Replace more FFmpeg references by Libav.

doc/muxers.texi

@@ -167,7 +167,7 @@ Set the first PID for data packets (default 0x0100, max 0x0f00).
 
 The recognized metadata settings in mpegts muxer are @code{service_provider}
 and @code{service_name}. If they are not set the default for
-@code{service_provider} is "FFmpeg" and the default for
+@code{service_provider} is "Libav" and the default for
 @code{service_name} is "Service01".
 
 @example

libavcodec/dsputil.c

@@ -4061,7 +4061,7 @@ int ff_check_alignment(void){
                 "Compiler did not align stack variables. Libavcodec has been miscompiled\n"
                 "and may be very slow or crash. This is not a bug in libavcodec,\n"
                 "but in the compiler. You may try recompiling using gcc >= 4.2.\n"
-                "Do not report crashes to FFmpeg developers.\n");
+                "Do not report crashes to Libav developers.\n");
 #endif
             did_fail=1;
         }

libavcodec/dv.c

@@ -787,7 +787,7 @@ static av_always_inline int dv_init_enc_block(EncBlockInfo* bi, uint8_t *data, i
        method suggested in SMPTE 314M Table 22, and an improved
        method. The SMPTE method is very conservative; it assigns class
        3 (i.e. severe quantization) to any block where the largest AC
-       component is greater than 36. FFmpeg's DV encoder tracks AC bit
+       component is greater than 36. Libav's DV encoder tracks AC bit
        consumption precisely, so there is no need to bias most blocks
        towards strongly lossy compression. Instead, we assign class 2
        to most blocks, and use class 3 only when strictly necessary
@@ -795,7 +795,7 @@ static av_always_inline int dv_init_enc_block(EncBlockInfo* bi, uint8_t *data, i
 
 #if 0 /* SMPTE spec method */
     static const int classes[] = {12, 24, 36, 0xffff};
-#else /* improved FFmpeg method */
+#else /* improved Libav method */
     static const int classes[] = {-1, -1, 255, 0xffff};
 #endif
     int max  = classes[0];

libavcodec/dxva2.h

@@ -60,7 +60,7 @@ struct dxva_context {
     uint64_t workaround;
 
     /**
-     * Private to the FFmpeg AVHWAccel implementation
+     * Private to the Libav AVHWAccel implementation
      */
     unsigned report_id;
 };

libavcodec/dxva2_h264.c

@@ -95,7 +95,7 @@ static void fill_picture_parameters(struct dxva_context *ctx, const H264Context
     pp->wBitFields                    = ((s->picture_structure != PICT_FRAME) <<  0) |
                                         (h->sps.mb_aff                        <<  1) |
                                         (h->sps.residual_color_transform_flag <<  2) |
-                                        /* sp_for_switch_flag (not implemented by FFmpeg) */
+                                        /* sp_for_switch_flag (not implemented by Libav) */
                                         (0                                    <<  3) |
                                         (h->sps.chroma_format_idc             <<  4) |
                                         ((h->nal_ref_idc != 0)                <<  6) |
@@ -146,8 +146,8 @@ static void fill_picture_parameters(struct dxva_context *ctx, const H264Context
     pp->deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
     pp->redundant_pic_cnt_present_flag= h->pps.redundant_pic_cnt_present;
     pp->Reserved8BitsB                = 0;
-    pp->slice_group_change_rate_minus1= 0;  /* XXX not implemented by FFmpeg */
-    //pp->SliceGroupMap[810];               /* XXX not implemented by FFmpeg */
+    pp->slice_group_change_rate_minus1= 0;  /* XXX not implemented by Libav */
+    //pp->SliceGroupMap[810];               /* XXX not implemented by Libav */
 }
 
 static void fill_scaling_lists(const H264Context *h, DXVA_Qmatrix_H264 *qm)
@@ -243,7 +243,7 @@ static void fill_slice_long(AVCodecContext *avctx, DXVA_Slice_H264_Long *slice,
             }
         }
     }
-    slice->slice_qs_delta    = 0; /* XXX not implemented by FFmpeg */
+    slice->slice_qs_delta    = 0; /* XXX not implemented by Libav */
     slice->slice_qp_delta    = s->qscale - h->pps.init_qp;
     slice->redundant_pic_cnt = h->redundant_pic_count;
     if (h->slice_type == FF_B_TYPE)

