) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "Too many patches: %d\n", sbr->num_patches);
+            av_log(ac->avctx, AV_LOG_ERROR, "Too many patches: %d\n", sbr->num_patches);
             return -1;
         }
 
@@ -563,12 +563,12 @@ static int sbr_make_f_derived(AACContext
 
     // Requirements (14496-3 sp04 p205)
     if (sbr->kx[1] + sbr->m[1] > 64) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Stop frequency border too high: %d\n", sbr->kx[1] + sbr->m[1]);
         return -1;
     }
     if (sbr->kx[1] > 32) {
-        av_log(ac->avccontext, AV_LOG_ERROR, "Start frequency border too high: %d\n", sbr->kx[1]);
+        av_log(ac->avctx, AV_LOG_ERROR, "Start frequency border too high: %d\n", sbr->kx[1]);
         return -1;
     }
 
@@ -580,7 +580,7 @@ static int sbr_make_f_derived(AACContext
     sbr->n_q = FFMAX(1, lrintf(sbr->spectrum_params.bs_noise_bands *
                                log2f(sbr->k[2] / (float)sbr->kx[1]))); // 0 <= bs_noise_bands <= 3
     if (sbr->n_q > 5) {
-        av_log(ac->avccontext, AV_LOG_ERROR, "Too many noise floor scale factors: %d\n", sbr->n_q);
+        av_log(ac->avctx, AV_LOG_ERROR, "Too many noise floor scale factors: %d\n", sbr->n_q);
         return -1;
     }
 
@@ -638,7 +638,7 @@ static int read_sbr_grid(AACContext *ac,
             ch_data->bs_amp_res = 0;
 
         if (ch_data->bs_num_env > 4) {
-            av_log(ac->avccontext, AV_LOG_ERROR,
+            av_log(ac->avctx, AV_LOG_ERROR,
                    "Invalid bitstream, too many SBR envelopes in FIXFIX type SBR frame: %d\n",
                    ch_data->bs_num_env);
             return -1;
@@ -693,7 +693,7 @@ static int read_sbr_grid(AACContext *ac,
         ch_data->bs_num_env                 = num_rel_lead + num_rel_trail + 1;
 
         if (ch_data->bs_num_env > 5) {
-            av_log(ac->avccontext, AV_LOG_ERROR,
+            av_log(ac->avctx, AV_LOG_ERROR,
                    "Invalid bitstream, too many SBR envelopes in VARVAR type SBR frame: %d\n",
                    ch_data->bs_num_env);
             return -1;
@@ -714,7 +714,7 @@ static int read_sbr_grid(AACContext *ac,
     }
 
     if (bs_pointer > ch_data->bs_num_env + 1) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Invalid bitstream, bs_pointer points to a middle noise border outside the time borders table: %d\n",
                bs_pointer);
         return -1;
@@ -722,7 +722,7 @@ static int read_sbr_grid(AACContext *ac,
 
     for (i = 1; i <= ch_data->bs_num_env; i++) {
         if (ch_data->t_env[i-1] > ch_data->t_env[i]) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "Non monotone time borders\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "Non monotone time borders\n");
             return -1;
         }
     }
@@ -907,21 +907,21 @@ static void read_sbr_extension(AACContex
     switch (bs_extension_id) {
     case EXTENSION_ID_PS:
         if (!ac->m4ac.ps) {
-            av_log(ac->avccontext, AV_LOG_ERROR, "Parametric Stereo signaled to be not-present but was found in the bitstream.\n");
+            av_log(ac->avctx, AV_LOG_ERROR, "Parametric Stereo signaled to be not-present but was found in the bitstream.\n");
             skip_bits_long(gb, *num_bits_left); // bs_fill_bits
             *num_bits_left = 0;
         } else {
 #if 0
             *num_bits_left -= ff_ps_data(gb, ps);
 #else
-            av_log_missing_feature(ac->avccontext, "Parametric Stereo is", 0);
+            av_log_missing_feature(ac->avctx, "Parametric Stereo is", 0);
             skip_bits_long(gb, *num_bits_left); // bs_fill_bits
             *num_bits_left = 0;
 #endif
         }
         break;
     default:
-        av_log_missing_feature(ac->avccontext, "Reserved SBR extensions are", 1);
+        av_log_missing_feature(ac->avctx, "Reserved SBR extensions are", 1);
         skip_bits_long(gb, *num_bits_left); // bs_fill_bits
         *num_bits_left = 0;
         break;
@@ -1006,7 +1006,7 @@ static unsigned int read_sbr_data(AACCon
             return get_bits_count(gb) - cnt;
         }
     } else {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
             "Invalid bitstream - cannot apply SBR to element type %d\n", id_aac);
         sbr->start = 0;
         return get_bits_count(gb) - cnt;
@@ -1033,7 +1033,7 @@ static void sbr_reset(AACContext *ac, Sp
     if (err >= 0)
         err = sbr_make_f_derived(ac, sbr);
     if (err < 0) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "SBR reset failed. Switching SBR to pure upsampling mode.\n");
         sbr->start = 0;
     }
@@ -1085,7 +1085,7 @@ int ff_decode_sbr_extension(AACContext *
     bytes_read = ((num_sbr_bits + num_align_bits + 4) >> 3);
 
     if (bytes_read > cnt) {
-        av_log(ac->avccontext, AV_LOG_ERROR,
+        av_log(ac->avctx, AV_LOG_ERROR,
                "Expected to read %d SBR bytes actually read %d.\n", cnt, bytes_read);
     }
     return cnt;
@@ -1380,7 +1380,7 @@ static int sbr_hf_gen(AACContext *ac, Sp
             g--;
 
             if (g < 0) {
-                av_log(ac->avccontext, AV_LOG_ERROR,
+                av_log(ac->avctx, AV_LOG_ERROR,
                        "ERROR : no subband found for frequency %d\n", k);
                 return -1;
             }



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