libavcodec/jpeglsdec.c

@@ -40,7 +40,7 @@
 * (or test broken JPEG-LS decoder) and slow down ordinary decoding a bit.
 *
 * There is no Golomb code with length >= 32 bits possible, so check and
-* avoid situation of 32 zeros, FFmpeg Golomb decoder is painfully slow
+* avoid situation of 32 zeros, Libav Golomb decoder is painfully slow
 * on this errors.
 */
 //#define JLS_BROKEN

libavcodec/libdirac.h

@@ -30,7 +30,7 @@
 #include <libdirac_common/dirac_types.h>
 
 /**
-* Table providing a Dirac chroma format to FFmpeg pixel format mapping.
+* Table providing a Dirac chroma format to Libav pixel format mapping.
 */
 static const struct {
     enum PixelFormat ff_pix_fmt;

libavcodec/libdiracdec.c

@@ -47,7 +47,7 @@ typedef struct FfmpegDiracDecoderParams {
 
 
 /**
-* returns FFmpeg chroma format
+* returns Libav chroma format
 */
 static enum PixelFormat GetFfmpegChromaFormat(dirac_chroma_t dirac_pix_fmt)
 {
@@ -103,7 +103,7 @@ static int libdirac_decode_frame(AVCodecContext *avccontext,
 
         case STATE_SEQUENCE:
         {
-            /* tell FFmpeg about sequence details */
+            /* tell Libav about sequence details */
             dirac_sourceparams_t *src_params = &p_dirac_params->p_decoder->src_params;
 
             if (av_image_check_size(src_params->width, src_params->height,

libavcodec/libschroedingerdec.c

@@ -118,7 +118,7 @@ static SchroBuffer* FfmpegFindNextSchroParseUnit(FfmpegSchroParseUnitContext *pa
 }
 
 /**
-* Returns FFmpeg chroma format.
+* Returns Libav chroma format.
 */
 static enum PixelFormat GetFfmpegChromaFormat(SchroChromaFormat schro_pix_fmt)
 {
@@ -169,7 +169,7 @@ static void libschroedinger_handle_first_access_unit(AVCodecContext *avccontext)
 
     p_schro_params->format = schro_decoder_get_video_format(decoder);
 
-    /* Tell FFmpeg about sequence details. */
+    /* Tell Libav about sequence details. */
     if (av_image_check_size(p_schro_params->format->width, p_schro_params->format->height,
                             0, avccontext) < 0) {
         av_log(avccontext, AV_LOG_ERROR, "invalid dimensions (%dx%d)\n",

libavcodec/libtheoraenc.c

@@ -30,7 +30,7 @@
  * and o_ prefixes on variables which are libogg types.
  */
 
-/* FFmpeg includes */
+/* Libav includes */
 #include "libavutil/intreadwrite.h"
 #include "libavutil/log.h"
 #include "libavutil/base64.h"

libavcodec/mimic.c

@@ -209,7 +209,7 @@ static int vlc_decode_block(MimicContext *ctx, int num_coeffs, int qscale)
 
         value = get_bits(&ctx->gb, num_bits);
 
-        /* FFmpeg's IDCT behaves somewhat different from the original code, so
+        /* Libav's IDCT behaves somewhat different from the original code, so
          * a factor of 4 was added to the input */
 
         coeff = vlcdec_lookup[num_bits][value];

libavcodec/truemotion2.c

@@ -64,7 +64,7 @@ typedef struct TM2Context{
 * Huffman codes for each of streams
 */
 typedef struct TM2Codes{
-    VLC vlc; ///< table for FFmpeg bitstream reader
+    VLC vlc; ///< table for Libav bitstream reader
     int bits;
     int *recode; ///< table for converting from code indexes to values
     int length;

libavcodec/utils.c

@@ -1189,7 +1189,7 @@ int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b){
 
 void av_log_missing_feature(void *avc, const char *feature, int want_sample)
 {
-    av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your FFmpeg "
+    av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your Libav "
             "version to the newest one from Git. If the problem still "
             "occurs, it means that your file has a feature which has not "
             "been implemented.", feature);

libavcodec/vaapi_h264.c

@@ -258,7 +258,7 @@ static int start_frame(AVCodecContext          *avctx,
     pic_param->seq_fields.bits.delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
     pic_param->num_slice_groups_minus1                          = h->pps.slice_group_count - 1;
     pic_param->slice_group_map_type                             = h->pps.mb_slice_group_map_type;
-    pic_param->slice_group_change_rate_minus1                   = 0; /* XXX: unimplemented in FFmpeg */
+    pic_param->slice_group_change_rate_minus1                   = 0; /* XXX: unimplemented in Libav */
     pic_param->pic_init_qp_minus26                              = h->pps.init_qp - 26;
     pic_param->pic_init_qs_minus26                              = h->pps.init_qs - 26;
     pic_param->chroma_qp_index_offset                           = h->pps.chroma_qp_index_offset[0];

libavcodec/vaapi_mpeg4.c

@@ -129,7 +129,7 @@ static int vaapi_mpeg4_decode_slice(AVCodecContext *avctx, const uint8_t *buffer
 
     /* video_plane_with_short_video_header() contains all GOBs
      * in-order, and this is what VA API (Intel backend) expects: only
-     * a single slice param. So fake macroblock_number for FFmpeg so
+     * a single slice param. So fake macroblock_number for Libav so
      * that we don't call vaapi_mpeg4_decode_slice() again
      */
     if (avctx->codec->id == CODEC_ID_H263)

libavcodec/vaapi_vc1.c

@@ -24,7 +24,7 @@
 #include "vc1.h"
 #include "vc1data.h"
 
-/** Translate FFmpeg MV modes to VA API */
+/** Translate Libav MV modes to VA API */
 static int get_VAMvModeVC1(enum MVModes mv_mode)
 {
     switch (mv_mode) {
@@ -116,7 +116,7 @@ static inline VAMvModeVC1 vc1_get_MVMODE2(VC1Context *v)
     return 0;
 }
 
-/** Pack FFmpeg bitplanes into a VABitPlaneBuffer element */
+/** Pack Libav bitplanes into a VABitPlaneBuffer element */
 static inline void vc1_pack_bitplanes(uint8_t *bitplane, int n, const uint8_t *ff_bp[3], int x, int y, int stride)
 {
     const int bitplane_index = n / 2;

libavcodec/version.h

 /*
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 

libavcodec/vorbis_enc.c

@@ -957,7 +957,7 @@ static av_cold int vorbis_encode_init(AVCodecContext *avccontext)
     vorbis_enc_context *venc = avccontext->priv_data;
 
     if (avccontext->channels != 2) {
-        av_log(avccontext, AV_LOG_ERROR, "Current FFmpeg Vorbis encoder only supports 2 channels.\n");
+        av_log(avccontext, AV_LOG_ERROR, "Current Libav Vorbis encoder only supports 2 channels.\n");
         return -1;
     }
 

libavcodec/wmavoice.c

@@ -1912,7 +1912,7 @@ static int wmavoice_decode_packet(AVCodecContext *ctx, void *data,
     *data_size = 0;
 
     /* Packets are sometimes a multiple of ctx->block_align, with a packet
-     * header at each ctx->block_align bytes. However, FFmpeg's ASF demuxer
+     * header at each ctx->block_align bytes. However, Libav's ASF demuxer
      * feeds us ASF packets, which may concatenate multiple "codec" packets
      * in a single "muxer" packet, so we artificially emulate that by
      * capping the packet size at ctx->block_align. */

libavfilter/vf_fade.c

@@ -2,20 +2,20 @@
  * Copyright (c) 2010 Brandon Mintern
  * Copyright (c) 2007 Bobby Bingham
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 

libavformat/avformat.h

@@ -742,7 +742,7 @@ typedef struct AVFormatContext {
     /**
      * Decoding: total stream bitrate in bit/s, 0 if not
      * available. Never set it directly if the file_size and the
-     * duration are known as FFmpeg can compute it automatically.
+     * duration are known as Libav can compute it automatically.
      */
     int bit_rate;
 

libavformat/avidec.c

@@ -588,7 +588,7 @@ static int avi_read_header(AVFormatContext *s, AVFormatParameters *ap)
 
                     /* Extract palette from extradata if bpp <= 8. */
                     /* This code assumes that extradata contains only palette. */
-                    /* This is true for all paletted codecs implemented in FFmpeg. */
+                    /* This is true for all paletted codecs implemented in Libav. */
                     if (st->codec->extradata_size && (st->codec->bits_per_coded_sample <= 8)) {
 #if HAVE_BIGENDIAN
                         for (i = 0; i < FFMIN(st->codec->extradata_size, AVPALETTE_SIZE)/4; i++)

libavformat/mpegtsenc.c

@@ -181,7 +181,7 @@ static int mpegts_write_section1(MpegTSSection *s, int tid, int id,
 /*********************************************/
 /* mpegts writer */
 
-#define DEFAULT_PROVIDER_NAME   "FFmpeg"
+#define DEFAULT_PROVIDER_NAME   "Libav"
 #define DEFAULT_SERVICE_NAME    "Service01"
 
 /* a PES packet header is generated every DEFAULT_PES_HEADER_FREQ packets */

libavformat/mxfenc.c

@@ -499,7 +499,7 @@ static void mxf_write_identification(AVFormatContext *s)
 {
     MXFContext *mxf = s->priv_data;
     AVIOContext *pb = s->pb;
-    const char *company = "FFmpeg";
+    const char *company = "Libav";
     const char *product = "OP1a Muxer";
     const char *version;
     int length;

libavformat/oggparsespeex.c

@@ -59,7 +59,7 @@ static int speex_header(AVFormatContext *s, int idx) {
         st->codec->channels = AV_RL32(p + 48);
 
         /* We treat the whole Speex packet as a single frame everywhere Speex
-           is handled in FFmpeg.  This avoids the complexities of splitting
+           is handled in Libav.  This avoids the complexities of splitting
            and joining individual Speex frames, which are not always
            byte-aligned. */
         st->codec->frame_size = AV_RL32(p + 56);

libavutil/error.c

@@ -28,7 +28,7 @@ int av_strerror(int errnum, char *errbuf, size_t errbuf_size)
     case AVERROR_EOF:               errstr = "End of file"; break;
     case AVERROR_INVALIDDATA:       errstr = "Invalid data found when processing input"; break;
     case AVERROR_NUMEXPECTED:       errstr = "Number syntax expected in filename"; break;
-    case AVERROR_PATCHWELCOME:      errstr = "Not yet implemented in FFmpeg, patches welcome"; break;
+    case AVERROR_PATCHWELCOME:      errstr = "Not yet implemented in Libav, patches welcome"; break;
     case AVERROR_DEMUXER_NOT_FOUND: errstr = "Demuxer not found"; break;
     case AVERROR_MUXER_NOT_FOUND:   errstr = "Muxer not found"; break;
     case AVERROR_DECODER_NOT_FOUND: errstr = "Decoder not found"; break;

libavutil/error.h

@@ -50,7 +50,7 @@
 
 #define AVERROR_EOF         AVERROR(EPIPE)   ///< End of file
 
-#define AVERROR_PATCHWELCOME    (-MKTAG('P','A','W','E')) ///< Not yet implemented in FFmpeg, patches welcome
+#define AVERROR_PATCHWELCOME    (-MKTAG('P','A','W','E')) ///< Not yet implemented in Libav, patches welcome
 
 #if LIBAVUTIL_VERSION_MAJOR > 50
 #define AVERROR_INVALIDDATA     (-MKTAG('I','N','D','A')) ///< Invalid data found when processing input